| Entries |
| Document | Title | Date |
|---|
| 20140192017 | Electronic device - An electronic device is provided, the electronic device includes a first display screen and a second display screen, the first display screen and the second display screen are articulated to the same side of a control system, and can rotate up and down, and can display page information, the page information displayed by the first display screen and the second display screen is the same or different according to a selection of a user. The two display screens of a display apparatus can display page information for the user in multiple display forms and display modes, which greatly enriches the display manner of the electronic device and improves user experience. | 07-10-2014 |
| 20140192020 | ACTIVE GRIPPER FOR HAPTIC DEVICES - An active gripper for a haptic device including a parallel kinematics structure providing at least three degrees of freedom including three translational degrees of freedom, wherein the gripper comprises a first contact surface being adapted for contact by a first portion of a hand of a user, a second contact surface being adapted for contact by a second portion of the user's hand, which hand's second portion being moveable in relation to the hand's first portion, and a moveable member arranged between the first contact surface and the second contact surface and being adapted to actively move the first contact surface and the second contact surface in relation to each other. | 07-10-2014 |
| 20140192016 | INPUT DISPLAY DEVICE, CONTROL DEVICE OF INPUT DISPLAY DEVICE, AND RECORDING MEDIUM - An input display device including (i) a display screen for displaying information and (ii) a sensor for detecting an input to the display screen, and being capable of accepting input with a pen, is configured such that a control section (i) determines whether or not an input region detected by the sensor is a pen tip input region in which an input is carried out with a pen or a palm region in which an input is carried out by touching a hand holding a pen, in accordance with a size of the input region and (ii) switches a display direction of information on the display screen in accordance with a relative position of the pen tip region and the palm region, the pen tip region and the palm region in which a pen tip input and a palm input are determined to be carried out, respectively. | 07-10-2014 |
| 20140192014 | ELECTRONIC APPARATUS AND METHOD FOR DETERMINING VALIDITY OF TOUCH KEY INPUT USED FOR THE ELECTRONIC APPARATUS - Provided are an electronic apparatus for determining validity of touch key input and a method and apparatus for determining validity of touch key input for the electronic apparatus. The method includes determining whether a touch key is input to perform a preset function, determining whether a dummy key used to determine validity of input of the touch key is input, if determining that the touch key is input, and determining validity of input of the touch key based on whether the dummy key is input. According to the present invention, by determining whether touch key input is intended by a user, it is possible to prevent a function undesired by the user from being performed. | 07-10-2014 |
| 20140192013 | OPERATING AND DISPLAY DEVICE FOR A DOMESTIC APPLIANCE, AND DOMESTIC APPLIANCE - The invention relates to an operating and display device ( | 07-10-2014 |
| 20140192012 | DISPLAY DEVICE WITH TOUCH DETECTION FUNCTION, METHOD FOR DRIVING DISPLAY DEVICE WITH TOUCH DETECTION FUNCTION, AND ELECTRONIC APPARATUS - According to an aspect, a display device with a touch detection function includes a drive electrode driver and a source selector unit. The drive electrode driver applies a touch driving signal to a drive electrode opposed only to a pixel electrode corresponding to a non-selection signal line in which the application of the pixel signal is not selected by the source selector unit, among pixel electrodes selected by one scanning signal by the gate driver. | 07-10-2014 |
| 20140192011 | TOUCH-INPUT DETECTION DEVICE, TOUCH-SCREEN HAVING THE SAME, AND METHOD OF DETECTING A TOUCH-INPUT - A touch-input detection device is disclosed. In one aspect, the device includes a touch panel having first sensing electrodes and second sensing electrodes. The device additionally includes a sensing signal driver configured to generate a sensing signal and to apply the sensing signal to a charge pump unit and the first sensing electrodes. The charge pump unit is configured to generate an output voltage based on the sensing signal and an output signal from the second sensing electrodes. The device further includes a control unit configured to determine whether or not a touch input has been applied on the touch panel based on the output voltage. | 07-10-2014 |
| 20140192009 | TOUCH PANEL - A touch panel comprising a substrate, a plurality of first sensing electrodes, a plurality of second sensing electrodes, an insulating layer and a cover lens is provided. The first sensing electrodes are disposed on the substrate and are arranged in a first direction. The second sensing electrodes are disposed on the substrate and are arranged in a second direction. The first direction and the second directions are different. The insulating layer is disposed between the first and the second sensing electrodes. The cover lens is disposed on the insulating layer and has a non-uniform thickness. At least one of the surface areas of the first and the second sensing electrodes is related to the non-uniform thickness of the cover lens. | 07-10-2014 |
| 20100309165 | SIGNAL PROCESSING CIRCUIT OF ELECTROSTATIC CAPACITY TYPE TOUCH PANEL - There is offered a signal processing circuit of the electrostatic capacity type touch panel which can eliminate duplication of components to reduce a cost of the components. A touch panel | 12-09-2010 |
| 20100309166 | TOUCH PANEL AND DISPLAY DEVICE EQUIPPED WITH THE SAME - A capacitive touch panel ( | 12-09-2010 |
| 20160132212 | DISPLAY DEVICE - According to an aspect, a display device includes a display unit and a control unit. The display unit stereoscopically displays a display object. When a movement of an object is detected in a three-dimensional space where the display object is stereoscopically displayed, the control unit for changes the display object in the three-dimensional space according to the movement of the object. | 05-12-2016 |
| 20130321327 | TOUCH SENSING APPARATUS AND DATA PROCESSING METHOD THEREOF - There are provided a data processing method and a touch sensing apparatus. The data processing method includes (a) obtaining a plurality of pieces of sensing data according to one or more touch inputs; (b) selecting one or more pieces of temporary reference data having the minimum difference value between adjacent other pieces of sensing data; (c) calculating difference values between the one or more pieces of temporary reference data; (d) calculating an N number of difference values between the N number of pieces of sensing data obtained from the nodes included in the Kth row and an N number of pieces of sensing data obtained from nodes included in the K-1th row; and (e) determining the temporary reference data having a relatively small representative value as reference sensing data of the Kth row. | 12-05-2013 |
| 20130278544 | TOUCH-RESPONSIVE CAPACITOR WITH POLARIZING DIELECTRIC STRUCTURE - A touch-responsive capacitive apparatus includes means for defining first and second surfaces, a first micro-wire layer formed on the first surface, the first micro-wire layer including a plurality of electrically connected first micro-wires, a second micro-wire layer formed on the second surface, the second micro-wire layer including a plurality of electrically connected second micro-wires, and a polarizing dielectric structure located between the first and second micro-wire layers. | 10-24-2013 |
| 20150035790 | SELF-CAPACITIVE TOUCH PANEL AND TOUCH DISPLAY DEVICE - A self-capacitive touch panel is provided, including: a plurality of self-capacitive touch sensing electrodes arranged on a single layer; a touch control circuit configured to drive the plurality of self-capacitive touch sensing electrodes, to detect the changes of the self-capacitances of the plurality of self-capacitive touch sensing electrodes, and to determine a touch position based on the changes of the self-capacitances; an insulating layer covering the surface of the plurality of self-capacitive touch sensing electrodes; and an isolating electrode covering the surface of the insulating layer and connected to the touch control circuit. With the solutions according to the embodiments of the invention, the accuracy of touch detection may be enhanced. | 02-05-2015 |
| 20160018940 | METHOD FOR INCREASING SIGNAL TO NOISE RATIO OF CAPACITIVE TOUCH DEVICE AND CAPACITIVE TOUCH DEVICE AND TOUCH PANEL USING THE SAME - A method for increasing a signal to noise ratio of a capacitive touch device and a capacitive touch device and a touch panel using the same are provided. The capacitive touch device includes a first sensing electrode, a second sensing electrode, a touch detector, a resonant inductor and a detection signal output circuit. | 01-21-2016 |
| 20160018931 | SENSOR-EQUIPPED DISPLAY DEVICE - According to one embodiment, a sensor-equipped display device includes a display panel, a sensor and a controller. The sensor includes a plurality of detection electrodes. Each of the detection electrodes includes a first electrode and a second electrode. The first electrode includes a greater area in a rear part than in a front part in the first direction in the detection electrode. The second electrode includes a greater area in the front part than in the rear part in the first direction in the detection electrode. | 01-21-2016 |
| 20100090978 | TOUCH INPUT FUNCTION-EQUIPPED PROTECTION PANEL FOR ELECTRONIC DEVICE DISPLAY WINDOW - A touch input function-equipped protection panel for an electronic device display window which can suppress deterioration of electric properties and appearance quality in a lead wire connection part, includes a touch panel having a flexible upper electrode plate and an inflexible lower electrode plate arranged face-to-face at a prescribed gap in a manner that the electrode surfaces are directed to inside and being formed by sticking the outer circumferential parts of the respective electrode plates with an insulating adhesive layer interposed therebetween; a decorative film having a transparent window part and stuck to the surface of the upper electrode plate; and a pin-equipped lead wire for extracting an electric signal from an electrode terminal of the electrode plate through respective metal pins inserted into a plurality of through holes formed on the lower electrode plate, wherein an elastomeric binder-containing conductive adhesive layer is formed on the electrode terminal of at least one of the upper electrode plate and the lower electrode plate as an underlayer of a conductive adhesive to be injected into the respective through holes. | 04-15-2010 |
| 20090309851 | Capacitive Sensor Panel Having Dynamically Reconfigurable Sensor Size and Shape - This relates to a capacitive sensor panel that is able to dynamically reconfigure its sensor size and shape for proximity and/or distance to enable hover and gesture detection. Thus, the size and/or shape of the sensors in the panel can differ according to present needs. The sensor panel may dynamically reconfigure its sensor size and shape based on an object's proximity to the panel. The sensor panel may dynamically reconfigure its sensor size and shape based on a gesture detected by the panel. The sensor panel may dynamically reconfigure its sensor size and shape based on an application executing on a device in communication with the panel. | 12-17-2009 |
| 20100164905 | METHOD OF IMPROVED COMPUTATION OF TOUCH COORDINATES FOR FOUR-WIRE RESISTIVE TOUCH SCREENS - A method for calculating coordinates and touch pressure on a four-wire resistive touch screen includes applying a voltage gradient across a flexible resistive sheet in a touch screen and measuring the voltage where the screen comes in contact with another screen via analog to digital couplings to the other screen. The touch pressure is acquired by applying a higher voltage potential to one resistive sheet and a lower voltage potential to the other sheet so that current flows between the sheets at the point of contact between the sheets. A voltage on each sheet is then measured at the point of contact shared by the sheets. The measured voltages are used to calculate the touch pressure. | 07-01-2010 |
| 20100164901 | CAPACITIVE TOUCH PANEL - A capacitive touch panel with particular conductive pattern design reduces the mutual interference between the upper and lower electrode and perform three-dimensional capacitance detection and double-faced detection, and may be applied in large dimension touch panel with high sensitivity. | 07-01-2010 |
| 20130278551 | CAPACITIVE TOUCH SENSOR - The present invention relates to a capacitive touch sensor, and relates to a touch sensor which precisely senses whether there is any touch, without using a reference voltage or reference current in the touch sensor but by converting data between neighboring channels into two types of data having different polarities and by comparing the same. The invention makes it possible to miniaturize a structure of the touch sensor and to ensure compatibility allowing application to a variety of touch panels by minimizing the influence of noise from the outside environment. More specifically, the present invention provides a capacitive touch sensor comprising: at least one receiver channel R | 10-24-2013 |
| 20130278553 | DISPLAY DEVICE - A display device includes pixel electrodes formed in an image display area of a substrate, a common electrode formed in the image display area, inside signal lines formed inside the image display area, and electrically connected to the pixel electrodes, outside signal lines formed outside the image display area, and electrically connected to the inside signal lines, and a common line formed inside and outside the image display area, and electrically connected to the common electrode. An image is displayed under a control of a light using an electric field developed between the pixel electrodes and the common electrode. A coupling capacitance is formed between the inside signal lines and the common electrode. The outside signal lines each include a first portion, and a second portion higher in electric resistance than the first portion and the inside signal lines. | 10-24-2013 |
| 20120188194 | PROVIDING A PRELOAD APPARATUS IN A TOUCH SENSITIVE ELECTRONIC DEVICE - A spring component used in an electronic device provides a preload force used to urge a touch input component against a force transducer. The spring also provides an electrostatic grounding between the touch input component and other components of the electronic device. The use of the spring in an electronic device achieves both grounding and preloading and provides improvements in touch sensitive electronic devices. | 07-26-2012 |
| 20160132167 | Integrated Pixel Display and Touch Sensor - In one embodiment, an apparatus includes one or more display layers within a display stack, the one or more display layers include a plurality of crystals configured to adjust a polarization of light passing through the one or more display layers. The apparatus includes a reference voltage layer that provides the one or more display layers with a reference voltage. The apparatus includes a plurality of pixel-drive electrodes that adjust the polarization of the light passing through the one or more display layers by adjusting an electrical potential between the plurality of pixel-drive electrodes and the reference voltage layer. The pixel-drive electrodes provide drive signals for a touch sensor and the reference voltage layer provides sense signals. | 05-12-2016 |
| 20100271329 | LIQUID CRYSTAL DISPLAY DEVICE - In a liquid crystal display device in which a front window and a touch panel are bonded together with an adhesive sheet, a logo having plural layers is formed on a back side of the front window. A touch-panel flexible wiring substrate is mounted to the touch panel. A plane distance between an end portion of the plural layers of the logo and an end portion of the touch panel is set to greater than zero. With this configuration, it is possible to prevent a peeling stress on the adhesive sheet, even if a thickness of the adhesive sheet is smaller than the sum of a thickness of the touch-panel flexible wiring substrate and a thickness of the logo. | 10-28-2010 |
| 20160011717 | DISPLAY DEVICE WITH TOUCH DETECTING FUNCTION AND ELECTRONIC APPARATUS | 01-14-2016 |
| 20160011709 | PORTABLE ELECTRONIC DEVICE FOR INFORMATION DISPLAY | 01-14-2016 |
| 20100149128 | LIQUID CRYSTAL DISPLAY PANEL HAVING INTEGRATED PRESSURE SENDING UNITS - Capacitively actuated touch sensor units are integrated between subpixel light emitters of a liquid crystal display panel. In one embodiment, a sensor unit is monolithically integrated on a same substrate as are a plurality of associated subpixel units and the sensor unit includes a variable capacitor and a reference capacitor connected to define a voltage splitting circuit having a split voltage generating node. The sensor unit also includes a sensing transistor operatively coupled to the split voltage generating node and a voltage resetting transistor operatively coupled to the split voltage generating node. In one embodiment, one plate of the variable capacitor is defined by a touchwise flexed portion of a common electrode of the display and an opposed plate is defined by a spaced apart facing electrode provided on a TFT array substrate of the liquid crystal display. | 06-17-2010 |
| 20160132158 | DISPLAY DEVICE - A touch screen panel includes a plurality of pixels on a substrate, a sealing thin film on the substrate, and a plurality of sensing electrodes on the sealing thin film, each of the sensing electrodes having a mesh structure, the mesh structures of the sensing electrodes and the pixels overlapping different portions of the substrate. | 05-12-2016 |
| 20160132159 | DISPLAY DEVICE - According to one embodiment, a lateral-electric-field liquid crystal display device includes a light-emitting display layer including OLEDs and a driving circuit controlling light emission of the OLEDs, a moisture impermeable film provided to be laminated on the light-emitting display layer to prevent infiltration of moisture into the light-emitting display layer, an optical substrate provided separately from the moisture impermeable film and subjecting light from the light-emitting display region to optical processing, a first touch electrode group serving as one electrode group of touch electrodes and provided on a back surface of the optical substrate, and an extraction electrode group formed to be laminated on the moisture impermeable film, the extraction electrode group and the optical substrate have an overlapping part in plan view, and electrodes of the first touch electrode group being electrically connected to electrodes of the extraction electrode group in the overlapping part. | 05-12-2016 |
| 20160132156 | METHOD FOR PROCESSING INPUT AND ELECTRONIC DEVICE FOR SUPPORTING THE SAME - An electronic device and method for processing an input are provided. The electronic device includes a digitizer pad formed by a single channel and a digitizer pad controller configured to supply a current to the digitizer pad, sense a change in at least one of a frequency and a phase of an electromagnetic field corresponding to a pressure intensity applied by a tip of an external input device, and determine data related to the pressure intensity applied by the external input device based on the change in the at least one of the frequency and the phase of the sensed electromagnetic field. | 05-12-2016 |
| 20160132157 | TOUCH DEVICE AND FABRICATION METHOD THEREOF - The present disclosure relates to a touch technology, and more particularly to a touch device and a fabrication method thereof. The touch device comprises a sensing area and a peripheral area. The touch device further comprises a sensing electrode layer, a shading layer, a signal transmission line layer, and a conductive layer. The sensing electrode layer extends from the sensing area to the peripheral area. The shading layer is disposed on the peripheral area to overlay the sensing electrode layer and has a through hole to expose a portion of the sensing electrode layer. The signal transmission line layer is disposed on the shading layer and does not cover the through hole. The conductive layer fills the through hole and electrically connects the sensing electrode layer. In addition, a fabrication, method of a touch device is also provided. | 05-12-2016 |
| 20160132160 | DISPLAY DEVICE WITH TOUCH PANEL - A display device with a touch panel includes the touch panel having a first substrate having a detection area to detect a coordinate and an outside area in which at least one external terminal is formed, a plurality of first lines to detect the coordinate in the detection area, a plurality of second lines to detect the coordinate in the detection area, wherein each of the plurality of first lines traverse each of the plurality of second lines. An organic emitting display panel is arranged under the touch panel, and a circular polarizing plate arranged at a side of the touch panel opposite to the organic emitting display panel. The organic emitting display panel, the touch panel, and the circular polarizing plate are arranged in this order. | 05-12-2016 |
| 20140340349 | TOUCH DISPLAY AND DRIVING METHOD THEREOF - A touch display includes a plurality of pixels, a plurality of scan lines, a plurality of data lines, a plurality of first conducting layers, and a plurality of third conducting layers. The plurality of scan lines are coupled to the plurality of pixels. The plurality of data lines are coupled to the plurality of pixels and the plurality of first conducting layers to provide a touch driving signal. Each first conducting layer of the plurality of first conducting layers is configured to receive the touch driving signal. The plurality of third conducting layers is configured to output a touch sensing signal according to the touch driving signals outputted by the plurality of first conducting layers. | 11-20-2014 |
| 20160132146 | ELECTRICALLY-CONDUCTIVE ARTICLES WITH ELECTRICALLY-CONDUCTIVE METALLIC CONNECTORS - Electrically-conductive articles are prepared to have electrically-conductive metallic grids and electrically-conductive metallic connectors (BUS lines) on one or both supporting sides of a transparent substrate. The electrically-conductive metallic connectors are designed with one metallic main wire that comprises two or more adjacent metallic micro-wires in bundled patterns. These bundled patterns and metallic micro-wires are designed with specific dimensions and configurations to provide optimal fidelity (or correspondence) to the mask image used to provide such patterns. The electrically-conductive articles can be prepared using various manufacturing technologies and can be used as parts of various electronic devices including touch screen devices. The electrically-conductive metallic grids and connectors can be prepared and designed using various technologies that are amenable to obtaining very fine lines in predetermined patterns. | 05-12-2016 |
| 20160132145 | DEVICE HAVING MULTI-LAYERED TOUCH SENSITIVE SURFACE - A touchscreen display device may include a capacitive sensor disposed adjacent to a top surface of the display device, and a resistive sensor disposed below the capacitive sensor. A backlight may selectively illuminate a pattern on an inner side of the top surface of the display device, so that the pattern is visible from outside the display device when the backlight is activated, and is not visible when the back light is not activated. | 05-12-2016 |
| 20160132144 | TOUCH SCREEN, DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF USABLE FOR REALIZING 3D DISPLAY - Embodiments of the invention relate to a touch screen, a display device and manufacturing method thereof being usable for realizing 3D display. The touch screen comprises: an upper substrate and a lower substrate cell-assembled; and liquid crystal, filled between the upper substrate and the lower substrate, wherein the upper substrate comprises: an upper transparent substrate and a transparent conductive layer disposed on the upper transparent substrate, i.e. on a side of the upper transparent substrate facing the lower substrate; the lower substrate comprises: a lower transparent substrate and a first sensing electrode layer, an insulating layer and a second sensing electrode layer sequentially disposed on the lower transparent substrate, i.e. on a side of the lower transparent substrate facing the upper substrate, wherein the first sensing electrode layer comprises a plurality of first sensing electrodes, the second sensing electrode layer comprises a plurality of second sensing electrodes that cross over the first sensing electrodes, and the insulating layer is configured to insulate the first sensing electrodes and the second sensing electrodes, to thus form touch sensing capacitors. | 05-12-2016 |
| 20090295752 | Touch Screen - A touch screen includes a liquid crystal layer, an upper transparent conductive layer, a lower transparent conductive layer, an upper transparent plate, a lower transparent plate, an upper polarizing plate, a lower polarizing plate and a circuit unit. The upper transparent conductive layer, the upper transparent plate, the circuit unit and the upper polarizing plate are disposed on the liquid crystal layer in the above-mentioned order from one side of the liquid crystal layer. The lower transparent conductive layer, the lower transparent plate and the lower polarizing plate are disposed under the liquid crystal layer in the above-mentioned order from another side of the liquid crystal layer. | 12-03-2009 |
| 20160004356 | CAPACITANCE TOUCH PANEL - A capacitance touch panel includes a display, a lower adhesive layer, a capacitance touch panel sensor, an upper adhesive layer, and a protective substrate, which are formed in this order. A temperature dependency of relative permittivity in the upper adhesive layer and a temperature dependency of relative permittivity in the lower adhesive layer as determined by a temperature dependency evaluation test are both up to 30%. | 01-07-2016 |
| 20160004347 | TOUCH SENSING APPARATUS AND TOUCH SENSING METHOD - A touch sensing apparatus includes an excitation source, a capacitor under test, a sampling circuit and a filter. The excitation source is used to generate an excitation signal having a first frequency. The capacitor under test is used to receive the excitation signal, and generate a sensing signal. The sampling circuit is used to sample the sensing signal to generate a digital output. The sampling circuit includes a pulse density modulation unit operating at a second frequency to generate the digital output, wherein the second frequency is higher than the first frequency. The filter is coupled to the pulse density modulation unit, and arranged to filter the digital output. | 01-07-2016 |
| 20160004346 | CAPACITIVE IN-CELL TOUCH PANEL, METHOD FOR MANUFACTURING THE SAME AND DISPLAY DEVICE - The present disclosure provides a capacitive in-cell touch panel, its manufacturing method and a display device. The capacitive in-cell touch panel includes a plurality of gate scanning lines and a plurality of data lines arranged perpendicular to each other; a plurality of common electrodes, to which a common electrode signal is applied during a display period and a touch scanning signal is applied during a touch period, so that the common electrodes are also used as touch driving electrodes; and a plurality of touch sensing electrodes arranged at a layer identical to the data lines and at a region corresponding to the gate scanning lines, the touch sensing electrodes outputting a touch sensing signal during the touch period, wherein the touch driving electrodes and the touch sensing electrodes are arranged in a crisscross manner and insulated from each other. | 01-07-2016 |
| 20100026664 | TOUCH SENSITIVE DEVICES WITH COMPOSITE ELECTRODES - A matrix touch panel having upper and lower electrodes, the upper electrodes being composite electrodes made of a plurality of spaced micro-wires, and allowing, for example, an electric field from lower electrodes to pass between the micro-wires and thereby capacitively couple with a touching object, such as a finger. | 02-04-2010 |
| 20100026656 | CAPACITIVE SENSOR BEHIND BLACK MASK - Devices having one or more sensors located outside a viewing area of a touch screen display are disclosed. The one or more sensors can be located behind an opaque mask area of the device; the opaque mask area extending between the sides of a housing of the device and viewing area of the touch screen display. In addition, the sensors located behind the mask can be separate from a touch sensor panel used to detect objects on or near the touch screen display, and can be used to enhance or provide additional functionality to the device. For example, a device having a sensor located outside the viewing area can be used to detect objects in proximity to a functional component incorporated in the device, such as an ear piece (i.e., speaker for outputting sound). The sensor can also output a signal indicating a level of detection which may be interpreted by a controller of the device as a level of proximity of an object to the functional component. In addition, the controller can initiate a variety of actions related to the functional component based on the output signal, such as adjusting the volume of the earpiece. | 02-04-2010 |
| 20110193817 | METHOD AND APPARATUS COMPENSATING NOISE IN TOUCH PANEL - Touch screen systems and method of compensating noise in same are presented. One touch screen system includes; a touch screen panel having sense channels providing a sense output corresponding to a capacitance variation associated with an applied touch input as detected by one or more sensing units connected to the sense channels. A parasitic capacitance is accumulated in the sense channels as the touch input is applied. The touch screen system also includes a touch controller receiving the sense output and including; a noise compensation block configured to generate a compensation capacitance to compensate for the parasitic capacitance and provide a compensation output, and a signal conversion unit that receives the sense output and the compensation output and generates a noise compensated sense output. | 08-11-2011 |
| 20110193819 | IMPLEMENTATION OF MULTI-TOUCH GESTURES USING A RESISTIVE TOUCH DISPLAY - A system based on a standard resistive touch screen that is capable of detecting double point or finger taps or gestures, and districting them from single point or finger taps or gestures. The system uses either a standard analog touch controller capable of four measurement types or a modified analog touch controller capable of six or more measurement types, and the fixed known resistance ratio of the touch film layers, to calculate an approximation of the location of up to two separate touch points on the screen. A collection of the location samples is used to detect different single and double finger gestures. | 08-11-2011 |
| 20110193818 | PROXIMITY-SENSING PANEL - A proximity-sensing panel and a proximity-sensing is provided. The proximity-sensing panel includes a substrate panel, one or more proximity-sensing unit and one or more sensing circuit. The proximity-sensing unit is formed on one or more perimeter of the substrate panel. The proximity-sensing unit senses an approaching operation of an object to generate a proximity-sensing signal. The sensing circuit receives the proximity-sensing signal and generates a control signal to initiate a proximity touch control. | 08-11-2011 |
| 20140340356 | INPUT DEVICE - An input device includes a control unit configured to have a first threshold value for a signal intensity, a second threshold value lower than the first threshold value, and a third threshold value for a fluctuation in a coordinate within a predetermined time, wherein the third threshold value has a predetermined range, and in the control unit, in a case where the signal intensity exceeding the first threshold value is obtained or a case where the signal intensity is situated between the first threshold value and the second threshold value and the fluctuation in a coordinate falls within the range of the third threshold value, an operation is recognized as the operation for the operation screen. | 11-20-2014 |
| 20100188363 | DISPLAY/INPUT DEVICE - A display/input device is provided which includes a position sensor on which an electrode pattern in grid form is arranged, the position sensor being for specifying a position of an operating tool by detecting a capacitance changing at a contact part or a proximity part at a time the operating tool is made to contact the electrode pattern or is brought into proximity of the electrode pattern, and an outer frame portion forming an outer frame of a display screen provided with the position sensor. A boundary of an area where the position of the operating tool can be specified by the position sensor despite a non-presence of the electrode pattern is visually or haptically indicated at the outer frame portion. | 07-29-2010 |
| 20100188362 | Neutralizing Electromagentic Noise for a Capacitive Input Device - A method of capturing user control inputs for an electronic device comprises sampling an input measurement signal at a capacitive input sensor of the electronic device to capture user control inputs for operating the electronic device. Electromagnetic interference affecting the sampling or the input measurement signal is electronically neutralized. | 07-29-2010 |
| 20100188359 | TOUCHPAD COMPRISING STRUCTURE FOR TACTILE SENSATION AND TOUCH SENSOR USING THE SAME - Provided are a touchpad and a touch sensor using the same. The touchpad includes: a printed circuit board (PCB); a plurality of conductors; and a non-conductive board disposed on one surface of the PCB and having a plurality of protrusions respectively including the conductors therein. In addition, the touch sensor includes: the touchpad; and a contact signal generation unit having a plurality of digital contact controllers for sensing delay due to a change in impedance between the conductors in the protrusions and the PCB and outputting a digital signal according to the delay. An apparatus having the touchpad as an input device enables a user to feel the touchpad better. | 07-29-2010 |
| 20150035791 | TOUCH DISPLAY DEVICE - A touch control display device is provided according to embodiments of the disclosure. The touch control display device includes: a first substrate, a second substrate, a liquid crystal layer disposed between the first substrate and the second substrate, a common electrode and a plurality of pixel units; and a plurality of touch sensing electrodes disposed above the common electrode, where the plurality of touch sensing electrodes are arranged in a two-dimensional array. With the solution according to the embodiments of the disclosure, the noise can be reduced and the frame rate of touch detection scan can be enhanced. | 02-05-2015 |
| 20130076690 | FINGER STYLUS FOR USE WITH CAPACITIVE TOUCH PANELS - Capacitive styluses and methods for use thereof. A stylus according to the present application may include a finger engagement portion adapted to engage the finger of a user. Furthermore, the stylus may include an extension portion that is adapted to extend beyond the distal tip of the finger of the user. An electrically conductive contact surface may be disposed beyond the distal tip of the finger and be contactable with a capacitive touch panel. An electrically conductive path may be provided between the contact surface and the finger engagement portion to establish electrical communication therebetween. The contact surface may be of sufficient size to affect a capacitive sensor of a capacitive touch panel when in contact therewith and when the stylus is mounted to the finger of a user. | 03-28-2013 |
| 20160110023 | SEMICONDUCTOR DEVICE WITH TOUCH SENSOR CIRCUIT - A semiconductor device includes a terminal to which a touch electrode may be coupled; a source voltage drop circuit generating a constant voltage; a phase shift circuit generating a phase shifted clock in response to a first clock and a phase control signal; and a switching circuit to which the constant voltage is supplied. The switching circuit generates drive pulses for applying the constant voltage to the terminal in response to the phase shifted clock. The phase shift circuit varies the phase of the drive pulses based on the phase control signal. | 04-21-2016 |
| 20160110022 | TOUCH PANEL CONTROLLER AND ELECTRONIC DEVICE - A touch panel controller of the invention is provided with a driving unit which drives drive lines and causes a linear sum signal based on charges accumulated in respective electrostatic capacitances to be output from a sense line, and a correction processing unit which corrects influence on a change in the electrostatic capacitances by a parasitic capacitance which exists in the sense line. Thereby, it is possible to provide the touch panel controller and an electronic device capable of performing estimation of an electrostatic capacitance value more correctly by correcting the influence of the parasitic capacitance which exists in the sense line. | 04-21-2016 |
| 20160110020 | TOUCH SENSING METHOD, TOUCH DISPLAY APPARATUS AND PORTABLE ELECTRONIC DEVICE - A touch sensing method, a touch display apparatus and a portable electronic device thereof are provided. A system, a driving method and an architecture of a provided touch display panel are used for decreasing a resistance value between the ultrathin touch display panel (for example, a combination of an AMOLED display panel and a touch panel) or decreasing an influence of the resistance value, so as to decrease a chance of induction error of the touch event or induction misjudgement. | 04-21-2016 |
| 20160110017 | METHOD OF IDENTIFYING PALM AREA OF A TOUCH PANEL AND A UPDATING METHOD THEREOF - A method of identifying a palm area for a touch panel has steps of: receiving sensing frame information having multiple touching sensing points from the touch panel; selecting one of the touching sensing points; outwardly extending a distance from an outline of the selected touching sensing point to define a searching range; checking whether other touching sensing points are within the searching range; marking the touching sensing points in the searching range and expanding the searching range based on the currently marked touching sensing points; sequentially selecting and checking each touching sensing point if it is within the present searching range; and finally merging all the outlines of the marked touching sensing points to form a final outline as a palm area. Other unmarked touching sensing points are defined as touching reference points. | 04-21-2016 |
| 20160110009 | SENSOR SIDE CHARGE CANCELLATION - An input device includes a receiver electrode, a transmitter electrode and a processing system coupled to the receiver electrode and transmitter electrode. The processing system is configured to transmit a transmitter signal with the transmitter electrode during a first time period, inject a charge onto the receiver electrode during a second time period, and receive a resulting signal from the receiver electrode during a third time period. The resulting signal includes effects corresponding to the injected charge. The second time period and the third time period are non-overlapping. | 04-21-2016 |
| 20160110008 | IN-CELL MUTUAL-CAPACITIVE TOUCH PANEL AND TRACE LAYOUT THEREOF - An in-cell mutual-capacitive touch panel having low RC loading and its trace layout are disclosed. A first conductive layer and a second conductive layer are used as bridge of TX electrode and MFL electrode above an active area of in-cell mutual-capacitive touch panel. The second conductive layer and a transparent conductive layer are used as bridge of TX electrode and MFL electrode at the lower-side out of the active area. Cooperated with at least one driving IC having more than two sets of TX electrode pins and MFL electrode pins and the number of the at least one driving IC is determined according to the size of the in-cell mutual-capacitive touch panel. At the same time, the second conductive layer has traces in parallel distributed in the same electrode area of the active area. Therefore, the RC loading of the in-cell mutual-capacitive touch panel of the invention can be largely reduced. | 04-21-2016 |
| 20160110007 | Novel Driving Algorithm on Projected Capacitance Touch - A projected capacitive touch panel comprises a touch control integrated circuit, sensing electrodes, driving electrodes, a MCU, a AC signal generator, a sensing bus, and a driving bus. The driving electrodes are made of high resistance material. One driving electrodes is selected by MCU based on firmware program as selected driving electrode. A low voltage AC signal is generated by the AC signal generator. The AC signal is transmitted to the selected driving electrode and its adjacent two driving electrodes via the driving bus. The rest of driving electrodes are connected to a fixed DC level. Providing the same AC signal to three driving electrodes simultaneously can induce higher sensing signal in the sensing electrodes. | 04-21-2016 |
| 20160088133 | SMARTPHONE - A smartphone may be provided that includes: a cover layer; an LCD panel; a backlight unit which is located under the LCD panel; a pressure electrode which is located under the backlight unit; a shielding member which is located under the pressure electrode; and a converter which converts a signal comprising information for a capacitance change amount outputted from the pressure electrode to a digital signal. A magnitude of a touch pressure is detected from the digital signal. | 03-24-2016 |
| 20160109994 | IN-CELL TOUCH DISPLAY PANEL - An in-cell touch display panel includes a substrate, a semiconductor stack, a transparent layer, an insulation layer, and a metal layer. The semiconductor stack is disposed on the substrate, and includes a plurality of pixel control elements. The transparent layer is disposed on the semiconductor layer stack, and includes a plurality of first touch electrode portions and a plurality of first connecting lines extending along a first direction. The insulation layer is disposed on the transparent layer. The metal layer is disposed on the insulation layer, and includes a plurality of second touch electrode portions and a plurality of second connecting lines extending along a second direction. The second connecting lines and the first touch electrode portions form a plurality of first touch electrode strips, and the first connecting lines and the second touch electrode portions form a plurality of second touch electrode strips. | 04-21-2016 |
| 20120229416 | ELECTROSTATIC CAPACITY TYPE TOUCH SCREEN - An electrostatic capacity type touch screen included in an image display apparatus is provided. The electrostatic capacity type touch screen includes an active touch region on a screen divided into a plurality of regions and a plurality of conductive sensing patterns formed in the divided regions to detect capacitance. Coupling of the conductive sensing patterns among the divided regions is broken. | 09-13-2012 |
| 20160085341 | Display Screen Operable For Finger Print Scanning - A system and method are disclosed that determines the location of an object touching a display screen. The system and method modifies already existing display technology, including using the underlying structure of many types of existing displays as the touch detecting structure. The systems and methods are applicable to virtually all LCD and LCD-like displays, including emissive displays (OLED, PLED, quantum dot displays, etc.), electronic paper, and others. | 03-24-2016 |
| 20160085339 | TOUCH PANEL SUBSTRATE AND ELECTRONIC APPARATUS - A touch panel substrate that has more uniform light transmittance in the surface thereof is provided. An electrode layer is made of a mesh of first conductive lines. The mesh has first cuts that partition the first conductive lines to form a plurality of first sensor electrodes. The plurality of first sensor electrodes each further include second cuts while maintaining an electrical continuity within each of the plurality of first sensor electrodes. | 03-24-2016 |
| 20160109993 | IN-CELL TOUCH DISPLAY PANEL - An in-cell touch display panel includes a substrate, a semiconductor stack, a transparent layer, an insulation layer and a metal layer. The semiconductor stack is disposed on the substrate, and includes a plurality of pixel control elements. The transparent layer is disposed on the semiconductor stack, and includes a plurality of first touch electrode strips extending along a first direction. The insulation layer is disposed on the transparent layer. The metal layer is disposed on the insulation layer, and includes a plurality of second touch electrode strips extending along a second direction. The first touch electrode strips intersect and are insulated from the second touch electrode strips. | 04-21-2016 |
| 20160109992 | IN-CELL TOUCH DISPLAY DEVICE AND DRIVING METHOD THEREOF - An in-cell touch display device includes a first substrate, a plurality of common lines and a plurality of data lines. The common lines are disposed on the first substrate and extend along a first direction. The data lines are disposed on the first substrate and extend along a second direction. The common lines intersect and are insulated from the data lines. A plurality of touch sensing capacitors are formed at intersections of the common lines and the data lines to perform touch sensing. | 04-21-2016 |
| 20160109991 | TOUCH DETECTION DEVICE - According to an embodiment of the present invention, provided is a touch detection device comprising: a plurality of sensor pads disposed to configure a plurality of columns for forming touch capacitance in a relationship with a touch generation means; and a plurality of signal wirings extending from each of the plurality of sensor pads and connected to a touch detection unit which detects touch generation on the basis of output signals from the plurality of sensor pads, wherein at least a part of the plurality of signal wirings extends through the gap between the plurality of sensor pads belonging to the same column. | 04-21-2016 |
| 20160085355 | FORCE SENSOR BASELINE CALIBRATION - Systems, methods, and apparatus for force sensor baseline calibration are disclosed herein. 1. Apparatus may include a force sensor configured to receive a plurality of force signals from a plurality of force sensitive elements, where the plurality of force signals is associated with a first touch at a first location of a sensing surface. The apparatus may include a touch sensor configured to receive a touch signal associated with the first touch. The apparatus may include processing logic coupled to the force sensor and the touch sensor, the processing logic being configured to determine a magnitude of a first component force associated with the first touch based, at least in part, on the plurality of force signals and the touch signal. The first component force may characterize a force applied by the first touch at the first location of the sensing surface. | 03-24-2016 |
| 20120026124 | TOUCH SCREEN RENDERING SYSTEM AND METHOD OF OPERATION THEREOF - A touch-screen display apparatus, the apparatus may include first and second sheets having opposed major surfaces and a size and shape defined by a periphery. The periphery may be defined by opposed ends and opposed edges. The first and second sheets may each have a conductive pattern including a pair of opposed busbars and a plurality of traces electrically coupled to, and extending between, corresponding pairs of opposed busbars. The transparent force sensing (TFS) sheet may have opposed major surfaces and a variable resistance which is related to a force exerted upon one or more of its major surfaces. The TFS sheet may be situated between the first and second sheets. The apparatus may also include one or more separation portions situated between the TFS sheet and the first or second sheet to bias the TFS sheet apart from the first or second sheet. | 02-02-2012 |
| 20120026132 | INTEGRATED IN-PLANE SWITCHING - This relates to adding multi-touch functionality to a display without the need of a separate multi-touch panel or layer overlaying the display. Instead, embodiments of the invention can advantageously utilize existing display circuitry to provide multi-touch functionality while adding relatively little circuitry that is specific to the multi-touch functionality. Thus, by sharing circuitry for the display and the multi-touch functionalities, embodiments of the invention can be implemented at a lower cost than the alternative of superimposing additional multi-touch related layers onto an existing display panel. Furthermore, since the display and multi-touch functionality can be implemented on the same circuit, they can be synchronized so that noise resulting from the display functionality does not detrimentally affect the multi-touch functionality and vice versa. | 02-02-2012 |
| 20120026130 | LINEARITY IMPROVEMENT OF A CAPACITIVE TOUCH PAD - A capacitive touchpad includes a first trace established by a string of first rhombic sensing cells successively in a first direction and a plurality of singular second rhombic sensing cells branched in a second direction from the string of first rhombic sensing cells, and a second trace established by a string of third rhombic sensing cells successively in the first direction and a plurality of singular fourth rhombic sensing cells branched in the second direction from the string of third rhombic sensing cells, and the second rhombic sensing cells are interleaved with the fourth rhombic sensing cells in the first direction. The capacitive touchpad is thus improved in its linearity. | 02-02-2012 |
| 20120026131 | REDUCING NOISE SUSCEPTIBILITY IN A MUTUAL CAPACITANCE TOUCHPAD THROUGH AXIS SWAPPING - A system and method for reducing noise on a touchpad that uses mutual capacitance on an X axis and Y axis grid of transverse electrodes that function as stimulus or drive electrodes on one axis and function as inputs or sense electrodes on a different axis, wherein there is significant noise that can affect operation of the touchpad, and wherein it is desirable to minimize the effects of this noise by simultaneously sampling a group of sense electrodes, wherein by sampling the sense electrodes at the same time, the level of noise on each sense electrode should be similar and can therefore be subtracted out of measured sense signals to therefore more accurately determine a position of a sensed object or objects on the touchpad. | 02-02-2012 |
| 20120026121 | SENSOR DEVICE AND METHOD FOR GRIP AND PROXIMITY DETECTION - An electrical hand-held device is provided with improved proximity detection, which can be placed on a surface and has at least one transmission electrode, at least one reception electrode and at least one compensation electrode arranged between transmission electrode and reception electrode. The transmission electrode and the compensation electrode can be supplied with an electric switching signal of predetermined signal frequency and predetermined signal amplitude. Switching electric signal at the compensation electrode is phase-delayed with respect to the switching electric signal at the transmission electrode. Alternating electric fields radiated at the transmission electrode and the compensation electrode generate a current in the reception electrode, which is representative of an approach of a hand to the hand-held device. The transmission electrode and the reception electrode are arranged in such a way, that the impedance between the transmission electrode and the reception electrode exceeds a predetermined value, which is suitable to keep the current generated in the reception electrode under a predetermined value. | 02-02-2012 |
| 20120026122 | TOUCH SENSITIVE SCREEN CONFIGURATIONS - Examples of arrangements of electrodes on a touch sensitive screen provide one or more advantages, such as reduced cross coupling, for example, when a person is using both thumbs or several fingers at substantially the same time to control the touch screen. | 02-02-2012 |
| 20160109987 | DISPLAY DEVICE AND ELECTRONIC APPARATUS - According to an aspect, a display device includes: a display section that has a first period to consume predetermined power and a second period to consume less power than in the first period, and power consumption of which periodically changes by repeating the first period and the second period; a smoothing capacitor that stabilizes power supplied to the display section; and a power consumption unit that consumes the supplied power in the second period. | 04-21-2016 |
| 20160109986 | MODULATED POWER SUPPLY FOR REDUCED PARASITIC CAPACITANCE - An input device comprising a display device having an integrated capacitive sensing device. The input device includes a plurality of sensor electrodes a plurality of display electrodes, a modulated power supply configured to provide a modulated reference signal, and a processing system. The processing system includes a sensor module configured to drive a plurality of sensor electrodes with a modulated capacitive sensing signal that is based on the modulated reference signal for capacitive sensing during a first time period. The processing system also includes a display driver module configured to drive a plurality of display electrodes of a display device with modulated signals based on the modulated reference signal during the first time period. The modulated signals cause voltage between the plurality of display electrodes and the plurality of sensor electrodes to remain substantially constant. | 04-21-2016 |
| 20160109985 | FLEXIBLE DEVICE DEFORMATION MEASUREMENT - Monitoring deformation of a flexible electronic apparatus. Changes in space within the apparatus between at least two measurement points are detected; and degree of deformation of the apparatus is determined based on the detected changes in the space within the apparatus between the at least two measurement points. | 04-21-2016 |
| 20160109984 | SENSE POSITION PREDICTION FOR TOUCH SENSING METHODS, CIRCUITS AND SYSTEMS - A method can include determining multiple sensed positions of an object path in a touch sense region; generating at least a first predicted position from the sensed positions; and filtering a sense position, including associating the sense position with the object path if it is within a first proximity to at least the first predicted position, and not associating the sense position with the object path if it is outside of at least the first proximity from the first predicted position. | 04-21-2016 |
| 20160109983 | TOUCH PANEL - A touch panel that includes a piezoelectric film having a first principal surface and a second principal surface that are opposed to each other, a capacitance detection electrode arranged on one side of the first principal surface of the piezoelectric film and configured to detect a touched position, and a piezoelectric voltage detection electrode arranged on one side of each of the first principal surface and the second principal surface of the piezoelectric film and configured to detect a piezoelectric voltage in accordance with an amount pressed into the piezoelectric film. | 04-21-2016 |
| 20160109981 | IN-CELL TOUCH PANEL AND TRACE LAYOUT THEREOF - An in-cell touch panel and its trace layout are disclosed. The in-cell touch panel includes a plurality of pixels. Each pixel has a laminated structure bottom-up including a substrate, a TFT layer, a liquid crystal layer, a color filter layer, and a glass layer. The TFT layer is disposed on the substrate. A first conductive layer and a common electrode are disposed in the TFT layer. The first conductive layer is aligned in mesh type. The liquid crystal layer is disposed on the TFT layer. The color filter layer is disposed on the liquid crystal layer. The glass layer is disposed on the color filter layer. The design of touch sensing electrodes and their trace layout in the in-cell touch panel of the application is simple and it can effectively reduce cost and reduce the RC loading of a common electrode. | 04-21-2016 |
| 20160109980 | IN-CELL TOUCH PANEL AND TRACE LAYOUT THEREOF - An in-cell touch panel and its trace layout are disclosed. The in-cell touch panel includes a plurality of pixels. Each pixel has a laminated structure bottom-up including a substrate, a TFT layer, a liquid crystal layer, a color filter layer, and a glass layer. The TFT layer is disposed on the substrate. A first conductive layer and a second conductive layer are integrated in the TFT layer. The liquid crystal layer is disposed on the TFT layer. The color filter layer is disposed on the liquid crystal layer. The glass layer is disposed on the color filter layer. The design of touch sensing electrodes and their trace layout in the in-cell touch panel of the application is simple and it can effectively reduce cost and reduce the RC loading of a common electrode. | 04-21-2016 |
| 20160109979 | IN-CELL MUTUAL-CAPACITIVE TOUCH PANEL AND TRACE LAYOUT THEREOF - An in-cell mutual-capacitive touch panel and its trace layout are disclosed. Horizontal traces of first direction touch electrode and horizontal traces of MFL electrode are disposed at both upper-side and lower-side out of an active area of in-cell mutual-capacitive touch panel respectively. The horizontal traces of MFL electrode are closer to the active area of in-cell mutual-capacitive touch panel than the horizontal traces of first direction touch electrode to reduce the additional coupling between the traces and electrodes. At least one trace is disposed at right-side and left-side out of an active area of in-cell mutual-capacitive touch panel to reduce entire RC loading of the in-cell mutual-capacitive touch panel. | 04-21-2016 |
| 20160109978 | MOBILE DEVICES, ELECTRONIC DEVICES AND METHODS FOR ACTIVATING APPLICATIONS THEREOF - A mobile device is provided with a touch panel and a processing unit. The touch panel includes one or more signal transmitting units and signal receiving units for sensing the nearness or contact of an electronic device having capacitive touch sensing functionality. The processing unit obtains a predetermined pattern signal according to a currently executed application, generates a transmitting signal with a signal energy matched with a predetermined energy requirement based on the predetermined pattern signal, and transmits the transmitting signal containing the predetermined pattern signal to the electronic device via the signal transmitting unit, so as to activate the respective application on the electronic device using the predetermined pattern signal. | 04-21-2016 |
| 20160109977 | TOUCH DISPLAY PANEL AND TOUCH DISPLAY APPARATUS - A touch display panel includes a substrate, a light-blocking matrix layer and a sensing circuit. The sensing circuit is disposed on a surface of the substrate and forms a single-layer structure and located at the light-blocking matrix layer. The sensing circuit includes a plurality of driving electrodes, a plurality of sensing electrodes and a plurality of signal wires. The driving electrodes and the sensing electrodes are insulated from each other. The signal wires are connected to the driving electrodes and the sensing electrodes. The sensing electrodes, the driving electrodes and the signal wires are disposed on the single-layer structure. A touch display apparatus is also disclosed. | 04-21-2016 |
| 20160109976 | CAPACITIVE GESTURE RECOGNITION BOOK - A capacitive gesture recognition book includes a plurality of capacitive sensors concealed in a base cover of the book. The capacitive sensors detect changes in capacitance brought on by a finger of a user coming in proximity with the capacitive sensor. A processor located in the base cover includes a plurality of capacitive activation sequences and a plurality of corresponding responses stored therein. Upon detection of a stored capacitive activation sequence, the processor initiates activation of the corresponding response which may be playback of an audio file. The book includes a plurality of pages that contain graphics and/or words for a storyline. The graphics can include images intended to direct a user of a desired motion to be made that corresponds with activation of sensors in a manner stored as a capacitive activation sequence. | 04-21-2016 |
| 20140160064 | USER INTERFACE AND METHODS - One variation of a method for controlling a dynamic tactile user interface includes: sensing a capacitance value across a portion of a cavity, a tactile layer defining a deformable region and a peripheral region, the peripheral region adjacent the deformable region, and the deformable region cooperating with the substrate to define the cavity; estimating a vertical position of the tactile surface at the deformable region according to the sensed capacitance value across the portion of the cavity; manipulating a fluid pressure within the cavity to modify a vertical position of the tactile surface at the deformable region according to a difference between the estimated vertical position of the tactile surface at the deformable region and a target vertical position of the tactile surface at the deformable region; and sensing an input on the tactile surface according to a change in capacitance value across the portion of the cavity. | 06-12-2014 |
| 20150091847 | TOUCH CONTROL DETECTING APPARATUS AND METHOD THEREOF - A touch control detecting apparatus and method are provided. The touch control detecting method is adapted for a touch panel which has a plurality of touch rows and touch columns. The touch control detecting method includes: executing a mutual capacitor touch detection and a self-capacitor touch detection on the touch panel simultaneously, and obtaining a mutual capacitor touch detecting result and a self-capacitor touch detecting result respectively; and then executing an operation on the mutual capacitor touch detecting result and the self-capacitor touch detecting result to obtain position information of at least one touch point on the touch panel. | 04-02-2015 |
| 20150091848 | TARGETED TRANSCAPACITANCE SENSING FOR A MATRIX SENSOR - Embodiments described herein include a display device having a capacitive sensing device, a processing system and a method for detecting presence of an input object using a capacitive sensing device. In one embodiment, the display device includes a plurality of sensor electrodes arranged in a matrix. The processing system performs absolute capacitive sensing with the matrix of sensor electrodes. When an area of interest is detected using the absolute capacitive sensing techniques, the processing system performs targeted transcapacitance sensing using a selected subset of the sensor electrodes in the area of interest. | 04-02-2015 |
| 20150091845 | CAPACITANCE SENSING DEVICE - A capacitance sensing device includes a panel unit including first electrodes arranged in columns extending in a first direction, and second electrodes arranged in rows extending in a second direction intersecting the first direction; a driving circuit unit applying driving signals to the first electrodes arranged in the columns, wherein levels of driving signals applied to first electrodes in a part of the columns are different from levels of driving signals applied to first electrodes in the other columns; a sensing circuit unit sensing a change in capacitance from the second electrodes arranged in the rows; a variable gain controller adjusting levels of signals output from the sensing circuit unit to be same; an analog-to-digital converter (ADC) converting analog signals output from the variable gain controller into digital signals; and an operation unit detecting a touch made by a user based on an output from the ADC. | 04-02-2015 |
| 20150091843 | DISPLAY GUARDING TECHNIQUES - Embodiments described herein mitigate the effect of a coupling capacitance between a sensor electrode in a touch sensor and a display electrode in a display screen. An input device, which includes the touch sensor and display screen, may transmit a guarding signal on the display electrodes when performing capacitive sensing. In one embodiment, the guarding signal may have similar characteristics as a modulated signal (e.g., similar amplitude and/or phase) driven on the sensor electrode to detect interaction between the input device and an input object. By driving a guarding signal that is similar to the modulated signal onto the display electrodes, the voltage difference between the sensor electrode and display electrode remains the same. Accordingly, the coupling capacitance between the sensor electrode and the display electrode does not affect a capacitance measurement used to detect the user interaction. | 04-02-2015 |
| 20150313008 | MULTI-LAYER MICRO-WIRE STRUCTURE - A multi-layer micro-wire structure resistant to cracking including a substrate having a surface, one or more micro-channels formed in the substrate, an electrically conductive first material composition forming a first layer located in each micro-channel, and an electrically conductive second material composition having a greater tensile ductility than the first material composition forming a second layer located in each micro-channel, the first material composition and the second material composition in electrical contact to form an electrically conductive multi-layer micro-wire in each micro-channel, whereby the multi-layer micro-wire is resistant to cracking | 10-29-2015 |
| 20140267142 | EXTENDING INTERACTIVE INPUTS VIA SENSOR FUSION - Systems and methods according to one or more embodiments of the present disclosure are provided for seamlessly extending interactive inputs. In an embodiment, a method comprises detecting with a first sensor at least a portion of an input by a control object. The method also comprises determining that the control object is positioned in a transition area. The method further comprises determining whether to detect a subsequent portion of the input with a second sensor based at least in part on the determination that the control object is positioned in the transition area. | 09-18-2014 |
| 20140267149 | INPUT DEVICE - An operation surface includes a pressing operation area and a sliding operation area. When a single operation body is detected in the pressing operation area by an operation position detection unit, an operation process is not performed if a first sliding movement amount of the operation body is equal to or less than a first threshold, and the operation process is performed if the first sliding movement amount is greater than the first threshold. When there is a plurality of operation bodies and at least one of them is detected in the pressing operation area, the operation process is not performed if a second sliding movement amount of the operation body is equal to or less than a second threshold, and the operation process is performed if the second sliding movement amount is greater than the second threshold. At this time, the second threshold is greater than the first threshold. | 09-18-2014 |
| 20140267150 | APPARATUS AND METHOD FOR DETECTING POSITION - A position detection apparatus and method are provided. The apparatus includes a touchscreen on which an image is displayed, a sensor, and a controller. The sensor includes at least one hall element. The method includes detecting a touch coordinate input into a touch panel through the touchscreen, storing the detected touch coordinate, counting a number of detected touch positions to determine whether a an executing application program permits only a single touch input, and selectively operating the sensor to detect a position of a magnet according to whether the an executing application program permits only the single touch input. | 09-18-2014 |
| 20140267165 | SWITCHED-ELECTRODE CAPACITIVE-MEASUREMENT DEVICE FOR TOUCH-SENSITIVE AND CONTACTLESS INTERFACES - The present invention relates to a capacitive-measurement device for touch-sensitive and/or contactless interfaces, including at least one capacitive-measurement electrode ( | 09-18-2014 |
| 20130088459 | Mutual-Capacitance Touch Sensing Device and Electronic System Including the Same - A mutual-capacitance touch sensing device including a touch panel, a plurality of driving electrodes and a plurality of sensing electrodes is provided. The touch panel is substantially parallel to a reference plane. The driving and sensing electrodes are arranged to from a matrix including a plurality of sensing units. Each of the sensing units is associated with at least one driving electrode and at least one sensing electrode. A gap is formed between the at least one driving electrode and the at least one sensing electrodes. A projection length of the gap on the reference plane is longer than a total length of two diagonal lines in each of the sensing units. | 04-11-2013 |
| 20110043476 | Scrollbar and Touchpad with Tactile and/or Audible Feedback - A scrollbar or touchpad including a touch area and disposed on a flexible layer that is supported by a rigid substrate. The bottom surface of the flexible layer and the top surface of the substrate, eventually in combination with elements disposed therebetween are configured to provide a pattern of varying resistance to depression of the flexible layer. A user will feel the varying resistance to depression when moving a fingertip over the touch sensitive surface, thereby receiving tactile feedback. The elements disposed between the bottom surface of the flexible layer and the top surface of the substrate can be collapsible members such as collapsible domes or switches that produce a “click” sound when collapsing, thus providing both tactile and audible feedback to the user. | 02-24-2011 |
| 20130321340 | PORTABLE DEVICE COMPRISING A TOUCH-SCREEN DISPLAY, AND METHOD FOR CONTROLLING SAME - A method of controlling a portable device including at least one foldable panel and first and second touch screens is provided. The method includes displaying, on the first touch screen, a first page designated as a home screen and an icon related to at least one application, and a dock area, and displaying, on the second touch screen, first information in a state where the foldable panel is unfolded. The method also includes replacing the first page and the dock area with an outgoing call screen, receiving a phone number input, replacing the outgoing call screen with a dialing screen, and displaying, on the second touch screen, a guide message indicating to fold the portable device for a call. The method also includes replacing the dialing screen with a mid-call screen, and removing the guide message displayed on the second touch screen, and displaying the first information. | 12-05-2013 |
| 20130321339 | ELECTRONIC DEVICE - An electronic device includes a plurality of display screens, a joining part configured to join the display screens relatively movably, touch panels provided on the display screens, a touch panel control module configured to receive signals from the touch panels, a movement sensing sensor configured to sense relative movement between the display screens, and a control module to which signals from the touch panel control module are inputted, the control module being configured to invalidate the input of the signals from the touch panel control module, when the relative movement between the display screens is sensed by the movement sensing sensor. | 12-05-2013 |
| 20130321338 | Firmware Methods and Devices for a Mutual Capacitance Touch Sensing Device - Disclosed are various embodiments of methods and devices for operating a processor or host controller in a mutual capacitance sensing device. Methods and devices for sorting motion reports provided to a host controller or other processor in a mutual capacitance sensing device, reporting touch points to a host controller or other processor in a mutual capacitance sensing device, improving noise robustness and navigation performance in a mutual capacitance sensing device, determining a touch area of a user's finger on a touch panel or touchpad of a mutual capacitance sensing device, and avoiding false wakeups and minimizing power consumption in a mutual capacitance sensing device having a touch panel or touchpad are described. | 12-05-2013 |
| 20130321335 | TERMINAL DEVICE, INFORMATION PROCESSING METHOD, AND STORAGE MEDIUM - An information processing apparatus that detects, at a touch panel formed on or integrally with a display, an object touching or approaching the touch panel; determines a change in an angle that the object forms with the touch panel based on an output of the touch panel; and controls content displayed on the display based on the determined change in angle between the object and the touch panel. | 12-05-2013 |
| 20130321337 | Additional Touch-Gesture Sensors for Rear or Sides of Mobile Devices - A method for providing user interface features to a mobile device involving locating a touch-responsive sensor touchpad to the rear and/or at least one side of a mobile device. Touch-gesture measurement information from the touch-responsive sensor touchpad is processed and used to create an output signal responsive to a touch gesture imparted wherein the output signal is used to control an aspect of a software application operating on the mobile device. The mobile device can be configured to be selectively responsive to particular temporal patterns of touch, particular regions of touch, and/or particular movements of touch. Touch gestures can include various types of squeezing gestures, path-tracing touch gestures, and touch pattern gestures. Recognized gestures can be used to control the mobile device and/or software application running on the mobile device. | 12-05-2013 |
| 20130321336 | Method for Acquiring Information, Electronic Device and Identifier Apparatus - A method for acquiring information, an electric device and an identifier apparatus are described. The electronic device includes a wireless receiving apparatus capable of receiving information from a trigger object, and a display screen, the trigger object includes at least three surfaces each of which has a corresponding wireless communication apparatus. The method includes detecting trigger information from the wireless communication apparatus in the trigger object; determining a first surface among the at least three surfaces corresponding to the trigger information; acquiring first wireless RF information transmitted from the wireless communication apparatus corresponding to the first surface; and determining data information on the first surface corresponding to the first wireless RF information, according to the correspondence between wireless RF information and surface information. | 12-05-2013 |
| 20130321332 | CAPACITIVE TOUCH PANEL SENSOR AND TOUCH PANEL DISPLAY DEVICE HAVING THE SAME - A capacitive touch panel sensor includes a plurality of driving-lines in a first direction, a plurality of sensing-lines in a second direction, a scan signal generator configured to generate a scan signal corresponding to at least one scan pulse, and to output the scan signal to the driving-lines, and a capacitance detector configured to receive a capacitance sensing signal output from the sensing-lines, and to detect a touched location based on the capacitance sensing signal, wherein the scan signal generator is configured to output the scan signal during first noise avoidance time periods, each first noise avoidance time period being in a respective horizontal time period of a display driving operation, and wherein the capacitance detector is configured to receive the capacitance sensing signal during the first noise avoidance time periods. | 12-05-2013 |
| 20130321333 | CONTROLLER, TOUCH PANEL, ELECTRONIC DEVICE - To simplify an operation at the time when a controller which can control a touch panel returns to the normal mode. The touch panel includes a capacitive sensor having a pair of electrodes. The controller includes a control switch controlling supply of a potential to one electrode of the capacitive sensor; a current detection circuit detecting current flowing through the other electrode of the capacitive sensor; a power source circuit controlling supply of power source voltage to the current detection circuit; a power supply start switch including a power supply selection transistor whose gate potential is changed in accordance with a potential of the one of the pair of electrodes and controlling output of the power supply start signal to the power source circuit in accordance with a gate potential of the power supply selection transistor; and a control circuit controlling the control switch and the power source circuit. | 12-05-2013 |
| 20140253494 | METHOD AND DEVICE FOR DETECTING DISPLAY DAMAGE AND RECONFIGURING PRESENTATION DATA AND ACTUATION ELEMENTS | 09-11-2014 |
| 20130222339 | ELECTRONIC DEVICE - The electronic device | 08-29-2013 |
| 20140253502 | DISPLAY DEVICE INTEGRATED WITH TOUCH SCREEN PANEL AND DRIVING METHOD THEREOF - A display device integrated with a touch screen panel includes a display unit in which scan lines and data lines crossing each other, and pixels are arranged, wherein the pixels are positioned at crossing regions of the scan lines and the data lines and each of the pixels comprises first and second pixel electrodes, first touch electrodes extending along a first direction on the display unit, and second touch electrodes extending along a second direction on the display unit, and arranged to overlap the first touch electrodes, the second touch electrodes being spaced apart from the first touch electrodes, wherein the first touch electrodes are implemented by patterning the second pixel electrode in the first direction, and wherein while a touch driving signal is supplied to one or more first touch electrodes among the first touch electrodes, a second pixel power source is supplied to remaining first touch electrodes. | 09-11-2014 |
| 20140253505 | SYSTEM FOR PROTECTING PIN DATA WHEN USING TOUCH CAPACITIVE TOUCH TECHNOLOGY ON A POINT-OF-SALE TERMINAL OR AN ENCRYPTING PIN PAD DEVICE - A system and method for providing security for a point-of-sale (POS) terminal or an encrypting PIN pad (EPP) by protecting the signals that could be directly probed on a touch sensor electrode grid or remotely probed such as through power supply signals or RF emissions, wherein the drive signals are randomly applied to drive electrodes in order to prevent tracking of drive signals, and charge is injected on sense lines to hide PIN data. | 09-11-2014 |
| 20150035787 | SELF CAPACITANCE TOUCH SENSING - Self capacitance touch circuits to cancel the effects of parasitic capacitance in a touch sensitive device are disclosed. One circuit can generate a parasitic capacitance cancelation signal that can be injected into touch sensing circuitry to cancel the parasitic capacitance. Another circuit can adjust the phase and magnitude of the parasitic capacitance cancelation signal based on characteristics of channels in the touch sensing circuitry so as to fine tune the parasitic capacitance cancelations. Another circuit can drive a guard plate and touch panel electrodes so as to cancel the parasitic capacitances between the panel and the plate and between the electrodes. | 02-05-2015 |
| 20160018926 | TOUCH PANEL USING SINGLE LAYER PATTERN AND TOUCH SENSING APPARATUS INCLUDING THE TOUCH PANEL - The touch panel includes a touch detecting region in which a plurality of sensing regions are two-dimensionally arranged on a single substrate, a plurality of first electrodes formed in shapes of predetermined patterns in the plurality of sensing regions, respectively, and sensing a position of a vertical axis of touch applied to the touch detecting region, and a plurality of second electrodes electrically insulated from the first electrodes in the plurality of sensing regions, respectively. | 01-21-2016 |
| 20160018925 | TOUCH-PANEL SUBSTRATE AND ELECTRONIC DEVICE - Provided are (i) a touch panel substrate improved in uniformity of in-plane light transmittance and (ii) an electronic device employing the touch panel substrate. First sensor electrodes ( | 01-21-2016 |
| 20160018924 | TOUCH DEVICE AND CORRESPONDING TOUCH METHOD - A touch device is disclosed by the present disclosure. The touch device comprises at least one position sensor and a controller connected to the at least one position sensor; the at least one position sensor is disposed in a non-display region of a screen of the touch device to sense an overhead touch operation over the at least one position sensor; and the controller is configured to obtain overhead touch information according to the overhead touch operation so as to operate according to the overhead touch information. In the aforesaid way, the present disclosure allows a touch medium to accomplish a touch operation without the need of touching the screen so as to make the touch operation convenient and quick and to enhance the entertainment in using the product. | 01-21-2016 |
| 20160018922 | IN-CELL TOUCH PANEL AND DISPLAY DEVICE - An in-cell touch panel and a display device are provided. The touch panel includes: an upper substrate and a lower substrate provided opposite to each other, a plurality of self-capacitance electrodes which are disposed between the upper substrate and the lower substrate and provided in a same layer and insulated from each other, and a touch detection chip configured to determine a touch position by detecting capacitance variation of the self-capacitance electrodes in the touch time-period. Thus, an in-cell touch panel with higher touch accuracy, lower cost, higher productivity and higher transmittance can be obtained. | 01-21-2016 |
| 20130038566 | Capacitive Touch Sensor Control Unit With Sampling Capacitors For Differential Integration - In one embodiment, an apparatus comprises a pulse driver configured to generate an electrical pulse for transmission to a capacitive touch sensor. The apparatus further comprises a timing circuit configured to hold a first switch closed and a second switch open during a first edge of the electrical pulse, and hold the second switch closed and the first switch open during of a second edge of the electrical pulse. The apparatus further comprises a first capacitor configured to receive a first amount of charge that is indicative of a capacitance of an area of the capacitive touch sensor and a second capacitor configured to discharge a second amount of charge that is indicative of the capacitance of the area of the capacitive touch sensor. The apparatus further comprises a differential output configured to provide a measure of the voltage difference between the first capacitor and second capacitor. | 02-14-2013 |
| 20160018921 | ADJUSTMENT OF TOUCH SENSING STIMULATION VOLTAGE LEVELS BASED ON TOUCH PERFORMANCE - The adjustment of stimulation signal amplitudes in capacitive touch sensor panels and/or styli to reduce power consumption while preserving satisfactory touch performance is disclosed, in particular in situations where the noise level is not significant and there is excess SNR margin. To accomplish this, one or more metrics can be measured, calculated or otherwise determined to use as a predictor of touch performance, and these metrics can be processed to determine the minimum stimulation voltage required to maintain acceptable touch performance. | 01-21-2016 |
| 20160018920 | WEARABLE HAPTIC AND TOUCH COMMUNICATION DEVICE - This disclosure describes techniques and apparatuses enabling a wearable haptic and touch communication device. The techniques enable users to interact with their mobile devices using haptics, both to receive information from their devices and to make selections for their devices. The techniques may also enable users to interact with mobile devices without the aid of visual display or audio output. | 01-21-2016 |
| 20160018906 | Fingernail System for Use with Capacitive Touchscreens - Capacitive fingernail systems adapted to fit on a fingernail and for use with a capacitive touchscreen, as well as methods of creating such systems, are disclosed. The capacitive fingernail system may include a conductive base layer secured to the fingernail, a conductive upper layer, and a dielectric medium between the base and upper layers. The capacitive fingernail system stores an amount of charge that is sufficient to permit the fingernail to successfully interact with a capacitive touchscreen. Also disclosed is a fingernail stylus for use with a capacitive touchscreen, having a shaped conductive device that is pre-formed so that it can be secured to a curvature of a fingernail. The shaped conductive surface transfers an effective amount of electrical energy to successfully interact with a capacitive touchscreen. Preferably, the capacitive fingernail systems are sized and shaped to fit unobtrusively on a fingernail without interfering with everyday activity. | 01-21-2016 |
| 20160018891 | Systems And Methods For Determining Haptic Effects For Multi-Touch Input - A system of the present disclosure may include a haptic output device configured to output a haptic effect to a touch surface; a touch sensitive input device configured to detect a first user interaction and transmit a first sensor signal, the touch sensitive input device further configured to detect a second user interaction and transmit a second sensor signal, wherein at least part of the first user interaction occurs at the same time as the second user interaction; a processor in communication with the sensor, the processor configured to: receive the first sensor signal and the second sensor signal; determine a haptic effect based in part on the first user interaction and the second user interaction; transmit a haptic signal associated with the haptic effect to the haptic output device. | 01-21-2016 |
| 20160026299 | TOUCH INPUT DEVICE AND DISPLAY DEVICE - A touch input device that includes a touch sensor and a control unit. The touch sensor includes a base material, a piezoelectric film, a plurality of first detecting conductors and a plurality of second detecting conductors. The base material is a flat plate. The piezoelectric film is made of uniaxially stretched PLLA, and is arranged on one principal surface of the base material. The first detecting conductors are arranged on a surface of the piezoelectric film opposite to the base material. The plurality of second detecting conductors are arranged on a surface opposite to the surface of the base material which abuts on the piezoelectric film. The control unit detects an operation position and a press by using detection signals outputted from the first detecting conductors and the second detecting conductors. | 01-28-2016 |
| 20160026289 | IN CELL TOUCH PANEL AND DISPLAY DEVICE - The present disclosure provides an in cell touch panel and a display device. An entire common electrode layer on an array substrate is divided so as to form a plurality of touch driving electrodes and a plurality of common electrodes which are insulated from each other and arranged in a crisscross manner. Each touch driving electrode includes a plurality of touch driving sub-electrodes, and each touch driving sub-electrode is arranged between the adjacent common electrodes. Each common electrode includes a plurality of common sub-electrodes. Touch sensing electrodes are arranged on an opposite substrate, and a projection of each touch sensing electrode onto the array substrate is located at a region where the common electrode is located. The touch driving electrodes are driven in a time-division manner, so as to achieve a touch function and a display function. | 01-28-2016 |
| 20160026291 | IN-CELL TOUCH PANEL AND DISPLAY DEVICE - An in-cell touch panel and a display device comprising the same are provided. in-cell touch panel, comprising: an array substrate, comprising data lines provided thereon; a plurality of self-capacitance electrodes, which are provided on a same layer and independent of each other on the array substrate, wherein the self-capacitance electrodes are insulated from the data lines; a touch detection chip; and a plurality of wires for connecting the self-capacitance electrodes to the touch detection chip, wherein the wires and the data lines are arranged on the same layer and insulated from each other and have a same wiring direction. The in-cell touch panel has reduced production costs and improved production efficiency. | 01-28-2016 |
| 20160026267 | VEHICULAR OPERATING DEVICE - Provided is a vehicular operating device that can improve input precision even during operation by the thumbs while the steering wheel is grasped. The vehicular operating device is installed in a steering device of a means of transport and receives an input operation, wherein the vehicular operating device is provided with an operation surface with which a detection object that performs the input operation comes in contact, and a sensor unit for detecting the position where the detection object comes in contact with the operation surface, the operation surface being provided with a design that indicates a rotation gesture area, and the sensor unit being such that a portion for determining a rotation gesture is made into an annular area accounting for the moveable range of the thumb used by the user to grasp the steering device. | 01-28-2016 |
| 20100259505 | System and Method for Scanning Control of a Capacitive Touch Panel - This invention provides a system for scanning control of a capacitive touch panel. The system includes a driving unit driving a partially neighboring of a plurality of first axial conductive strips of the capacitive touch panel, wherein the plurality of first axial conductive strips are parallel to each other, and a first detecting unit detecting one of the partially neighboring of first axial conductive strips. By doing so, the influence caused by unintended conducting materials can be kept from the touch point detection for the capacitive touch panel, and the electro-magnetic interference of the capacitive touch panel can be also decreased. | 10-14-2010 |
| 20100259504 | TOUCH-PANEL DEVICE - Provided is a touch-panel device capable of detecting a touched position with high accuracy even when a touched area extends off an electrode area. According to the present invention, the touched area is assumed to be, for example, a circular in shape. A width in an X direction (overlap width (X | 10-14-2010 |
| 20100259503 | TOUCH SENSOR DEVICE AND ELECTRONIC APPARATUS HAVING THE SAME - To provide a touch sensor device and the like, which can improve the detecting accuracy of a surface-capacitive type touch sensor. A touch sensor device of the present invention includes: a touch panel which forms a capacitance between a human body and itself when the human body makes a contact or approaches thereto; a power supply part which has a battery or the like which outputs a DC voltage, converts the DC voltage to an AC voltage, and outputs the AC voltage from the touch panel; a reference potential part to be a reference potential of the AC voltage; a wrist strap and a cable which are electrically connected to the reference potential part and to which the human body makes a contact; and a current detecting part which detects electric currents flown from the power supply part to the human body. | 10-14-2010 |
| 20100259502 | LIQUID CRYSTAL DISPLAY UNIT - The present invention aims to achieve a high display quality and cost saving while providing a dual function as a capacitive touch panel. | 10-14-2010 |
| 20100259501 | TOUCH-CONTROL DISPLAY DEVICE - A touch-control display device includes a frame, a touch-control panel and a display module. The frame has a top surface and a frame rim extending from the top surface, wherein there is a step height between the top surface and the frame rim so as to form a cavity. The touch-control panel is disposed in the cavity and the frame rim supports at least two sides of the touch-control panel. The display module is disposed in the frame and correspondingly assembled under the touch-control panel. | 10-14-2010 |
| 20120262415 | TOUCH-CONTROLLED DEVICE, IDENTIFYING METHOD AND COMPUTER PROGRAM PRODUCT THEREOF - A touch-controlled device, an identifying method and a computer program product thereof are provided. The touch-controlled device comprises a touch panel and a processor. The processor is electrically connected to the touch panel, and is configured to detect a first touched region and a second touched region of the touch panel. The processor is further configured to identify one of the first touched region and the second touched region as being touched by a major input object and the other one as being touched by a non-major input object according to a ratio of a moving velocity to a touch area of each of the first and second touched regions. | 10-18-2012 |
| 20130169581 | SYSTEM AND METHOD FOR MATHEMATICALLY INDEPENDENT SIGNALING IN GRADIENT SENSOR DEVICES - A processing system for an input device includes a transmitter module, a receiver module, and a determination module. The transmitter module is configured to simultaneously drive a first end of a transmitter electrode with a first drive signal and drive a second end of the transmitter electrode with a second drive signal to produce a voltage gradient across the transmitter electrode, wherein the first drive signal and the second drive signal are mathematically independent. The receiver module is configured to receive a resulting signal with a receiver electrode, the resulting signal comprising effects of the voltage gradient. The determination module is configured to determine positional information for an input object based on the resulting signal. | 07-04-2013 |
| 20130106760 | Communication Between a Master Active Stylus and a Slave Touch-Sensor Device | 05-02-2013 |
| 20130106758 | Apparatus and Associated Methods | 05-02-2013 |
| 20130106770 | Active Stylus with Energy Harvesting | 05-02-2013 |
| 20130106766 | Active Stylus with Configurable Touch Sensor | 05-02-2013 |
| 20130106767 | Modulating Drive Signal for Communication Between Active Stylus and Touch-Sensor Device | 05-02-2013 |
| 20130106772 | DIFFERENTIATING INPUTS OF A DISPLAY DEVICE | 05-02-2013 |
| 20130106776 | SYSTEM AND METHOD FOR IDENTIFYING INPUTS INPUT TO MOBILE DEVICE WITH TOUCH PANEL | 05-02-2013 |
| 20130106775 | INPUT/OUTPUT UNIT OF MOBILE TERMINAL AND A DRIVING METHOD THEREOF | 05-02-2013 |
| 20100110035 | Flat Panel Display with Capacitance Sensing Touch Screen - There is disclosed a display device with an integral touch screen. A display panel includes a plurality of pixels controlled by a plurality of column electrodes and a plurality of row electrodes. A column driver having a plurality of outputs drives the plurality of column electrodes, and a row driver having a plurality of outputs drives the plurality of row electrodes. A column sensor and a row sensor sense capacitive coupling between the row and column electrodes and a probe adjacent to an external surface of the display panel. | 05-06-2010 |
| 20150317015 | Semiconductor Device, Input/output Device, and Electronic Appliance - A flexible input/output device and an input/output device having high resistance to repeated bending are provided. The input/output device includes a first flexible substrate, a first insulating layer over the first substrate, a first transistor over the first insulating layer, a light-emitting element over and electrically connected to the first transistor and including an EL layer between first and second electrodes, a first bonding layer over the light-emitting element, a sensing element and a second transistor over the first bonding layer and electrically connected to each other, a second insulating layer over the sensing element and the second transistor, and a second flexible substrate over the second insulating layer. In the input/output device, B/A is greater than or equal to 0.7 and less than or equal to 1.7, where A is a thickness between the EL layer and the first insulating layer and B is a thickness between the EL layer and the second insulating layer. | 11-05-2015 |
| 20150317014 | Semiconductor Device, Touch Sensor, and Display Device - A wiring is inhibited from being visible. Alternatively, a display device or a touch panel with high viewability is provided. A semiconductor device includes a transistor and a wiring electrically connected to the transistor that are over a light-transmitting substrate. Furthermore, a layer including an oxide semiconductor is provided closer to a substrate side than the wiring is so as to overlap with the wiring and serve as an anti-reflection layer that suppress light reflection at the wiring. | 11-05-2015 |
| 20150317013 | TOUCH SENSOR WITH INTEGRATED SIGNAL BUS EXTENSIONS - A touch sensor may be formed from a flexible substrate such as a sheet of polymer. The flexible substrate may have a main rectangular portion and a protruding portion. Capacitive touch sensor electrodes may be formed on the upper and lower surfaces of the flexible substrate. Signal lines may be coupled to the touch sensor electrodes. The ends of the signal lines may extend onto the protruding portion. Signal lines may be formed on upper and lower surfaces of the flexible substrate. The signal lines may be coupled to circuitry on a printed circuit using a connector that receives the end of the protruding portion. Ground structures on the protruding portion may be configured to overlap the signal lines or may be laterally interposed between upper surface signal lines and lower surface signal lines. | 11-05-2015 |
| 20150317012 | SINGLE LAYER MULTI-TOUCH CAPACITIVE IMAGING SENSOR - Embodiments of the invention generally provide an input device having a reduced system complexity and low production cost. As the size of input devices, such as touch pads and other similar devices increase, the need for an input device that is able to maintain or even improve the touch sensing accuracy without greatly increasing the manufacturing cost becomes increasingly important. Embodiments of the invention may provide an input device that includes an array of capacitive sensing pixels that each include a unique pair of sensor electrodes, wherein at least one of the electrodes in a first pixel is also in communication with another sensor electrode in at least one other pixel, which is not in the same row or column with the first pixel. | 11-05-2015 |
| 20150317024 | METHOD FOR PROCESSING INFORMATION AND ELECTRONIC DEVICE - A method for processing information and an electronic device are provided. The method includes: sending a first instruction to a second electronic device through a radio frequency identification unit to inquire identification information of the second electronic device; acquiring the identification information of the second electronic device; and obtaining position information of the second electronic device according to the identification information of the second electronic device. With the disclosure, a more enriched usage scene for man-machine interaction is provided, and user experience is improved. | 11-05-2015 |
| 20150317029 | METHOD FOR DETECTING TOUCH POINT OF MULTI-TYPE OBJECTS - A method for detecting touch points of multi-type objects is provided and includes the steps: detecting a plurality of touch points existing and referring the touch points as a first-type touch point or a second-type touch point according to an energy variation above a first effective value and below a second effective value or above the second effective value; if there exists at least one of the touch points not being referred as the first-type touch point or the second-type touch point, detecting an area size of the non-referred touch point and referring the non-referred touch point as the first-type touch point or the second type touch point if the area size of the non-referred touch point is smaller or larger than a first predetermined value; scanning and determining coordinate positions of the first-type touch point and the second-type touch point by performing a magnifying operation, respectively. | 11-05-2015 |
| 20090273579 | MULTI-TOUCH DETECTION - A method for multi-touch detection in a touch input device comprising a grid based sensor, the method comprises sampling outputs from a grid based sensor over a first stage of detection, selecting sensor lines based on the sampled outputs, scanning the selected sensor lines along one axis of the grid based sensor over a second stage of detection, and determining positions of user interaction based on outputs sampled in response to scanning the selected sensor lines during the second stage of detection. | 11-05-2009 |
| 20140267134 | SHEAR FORCE DETECTION USING CAPACITIVE SENSORS - An input device having a sensing region overlapping an input surface includes a first substrate, a second substrate physically coupled to the first substrate, and a sensor electrode disposed on the first substrate and configured to detect input objects in the sensing region. A first force sensor includes a first electrode disposed on the first substrate and a first conductive portion of the second substrate capacitively coupled with the first electrode. The first conductive portion is configured to move relative to the first electrode such that a first variable capacitance of the first force sensor changes in response to force applied to the input surface in a first direction parallel to the touch surface. | 09-18-2014 |
| 20140267144 | TOUCH SENSING DEVICE AND TOUCHSCREEN DEVICE - There are provided a touch sensing device and a touchscreen device. The touch sensing device according to an embodiment of the invention may include: a buffer unit including a buffer capacitor charged and discharged by a first voltage and a second voltage input at a predetermined period; an integrating circuit unit integrating a charging voltage of the buffer capacitor; a signal conversion unit comparing a voltage output from the integrating circuit unit with a predetermined reference voltage to generate the second voltage; and a touch determination unit counting the second voltage with a predetermined reference clock to determine a touch. | 09-18-2014 |
| 20140085263 | Capacitive Touch Sensors - A touch data set is acquired via signals from each sensing node in a capacitive sensor array having a plurality of sensing nodes. Touch presence and location on the capacitive sensor array is determined from the touch data set. In subsequent sampling periods while presence of a touch continues to be detected, touch data sets may be acquired from respective subsets of the sensing nodes, each subset being located at and adjacent to the touch location determined in the preceding sampling period. | 03-27-2014 |
| 20140085262 | IN-CELL CAPACITIVE TOUCH SCREEN AND TOUCH CONTACT DETECTING METHOD AND SYSTEM THEREOF - A method and system for detecting at ouch contact on an in-cell capacitive touch screen includes, based on the different gray scale pictures displayed by the in-cell capacitive touch screen in a non-touch state as well as a distribution of the intersections of rows and columns of the in-cell capacitive touch screen, obtaining noise values corresponding to different gray scales for each intersection, obtaining a theoretical noise value for each intersection under a condition of a current picture, and, for each intersection, compensating a detected signal with the theoretical noise value in the current picture to locate a position of the touch contact. | 03-27-2014 |
| 20140085259 | SYSTEM FOR PROVIDING A USER INTERFACE FOR USE BY PORTABLE AND OTHER DEVICES - A method of processing a touch input of a portable terminal includes detecting a hover input, detecting a finger input while receiving the hover input, calculating a distance between positions of the hover input and the finger input, comparing the calculated distance with a predetermined threshold and ignoring or processing the finger input according to a result of the comparison. | 03-27-2014 |
| 20140085256 | CAPACITIVE TOUCH SENSOR STRUCTURE AND APPLICATIONS THEREOF - A capacitive touch sensor structure comprises a substrate, a first transmissive electrode, a first wire, a first receiving electrode and a second wire. The first transmissive electrode is disposed on the substrate and has at least one first electrode. The first wire is disposed on the substrate and connects to the first electrode of the first transmissive electrode. The first receiving electrode is disposed on the substrate and has at least one second electrode. The second wire is disposed on the substrate and extends along a first direction to connect to the first receiving electrode. The first electrode has a plurality of first slits and the second electrode has a plurality of second slits. | 03-27-2014 |
| 20140085255 | TOUCH INPUT SYSTEM, TOUCH INPUT APPARATUS, STORAGE MEDIUM AND TOUCH INPUT CONTROL METHOD - A non-limiting example game system includes a game apparatus which is connected with a television. Furthermore, there is provided with an input terminal device which functions as an input device for the game apparatus. A game screen is displayed on a screen of the television, and a player draws a locus in accordance with a predetermined course from a start to a goal included in the game screen by performing an input operation using the input terminal device. At this time, an inputting surface of a touch panel provided on the input terminal device is turned toward the television. Accordingly, the locus by a slide operation is depicted on the game screen as if the locus is reflected in a mirror. | 03-27-2014 |
| 20140085254 | PRESSURE-SENSITIVE TRACKPAD - Trackpad apparatus and computing devices including trackpad apparatus are disclosed. In an example implementation, a trackpad apparatus includes a capacitive touch-sensing pattern disposed on a top surface of the trackpad apparatus and a capacitive pressure-sensing pattern disposed below the capacitive touch-sensing pattern. The trackpad apparatus also includes at least one controller. The at least one controller and the capacitive touch-sensing pattern are collectively configured to detect location-specific reductions in charge coupling in the capacitive touch-sensing pattern resulting from charge being shunted out of the capacitive touch-sensing pattern by one or more electrically conductive objects being placed in electrical contact with the top surface of the trackpad apparatus. In the example trackpad apparatus, the at least one controller and the capacitive pressure-sensing pattern are collectively configured to detect location-specific changes in charge coupling in the capacitive pressure-sensing pattern resulting from pressure being applied to the top surface of the trackpad apparatus. | 03-27-2014 |
| 20140085249 | SYSTEMS AND METHODS FOR DECOUPLING IMAGE GENERATION RATE FROM REPORTING RATE IN CAPACITIVE SENSING - The embodiments described herein provide devices and methods that facilitate improved input device resistance to the effects of errors that may be caused by the motion of detected objects on such input devices, and in particular, to the effect of blurring and/or fragmenting. The devices and methods provide improved resistance to the effects of such errors by decoupling the image generating interval from the reporting interval. Specifically, the devices and methods enable the determination of the reporting rate independently of the period over which images of sensor values are generated. The devices and methods enable independent determination of the reporting rate by facilitating the setting of a second period, where images of sensor values are generated over a first period and the reporting interval is determined to include at least the sum of the first period and the second period. | 03-27-2014 |
| 20130155021 | CAPACITIVE TOUCH SENSOR AND FABRICATION METHOD THEREOF AND CAPACITIVE TOUCH PANEL - A capacitive touch sensor includes multiple first-axis traces, multiple second-axis traces, an insulation layer and multiple metal traces. Each first-axis trace includes multiple first touch-sensing pads and first connecting lines connected therebetween. Each second-axis trace includes multiple second touch-sensing pads and second connecting lines connected therebetween. At least one of the first connecting line and the second connecting line is a metal printing line. | 06-20-2013 |
| 20130155016 | CAPACITIVE TOUCH SENSOR AND CAPACITIVE PEN - When a touch sensor is approached or touched by an object having a small area, the corresponding approach or touch signal might be slightly less than the threshold originally used for normal detection. By comparing the sum of the corresponding approach or touch signal and some adjacent signals with the threshold, the approach or touch of a small-area object that otherwise would not be detected by the original method can be determined. | 06-20-2013 |
| 20130155022 | MULTI-TOUCH INPUT DISCRIMINATION - Techniques for identifying and discriminating between different input patterns to a multi-touch touch-screen device are described. By way of example, large objects hovering a short distance from the touch-surface (e.g., a cheek, thigh or chest) may be identified and distinguished from physical contacts to the surface. In addition, rough contacts due to, for example, ears and earlobes, may be similarly identified and distinguished from contacts due to fingers, thumbs, palms and finger clasps. | 06-20-2013 |
| 20130155015 | METHOD AND DEVICE FOR DETECTING TOUCH SCREEN - A detection method and device for a touch screen is provided. When a pen touching or approaching the touch screen is detected, only the location of the pen in a predetermined range is provided, and the locations of all other objects within the predetermined range are not provided, such as the location of a palm. Only if the pen and all the objects in the predetermined range are no longer detected, then the locations of objects other than the pen in the predetermined range are provided again. | 06-20-2013 |
| 20130154996 | Touch Sensor Including Mutual Capacitance Electrodes and Self-Capacitance Electrodes - According to one embodiment, a touch sensor has a first edge and a second edge approximately perpendicular to the first edge. The touch sensor includes a first plurality of electrodes approximately parallel to the first edge, a second plurality of electrodes approximately parallel to the second edge, and a first plurality of nodes. Each of the first plurality of nodes are formed by a capacitive coupling between an electrode of the first plurality of electrodes and an electrode of the second plurality of electrodes. The touch sensor further includes a third plurality of electrodes and a second node formed by the third plurality of electrodes. Each of the third plurality of electrodes form a portion of the second node by a self-capacitance coupling. At least one of the portions of the second node is positioned in-between at least two of the first plurality of nodes. | 06-20-2013 |
| 20140247247 | DISPLAY WITH DUAL-FUNCTION CAPACITIVE ELEMENTS - A touch screen including display pixels with capacitive elements is provided. The touch screen includes first common voltage lines connecting capacitive elements in adjacent display pixels, and a second common voltage line connecting first common voltage lines. Groups of pixels can be formed as electrically separated regions by including breaks in the common voltage lines. The regions can include a drive region that is stimulated by stimulation signals, a sense region that receives sense signals corresponding to the stimulation signals. A grounded region can also be included, for example, between a sense region and a drive region. A shield layer can be formed of a substantially high resistance material and disposed to shield a sense region. A black mask line and conductive line under the black mask line can be included, for example, to provide low-resistance paths between a region of pixels and touch circuitry outside the touch screen borders. | 09-04-2014 |
| 20140247246 | TACTILE TO TOUCH INPUT DEVICE - An interface is provided for a device having a touch screen such as a smart phone or tablet computer that extends the touch screen input to areas outside the touch screen area. The interface has a housing which attaches to the device. One or more input controls are mounted on the housing. The controls can be joysticks, buttons, touch pads, levers, triggers, keyboards, etc. Conductive pads are connected to the housing and capacitively interact with the touch screen. The interface contains circuitry that transmits an electrical or capacitive signal from the user's manipulation of the controls to the conductive pads in order to activate selected areas of the touch screen. The housing may be made in multiple pieces to connect to different sides of the touch screen device. | 09-04-2014 |
| 20140247239 | DISPLAY INTEGRATED PRESSURE SENSOR - A touch sensitive device that can detect the amount of pressure being applied to a touch screen from a user or other external object is provided. A spacer of the touch screen can be coated with a layer of conductive material and the change in capacitance between the spacer and various circuit elements of the touch screen can be measured. The change in capacitance can be correlated to the amount of pressure being applied to the touch screen, thus providing a method to determine the pressure being applied. During operation of the device, the system can time multiplex touch, display and pressure sensing operations so as to take advantage of an integrated touch and display architecture. | 09-04-2014 |
| 20140247238 | SYSTEM AND METHOD FOR DUAL MODE STYLUS DETECTION - A system and method for improved accuracy in the detection of a stylus on a touch sensitive surface of an electronic device, such as a tablet. A dual method of detection is employed including electromagnetic induction detection of the stylus as it is in the vicinity of the screen of the electronic device, as well as capacitive detection of the stylus tip as it contacts the touch screen. The electronic device detects the presence of the top of the stylus and provides the general coordinates of its position. Then, as touches occur on the surface of the device, e.g., the stylus tip as well as the various parts of the user's hand, the system uses the coordinates supplied from the electromagnetic induction detection to very quickly and accurately pinpoint the actual location of the stylus input on the surface of the device. | 09-04-2014 |
| 20160085344 | COORDINATE DETECTION APPARATUS - In a coordinate detection apparatus, a resistance-film is formed on a substrate made of an insulating material. A common electrode applies a voltage to the resistance-film, the common electrode extending along a plurality of a resistance-film removal areas formed by removing portions of the resistance-film. A voltage application part applies the voltage to the common electrode. The voltage is applied from the voltage application part to the resistance-film through the common electrode to generate a potential distribution in the resistance-film. A coordinate position of a contact position at which the resistance-film is contacted is detected by detecting a potential of the resistance-film at the contact position. | 03-24-2016 |
| 20100097347 | Pressure Detection Module, and Touch Panel with Pressure Detection Module - A touch panel is installed in an electronic device. The touch panel comprises a display module and a plurality of pressure detection modules. The display module is electrically located in the electronic device. The plurality of pressure detection modules are electrically coupled to the electronic device, and each of them contacts the bottom of the display module. Each pressure detection module can transmit corresponding different signals to the electronic device according to different pressures, so as to calculate a pressed position of the display module according to the corresponding different pressures sensed by the pressure detection modules. | 04-22-2010 |
| 20130207932 | APPARATUS AND METHOD FOR COMPENSATING TOUCH ERROR IN ELECTRONIC DEVICE WITH TOUCH SCREEN - An apparatus and method compensate for a touch error in an electronic device with a touch screen. A method for compensating a touch error includes identifying if a touch error takes place and., when the touch error takes place, compensating the touch error using at least one touch error compensation scheme among a noise reduction filter addition scheme, a touch sensibility adjustment scheme, and a touch frequency change scheme. | 08-15-2013 |
| 20100007630 | METHOD AND DEVICE FOR CAPACITIVE SENSING - This invention discloses a capacitive sensing device. The device includes a plurality of first conductive lines electrically isolated from each other; a plurality of second conductive lines electrically isolated from each other and electrically isolated from and stacked with the first conductive lines to form a plurality of intersecting points; and a plurality of electrical conductors electrically isolated from each other and correspondingly crossing the first and the second conductive lines and being around the intersecting points, wherein the first and second conductive lines and the electrical conductors are electrically isolated from each other. By doing so, when an electrical signal is driven to any first conductive lines, the first conductive lines is capacitively coupled to the second conductive lines with which it intersects, and the electrical conductors crossing the first conductive lines are respectively capacitively coupled to the first conductive lines and the second conductive lines which intersect with the first conductive lines to provide a higher compound capacitance. | 01-14-2010 |
| 20100007629 | METHOD AND DEVICE FOR CAPACITIVE SENSING - This invention discloses a capacitive sensing device. The device includes a plurality of first conductive lines electrically isolated from each other; a plurality of second conductive lines electrically isolated from each other and electrically isolated from and stacked with the first conductive lines to form a plurality of intersecting points; and a plurality of electrical conductors electrically isolated from each other and correspondingly crossing the first and the second conductive lines and being around the intersecting points, wherein the first and second conductive lines and the electrical conductors are electrically isolated from each other. By doing so, when an electrical signal is driven to any first conductive line, the first conductive line is capacitively coupled to the second conductive lines with which it intersects, and the electrical conductors crossing the first conductive line are respectively capacitively coupled to the first conductive line and the second conductive lines which intersect with the first conductive line to provide a higher compound capacitance. | 01-14-2010 |
| 20100007628 | Screen Input-Type Image Display System - A touch sensor ( | 01-14-2010 |
| 20100007627 | Touch signal transmission circuit and liquid crystal display using the same - A touch signal transmission circuit and an LCD using the same include an upper substrate and a plurality of first and second electrodes mounted at an inner side of the upper substrate. The first and second electrodes are arranged along a first direction and a second direction respectively, being electrically insulated with each other. Where the first and second electrodes are interlaced with each other defines touch0sensitive sections. When the user's finger touches the surface of the upper substrate, the touch-sensitive sections are touched for control or activation of the LCD. In light of this structure, the whole LCD is thinned and lightened. | 01-14-2010 |
| 20130207931 | ELECTROSTATIC CAPACITIVE INPUT DEVICE - An electrostatic capacitive input device includes: an operation member having an operation surface on which an operator can perform an input operation; a sensor member which has a detection surface detecting a capacitance value corresponding to the input operation on the operation surface and is capable of outputting a detection signal corresponding to the detected capacitance value; and a control unit controlling an electronic apparatus based on the detection signal. The operation member and the sensor member are arranged such that a surface reverse to a surface including the operation surface faces the detection surface. The operation member is mounted on a cover member such that the operation surface is exposed from an outer surface of the cover member, and is separable from the sensor member together with the cover member. The sensor member is arranged in a housing in a state of being separated from the operation member. | 08-15-2013 |
| 20130207930 | TOUCH DISPLAY PANEL - A touch display panel including a display panel and a touch panel is provided. The display panel includes a plurality of pixels. The touch panel is located on the display panel. The touch panel includes a plurality of first touch sensing series, a plurality of second touch sensing series, and an insulating layer. An overlapped region is formed at an intersection of each of the first touch sensing series and each of the second touch sensing series. An area of the insulating layer orthogonally projected on the display panel covers each overlapped region. The surface of the insulating layer has bumps corresponding to each overlapped region of each first touch sensing series and each second touch sensing series. By this way, a problem that users easily see bright spots located at the intersection of each first touch sensing series and each second touch sensing series can be avoided. | 08-15-2013 |
| 20130342498 | Touch Panel and Image Display Device Including the Same - A self capacitance type touch panel includes a touch driver including a plurality of touch ICs; and a touch unit including a plurality of touch groups that are controlled by the plurality of touch ICs, respectively, wherein each of the plurality of touch groups includes a plurality of pattern electrodes, and some touch ICs selected from the plurality of touch ICs apply sensing voltages to respective corresponding touch groups at a same timing. | 12-26-2013 |
| 20130342499 | TOUCH-AND-PLAY INPUT DEVICE AND OPERATING METHOD THEREOF - A touch-and-play input device coupled to an electronic device having a touch unit is provided. The touch-and-play input device comprises an input unit, a attaching unit and at least one conductive unit. The input unit generates an input signal. The attaching unit comprises an attaching surface. The conductive units are configured on the attaching surface of the attaching unit and are electrically connected to the input unit. The attaching unit attaches a portion of the touch unit of the electronic device through the attaching surface so that the conductive units touch a portion of the touch unit. Further, the input signal is input into the electronic device through the conductive units and the touch unit. | 12-26-2013 |
| 20120182262 | METHOD AND APPARATUS FOR PROCESSING DATA RECORDS IN A GIVEN ORDER UPON RECEIVING INPUT DATA FROM A TOUCHSCREEN - A method and computing device for managing calendar data records are provided, the computing device comprising a processor interconnected with a memory enabled to maintain the data records and with a touchscreen controlled to generate a representation of a subset of at least two of the data records within a first portion of the touchscreen. The touchscreen is further controlled to generate a representation of details of a first one of the data records in the subset in a second portion of the touchscreen, different from the first portion, when input data associated with the first portion is detected by the touchscreen. The touchscreen is further controlled to generate a representation of details of a next data record in the subset, in a given order, in the second portion, each time an input event is detected at a portion of the touchscreen associated with providing next data records. | 07-19-2012 |
| 20120182260 | INPUT DEVICE - When the thumb slides on an operation surface of a touch pad in a Y1 direction, contact regions are sequentially expanded in the touch pad and an erroneous determination that a reference point, which is the centroid of the contact region, is reversely moved in a Y2 direction during movement to the Y1 direction is made. In this case, a specific region is set in a base end portion of the operation surface. When the contact region includes the specific region and extends to a predetermined length in the Y1 direction, it is determined that reverse movement is detected. | 07-19-2012 |
| 20160086579 | Apparatus and Method for Conveying an Item of Information - An apparatus for conveying an item of information includes a front display configured to display the item information, and a rear luminous element configured to illuminate a background of the apparatus based on the unit of information even when the front display is switched off. | 03-24-2016 |
| 20160085360 | METHOD FOR CONTROLLING STATE OF TOUCH SCREEN, TOUCH SCREEN, AND PORTABLE TOUCH TERMINAL - A method for controlling a state of a touch screen is provided. The touch screen includes a touch sensor and the touch sensor includes multiple touch nodes, the control method including the following steps: S | 03-24-2016 |
| 20160085359 | DISPLAY APPARATUS AND METHOD FOR CONTROLLING THE SAME - A display apparatus and a method for controlling the same are provided. A method for controlling a display apparatus includes sensing a digital pen on a display screen; if a number of a touch point sensed by the digital pen is greater than one, switching a mode of the display apparatus to a touch gesture mode; and if a touch gesture by the digital pen is sensed during the touch gesture mode, controlling the display apparatus according to the sensed touch gesture. | 03-24-2016 |
| 20130050144 | INTERFERENCE SENSING WITHIN A DISPLAY DEVICE WITH AN INTEGRATED SENSING DEVICE - Embodiments of the present invention generally provide a method and system for sensing interference in a display device having integrated input sensing. In various embodiments of the invention, input sensing performed on one or more rows of common electrodes may be operated for interference sensing, and, during the blanking period, some or all of the common electrodes may be operated for interference sensing. Interference measurements acquired during blanking periods may be used to increase the accuracy with which input sensing is performed, for example, by establishing one or more baseline interference values and/or determining that one or more common electrodes should be driven at a different frequency. In some embodiments, all of the common electrodes may be operated for interference sensing during a blanking period, while in other embodiments a portion of the common electrodes (e.g., one-third, one-half, etc.) may be operated for interference sensing during a blanking period. | 02-28-2013 |
| 20130050136 | DISPLAY DEVICE AND DISPLAY SYSTEM - A display device includes an e-paper, a touch panel, and an external data interface. The e-paper has a display surface. The touch panel is located on the display surface of the e-paper. The touch panel is configured to control the e-paper. The data interface is configured to electrically connect the e-paper and the touch panel to an electric device. The e-paper and the touch panel include a plurality of processing units and control units integrated in the electric device. The present disclosure also relates to a display system using the display device. | 02-28-2013 |
| 20130050140 | CONTROL CIRCUIT AND CONTROL METHOD FOR THE TOUCH PANEL - The present invention relates to a control circuit and control method for detecting the capacitance of a touch panel. The control circuit comprises: a signal-detecting circuit for charging a sensing wire of the touch panel to obtain an intensity signal of the sensing wire; an intensity/frequency conversion unit for converting the intensity signal into a frequency signal, the frequency of which corresponds to the level of the intensity signal; and a frequency-analyzing unit for analyzing the frequency signal to obtain a signal amount of the corresponding sensing wire. The control circuit for the capacitive touch panel has a good SNR, which will not be affected or lowered by noise signals in the circuit environment, and is constituted of simple components to reduce the occupied area on the chip and lower the cost. | 02-28-2013 |
| 20130050139 | MULTIFUNCTIONAL TOUCH AND/OR PROXIMITY SENSOR - A sensor device has at least one first sensor element for detecting a touch and/or an approach, which is configured as a capacitive sensor element and which has a first electrode structure with a transmitting electrode and a reception electrode, wherein a first alternating electrical field emitted by the transmitting electrode may be coupled into the reception electrode,—at least one second sensor element, and—an evaluating device, which is coupled with the at least one first sensor element and with the at least one second sensor element, wherein the evaluating device is configured to evaluate a first signal tapped from the reception electrode of the first sensor element and at least one second signal provided by the second sensor element and to generate at least one detection signal dependent on the evaluation. | 02-28-2013 |
| 20130050134 | INFORMATION HANDLING DEVICES WITH TOUCH-BASED REFLECTIVE DISPLAY - Devices, methods and products are described that provide information handling devices with touch-based reflective display. One aspect provides a method comprising: providing a touchable control having one or more areas, said one or more areas providing both reflective display and accepting touch-based input; displaying data on a display device of an information handling device which does not overlap the reflective display of said one or more areas; ascertaining touch-based input to said one or more areas of said touchable control area; and executing one or more functions responsive to said touch-based input. Other embodiments are described. | 02-28-2013 |
| 20150035786 | METHOD TO LOCKOUT A TOUCH SCREEN INTERFACE - A method for locking out a portion of a touch screen interface in response to an inadvertent touch comprises steps to detect multiple touches on the portion of the touch screen interface; determine that the multiple touches are incompatible; initiate a lockout time period in response to the determination and reinitiate the lockout time period in response to a subsequent touch during the lockout time period. | 02-05-2015 |
| 20160026330 | FULL IN-CELL SENSOR - A display device having an integrated capacitive sensing device includes receiver electrodes disposed on a back side of a color filter glass. Transmitter electrodes of the capacitive sensing device are configured with a size and geometry that reduces the capacitive coupling between the transmitter and receiver electrodes. The transmitter electrodes may be made of one or more prongs or segments from a segmented common electrode. | 01-28-2016 |
| 20160026296 | DEVICE ADAPTED FOR EMULATING TACTILE CONTACTS ON A CAPACITIVE SCREEN - The invention relates to a device (CD) comprising a capacitive key-board (KB) constituted of a plurality of keys (KY), each key comprising an active electrode (AEL) and an active ground plane (AGP), a microcontroller (MC) connected to said keyboard (KB) through active electrode (AEL) and active ground plane (AGP). Said microcontroller (MC) is adapted for managing said keyboard (KB) in a reverse manner for emulating a sequence of tactile contacts on a capacitive screen. | 01-28-2016 |
| 20160026292 | CIRCUIT CONNECTION STRUCTURE OF TOUCH SENSOR PANEL - Disclosed is a capacitive touch sensor panel. The panel includes a first substrate, a second substrate, a first conductive connecting layer, a second conductive connecting layer, an insulative opaque layer, and a grounding layer. Each substrate comprises a sensing region and a connecting region surrounding the sensing region. The first conductive connecting layer is disposed on the first substrate in the connecting region. The insulative opaque layer is disposed on the second substrate while the grounding layer may be disposed above or under the insulative opaque layer and, at the same time, disposed above the first conductive connecting layer. The second conductive connecting layer is disposed under the insulative opaque layer and may be adjacent to the grounding layer. | 01-28-2016 |
| 20160026288 | TOUCH DISPLAY PANEL, DISPLAY DEVICE AND METHOD FOR MANUFACTURING COLOR FILTER SUBSTRATE - The present disclosure provides a touch display panel, a display device and a method for manufacturing a color filter substrate. The touch display panel includes a touch section and a display section. The display section includes an array substrate, a color filter substrate and a liquid crystal layer provided between the array substrate and the color filter substrate. The touch section includes: a touch substrate arranged parallel to the color filter substrate and located at a side of the color filter substrate away from the liquid crystal layer; first electrodes provided on the touch substrate and configured to sense user's touch so as to generate a touch signal; and second electrodes provided on the color filter substrate and configured to output the touch signal. | 01-28-2016 |
| 20160026284 | CIRCUIT CONNECTION STRUCTURE OF TOUCH SENSOR PANEL - Disclosed is a capacitive touch sensor panel. The panel includes a first substrate, a second substrate, a first conductive connecting layer, a second conductive connecting layer, an insulative opaque layer, and a grounding layer. Each substrate comprises a sensing region and a connecting region surrounding the sensing region. The first conductive connecting layer is disposed on the first substrate in the connecting region. The insulative opaque layer is disposed on the second substrate while the grounding layer may be disposed above or under the insulative opaque layer and, at the same time, disposed above the first conductive connecting layer. The second conductive connecting layer is disposed under the insulative opaque layer and may be adjacent to the grounding layer. | 01-28-2016 |
| 20160026262 | DEVICE FOR INTERACTION WITH TOUCH SCREEN - According to an example aspect of the present invention, there is provided an apparatus comprising at least one receiver configured to receive an identifier and an indication of at least one new touch point detected on a touch sensitive screen, and at least one processing core configured to cause transmission of a disable touch point instruction, to determine whether the at least one new touch point disappears from the touch sensitive screen, and responsive to a determination that the at least one new touch point disappears from the touch sensitive screen, to associate a location on the touch sensitive screen with the identifier. | 01-28-2016 |
| 20140168146 | TOUCH PANEL - A touch panel includes first conductive layers being light-transmittable, and second conductive layers being light-transmittable and facing the first conductive layers with a gap. Each of the first conductive layers includes a resin being light-transmittable, metal filaments dispersed in the resin, and fine metal particles dispersed in the resin. The fine metal particles electrically connect the metal filaments to each other. The touch panel has a secure operability. | 06-19-2014 |
| 20140168138 | TOUCH PANEL AND TOUCH DISPLAY PANEL - A touch panel includes first sensing pads, first bridge lines, second sensing pads, adjusting electrodes, second bridge lines and third bridge lines. The first sensing pad has a first opening. The first sensing pads and the first bridge lines are arranged alternately along a first direction and electrically connected to each other. The second sensing pads and the second bridge lines are arranged alternately along a second direction and electrically connected to each other. The adjusting electrodes are disposed in the first openings and the second openings, and the adjusting electrodes are electrically disconnected from the first sensing pads and the second sensing pads. Adjacent adjusting electrodes are electrically connected through the third bridge line. The first sensing pads, the second sensing pads and the adjusting electrodes are made of a same patterned conductive layer. | 06-19-2014 |
| 20090267916 | Ground Guard for Capacitive Sensing - A touch sensor panel is disclosed including the use of ground guards or ground isolation bars to improve the touch event detection capabilities of the touch sensor panel. Ground isolation bars can be formed between connecting traces and adjacent sense lines to shunt near-field lines to ground and reduce unwanted capacitive coupling between the connecting traces and the sense lines. Ground guards can be formed between the drive and sense lines to partially or fully surround a sense line and shunt near-field lines to ground and improve the touch event detection capabilities of the sensor. | 10-29-2009 |
| 20090322700 | METHOD AND APPARATUS FOR DETECTING TWO SIMULTANEOUS TOUCHES AND GESTURES ON A RESISTIVE TOUCHSCREEN - Resistive touchscreen system has substrate and coversheet with first and second conductive coatings. The substrate and coversheet are positioned proximate each other such that the first conductive coating faces the second conductive coating. The substrate and coversheet are electrically disconnected with respect to each other in the absence of a touch. First set of electrodes is formed on the substrate for establishing voltage gradients in first direction. Second set of electrodes is formed on the coversheet for establishing voltage gradients in second direction wherein the first and second directions are different. Controller biases the first and second sets of electrodes in first and second cycles and senses a bias load resistance associated with at least one of the sets of electrodes. The bias load resistance has a reference value associated with no touch. A decrease in the bias load resistance relative to the reference value indicates two simultaneous touches. | 12-31-2009 |
| 20130342505 | INPUT UNIT, ELECTRONIC DEVICE, AND MOBILE TERMINAL - An input unit disposed opposite to a display unit having a plurality of pixel areas arranged in a matrix, includes: a substrate; a first detecting electrode pattern provided on the substrate; a second detecting electrode pattern provided on the substrate; and an insulator provided at a portion corresponding to an intersecting portion where the first detecting electrode pattern and second detecting electrode pattern intersect, wherein the insulator has a profile extending in a direction different from arrangement directions of the pixel area as viewed from above. | 12-26-2013 |
| 20110122087 | TOUCH SCREEN SYSTEM AND METHOD OF DRIVING THE SAME - A touch screen system includes a touch screen panel which includes driving lines, sensing lines crossing the driving lines, and sensing cells formed at crossing regions of the driving lines and the sensing lines; a driving circuit for sequentially applying driving signals to the driving lines; a sensing circuit for detecting first sensing signals in accordance with changes in mutual capacitances of the sensing cells to generate second sensing signals corresponding to the changes; a processor for determining a touch position based on the second sensing signals from the sensing circuit; and an active stylus separated from the touch screen panel and configured to output an active stylus electric field in synchronization with a driving signal of the driving signals applied to a driving line coupled to a sensing cell of the sensing cells adjacent to the active stylus when the active stylus approaches or contacts the touch screen panel. | 05-26-2011 |
| 20140267147 | VALIDATED TOUCHSCREEN STYLUS INTERACTION METHOD - A system and method are provided for validating a signature on a touchscreen using a smart stylus. Software residing on a touchscreen device disables touch input from sources other than the stylus. In one embodiment, the stylus wirelessly transmits a stylus identifier to the touchscreen device to identify the stylus to the device. The stylus may also have a stylus tip that produces an encoded voltage pulse sequence that is used to identify the stylus to the device. A stylus ID is associated with an encoded voltage pulse. The touchscreen device can look up the stylus ID in a database, determine the encoded voltage pulse associated with the stylus ID, and determine that a voltage pulse transmitted by the stylus tip is the pulse associated with the stylus ID, thus validating the source of data input on the touchscreen. | 09-18-2014 |
| 20140267148 | PROXIMITY AND INTERFACE CONTROLS OF MEDIA DEVICES FOR MEDIA PRESENTATIONS - Embodiments relate generally to electrical/electronic hardware, computer software, wired and wireless network communications, portable, wearable, and stationary media devices. RF transceivers and/or audio system in each media device may be used to wirelessly communicate between media devices and allow configuration and other data to be wirelessly transmitted from one media device to another media device. The proximity detection system may be configured to detect a presence of a user or multiple users and upon detecting presence, access content on a user device, and record the content while also playing back the content on the media device. One or more user devices in proximity of the media device post detection may wirelessly communicate with the media device and the media device may orchestrate handling and/or queuing of content from those devices or from a wirelessly accessible location such as the Cloud, Internet, NAS, Flash memory, or other wireless sources. | 09-18-2014 |
| 20140267138 | Capacitive Based Gesture Input System - A liquid crystal display with integrated capacitive touch sensors has an LCD display with at least one alphanumerical or graphic symbol, and at least one capacitive touch sensor arranged above a display layer or within transparent layers of the LCD display forming the alphanumerical or graphical symbol. | 09-18-2014 |
| 20140267133 | Off-Center Sensor Target Region - In embodiments of an off-center sensor target region, a capacitive sensor can include a target region that is located off-center relative to a center of the sensor. A touch input to the target region of the capacitive sensor can be determined to be valid sensor input and a touch contact that correlates to the center of the capacitive sensor can be determined to be false sensor input. The target region of the capacitive sensor can correspond to a selectable control that is selectable by a user to initiate a device function. | 09-18-2014 |
| 20160132135 | POSITION POINTER - A position pointer is provided for use with a position detection sensor, capable of achieving power saving. The position pointer includes: a first electrode configured to receive an AC signal from a position detection sensor; a transmission signal production circuit configured to produce a position signal, based on which the position detection sensor detects a position of the position pointer; a second electrode different from the first electrode and configured to transmit the position signal to the position detection sensor; a signal detection circuit configured to detect whether or not the AC signal from the position detection sensor is received through the first electrode; and a transmission controlling circuit configured to control transmission of the position signal through the second electrode to the position detection sensor in response to an output from the signal detection circuit. | 05-12-2016 |
| 20090303202 | Capacitive Touch Screen - A capacitive touch screen includes a liquid crystal layer, an upper transparent conductive layer, a lower transparent conductive layer, an upper transparent plate, a lower transparent plate, an upper polarizing plate, a lower polarizing plate, a touch control circuit unit and a first dielectric layer. The upper transparent conductive layer, the first dielectric layer, the touch control circuit unit, the upper transparent plate and the upper polarizing plate are disposed on the liquid crystal layer in the above-mentioned order from one side of the liquid crystal layer. The lower transparent conductive layer, the lower transparent plate and the lower polarizing plate are disposed under the liquid crystal layer in the above-mentioned order from another side of the liquid crystal layer. | 12-10-2009 |
| 20130229381 | MOBILE ELECTRONIC DEVICE WITH AN ADAPTIVELY RESPONSIVE FLEXIBLE DISPLAY - A mobile electronic device having a flexible display device is disclosed. A request to retrieve information from a server over a wireless network is triggered based on a bending or folding of the flexible display device into a fixed position. | 09-05-2013 |
| 20110128252 | CAPACITANCE TOUCH PANEL - Disclosed is a capacitance touch panel, including a substrate, a transparent electrode formed at a partial area of a substrate, and an optical layer formed on the substrate formed with the transparent electrode in an overspreading (blanketing) way, whereby the optical layers are formed on a transparent electrode, each having a different refractive index to reduce a reflexibility of the transparent electrode and a reflexibility of a substrate, thereby improving a transparent electrode-visible phenomenon. | 06-02-2011 |
| 20120038586 | DISPLAY APPARATUS AND METHOD FOR MOVING OBJECT THEREOF - A display apparatus and a method for moving an object thereof are provided. The display apparatus includes a display which displays an object; a proximate sensor which senses a proximate input to the display; a touch sensor which senses a touch input to the display; a coordinates calculator which calculates coordinates corresponding to one of the proximate input sensed by the proximate sensor and the touch input sensed by the touch sensor; and a controller which controls the display to move the object to the calculated coordinates. | 02-16-2012 |
| 20120038582 | Systems and Methods for Providing Haptic Feedback to Touch-Sensitive Input Devices - Systems and methods for providing haptic feedback to touch-sensitive input devices are disclosed. For example, one disclosed system includes an input device having a housing having an exterior surface; a touch-sensitive surface configured to transmit a contact signal indicating a contact with the touch-sensitive surface; a sensor disposed within the housing, the sensor configured to sense movement of the input device and to transmit a sensor signal indicating movement of the input device; an actuator disposed within the housing, the actuator configured to output a haptic effect based on an actuator signal, the actuator signal based at least in part on the contact signal. | 02-16-2012 |
| 20110007031 | SELECTION DETERMINING DEVICE, SELECTION DETERMINING METHOD, INFORMATION RECORDING MEDIUM, AND PROGRAM - A selection determining device ( | 01-13-2011 |
| 20110007021 | TOUCH AND HOVER SENSING - Improved capacitive touch and hover sensing with a sensor array is provided. An AC ground shield positioned behind the sensor array and stimulated with signals of the same waveform as the signals driving the sensor array may concentrate the electric field extending from the sensor array and enhance hover sensing capability. The hover position and/or height of an object that is nearby, but not directly above, a touch surface of the sensor array, e.g., in the border area at the end of a touch screen, may be determined using capacitive measurements of sensors near the end of the sensor array by fitting the measurements to a model. Other improvements relate to the joint operation of touch and hover sensing, such as determining when and how to perform touch sensing, hover sensing, both touch and hover sensing, or neither. | 01-13-2011 |
| 20100321337 | METHOD FOR DETECTING TOUCH POSITION - An exemplary method for detecting touch position includes the steps of: detecting a plurality of sensing points, obtaining at least one first signal and a plurality of second signals on the sensing points, wherein the at least one first signal each has an energy above a preset threshold, the second signals each has an energy below the preset threshold, positions of the sensing points where the second signals being detected are successive with a position(s) of the sensing point(s) where the at least one first signal being detected; performing a weighted averaging operation applied to the energies of the at least one first signal and the second signals and taking a result of the weighted averaging operation as a first dimension coordinate of a touching point, wherein weights of the respective energies are associated with the positions of the sensing points where the at least one first signal and the second signals being detected. | 12-23-2010 |
| 20100321326 | Direct Connect Single Layer Touch Panel - A substantially transparent touch sensor panel having co-planar single-layer touch sensors and traces fabricated on a single side of a substrate for detecting single or multi-touch events. The touch sensor elements can be fabricated in columns and rows, with each sensor element in a row adjacent to a sensor element in a column. By using a board as the dielectric to connect traces from multiple sensor elements in each row, rather than using a dielectric layer on the substrate upon which the sensor elements and traces are formed, the sensor elements and traces on the substrate can be formed by simply patterning a single layer of conductive material on the substrate, which can simplify the manufacturing process of the substrate from a complexity and cost perspective. | 12-23-2010 |
| 20100321332 | POINTER DETECTION APPARATUS AND POINTER DETECTION METHOD - A pointer detection apparatus includes a conductor pattern with first conductors disposed in a first direction and second conductors disposed in a second direction that crosses the first direction, and a code string signal production circuit for producing signals based on orthogonal code strings with phases different from each other and supplying the produced signals to the first conductors. The apparatus also includes a signal detection circuit connected to the second conductors for detecting a signal corresponding to a variation of electrostatic capacitance between the conductor pattern and a pointer, an analog to digital conversion (ADC) circuit for converting the signal output from the signal detection circuit into a digital signal comprising a word string of multiple bits, and a correlation detection circuit for determining correlation values between the code strings and the word string. The apparatus also includes a memory for storing correlation values successively output from the correlation detection circuit, wherein the pointer is detected based on the correlation values. | 12-23-2010 |
| 20130057513 | LIQUID CRYSTAL DISPLAY PANEL AND RELATED DEVICE - A liquid crystal display panel includes a first substrate, a second substrate, a first electrode, a second electrode, a third electrode, an isolating layer, and a conductor. The first electrode is disposed between the first substrate and the isolating layer, on which the conductor is disposed. Each of the second and third electrodes is disposed on the second substrate and includes a contact surface. The second and third electrodes are not in contact with each other and are separated by a gap. The conductor is disposed in accordance with the location of the gap. | 03-07-2013 |
| 20130057510 | Resistive Touch Panel with Improved Termination - A resistive sensing touch panel may include row receiver tracks and column drive tracks. A controller may send and receive control signals and sense signals, respectively, to and from the resistive touch panel. The resistive touch panel may provide sense signals when a touch of the panel is detected. The sense signals may be sampled on a number of rows. When sampling a given row, the controller may change the termination of that row by coupling the end of the sampled row to a resistor having a higher value then terminating resistors coupled to the end of non-sampled rows that are adjacent to the sampled row. The controller may further pull the terminating resistors coupled to the end of the non-sampled adjacent rows to a supply rail voltage while the sampled row is being sampled. | 03-07-2013 |
| 20130057507 | TOUCH SCREEN APPARATUS AND DRIVING METHOD THEREOF - A touch screen apparatus and a driving method thereof are provided. The touch screen drive circuit performs a setup operation for selecting Tx lines to be supplied with the drive signal and Rx lines to receive the voltages of the touch sensors, a sensing operation for supplying a drive signal to the Tx lines and receiving and sampling touch sensor voltages through the Rx lines, an ADC operation for converting the sampled voltages into digital data, a coordinate detection operation for analyzing the digital data by a preset touch detection algorithm and estimating the coordinates of a touch input position, and a data transmission operation for transmitting touch coordinate data comprising the coordinates to an external system. At least two operations among the setup operation, the sensing operation, and the ADC operation are performed in parallel. | 03-07-2013 |
| 20130057504 | METHOD FOR DETECTING TOUCH SPOTS OF TOUCH PANEL - A method for detecting a touch spot of the touch panel includes the following steps. The electrode pairs are scanned along the impedance direction for determining a first coordinate. A number of electrode pairs near the first coordinate are selected to obtain an electrode pair signal. The first driving electrodes of the selected electrode pairs are scanned to obtain a first signal. The second driving electrodes of the selected electrode pairs are scanned to obtain a second signal. A second coordinate is determined according to the electrode pair signal, first signal, and second signal. Finally, the touch spot is determined according to the first coordinate, and second coordinate. | 03-07-2013 |
| 20120044204 | INPUT DETECTION METHOD, INPUT DETECTION DEVICE, INPUT DETECTION PROGRAM AND MEDIA STORING THE SAME - The invention provides an input detection method, wherein when multiple touch points are input a touch sensor | 02-23-2012 |
| 20120044200 | POINTER DETECTION APPARATUS, POSITION DETECTION SENSOR, AND MANUFACTURING METHOD FOR POSITION DETECTION SENSOR - A pointer detection apparatus and a position detection sensor are provided, with which a signal transmission characteristic of a conductor for detecting a position at a periphery of a transparent region (valid area) is improved. Also, a simplified method of manufacturing the position detection sensor is provided. The position detection sensor includes a first glass substrate, a transmission conductor group formed of a plurality of transparent conductors disposed on one face of the first glass substrate, a reception conductor group formed of a plurality of transparent conductors disposed in a direction crossing the transmission conductor group, and a signal detection circuit for detecting a signal generated in the reception conductor group based on the existence of a pointer near the position detection sensor. The position detection sensor further includes a metal wiring line pattern disposed in parallel with the transmission conductor group in a non-transparent region (outside the valid area) so as to reduce resistance of that portion of the transmission conductor group to thereby improve its signal transmission characteristic. | 02-23-2012 |
| 20120044187 | Capacitive Touch Screen - One embodiment in accordance with the invention can include a capacitive touch screen. The capacitive touch screen includes a substantially transparent substrate and a plurality of electrodes formed on the substantially transparent substrate. The plurality of electrodes are substantially parallel in a first direction and each of the plurality of electrodes includes a layer of light altering material. | 02-23-2012 |
| 20160132713 | Display Apparatus Capable of Image Scanning and Driving Method Thereof - According to an embodiment of the present invention, a display apparatus capable of image scanning and a method for driving the same are provided. | 05-12-2016 |
| 20110001723 | TOUCH PANEL AND SENSING METHOD THEREOF - The first substrate of the touch panel includes a pixel array and a plurality of sensing lines. The pixel array includes a plurality of scan lines, a plurality of data lines and a plurality of pixel electrodes. The sensing lines are parallel arranged in the pixel array, adjacent to parts of the pixel electrodes, and electrically insulated from the scan lines, the data lines and the pixel electrodes. The second substrate of the touch panel includes a plurality of conductive protrusions disposed corresponding to the sensing lines. When there is no external force applied to the touch panel, the conductive protrusions are electrically insulated from the scan lines and the pixel array. When an external force is applied to the touch panel, at least one of the conductive protrusions may contact both one of the scan lines and parts of the pixel array. | 01-06-2011 |
| 20150103049 | ACTIVE STYLUS - An active stylus is disclosed. The stylus includes an electrode at a tip of the stylus; and powered circuitry coupled to the electrode and configured for capacitively coupling the electrode with a capacitive touch sensor panel. The powered circuitry can further include drive circuitry configured to output a drive voltage at the electrode and/or sense circuitry configured to sense a voltage received at the electrode. | 04-16-2015 |
| 20160132184 | SYSTEMS AND METHODS FOR REDUCING EFFECTS OF INTERFERENCE IN INPUT DEVICES - The embodiments described herein provide devices and methods that facilitate improved input device performance. Specifically, the devices and methods provide improved resistance to the effect of interference on input devices, and in particular, to the effect of unison noise on proximity sensors that use capacitive techniques to generate images of sensor values. The devices and methods provide improved resistance to the effects of interface by using images of sensor values and one or more profiles of sensor values. An image of sensor values is combined with one or more profiles of sensor values to produce a modified image of sensor values, the modified image having reduced errors due to noise. This reduction in errors due to noise can improve the accuracy and performance of the input device. | 05-12-2016 |
| 20160132183 | LAYERED BODY FOR TOUCH PANEL, AND TOUCH PANEL - The invention provides a layered body for a touch panel in which metal migration is suppressed and changes in the electrical resistance of a fine metal wire are suppressed, and a touch panel. The layered body for a touch panel of the invention is a layered body for a touch panel including a substrate, fine metal wires which are disposed on the substrate, and an adhesive layer which is disposed on the fine metal wires, in which the amount of the metal contained per unit area in the fine metal wire is in a range of 0.01 g/m | 05-12-2016 |
| 20160132180 | Capacitive Touch Circuit and Touch Sensor and Capacitive Touch System Using The Same - A capacitive touch system including a capacitive touch sensor and a controller is provided. The sensor includes a first and a second substrate, a first and a second electrode arrangement, and a floating electrode arrangement. The first electrode arrangement and the floating electrode arrangement are disposed on different parts of the first substrate. The first and the second electrode arrangements are used to produce an electric field. A change in the characteristic of the electric field occurs when the touch sensor is touched. The floating electrode arrangement has multiple insulation slits for the electric field to pass through. The first and the floating electrode arrangements are electrically insulated through the slits, and multiple floating electrode units in the floating electrode arrangement are also electrically insulated from one another through the slits. The controller outputs a control signal based on the change in the characteristic of the electric field. | 05-12-2016 |
| 20160132177 | Display Apparatus Capable of Image Scanning and Driving Method Thereof - According to an embodiment, the present invention provides a display apparatus capable of image scanning and a driving method thereof. | 05-12-2016 |
| 20160132176 | Display Apparatus Capable of Image Scanning and Driving Method Thereof - According to an embodiment, a display apparatus capable of image scanning and a driving method thereof is provided. | 05-12-2016 |
| 20160132171 | PIXEL CIRCUIT, ORGANIC ELECTROLUMINESCENT DISPLAY PANEL AND DISPLAY APPARATUS - The present disclosure provides a pixel circuit, an organic electroluminescence display panel and a display apparatus. The pixel circuit initializes a first node during an initialization period of a touch control phase and a display phase; adjusts a voltage at the first node during a touch sensing period of the touch control phase; causes a driver module to output a touch control signal under the control of the voltage at the first node during a touch reading period of the touch control phase, so as to achieve a touch control function; writes data into the first node during a compensating period and a data writing period of the display phase; and causes the driver module to drive a light emitting device in a light emitting module to emit light during a light emitting period of the display phase, so as to allow the light emitting device to achieve its light emitting function normally. Compared with the conventional pixel circuit, the pixel circuit according to the embodiment of the present disclosure has integrated touch control and display functions. In this way, the manufacture cost can be saved when compared with the separated provided display driver circuit and touch control circuit, so as to simplify the circuit structure and to reduce the thickness of the display panel. | 05-12-2016 |
| 20140176482 | CAPACITIVE TOUCH SENSING SYSTEM WITH INTERFERENCE REJECTION - An interference tolerant capacitive touch sensor readout circuit having improved power and area efficiency is disclosed. Interference rejection for the capacitive touch sensing system is realized by transferring charge between a capacitive touch sensor and the readout circuit at frequencies outside bands where a level of interference is unacceptable. Improved power and area efficient come from the simplicity of the readout circuit which comprises a switched-capacitor integrator, a comparator, a digital accumulator and number of switches for driving a touch sensor and a capacitive feedback loop. The readout circuit is capable of interfacing with both self and mutual capacitance sensor to achieve compatibility with a larger collection of sensors and provides additional sensing and diagnostic functionalities. | 06-26-2014 |
| 20120249469 | Display with touch control function - The present invention provides a display with touch control function. The display includes a touch panel module, a display module and a FPC board. The touch panel module includes a touch panel controller and a touch panel. The display module includes a display driver and a display panel. The touch panel is joined with the display panel. The FPC board couples with the display panel. The touch panel controller and the display driver are disposed on the FPC board. | 10-04-2012 |
| 20110025643 | SENSOR ELEMENT DEVICE - A sensor element device for a capacitive proximity switch of an operating device, where the sensor element device has an upper side for contacting the underside of an operating panel of the operating device and a block-like illuminated display with a lighting direction towards the underside of the operating panel. The sensor element device is electrically conductive on its side or an upper side facing the operating panel, thereby forming a sensor element. The illuminated display is mounted on a component carrier by a voluminous, spatial-shape-variable, elastic and electrically conductive material, where this material layer provides the required variable distance and electrical connection from the upper side to the underside as electrical contacts. | 02-03-2011 |
| 20160085368 | CAPACITIVE CONTROLLER - The present invention provides a capacitive controller for detecting at least one detecting plate and at least one reference plate surrounding each detecting plate. All of the reference plates are electrically coupled to the same first wire, and each reference plate is electrically coupled to a second wire. When an electrical signal is provided to the first wire and each second wire, one or more detecting plates touched or approached can be detected simultaneously based on the signal difference between each second wire and the first wire. | 03-24-2016 |
| 20110012864 | RESISTIVE TOUCH PANEL AND METHOD FOR DETECTING TOUCH POINT TYPE - A resistive touch panel and a method for detecting the touch point type are disclosed. The resistive touch panel has multiple detecting areas. The method includes the following steps: obtaining the positions of multiple touch points when a touch operation is generated on the touch panel; determining whether the touch points can be combined to be a combined touch point when the touch points are located at adjacent areas; and determining whether the combined touch point is a first-type touch point or a second-type touch point when the touch points can be combined to be the combined touch point. | 01-20-2011 |
| 20110012863 | SIGNAL PROCESSING CIRCUIT FOR ELECTROSTATIC CAPACITY TYPE TOUCH SENSOR - There is offered a signal processing circuit for an electrostatic capacity type touch sensor capable of detecting a larger number of locations with a smaller number of touch pads as well as improving noise immunity. A selection circuit selects either a signal from a combination of the first and second kinds of touch pads outputted through the first and second output terminals CO | 01-20-2011 |
| 20160085337 | TOUCH PANEL AND DISPLAY DEVICE WITH TOUCH PANEL - A touch panel includes: a sensor unit that includes a plurality of drive electrodes and a plurality of sensor electrodes that intersect one another defining a sensing area, the sensing area being divided into a plurality of preset regions; a measurement unit that measures electrostatic capacitance of intersection capacitance at each intersection of the drive electrodes and the sensor electrodes by charging the intersection capacitance for a charging period that is prescribed by a control signal provided to the measurement unit; a region determination unit that determines to which one of the preset regions in the sensing area the intersection capacitances respectively belong; and a signal generation unit that generates the control signal such that a length of the prescribed charging period varies in accordance with a determination result of the region determination unit. | 03-24-2016 |
| 20110057904 | Sensor Device and Information Processing Device - A sensor device is provided which includes a pressure-sensitive sensor which changes shape in response to pressing of an operation tool and which detects change in capacitance due to the change in shape, and a barrier which covers at least a part of the pressure-sensitive sensor and which prevents change in capacitance of the pressure-sensitive sensor due to capacitive coupling that occurs with approach between the pressure-sensitive sensor and the operation tool. | 03-10-2011 |
| 20110057902 | TOUCH SENSOR AND LIQUID CRYSTAL DISPLAY HAVING THE SAME - A liquid crystal display panel includes a touch sensor and the touch sensor includes a plurality of x-axis read-out lines, a plurality of y-axis read-out lines crossing the x-axis read-out lines, a plurality of sensor units provided in a plurality of regions defined by the x-axis read-out lines and the y-axis read-out lines. Each sensor unit comprises a reset unit that outputs a sampling voltage based on a reset voltage, a capacitance detector that generates a modified sampling voltage from the sampling voltage based on a variation of a cell gap of the display panel caused by a touch of the display panel, a first output unit that changes an electric potential of a corresponding x-axis read-out line in response to the modified sampling voltage and a second output unit that changes an electric potential of a corresponding y-axis read-out line in response to the modified sampling voltage. | 03-10-2011 |
| 20110227872 | Touchpad with Capacitive Force Sensing - Described herein are techniques related to a touchpad with capacitive force sensing. The described techniques may determine the point or region of a user-engagement surface contacted by a user. In addition, the described techniques may also determine a force of the user's finger press on the user-engagement surface using one or more capacitance force-sensors. Furthermore, the described techniques may offer active tactile feedback (i.e., haptics) to the user's finger touching the user-engagement surface. This Abstract is submitted with the understanding that it will not be used to interpret or limit the scope or meaning of the claims. | 09-22-2011 |
| 20110227871 | Electronic Device and the Input and Output of Data - The present invention relates to an electronic device, and in particular, to the input and output of data from the electronic device. The present invention also relates to an object that is identifiable by an electronic device having a touch screen. The object includes contact members that can engage or be positioned proximate to the touch screen. The contact members create contact points that are sensed or detected by the touch screen. The object is at least partly conductive and includes at least a first contact member and a second contact member spaced from the first contact member. The first and second contact members define the pattern of contact points. An output is generated and displayed by the touch screen when the object engages or is proximate to the touch screen and is identified. | 09-22-2011 |
| 20110227870 | TOUCH SCREEN SYSTEM AND METHOD FOR OBTAINING COORDINATE THEREOF - A method for obtaining a coordinate of a touch screen system, the method includes generating an interrupt according to a change in a resistance value between an upper resistance layer and a lower resistance layer of a touch screen panel, obtaining coordinate information of a point corresponding to the changed resistance value between the upper and lower resistance layers, the coordinate information being obtained in response to the interrupt, determining the changed resistance value by using the obtained coordinate information, and determining validity of the obtained coordinate information according to the determined changed resistance value. | 09-22-2011 |
| 20110227869 | BISTABLE DISPLAY DEVICE - A bistable display device comprises a substrate, a display film, a display circuit, an electromagnetic sensing layer, a shielding layer and a protection layer. The substrate has an upper surface and a lower surface. The display film is disposed on the upper surface of the substrate. The display circuit is formed on the upper surface of the substrate. The electromagnetic sensing layer is formed on the lower surface of the substrate. The shielding layer is disposed under the electromagnetic sensing layer. The protecting layer is disposed under the shielding layer. | 09-22-2011 |
| 20110227868 | PROXIMITY-SENSING PANEL - A proximity-sensing panel includes a substrate panel, one or more proximity-sensing unit and one or more sensing circuit. The proximity-sensing unit is formed on the substrate panel. The proximity-sensing unit senses motions of an object to generate a proximity-sensing signal accordingly. The sensing circuit receives the proximity-sensing signal and generates a control signal to initiate a proximity touch control. | 09-22-2011 |
| 20110227867 | TOUCH PANEL AND ELECTRO-OPTICAL APPARATUS WITH INPUTTING FUNCTION - Disclosed herein is a touch panel, including: a sensor substrate for input position detection secured to a metal framework disposed on the opposite side to an inputting operation face side thereof with an adhering member interposed therebetween; a light transmitting conductive film formed on the face of the sensor substrate on the opposite side to the inputting operation face so as to extend to edges of the sensor substrate, a potential different from a potential of the metal framework being applied to the light transmitting conductive film; and a water-repellent coating layer for continuously covering from side end faces of the sensor substrate to the metal framework. | 09-22-2011 |
| 20110227866 | SENSOR APPARATUS AND DISPLAY APPARATUS - A sensor apparatus includes a first member, a second member, and a detection mechanism. The second member is relatively movable in a first direction with respect to the first member. The detection mechanism includes an elastic member arranged between the first member and the second member, a support that is provided between the first member and the elastic member and forms an air layer between the first member and the elastic member, the air layer having a thickness changed by an elastic deformation of the elastic member, and an electrode pair that forms a plurality of capacitances including a capacitance component changed in accordance with a change of the thickness of the air layer. The detection mechanism outputs a detection signal on a movement amount of the second member in the first direction based on a change of a combined capacitance of the electrode pair. | 09-22-2011 |
| 20110227865 | APPARATUS AND METHOD FOR DRIVING TOUCH PANEL - Disclosed herein is an apparatus and method for driving a touch panel, which the touch panel is insensitive to noise while increasing sensitivity rather than that of an output voltage generated by a change in capacitance. An apparatus for driving a touch panel includes a sampling unit for receiving a voltage generated by a change in the capacitance of the touch panel as an input, comparing the inputted voltage with a previously stored value, storing the voltage in a minimum value storage unit or a maximum value storage unit based on a comparison result, and performing a weighted average operation on the stored voltage with a value stored in an average storage unit to which a weight is applied; a multiplexer for receiving averages stored in the average storage unit and sequentially outputting the averages; a maximum/minimum subtracter for receiving minimum and maximum averages inputted from the multiplexer, applying a first gain to the minimum and maximum averages so as to amplify them, and applying a second gain to a difference between the amplified minimum and maximum averages; an analog to digital converter (ADC) for receiving an output inputted from the maximum/minimum subtracter and converting the output into a digital value; and a control unit for receiving an output inputted from the ADC, recognizing a touch of the touch panel, and controlling a gain of the maximum/minimum subtracter. | 09-22-2011 |
| 20110227864 | APPARATUS FOR DRIVING TOUCH PANEL - Disclosed herein is an apparatus for driving a touch panel, which calibrates a drift of an output voltage, generated by a change of an external environment or touch panel, thereby having excellent noise characteristics, high touch sensitivity. The apparatus includes a touch panel having a plurality of pixels. Each of the pixels is connected to a first capacitor in which their electric charges are stored. A differential amplifier receives and amplifies the amount of electric charges generated by a change in the capacitance of the first capacitor of the touch panel, inputted through two input terminals and outputs the amplified voltage to two output terminals. An analog to digital converter (ADC) receives an output of the differential amplifier as an input and converts the output into a digital value. A reference voltage calibrator outputs positive and negative voltages to the differential amplifier and calibrates a reference voltage. An error calibrator outputs positive and negative voltages to the differential amplifier and calibrates two outputs of the differential amplifier within a voltage input range of the ADC. A controller feeds back the two outputs of the differential amplifier, which are beyond the voltage input range of the ADC, to the error calibrator. | 09-22-2011 |
| 20110227863 | TOUCH PANEL AND DIFFERENTIAL DETECTION METHOD FOR SAME - A touch panel and a differential detection method thereof are disclosed. A controller provides a driving signal to the i-th scan electrode. During providing the driving signal to the i-th scan electrode, the controller senses the feature difference value between two neighbouring sensing electrodes within the plural sensing electrodes, and senses the feature difference value ΔCi between the k-th sensing electrode within the sensing electrodes and a reference feature value, in which the feature difference values between the j-th sensing electrode and the (j+1)-th sensing electrode is represented by ΔC(i,j). The controller set the feature value of a base sensing point within a plurality of sensing points of the touch panel as a base feature value, and use the base feature value, the feature difference values ΔCi and the feature difference values ΔC(i,j) to calculate the feature values of the sensing points. | 09-22-2011 |
| 20110227862 | TOUCH PANEL AND ELECTRONIC DEVICE INCLUDING THE SAME - A touch panel and an electronic device including the same are provided. The touch panel includes a touch panel body including a first substrate and a second substrate that is spaced apart from the first substrate, driving electrodes that are arranged on the first substrate and the second substrate, and electro-rheological fluid that fills a gap between the first substrate and the second substrate; a driver that applies a driving voltage to all or a portion of the driving electrodes; and a sensor that applies a sensing signal sequentially to the driving electrodes and senses a variation in capacitance between the driving electrodes due to a variation of the gap between the first substrate and the second substrate in response to the sensing signal. | 09-22-2011 |
| 20110227861 | RESISTIVE TOUCH SCREEN - Disclosed herein is a resistive touch screen, including: a transparent film | 09-22-2011 |
| 20110227860 | RESISTIVE TOUCH SCREEN - Disclosed herein is a resistive touch screen, including: a large-area touch screen formed by connecting two or more single touch screens, each including a first substrate and a second substrate which are respectively coated with transparent electrodes on one side thereof and face each other, on the same level; a plurality of first dot spacers formed on first connection parts at which the first substrates are connected with each other and supporting second connection parts at which the second substrates are connected with each other; and a plurality of second dot spacers formed on respective one sides of the first substrates excluding the first connection parts and having a lower height than the plurality of first dot spacers. The resistive touch screen is advantageous in that a large-area touch panel can be realized by connecting single touch panels on the same level. | 09-22-2011 |
| 20110012860 | METHOD AND DEVICE FOR DETECTING TERMINAL CONNECTION OF 4-TERMINAL OR 5-TERMINAL RESISTIVE TOUCH PANEL - A device and method for detecting connections of a 4- or 5-terminal resistive touch panel are disclosed. The device includes five terminals and a detecting unit. When the five terminals are connected to the touch panel, the detecting unit provides a high potential and a low potential to first and last of the five terminals, respectively, thereby determining whether the touch panel is a 4- or 5-terminal resistive touch panel by determining if there is a closed circuit between the two terminals. | 01-20-2011 |
| 20110227859 | CAPACITIVE TOUCH PANEL - A capacitive touch panel has two basal plates, an adhesive ring and a dot spacer. Each of the two basal plates has a working surface and an outer rim. One basal plate further has a conductive area, a peripheral area and a metal wiring area. The peripheral area is defined between the outer rim and the conductive area. The adhesive ring is made with a reusable adhesive agent and clamped between the peripheral areas of the basal plates without contacting the conductive area. The dot spacer is clamped between the basal plates and positioned within the conductive area. The adhesive ring, being a reusable adhesive agent, does not stick fast to the conductive area and thus allows a manufacturer to accurately align the basal plates during manufacture and thus to raise yield rate. | 09-22-2011 |
| 20110012859 | RESISTANCE TYPE TOUCH PANEL - A resistance type touch panel includes a first substrate, a second substrate and a detection module. The first substrate further includes a touch module at a bottom surface thereof facing the second substrate, in which the touch module has a plurality of conductive blocks having individual signal lines. The second substrate includes a bias-layer module at an upper surface thereof opposing to the touch module by a predetermined spacing. The bias-layer module further includes at least four bias points accounted for at least two voltage biases along two directions. The detection module is electrically coupled with the signal lines of the touch module for realizing all the voltage changes among the conductive blocks. | 01-20-2011 |
| 20120223913 | TOUCH SCREEN PANEL DISPLAY - A touch screen panel display device is provided. The touch screen panel display device includes a Y-touch sensor bonding pattern having a bonding portion bonded to a touch screen Flexible Printed Circuit Board (FPCB), an X-touch sensor bonding pattern positioned toward the touch screen FPCB further than the bonding portion of the Y-touch sensor bonding pattern and having a bonding portion bonded to the touch screen FPCB, and a touch screen FPCB having an X-contact point portion contacting the bonding portion of the X-touch sensor bonding pattern and a Y-contact point portion contacting the bonding portion of the Y-touch sensor bonding pattern. Thereby, an Anisotropic Conducting Film (ACF) swelling failure occurring as a heat is again applied to a location at which bonding is already complete can be prevented. | 09-06-2012 |
| 20160034062 | FLEXIBLE TRANSPARENT CONDUCTIVE COATING AND METHOD OF MAKING THEREOF - A flexible conductive coating including: a first plurality of conductive traces extending in a first direction and a second plurality of conductive traces, each of the conductive traces including metal nanoparticles and ones of the second plurality of conductive traces being electrically coupled to ones of the first plurality of conductive traces, wherein each of the first plurality of conductive traces includes two substantially parallel long sides and two rounded short sides connecting the two long sides, and wherein more of the metal nanoparticles are at an outer edge of each of the conductive traces than are at an inner region bounded by the sides of each of the conductive traces. | 02-04-2016 |
| 20160034065 | CONTROLLING FORMS OF INPUT OF A COMPUTING DEVICE - Examples disclosed herein control computing device input. One example includes activating a touchscreen of a computing device and enabling a capacitive touch control of the computing device for user selection as a device input to initiate a device action. The example further includes disabling the capacitive touch control based on a pen event with the touchscreen, wherein the pen event is triggered when a digital pen is to be placed within a predefined distance from the touchscreen. | 02-04-2016 |
| 20160034071 | CAPACITIVE TYPE TOUCH PANEL - A capacitive touch panel is disclosed herein. The capacitive touch panel includes a plurality of bottom electrodes formed in a first direction and a plurality of top electrodes formed in a second direction perpendicular to the first direction. Each of the bottom electrodes includes a plurality of first protruding electrodes formed on the first side of the second direction with respect to an imaginary centerline, and formed in an alternately protruding and recessed form along the imaginary centerline, and a plurality of second protruding electrodes formed on a second side of the second direction with respect to the imaginary centerline, formed in an alternately protruding and recessed form along the imaginary centerline, and formed at locations interleaved with respect to those of the first protruding electrodes. | 02-04-2016 |
| 20160034078 | TOUCH DEVICE - Disclosed is a touch device. The touch device includes a case; a cover substrate on the case; and an electrode member received in the case, wherein the electrode member has a cross-sectional area larger than that of the cover substrate. | 02-04-2016 |
| 20160034099 | DATA PROCESSING IN RELATION TO A MULTI-TOUCH SENSING APPARATUS - A device obtains a signal representative of objects on a touch surface of a multi-touch sensing apparatus and executes a method for extracting touch data from the signal. The method operates in a sequence of detection frames. Each detection frame comprises the steps of: obtaining ( | 02-04-2016 |
| 20130038567 | INPUT DEVICE WITH MULTIPLE LAYERS OF LUMINOUS PATTERNS - An input device with multiple layers of luminous patterns is provided. The input device includes an input interface, a first light-emitting element, a first light-guiding plate, a second light-emitting element, and a second light-guiding plate. The first light-guiding plate has a plurality of first luminous patterns. The second light-guiding plate is located under the first light-guiding plate, and has a plurality of second luminous patterns. The first luminous patterns and the second luminous patterns are composed of light-guiding microstructures. The number of the light-guiding microstructures of the first luminous patterns is smaller than the number of the light-guiding microstructures of the second luminous patterns. | 02-14-2013 |
| 20110032209 | DISPLAY APPARATUS - A display apparatus having an improved optical efficiency and a touch panel function, the display apparatus including a substrate; a display unit formed on the substrate and including a plurality of pixels; an encapsulation substrate disposed facing the display unit to encapsulate the display unit; an electrostatic capacitive pattern layer formed on the encapsulation substrate; and a black matrix layer formed between the substrate and the encapsulation substrate, and disposed to surround the plurality of pixels, wherein the plurality of pixels are disposed to correspond to the electrostatic capacitive pattern layer. | 02-10-2011 |
| 20130063389 | USING PRESSURE DIFFERENCES WITH A TOUCH-SENSITIVE DISPLAY SCREEN - Disclosed is a user interface that responds to differences in pressure detected by a touch-sensitive screen. The user selects one type of user-interface action by “lightly” touching the screen and selects another type of action by exerting more pressure. Embodiments can respond to single touches, to gestural touches that extend across the face of the touch-sensitive screen, and to touches in which the user-exerted pressure varies during the course of the touch. Some embodiments respond to how quickly the user changes the amount of pressure applied. In some embodiments, the location and pressure of the user's input are compared against a stored gesture profile. Action is taken only if the input matches “closely enough” to the stored gesture profile. In some embodiments, a notification is sent to the user when the pressure exceeds a threshold between a light and a heavy press. | 03-14-2013 |
| 20150042597 | TOUCH DISPLAY DEVICE AND METHOD FOR SENSING CAPACITANCE THEREOF - A touch display device and a method for sensing capacitance thereof are provided. The touch display device includes a display panel having a plurality of liquid crystal pixels, a source driver, a touch panel having a plurality of touch areas, a touch sensing circuit and a crosstalk compensation unit. The source driver writes a plurality of pixel voltages into the liquid crystal pixels according to a plurality of display data. The touch panel is disposed and overlapped with the display panel. The touch sensing circuit senses a capacitance variation amount corresponding to each of the touch areas. The crosstalk compensation unit is coupled to the touch sensing circuit to receive the capacitance variation amount corresponding to each of the touch areas and corrects the capacitance variation amounts according to a plurality of capacitance crosstalk values corresponding to the liquid crystal pixels so as to provide a plurality sensing signals. | 02-12-2015 |
| 20110012861 | METHOD AND DEVICE FOR DETECTING TERMINAL CONNECTION OF 4-TERMINAL OR 5-TERMINAL RESISTIVE TOUCH PANEL - A device and method for detecting connections of a 4- or 5-terminal resistive touch panel are disclosed. The device includes five terminals and a detecting unit. When the five terminals are connected to the touch panel, the detecting unit provides a high potential and a low potential to first and last of the five terminals, respectively, thereby determining whether the touch panel is a 4- or 5-terminal resistive touch panel by determining if there is a closed circuit between the two terminals. | 01-20-2011 |
| 20120218222 | CANCELLING TOUCH PANEL OFFSET OF A TOUCH PANEL SENSOR - A touch panel sensor system for increasing the dynamic range of the system is disclosed. The touch panel sensor system comprises a sensor driver module for driving one or more sensors of a touchscreen and an offset cancellation driver module for driving an offset cancellation module. The signals generated by the sensors and the offset cancellation module are coupled to a measuring module at a node (N | 08-30-2012 |
| 20110037724 | SYNCHRONOUS TIMED ORTHOGONAL MEASUREMENT PATTERN FOR MULTI-TOUCH SENSING ON A TOUCHPAD - A method for detecting multiple objects on a touchpad having a grid of orthogonal electrodes, wherein all drive electrodes are simultaneously stimulated, and then frequency or electrode coding is used to separate each electrode junction and produce a capacitance image of the touchpad surface in a single measurement sequence. | 02-17-2011 |
| 20110037725 | CONTROL SYSTEMS EMPLOYING NOVEL PHYSICAL CONTROLS AND TOUCH SCREENS - Disclosed are methods and apparatus, which enable the reconfigurable control of vehicles, homes, computers and other applications. Physical controls and virtual displayed controls on single and multipoint touch screens are used, separately or in combination to enable higher visibility and understanding of control information and easier operation of controls, particularly useful in stressful situations. Some embodiments use optical sensors and rear projection of displayed embodiments, and are advantageous where curved screens are desired such as in a car. | 02-17-2011 |
| 20100253648 | TOUCH SENSOR WITH MODULAR SENSING COMPONENTS - A bending wave-type touch sensor for resolving contacts to a substrate, the touch sensor comprised of a plurality of sensor boards coupled to the substrate. | 10-07-2010 |
| 20150145825 | METHOD FOR CONTROLLING TOUCH PANEL - A method for controlling a touch panel is disclosed. A first driving signal is applied to the driving electrodes to obtain a number of first electrical signals corresponding to a number of conductive stripes of touch panel. The first electrical signals are converted into a number of first digital signals by digital analog conversion with a first factor. A second driving signal is applied to a number of driving electrodes to obtain a number of second electrical signals corresponding to a number of button electrodes of the touch panel. The second electrical signals are converted into a number of second digital signals by digital analog conversion with a second factor. The second factor is smaller than the first factor. | 05-28-2015 |
| 20150145813 | TOUCH PANEL - A touch panel of the present invention is provided with a transparent substrate, sensor electrodes, terminals, conductive wires, and auxiliary wires. The sensor electrodes are made with transparent conductive members arranged and formed in a detection region on the substrate. The terminals are formed in a wiring region on the substrate and correspond to the respective sensor electrodes. The conductive wires are formed in the wiring region on the substrate, and electrically connect any of the sensor electrodes and the terminal corresponding to the sensor electrode. The auxiliary wires are formed in the wiring region on the substrate, and electrically connect any of the sensor electrodes and the terminal corresponding to the sensor electrode. The conductive wires are of a material having electrical resistivity lower than that of the auxiliary wires, and the auxiliary wires are of a material less prone to corrosion than that of the conductive wires. | 05-28-2015 |
| 20150145804 | TOUCH APPARATUS - A touch apparatus includes at least one optically-clear adhesive (OCA) layer, a first electrode layer and a second electrode layer. The second electrode layer bonds with one of the at least one OCA layer, which acts both as a substrate and an adhesive. | 05-28-2015 |
| 20140347315 | TOUCH CONTROL METHOD OF CAPACITIVE SCREEN AND DEVICE RELATED THERETO - A touch control method and a device related thereto are provided. The capacitance touch device includes: a capacitive sensor; a capacitance detection circuit connected to the capacitive sensor and adapted to output a first signal in response of a change of the capacitance of the capacitive sensor in the case of a touch on the capacitance touch device; at least one pressure sensor adapted to sense a pressure produced by the touch on the capacitance touch device; a pressure detection circuit connected to the pressure sensor and adapted to output a second signal based on a sensing result of the pressure sensor; a data processing device connected to the capacitance detection circuit and the pressure detection circuit, and adapted to determine touch control information with pressure information based on the first signal and the second signal. | 11-27-2014 |
| 20140347316 | TOUCH DEVICE AND MEASURING VOLTAGE DYNAMIC ADJUSTMENT METHOD THEREOF - A touch device and a measuring voltage dynamic adjustment method thereof are provided. The touch device comprises a touch panel, a touch sensing circuit and a processing unit. The touch sensing circuit electrically connected to the touch panel is configured to provide a first measuring voltage to the touch panel and sense capacitance variation of the touch panel to generate a plurality of sensing signals. The processing unit electrically connected to the touch sensing circuit is configured to receive the sensing signals, determine whether a touch is caused by a stylus according to the sensing signals and if yes, enable the touch sensing circuit to provide a second measuring voltage to the touch panel. The second measuring voltage is larger than the first measuring voltage. | 11-27-2014 |
| 20130113753 | METHOD AND APPARATUS FOR IMPROVING TOUCH SENSITIVITY OF TOUCH SCREEN PANEL - A method and an apparatus for improving touch sensitivity of a capacitive type touch screen panel are provided. In the method, the apparatus sequentially drives a plurality of transmitting channels of the touch screen panel using a predetermined scan frequency. The apparatus determines a sequential touch count by simultaneously scanning a plurality of receiving channels of the touch screen panel wherein the sequential touch count is the number of sequentially touched receiving channels. Also, the apparatus specifies a scan unit to be used for dividing the plurality of receiving channels into groups on the basis of the sequential touch count and for sequentially scanning the groups of the receiving channels. The apparatus determines a touch coordinate by sequentially scanning the plurality of receiving channels using the specified scan unit. | 05-09-2013 |
| 20160026216 | CAPACITIVE SENSORS FOR GRIP SENSING AND FINGER TRACKING - Mobile devices are increasing aware of the environment surrounding the mobile devices. In many applications, it is useful for the mobile device to be able to sense different types of hand grips and/or where fingers are positioned with respect to the mobile device. The present disclosure describes a capacitive sensing apparatus particularly suitable for sensing hand grips and/or finger tracking along edges of a mobile device. The capacitive sensing apparatus comprises strips arranged along two lines, and the respective lengths and spacing are designed to allow optimal response behavior for sensing hand grips and/or tracking fingers. | 01-28-2016 |
| 20160026287 | TOUCH DEVICE AND MANUFACTURING METHOD THEREOF - A touch device and a manufacturing method thereof. The touch device comprises: a pixel unit, the pixel unit being provided therein with an electrochromic layer, a pixel electrode and a thin film transistor acting as a switch for the pixel electrode, the pixel electrode being connected with the electrochromic layer; and a touch unit comprising a touch driving electrode and a touch sensing electrode disposed crossing each other and insulated from each other, for acquiring a touch position; the thin film transistor is configured to control the pixel electrode to operate according to the acquired touch position to apply a driving signal to the electrochromic layer connected with the pixel electrode. | 01-28-2016 |
| 20160026285 | Display Substrate and Manufacturing Method Thereof, Touch Panel, and Display Device - The present invention provides a display substrate and a manufacturing method thereof, a touch panel comprising the display substrate, and a display device. The display substrate comprises: a first substrate; a thin film transistor, a first electrode and a second electrode formed on one side of the first substrate; and a black matrix and a color filter layer formed on the other side of the first substrate, wherein at least one of the black matrix and the color filter layer is made of conductive material, a display electric field is formed between the first electrode and the second electrode, and a touch-control electric field is formed between the first electrode and the black matrix and/or the color filter layer. The solution of the invention can improve accuracy of determination of location where touch occurs and display quality, and reduce thickness of the display substrate. | 01-28-2016 |
| 20160026294 | TOUCH PANEL AND METHOD FOR ARRANGING ELECTRODE THEREOF - A touch panel and a method of arranging electrodes thereof are provided. The touch panel includes a plurality of touch patterns. The touch patterns are arranged in an array and respectively include a first transmitter electrode, a second transmitter electrode, and a plurality of receiver electrodes. The second transmitter electrode is parallel to the first transmitter electrode. The receiver electrodes are disposed between the first transmitter electrode and the second transmitter electrode and are respectively adjacent to the first transmitter electrode and the second transmitter electrode. The first transmitter electrode, the second transmitter electrode, and the receiver electrodes do not overlap each other. The first transmitter electrodes of the touch patterns are not connected with each other. The second transmitter electrodes of the touch patterns are not connected with each other. | 01-28-2016 |
| 20160026295 | GENERATING A BASELINE COMPENSATION SIGNAL BASED ON A CAPACITIVE CIRCUIT - A capacitance-sensing circuit may include a plurality of channel inputs associated with measuring a capacitance of a unit cell of a capacitive sense array. The capacitance-sensing circuit may also include a baseliner component that is coupled to the plurality of channel inputs. The baseliner component may generate a baseline compensation signal using a capacitive circuit and may provide the baseline compensation signal to each of the plurality of channel inputs of the capacitive sense array. | 01-28-2016 |
| 20160026305 | SHADELESS TOUCH HAND-HELD ELECTRONIC DEVICE AND TOUCH-SENSING COVER THEREOF - A shadeless touch hand-held electronic device and a touch-sensing cover thereof are disclosed. The shadeless touch hand-held electronic device comprises a panel and a control unit. The touch-sensing cover comprises a cover and a touch-sensing structure. The cover comprises a cover body and a sidewall extended from at least a part of an edge of the cover body. At least a part of the touch-sensing structure is disposed on the cover body. The cover is disposed on the side of the shadeless touch hand-held electronic device opposite the panel, and the touch-sensing structure is electrically connected with the control unit, so that a user operates the shadeless touch hand-held electronic device by the touch-sensing cover. | 01-28-2016 |
| 20160026298 | ELECTRODES FOR A TOUCH SENSOR, TOUCH PANEL AND DISPLAY UNIT - An electrode for a touch sensor, including strip electrodes arranged in an arrangement direction with a space therebetween, wherein each of the strip electrodes is made of a group of electrode wires spaced from one another and formed such that a total area of the electrode wires in each of the strip electrodes is the same, the strip electrodes include an end strip electrode and a non-end strip electrode, the end strip electrode being located in at least one end portion in the arrangement direction, and the strip electrodes are formed such that the end strip electrode has an area ratio different from an area ratio of the non-end strip electrode, where the area ratio of each of the strip electrodes is defined as a ratio of the total area of the electrode wires in each of the strip electrodes to an area of each of the strip electrodes. | 01-28-2016 |
| 20160026304 | Hand-Held Electronic Device and Touch-Sensing Cover Thereof - A hand-held electronic device and touch-sensing cover thereof are disclosed. The hand-held electronic device comprises a panel and a touch-sensing cover. The touch-sensing cover is disposed opposite the panel and comprises a cover and a touch-sensing structure. The cover comprises a cover body. The touch-sensing structure is disposed on the cover body and comprises a plurality of first sensing lines, a plurality of second sensing lines and a medium layer. The first sensing lines are disposed along a first direction. The second sensing lines are disposed along a second direction and between the panel and the first sensing lines. The medium layer is disposed between the first sensing lines and the second sensing lines. A density of the crossing between the first sensing lines and the second sensing lines on an upper portion of the cover is larger than that on a lower portion of the cover. | 01-28-2016 |
| 20160026302 | TOUCH PANEL, DRIVING METHOD THEREOF AND ELECTRONIC DEVICE - The present invention discloses a touch panel, a driving method thereof and an electronic device. The touch panel includes an active area and an inactive area, a touch electrode and an electromagnetic functional line. The touch electrode is located in the active area, the electromagnetic functional line is electrically connected to the touch electrode to form an electromagnetic communication line, the electromagnetic communication line comprises a first terminal and a second terminal each configured to be coupled to an electrical signal to implement touch sensing function and electromagnetic communication function by controlling the electrical signal. At least the above two functions may both be advantageously implemented by the touch panel, and original lines in the touch panel are reused (multiplexed) to reduce additional lines, thereby improving the lightweight and slim features of the product and reducing the product costs. | 01-28-2016 |
| 20160026300 | ELECTRONIC DEVICE AND METHOD FOR CONTROLLING THE ELECTRONIC DEVICE - A sensor-integrated display panel including an operation surface for performing an input operation and an image display surface which are formed integrally with a sensor as one piece. A data transfer device supplies the sensor-integrated display panel with a drive signal for driving the sensor and outputs sensing data corresponding to a potential of a sensor signal output from the sensor. A contact electrode is provided in a frame formed around the sensor-integrated display panel to vary the potential of the sensor signal when a conductor touches or does not touch to the frame. An application executing device receives and analyzes the sensing data and generates a signal to select an operating function in accordance with an analysis result. | 01-28-2016 |
| 20160026313 | ROUTING FOR AN INTEGRATED DISPLAY AND INPUT SENSING DEVICE - Display devices with improved routing between connectors and source drivers disposed on a substrate such as glass. Various features improve different characteristics of the routings between the connectors and source drivers. For example, a t-shaped connector is provided to ensure voltage provided to the source drivers is approximately equal. Routings may be tapered (i.e., altered in width) to reduce the amount of area consumption in locations where doing so is desirable but to decrease resistance in areas having more space. Routings may also include stacked power supply and ground traces to provide benefits such as improved decoupling capacitance. Other features are provided. | 01-28-2016 |
| 20160026312 | DISPLAY DEVICE HAVING A TOUCH PANEL WITH AUXILIARY LINES SUPPLYING SUPPLEMENTAL AUXILIARY DRIVE SIGNALS - A touch display device comprises a controller to generate a touch sync signal for controlling timing of a touch sensing period and a display period. A touch panel has a plurality of touch electrodes in a display area of the touch display device. The touch panel generates touch sensing signals indicating whether or not a touch occurs during the touch sensing period. A gate driver supplies gate pulses to gate lines of the touch panel during the display period and supplies a gate line auxiliary drive signal from the first transfer line onto the gate lines during the touch sensing period that mimics the touch drive signal. One or more auxiliary lines supply a supplemental auxiliary drive signal during the touch sensing period that mimics the touch drive signal. | 01-28-2016 |
| 20160026309 | CONTROLLER - In a shadeless touch hand-held electronic device, a touch-sensing cover is disposed on one side of the band-held electronic device opposite a panel, the touch-sensing cover comprises a cover and a touch-sensing structure having detection points, a controller is connected to the touch-sensing structure, a memory stores an initiative determination condition, and a processor is connected to the controller by signaling. In the controller, a driving unit outputs a driving signal to the touch-sensing structure, a sensing unit receives a trigger signal of a trigger event from the touch-sensing structure, and a processing unit receives the trigger signal and computes the detection points of the trigger event to generate a computed result and compares the computed result with the initiative determination condition. The processor executes an action for the hand-held electronic device if the trigger event conforms to the initiative determination condition. | 01-28-2016 |
| 20160026318 | SENSOR DEVICE AND INFORMATION PROCESSING DEVICE - A sensor device is provided which includes a pressure-sensitive sensor which changes shape in response to pressing of an operation tool and which detects change in capacitance due to the change in shape, and a barrier which covers at least a part of the pressure-sensitive sensor and which prevents change in capacitance of the pressure-sensitive sensor due to capacitive coupling that occurs with approach between the pressure-sensitive sensor and the operation tool. | 01-28-2016 |
| 20160026331 | TOUCH DISPLAY DRIVING CIRCUIT CAPABLE OF RESPONDING TO CPU COMMANDS - A touch display driving circuit capable of responding to CPU commands, including: a first interface receiving touch configuration data from a CPU and outputting touch report data to the CPU; a second interface coupling with a touch display module; a control unit executing a touch detection procedure on the touch display module via the second interface to derive touch detected data, and processing the touch detected data to generate the touch report data, wherein the touch detection procedure is determined according to the touch configuration data determining a connection configuration of at least one multiplexer and a weighting configuration of at least one touch point, and the content of the touch report data include a sensed pressure profile, a finger print, a palm print, an ear image, characteristics of a finger print, characteristics of a palm print, or characteristics of an ear image. | 01-28-2016 |
| 20130057512 | DISTRIBUTED BLANKING FOR TOUCH OPTIMIZATION - Embodiments of the invention generally provide an input device with display screens that periodically update (refresh) the screen by selectively driving common electrodes corresponding to pixels in a display line. In general, the input devices drive each electrode until each display line (and each pixel) of a display frame is updated. In addition to updating the display, the input device may perform capacitive sensing using the display screen as a proximity sensing area. To do this, the input device may interleave periods of capacitive sensing between periods of updating the display based on a display frame. For example, the input device may update the first half of display lines of the display screen, pause display updating, perform capacitive sensing, and finish updating the rest of the display lines. Further still, the input device may use common electrodes for both updating the display and performing capacitive sensing. | 03-07-2013 |
| 20100079403 | Clickable and Tactile Buttons for a Touch Surface - Methods and apparatus for provide physical buttons for use on a touch surface are disclosed. According to one aspect of the present invention, an apparatus includes a display arrangement and a first button attachment structure. The display arrangement includes a first surface which has a first touch-sensitive area. The first touch-sensitive area is capable of sensing touch. The first button attachment structure includes a first attachment area and a first button actuation area. The first attachment area is mounted on the first surface such that the first button actuation is aligned at least partially over the first touch-sensitive area. The first button actuation area is arranged to deform when a force is applied to the first button actuation area to engage the first touch-sensitive area. | 04-01-2010 |
| 20150317033 | CAPACITANCE DETECTING CIRCUIT - A capacitance detecting circuit includes induction units; a transferring capacitor configured to transfer charges to a capacitor of a scanned induction unit; a charging module that charges the transferring capacitor, wherein a first terminal of the charging module connects to the first terminal of the transferring capacitor, and a second terminal of the charging module connects to a first power supply; a discharging module that discharges the transferring capacitor and including a first resistor and a second switch; and a controller connected to the charging module, the transferring capacitor and the discharging module, and configured to control the second switch to switch on when a voltage of the transferring capacitor is larger than a preset threshold voltage, and to update a count value and detect a touch on the induction units according to the count value. | 11-05-2015 |
| 20150317010 | TOUCH-PANEL SUBSTRATE, METHOD FOR MANUFACTURING TOUCH-PANEL SUBSTRATE, AND ELECTRONIC DEVICE - Provided are (i) a touch panel substrate improved in uniformity of in-plane light transmittance and (ii) an electronic device employing the touch panel substrate. A plurality of first sensor electrodes ( | 11-05-2015 |
| 20150042604 | LIQUID CRYSTAL PANEL, DISPLAY DEVICE AND SCANNING METHOD THEREOF - A liquid crystal panel, a display device and a scanning method thereof is disclosed. The liquid crystal panel includes a CF substrate, a TFT substrate and a liquid crystal layer sandwiched between the CF substrate and the TFT substrate; the CF substrate includes a transparent substrate and an integrated capacitive-electromagnetic composite touch layer located at the inner side of the transparent substrate to identify touch signals; wherein, the integrated capacitive-electromagnetic composite touch layer includes a capacitive touch structure and an electromagnetic touch structure electrically insulated from each other. According to the embodiments of the present invention, the integrated capacitive-electromagnetic composite touch layer is integrated to the inner of the CF substrate, so that the liquid crystal display including the liquid crystal panel of the embodiments of the present invention has capacitive and electromagnetic touch functions and is relatively thin. | 02-12-2015 |
| 20150042603 | ELECTRONIC DEVICE AND COORDINATE DETECTING METHOD - Disclosed is an electronic device including: a display section that displays information; an electrostatic-capacitance touch panel layer that allows visible light corresponding to display contents of the display section to pass through the touch panel layer and that determines a two-dimensional coordinate indicated by an indicator having conductivity; glass that protects the touch panel layer and that allows visible light corresponding to display contents of the display section to pass through the glass; a depression sensor that detects deformation of the glass; and a control section that validates a two-dimensional coordinate when a plurality of two-dimensional coordinates are determined by the touch panel layer and when deformation is detected by the depression sensor, the two-dimensional coordinate being determined last among the plurality of two-dimensional coordinates. | 02-12-2015 |
| 20150042601 | TOUCH SCREEN PANEL AND DISPLAY DEVICE INCLUDING THE SAME - A touch screen panel includes a lower substrate, a plurality of sensing wires disposed on the lower substrate in a first direction, an insulating layer disposed on the plurality of sensing wires, and a plurality of sensing pads disposed on the insulating layer, where a plurality of contact holes is defined in the insulating layer, and the plurality of sensing pads is connected to the plurality of sensing wires through the plurality of contact holes, respectively. | 02-12-2015 |
| 20150042600 | CAPACITIVE SENSING USING A MATRIX ELECTRODE PATTERN - An electrode matrix that is used for capacitive sensing may be integrated into a display panel of an input device. In one embodiment, source drivers may be mounted on the display panel which drive the display signals and capacitive sensing signals into the display panel. In one embodiment, the capacitive sensing signals may be routed on traces or lines that are interleaved on the same layer as the source lines used for setting a voltage on the pixels in the display panel during display updating. Using the interleaved traces, the source drivers may drive the capacitive sensing signals in parallel to a plurality of the electrodes in the matrix in a predefined pattern that spans one or more sensing cycles. | 02-12-2015 |
| 20150042599 | CAPACITIVE SENSING USING A MATRIX ELECTRODE PATTERN - An electrode matrix that is used for capacitive sensing may be integrated into a display panel of an input device. In one embodiment, source drivers may be mounted on the display panel which drive the display signals and capacitive sensing signals into the display panel. In one embodiment, the capacitive sensing signals may be routed on wires or lines that are interleaved on the same layer as the source lines used for setting a voltage on the pixels in the display panel during display updating. Using the interleaved wires, the source drivers may drive the capacitive sensing signals in parallel to a plurality of the electrodes in the matrix in a predefined pattern that spans one or more touch cycles. | 02-12-2015 |
| 20150042596 | TOUCH PANEL CAPABLE OF PERFORMING PROXIMITY FUNCTION AND A METHOD OF USING THE SAME - A touch panel capable of performing proximity function is disclosed. A voltage is applied to column electrode or row electrode during a self scan cycle, and a capacitive object close to a surface of the touch panel is measured on the same column electrode or row electrode. A voltage is applied to one axis during a mutual scan cycle, and a capacitive object close to the surface of the touch panel is measured on the other axis. | 02-12-2015 |
| 20110007025 | TOUCH DEVICE HAVING DIFFERENT POLARIZING DIRECTIONS - A touch device including a first slice and a second slice separated from the first slice is provided. The first slice has a first dielectric layer having conductive properties. The first dielectric layer provides a first polarizing direction. The second slice has a second dielectric layer with conductive properties. The second dielectric layer provides a second polarizing direction. The first polarizing direction is different form the second polarizing direction. | 01-13-2011 |
| 20110007024 | Whiteboard and Method for Orientation Thereof - The present invention relates to a whiteboard and method for orientation thereof, and particularly relates to an electromagnetic-and-interactive whiteboard with a battery-free pointer device and method of the electromagnetic-and-interactive whiteboard for finding the position of the battery-free pointer device. A plurality of signal handling devices are provided in the whiteboard for controlling the antenna boards of the whiteboard to emit electromagnetic power respectively. By this way, the antenna boards do not interfered with each other and the battery-free pointer device can be located precisely without deviation. Furthermore, the electromagnetic power provided by the antenna boards is applied to instead of a battery in battery-free pointer device for providing the power to the battery-free pointer device. The electromagnetic power provided by the antenna boards is used to be the power of the battery-free pointer device for emitting electromagnetic signals. As consequence of this structure of the battery-free pointer device of the whiteboard, the whiteboard of the present invention can meet the demand for environmental protection and more practicability. | 01-13-2011 |
| 20110007026 | POSITIONING METHOD FOR TOUCH SCREEN - A positioning method for a touch screen including a conductive layer having an anisotropic impedance and separated detecting electrodes disposed at a side of the conductive layer is provided. A first voltage is provided to the conductive layer. A second voltage is provided to the conductive layer when the touch screen is touched, wherein a touch point is defined as where the second voltage is applied. Voltages of the detecting electrodes are sequentially measured. The relative extreme voltage and the voltage of the detecting electrode closest to the relative extreme voltage are selected. A coordinate of the touch point in the conductive layer is determined according to the relative extreme voltage and where the detecting electrode providing the voltage closest to the relative extreme voltage is. | 01-13-2011 |
| 20110007022 | TOUCH SURFACE SENSOR - The invention relates to a touch-surface sensor ( | 01-13-2011 |
| 20110007023 | DISPLAY DEVICE, TOUCH SCREEN DEVICE COMPRISING THE DISPLAY DEVICE, MOBILE DEVICE AND METHOD FOR SENSING A FORCE ON A DISPLAY DEVICE - The present invention relates to a display device, touch screen device comprising a display device, mobile device and method for sensing a force on a display device. The display device provides a user interface for controlling different functions allowing additional and more flexible input operations. The display device comprises a first layer made at least partly of a transparent material, a second layer arranged at one side of the first layer, the first and second layers forming faces of a cavity including a fluid, and pressure sensing device for sensing a pressure in said fluid. | 01-13-2011 |
| 20150042595 | ELECTRONIC DEVICE INCLUDING BLURRED FINGER IMAGE DEBLURRING CIRCUITRY AND RELATED METHODS - An electronic device may include a finger biometric sensor that may include an array of electric field sensing pixels and image data output circuitry coupled thereto. The electronic device may also include a dielectric layer over the array of electric field sensing pixels and causing electric field diffusion so that the image data output circuitry generates image data corresponding to a blurred finger image. The electronic device may also include deblurring circuitry coupled to the image data output circuitry and capable of processing the image data to produce processed image data representative of a deblurred finger image. | 02-12-2015 |
| 20140062951 | METHOD AND DEVICE FOR IMAGE SEGMENTATION - The invention provides a method and a device for image segmentation. After obtaining an image constructed of a plurality of 1D sensing information, each line piece in each 1D sensing information, which corresponds to touch or proximity of one or more external conductive objects, is determined. Next, the line pieces corresponding to touch or proximity of different external conductive objects are segmented based on overlapping relationships between the adjacent line pieces. | 03-06-2014 |
| 20120113048 | TOUCH SCREEN PANEL IN RESISTIVE TYPE - A resistive touch screen panel includes: a first substrate having a first side; a second substrate opposing the first substrate, the second substrate having a first side facing the first side of the first substrate; a plurality of detecting electrodes arranged in a first direction on the first side of the first substrate; a plurality of power electrodes arranged in a second direction that crosses the first direction on the first side of the second substrate; a power supply unit for supplying power to the power electrodes and the detecting electrodes; and a plurality of resistors between the power supply unit and the power electrodes, in which the resistors have resistances determined by 2 | 05-10-2012 |
| 20150324029 | Timing Synchronization of Active Stylus and Touch Sensor - In one embodiment, a stylus includes a controller, a delay line, a coefficient line and a computer-readable non-transitory storage medium. The controller is operable to receive a synchronization signal that is transmitted from a computing device and received by the stylus. The delay line is operable to store a first consecutive edges of the synchronization signal. The coefficient line includes a pre-determined coefficient vector. The computer-readable non-transitory storage medium embodies logic that is configured when executed to: determine a first correlation between the first consecutive edges of the synchronization signal and the pre-determined coefficient vector of the coefficient line; remove oldest signal period of edges of the first consecutive edges from the delay line; store next signal period of new consecutive edges of the synchronization signal to the delay line, the new consecutive edges composing a second consecutive edges of the synchronization signal; determine a second correlation between the second consecutive edges of the synchronization signal and the pre-determined coefficient vector; and synchronize one or more timings for communication between the stylus and the computing device based at least in part on the first and second correlations. | 11-12-2015 |
| 20130162591 | PORTABLE TERMINAL DEVICE - A portable terminal device includes an operation panel that displays an input region and detects a contact position, an actuator fixed to the operation panel to vibrate the operation panel when the contact position detected by the operation panel is included in the input region, a housing accommodating the operation panel and having an opening through which the operation panel is exposed, and a member provided in the box to support the operation panel with the operation panel pressed toward the housing so as to bring the operation panel into contact with and away from the housing, the member having a vibration absorbing property higher than a vibration absorbing property of the housing. | 06-27-2013 |
| 20160132155 | HIGH-SENSITIVITY MUTUAL-CAPACITANCE IN-CELL TOUCH DISPLAY PANEL DEVICE - A high-sensitivity mutual-capacitance in-cell touch display panel device includes plural receiving sensing electrodes, a display control circuit, a touch sensing control circuit, and a touch signal driving circuit. The display control circuit is powered by a first power source and connected to a first ground. The touch sensing control circuit is coupled to the plural receiving sensing electrodes. The touch sensing control circuit is powered by a second power source and connected to a second ground, wherein the first power source and the first ground are different from the second power source and the second ground. The touch signal driving circuit is connected to the touch sensing control circuit and a common voltage layer. The touch sensing control circuit applies a touch signal to the touch signal driving circuit to generate a transmitting signal for being applied to the common voltage layer. | 05-12-2016 |
| 20160132154 | HIGH-SENSITIVITY SELF-CAPACITANCE IN-CELL TOUCH DISPLAY PANEL DEVICE - A high-sensitivity self-capacitance in-cell touch display panel device includes a sensing electrode layer having plural sensing electrodes, a display control circuit, a touch sensing control circuit, and an amplifier with gain greater than zero. The display control circuit is powered by a first power source and connected to a first ground. The touch sensing control circuit is coupled to the sensing electrodes for performing a touch sensing. The touch sensing control circuit is powered by a second power source and connected to a second ground, wherein the first power source and the first ground are different from the second power source and the second ground. The amplifier is connected to the touch sensing control circuit and a common voltage layer. The touch sensing control circuit applies a sensing signal sensed by at least one sensing electrode to the amplifier for being amplified and applied to the common voltage layer. | 05-12-2016 |
| 20160132152 | ELECTRONIC DEVICE AND METHOD OF CONTROLLING THE SAME - Provided is a touch detection device, including: a determining unit configured to determine a region of a conductive object based on measurement of a self-capacitance of each of a plurality of electrodes arranged to intersect with each other; and a detecting unit configured to detect the conductive object based on measurement of a mutual capacitance of, among the plurality of electrodes, an electrode corresponding to the region of the conductive object determined by the determining unit, without measuring a mutual capacitance of an electrode outside of the region of the conductive object determined by the determining unit. | 05-12-2016 |
| 20160132153 | MESH ELECTRODE, SENSING DEVICE, AND ELECTRODE LAYER - A mesh electrode, a sensing device and an electrode layer are provided, in which the sensing device includes the mesh electrode. The mesh electrode is formed by a plurality of grid lines intersecting and connected to each other. The grid line has a bottom surface and a cross-section, and the cross-section is perpendicular to the bottom surface and has at least one curved portion. The electrode layer includes a plurality of conducting lines. The conducting lines have at least three line widths or at least three spaces. An appearing probability of each line width may be identical in the electrode layer. An appearing probability of each space may be identical in the electrode layer. The conducting line has a bottom surface and a cross-section, and the cross-section is perpendicular to the bottom surface and has at least one curved portion. | 05-12-2016 |
| 20160132147 | CAPACITIVE TOUCH SYSTEM AND FREQUENCY SELECTION METHOD THEREOF - There is provided a capacitive touch system including a touch panel, a plurality of amplification units, a plurality of anti-aliasing filters and a control unit. The touch panel includes a plurality of driving electrodes and a plurality of sensing electrodes configured to form inductive capacitance. The amplification units have a high-pass cutoff frequency. The anti-aliasing filters have a low-pass cutoff frequency. The control unit is configured to control the high-pass cutoff frequency and the low-pass cutoff frequency to form an equivalent bandpass filter in a frequency scanning interval and adjust a center frequency of the equivalent bandpass filter to correspond to a plurality of predetermined driving frequencies. | 05-12-2016 |
| 20160132151 | PRESSURE DETECTION AND DISPLAY APPARATUS AND ELECTRONIC DEVICE - A pressure detection and display apparatus can provide good visibility even if a person wears polarized sunglasses. The pressure detection and display apparatus includes a piezoelectric sensor having upper electrode, lower electrode, and a piezoelectric layer interposed between the upper electrode and the lower electrode a polarization plate disposed under the lower electrode, and a display member disposed under the polarization plate. The piezoelectric layer is made of a retardation plate. The piezoelectric sensor and the polarization plate are arranged such that the absorption axis of the piezoelectric layer defines an angle of | 05-12-2016 |
| 20160132150 | Meandering Interconnect on a Deformable Substrate - An apparatus including a first plurality of first conductive lines; and a first meandering interconnect supported in a spaced relationship from a deformable substrate, wherein the first meandering interconnect includes a first multiplicity of meandering conductive lines each of which is electrically connected to one of the first plurality of first conductive lines. | 05-12-2016 |
| 20160132149 | TOUCH PANEL CONTROLLER, INTEGRATED CIRCUIT, TOUCH PANEL DEVICE, AND ELECTRONIC DEVICE - Provided is a driving control unit ( | 05-12-2016 |
| 20160132148 | ORGANIC LIGHT-EMITTING DIODE (OLED) DISPLAY - An organic light-emitting diode (OLED) display is disclosed. In one aspect, the OLED display includes a display substrate including a display area configured to display an image and a peripheral area surrounding the display area. The OLED display also includes a thin film display layer formed over the display substrate in the display area and a shielding electrode formed over the entire surface of the thin film display layer. The OLED display further includes an encapsulation substrate formed over the display substrate and a touch electrode layer interposed between the encapsulation substrate and the thin film display layer. | 05-12-2016 |
| 20160133034 | DISPLAY APPARATUS, AND DRIVING METHOD THEREOF - Disclosed are a method of modeling a haptic signal from a haptic object, a display apparatus, and a driving method thereof, which realize a tactile sense having a shape and texture of a haptic object. The method includes obtaining measurement data corresponding to a shape of a texture object while moving a sensor unit with respect to a haptic object including the texture object, obtaining force measurement data corresponding to a level of pressure applied to the haptic object, calculating shape modeling data and impulse modeling data corresponding to the texture object, based on the measurement data, calculating friction force modeling data corresponding to the texture object, based on the force measurement data, generating setting information of a haptic signal corresponding to the haptic object, based on the shape modeling data, the impulse modeling data, and the friction force modeling data, and storing the setting information of the haptic signal. | 05-12-2016 |
| 20110025638 | SYSTEM AND METHOD FOR A PROJECTED CAPACITIVE TOUCHSCREEN HAVING WEIGHT BASED COORDINATE DETERMINATION - A touch location on a capacitive touchscreen system is identified by receiving signals in response to a touch from electronic channels connected to one electrode or to a group of semi-adjacent electrodes provided on a substrate. Adjacent ones of the electrodes have substantially triangular shapes that alternate between a first and second orientation to form an interleaved arrangement such that the touch generates a signal cluster comprising the signals generated from a series of adjacent electronic channels. Weights with at least two different numerical values are applied to the signals from the series of adjacent electronic channels. The at least two different numerical values are based on levels of the signals. A location of the touch on the substrate is determined based on the weighted signals. | 02-03-2011 |
| 20120327020 | TOUCH PANEL-EQUIPPED DISPLAY DEVICE - A touch panel-equipped display device ( | 12-27-2012 |
| 20100231548 | TOUCH-SENSITIVE DISPLAY DEVICE AND METHOD - The present disclosure generally relates to a touch-sensitive LED display device with a number of shared circuits having measurement circuitry electrically coupled to display circuitry. A processor receives signals from the measurement circuitry and may compare the signals to determine a location of the touch on the touch screen. | 09-16-2010 |
| 20120098786 | Control Device for a Touch Panel - A touch panel includes a plurality of X-directional sensing lines and a plurality of Y-directional sensing lines. The X-directional sensing lines and the Y-directional sensing lines are arranged in a staggered manner. The control device includes a clock generation circuit, a selection module, a drive signal generation circuit, a digital to analog conversion module, first and second capacitors and a differential detection circuit. The X-directional sensing lines and Y-directional sensing lines on the touch panel operate according to a predetermined scanning sequence. According to the control device and the predetermined scanning sequence of the present invention, the sensing speed of the touch panel can be improved. | 04-26-2012 |
| 20120032916 | CAPACITIVE TOUCH MEMBER, MANUFACTURING METHOD THEREFOR, AND CAPACITIVE TOUCH DETECTION APPARATUS - [Object] To provide a capacitive touch member having a flexible shape or a stereoscopic shape and includes a light transmissive detection electrode, a manufacturing method therefor, and a capacitive touch detection apparatus including the capacitive touch member. | 02-09-2012 |
| 20120032915 | OPERATING ELEMENT FOR ACTUATION BY A USER AND OPERATING ELEMENT MODULE - An operating element for actuation by a user includes, but is not limited to a movable element that can be actuated by a user and a sensor layer, which is situated below the movable element and implemented as a touchscreen, the sensor layer being implemented to establish an actuation of the movable element. | 02-09-2012 |
| 20120032911 | DISPLAY APPARATUS AND METHOD OF DRIVING THE SAME - A display apparatus includes a display panel, sensor circuits, and a detection circuit. Each sensor circuit senses at least two external signals different from each other and outputs a sensing signal. The detection circuit receives the sensing signal to detect a position to which the external signals are applied. Each sensor circuit includes sensors commonly connected to an output terminal, a scan line which receives a scan signal, a capacitor disposed between the scan line and the output terminal, charged with a first voltage in response to the scan signal, and charged with a second voltage greater than the first voltage in response to the current signal after the scan line is floated, a switching device which outputs the sensing signal in response to the second voltage, and a readout line which applies the sensing signal output from the switching device to the detection circuit. | 02-09-2012 |
| 20110012865 | TOUCH PANEL AND TOUCH PANEL DISPLAY DEVICE - A touch panel includes a first substrate having a first resistance film, a second substrate having a second resistance film and a wiring electrode. The first resistance film and the second resistance film are arranged to face each other. A conductive connection member is interposed between the first substrate and the second substrate and electrically connects the first resistance film to the first wiring electrode. The touch panel further-includes auxiliary electrodes partially covered with the first wiring electrode and in contact with the conductive connection member. The resistivity of the auxiliary electrodes in the contact surface with the conductive connection member is lower than the resistivity of the first wiring electrode in the contact surface with the conductive connection member. | 01-20-2011 |
| 20110007027 | MULTI-TOUCH DETECTING METHOD FOR DETECTING LOCATIONS OF TOUCHED POINTS ON A TOUCH PANEL - A multi-touch detecting method is adapted for detecting touched points on a touch panel that includes first and second conductive films. The first conductive film exhibits electric anisotropy, and has a lower resistivity in a first direction. The multi-touch detecting method includes: applying a first voltage to the first conductive film; applying a second voltage greater than the first voltage to the second conductive film; measuring sequentially voltages at different measuring points of the first conductive film; obtaining a first local maximum voltage, a second local maximum voltage and a local minimum voltage from the measured voltages; determining a first location of the touched points based on a location of the measuring point corresponding to the first local maximum voltage; and determining a second location of the touched points based on a location of the measuring point corresponding to the second local maximum voltage. | 01-13-2011 |
| 20110037721 | Printed Force Sensor Within A Touch Screen - A quantum tunneling composite, or other material exhibiting changing electrical or magnetic properties as force on the material is increased, can be located within a force concentrator integrated into traditional touch screen layers to sense force applied on the touch screen. The force concentrator can be a protrusion from the layer planes of the layers in a traditional touch screen and can be formed, at least in part, from printed elements. The amount of protrusion of the force concentrator can be adjusted through multi-pass printing and thicker deposit printing. The force concentrator can also have optically clear adhesive layered over it. The force-sensitive material can be optionally pre-loaded so as to operate within a substantially linear feedback range. A sensing mechanism can be configured to detect changes in force at multiple locations or to detect the application of force irrespective of location. | 02-17-2011 |
| 20110057905 | Touch Panel and Inspection Method Thereof - The present invention provides a touch panel, including a substrate, a plurality of first sensing lines, a plurality of second sensing lines and an insulation layer. The first sensing lines are disposed on the substrate. Each first sensing line extends along a first direction and at least one end of each first sensing line includes a first inspecting region. The second sensing lines are disposed on the substrate. At least one end of each second sensing line includes a second inspecting region and each second sensing line extends along a second direction. The first direction is not parallel to the second direction. The insulation layer covers the first sensing lines and the second sensing lines and exposes the first inspecting regions and the second inspecting regions. The present invention further provides an inspection method of a touch panel. | 03-10-2011 |
| 20110063248 | PRESSURE-SENSITIVE DEGREE CONTROL METHOD AND SYSTEM FOR TOUCHSCREEN-ENABLED MOBILE TERMINAL - A pressure-sensitive degree control method and system of a mobile terminal including a touchscreen for controlling interaction degree of the touchscreen based on a pressure level of a touch are provided. The method includes detecting a pressure level of the touch made on the touchscreen, configuring an interaction degree of the user interface to be determined based on the pressure level, and controlling operations of the user interface according to the interaction degree. | 03-17-2011 |
| 20110032210 | TOUCH SENSING CIRCUIT AND TOUCH SENSING METHOD - The invention discloses a touch sensing circuit applied to a capacitance touch panel for detecting the position of a sensed object touching the capacitance touch panel. The touch sensing circuit includes a first signal supplying module, a second signal supplying module, a first measurement module, a second measurement module and a processing module. The first signal supplying module inputs signals in turn to first sensing lines arranging along the first direction. The second signal supplying module inputs signals in turn to second sensing lines arranging along the second direction. The first measurement module and the second measurement module are used for measuring the first equivalent capacitances of the first sensing lines and that of the second sensing lines. The processing module is coupled to first measurement module and the second measurement module for determining the position of the sensed object. | 02-10-2011 |
| 20110025645 | SUBSTRATE WITH TRANSPARENT CONDUCTIVE LAYER AND METHOD FOR PRODUCING THE SAME, AND TOUCH PANEL USING THE SAME - A substrate with a transparent conductive layer includes a transparent supporting substrate, a thermosetting resin layer containing 50% by weight or more of a melamine resin, and a carbon nanotube conductive layer in this order, wherein a value of linearity of resistance of the carbon nanotube conductive layer is 1.5% or less. | 02-03-2011 |
| 20110025644 | Touch Control Apparatus, Associated Sensing Control Apparatus and Method Thereof - A touch control apparatus includes a touch panel and a sensing control apparatus. The touch panel includes a plurality of sensing lines, and the sensing control apparatus includes a plurality of pins that are respectively coupled to the sensing lines. The sensing control apparatus adaptively controls a sequence for scanning the pins according to connection relationships between the pins and the sensing lines. | 02-03-2011 |
| 20110122089 | SIGNAL PROCESSING CIRCUIT FOR ELECTROSTATIC CAPACITY TYPE TOUCH PANEL - This invention offers a signal processing circuit of an electrostatic capacity type touch panel which is capable of switching between a differential input mode and a single input mode and has an extended adjustable range of an offset in the single input mode. The signal processing circuit of this invention includes a first sensor circuit of a differential input type, a second sensor circuit of a single input type, a third and fourth electrostatic capacitors that are variable capacitors for calibration to adjust the offset in an output voltage of the first sensor circuit, and a switching control circuit to control so as to put in operation one of the first and second sensor circuits. The switching control circuit also controls so that the third and fourth electrostatic capacitors for calibration are connected in parallel to each other when the second sensor circuit is put in operation. | 05-26-2011 |
| 20120229415 | SYSTEM AND METHOD FOR DETERMINING USER INPUT AND INTERFERENCE ON AN INPUT DEVICE - The embodiments described herein provide devices and methods that facilitate improved performance. In one embodiment, an input device comprises a processing system, a transmitter sensor electrode, and a receiver sensor electrode, where the transmitter sensor electrode and the receiver sensor electrode are capacitively coupled. The processing system is configured to receive a resulting signal from the receiver sensor electrode, where the resulting signal includes responses that correspond to the transmitter signal. The processing system is further configured to separately accumulate, for each cycle of the transmitter waveform, a first portion and a second portion of the resulting signal to respectively produce a first accumulation and a second accumulation, wherein the first accumulation is used for determining user input to the input device and the second accumulation is used for determining interference, and wherein the first portion and the second portion are non-coterminous. | 09-13-2012 |
| 20120287076 | TOUCH-SCREEN DEVICE AND METHOD FOR OPERATING A TOUCH-SCREEN DEVICE - A touch-screen device and method for operating a touch-screen device are provided herein. The touch device comprises sensors around the edge and/or on the back of the device that will determine where a user is holding the device. Based on this information certain areas of the touch screen will be ignored or inactivated. This allows the device to selectively ignore the touch of the thumb and or palm. | 11-15-2012 |
| 20110069033 | CAPACITANCE TOUCH PANEL MODULE AND FABRICATION METHOD THEREOF - A method of fabricating a capacitance touch panel module includes forming a plurality of first conductive patterns on a substrate comprising a touching area and a peripheral area along a first orientation, a plurality of second conductive patterns along a second orientation, and a plurality of connecting portions in the touching area; forming a plurality of insulated protrusions, in which each insulated protrusion covering one connecting portion, and forming an insulated frame on the peripheral area; and forming a bridging member on each insulated protrusion. | 03-24-2011 |
| 20150323994 | DYNAMIC HAPTIC EFFECT MODIFICATION - A system is provided that generates haptic effects using a haptic output device. The system receives a haptic effect definition that defines the haptic effect. The system determines, at run-time, whether the haptic effect definition will produce an output effect as designed/desired using the haptic output device. When it is determined that the haptic effect definition will not produce the output effect as designed/desired, the system modifies, at run-time, the haptic effect definition to ensure that the haptic effect produced corresponds to the designed/desired haptic effect. | 11-12-2015 |
| 20090262093 | RESISTANCE TYPE TOUCH DISPLAY PANEL - A resistance type touch display panel includes a first substrate and a second substrate disposed above the first substrate. The first substrate includes many scan lines and data lines defining many pixel regions on the first substrate, many pixel units and touch units. Each pixel unit is located in one of the pixel regions and electrically connected with one of the scan lines and data lines respectively. Each touch unit is electrically connected with one of the scan lines and data lines and distributed in at least two pixel regions. The second substrate includes many spacers, many touch protrusions and a common electrode covering the spacers and the touch protrusions. Each touch protrusion is located above one of the touch units and a gap is formed between the common electrode disposed on each touch protrusion and the touch unit. | 10-22-2009 |
| 20110074726 | TOUCH PANEL AND TOUCHING POINT DETECTION METHOD THEREOF - A touch panel is disclosed. The touch panel mentioned above includes at least a touching detection column and a touching detection module. The detection column includes N first touching detection units, N is a positive integer. Each of the first touching detection units transfers a first capacitance varying value according to an area cover by a touching point. The touching detection module operates a differential operating on the first capacitance varying values from two of the first touching detection units which is disposed adjoining in sequential for obtaining a capacitance varying order distribution. The touching detection module obtains a number of at least one first touching point and coordinates thereof by calculating the capacitance varying order distribution. | 03-31-2011 |
| 20130201153 | Biometric Scanner Having A Protective Conductive Array - A biometric scanner having a sensor and an array of conductive strands is disclosed. The sensor has at least one sensor electrode, and that sensor electrode may be a capacitance sensor, an electric field sensor, or an electroluminescent sensor. The array may have an electrical insulating material between adjacent ones of the conductive strands. The array serves to protect the sensor, and conduct through the array information about the electrical characteristics of a biometric object. | 08-08-2013 |
| 20130201152 | SENSING APPARATUS OF ELECTROMAGNETIC INDUCTION INPUT TYPE AND CONTROL METHOD THEREOF - Methods and apparatus are provided for determining an input position of a touch object. An input signal is received from the touch object, and one or more sensing signals are output. A resistance of each of one or more sub-loops is measured, and a resistance information lookup table is generated with each resistance value of a corresponding sub-loop of the one or more sub-loops. The one or more sensing signals are corrected based on the resistance information lookup table. The input position of the touch object is determined based on the corrected one or more sensing signals. | 08-08-2013 |
| 20130201150 | Pressure Detection Unit and Information Input Device Having the Pressure Detection Unit - A pressure detection unit is disposed in a peripheral portion of a panel member of an information input device for detecting a press operation to the panel member. The pressure detection unit includes a first substrate, a second substrate disposed to face the first substrate, a pressure sensitive layer disposed between the first substrate and the second substrate, and a first electrode provided on the first substrate and a second electrode provided on the second substrate for detecting resistance change via the pressure sensitive layer, the first electrode and the second electrode being provided at positions not facing each other along normal lines of the first substrate and the second substrate. The first electrode, the second electrode and the pressure sensitive layer together form a series circuit in the form of a loop. | 08-08-2013 |
| 20130201149 | ELECTRONIC DEVICE WITH FEEDBACK FUNCTION - An electronic device having a feedback function includes: a body; a button unit disposed in the body and includes a first sensing unit that senses an externally-applied touch operation to generate a first signal and a second sensing unit coupled to the first sensing unit and senses a variation in a physical quantity of the touch operation to generate a second signal that varies according to the variation in the physical quantity; a feedback generating unit disposed in the body and is operated by a feedback signal applied from the touch operation to generate feedback; and a controller that is electrically connected to the button unit to receive the first signal and the second signal and is electrically connected to the feedback generating unit to generate the feedback signal according to a variation in the feedback signal and changes a strength of the feedback generated by the feedback generating unit. | 08-08-2013 |
| 20130201147 | HIGH RESOLUTION NON-GHOSTED GESTURES - A method of performing a two-finger gesture when the absolute position of the fingers does not need to be known in order to perform the gesture, wherein de-ghosting of results from a touch sensor that gives a false position and a real position for each actual finger on the touch sensor is performed by finding a strongest signal when performing a short aperture measurement from one side of the touch sensor so that the direction of a rotation gesture can be determined, and wherein flick and pinch gestures can all be calculated using de-ghosted weighted average and weighted absolute deviation calculations. | 08-08-2013 |
| 20130201146 | TOUCH-SENSING SYSTEMS - A method of projected capacitance touch sensing on a display screen, the method comprising: updating said display screen by applying a drive waveform to each pixel of the display screen over a plurality of frame periods, wherein a said drive waveform for a pixel defines a transition of the pixel from a current pixel state to an updated pixel state over said plurality of frame periods, and wherein said updating comprises selecting each row of said display screen in turn for a row driving period and driving columns of the display screen with a time slice of drive waveforms for pixels of the row to perform a frame update of said display screen, and repeating said frame update to drive pixels of said display with a plurality of successive time slices of said drive waveforms to drive said pixels with said drive waveforms; sensing a signal from a projected capacitance touch sensing electrode of said display screen during a sensing interval, and using said sensing to provide a touch sensing response; identifying when column drive levels of said drive waveforms for pixels of one selected row change by more than a threshold level between said one selected row and a next selected row to provide a column drive row change signal; and inhibiting said touch sensing responsive to said column drive row change signal indicating a greater than said threshold level change of said column drive levels from said one selected row to said next selected row during said sensing interval. | 08-08-2013 |
| 20100007626 | Touch signal transmission circuit for touch LCD - A touch signal transmission circuit for a touch control LCD is mounted to an inner side of an upper substrate of the LCD, having a first patterned electrode layer and a second patterned electrode layer, which are electrically insulated from each other and partially overlap each other in intervals to define a touch control section. Each of the first and second patterned electrode layers includes a plurality of electrodes in the shape of footsteps. The electrodes are interlaced with one another, having some parts overlapping and right corresponding to each other to define a plurality of touch-sensitive points. In this way, only fewer footstep-shaped electrodes are needed to cover the whole touch control section to decrease the number of bonding pads and pins of a touch control IC. Besides, a lot of touch sensitive points are closely disposed in the touch control section to keep quick detection and decoding. | 01-14-2010 |
| 20120188200 | DEVICE AND METHOD FOR CONTROL INTERFACE SENSITIVE TO A MOVEMENT OF A BODY OR OF AN OBJECT AND CONTROL EQUIPMENT INTEGRATING THIS DEVICE - A method and device is provided for control interface sensitive to a movement of a body or of an object and the control equipment integrating this device, in particular gestural and/or tactile and/or vocal, sensitive to a movement of at least one part of a body or of an object within a detection space, including a detection surface, at least one capacitive sensor, having a measurement electrode, a guard made of electrically conducting material disposed in proximity to the measurement electrodes, and electronic apparatus for processing the signals emanating from the at least one capacitive sensor. The active surfaces of the measurement electrodes are independent of one another, and an electronic device for excitation and processing interrogate these measurement electrodes independently of one another. | 07-26-2012 |
| 20130009910 | MOBILE TERMINAL - In a mobile terminal of the present invention, when the finger of a user is approaching a touch panel, an estimation coordinate as a position of the finger and an estimation distance as a distance between the finger and the touch panel are determined based on a capacitance value between the finger and the touch panel, and capacitance distribution data showing a distribution of the capacitance values is generated. When the capacitance distribution data is similar to set capacitance distribution data, an object icon, which is arranged in the estimation coordinate, of a plurality of icons displayed on the touch panel is displayed on the touch panel in a size larger than in a basic size. In this way, only when detecting that the finger of the user is approaching the touch panel, the icon which is displayed on the touch panel is displayed in an expansion state. Therefore, a malfunction can be prevented and the improvement of operability can be attempted to the user. | 01-10-2013 |
| 20150062071 | METHOD FOR DETECTING TOUCH POINTS OF TOUCH PANEL - A method for detecting a touch point of a touch panel is disclosed. A first driving signal is applied to a first conductive layer or a second conductive layer to obtain a capacitance variety ΔC | 03-05-2015 |
| 20150062066 | TOUCH SENSITIVE DEVICE - The disclosure relates to a touch sensitive device. The touch sensitive device includes a touch module, a display module, and a second conductive layer. The touch module is a super-thin touch panel including a first transparent conductive layer, a protection layer, and a plurality of electrodes. The second transparent conductive layer is located between the display module and the touch module. The second transparent conductive layer is spaced from the first transparent conductive layer. A distance between the first transparent conductive layer and the second transparent conductive layer is changeable under a pressure. The first transparent conductive layer and the second transparent conductive layer function as a touch pressure sensing unit together. | 03-05-2015 |
| 20150062063 | METHOD OF RECOGNIZING TOUCH - A method for recognizing touch on a touch panel is provided. A value T | 03-05-2015 |
| 20150062059 | ELECTRONIC DEVICE INCLUDING TOUCH-SENSITIVE DISPLAY AND METHOD OF DETECTING TOUCHES - An electronic device includes a display controller, first drive electrodes operably coupled to the display controller to drive the first drive electrodes to detect touches on a display while the electronic device is operating in a normal power condition, a touch controller operably coupled to the display controller, second drive electrodes operably coupled to the touch controller to drive the second drive electrodes to detect touches on the display while the electronic device is operating in a reduced power condition, and sense electrodes operably coupled to the touch controller. | 03-05-2015 |
| 20100225613 | TOUCH PANEL - A touch panel includes a first substrate, a second substrate disposed to face the first substrate, and an insulating liquid confined in a gap between the first substrate and the second substrate. The first substrate is provided with linear contacts in a region where the insulating liquid is confined. The linear contacts project at a predetermined height and extend in a predetermined direction. The second substrate is provided with a resistive film, which is formed to correspond to at least the location of the linear contacts. | 09-09-2010 |
| 20120287079 | CAPACITANCE TYPE TOUCH PANEL AND DISPLAY DEVICE - Provided is a capacitance type touch panel, including: X electrodes which are arranged in parallel in a first direction; Y electrodes which are arranged in parallel in a second direction; and extraction wirings which are connected to one end portions of the Y electrodes, respectively. Each of the extraction wirings is connected to a terminal corresponding to the each of the extraction wirings, the terminal being formed at one side of the substrate. Provided that adjacent two of the Y electrodes are a first Y electrode and a second Y electrode, another end portion of the first Y electrode and another end portion of the second Y electrode have a coupling capacitance for AC-coupling the another end portion of the first Y electrode and the another end portion of the second Y electrode. | 11-15-2012 |
| 20160085377 | DISPLAY DEVICE - A display device includes a display panel including data lines, gate lines crossing the data lines, and pixels arranged in a matrix form, a touch screen which is embedded in the display panel or is installed on the display panel, a data driving circuit supplying a data voltage to the data lines, a gate driving circuit supplying a gate pulse to the gate lines, and a touch sensing circuit which supplies a driving signal to lines of the touch screen and senses a touch input. The gate driving circuit alternately drives pull-down transistors connected in parallel to one gate line. The gate driving circuit drives one of the pull-down transistors or simultaneously drives the pull-down transistors during a drive period of the touch screen. | 03-24-2016 |
| 20160085378 | Display Device with Integrated Touch Screen and Method for Driving the Same - A display device with an integrated touch screen including a display panel including electrodes divided into a plurality of block type groups and a plurality of data lines; a display driver IC configured to apply a common voltage to the electrodes when a driving mode of the panel is a display driving mode, sequentially apply a touch scan signal to each block type group when the driving mode of the panel is a touch driving mode, and apply a data signal to the data lines associated with a corresponding block type group when the touch scan signal is applied to the corresponding block type group; and a touch IC configured to generate the touch scan signal and apply the touch scan signal to the display driver IC. | 03-24-2016 |
| 20130162595 | CAPACITIVE TOUCH DETECTING DEVICE AND METHOD USING LEVEL SHIFT, AND DISPLAY DEVICE USING THE SAME - Provided is a touch detecting device that detects occurrence of a level shift phenomenon of a voltage variation to thus acquire a touch signal, when a touch capacitance due to a touch input is added to a common electrode capacitance formed between a common electrode and a sensor pattern. Accordingly, the touch signal may be stably obtained in spite of external noise, and an influence due to a parasitic capacitance may be minimized. | 06-27-2013 |
| 20160085374 | DISPLAY DRIVING METHOD AND APPARATUS FOR IN-CELL TOUCH DISPLAY SCREEN, AND DISPLAY APPARATUS - The present disclosure discloses a driving display method for an in-cell touch display screen. The method comprises the following steps: outputting a predetermined picture; performing initialization scanning on touch sensor electrodes of a TFT array substrate to obtain initialization scanning data as basic data; alternately outputting a display picture and the predetermined picture, and after the predetermined picture is output, scanning the touch sensor electrodes to obtain display scanning data; comparing the display scanning data and the basic data to determine whether a touch occurs. The disclosure also discloses an in-cell touch display screen and a display apparatus with the in-cell touch display screen. By inserting a predetermined picture before normally display and between any two successive frames of the display picture and performing touch scanning each time a predetermined picture is displayed, the present disclosure can prevent the parasitic and coupling capacitors from affecting the scanning result of the touch control IC, and thus reduce the possibility of erroneous judgment of touches. | 03-24-2016 |
| 20160085371 | SENSING DEVICE - A sensing device includes a comparator, a first and a second variable capacitor units. The first and second variable capacitor units charge a first and a second comparator inputs, respectively, according to a first and a second driving signals, such that the first and second comparator inputs have a first and a second voltages, respectively, in which a voltage level of the first driving signal is higher than a voltage level of the second driving signal. The comparator is configured to compare the first voltage and the second voltage to generate a comparator output signal. The first variable capacitor unit is adjusted according to the comparator output signal to perform potential compensation for the first comparator input, or the second variable capacitor unit is adjusted according to the comparator output signal to perform potential compensation for the second comparator input. | 03-24-2016 |
| 20160085364 | IN-CELL TOUCH DISPLAY STRUCTURE - An in-cell display touch structure includes an upper substrate, a lower substrate, a display material layer, and a thin film transistor and sensing electrode layer. The thin film transistor and sensing electrode layer has plural conductor lines arranged along a first direction and plural dashed conductor lines arranged along a second direction. Each dashed conductor line is formed by continuing plural conductor segments, and two continued conductor segments are separated from each other. Each conductor segment is arranged in the first direction and close to a gate line in parallel, each conductor line being arranged in the second direction and close to a source line in parallel. A portion of the conductor segments is used to form plural sensing areas and a portion of the conductor lines is used to form plural sensing signal connection lines. | 03-24-2016 |
| 20160085362 | DISPLAY DEVICE INCLUDING TOUCH PANEL, METHOD FOR CONTROLLING THE SAME AND STORAGE MEDIUM - A display device includes a display, a touch panel and a controller. The display includes a plurality of display panels laminated on one another. The touch panel is provided on a screen of the display and accepts touch operation. The controller determines with respect to which display panel among the plurality of display panels the touch operation is carried out, and carries out a process corresponding to operation content of the touch operation on the determined display panel. | 03-24-2016 |
| 20160085351 | PROXIMITY DETECTION DEVICE, METHOD OF DETECTING PROXIMITY AND ELECTRONIC APPARATUS - A proximity detection device includes a display unit which has a display image surface in which a plurality of pixel electrodes are arranged in a matrix shape and a proximity operation detecting unit in which a transparent electrode for proximity operation detection is arranged to form an operation surface at a position superposed on the display image surface and a conductive film pattern forming the transparent electrode has a pitch of a linear pattern which is equal to or smaller than an arrangement pitch in one direction of the pixel electrodes. | 03-24-2016 |
| 20160085346 | TOUCH PANEL MODULE AND ELECTRONIC INFORMATION EQUIPMENT - In a touch panel module, speed up of reaction speed for an input operation, lower current consumption, and suppression of generation of heat in a sensor electrode are enhanced by attaining lower resistance of the sensor electrode. A touch panel module | 03-24-2016 |
| 20160085343 | MICRO DEFLECTORS ON TOUCH SENSOR - In various embodiments, a touch surface may comprise multiple individual sensors, each of which is capable of mechanical deflection in a direction parallel to the surface, with the device using the touch surface being able to detect such deflection in each sensor. With this capability, the device may be able to detect intended movement of a touch over the touch surface even if no additional sensors are activated by that movement. Such sensors may be useful for detecting very small motions, and may be especially useful for motions in which the shape of the user's thumb results in the same touch area being in contact with the thumb even though the thumb is executing an extension or retraction movement. | 03-24-2016 |
| 20160085338 | TOUCH SENSOR DEVICE AND CONTROLLER - A touch sensor device includes an electrode, which is located at an inner side of a touch panel, and a control unit. The control unit detects a change in a capacitance generated at the electrode when a finger approaches the electrode to determine whether or not the touch panel has been touched from the change in the capacitance. The control unit detects a maximum capacitance generated at the electrode during detection of a touched state and set a first OFF determination threshold value, which is used to detect a non-touched state, to a value that is lower than the maximum capacitance by a predetermined value which is set in advance. | 03-24-2016 |
| 20160085335 | HYBRID SENSING TO REDUCE LATENCY - A processing system comprises a sensor module and a determination module. The sensor module is configured to acquire changes in absolute capacitance from a first plurality of sensor electrodes of a sensor electrode pattern. The sensor module is also configured to utilize the changes in absolute capacitance to determine a drive order in which to drive sensor electrodes of the first plurality of sensor electrodes to acquire changes in transcapacitance between the first plurality of sensor electrodes and a second plurality of sensor electrodes of the sensor electrode pattern. The determination module is configured to determine positional information for an input object in a sensing region of the capacitive sensing device based on the changes in transcapacitance. | 03-24-2016 |
| 20160085336 | SMARTPHONE - A smartphone includes a cover layer; an LCD panel which is located under the cover layer and includes a liquid crystal layer, and a first glass layer and a second glass layer between which the liquid crystal layer is placed, wherein at least a portion of a touch sensor which senses touch in a capacitive manner is located between the first glass layer and the second glass layer; a backlight unit which is located under the LCD panel; a pressure electrode which is located under the backlight unit; and a shielding member which is located under the pressure electrode. | 03-24-2016 |
| 20160085334 | TOUCH-SENSING DEVICE - A touch-sensing device is provided. The touch-sensing device includes a central sensing pad and a plurality of first sensing pads. The central sensing pad consists of a single sensing pad. The first sensing pads are arranged along a first annular path surrounding the central sensing pad. | 03-24-2016 |
| 20090284493 | MANUFACTURING METHOD OF COORDINATE POSITION DETECTING DEVICE - A manufacturing method of a coordinate position detecting device includes the steps of forming the common electrode on the resistive film of tour sides of the substrate having a rectangular-shaped configuration; measuring the electric potential of the resistive film by plural probes contacting a surface of the resistive film where the electric potential is supplied from the common electrode to the resistive film; calculating a resistive film removing area, based on a value of a measured electric potential, by a calculating part so that the electric potential distribution of the resistive film is made uniform; and removing the resistive film in the resistive film removing area calculated by the calculating part, by a laser light. | 11-19-2009 |
| 20090284492 | ELECTRO-OPTICAL DEVICE, ELECTRONIC APPARATUS, AND CONTACT DETECTION METHOD - An electro-optical device includes: a screen on which an image is displayed; a first substrate and a second substrate that are provided opposite to each other; liquid crystal that is sandwiched between the first substrate and the second substrate; an electrostatic capacity detecting unit that outputs a detection signal whose level corresponds to the value of a capacitance that is formed by the liquid crystal, a first electrode, and a second electrode; an image displaying unit that includes the liquid crystal, a third electrode, and a fourth electrode, the image displaying unit controlling the transmission factor of the liquid crystal for displaying an image on the screen; a first memory unit that memorizes the level of the detection signal outputted by the electrostatic capacity detecting unit in a state in which a detection target object is not in contact with the screen as reference data; a second memory unit that memorizes the level of the detection signal outputted by the electrostatic capacity detecting unit in a state in which a judgment is made as to whether the screen is contacted or not as detection target data; a difference data generating unit that generates a difference between the reference data that has been read out of the first memory unit and the detection target data that has been read out of the second memory unit as difference data; and a judging unit that judges whether the detection target object is in contact with the screen or not on the basis of the difference data. | 11-19-2009 |
| 20090284491 | METHOD FOR FILTERING SIGNALS OF TOUCH SENSITIVE DEVICE - A method for filtering signals of a touch sensitive device is used to judge whether or not a touch signal output from a touch sensitive device is noise by utilize the arrangement pattern of sensing areas. If the sensing areas corresponding to the touch signal are arranged partially conforming to a noise arrangement pattern the touch signal will be discarded. The present invention uses a scheme of comparing the arrangement diagram of a touch signal with a plurality of noise arrangement patterns to decide whether or not to discard the touch signal so as to increase the accuracy and the stability of a capacitive touch sensitive device. | 11-19-2009 |
| 20120105371 | MULTIPOINT TOUCHSCREEN - A touch panel having a transparent capacitive sensing medium configured to detect multiple touches or near touches that occur at the same time and at distinct locations in the plane of the touch panel and to produce distinct signals representative of the location of the touches on the plane of the touch panel for each of the multiple touches is disclosed. | 05-03-2012 |
| 20120105360 | WRIST-WORN ELECTRONIC DEVICE AND TOUCH SENSITIVE ELECTRONIC DEVICE - A wrist-worn electronic device includes a display panel having a convex viewing surface and displaying at least one selectable item. A touch panel is arranged over the display panel. A processing unit is to execute a preset operation corresponding to one of the at least one selectable item when the one selectable item is selected or an area of the touch panel surrounding the selectable item. | 05-03-2012 |
| 20120105359 | RESISTIVE TOUCH SCREEN - Disclosed herein is a resistive touch screen, including: a lower substrate formed with a lower electrode pattern unit made of a conductive polymer and a lower electrode wiring unit connected to the lower electrode pattern unit; an upper substrate disposed on the upper side of the lower substrate and formed with an upper electrode pattern unit made of a conductive polymer and an upper electrode wiring unit connected to the upper electrode pattern unit, formed on an opposite surface thereto; a spacer disposed between the lower substrate and the upper substrate and provided with an opening formed therein; and a surface modifying layer covering at least any one of the lower electrode pattern unit and the upper electrode pattern unit and made of a material having a work function smaller than the conductive polymer. | 05-03-2012 |
| 20120105355 | Capacitive Touchscreen System with Touch Position Encoding during Analog-to-Digital Conversion - Disclosed herein are various embodiments of circuits and methods in a capacitive touchscreen system that eliminate the need to digitize an entire array of pixel signals obtained from a touchscreen. Instead, regions of interest, or projections of object or touch signal clusters, from touchscreen | 05-03-2012 |
| 20160085375 | TOUCH SENSING DEVICE - A touch sensing device for measuring a contact position of an object by measuring a change in capacitance caused by contact of an object is provided. The touch sensing device includes a touch screen panel on which channel electrodes functioning as a transmission antenna or a reception antenna are disposed to form a plurality of electrode patterns, a transmission circuit connected to the channel electrodes to apply an electrical signal to the touch screen panel, a reception circuit connected to the channel electrodes to sense a varying capacitance from the plurality of electrode patterns, and a controller configured to control the touch screen panel, the transmission circuit and the reception circuit. | 03-24-2016 |
| 20160085352 | MANUFACTURING METHOD OF FLEXIBLE DISPLAY DEVICE AND MANUFACTURING METHOD OF TOUCH SCREEN PANEL - Provided is a method of manufacturing a flexible display device, comprising: forming a concavo-convex area comprising a first concavo-convex pattern on one surface of a carrier substrate; forming a flexible substrate on the one surface of the carrier substrate; forming a display element configured to display an image on the flexible substrate; and separating the flexible substrate from the carrier substrate. | 03-24-2016 |
| 20160085350 | TOUCH INPUT DEVICE - A touch sensor input device includes a first and second array of electrodes, the electrodes in the first array being orthogonal to the electrodes in the second array. A capacitor sensing arrangement senses an electrode capacitance signal which varies in the presence of a touch input. The capacitance signals for groups of electrodes in each array are combined in order to derive respective individual sense signals. This arrangement has electrodes with a finer resolution than the sensing resolution, and this gives improved ability to sense accurately the position of the touch input. | 03-24-2016 |
| 20160085342 | CORROSION MITIGATION FOR METAL TRACES - Processes for manufacturing touch sensors with one or more guard traces to reduce the effect of moisture damage are provided. One example process can include forming one or more guard traces between an edge of the touch sensor and the metal traces that route the drive and sense lines to bond pads. The one or more guard traces can be uncoupled from the drive lines and sense lines to protect the inner metal traces from moisture damage. In some examples, ends of the one or more guard traces can be coupled to ground by copper. In other examples, ends of the one or more guard traces can be coupled to ground by indium tin oxide or the one or more guard traces can be coupled to ground by a strip of indium tin oxide. In yet other examples, the guard trace can be floating (e.g., not coupled to ground). | 03-24-2016 |
| 20160085340 | CAPACITIVE CONTROLLER AND SENSOR - The present invention provides a capacitive controller for detecting at least one detecting plate and at least one reference plate surrounding each detecting plate. All of the reference plates are electrically coupled to the same first wire, and each reference plate is electrically coupled to a second wire. When an electrical signal is provided to the first wire and each second wire, one or more detecting plates touched or approached can be detected simultaneously based on the signal difference between each second wire and the first wire. | 03-24-2016 |
| 20120062498 | TOUCH SENSITIVE DEVICE WITH STYLUS SUPPORT - A touch-sensitive device with stylus includes a touch panel, a stylus drive unit, a touch panel sense unit, and a measurement unit. A touch by a stylus proximate to a touch panel electrode changes a capacitive coupling between the touch panel electrode and a stylus electrode. The amplitude of the response signal is responsive to the capacitive coupling between the touch panel electrode and the stylus electrode, and is measured to provide an indication of the position of the stylus electrode relative to the touch panel. | 03-15-2012 |
| 20120098782 | TOUCH PANEL SENSOR - In certain embodiments, a touch panel sensor to detect a contact position of part of a body using changing of capacitance includes a lower transparent substrate that has a plurality of lower transparent electrodes aligned in parallel. The touch panel sensor also includes an upper transparent substrate that includes a plurality of upper transparent electrodes aligned in parallel to each other. The upper transparent electrodes cross over the lower transparent electrodes. A plurality of dummy transparent patterns may or may not be formed between the upper transparent electrodes. Further, two or more of the upper transparent electrodes are electrically connected at one or both of upper ends and lower ends to form a group. The portions of the upper transparent electrodes between the upper and lower ends in each group are separated from each other by a uniform width. | 04-26-2012 |
| 20110084935 | TOUCH DISPLAY DEVICE - A touch display device includes a display panel including a first surface and a second surface. The first surface is a displaying surface of the display panel, and the second surface is the other surface of the display panel opposite to the displaying surface. The touch display device further includes a circuit board disposed on a side of the second surface of the display panel, and a touch panel disposed between the display panel and the circuit board. | 04-14-2011 |
| 20110074728 | Capacitive Sensing Apparatus and Method Applied to Touch Screen Using the Capacitive Sensing Apparatus - A capacitive touch screen sensing apparatus is provided. The apparatus includes a protecting layer; a sensing layer under the protecting layer for sensing a touch to generate a position signal; and a DC common voltage signal layer electrically connected with a DC voltage for shielding against signal interferences. | 03-31-2011 |
| 20110074730 | INPUT DEVICE AND DISPLAY APPARATUS INCLUDING THE SAME - An input device includes a substrate including a first principal surface and a second principal surface opposite the first principal surface; a plurality of first detecting electrodes disposed on the second principal surface of the substrate; a plurality of second detecting electrodes disposed on the second principal surface of the substrate; at least one first connecting electrode disposed on the second principal surface of the substrate, the first connecting electrode being configured to connect adjacent first detecting electrodes to each other; at least one second connecting electrode including an intersection that is spaced from the second principal surface of the substrate and crosses the first connecting electrode, the second connecting electrode being configured to connect adjacent second detecting electrodes to each other; and a light diffusing member disposed at least in an area corresponding to the intersection. | 03-31-2011 |
| 20110074731 | INPUT DEVICE, INPUT PROCESSING PROGRAM, AND INPUT CONTROL METHOD - An input device and input control method including: a capacitance measurement unit to measure capacitances of a plurality of electrodes arranged on a touch panel; a deflection determination unit to determine a presence or absence of a deflection occurring in the touch panel based on a distribution of results of the capacitances of the electrodes; and a coordinate output unit to output coordinate data of an operation input on the touch panel based on the distribution of results. | 03-31-2011 |
| 20110074727 | LIQUID CRYSTAL DISPLAY DEVICE - Disclosed is a liquid crystal display device which can sense a change of static capacitance of liquid crystals caused by a touch to detect the touch and a position of the touch, the liquid crystal display device includes, a pixel transistor on each of crossed portions of gate lines and data lines and a pixel electrode at each of the pixel regions, a liquid crystal capacitor between the pixel electrode and a common electrode, a storage line formed on the first substrate, a switching line formed in parallel to the gate line, a read out line parallel to the data line, a first storage capacitor between the storage line and the pixel transistor, a second storage capacitor and a sensing capacitor in series between the switching line and the common electrode, a switching transistor having a gate electrode connected to a contact point of the second storage capacitor and the sensing capacitor, and a drain electrode connected to the read out line. | 03-31-2011 |
| 20110074725 | Negative Pixel Compensation - Negative pixel compensation in a touch sensor panel is disclosed. The panel can compensate for a negative pixel effect in touch signal outputs due to poor grounding of an object touching the panel. To do so, the panel can reconstruct a captured touch image to remove negative pixel values indicative of the negative pixel effect and compute a composite image from the captured image and the reconstructed image to replace the captured image. In addition or alternatively, the panel can reconstruct a captured touch image to remove negative pixel values indicative of the negative pixel effect and replace the captured image with the reconstructed image. | 03-31-2011 |
| 20110080369 | TOUCH PANEL ELECTRICAL DEVICE AND METHOD FOR OPERATING THEREOF - A touch panel electrical device includes a touch panel, a notice signal generator and a processing unit. The processing unit is electrically connected with the touch panel and the notice signal generator respectively. The touch panel senses a touched position on the touch panel. The processing unit includes a notice-generating module. The notice-generating module makes the notice signal generator generate a notice sound signal or a notice vibration signal according to the touched position to notice a user a touched instruction corresponding to the touched position he/she touches. | 04-07-2011 |
| 20110025642 | CONTROL CIRCUIT AND CONTROL METHOD FOR TOUCH PANEL - A first resistive film is arranged such that one edge thereof is connected to a first terminal, and an edge that is opposite to the aforementioned edge is connected to a second terminal. A second resistive film is arranged with a gap between it and the first resistive film such that one edge thereof is connected to a third terminal. A voltage generating unit applies a predetermined first bias voltage and a predetermined second bias voltage to the first terminal and the second terminal, respectively. A voltage detection unit detects a panel voltage that occurs at the third terminal. A current detection unit detects a panel current that flows through a path including the first terminal, the first resistive film, and the second terminal. A computation unit determines the coordinates touched by the user, based upon the values of the panel voltage and the panel current. | 02-03-2011 |
| 20120229414 | POSITION SENSING PANEL - A position sensing panel has an array of parallel electrodes each formed by a repeating pattern of hollow shapes connected in series. | 09-13-2012 |
| 20150324034 | Touch Sensitive Information Transmission Method, Processor and System - The present application provides a touch sensitive information transmission method, comprising: transmitting sensing information of at least line piece of a first electrode, and detecting sensing information of a second electrode. | 11-12-2015 |
| 20100090976 | Method for Detecting Multiple Touch Positions on a Touch Panel - A method for detecting multiple touch positions on a touch panel includes the steps of: periodically scanning the touch panel; when detecting a first touch position at a first time during scanning the touch panel, recording coordinates on a first dimensional direction and a second dimensional direction of the first touch position; continuingly scanning the touch panel after the first time; and when detecting a plurality of new possible touch positions at a second time, determining a second touch position from the new possible touch positions according to the recorded coordinates on the first and second dimensional directions of the first touch position. | 04-15-2010 |
| 20100090979 | TOUCH LOCATION DETECTING PANEL HAVING A SIMPLE LAYER STRUCTURE - The present invention relates to a touch location detecting panel and, more particularly, to a touch location detecting panel having a plurality of sensing areas arranged two-dimensionally. The touch location detecting panel of the invention has on a surface at one side of a single film a plurality of sensing areas arranged two-dimensionally. Each of the sensing areas includes a plurality of partitioned areas electrically isolated from each other, and the partitioned areas are respectively connected to separate channels of a circuit for detecting a user's touch on each of the partitioned areas. Accordingly, durability and productivity of the touch location detecting panel can be improved by simplifying the panel structure. | 04-15-2010 |
| 20100090980 | Capacitive-Type Touch Panel and Touch-Point Detecting Method thereof - A capacitive-type touch panel and a touch-point detecting method thereof are provided. The capacitive-type touch panel includes a plurality of first-dimension sensing lines and a plurality of second-dimension sensing lines arranged crossing over one another and in a matrix. When detecting a first touch point and a second touch point existed on the capacitive-type touch panel at the same time by scanning the capacitive-type touch panel, locations of the first touch point and the second touch point are determined according to detected currents in the first-dimension sensing lines and the second-dimension sensing lines. Capacitances of each of the first-dimension sensing lines are gradually decreased along a first direction, and capacitances of each of the second-dimension sensing lines are gradually decreased along a second direction. | 04-15-2010 |
| 20110069036 | DISPLAY DEVICE - In a display device including a capacitive coupling touch panel, reaction to touch with nonconductive input means is achieved, and highly accurate position detection is realized with a small number of electrodes even with a small touch area. X-electrodes and Y-electrodes which intersect with each other via a first insulating layer and a Z-electrode which is in a floating state via a second insulating layer are disposed. For the Z-electrode, a material whose thickness changes by pressing due to touch, such as an elastic conductive material, is used. The Z-electrode is arranged so as to overlap both the X-electrode and the Y-electrode neighboring to each other. A pad portion of the X-electrode has a shape such that an area is maximized in the vicinity of a fine line portion of the relevant X-electrode. | 03-24-2011 |
| 20140184556 | TOUCH SENSING APPARATUS AND TOUCH SENSING METHOD - There are provided a touch sensing apparatus and a touch sensing method. The touch sensing apparatus includes: a panel unit including a plurality of driving electrodes and a plurality of sensing electrodes; a driving circuit unit applying driving signals to the plurality of driving electrodes, respectively; a sensing circuit unit measuring a change in capacitance of node capacitors generated in intersections of the plurality of the driving electrodes and the plurality of sensing electrodes; a signal conversion unit generating a first digital signal based on the change in capacitance; and a calculation unit determining a touch according to the first digital signal, wherein the driving circuit unit and the sensing circuit unit are operated by an input voltage, and the signal conversion unit and the calculation unit are operated by a low voltage drop out (LDO) voltage generated by decreasing the input voltage. | 07-03-2014 |
| 20160092003 | CAPACITIVE TOUCH PANEL HAVING SINGLE-LAYER TOUCH SENSOR - A capacitive touch panel is disclosed. The capacitive touch panel includes a laminated structure. The laminated structure includes a liquid crystal displaying module, a single-layer touch sensor, and a polarizing module. The single-layer touch sensor is disposed on the liquid crystal displaying module. The polarizing module is disposed on the single-layer touch sensor. The single-layer touch sensor includes a plurality of first electrodes and a plurality of second electrodes. The first electrodes and the second electrodes are configured in an asymmetric electrode arranging way, so that one of the first electrodes will be arranged corresponding to at least two of the second electrodes. | 03-31-2016 |
| 20130300708 | COORDINATE INDICATING APPARATUS AND COORDINATE MEASUREMENT APPARATUS FOR MEASURING INPUT POSITION OF COORDINATE INDICATING APPARATUS - A coordinate measurement system including a coordinate indicating apparatus and a coordinate measurement apparatus for determining a position of a contact object including the coordinate indicating apparatus. The coordinate measurement apparatus includes a channel electrode unit including one or more electrodes, wherein capacitance of each of the one or more electrodes or capacitance between the one or more electrodes is changed based on a change in the position of the contact object, and a controller for applying an electrical signal to the channel electrode unit or measuring a reception signal input to the channel electrode unit. The coordinate indicating apparatus includes a conductive tip for forming capacitance with the one or more electrodes of the channel electrode unit, and a resonant circuit unit for generating identification information of the coordinate indicating apparatus, wherein the resonant circuit unit is connected to the conductive tip. | 11-14-2013 |
| 20130300707 | PARSIMONIOUS SYSTEMS FOR TOUCH DETECTION AND CAPACITIVE TOUCH METHODS USEFUL IN CONJUNCTION THEREWITH - A touch sensing system comprising a set of touch surfaces in a touch panel including a population of touch surfaces; and at least one touch alert generator separately alerting for touch on each of, and both of, at least first and second touch surfaces from among the population of touch surfaces, wherein the alert generator is operative to determine capacitance of said first touch surface, determine touch object capacitance of said first and second touch surfaces, and compute a difference between the two capacitances, thereby to generate an approximation for touch object capacitance of said second touch surface. | 11-14-2013 |
| 20160034068 | TOUCH WINDOW - A touch window includes a substrate, and an electrode on the substrate. The electrode includes a first mesh line, a second mesh line crossing the first mesh line and a reinforcement part adjacent to the first or second mesh line. | 02-04-2016 |
| 20100220075 | TOUCH SENSING DISPLAY PANEL AND TOUCH SENSING SUBSTRATE - A touch sensing display panel includes an active device array substrate, an opposite substrate, a display medium layer, a plurality of inner and outer electrode series. The opposite substrate is disposed over the active device array substrate and the display medium layer is disposed between the active device array substrate and the opposite substrate. The inner electrode series are disposed on the opposite substrate and extend along a first direction, wherein each inner electrode series includes inner ring electrodes electrically connected to each other. The outer electrode series are disposed on the opposite substrate and extend along a second direction, wherein each outer electrode series includes outer ring electrodes electrically connected to each other. Each inner ring electrodes is respectively surrounded by one of the outer ring electrodes, and the first direction is substantially perpendicular to the second direction. The present invention also provides a touch sensing substrate. | 09-02-2010 |
| 20110216033 | COORDINATE INPUT DEVICE AND DISPLAY DEVICE INCLUDING THE SAME - Provided is a coordinate input device including: a coordinate input unit having a plurality of first detection electrodes and a plurality of second detection electrodes; an electrode drive circuit that applies a drive signal to one or more of the detection electrodes; a capacitance detection circuit that detects a capacitance of the first and/or second detection electrode; means for selecting one or more of the detection electrodes to which the drive signal is not applied from among the detection electrodes which are disposed in parallel to the detection electrodes to which the drive signal is applied, as a reference electrode; means for detecting a capacitance of the selected reference electrode; means for correcting a capacitance detection result of the capacitance detection circuit on the basis of the detected capacitance of the reference electrode; and an input coordinate computing circuit that calculates an input coordinate from the corrected capacitance detection result. | 09-08-2011 |
| 20160034080 | SEMICONDUCTOR DEVICE AND METHOD OF OPERATING THE SAME - A semiconductor device includes a touch screen panel including a plurality of hover sensors configured to perform self-capacitance sensing. The semiconductor memory device includes a driver configured to provide a plurality of driving signals to the touch screen panel. The semiconductor memory device includes an encoder configured to encode the plurality of driving signals from the driver and provide the encoded plurality of driving signals to the touch screen panel. The semiconductor memory device includes a sensor configured to sense a hover input from the touch screen panel based on the encoded plurality of driving signals. | 02-04-2016 |
| 20100073321 | DISPLAY APPARATUS - A display apparatus is provided. The display apparatus comprises a display module and an antenna module. The display module is adapted to display a plurality of function icons. When the antenna module detects the approaching of an input device, such as the finger of the user or a metal element, the display module displays an indicator. The indicator is able to overlap at least one of the plurality of function icons, and the user can conveniently and correctly choose the function icon he or she needs without touching the display apparatus. | 03-25-2010 |
| 20100073322 | Desktop computer - A desktop computer includes a body, a display and a touch panel. The display is connected to the body by a data wire. The display includes a display screen. The touch panel includes at least one transparent conductive layer including a carbon nanotube structure. | 03-25-2010 |
| 20100073320 | MULTI-TOUCH POSITIONING METHOD FOR CAPACITIVE TOUCH PANEL - A multi-touch positioning method for a capacitive touch panel includes following steps. A candidate touching position array including a first and a second candidate position groups is generated when the capacitive touch panel is touched by two objects. The first and the second candidate position groups include two first and second candidate positions, respectively. Next, the signal magnitude sensed by a sensing element and respectively corresponding to the first and the second candidate position groups are compared. Then, when the signal magnitude corresponding to the first candidate position group is greater than that corresponding to the second candidate position group, one of the two first candidate positions closer to the sensing element along a first direction is determined as a first actual touching position, and one of the two second candidate positions farther from the sensing element along the first direction is determined as a second actual touching position. | 03-25-2010 |
| 20100073317 | COORDINATE POSITION DETECTING DEVICE - A coordinate detection device according to the present invention includes: a conductor for locating a point of contact; multiple terminals that are connected to the conductor at mutually different points; a signal output section, which includes a charge storage section to store electrical charge there and which outputs a signal with a voltage value representing the quantity of charge stored in the charge storage section; a setting section for setting a voltage for the charge storage section equal to a predetermined value; and a switching section for selectively connecting or disconnecting a particular one of the terminals to/from not only the charge storage section but also a predetermined power supply. | 03-25-2010 |
| 20160034070 | TOUCH-DETECTION DEVICE, DISPLAY DEVICE HAVING A TOUCH-DETECTION FUNCTION, AND TOUCH-DETECTION METHOD - In one embodiment, a touch-detection device includes first and second sensors, a driver and a detection circuit. The driver supplies a driving signal to the first and second sensors. The detection circuit detects an object which is in contact with a detection area, based on a detection signal which is read from the first and second sensors. The driver simultaneously supplies the signal to the first sensors in a first period, simultaneously supplies the signal to the second sensors in a second period following the first period, when the object was not detected in the first period, and successively supplies the signal to the respective first sensors in the second period, when the object was detected in the first period. | 02-04-2016 |
| 20160034069 | INFORMATION PROCESSING APPARATUS, INPUT CONTROL METHOD, AND COMPUTER-READABLE RECORDING MEDIUM - An information processing apparatus detects contact of a finger with a capacitive panel. The information processing apparatus, when the contact of the finger is detected, measures a midpoint at an equal distance from either end of a contact region where the finger is in contact with the capacitive panel, and measures a centroid of an area of the contact region. The information processing apparatus executes operation depending on a distance between the measured midpoint of the contact region and the measured centroid of the area of the contact region. | 02-04-2016 |
| 20160034066 | TOUCH PANEL - A touch panel according to the embodiment includes: a cover substrate including an active area and an unactive area; an intermediate layer on the cover substrate; and an electrode on the intermediate layer, wherein the intermediate layer includes an acrylic resin composition. | 02-04-2016 |
| 20160034064 | TOUCH DISPLAY DEVICE AND METHOD FOR MANUFACTURING THE SAME - The present disclosure provides a touch display device and a method for manufacturing the same. The touch display device includes a first substrate and a second substrate. The first substrate is provided with a common electrode and a driving electrode. The second substrate is provided with a detection electrode and a driving electrode. The detection electrode is opposite to the common electrode. A coverage area of the detection electrode is smaller than a coverage area of the common electrode, the coverage area of the detection electrode on the second substrate does not overlap with a coverage area of the driving electrode on the first substrate when the first substrate and the second substrate are assembled to form a cell. The suspension electrode is arranged on at least one side of the detection electrode and insulated from the detection electrode. | 02-04-2016 |
| 20150324062 | WIDE DYNAMIC RANGE CAPACITIVE SENSING - A touch sensor panel configured to detect objects touching the panel as well as objects that are at a varying proximity to the touch sensor panel. The touch sensor panel includes circuitry that can configure the panel in a mutual capacitance (near field) architecture or a self-capacitance (far field and super far field) architecture. The touch sensor panel can also include circuitry that works to minimize an effect that a parasitic capacitance can have on the ability of the touch sensor panel to reliably detect touch and proximity events. | 11-12-2015 |
| 20150324040 | USER INTERFACE SYSTEM - The user interface system of the preferred embodiment includes: a layer defining a surface, a substrate supporting the layer and at least partially defining a cavity, a displacement device coupled to the cavity and adapted to expand the cavity thereby deforming a particular region of the surface, a touch sensor coupled to the substrate and adapted to sense a user touch proximate the particular region of the surface, and a display coupled to the substrate and adapted to output images to the user. The user interface system of the preferred embodiments has been specifically designed to be incorporated into an electronic device, such as the display of a mobile phone, but may be incorporated in any suitable device that interfaces with a user in both a visual and tactile manner. | 11-12-2015 |
| 20150323578 | CAPACITANCE MEASUREMENT - A capacitance measurement circuit comprises a differential amplifier with first and second inputs and an output, first and second feedback capacitances, and a reset mechanism. The first input is coupled to a modulated reference voltage and the second input is coupled with a sensor electrode. A first feedback capacitance is coupled between the output and the second input. A second feedback capacitance is coupled between the output and the second input. The reset mechanism resets the first feedback capacitance to a first level of charge and the second feedback capacitance to a second level of charge. During an absolute capacitance measurement phase, the differential amplifier charges the sensor electrode while balancing voltages on the first and second inputs to a voltage level associated with the modulated reference voltage and integrates charge on the sensor electrode to measure capacitance corresponding to a coupling between the sensor electrode and an input object. | 11-12-2015 |
| 20090244032 | Contact Tracking and Identification Module for Touch Sensing - Apparatus and methods are disclosed for simultaneously tracking multiple finger and palm contacts as hands approach, touch, and slide across a proximity-sensing, multi-touch surface. Identification and classification of intuitive hand configurations and motions enables unprecedented integration of typing, resting, pointing, scrolling, 3D manipulation, and handwriting into a versatile, ergonomic computer input device. | 10-01-2009 |
| 20090244031 | CONTACT TRACKING AND IDENTIFICATION MODULE FOR TOUCH SENSING - Apparatus and methods are disclosed for simultaneously tracking multiple finger and palm contacts as hands approach, touch, and slide across a proximity-sensing, multi-touch surface. Identification and classification of intuitive hand configurations and motions enables unprecedented integration of typing, resting, pointing, scrolling, 3D manipulation, and handwriting into a versatile, ergonomic computer input device. | 10-01-2009 |
| 20090244030 | DISPLAY CONTROL APPARATUS - A display control apparatus includes a main body and a display unit with a touch panel. The display control apparatus further includes a memory that stores a plurality of detection condition parameters for detecting a touch operation to the touch panel. The plurality of detection condition parameters are corresponding to each of a plurality of locations or a plurality of orientations of the touch panel. The display control apparatus further includes a state detector that detects a current location or a current orientation of the touch panel. The display control apparatus still further includes a condition selector that selects one of the plurality of detection condition parameters corresponding to the current location or the current orientation. Moreover, the display control apparatus includes a touch determiner that determines a touch to the touch panel by using the selected one of the plurality of detection condition parameters. | 10-01-2009 |
| 20090244028 | CAPACITIVE INPUT DEVICE, DISPLAY DEVICE WITH INPUT FUNCTION, AND ELECTRONIC APPARATUS - A capacitive input device includes a light-transmitting substrate, a multilayer film formed on one of the surfaces of the light-transmitting substrate and including a plurality of light-transmitting thin films which have different refractive indexes and one of which is a niobium oxide film, a plurality of first light-transmitting electrodes formed on the multilayer film in an input region of the light-transmitting substrate to extend in a first direction, and a plurality of second light-transmitting electrodes formed on the multilayer film in the input region of the light-transmitting substrate to extend in a second direction crossing the first direction. | 10-01-2009 |
| 20090244026 | TOUCH SCREEN DISPLAY FOR ELECTRONIC DEVICE AND METHOD OF DETERMINING TOUCH INTERACTION THEREWITH - A touch screen display system for use in an electronic device includes a display device, a capacitive touch-sensor assembly disposed on the display device for detecting a touch occurrence on the display, and an optical touch-sensor assembly at the display device for determining a location of the touch occurrence at the display in response to the capacitive touch-sensor assembly detecting the touch occurrence on the display. | 10-01-2009 |
| 20160092016 | PRESSURE DETECTING DEVICE AND TOUCH PANEL - The invention provides a pressure detecting device containing a pressurized member having a contact surface that is subjected to pressure due to contact with a pressurizing means; and a piezoelectric member that is arranged facing the pressurized member and that includes a polymeric piezoelectric material having a piezoelectric constant d | 03-31-2016 |
| 20150042606 | TOUCH SENSOR AND DRIVING METHOD THEREOF - A touch sensor includes a controller to detect a touch on a screen. The controller includes a voltage analyzer and a calculator. The voltage analyzer measures an output voltage of a sensing electrode of a touch sensor. The calculator calculates a capacitance between the sensing electrode and a driving electrode. The calculator calculates the capacitance based on a voltage matrix and the output voltage for one or more time periods. The voltage matrix is based on a code matrix of a plurality of code matrices. | 02-12-2015 |
| 20150042602 | INPUT DEVICE AND ELECTRONIC DEVICE INCLUDING THE SAME - An input device according to one of various embodiments of the present disclosure includes a body having an ElectroMagnetic Induction (EMI) circuit, a first contact member reciprocating in the body and associated with the EMI circuit, and a second contact member installed to the body and having at least a part disposed in side by side with the first contact member, the second contact member being made of a conductive material. | 02-12-2015 |
| 20150042598 | FLEXIBLE TOUCH DISPLAY PANEL - The spread of nascent cracks through a flexible electrodes layer is blocked or impeded by patterning at least one of the electrodes to have crack-spread blocking boundaries and/or crack-spread impeding choke points, where the crack-spread blocking boundaries are placed to block linear growth of cracks and the crack-spread impeding choke points are placed and sized to serve as bottlenecks that impede linear growth of cracks through the corresponding electrode. Additionally, greater flexibility is provided by including a pattern of elongated strips of narrow width electrode material longitudinally extending in different directions, where the provided flexibility is greater than what it would be if a pattern of elongated narrow width electrode strips longitudinally extending in different directions was not provided. One example of crack-spread blocking boundaries and flexibility enhancing patterning is that of shaping each electrode to have serpentine fingers extending longitudinally in different directions. One example of crack-spread impeding choke points is that of shaping each electrode to have dose but spaced apart openings for example in a grid pattern. | 02-12-2015 |
| 20140347322 | DRIVE CONTROLLING APPARATUS, ELECTRONIC DEVICE AND DRIVE CONTROLLING METHOD - A drive controlling apparatus that drives a vibrating element of an electronic device including a display panel, a touch panel disposed on a display surface side of the display panel and the vibrating element generating a vibration in a manipulation input surface of the touch panel, includes a drive controlling part being configured to drive the vibrating element by using a driving signal causing the vibrating element to generate a natural vibration in an ultrasound-frequency-band in the manipulation input surface, the drive controlling part being configured to drive the vibrating element so that an intensity of the natural vibration varies in accordance with a position and a temporal change degree of the position of a manipulation input performed onto the manipulation input surface. | 11-27-2014 |
| 20140347312 | Method for Rejecting a Touch-Swipe Gesture as an Invalid Touch - In one embodiment, a method for rejecting a touch-swipe gesture as an invalid touch includes receiving a signal indicating a touch-swipe gesture on a display coupled to a touch sensor operable to detect touch input, the touch sensor having a first capacitive node and a second capacitive node surrounding at least a portion of the first capacitive node. The method also includes detecting that the touch-swipe gesture activated the second capacitive node and, in response to the touch-swipe gesture activating the second capacitive node, rejecting the touch-swipe gesture as an invalid touch. | 11-27-2014 |
| 20110090172 | CAPACITIVE TOUCH SENSOR - According to the capacitive touch sensor of the present invention, the first transparent conductor patterns are positioned upper than the second transparent conductor patterns. Each of the first and the second conductor patterns has a plurality of broadened parts. Each of the broadened parts of the second transparent conductor patterns is larger in area than each of the broadened parts of the first transparent conductor patterns. | 04-21-2011 |
| 20110096021 | LIQUID CRYSTAL DISPLAY DEVICE - Disclosed is a liquid crystal display device to realize soft touch and sense touch regardless of illumination of external light or reflected light. The liquid crystal display device includes a liquid crystal panel including a first substrate and a second substrate facing each other, wherein a liquid crystal layer is interposed between the first substrate and the second substrate, an infrared sensor arranged on the first substrate, an infrared filter arranged corresponding to the infrared sensor arranged on the second substrate facing the first substrate, a first polarizing plate adhered to the back surface of the first substrate, a second polarizing plate adhered to the back surface of the second substrate, a light guiding plate arranged under the first polarizing plate, a first light source arranged on one side of the light guiding plate to emit white light, and a second light source arranged on the other side of the light guiding plate to emit infrared light to the light guiding plate. | 04-28-2011 |
| 20110175845 | SENSOR APPARATUS AND ELECTRONIC APPARATUS - A sensor apparatus includes: a display cover including an operation area that is pressed by an operator and a circumferential area located on the circumference of the operation area; a frame including an opening covered by the operation area and a fixing portion that fixes the circumferential area; a touch panel that is supported by the display cover to be positioned at the opening and detects a position at which the operator comes into contact with the operation area; and a pressure-sensitive sensor that is provided between the display cover and the frame, includes a first electrode and a second electrode opposed to the first electrode, and detects a pressing force with respect to the operation area based on a change of a capacitance between the first electrode and the second electrode that corresponds to a deflection amount of the display cover. | 07-21-2011 |
| 20110080367 | LOW POWER WAKEUP DETECTION CIRCUIT AND A PORTABLE ELECTRONIC DEVICE HAVING A LOW POWER WAKEUP DETECTION CIRCUIT - The present disclosure provides a low power wakeup detection circuit and a portable electronic device having a low power wakeup detection circuit. In accordance with one embodiment, there is provided a portable electronic device, comprising: a housing; a controller received within the housing; a touch-sensitive display having a touch-sensitive overlay, the touch-sensitive display being mechanically constrained by the housing; at least one force sensing transducer located below the touch-sensitive display on an opposite side to the touch-sensitive overlay, the at least one force sensing transducer being connected to the controller and measuring forces applied to the touch-sensitive display; wherein the controller is configured for: initiating a sleep mode from a full power mode in response to a trigger; when in the sleep mode, reading force data measured by the at least one force sensing transducer at a reduced duty cycle relative to the full power mode, comparing the force data to a wakeup force threshold, and returning to the full power mode from the sleep mode when the force data is greater than the wakeup force threshold. | 04-07-2011 |
| 20110096024 | MOBILE TERMINAL - A mobile terminal including a wireless communication unit configured to wirelessly communicate with at least one other terminal; a capacitance touch screen including an input touch layer configured to detect a touching of the touch screen, an output touch layer configured to output touch signals corresponding to the detected touching of the touch screen, a display layer configured to display information, and a proximity sensor layer disposed between the touch input layer and the touch output layer and configured to proximity detect a movement of a selection unit over the capacitance touch screen without the selection unit actually touching the capacitance touch screen; and a controller configured to calculate coordinates of a touch point where the capacitance touch screen was touched based on the output touch signals and to calculate coordinates of points along the detected movement of the selection unit based on the proximity detected movement by the proximity sensor layer. | 04-28-2011 |
| 20110096016 | SENSE ELECTRODE DESIGN - A touch sensitive device includes a plurality of sense electrodes arranged in a pattern to receive charge from drive electrodes. The pattern of sense electrodes has extreme portions having worst case charge transfer times, wherein the worst case charge transfer time at multiple extreme portions is substantially equal. | 04-28-2011 |
| 20110032208 | COMPLEX RESISTANCE TYPE COORDINATE INPUT DEVICE - A complex resistance type coordinate input device includes an upper conductive structural layer, a lower conductive structural layer, and an intermediate conductive structural layer being disposed between the upper conductive structural layer and the lower conductive structural layer. The upper conductive structural layer provides an upper conductive thin layer, the lower conductive structural layer provides a lower conductive thin layer, and the intermediate conductive structural layer provides the first intermediate conductive thin layer facing the upper conductive thin layer and the second side of the intermediate conductive structural layer to form a digit-resistance type touch pad structure, and the second intermediate conductive thin layer facing the lower conductive thin layer to form an analog-resistance type touch pad structure. | 02-10-2011 |
| 20110096015 | SENSE ELECTRODE SPINE INTERPOLATION - An electrode layout for a touchscreen includes multiple sense electrodes. Each sense electrode has multiple spines coupled to each other, including a main spine and at least one spaced apart interpolation spine running in the same direction. The interpolation spine of one sense electrode is positioned adjacent a spaced apart interpolation spine of a neighboring sense electrode to provide interpolated sense electrodes. | 04-28-2011 |
| 20090309850 | CAPACITIVE TOUCH PANEL - A capacitive touch panel is assembled by a substrate layer, sensing layer, and surface layer. A plurality of transparent X and Y axis traces are arranged on the sensing layer and intersect each other as a matrix. A front end of each X trace and each Y trace has a joint. The plurality of X axis traces and Y axis traces are arranged at the same plane. Each X axis trace includes a plurality of induction-spots and each Y axis trace includes a plurality of induction-spots. The induction-spots of one X axis trace are connected one by one, while the induction-spots of one Y axis trace are formed separately with gaps. The adjacent induction-spots of Y axis trace are connected by a bridge structure and the induction-spots of the Y axis trace are insulated to the respective one of the plurality of X axis trace. | 12-17-2009 |
| 20110050632 | MULTI-FIELD SENSING OF A CAPACITIVE TOUCH PANEL - A detect method of a capacitive touch panel alternately senses the traces of the capacitive touch panel to generate two series of fields, interpolates with the first fields to obtain interpolation fields having temporal coordinates identical to that of the second fields, and combines the second fields and the interpolation fields to generate reconstructed frames for coordinate calculation. Therefore, the capacitance sensing sequence of the traces is scheduled in a multi-field way to reduce the operation of the detector circuit of the capacitive touch panel. | 03-03-2011 |
| 20110050622 | Load cell touch control device - A load cell touch control device includes a touch panel, a plurality of load cells and a control unit. The touch panel receives a stress applied thereon. The load cells are implemented in the touch panel to detect respective components of the stress received by the touch panel. The control unit is connected to the load cells in order to receive magnitudes of the respective components to thereby calculate a magnitude, position and motion trace of the stress on the touch panel based on the respective components detected by the load cells in the touch panel. | 03-03-2011 |
| 20110063243 | PHOTO-SENSING TYPE TOUCH PANEL EMBEDDED LIQUID CRYSTAL DISPLAY DEVICE AND METHOD FOR DRIVING THE SAME - A photo-sensing type touch panel embedded liquid crystal display device and a method for driving same are disclosed, where the device includes a liquid crystal panel includes a touch sensor provided in each of n pixels, where n is a Natural Number; a ROIC readout part which receives a readout voltage value from readout lines provided in the touch panel embedded liquid crystal panel; an ADC conversion part which converts an analog voltage value transmitted to the ROIC readout part into a digital value; a calculation part which calculates a calculated value by subtracting a corresponding value detected from the ADC conversion part when no-backlight is applied from a value detected from the ADC conversion part when a backlight is applied; and a position detection part for detecting a touch point on the photo-sensing type touch panel if the calculated value from the calculation part is beyond a predetermined value. | 03-17-2011 |
| 20110115739 | LIQUID CRYSTAL DISPLAY DEVICE - An LCD device is disclosed, which comprises first and second substrate confronting each other; a liquid crystal layer between the first and second substrates; and a transparent electrode pattern layer in a predetermined pattern on one surface of the first substrate, which is not confronting the second substrate, for prevention of static electricity and improvement of touch sensitivity, wherein the transparent electrode pattern layer is formed in a predetermined pattern on one surface of the first substrate, which enables to prevent the static electricity during the manufacturing process, and to improve the user's touch sensitivity through the increased resistance of electrode. | 05-19-2011 |
| 20110115744 | PORTABLE DEVICE - A portable device including: a housing including a bottom wall section and a frame-shaped peripheral wall section provided on the bottom wall section; a pressure-sensitive touch panel including a bonding section and a contact section, the bonding section being bonded to the peripheral wall section and the contact section being surrounded by the housing and positioned inside from the bonding section; and a control board that is electrically connected to the touch panel through the contact section. | 05-19-2011 |
| 20110115740 | DISPLAY DEVICE AND TOUCH PANEL THEREOF - A touch panel includes a first electrode plate, a second electrode plate, and a transparent insulator. The first electrode plate includes a first transparent conductive layer. The second electrode plate includes a second transparent conductive layer opposite to and spaced from the first transparent conductive layer. The transparent insulator is located between and contacts with the first transparent conductive layer and the second transparent conductive layer. The transparent insulator has a refractive index larger than 1.0. | 05-19-2011 |
| 20110115743 | SENSING METHDO AND CALIBRATION METHOD FOR A CAPACITIVE TOUCH PANEL - Stimulus regions are defined based on the traces of a capacitive touch panel. A first signal is applied to a first trace in a first direction under a second signal applied to a second trace in a second direction to stimulate the second trace, to sense a stimulus region for an ADC value thereof. Calibration parameters for the traces are determined according to the ADC values of the traces without being touched, and are stored for later sensing the traces for position calculation and multi-finger calculation. | 05-19-2011 |
| 20110115741 | TOUCH SENSITIVE PANEL SUPPORTING STYLUS INPUT - Operating a user input device by scanning touch sensitive elements of a touch pad to measure touch sensitive element values. The touch sensitive element values are compared to a stylus input threshold pattern. Upon a favorable comparison, a stylus input condition is determined, stylus input touch pad processing settings are enacted, and a position of the stylus upon the touch pad is detected. Detection of the stylus position upon the touch pad is based upon the touch sensitive element values and the stylus input touch pad processing settings. The touch sensitive element values are compared to a touching finger threshold pattern. Upon a favorable comparison, a touching finger condition is determined, touching finger touch pad processing settings are enacted, and the touching finger's position upon the touch pad is detected based upon the touch sensitive element values. | 05-19-2011 |
| 20110115742 | TOUCH SENSITIVE PANEL DETECTING HOVERING FINGER - A touch sensitive pad with a plurality of touch sensitive elements and processing circuitry coupled to a communications interface and to the touch sensitive pad for scanning the plurality of touch sensitive elements to measure a plurality of touch sensitive element values. The plurality of touch sensitive element values is compared to a hovering finger threshold pattern. Upon a favorable comparison, a hovering finger condition is determined, and a position of the hovering finger in three-dimensions is detected with respect to the touch sensitive pad. The plurality of touch sensitive element values is compared to a touching finger threshold pattern. Upon a favorable comparison, a touching finger condition is determined, and a position of the touching finger is detected upon the touch sensitive pad. | 05-19-2011 |
| 20110001725 | TOUCH PANEL AND DRIVING METHOD THEREOF - An object of one embodiment of the present invention is to provide an inexpensive touch panel capable of color imaging with high resolution. A touch panel includes a panel including a first substrate and a second substrate opposed to each other, and a plurality of light sources sequentially or concurrently provides, from the first substrate side, lights of different wavelength regions to the panel. A plurality of pixels each including a liquid crystal element, a photodiode, and a thin film transistor is provided between the first substrate and the second substrate. An island shaped semiconductor film included in the photodiode and an island shaped semiconductor film included in the thin film transistor are formed by etching one semiconductor film over the second substrate. | 01-06-2011 |
| 20110018838 | Capacitive Type Touch Panel - A capacitive type touch panel comprises a transparent substrate, a transparent conductive layer, an insulating layer, and a plurality of first leads. The transparent conductive layer is overlaid on a surface of the transparent substrate and comprises a plurality of first electrodes, a plurality of second electrodes and a plurality of connecting lines. The plurality of first electrodes and the plurality of second electrodes are arranged in a staggered manner, and the plurality of connecting lines respectively connect two adjacent second electrodes. The insulating layer comprises a plurality of insulating areas, wherein the plurality of insulating areas are respectively overlaid on the plurality of connecting lines. The plurality of first leads are respectively disposed on the plurality of insulating areas and respectively connect two adjacent first electrodes. Each of the first electrodes and second electrodes has a pattern which is formed by transparent electrode leads. | 01-27-2011 |
| 20110084932 | PORTABLE ELECTRONIC DEVICE INCLUDING TOUCH-SENSITIVE DISPLAY AND METHOD OF CONTROLLING SAME - A method includes receiving signals from force-sensing resistors, detecting a touch on a touch-sensitive display and determining a location of the touch, receiving, from force-sensing resistors, signals related to the touch, and calibrating the force-sensing resistors by adjusting the gain for a first force-sensing resistor, of the force-sensing resistors, based on at least the signals and the location of the touch. | 04-14-2011 |
| 20120293445 | Noise Blanking for Capacitive Touch Displays - Disclosed are various embodiments of a capacitive touchscreen or touch panel system comprising a controller operably connected to a first plurality of drive electrodes and a second plurality of sense electrodes. The controller includes a noise disruption detector circuit, a user noise source detector/anticipator circuit, clock control logic circuitry operably connected to the noise disruption detector circuit and to the user noise source detector/anticipator circuit, at least one static-clocked digital filter circuit operably connected to and controlled by the clock control logic circuitry, a central processing unit (CPU) operably connected to the clock control logic circuitry, firmware operably connected to the CPU; and touch position circuitry configured to deliver signals indicative of touch positions on the touchscreen to a host controller. The controller is configured to employ at least one of the CPU and the firmware to cause the clock control logic circuitry to inhibit operation of the digital filter circuit in response to a signal representative of excessive noise levels being provided by either the noise disruption detector circuit or the user noise source detector/anticipator circuit. | 11-22-2012 |
| 20120293456 | INFORMATION INPUT APPARATUS, INFORMATION INPUT METHOD, AND PROGRAM - An information input apparatus includes: a touch pad; a touch information detecting unit which detects touch information that is information resulting from an operator contacting the touch sensor with a finger; a touch operation start position detecting unit which detects, using the touch information, a touch operation start position that is a start position of a touch operation performed by the operator; a touch operation recognition condition storage unit which stores a plurality of touch operation recognition conditions each for recognizing one of types of touch operation, in association with each of touch operation start positions; and a touch recognizing unit, which recognizes the touch operation, using the touch operation recognition conditions stored in association with the touch operation start position detected by the touch operation start position detecting unit, to determine a type of the touch operation. | 11-22-2012 |
| 20120293457 | TOUCH SCREEN, TOUCH PANEL AND DISPLAY DEVICE - A detection column wiring includes a set of a first metal wiring having a zigzag pattern and a second metal wiring having a structure axisymmetric with the first metal wiring about a column direction. The first metal wiring includes first sloped portions obliquely sloped by an inclination angle of 45° with respect to the column direction, and first parallel portions parallel with the column direction and continuous with the first sloped portions; the first sloped portions and the first parallel portions being repeatedly placed in a zigzag shape along the column direction. Each detection row wiring has the same structure. A sloped portion of the first sloped portions of the first metal wiring is always orthogonally and spatially intersected, at its middle point, with a sloped portion of the second sloped portions of the third metal wiring at its middle point. Other portions have the same orthogonal relationship. | 11-22-2012 |
| 20110007020 | TOUCH SENSOR PANEL DESIGN - A touch sensor panel including a plurality of drive lines crossing a plurality of sense lines, forming an array. The plurality of drive lines and the plurality of sense lines are formed by interconnecting sections of at least one conductive material having a truncated diamond shape or formed of interconnected conductive lines. At least one conductive dummy region may be disposed in an area of the touch sensor panel around the truncated diamond shape sections or interconnected conductive lines of the plurality of drive lines and the plurality of sense lines. One or more lines may be formed overlapping the interconnected sections of each of the plurality of drive lines and the plurality of sense lines. | 01-13-2011 |
| 20150324030 | CAPACITIVE TOUCH SENSOR AND METHOD - A capacitive touch sensor is disclosed for use with input signal. The capacitive touch sensor includes a number n of input/output lines. Each of the number n of input/output lines is electrically disconnected from every other of the number n of input/output lines. Each of the number n of input/output lines is arranged to cross every other of the number n of input/output lines. Each of a number β of positions, includes one of the number n of input/output lines crossing another of the number n of input/output lines. | 11-12-2015 |
| 20150324035 | Systems and Methods for Capacitive Touch Detection - System and methods are provided for touch detection. An example system includes: a measurement unit configured to acquire capacitance measurement data from a touch panel; a pre-processing unit configured to detect whether a touch event occurs on the touch panel based at least in part on the capacitance measurement data and generate an activation signal in response to the detection of the touch event; and a microcontroller unit configured to be activated in response to the activation signal to perform post-processing operations related to the touch event. | 11-12-2015 |
| 20150324031 | Touch Panel - Provided is a touch panel including a driving line extending in a first direction and first and second sensing lines extending in a second direction intersecting the first direction. A first end of the first sensing line and a first end of the second sensing line are connected with each other. One of the second ends of the first and second driving lines is connected to a driving unit configured to provide driving signals. | 11-12-2015 |
| 20160034073 | Touch Panel and Touch Type Input Device - A touch panel that includes a film having piezoelectric properties, the film having a first principal plane and a second principal plane. A divided electrode is on the first principal plane, and a uniform ground electrode is on the second principal plane and arranged opposite to the divided electrode on the first principal plane. | 02-04-2016 |
| 20110187672 | Touch Display Panel and Associated Method - A conductive layer of a touch sensor and a pixel electrode conductive layer of a display panel are integrated to a touch display panel during the same fabrication. The touch sensor defines a plurality of sensor groups that are insulated from each other in a same conductive layer, and each of the sense groups is divided into a plurality of mutually-coupled first electrodes, a plurality of mutually-coupled second electrodes and a plurality of mutually-coupled third electrodes. The first electrodes and the third electrodes are insulated from each other and are horizontally interlaced. The first electrodes and the second electrodes are insulated from each other and are located on opposite sides of a horizontal symmetry axis. A gain for compensating a vertical coordinate of a touch position is introduced according to capacitance variances of the first electrodes and the second electrodes. | 08-04-2011 |
| 20160070401 | ELECTRONIC APPARATUS AND METHOD FOR IMPLEMENTING USER INTERFACE - An electronic apparatus and method of implementing a user interface according to a pressure intensity of a touch on the electronic apparatus, the method including detecting a position at which the touch is input, identifying the type of object displayed on the position, and detecting the pressure intensity. Accordingly, the user can manipulate electronic apparatuses with greater convenience. | 03-10-2016 |
| 20120194474 | CONDUCTOR PATTERN STRUCTURE OF CAPACITIVE TOUCH PANEL - Disclosed is a conductor pattern structure of a capacitive touch panel. First-axis conductor assemblies and second-axis conductor assemblies are formed on a surface of a substrate. Each first-axis conductor assembly includes a plurality of first-axis conductor cells that are interconnected by first-axis conduction lines. An insulator is formed on a surface of each adjacent first-axis conductor cell. Each second-axis conductor assembly includes a plurality of second-axis conductor cells that are interconnected by second-axis conduction lines. Each second-axis conduction line extends across the insulator disposed on the adjacent first-axis conductor cell. | 08-02-2012 |
| 20120194471 | DEVICE HAVING TOUCH SCREEN AND METHOD FOR CHANGING TOUCH MODE THEREOF - An apparatus and method for changing a touch mode in a device having a touch screen including a plurality of touch sensors is provided. In a method for changing a touch mode in the device, the device determines a variation in the influx of electric charges during a time period in a charging process, and determines whether the variation exceeds a given critical value. If the variation exceeds the critical value, the device operates the touch screen in a self capacitive touch mode using the touch sensors as sending ends for sending the electric charges in order to detect a touch event. Therefore, the device of a mutual capacitive touch type can detect a touch event by using the self capacitive touch mode even in unstable power environments. | 08-02-2012 |
| 20120194470 | CAPACITIVE TOUCH PANEL AND COORDINATE DETECTING METHOD THEREOF - The invention discloses a capacitive touch panel and a coordinate detecting method thereof. The capacitive touch panel according to the invention includes N first electrodes extending along a first direction, M second electrodes extending along a second direction non-parallel with the first direction, and a controlling/processing device, where N and M respectively are an integer larger than 1. In particular, the controlling/processing device simultaneously outputs a frequency signal to each of the first electrodes, simultaneously outputs another frequency signal to each of the second electrodes, and monitors a respective third frequency signal outputted by each first electrode and a respective fourth frequency signal outputted by each second electrode. Moreover, the controlling/processing device judges at least one touch coordinate in accordance with the monitored third frequency signals and the monitored fourth frequency signals. | 08-02-2012 |
| 20120176338 | CAPACITIVE SENSOR AND DETECTION METHOD USING THE SAME - The present invention provides a capacitive sensor and detection method using the same. The capacitive sensor of the present invention includes at least one detecting plate and at least one reference plate surrounding each detecting plate. All of the reference plates are electrically coupled to the same first wire, and each reference plate is electrically coupled to a second wire. When an electrical signal is provided to the first wire and each second wire, one or more detecting plates touched or approached can be detected simultaneously based on the signal difference between each second wire and the first wire. | 07-12-2012 |
| 20120176337 | Electronic Art System and Related Method - There is presented a system and method for producing art electronically. In one embodiment, an electronic art system comprises an electrically sensitive art surface, an art brush having bristles, a voltage reference coupled to the bristles of the art brush, and an at least lightly conductive liquid for moistening the bristles. An electrical pattern formed by an interaction between a plurality of the moistened bristles of the art brush executing a brushstroke and the electrically sensitive art surface, resulting in production of an image of the brushstroke. In other embodiments, the electronic art system can comprise one or more of a camera configured to capture an optical image of the brushstroke, a conductive micro-screen providing a residual image of the brushstroke, a position detection unit for identifying the location of the brushstroke on the electrically sensitive art surface, and a computer to process and produce the image of the brushstroke. | 07-12-2012 |
| 20110122085 | APPARATUS AND METHOD FOR PROVIDING SIDE TOUCH PANEL AS PART OF MAN-MACHINE INTERFACE (MMI) - A touch sensitive apparatus for providing side touch panel as part of man-machine interface is provided. A front panel are disposed on the front surface. A first sensor being a resistive or capacitive type sensor is disposed on or under one of plurality of side surfaces for sensing a touch thereon. A first sensor controller coupling the first sensor is for generating one or more signals in response to the touch on the first sensor. An application module provides a plurality of applications each comprising a plurality of function handlers. A system framework provides registration information for each function handler associated with an action type on the first sensor, determines an action type in terms of the signal(s) from the first sensor controller, and drives one function handler to perform a specific function according to the determined action type and the registration information. | 05-26-2011 |
| 20120194473 | CONDUCTOR PATTERN STRUCTURE OF CAPACITIVE TOUCH PANEL - Disclosed is a conductor pattern structure of a capacitive touch panel. First-axis conductor assemblies and second-axis conductor assemblies are formed on a surface of a substrate. Each first-axis conductor assembly includes a plurality of first-axis conductor cells that are interconnected by first-axis conduction lines. Each second-axis conductor assembly includes a plurality of second-axis conductor cells that are interconnected by second-axis conduction lines. At least part of each first-axis conduction lines is conductive in horizontal direction and insulating in vertical direction and each of the second-axis conduction lines respectively intersects with the at least part of corresponding first-axis conduction lines. | 08-02-2012 |
| 20140204060 | TOUCH SENSOR AND DISPLAY DEVICE - A touch sensor that may detect an object away from the sensor is provided. The touch sensor includes one or more drive electrodes; one or more detection electrodes forming capacitance in cooperation with the respective drive electrodes; a detection circuit applying drive signals to the respective drive electrodes to detect the object based on detection signals obtained from the respective detection electrodes in response to the respective drive signals; and a controller controlling to change a range of electric flux lines generated between the drive electrodes and the detection electrodes. | 07-24-2014 |
| 20140204052 | SYSTEM AND METHOD USING DETECTABLE SIGNALS OF PANEL FOR DATA COMMUNICATION - A system using detectable signals of panel for data communication includes the panel, at least one detectable signal detector, and a control unit. The panel has a surface for displaying an image. At least one area of the surface is used to display variation of a detectable signal. The at least one detectable signal detector is coupled to the at least one area for detecting the variation of the detectable signal in the at least one area and producing a corresponding detection signal. The control unit is connected to the at least one detectable signal detector for receiving the detection signal. Thus, the control unit can receive the data sent from the at least one area. | 07-24-2014 |
| 20140204046 | CAPACITIVE TOUCH SENSING DEVICE AND DETECTION METHOD THEREOF - There is provided a capacitive touch sensing device including a sensing element, a drive unit, a detection circuit and a processing unit. The sensing element has a first electrode and a second electrode configured to form a coupling capacitance therebetween. The drive unit is configured to input a drive signal to the sensing element. The detection circuit is configured to detect a detection signal coupled to the second electrode from the drive signal through the coupling capacitance and to modulate the detection signal respectively with two signals to generate a two-dimensional detection vector. The processing unit identifies a touch event according to the two-dimensional detection vector. | 07-24-2014 |
| 20160034135 | MOBILE TERMINAL AND METHOD OF SELECTING LOCK FUNCTION - A mobile terminal and a method of selecting a lock function thereof are provided. The method of selecting a lock function of a mobile terminal having a touch screen includes: measuring, when at least one touch occurs on the touch screen, at least one of a pressure, a current, and a capacitance of an area of the touch screen in which the touch occurs; and selecting, if at least one of the measured pressure, current, and capacitance is greater than or equal to a preset value, a lock function. Thus, by touching the touch screen in such a manner that a high current or capacitance may be measured in a specific area of the mobile terminal, a user can easily perform a desired function, thereby improving user convenience. | 02-04-2016 |
| 20160034103 | CAPACITANCE TYPE TOUCH PANEL AND METHOD OF DETECTING INPUT OPERATION POSITION THEREIN - A capacitance type touch panel is provided which detects an input operation position with high accuracy without being affected by noise irrespective of the input operation position and the size of an input operation body. A method of detecting an input operation position in the capacitance type touch panel is also provided. When an input operation position is in between adjoining intersection points (m,n), voltage change levels R(m,n), which are less than a cutoff threshold value, of intersection points (m | 02-04-2016 |
| 20160034102 | METHOD OF MULTI-ZONE CAPACITIVE SENSING, DEVICE AND APPARATUS IMPLEMENTING THE METHOD - A method is provided for capacitive detection, implementing a plurality of electrodes capable of allowing the detection of objects in their proximity by capacitive coupling, and including a step of simultaneous polarization of at least a part of the electrodes with different excitation potentials, the excitation potentials being generated with respect to a reference potential such that the scalar product over a predetermined duration of at least two of these excitation potentials is zero or very much less than the scalar product of one and/or the other of these excitation potentials with itself over the predetermined duration. A device and an appliance implementing the method are also provided. | 02-04-2016 |
| 20160034096 | FLAT SELF-LUMINOUS TOUCH SWITCH - A flat self-luminous touch switch, including: a self-luminous touch unit, including at least one flat self-luminous pixel and a pixel driving interface; and a switch control unit, including a first driving interface and a second driving interface, wherein, the first driving interface is coupled with the pixel driving interface to provide at least one pixel driving signal and transmit a touch detection signal; and the second driving interface provides an analog switch channel and/or at least one digital output signal according to a detection result of the touch detection signal. | 02-04-2016 |
| 20140184559 | TOUCH SENSOR INTEGRATED TYPE DISPLAY DEVICE - Disclosed is a touch sensor integrated type display device, that includes a plurality of gate lines and data lines which cross each other and form a plurality of pixel areas, a plurality of first electrodes arranged in parallel with one another in a first direction, a plurality of second electrodes which are formed on the same layer as the first electrodes and are arranged in parallel with one another in the first direction and a second direction crossing the first direction, and a plurality of pixel electrodes which are formed on a layer different from the first and second electrodes in the pixel areas and are positioned opposite the first and second electrodes. The first electrodes and the second electrodes arranged in parallel with one another in the first direction are alternately disposed every m electrode lines, where m is a natural number. | 07-03-2014 |
| 20110169767 | POLARIZER CAPACITIVE TOUCH SCREEN - A touch screen is disclosed. The touch screen includes a display assembly to generate a visible feedback to a user, a conductive layer spaced from the display assembly for sensing a touch of the user, and a polarizer layer disposed adjacent the conductive layer, wherein the conductive layer is interposed between the display assembly and the polarizer layer. | 07-14-2011 |
| 20120127126 | MULTI-USER INPUT SYSTEMS AND PROCESSING TECHNIQUES FOR SERVING MULTIPLE USERS - Techniques for providing a common input for multiple users are disclosed. Two separate input detection systems can be provided. One input detection system detects the identity of user while the other detects the location of input for processing. The information provided by the two detection systems is effectively reconciled to determine whether a particular user identified by the first system has provided input in a particular location indicated by the second system. Information can be reconciled, for example, at least partially based on the timing information provided by the two systems (e.g., whether the times indicated by the two systems are within an acceptable range). It will also be appreciated that both input system can be integrated into a single device which can be presented, for example, as multi-user touchscreen. The multi-user touch screen can provide a common input surface to serve numerous applications. | 05-24-2012 |
| 20120127125 | TOUCH PANEL APPARATUS, CONTROL APPARATUS AND CONTROL METHOD - According to an embodiment, a control apparatus controls a touch panel includes a first resistive film includes a first terminal and a second terminal and a second resistive film includes a third terminal and a fourth terminal, the first and second resistive films being laid on top of each other with a gap between the resistive films. The control apparatus comprises an application unit, a measurement unit and a calculation unit. The application unit is configured to apply a voltage between the first terminal and the second terminal at a first timing. The measurement unit is configured to measure a voltage of each of the third and fourth terminals at the first timing. The calculation unit is configured to derive a positional relationship between two points at which the touch panel has been touched based on the voltages of the third and fourth terminals measured at the first timing. | 05-24-2012 |
| 20120127124 | Dual Mode Touchpad with a Low Power Mode Using a Proximity Detection Mode - A system includes a touchpad sensor array, a touch circuit, and a proximity circuit. The touch circuit executes a touch mode configured to track the position of a user or conductive object on the touchpad sensor array by detecting a change in an electrical property of the touchpad. The proximity circuit executes a proximity detection mode configured to track the position of a user or conductive object near or proximate to the touchpad sensor array by detecting a change in an electrical property of the touchpad. The system is configured to switch from the touch mode to the proximity detection mode after a predetermined period of inactivity, where the proximity detection mode can operate at one or more reduced polling rates, resulting in a reduced overall power dissipation. The system is configured to switch back to the touch mode when activity is detected by the proximity circuit. | 05-24-2012 |
| 20120127123 | TOUCH PANEL APPARATUS AND TOUCH PANEL DETECTION METHOD - A touch panel apparatus includes a detector configured to detect contact or approach of an object to a panel within a detection range of the panel, a controller configured to execute the detection on the entire panel and control the detection range in accordance with a result of the detection, and an output unit configure to determine and output a position corresponding to the contact or the approach of the object within the detection range controlled by the controller. | 05-24-2012 |
| 20120127122 | INPUT SENSING CIRCUIT AND TOUCH PANEL INCLUDING THE SAME - An input sensing device for sensing an input on a touch panel, and touch panel are provided. The input sensing device has a capacitance node and includes a charge pump to which an output signal from a first electrode of the capacitance node is input as a charge source in response to a sensing signal applied through a second electrode of the capacitance node. The input sensing device determines whether there is an input on the touch panel, based on an output voltage of the charge pump. | 05-24-2012 |
| 20120127121 | IN CELL TOUCH PANEL - Embodiments of the present invention employ resistance compensation to broaden voltage reading range of readout lines connected to a processing chip of an in cell touch panel. The resolution of the in cell touch panel is increased under the condition that the number of pins of the processing chip is not increased or is unchanged. | 05-24-2012 |
| 20120127120 | TOUCH DEVICE AND TOUCH POSITION LOCATING METHOD THEREOF - A touch device and a touch position locating method thereof are provided. The touch position locating method includes the following steps. A plurality of target blocks are selected from a plurality of sensing blocks of a touch panel. The target blocks are detected at the same time to obtain a plurality of touch sensing data. Reference data is obtained according to the touch sensing data. Subtraction operations between the reference data and the touch sensing data are performed respectively, so as to obtain a plurality of adjusted touch sensing data. A location of a touch point on the touch panel is calculated according to the adjusted touch sensing data. | 05-24-2012 |
| 20120127119 | TOUCH SYSTEM CAPABLE OF REFRESHING AN OPERATION FREQUENCY OF A PROCESSOR AND METHOD THEREOF - A method of refreshing an operation frequency of a processor includes detecting a number of objects touching a touch panel, refreshing the operation frequency of the processor according to the number of the objects touching the touch panel, detecting a number of following objects touching the touch panel according to the refreshed operation frequency of the processor, calculating coordinates of the objects touching the touch panel, and outputting the coordinates of the objects to a touch system. | 05-24-2012 |
| 20120127117 | CAPACITIVE TOUCHSCREEN STRUCTURE - A capacitive touchscreen structure comprises in sequence a surface substrate including a top surface having a touch area, and a bottom surface opposite to the top surface; and a transparent conductive layer formed on the bottom surface of the surface substrate and having at least one electrode pattern arranged on the lateral side of the transparent conductive layer. When an external voltage is applied to the electrode pattern, a surface capacitance is generated on the touch area and variation of the surface capacitance is detected to determine a position where a user touches. A terminal impedance exists between the electrode patterns and has a value of 800-2000Ω. As the surface substrate is arranged on the surface of the overall capacitive touchscreen structure of the present invention, the capacitive touchscreen structure of the present invention is more durable and has higher yield. | 05-24-2012 |
| 20120127114 | TOUCH-SENSITIVE DEVICE WITH ELECTRODES HAVING LOCATION PATTERN INCLUDED THEREIN - A conductive element in a touch sensitive device, such as an electrode in a mutual capacitive touch sensor, that includes conductors arranged in a location pattern that may be sensed and analyzed, and a position on the touch sensor determined therefrom. | 05-24-2012 |
| 20120127113 | FLEXIBLE RESISTIVE TOUCH SENSOR STRUCTURE - A flexible resistive touch sensor structure includes a roll of first and a roll of second flexible transparent substrates, first connection wires, second connection wires, spacer dots and insulation frames. The rolls of first and the second flexible transparent substrate have first and second electrode unit regions thereon respectively. Each first electrode unit region includes at least one first transparent electrode. Each second electrode unit region includes at least one second transparent electrode correspondingly facing to the first electrode unit regions. The first connection wires are connected to the first transparent electrodes. The second connection wires are connected to the second transparent electrodes. The spacer dots are disposed between the first and the second transparent electrodes. The insulation frame seal surroundings of the first electrode unit regions and the second electrode unit regions corresponding to each other respectively and isolate the first and the second connection wires respectively. | 05-24-2012 |
| 20120127112 | FLEXIBLE PROJECTIVE CAPACITIVE TOUCH SENSOR STRUCTURE - A flexible projective capacitive touch sensor structure includes following elements. A roll of first flexible transparent substrate has sensing unit regions thereon, and each of the sensing unit regions includes at least two first transparent patterned electrodes and at least three second transparent patterned electrodes. Bridging wires respectively stride over the corresponding first transparent patterned electrodes and respectively and electrically bridge the second transparent patterned electrodes located at two sides of each of the first transparent patterned electrodes to form at least one conducting wire. Dielectric pads are disposed between the bridging wires and the first transparent patterned electrodes. First connection wires are connected to the first transparent patterned electrodes and have first electrical connection terminals. Each of the second connection wires is connected to one second transparent patterned electrode of one end of the at least one conducting wire and has one second electrical connection terminal. | 05-24-2012 |
| 20120127111 | CONTROL METHODS FOR SENSING DEVICES - A control method for a display device is provided. The sensing device is contacted by at least one object and includes a sensing array formed by a plurality of parallel sensing electrodes. The control method includes the steps of: identifying a contact area of the at least one object in the sensing array; and evaluating a dimension of the at least one object according to the identified contact area. In one embodiment, a width of at least one of the plurality of sensing electrodes is controlled according to the evaluated dimension of the at least one object. In other embodiments, the distance between two sensing electrodes grouped as one measurement electrode set for capacitance differential measurement is determined according to the evaluated dimension of the at least one object. | 05-24-2012 |
| 20120127110 | OPTICAL STYLUS - An optical stylus and host computing system is provided, as are methods related to the operation thereof. In particular, in an example embodiment, a method of operating the optical stylus is provided that includes determining when the optical stylus is in contact with a surface based on signals received by a processor from a pressure sensor of the optical stylus and capturing an image while the optical stylus is in contact with the surface using a camera of the optical stylus. The captured image is then transmitted to a host system. | 05-24-2012 |
| 20160091919 | TOUCH PANEL SYSTEM AND ELECTRONIC DEVICE - In a touch panel system of the present invention, a touch pen is configured of an electronic pen that signals can be input into and output from. A touch panel controller includes a synchronization signal transmission unit that transmits a synchronization signal to the electronic pen during synchronization signal transmission periods immediately before each of a first signal line drive period and a second signal line drive period. The synchronization signal transmission unit transmits the synchronization signal of which the waveform is configured of a Manchester-coded pseudorandom sequence having periodicity to the electronic pen during the synchronization signal transmission period. The electronic pen includes a synchronization signal detecting unit that detects the synchronization signal. | 03-31-2016 |
| 20110050618 | Firmware Methods and Devices for a Mutual Capacitance Touch Sensing Device - Disclosed are various embodiments of methods and devices for operating a processor or host controller in a mutual capacitance sensing device. Methods and devices for sorting motion reports provided to a host controller or other processor in a mutual capacitance sensing device, reporting touch points to a host controller or other processor in a mutual capacitance sensing device, improving noise robustness and navigation performance in a mutual capacitance sensing device, determining a touch area of a user's finger on a touch panel or touchpad of a mutual capacitance sensing device, and avoiding false wakeups and minimizing power consumption in a mutual capacitance sensing device having a touch panel or touchpad are described. | 03-03-2011 |
| 20110050636 | INPUT DEVICE AND DISPLAY DEVICE PROVIDED WITH THE SAME - An input device has an input region and an outside region positioned outside the input region. The input device includes a base body having translucency, a detection electrode configured to detect an input position, and a wiring conductor configured to apply a voltage to the detection electrode. The detection electrode is provided in the input region and on the base body. The wiring conductor is provided in the outside region and on the base body. The input device further includes an insulation film which covers the wiring conductor and is provided in the outside region, and a conductor film provided on the insulation film so as to be opposed to the wiring conductor in a thickness direction of the insulation film. | 03-03-2011 |
| 20110050630 | Information Processing Apparatus, Information Processing Method, and Program - Provided is an information processing apparatus including a pressure intensity detection unit that detects pressure intensity of an operating tool pressing a screen, a change rate detection unit that detects a rate of change of the pressure intensity based on information on the pressure intensity detected by the pressure intensity detection unit, and a function providing unit that provides a specific function in a case the rate of change of the pressure intensity detected by the change rate detection unit is high, and cancels an operation by the operating tool without providing the specific function in a case the rate of change of the pressure intensity is low. | 03-03-2011 |
| 20110050634 | DETECTOR CIRCUIT AND DETECT METHOD OF A CAPACITIVE TOUCH PANEL - A detector circuit and detect method of a capacitive touch panel conditionally abort sensing of useless traces of the capacitive touch panel when the capacitive touch panel senses the traces thereof. For a selected trace, the trace voltage thereof is sampled to be compared with a threshold voltage. If the sampled voltage is lower than the threshold voltage, the sensing of this trace is aborted and thus the operation of the detector circuit is reduced to improve the performance of the capacitive touch panel. | 03-03-2011 |
| 20110050633 | DETECTOR CIRCUIT AND DETECT METHOD OF A CAPACITIVE TOUCH PANEL - A detector circuit and detect method of a capacitive touch panel conditionally abort detection of useless traces of the capacitive touch panel when the capacitive touch panel detects the traces thereof. For a selected trace, first several digital values obtained by detecting the selected trace are compared with a threshold value to identify whether the selected trace is useful or not, and if the selected trace is identified useless, an abort signal is triggered to abort detection of the selected trace. Therefore, the performance of the capacitive touch panel is improved with higher frame rate and less power consumption. | 03-03-2011 |
| 20110050617 | Method and Apparatus for Detecting Defective Traces in a Mutual Capacitance Touch Sensing Device - Several different methods of testing the integrity and proper operation of the drive and sense electrodes in a mutual capacitance sensing device such as a touchscreen or touchpad are disclosed herein. According to one embodiment, measured values of mutual capacitance corresponding to individual cells in a mutual capacitance sensing device are compared to one another and to predetermined thresholds. The results of the comparison are employed to determine whether any of the traces forming the electrodes in the device are defective. By way of example, traces can be defective if they are broken, too thin, too thick, or shorted together. The various embodiments of the methods disclosed herein may be used for touchscreen or touchpad quality control in a manufacturing setting, or may be used to test touchscreens or touchpads that have already been incorporated into electronic devices. The various methods disclosed herein lower manufacturing costs, increase product quality and yield, and may be carried out quickly. | 03-03-2011 |
| 20110050629 | INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD AND PROGRAM - There is provided an information processing apparatus including a pressure value detection section that detects a pressure value which is a size of a pressure applied to the contact surface by the operation tool, a pressure value monitor section that monitors the pressure value detected by the pressure value detection section in conjunction with an elapsed time, a proximity volume determination section that determines whether the proximity volume detected by the touch panel meets a first condition to be larger than a first threshold, a pressure value determination section that determines whether the pressure value monitored by the pressure value monitor section has changed, and a process control section that does not allow the first processing section to execute the first processing when the proximity volume determination section determines the first condition is met and the pressure value determination section determines the pressure value is not changed. | 03-03-2011 |
| 20110050637 | Method, Device and Terminal Apparatus For Processing Capacitance of Respective Layers of Multi-Touch Panel - A device and a terminal apparatus for processing capacitance of respective layers of a multi-touch panel in the field of multi-touch panels. The method includes scanning to capture capacitance values detected by respective sensors of each layer of the multi-touch panel when the multi-touch panel is touched at multiple positions, and processing the captured capacitance values; converting the processed capacitance values into respective digital capacitance parameters; processing the respective digital capacitance parameters. The invention has the advantageous effect that the capacitance of each layer of the multi-touch panel could be detected and controlled such that the capacitance of each layer falls within a consolidated and controllable range, thereby ensuring an accurate and reliable positioning of multiple simultaneous finger touch on the panel. | 03-03-2011 |
| 20110050631 | TOUCH SENSOR - A touch sensor includes a plurality of operation patterns arranged in a first axis direction and supplied with a voltage, a dielectric material layer formed over the plurality of operation patterns, and a plurality of sense patterns formed over the dielectric material layer and arranged in a second axis direction to cross the first axis direction. At least one of the plurality of sense patterns has a parallel structure in which the sense pattern is separated into two or more lines, and the separated sense patterns are recombined once or more. A touch screen having a low resistance value can be obtained. | 03-03-2011 |
| 20110084936 | Method and device for capacitive position detection - The method and device for capacitive position detection are disclosed. The touch related sensors within a sensing device with a plurality of sensors are detected first. Therefore at least a range of the mutual capacitance detection for detecting sensing information can be determined according to the touch related sensors. The sensing information within the range of the mutual capacitance detection can be used for generating a two-dimension sensing information. | 04-14-2011 |
| 20090273578 | SENSING CIRCUIT, DISPLAY DEVICE AND ELECTRONIC APPARATUS - A sensing circuit having a first substrate, a second substrate, a layer of dielectric material, a first electrode, a second electrode and an electrostatic capacitance detection unit is provided. The second substrate faces the first substrate. The dielectric material is held between the first substrate and the second substrate. The first electrode and the second electrode are arranged between the dielectric material and the first substrate. The electrostatic capacitance detection unit is configured to produce a detection signal having an amplitude according to a value of capacitance formed between the first electrode and the second electrode through the dielectric material. | 11-05-2009 |
| 20150323995 | TACTILE FEEDBACK APPARATUSES AND METHODS FOR PROVIDING SENSATIONS OF WRITING - A tactile feedback apparatus may include: a touch display configured to display objects; a tactile information extractor configured to extract tactile information corresponding to an object touched by a touch input tool; a tactile information changing unit configured to change the tactile information based on sensing information of the touch input tool; and/or a tactile feedback provider configured to provide the touch input tool with tactile feedback based on the tactile information. | 11-12-2015 |
| 20120092289 | Touch Panel Input Device and Gesture Detecting Method - Detection of complex input by two touched points are enabled to be detected by a resistive film type touch panel input device equipped with two resistive films facing each other with a minute gap therebetween; a first electrode pair; a second electrode pair extending in directions perpendicular to the first electrode pair; means for applying voltages between the first electrode pair and between the second electrode pair; means for measuring the voltage which is divided at two touch points with respect to the first electrode pair and the second electrode pair, when the resistive films are caused to contact each other by being touched at two points; means for measuring currents that flow between the first electrode pair and between the second electrode pairs when the touch occurs; and discriminating means, for discriminating the trajectories of the two touch points based on the values of the measured voltages and currents. | 04-19-2012 |
| 20130002599 | Method and Apparatus for Arbitrating Among Contiguous Buttons on a Capacitive Touchscreen - Various embodiments of a capacitive touchscreen system and corresponding methods are described. A touchscreen controller is operably connected to a first plurality of drive electrodes, a second plurality of sense electrodes, and a host processor. The touchscreen controller has computer-readable button group programming instructions and data loaded into a first memory portion thereof from the host processor that comprise steps for sensing and arbitrating among touches occurring on and within a first plurality of buttons. Firmware instructions and data are loaded into a second portion of the memory of the touchscreen controller. The first plurality of buttons is arranged in a first group on the touchscreen, and the first group is located within a first portion of the touchscreen. Capacitive sensing of touches occurring on and within at least second portions of the touchscreen that are located outside the first portion of the touchscreen are controlled by the firmware instructions. | 01-03-2013 |
| 20110096025 | Projected Capacitive Touch Sensing - Methods, systems, and apparatus relate to touch sensors that are configured to measure input applied to the sensor from a user. Some implementations involve the measurement of changes in capacitance between pairs of adjacent patterned electrodes to detect input at a touch sensor. | 04-28-2011 |
| 20110096026 | PIXEL ARRAY AND DISPLAY PANEL HAVING THE SAME - A pixel array having a plurality of pixel structures is provided. At least one of the pixel structures includes a scan line, a data line, an active device, a pixel electrode, a capacitor electrode line, a readout line and a sensing device. The scan line and the data line are disposed on a substrate. The active device is electrically connected to the scan line and the data line. The pixel electrode is electrically connected to the active device. The capacitor electrode line electrically couples with the pixel electrode. The readout line is disposed parallel to the data line. The sensing device is electrically connected to the scan line and the readout line, and the sensing device is connected to an adjacent capacitor electrode line. | 04-28-2011 |
| 20110096017 | CAPACITIVE TOUCH DISPLAY PANEL - A capacitive touch display panel includes a first substrate, a second substrate, an opaque pattern, a plurality of transparent conductive sensor pads, and a plurality of non-transparent conductive patterns. The first substrate and the second substrate are disposed oppositely. The transparent conductive sensor pads are disposed on the second substrate. The non-transparent conductive patterns are disposed on the second substrate, and the non-transparent conductive patterns and the transparent conductive sensor pads are electrically connected and overlapping. The conductivity of the non-transparent conductive patterns is higher than that of the transparent conductive sensor pads, and the non-transparent conductive patterns are corresponding to the opaque pattern. | 04-28-2011 |
| 20110096019 | TOUCH PANEL AND TOUCH DISPLAY DEVICE - A touch panel and a touch display device are provided. The touch panel includes a first substrate having an inner surface and an outer surface. A position sensing structure is disposed over the inner surface or the outer surface of the first substrate. A second substrate is disposed opposite to the first substrate, facing the inner surface of the first substrate. A plurality of press sensing structures is disposed between the first and the second substrates and a press signal connecting line is disposed to serially connect all of the press sensing structures. The touch display device includes the above mentioned touch panel. | 04-28-2011 |
| 20110096020 | METHOD AND DEVICE FOR PROVIDING AN EQUI-POTENTIAL TOUCH SCREEN - Disclosed is a method ( | 04-28-2011 |
| 20110096023 | TOUCH PANEL AND TOUCH DISPLAY DEVICE USING THE SAME - An exemplary embodiment of touch display device includes a touch panel and a signal processing circuit. The touch panel includes a plurality of touch sensing units, and each touch sensing unit includes a touch sensing element and a coupling sensing element. The signal processing circuit is electrically connected to the touch sensing element and the coupling sensing element. The touch sensing element provides a touch signal to the signal processing circuit, the coupling sensing element provides a coupling signal to the signal processing circuit, and the signal processing circuit processes the touch signal according to the coupling signal to filter an interference signal of the touch signal. A touch display device using the touch panel is also described. | 04-28-2011 |
| 20120182257 | POSITIONAL INFORMATION CORRECTION DEVICE, TOUCH SENSOR, POSITIONAL INFORMATION CORRECTION METHOD, AND PROGRAM - A positional information correction device includes a positional information acquisition unit configured to acquire positional information showing a position of an operation body, which is detected by a position detection unit, from a touch sensor that includes a plurality of first electrodes wired along a first direction, a plurality of second electrodes wired along a second direction, and the position detection unit that detects the position of the operation body that approaches the first and second electrodes, based on capacitance on the first and second electrodes, a capacitance value acquisition unit configured to acquire a capacitance value showing a value of the capacitance on the first and second electrodes from the touch sensor, and a positional information correction unit configured to correct the positional information by using a first correction function that includes a first periodic function and a second correction function that includes a second periodic function. | 07-19-2012 |
| 20120062515 | TOUCH PANEL AND THE TOUCH DISPLAY DEVICE USING THE SAME - A touch panel comprising a substrate, a plurality of first electrodes and a plurality of second electrodes is provided. The first electrodes and the second electrodes are disposed on the substrate in rows and columns. The first electrodes are formed as triangles of a base wherein the corresponding first electrodes aligned in any two neighboring columns are symmetrically arranged in shape based on the base, and the first electrodes aligned in the same row are serially connected by multiple first conductive lines. The second electrodes are formed as triangles of a base, wherein the corresponding second electrodes aligned in any two neighboring columns are symmetrically arranged in shape based on the base, and the second electrodes aligned in the same column are serially connected by multiple second conductive lines. The first conductive lines are arranged crossing over and insulated from the second conductive lines. | 03-15-2012 |
| 20120062512 | DRIVING METHOD AND APPARATUS OF TOUCH PANEL - A driving method and apparatus of a touch panel are provided. The touch panel includes a conductive layer with anisotropic conductivity. The method includes the following steps. An electrode pair is selected one by one in a plurality of electrode pairs. Each of the electrode pairs includes a first electrode and a second electrode. The first electrodes are disposed on a first side of the conductive layer, and the second electrodes are disposed on a second side of the conductive layer. When an electrode pair of the electrode pairs is selected, the first electrode and the second electrode of the selected electrode pair are driven one by one. | 03-15-2012 |
| 20120062502 | MODIFIED ELECTRODE PATTERN INTEGRATED TOUCH PANEL - The present invention proposes a modified electrode pattern of integrated touch panel that can include two to four polygonal parallel rows of conductive segments disposed on a transparent conductive surface. Etched slots can also be formed in the structure to adjust its equivalent impedance. For instance, in the two polygonal parallel rows of electrode pattern, the first electrode row, located at the utmost outer periphery of the sensing layer, is made up of several segments of convex electrodes and the first spacing set each of them apart. The second electrode row is made up of several segments of crosswise electrodes located right at the centerline of the first spacing between the convex electrodes and on the convex portion of such electrodes. It is aimed to adjust the circuit impedance to the most optimum proportion so that its electric field distribution can be linearized; meanwhile, its corresponding width can be reduced. | 03-15-2012 |
| 20090284490 | METHOD FOR FILTERING OUT SIGNALS OF TOUCH DEVICE - A method for filtering out signals of a touch device includes following steps: first, obtaining a touch signal; next, obtaining signal intensity values respectively corresponding to a first sensing area, a second sensing area and a third sensing area according to the above-mentioned touch signal, wherein the above-mentioned second sensing area is located between the above-mentioned first sensing area and third sensing area; then discarding the touch signal if the signal intensity value of the above-mentioned second sensing area is less than the signal intensity values of the first sensing area and the third sensing area. In this way to discard the noise signal, the present invention is able to increase the accuracy and the stability of a capacitive touch device. | 11-19-2009 |
| 20100283760 | METHOD AND APPARATUS FOR SCANNING A TOUCHSCREEN WITH MULTI-TOUCH DETECTION USING MASTER/SLAVE DEVICES - A touch panel scan system is disclosed for detecting a change in mutual capacitance on the surface of a touch panel. A first touch detect device is provided having a transmitter for transmitting a transmit signal to a select one of a plurality of first lines on a first edge of a touch panel to facilitate a single line scan operation. A second touch detect device is interfaced with a select one or ones of second lines on a second edge of the touch panel having a receiver for receiving therefrom and processing thereof transmit signals coupled thereto from the select one or ones of the first lines to detect changes in a mutual capacitance associated with the select one or ones of the second lines and the first line. At least one of the first or second touch detect devices functions as a master and the other functions as a slave, with the master coupled to the slave and generating a SYNC signal to initiate a single scan operation of a select one of the first lines. | 11-11-2010 |
| 20150324032 | CAPACITIVE TOUCH DEVICE - A capacitive touch device is described. The device comprises a capacitive touch controller ( | 11-12-2015 |
| 20150324087 | METHOD AND ELECTRONIC DEVICE FOR PROVIDING USER INTERFACE - An electronic device that uses a method of providing user interface is provided. The method includes detecting a first touch input within a predetermined distance from an edge of a touch screen, displaying a first cursor at a position spaced away from the first touch input in response to the first touch input, detecting a movement of the first touch input in a first area, the first area being mapped to a screen of the touch screen and determined according to a position where the first touch input occurs, and moving the first cursor in the same manner as the movement of the first touch input in the first area. | 11-12-2015 |
| 20150324048 | DISPLAY DEVICE HAVING A BUILT-IN TOUCH INPUT MEANS - This disclosure provides a display device having a built-in touch input unit, the display device including: a lower substrate; an upper substrate; a plurality of first signal lines and second signal lines; touch cells that are formed in a plurality of areas, respectively including a conductive pad that forms an electrostatic capacity between a touch input means and the conductive pad when the touch input means approaches to the conductive pad within a predetermined distance (d) in each divided area, and at least a 3-terminal type switching element whose gate electrode is connected to the conductive pad; and a touch position detector that transmits and receives position detection signals to and from the first signal lines and the second signal lines, and detects whether output signals of the switching element are changed by capacitance that is formed between the touch input means and the conductive pad. | 11-12-2015 |
| 20150324044 | Capacitive touch sensor architecture with adjustable resistance and noise reduction method - A capacitive touch sensor architecture comprises a visible touch area, a plurality of wires, a plurality of winding resistances, and a reference strip capacity sensor. The visible touch area comprises a plurality of strip capacity sensors. The strip capacity sensors comprises end a and end b. said strip capacity sensors comprises a plurality of non-conductive barriers. The strip capacity sensors being used to sense touch signals to calculate touch point coordinate. The winding resistances are attached to both sides of each said strip capacity sensor. The wires have different length according to the position of each strip capacity sensor the wires are connected to. By adding non-conductive barrier into strip capacity sensors the edge resisting rate can be increased. By adding adjustable winding resistance to the two ends of each strip capacity sensors, the resistance difference can be eliminated. | 11-12-2015 |
| 20150324039 | TERMINAL APPARATUS, DISPLAY SYSTEM, DISPLAY METHOD, AND RECORDING MEDIUM - To improve ease of operation in a case where a display device and a small terminal apparatus are connected to each other, and coordinated display is performed. When a contact or approach of an object having a size greater than or equal to a threshold value with or toward the surface of a display panel is detected, a video or an instruction corresponding to the motion detected by the motion sensor is output. The display device, on the basis of the video or the instruction that is output, displays a video in which the position of a pointer or the like is changed in response to the motion detected by a motion sensor. | 11-12-2015 |
| 20150324037 | TOUCH SCREEN PANEL AND FABRICATION METHOD THEREOF - A touch screen panel includes first and second sense cells on a same layer and coupling patterns that couple adjacent ones of the first sense cells and adjacent ones of the second sense cells to each other, respectively. The coupling patterns do not cross with each other, thereby improving the ability of the coupling patterns to withstand static electricity. A dummy line formed of a same material as the sense cells may be formed between the first and second sense cells, and the dummy line is electrically coupled to a guard ring located in an area outside of a display area of the touch screen panel, making it possible to overcome the effects of static electricity applied to the front surface of the touch screen panel as well as the side surface thereof. | 11-12-2015 |
| 20150324036 | CAPACITIVE SENSING ON LARGE TOUCH SCREENS - An input device comprises a first plurality of sensor electrodes, a second plurality of sensor electrodes, and a processing system. The processing system comprises a first integrated circuit, a second integrated circuit, and a central controller. The first integrated circuit is coupled to the first plurality of sensor electrodes and configured to receive first resulting signals therewith. The second integrated circuit is coupled to the second plurality of sensor electrodes and configured to receive second resulting signals therewith. The central controller is communicatively coupled to the first and second integrated circuits. The central controller is configured to receive the first resulting signals from the first integrated circuit and the second resulting signals from the second integrated circuit and is configured to determine positional information from the first resulting signals and the second resulting signals and to communicate the positional information to a host processor. | 11-12-2015 |
| 20150324033 | TOUCH SENSING DEVICE, DISPLAY DEVICE INCLUDING THE SAME, AND METHOD OF SENSING TOUCH - A touch sensing device includes a first electrode array, a plurality of second electrodes, and a switching block. The first electrode array includes a plurality of first electrodes. The plurality of second electrodes is disposed apart from the first electrode array in a direction perpendicular to rows and columns of the first electrode array. The switching block electrically connects a first plurality of adjacent electrodes of the plurality of first electrodes with one another when the touch sensing device is in a first mode and connects a second plurality of adjacent first electrodes of the plurality of first electrodes with one another when the touch sensing device is in a second mode. | 11-12-2015 |
| 20150042614 | TOUCH SCREEN DISPLAY DEVICE - A touch screen display device includes a plurality of pixels and a plurality of touch sensing units. Each touch sensing unit includes a sensing transistor, a first touch electrode between a gate electrode and a semiconductor layer of the sensing transistor, a second touch electrode spaced from the first touch electrode, and a coupling portion to couple the first and second touch electrodes. | 02-12-2015 |
| 20150042610 | ELECTRONIC DEVICE AND COORDINATE DETECTING METHOD - Disclosed is an electronic device including: a display section that displays information; an electrostatic-capacitance touch panel layer that allows visible light corresponding to display contents of the display section to pass through the touch panel layer and that determines a pair of two-dimensional coordinates indicated by an indicator having conductivity; glass that protects the touch panel layer and that allows visible light corresponding to display contents of the display section to pass through the glass; a depression sensor that detects deformation of the glass; and a control section that validates a pair of two-dimensional coordinates when a plurality of pairs of two-dimensional coordinates are determined by the touch panel layer and when deformation is detected by the depression sensor, the pair of two-dimensional coordinates being determined last among the plurality of pairs of two-dimensional coordinates. | 02-12-2015 |
| 20150103045 | Method and Apparatus for Testing Capacitive Touchscreen, and Mobile Terminal - Embodiments of the present invention provide a method and an apparatus for testing a capacitive touchscreen, and a mobile terminal, which can improve testing efficiency of the touchscreen. The method includes obtaining a response information set for a touch operation according to a response of a touchscreen to the touch operation in a preset area, and determining that a working state of the touchscreen is abnormal if the response information set for the touch operation is inconsistent with a preset response information set, where the preset response information set is the response to the touch operation in the preset area when the working state of the touchscreen is normal. The embodiments of the present invention are applicable to the field of touchscreen technologies. | 04-16-2015 |
| 20130100068 | TOUCH INPUT SENSING DEVICE AND METHOD THEREOF - There are provided a touch input sensing device and a method thereof. The touch input sensing device includes a panel integrally provided with a display device and including a plurality of sensing electrodes; a sensing circuit unit generating an analog signal from capacitance variations generated in the plurality of sensing electrodes; a signal converting unit generating a digital signal from the analog signal; and a calculating unit judging a touch input from the digital signal, wherein the signal converting unit generates the digital signal by measuring a time required for the analog signal to reach a predetermined reference signal level and controls a time at which the sensing circuit unit generates the analog signal by judging whether the measured time is included in an activation time period of a clock signal of the display device. | 04-25-2013 |
| 20110012862 | SENSING METHOD AND CIRCUIT FOR A CAPACITIVE TOUCH PANEL - A sensing method for a capacitive touch panel includes charging a measure capacitor, setting the voltage across a mutual capacitor at the intersection of two traces of the capacitive touch panel, and then injecting partial charges of the measure capacitor into the mutual capacitor. When the intersection is touched, the capacitance value of the mutual capacitor is changed, and consequently the amount of charges injected into the mutual capacitor is changed. Hence, the voltage of the measure capacitor could be detected to determine whether or not the intersection is touched. | 01-20-2011 |
| 20100214258 | PORTABLE ELECTRONIC DEVICE AND METHOD FOR AVOIDING ERRONEOUS TOUCH ON TOUCH PANEL THEREOF - A method for avoiding an erroneous touch on a touch panel in a portable electronic device includes the steps of: determining whether a triggering event is received; enabling a sensor when the triggering event is received; detecting a distance between the portable electronic device and an object by the sensor; and determining a predetermined touch pressure threshold of the touch panel according to the detected distance. | 08-26-2010 |
| 20160070383 | DISPLAY DEVICE WITH CAPACITIVE TOUCH PANEL - A display device with a capacitive touch panel includes a laminate between a display panel and a cover layer, the laminate having a circularly polarizing plate, a first conductive layer, and a second conductive layer. The circularly polarizing plate includes a substrate and a polarizing plate. The first conductive layer, the second conductive layer, and the substrate are positioned closer to the display panel than is the polarizing plate, and the first conductive layer is positioned closer to the cover layer than is the second conductive layer. The first and second conductive layers are arranged apart from each other in a stacking direction so as to form a capacitive touch sensor. One of the first and second conductive layers is formed on one surface of the substrate. The substrate has an optical film with a phase difference of λ/4. The polarizing plate has a polarizing film. | 03-10-2016 |
| 20100201647 | CAPACITIVE TOUCH SENSOR - The invention relates to a capacitive touch sensor for use with a display device. The capacitive touch sensor includes a first electrode layer including a plurality of first sensor elements. The capacitive touch sensor has a longitudinal direction and a transversal direction, and the plurality of first sensor elements are separated with respect to each other in the longitudinal direction and the transversal direction. | 08-12-2010 |
| 20130285971 | WIDE DYNAMIC RANGE CAPACITIVE SENSING - A touch sensor panel configured to detect objects touching the panel as well as objects that are at a varying proximity to the touch sensor panel. The touch sensor panel includes circuitry that can configure the panel in a mutual capacitance (near field) architecture or a self-capacitance (far field and super far field) architecture. The touch sensor panel can also include circuitry that works to minimize an effect that a parasitic capacitance can have on the ability of the touch sensor panel to reliably detect touch and proximity events. | 10-31-2013 |
| 20110074729 | TOUCH SCREEN AND MANUFACTURING METHOD - A touch screen comprises a first substrate, a second substrate and a third substrate sequentially stacked. A first sensing layer is provided on a first surface of the second substrate opposing to the third substrate, and a second sensing layer is provided on a surface of the third substrate opposing to the second substrate. The second substrate provided with the first sensing layer and the third substrate provided with the second sensing layer constitute a touch unit for sensing a touch signal, and the second substrate and the first substrate constitute a display unit for displaying. | 03-31-2011 |
| 20100103138 | CURVED CAPACITIVE TOUCH PANEL AND MANUFACTURE METHOD THEREOF - A manufacture method and structure of a curved capacitive touch panel is disclosed. A flat flexible printed circuit board (FPCB) with capacitive touch sensing/detecting capability is provided, followed by subjecting the flat FPCB to compressing molding to form a curved FPCB. Subsequently, a curved substrate is provided, wherein an outer curved surface of the curved FPCB is bonded to an inner curved surface of the substrate, thereby forming the curved capacitive touch panel. | 04-29-2010 |
| 20130093721 | TOUCH PANEL AND DISPLAY DEVICE INCLUDING THE SAME - A touch screen of a touch panel includes plural detection column wirings and plural detection row wirings that cross the detection column wirings. Dummy column wirings having a similar configuration to that of the detection column wirings are arrayed at further outer sides of outermost detection column wirings out of the plural detection column wirings. Dummy row wirings having a similar configuration to that of the detection row wirings are arrayed at further outer sides of outermost detection row wirings out of the plural detection row wirings. | 04-18-2013 |
| 20140092066 | ADVANCED RECEIVE CHANNEL ARCHITECTURE - This relates to an architecture of a receive channel circuit used during both a spectrum analysis phase and a touch panel detection phase. Various components of the receive channel can be used during both the spectrum analysis phase and the touch panel detection phase. For example, a plurality of digital signal mixers used in the receive channel circuit can be used to demodulate signals during both a spectrum analysis phase and a touch sensor panel detection phase. In addition, the number of digital mixers needed in the receive channel can be reduced by dividing groups of signals to be demodulated into multiple sets of signals and demodulating each set at different times. Furthermore, the size of a sine look-up table (LUT) used to generate sine waveforms can be reduced by taking advantage of the symmetry of the sine waveform. For example, a quarter of a sine waveform can be saved in the LUT and the remaining quadrants of the waveform can be derived based on the symmetry of the sine wave. | 04-03-2014 |
| 20140092060 | TOUCH PANEL - A touch panel includes a cover layer including a number of key areas, a circuit board, a touch-sensing layer arranged between the cover layer and the circuit board, and a number of button members corresponding to the key areas one by one. Each button member includes a post and a sensing portion. The touch-sensing layer generates a first signal to indicate a location of a user's touch when the touch panel is in a touch mode. The sensing portion generates a second signal when a corresponding key area is pressed when the touch panel is in a button mode. | 04-03-2014 |
| 20140092059 | TOUCH SENSING DEVICE AND METHOD - A touch sensing device capable of accurately detecting a touched position on a touch panel includes a touch panel and a calculation unit. The touch panel having a plurality of horizontal sensing lines and vertical sensing lines generates a plurality of horizontal and vertical sensing signals in response to a touch on the touch panel. The calculation unit determines a touched position on the touch panel according to the horizontal and vertical sensing signals. A touch sensing method is also provided. | 04-03-2014 |
| 20110187676 | CAPACITIVE TOUCH SENSOR, TOUCH DETECTION DEVICE AND TOUCH TERMINAL - The present invention relates to touch detection technology and provides a capacitive touch sensor which comprises a driving electrode layer and a sensing electrode layer. An insulating isolation layer is disposed between the sensing electrode layer and the driving electrode layer. A touch panel is disposed over the sensing electrode layer, and the sensing electrode layer has hollowed-out sensing electrodes. The present invention provides a new sensor structure in which the sensing electrode layer (such diamond, rectangular, round etc.) is hollowed-out to improve sensitivity of touch detection and the signal to noise ratio (SNR). | 08-04-2011 |
| 20130257806 | INFORMATION PROCESSING METHOD AND APPARATUS - An information processing apparatus comprising a touch screen which detects a touch input by a user detects the position and pressure of each of a plurality of pressed points corresponding to a plurality of touch inputs existing at the same time on a touch screen. Then, the front/rear overlap relationship of the plurality of objects displayed on the touch screen is changed based on the difference in pressure between the detected plurality of pressed points. | 10-03-2013 |
| 20130257805 | TOUCH SENSITIVE IPS LIQUID CRYSTAL DISPLAY - A touch sensitive in-plane switching (IPS) liquid crystal display (LCD) includes a liquid crystal layer, an active-matrix transistor layer with an electrode pair, a color filter substrate, and a sensing electrode layer. The sensing electrode layer may be disposed above or below the color filter substrate, and the sensing electrode layer may include two parts that are disposed above and below the color filter layer respectively. | 10-03-2013 |
| 20130257804 | Method, apparatus, and system for capacitive touch communication - A method, apparatus, and system for using a user device to communicate with a touch-screen of an electronic device includes generating, by an electronic circuit of the user device, a signal by encoding a data sequence that may be stored in a memory of the user device and communicating the signal from the user device, to the electronic device by varying a capacitance of the touch-screen thereof. The electronic device receives the signal to obtain the data sequence. The electronic device may use the data sequence to at least authenticate a user of the user device. | 10-03-2013 |
| 20130257803 | SINGLE AND MULTIPLE FINGER EXTRACTION AND POSITION CALCULATION USING A WEIGHTED MASK - A method for single and multi-finger extraction and position calculation using weighted masks for each finger, the masks for each finger being calculated using the previous position of each finger, and when the measured results overlap, the results are apportioned according to the masks such that each position result is scaled according to its mask, and scaled by its mask divided by the sum of all overlapping masks. | 10-03-2013 |
| 20130257794 | LIQUID CRYSTAL DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - An LCD device includes a plurality of gate lines and data lines cross-arranged on a lower substrate to define a plurality of pixels, a pixel electrode disposed in each of the pixels, a plurality of common electrode blocks pattern-formed that generate an electric field with the pixel electrode and sensing a touch of a user, a plurality of sensing lines, a plurality of pad parts arranged to be separated from each other at predetermined intervals along a corresponding sensing line, and having a line width thicker than the sensing line, and a contact part disposed between a corresponding pad part and a corresponding common electrode block, and electrically connecting a corresponding sensing line and the common electrode block. When the sensing lines are electrically connected to one of the common electrode blocks, the sensing lines are electrically insulated from the other common electrode blocks. | 10-03-2013 |
| 20130257791 | CAPACITIVE TOUCH SCREEN AND MANUFACTURING METHOD THEREOF - The invention relates to a capacitive touch screen and a manufacturing method thereof, wherein a touch chip does not need package test and only needs a chip wafer. Therefore, compared with the traditional touch chip for a touch screen module, the package cost and the package test cost of the chip are reduced. Meanwhile, due to small area of the chip, the amount of space is small compared with the traditional touch chip with a package outline. The invention has the advantages that: the overall material cost of the capacitive touch screen can be effectively reduced; the capacitive touch screen is easy to produce; the requirements on the manufacturing processes of the capacitive touch screen are reduced; and the product yield is improved. | 10-03-2013 |
| 20130257790 | CAPACITIVE TOUCH DEVICE AND SENSING METHOD THEREOF - A capacitive touch device includes a capacitive touch panel, a driving control unit, k ADCs, a multiplex network and a processing unit. The capacitive touch panel has an m×n sensing point matrix formed by m driving line and n sensing lines. The driving control unit is coupled to the m driving lines. The multiplex network connects the n sensing lines and the k ADCs by time-domain multiplexing. The processing unit is coupled to the k ADCs. At least a part of the driving lines and at least a part of the sensing lines are assigned to be electrically connected. The processing unit senses according to multiple frequencies to obtain multiple signal strength values, and selects the frequency corresponding to a smallest signal value to be a sensing frequency of the capacitive touch device. | 10-03-2013 |
| 20130257788 | SELECTIVE ACCELEROMETER DATA PROCESSING METHODS AND APPARATUS - A computer-implemented method for reducing extraneous input in a portable device programmed to perform the method includes displaying with the portable device a text entry interface via a display to a user of the portable device, receiving with the portable device one or more taps on a portion of the portable device other than the display, wherein the one or more taps is associated with a first action, while displaying with the portable device, an interface other than a text entry interface via the display to the user, the method includes performing with the portable device the first action in response to the one or more taps, and while displaying with the portable device, a text entry interface via the display to the user, the method includes inhibiting with the portable device the first action in response to the one or more taps. | 10-03-2013 |
| 20160092026 | REAL-TIME SPECTRAL NOISE MONITORING FOR PROXIMITY SENSING DEVICE - Techniques for detecting noise with a capacitive sensing device. The includes driving a set of one or more sensor electrodes of a plurality of sensor electrodes with a sensing signal at a first frequency, receiving resulting signals based on the sensing signal for each of the one or more sensor electrodes driven, probing the set of one or more sensor electrodes to obtain a set of probing signals, and summing the probing signals of the set of probing signals to generate a noise-analysis signal. | 03-31-2016 |
| 20110080372 | ORGANIC LIGHT EMITTING DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF - An organic light emitting display device comprises: a display panel disposed between first and second substrates and comprising subpixels; a touch screen panel disposed on a display surface of the display panel; a sensing unit for sensing a position by a change in the resistance of the touch screen panel; and a polarizing plate disposed on the touch screen panel, wherein the touch screen panel comprises first transparent electrodes formed on one surface of the second substrate, spacers formed on the first transparent electrodes, a glass substrate attached to the second substrate, and second transparent electrodes disposed on one surface of the glass substrate so as to face the first transparent electrodes. | 04-07-2011 |
| 20110080368 | Input device of touch screen and method of manufacturing the same - There is provided an input device of a touch screen and a method of manufacturing the same. A input device of a touch screen according to an aspect of the invention may include: a first board and a second board arranged to face each other; a first conductive layer and a second conductive layer provided on the first board and the second board, respectively, while the first conductive layer and the second conductive layer face each other; and a zinc oxide thin film provided on the first conductive layer and aligned in a c-axis direction, wherein electrical changes in the zinc oxide thin film caused by mechanical deformation, applied to one region of the second conductive layer, are detected in the first conductive layer. | 04-07-2011 |
| 20150042615 | Capacitive Position Sensor - In one embodiment, a sensor includes a plurality of drive electrodes running generally in a first direction. The sensor also includes a plurality of sense electrodes running generally in a second direction. The sense electrodes have branches running generally in the first direction. End portions of the adjacent branches of adjacent sense electrodes extend beyond one another to define respective coextensive portions of the branches. | 02-12-2015 |
| 20120068967 | GLOVE AND TOUCHSCREEN USED TO READ INFORMATION BY TOUCH - This glove (G | 03-22-2012 |
| 20160070393 | WEARABLE DEVICES INCLUDING METALIZED INTERFACES AND STRAP-INTEGRATED SENSOR ELECTRODES - Embodiments relate generally to electrical and electronic hardware, computer software, wired and wireless network communications, and computing devices, and, in particular, to a wearable device implementing a touch-sensitive interface in a metal pod cover and/or bioimpedance sensing to determine physiological characteristics, such as heart rate. According to an embodiment, a wearable device includes a selectably opaque surface configured to emit arrangements of light to form a display, and a touch-sensitive I/O control circuit coupled to the selectably opaque surface to detect a capacitance value as an input signal to modify the display. Also, the wearable device can include one or more straps coupled to a wearable pod, at least one of the one or more straps including electrodes for sensing a physiological characteristic. A display controller can be configured to display a representation as a function of a value of the physiological characteristic via the selectably opaque surface. | 03-10-2016 |
| 20160070388 | CAPACITANCE TYPE TOUCH PANEL - A capacitance type touch panel is provided which distinguishes a noise signal with ease and detects an input operation position with high accuracy, without extensively modifying the structure of a touch panel. The capacitance type touch panel is provided with capacitance change judgment unit for comparing a voltage variation level R(n,m) of a detection electrode S(n) detected by capacitance detection unit with a detection threshold value. If the voltage variation levels R(n,m) of all the detection electrodes S(n) are equal to or more than the detection threshold value while outputting a detection signal to any drive area DV(m), it is assumed that noise occurs for the long period of outputting the detection signal to the drive area DV(m), and position detection unit does not detect the input operation position. | 03-10-2016 |
| 20160070385 | CAPACITIVE TOUCH SCREEN TERMINAL AND NEAR FIELD COMMUNICATION METHOD AND SYSTEM THEREOF - A capacitive touch screen terminal and a near field communication method and system thereof are provided. In the method and the system, the near field communication is realized through multiplexing driving electrodes and sensing electrodes of a touch sensor in a capacitive touch screen by a transmitting terminal and a receiving terminal, and a frequency sequence is used as a carrier for data transmission. It may be suitable for the near field communication between two capacitive touch screen terminals having a large size difference; meanwhile, after starting the near field communication, the two capacitive touch screens can accurately distinguish whether a change in the electrostatic field is caused by conductors becoming near, or by the terminal communicating with it, wherein the conductors are hand, and so on. Therefore, the reliability while the data transmission is started is improved and the user experience is optimized. | 03-10-2016 |
| 20160070380 | FORMING WEARABLE PODS AND DEVICES INCLUDING METALIZED INTERFACES - Embodiments relate generally to electrical and electronic hardware, computer software, wired and wireless network communications, and computing devices. More specifically, a wearable pod and/or device and processes to form the same facilitate implementation of a touch-sensitive interface in association with a predominately opaque surface. According to an embodiment, a wearable pod includes a first pod cover, a cradle including attachment points, and a touch-sensitive detector disposed in the cradle and configured to detect a change in capacitance to a range of capacitance values. Further, the wearable pod may include a second pod cover and an isolation belt to electrically isolate at least a portion of a pod cover from the other pod cover. | 03-10-2016 |
| 20160070374 | TOUCH PANEL SYSTEM, STYLUS PEN, AND ELECTRONIC DEVICE - A touch panel system ( | 03-10-2016 |
| 20160070371 | TOUCH PANEL SYSTEM AND ELECTRONIC DEVICE - Pen pressure can be controlled in detail only by a positional detection controlling side of a touch panel. Thus, pen pressure data will not be required to be transmitted from a touch pen to the touch panel, the touch pen itself will require no batteries, and neither the touch pen nor the touch panel requires a communication apparatus, thus reducing the weight of the touch pen itself and reducing the size thereof. Comprised is a touch panel system for measuring output signals of at least two adjacent sensor lines to obtain an input position (x, y) of an indicator and information (z) of a capacitance value from a difference value therebetween; comprising a pen pressure converting section | 03-10-2016 |
| 20160070363 | METHOD OF OPERATING AN ELECTRONIC DEVICE - A portable object including a case in which at least one electronic module is placed, the at least one electronic module configured to execute plural functions and to provide information relating to the functions to a display, the electronic device further including a controller including at least one contact area allowing a user to act on the at least one electronic module, each function being associated with a predetermined time threshold. | 03-10-2016 |
| 20130169592 | METHOD AND DEVICE FOR ANALYZING POSITIONS - A method and device for analyzing positions are disclosed. In sensing information, at least one position is determined according to a first characteristic of a touch related sensing information. The sensing information also has a touch related sensing information with a second characteristic, which is opposite to the first characteristic. The touch related sensing information with the second characteristic is neglected or filtered. In addition, another method and device for analyzing positions are disclosed. An AC signal is provided through a pen, and a first characteristic of a touch related sensing information corresponding to a finger is opposite to the second characteristic of the touch related sensing information corresponding to the pen. The first characteristic and the second characteristic can be used to distinguish the touch of the finger from the touch of the pen or for palm rejection. | 07-04-2013 |
| 20150116269 | MOBILE DEVICE AND METHOD FOR PROVIDING USER INTERFACE (UI) THEREOF - A mobile device and a method for providing a User Interface (UI) thereof are provided. The mobile device includes a pressure detecting unit configured to detect a pressure, a user interface unit configured to perform a user interface, and a control unit configured to control the user interface unit to activate when the pressure detecting unit detects pressure and determine a function being performed by a user interface input through the user interface unit and the pressure detected at the pressure detecting unit. | 04-30-2015 |
| 20130106768 | TOUCH SENSING APPARATUS AND METHOD THEREOF | 05-02-2013 |
| 20130106765 | Apparatus and Associated Methods | 05-02-2013 |
| 20130106777 | Determining Hover Distance of an Active Stylus | 05-02-2013 |
| 20130106779 | NOISE COMPENSATION TECHNIQUES FOR CAPACITIVE TOUCH SCREEN SYSTEMS | 05-02-2013 |
| 20110084937 | Method and device for analyzing positions - A method and device for analyzing positions are disclosed. In sensing information, at least one position is determined according to a first characteristic of a touch related sensing information. The sensing information also has a touch related sensing information with a second characteristic, which is opposite to the first characteristic. The touch related sensing information with the second characteristic is neglected or filtered. In addition, another method and device for analyzing positions are disclosed. An AC signal is provided through a pen, and a first characteristic of a touch related sensing information corresponding to a finger is opposite to the second characteristic of the touch related sensing information corresponding to the pen. The first characteristic and the second characteristic can be used to distinguish the touch of the finger from the touch of the pen or for palm rejection. | 04-14-2011 |
| 20110084934 | INFORMATION INPUT DEVICE, INFORMATION INPUT METHOD, INFORMATION INPUT/OUTPUT DEVICE, COMPUTER READABLE NON-TRANSITORY RECORDING MEDIUM AND ELECTRONIC UNIT - An information input/output device allowed to detect both of a finger and a palm as a proximity object is provided. An information input device includes: an input panel obtaining a detection signal from a proximity object; and an object information detection section comparing the detection signal from the input panel with a first threshold value and a second threshold value, thereby detecting information of the proximity object, the first threshold value being provided for detecting the proximity object in proximity to a surface of the input panel, and the second threshold value being lower than the first threshold value. | 04-14-2011 |
| 20110084933 | LAMINATED PRINTED CIRCUIT BOARD INDUCTIVE TOUCH SENSOR - A multilayer printed circuit board provides both physical and electrical attributes necessary for creating an inductive touch sensor panel. Inductive sense coils are formed on a surface of first layer of the multilayer printed circuit board. A second layer is used as a spacer between the first layer and a third layer. The first, second and third layers of the multilayer printed circuit board form chambers in which the inductive sense coils are disposed therein. When a force is applied to a portion of the third layer proximate to an inductive sense coil, a metal target on a face of the third layer is biased toward the inductive sense coil and thereby changes the inductance value thereof. | 04-14-2011 |
| 20120299864 | PROXIMITY DETECTION BETWEEN A MOBILE DEVICE AND A RELATED OBJECT - Methods and apparatus are provided related to proximity detection between a mobile device and a related object, such as a holder, holster, pocket liner, support surface, or the like. A pattern is associated with the related object or device, for example printed on a surface thereof, the pattern being discernable by a mobile device input module, such as a touch surface or optical navigation module. When the pattern is presented to the input module, the mobile device detects the pattern and may respond accordingly, for example by shifting to a standby mode or suppressing mobile device inputs. | 11-29-2012 |
| 20150116268 | SHOCK MOUNTING COVER GLASS IN CONSUMER ELECTRONIC DEVICES - Apparatus, systems and methods for shock mounting glass for an electronic device are disclosed. The glass for the electronic device can provide an outer surface for at least a portion of a housing for the electronic device. In one embodiment, the shock mounting can provide a compliant interface between the glass and the electronic device housing. In another embodiment, the shock mounting can provide a mechanically actuated retractable. For example, an outer glass member for an electronic device housing can be referred to as cover glass, which is often provided at a front surface of the electronic device housing. | 04-30-2015 |
| 20100283762 | DISPLAY DEVICE, ELECTRONIC EQUIPMENT PROVIDED WITH THE DISPLAY DEVICE, AND TOUCH PANEL - A display device ( | 11-11-2010 |
| 20130285977 | PRESSURE-SENSING TOUCH SYSTEM UTILIZING TOTAL-INTERNAL REFLECTION - A pressure-sensing touch system that utilizes total-internal reflection of light is disclosed. The touch system includes a transparent sheet having a surface. At least one light source and at least one detector are operably arranged relative to the transparent sheet respective to transmit light through the sheet and to detect the transmitted light. A touch event at the top surface of the transparent sheet causes light to scatter from the transparent sheet, thereby changing the amount of light received at the detector. Since the amount of scattered light generated at the touch event location is a function of the applied pressure at the touch event, the change in the detector signal is used to determine the relative amount of applied pressure. Embodiments that include multiple waveguides and channel waveguides, as well as force-sensing devices, are also disclosed. | 10-31-2013 |
| 20110001722 | VEHICLE ACCESSORY CONTROL INTERFACE HAVING CAPACTIVE TOUCH SWITCHES - A system for enabling an operator to control a vehicle accessory includes a control interface and a processor. The control interface has a display surface and a touch area defined by an electrically conductive layer adjacent the display surface. The conductive layer capacitively couples to an electrically conductive object upon the object touching or being in proximity with the touch area while the conductive layer is driven with an electrical charge. The processor drives the conductive layer with the electrical charge, detects the capacitive coupling of the conductive layer to the object upon the object touching or being in proximity with the touch area while the conductive layer is driven, generates a signal indicative of the object touching or being in proximity with the touch area upon detecting the capacitive coupling of the conductive layer to the object, and provides the signal to the accessory for controlling the accessory accordingly. | 01-06-2011 |
| 20140300578 | MULTIPOINT TOUCHSCREEN - A touch panel having a transparent capacitive sensing medium configured to detect multiple touches or near touches that occur at the same time and at distinct locations in the plane of the touch panel and to produce distinct signals representative of the location of the touches on the plane of the touch panel for each of the multiple touches is disclosed. | 10-09-2014 |
| 20150116263 | Display Device with Integrated Touch Panel and Driving Method Thereof - A display device with integrated touch panel is provided. The display device includes a panel in which a plurality of pixels defined by intersections between a plurality of data lines and a plurality of gate lines are formed, a touch panel provided as one body with the panel, and configured to include a plurality of touch electrodes, a display driver IC configured to control the data lines and the gate lines formed in the panel, supply a common voltage or a touch pulse to the plurality of touch electrodes, receive analog sensing signals from the touch panel, and convert the analog sensing signals into digital sensing signals, and a touch IC configured to receive the digital sensing signals from the display driver IC, and analyze the digital sensing signals by using an analysis program based on a self-capacitance type to determine whether the touch panel is touched. | 04-30-2015 |
| 20150116259 | TOUCH DEVICE AND DRIVING METHOD THEREOF - A touch device includes a touch panel that includes driving lines, sensing lines, a virtual key, a self-sensing line, and a shielding line. The touch panel has a display region and a non-display region. The driving lines extend along a first direction in the display region and further extend into the non-display region. The sensing lines extend along a second direction in the display region and extend into the non-display region. The first direction is different from the second direction. The virtual key is located in the non-display region and between the driving lines and the sensing lines to shield the driving lines from the sensing lines. Each of the self-sensing line and the shielding line is located in the non-display region, connected to the virtual key, and located between the driving lines and the sensing lines to shield the driving lines from the sensing lines. | 04-30-2015 |
| 20150116256 | CAPACITIVE TOUCH DEVICE AND SENSING METHOD THEREOF - A capacitive touch device and a sensing method thereof are disclosed. The capacitive touch device includes a touch panel and a plurality of touch detection units. The touch panel includes first sensing lines and second sensing lines. The position of a touch between a last one of the first sensing lines and a first one of the second sensing lines is calculated according to sensed values respectively corresponding to a first sensing line prior to the last one of the first sensing lines, the last one of the first sensing lines and the first one of the second sensing lines. The present invention is capable of avoiding the problem that the frame rate is reduced significantly because of the data transmission between the first and second touch detection units. | 04-30-2015 |
| 20150116254 | SINGLE-LAYER MUTI-TOUCH CAPACITIVE IMAGING SENSOR - Embodiments of the invention generally provide an input device having a reduced system complexity and low production cost. As the size of input devices, such as touch pads and other similar devices increase, the need for an input device that is able to maintain or even improve the touch sensing accuracy without greatly increasing the manufacturing cost becomes increasingly important. Embodiments of the invention may provide an input device that includes an array of capacitive sensing pixels that each include a unique pair of sensor electrodes, wherein at least one of the electrodes in a first pixel is also in communication with another sensor electrode in at least one other pixel, which is not in the same row or column with the first pixel. | 04-30-2015 |
| 20150116266 | INPUT DEVICE AND DISPLAY DEVICE - An input device that can prevent a reduction in the accuracy of detection of a contact position, even when a display device operates in a PSR mode, is provided. The input device is provided in a display device configured to operate in either a first mode or a second mode and is configured to detect a contact position of a user. The input device includes a plurality of driving electrodes and a touch controller. The touch controller is configured to determine the operation mode of the display device, configured to generate touch driving signal based on a result of the determination, and configured to apply the generated touch driving signals to the driving electrodes. | 04-30-2015 |
| 20100141606 | METHOD FOR PROVIDING HAPTIC FEEDBACK IN A TOUCH SCREEN - Disclosed is a method for providing a haptic feedback in a touch screen, which includes displaying a plurality of soft buttons on a touch screen; applying a first pattern vibration to the touch screen if a pressing detection value for a corresponding soft button according to contact of a user input means reaches a predetermined first threshold value; and applying a second pattern vibration to the touch screen if a pressing detection value for the corresponding soft button reaches a predetermined second threshold value, the second pattern vibration being different from the first pattern vibration, the second threshold value being different from the first threshold value. | 06-10-2010 |
| 20110007029 | SYSTEM AND METHOD FOR MULTI-TOUCH INTERACTIONS WITH A TOUCH SENSITIVE SCREEN - Embodiments of the invention are directed to interacting with a touch sensitive display screen. A method may include detecting a plurality of interactions with a touch sensitive screen. A display area may be defined based on locations associated with the interactions. An action may be performed with relation to a defined display area. An action may be performed with relation to content presented in a defined display area. | 01-13-2011 |
| 20110007019 | SYSTEMS AND METHODS FOR USING TFT-BASED LCD PANELS AS CAPACITIVE TOUCH SENSORS - A display screen system operative in the presence of backlight, which may be provided by a rear light source or by a mirror according to reflective LCD technologies, to identify presence of a conductive member such as a finger, the system comprising a structural, transparent planar element including an array of structural, planar conductive areas independently electrically addressable by a source of electric power, each conductive area having a plurality of transparency states controlled by said source of electric power; and capacitance sensing circuitry operative to sense capacitance of at least one of said conductive areas. | 01-13-2011 |
| 20140354577 | Multi-State Capacitive Button - In one embodiment, an apparatus includes a capacitive sensor, a button, a support, and a controller. The button includes a first material having a distal coupling portion and a proximal coupling portion. The distal coupling portion is distal from the capacitive sensor and configured to capacitively couple with an object. The proximal coupling portion is proximal to the capacitive sensor and configured to capacitively couple with the capacitive sensor. The support is connected to the button and configured to deflect when the button is pressed. The controller is connected to the capacitive sensor and configured to measure a value associated with an amount of capacitive coupling between the button and the capacitive sensor, which is based on an amount of capacitive coupling between the distal coupling portion and the object and a distance between the proximal coupling portion and the capacitive sensor. | 12-04-2014 |
| 20100271326 | METHOD FOR OPERATING ELECTRONIC DEVICE USING TOUCH PAD - A method for operating an electronic device by using a touch pad is provided. In the present method, a plurality of conductive balls within the touch pad is used for detecting a pressure value received by the touch pad when the touch pad is pressed. Then, whether a variation of the pressure value exceeds an operating criterion twice in succession during an operating period is determined. A double-click operation is executed in the electronic device if the pressure value exceeds the operating criterion twice in succession during the operating period. As a result, a number of operation modes supported by the touch pad is increased, so as to facilitate the using of the touch pad. | 10-28-2010 |
| 20140098057 | TOUCH PANEL COMPRISING SENSING ELECTRODES WITH PROTRUSIONS - A touch panel comprises multiple first sensing electrodes constituting multiple rows, wherein the first sensing electrodes in each of the rows are electrically connected to each other, multiple second sensing electrodes constituting multiple columns crossing the rows, wherein the second sensing electrodes in each of the columns are electrically connected to each other, and multiple conductive patterns disposed between the first and second sensing electrodes. Each of the first and second sensing electrodes comprises multiple protrusions protruding outward from a corresponding boundary and multiple concave portions extending inward between the protrusions in a plan view. Pairs of protrusions extending from opposite sides of each of the first and second sensing electrodes are disposed opposite each other and are symmetrical to each other. | 04-10-2014 |
| 20140098055 | DISPLAY DEVICE - A display device includes a first substrate, a display section that is on the first substrate and that displays an image, first pad portions at a first directional edge of the first substrate and connected to the display section and to a driver integrated circuit (driver IC) that supplies a driving voltage, a second substrate on the first substrate with the display section interposed therebetween, and which exposes the first pad portions, a touch section that is on the second substrate and that corresponds to the display section, second pad portions on the second substrate and connected to edges of the touch section, a main flexible printed circuit board (main FPCB) connected to the first pad portions, and a touch flexible printed circuit board (touch FPCB) connected to the second pad portions and overlapping the main FPCB. | 04-10-2014 |
| 20140098054 | TOUCH MOUSE SUPPORTING KEY FUNCTIONS OF KEYBOARD DEVICE AND RELATED METHOD USED IN TOUCH MOUSE - A method used in a touch mouse includes: providing a touch area; using the touch area to detect a touch of a user's finger on the touch area to sense and generate a touch signal; and, generating a corresponding key output signal to a host by simulating a condition of pressing at least a key of a keyboard device according to the touch signal. | 04-10-2014 |
| 20110254806 | METHOD AND APPARATUS FOR INTERFACE - A method and apparatus for interfacing, the method including detecting waveforms generated due to contact between a plurality of input members and an input surface for receiving touch inputs; obtaining property information regarding each input member based on the detected waveforms; and generating an input signal corresponding to a combination of the property information of the input members and gestures generated by the input members. | 10-20-2011 |
| 20110254802 | NOISE REDUCTION IN CAPACITIVE TOUCH SENSORS - In touch sensitive display devices, the display scanning circuitry responsible for driving images of the panel screen can cause noise on the electrodes of nearby touch sensors. The display controller circuit and/or the touch sensor controller circuit of the exemplary touchscreen display devices may be configured to reduce such noise during the touch sensor acquisition cycle by implementing one or more of several techniques in which a portion of each of the sensor acquisition cycles occurs within a period of reduced noise from a cycle of the scanning of the display. | 10-20-2011 |
| 20150123937 | GLOVE DETECTION/ADJUSTMENT OF SENSITIVITY FOR CAPACITIVE SENSING BUTTON AND SLIDER ELEMENTS - An input device for a control system of a vehicle includes at least one capacitive-sensing button, an actuation detection electrical circuit, a proximity sensor, a proximity temperature sensor, and a processor. In use, the capacitive-sensing button receives an actuation from a user. The actuation alters a capacitance value of the button. The detection electrical circuit comprises a threshold value and it outputs a button actuation signal when the capacitance value exceeds the threshold value. The proximity sensor generates a proximity signal when an object is provided near the capacitive-sensing button. The proximity temperature sensor provides a temperature measurement of the nearby area. The processor adjusts the threshold value to an adjustment value that is derived from the comparison signal. | 05-07-2015 |
| 20110090173 | SENSING CIRCUIT FOR USE WITH CAPACITIVE TOUCH PANEL - A sensing circuit of a capacitive touch panel includes an operation amplifier, a first switch, a second switch, first and second feedback capacitors, a third switch, a fourth switch, a fifth switch and a sixth switch. The operation amplifier includes a positive input terminal, a negative input terminal and an output terminal. A reference voltage is inputted into the positive input terminal. The first switch is connected between a receiving electrode and the negative input terminal. The second switch is connected between the negative input terminal and the output terminal. The third switch is connected to the negative input terminal and the first feedback capacitor. The fourth switch is connected to the first feedback capacitor and the output terminal. The fifth switch is connected to the negative input terminal and the second feedback capacitor. The sixth switch is connected to the second feedback capacitor and the output terminal. | 04-21-2011 |
| 20110090170 | TOUCH SUBSTRATE AND TOUCH DISPLAY PANEL - A touch substrate including a substrate, a plurality of first sensing series, a plurality of second sensing series, a plurality of signal pads, a plurality of signal transmission lines, and a plurality of conductive patterns is provided. The substrate has an active region and a peripheral region located outside the active region. The first and the second sensing series are disposed on the substrate and located in the active region. The signal pads are disposed on the substrate and located at the peripheral region. The signal transmission lines are disposed on the substrate and located in the peripheral region, and connect the first sensing series and the second sensing series to the corresponding signal pads. Each signal transmission line includes a winding portion disposed adjacent to one corresponding signal pad. Each conductive pattern is disposed on one signal pad and extends above the winding portion of one signal transmission line. | 04-21-2011 |
| 20110063251 | INTERLEAVED ELECTRODES FOR TOUCH SENSING - A capacitive touch sensing system includes a touch surface and sets of substantially parallel electrodes arranged in relation to the touch surface. Each electrode set includes a primary electrode electrically connected to at least two sub-electrodes. The primary electrode is capable of producing greater capacitive coupling to a touch in proximity with the touch surface in relation to capacitive coupling of the at least two sub-electrodes. The sub-electrodes of the electrode sets are arranged in an interleaved pattern configured to increase an effective area of capacitive coupling associated with each electrode set. | 03-17-2011 |
| 20110063249 | TOUCH SENSING APPARATUS AND TOUCH SENSING METHOD - A touch sensing apparatus applied to a capacitance touch panel includes a sensing module, a signal generating module, a comparing module, and a processing module. When a first and a second touch point formed on the capacitance touch panel correspond to two first and second touch pad sets, the sensing module generates a request signal. The signal generating module respectively outputs two test signals with reverse phases to the two first touch pad sets according to the request signal. After the comparing module generates a compared result according to two voltage values corresponding to the two second touch pad sets, the processing module will determine the positions of the first and the second touch point according to the compared result. When touch points are more than two, the touch sensing apparatus repeats the above-mentioned steps until all positions of the touch points are defined and the ghost points are removed. | 03-17-2011 |
| 20110063247 | TOUCH SENSING APPARATUS WITH PARASITIC CAPACITANCE PREVENTION STRUCTURE - The present invention relates to a touch sensing apparatus. The touch sensing apparatus of the present invention includes a first sensing electrode arranged on a rear surface of a window to sense the touch of a user on the window covering a display screen, a second sensing electrode superimposed onto the first sensing electrode with an insulating layer interposed therebetween, and a buffer for transmitting voltage of the first sensing electrode side to the second sensing electrode side. The touch sensing apparatus of the present invention is capable of effectively cutting off noise signals generated from a display module and keeping touch sensitivity at a high level. | 03-17-2011 |
| 20110063245 | TOUCH APPARATUS AND DISPLAY PANEL THEREOF - A touch apparatus and a display panel thereof are provided. The touch apparatus includes an upper substrate and a lower substrate. The lower substrate at least includes a first selection line, a first readout line intersected with the first selection line, a first conductive bump, and a second conductive bump. The first and the second conductive bumps are disposed at the intersection of the first selection line and the first readout line, and electrically connected with the first selection line and the first readout line, respectively. The upper substrate at least includes a first conductive layer without potential, which is disposed above the first and the second conductive bumps. When an external force is exerted to the first conductive layer without potential, the first and the second conductive bumps are electrically connected to each other by the first conductive layer without potential. | 03-17-2011 |
| 20110063242 | Method and system for measuring position on surface capacitance touch panel using a flying capacitor - A touch panel having a substantially even coating of a conductive material on a non-conductive substrate and then covering the conductive material with a dielectric material, wherein a novel current measuring circuit reduces the effect of stray capacitance on the accuracy of a current measurement so that the relative X and Y position of an object on the touch panel can be determined using simple ratio equations. | 03-17-2011 |
| 20150049058 | Method and Apparatus of Touch control for Multi-Point Touch Terminal - A method and apparatus of touch control for a multi-point touch terminal, wherein the apparatus of the touch control obtains a first operation for a first touch button on a touch screen of the multi-point touch terminal by the user and a second operation for a second touch button thereof by the user, and then carries out an object operation corresponding to the second operation according to an operation object corresponding to the first operation. | 02-19-2015 |
| 20150130759 | DISPLAY APPARATUS, VEHICLE EQUIPPED WITH THE DISPLAY APPARATUS AND CONTROL METHOD FOR THE DISPLAY APPARATUS - A display apparatus of a vehicle for providing various kinds of information includes a touchscreen unit to display at least one of a screen of an external manipulation mode and a screen of a touch manipulation mode, and a sensing unit to sense approach of an object to the touchscreen unit. The touchscreen unit displays the screen of the touch manipulation mode when the sensing unit senses approach of the object, and displays the screen of the external manipulation mode when the sensing unit does not sense approach of the object. | 05-14-2015 |
| 20150130758 | Transmitter and Transmitting Method Thereof - The present invention provides a transmitter which is configured to transmit an electrical signal to a capacitive touch sensitive device according to a transmitter status in response to a trigger event detected. As a result, the capacitive touch sensitive device can calculate the transmitter status and a relative position between the transmitter and the capacitive touch sensitive device. The electrical signal is mixed by signals having a plurality of frequencies. | 05-14-2015 |
| 20150130754 | TOUCH SENSOR - A touch sensor including a sheet defining a surface and enclosing a set of channels, each channel in the set of channels isolated from other channels in the set of channels and defining a variable width; a set of distinct volumes of electrically-conductive fluid contained within the set of channels; a set of electrodes electrically coupled to the set of distinct volumes of electrically-conductive fluid; and a controller electrically coupled to the set of electrodes, applying a voltage to a subset of the set of distinct volumes of electrically-conductive fluid contained in a subset of channels in the set of channels via a subset of the set of electrodes; and approximating a position of an input over the surface based on a change in voltage. | 05-14-2015 |
| 20150130752 | TOUCH SLIDER UNIT AND MICROWAVE OVEN HAVING TOUCH SLIDER UNIT - A touch slider unit includes: a touch slider having a contact part to be in contact with a user and a light-transmitting part disposed to surround a circumference of the contact part; an electrode disposed on a back surface of the contact part of the touch slider; a controller which detects a change in electrostatic capacity of the electrode to detect a contact of the user with the touch slider based on the detected change in the electrostatic capacity of the electrode; and a light source disposed on the back side of the touch slider to emit a light, thereby having a favorable backlight characteristic and an improved operability. | 05-14-2015 |
| 20150130750 | TOUCH SENSITIVE DISPLAYS - Disclosed are a touch sensitive display and a method of operation thereof. The display comprises a sensor having an input put array of electrodes and, capacitively coupled thereto, an output array of electrodes and a controller operable to perform a scan operation at every intersection point of said input array. The scan operation comprises measuring a touch value for an intersection point; determining a proportional difference between said touch value and a base touch value for said intersection point as a proportion of said base touch value, wherein said base touch value is indicative of there being no touch event on the sensor; and comparing the proportional difference to a predetermined proportional touch threshold so as to determine whether there is a touch event at that point. | 05-14-2015 |
| 20150130748 | INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING METHOD, AND PROGRAM - Provided is an information processing device including a pressure sensor configured to be capable of detecting a pressure position which is a position of a pressure portion subjected to a pressure manipulation by a user and a pressure force which is a pressure at a time of the pressure manipulation, and to have a cylindrical shape, and a position specifying unit configured to specify a position in a three-dimensional space according to the pressure position and the pressure force. | 05-14-2015 |
| 20150130749 | TOUCH PAD, CORRESPONDING TOUCH POSITION DETERMINING UNIT AND ASSCOCIATED METHOD - The disclosure relates to a touch pad and a corresponding touch position determining unit (TPDU). The touch pad comprises a plurality of sensing elements that each extend in a first direction and are displaced from one another in a second direction, wherein the plurality of sensing elements is provided in a single layer. The TPDU comprises a sensing element configured to present an electrical property associated with one or more touch properties of one or more fingers along a length of the sensing element, the TPDU configured to: set an attenuation setting to a plurality of different attenuation settings; generate a plurality of touch signals, wherein each of the plurality of touch signals is generated in accordance with the electrical property at a different attenuation setting; and determine the one or more touch properties using the plurality of touch signals. | 05-14-2015 |
| 20150130746 | TOUCH PANEL AND METHOD OF MANUFACTURING TOUCH PANEL - A manufacturing method of a touch panel includes: forming a graphene electrode on a metal substrate; adhering a transfer film on the graphene electrode; patterning the metal substrate to form electrode wiring; adhering a base substrate under the electrode wiring; and removing the transfer film. In the manufacturing method, the metal layer used when forming the graphene electrode is not removed after forming the graphene, and the metal layer is patterned to be used as the electrode wiring, such that the removal process of the metal layer and the forming process of the electrode wiring are unified into one. Accordingly, in the manufacturing process of the touch panel using the graphene as the transparent electrode, the manufacturing process is simplified. | 05-14-2015 |
| 20150130747 | DISPLAY APPARATUS AND TOUCH SENSING METHOD THEREOF - A touch sensing method of a display apparatus is disclosed. The display apparatus includes an active matrix substrate including a plurality of column electrodes and a plurality of row electrodes crossing the column electrodes. Each of the column electrodes is electrically connected to a driving module or a sensing module. The touch sensing method comprises steps of: transmitting a scan driving signal to at least a row electrode; transmitting a touch driving signal to the column electrode electrically connected to the driving module; capacitively coupling the touch driving signal through at least an external object, and receiving a coupling signal by the column electrode electrically connected to the sensing module; and detecting the position of the external object according to the coupling signal. Therefore, the invention can be directly applied to the active matrix substrate and enhance the accuracy of the touch sensing. | 05-14-2015 |
| 20150130745 | TOUCH PANEL AND DISPLAY DEVICE INCLUDING THE SAME - A touch panel and a display device including the same are disclosed. In one aspect, the touch panel includes a destructive interference (DI) unit including a plurality of dielectric layers and a plurality of metal layers that are alternately stacked and a transparent conductive layer formed over the DI unit. The transparent conductive layer includes a plurality of first sensing patterns and one of the metal layers includes a plurality of second sensing patterns and a plurality of non-sensing metal patterns adjacent to and alternately arranged with the second sensing patterns. | 05-14-2015 |
| 20150130742 | Multi-Touch Capacitive Sensing Surface - Disclosed are techniques and systems for distinguishing between inadvertent contact and an intentional key press on a touch-sensitive input device, such as a keyboard or other like peripheral. In some embodiments, a system may include a first electrode disposed in a first plane, and a second electrode disposed in a second plane substantially parallel to the first plane. The system may also include one of a flexible dielectric material and an air gap spacing the first electrode from the second electrode; and a third electrode disposed in a third plane substantially parallel to the first plane. The third electrode may extend substantially parallel to the first electrode, and may be spaced from the first electrode by the one of the flexible dielectric material and the air gap. | 05-14-2015 |
| 20160092006 | CAPACITIVE TOUCH PANEL - A touch panel in which warpage due to a difference in the linear expansion coefficient between resin layers is reduced while achieving reduction in thickness and weight by using a multi-layered resin base material. A capacitive touch panel includes a transparent resin base material; a transparent resin layer formed on the front surface of the transparent resin base material; a decorative printed layer formed on an outer edge of the back surface of the transparent resin base material; and a warp prevention layer formed so as to extend and cover over the back surface of the transparent resin base material and the decorative printed layer. | 03-31-2016 |
| 20160092001 | DISPLAY DEVICE HAVING A TOUCH UNIT - A display device includes a first substrate and a second substrate disposed above the first substrate. A touch unit is disposed on the second substrate. A window is disposed on the touch unit. The window covers the first and second substrates. A touch printed circuit board is disposed on the second substrate. The touch printed circuit board is coupled to the touch unit. An adhesive layer is disposed between the first substrate and the window. A plurality of spacers are disposed between the touch printed circuit board and the window. Each of the plurality of spacers is spaced apart from each other. | 03-31-2016 |
| 20160091992 | Executing Gestures with Active Stylus - In one embodiment, a stylus with one or more electrodes and one or more computer-readable non-transitory storage media embodying logic for transmitting signals wirelessly to a device through a touch sensor of the device has one or more sensors for detecting movement of the stylus. | 03-31-2016 |
| 20160034091 | TOUCH-SENSITIVE DEVICE AND METHOD FOR DRIVING THE SAME - A touch-sensitive device comprises: a touch-sensing carrier panel; a driving signal line and a inductive signal line; a touch-sensitive circuit connected with the driving signal line and the inductive signal line; an array of first electrodes and an array of second electrodes located on the touch-sensing carrier panel; a first switch having an end connected to the array of the first electrodes and the other end connected to the corresponding driving signal line and the corresponding inductive signal line; and a second switch having an end connected to the array of the second electrodes and the other end connected to the corresponding driving signal line and the corresponding inductive signal line, wherein each of the first switch and the second switch is adapted to switch between a respective driving signal line and a respective inductive signal line such that the array of first electrodes is connected with one of the driving signal line and the inductive signal line and the array of second electrodes is connected with the other one of the driving signal line and the inductive signal line. The present disclosure also provides a method for driving the above touch-sensitive device. The present invention may perform the signal conversion by switches such that the first electrodes and the second electrodes are switched between the connections to the inductive signal lines and the connections to the driving signal lines by performing signal switching by switches, so as to achieve the double side touch sensing. | 02-04-2016 |
| 20160034092 | STACKUP FOR TOUCH AND FORCE SENSING - A device and method for operating a capacitive input device configured to sense input objects and their applied force in a sensing region, the device including a deformable substrate having an input surface; a first array of sensor electrodes; a second array of sensor electrodes; a third array of sensor electrodes positioned underneath the first and second arrays such that, in response to force applied by an input object to the input surface, at least one electrode of the first array deflects relative to the second and third arrays. | 02-04-2016 |
| 20160034090 | TOUCH SYSTEM AND DISPLAY DEVICE - The present invention provides a touch system and a display device, belongs to the technical field of display, and can solve the problem that misoperation is caused as an existing touch screen has a narrow frame and the edge area of the screen is easy to touch mistakenly. The touch system comprises a touch screen, a touch position analysis unit and a switch unit, wherein the touch screen comprises a center touch area and an edge touch area, and the touch position analysis unit is used for analyzing a position of a touch on the touch screen; and the switch unit is used for controlling whether a touch on the edge touch area is effective. | 02-04-2016 |
| 20110216035 | SURFACE CAPACITIVE TOUCH PANEL, DRIVING METHOD THEREOF AND ELECTRONIC APPARATUS USING THE SAME - A surface capacitive touch panel, a driving method thereof, a display apparatus using the same, and an electronic apparatus using the same are provided. The surface capacitive touch panel includes a substrate, a conductive film, and a plurality of driving sensing electrodes. The conductive film is formed on the substrate. The conductive film has an anisotropy of impedance to define a lower impedance direction and a higher impedance direction. The driving sensing electrodes are disposed on at least one side of the conductive film and the at least one side is substantially perpendicular to the lower impedance direction. The surface capacitive touch panel of the invention has high positioning accuracy. The touch sensing accuracy of the display apparatus and the electronic apparatus using the surface capacitive touch panel is also desirable. | 09-08-2011 |
| 20150130766 | USER INTERFACE SYSTEM AND METHOD - The user interface system of the preferred embodiments includes a layer defining a tactile surface and including a first region and a particular region adjacent the first region; a substrate defining a fluid channel, cooperating with the layer at the particular region to define a cavity fluidly coupled to the fluid channel, coupled to the layer at the first region; a displacement device displacing fluid into the fluid channel into the cavity to transition the particular region from a retracted volume setting into an expanded volume setting, the particular region substantially level with the first region in the retracted volume setting and elevated above the first region in the expanded volume setting; and a sensor including a first conductor and a second conductor coupled to the substrate and adjacent the cavity, the first conductor offset from the second conductor and capacitively coupled to the second conductor. | 05-14-2015 |
| 20150130757 | Transmitter, Touch Sensitive System and Transmitting Method Thereof - The present invention provides a transmitter, which includes a transmitting module configured to transmit an electrical signal to a touch sensitive device according to at least one transmitter operating status such that the touch sensitive device acknowledges the transmitter operating status by analyzing the electrical signal including one or more first frequencies; a detecting module configured to detect an interference signal coherent to the electrical signal from a received signal external to the transmitter when the transmitting module is not transmitting the electrical signal; and a processing module configured to replace the detected one or more first frequencies with one or more second frequencies in response to the interference signal being detected by the detecting module. | 05-14-2015 |
| 20150130756 | Touch Sensitive Processing Apparatus and Method Thereof - The present invention provides a touch processing device which is configured to connect to a touch sensitive panel having a plurality of sensing points. The touch processing device comprises a transmitter detecting module and an information transmitting module. The transmitter detecting module is configured to detect a transmitter transmitting an electrical signal only when approaching or touching the touch sensitive panel and to generate at least a two-dimensional sensing information. The at least one two-dimensional sensing information is sensing information corresponding to the plurality of sensing points with respect to at least one frequency. The information transmitting module is configured to transmit the at least one two-dimensional sensing information. | 05-14-2015 |
| 20150130751 | DISPLAY DEVICE AND ELECTRONIC APPARATUS - There is provided a display device including a pixel unit ( | 05-14-2015 |
| 20150138148 | TOUCH SIGNAL GAIN CONTROL APPARATUS AND METHOD - A touch signal gain control apparatus includes an analog gain stage, a digital gain stage, a gain control module, and a comparing module. The analog gain stage and digital gain stage are coupled to the input terminal and output terminal of an analog-digital converter. When the comparing module generates a comparing result according to a voltage signal inputted to analog gain stage, the gain control module controls analog gain stage to amplify voltage signal in an analog magnification according to comparing result to form an amplified voltage signal not over an input threshold. The analog-digital converter converts amplified voltage signal into a digital signal. The gain control module controls digital gain stage to amplify digital signal in a digital magnification according to comparing result to form an amplified digital signal. The product of analog magnification and digital magnification equals to ratio of amplified digital signal and voltage signal. | 05-21-2015 |
| 20120068969 | METHOD FOR DETERMINING MULTIPLE TOUCH INPUTS ON A RESISTIVE TOUCH SCREEN AND A MULTIPLE TOUCH CONTROLLER - The present invention relates to a method and a Multi-Touch controller for determining multiple touch inputs on a resistive touch screen, such screen having a first layer ( | 03-22-2012 |
| 20150138140 | TOUCH PANEL CONTROLLER, INTEGRATED CIRCUIT, TOUCH PANEL DEVICE, AND ELECTRONIC DEVICE - A touch panel controller ( | 05-21-2015 |
| 20120068960 | TOUCH SCREEN AND METHOD OF MANUFACTURING THE SAME - Disclosed herein are a touch screen and a method of manufacturing the same. The touch screen includes: a transparent substrate; a transparent electrode formed on the transparent substrate and including a sensing part sensing a touch input and an extension part extending from the sensing part to an edge of the transparent substrate; a wiring electrode formed at the edge of the transparent substrate and spaced apart from the extension part of the transparent electrode; and a conductive paste formed at the edge of the transparent substrate and covering both the extension part and the wiring electrode so as to electrically connect the transparent electrode to the wiring electrode, whereby the transparent electrode is formed after the wiring electrode is formed and the wiring electrode is connected to the transparent electrode through the conductive paste, thereby preventing the transparent electrode from being damaged. | 03-22-2012 |
| 20160026315 | DISPLAY DEVICE - A display device includes: a display panel including an upper electrode and an encapsulation layer provided on the upper electrode; a touch panel including a first touch electrode and a second touch electrode each facing the upper electrode and positioned between the display panel and a cover window covering the display panel, the first touch electrode being separated from the second touch electrode; an elastic layer provided on the display panel and deforming in response to an applied pressure from a touch; and a touch sensor programmed to detect an applied pressure from a change in gaps between the first and second touch electrodes and the upper electrode due to the applied pressure, and to detect a capacitance between the first touch electrode and the second touch electrode caused by the touch, so as to sense a position of the touch. | 01-28-2016 |
| 20160026307 | SHADELESS TOUCH HAND-HELD ELECTRONIC DEVICE AND TOUCH-SENSING COVER THEREOF - A shadeless touch hand-held electronic device includes a panel, a memory unit, a touch-sensing cover and a control unit. The touch-sensing cover has a cover and a touch-sensing structure. The cover is disposed on the side of the hand-held electronic device opposite the panel, partial or total area of the touch-sensing structure is disposed on the cover, and the touch-sensing structure has an activation area. The control unit is electrically connected to the touch-sensing structure and the memory unit. After the activation area being triggered, the shadeless touch hand-held electronic device is activated to an operative state. | 01-28-2016 |
| 20160026297 | SENSOR DEVICE, INPUT DEVICE, AND ELECTRONIC APPARATUS - [Object] To provide a sensor device capable of detecting an operation position and a pressing force with high accuracy. | 01-28-2016 |
| 20160026283 | CAPACITIVE FINGER NAVIGATION DEVICE WITH HYBRID MODE AND OPERATING METHOD THEREOF - There is provided an operating method of a capacitive finger navigation device including the steps of: calculating a touch coordinate according to a predetermined position coordinate and associated detected variation of each of a plurality of detecting cells when the associated detected variations of the detecting cells exceed a threshold; mapping the touch coordinate to a touch position associated with a touch surface; entering a relative motion mode when the touch position is in a first area; and entering an absolute coordinate mode when the touch position is in a second area. | 01-28-2016 |
| 20160026290 | IN-CELL TOUCH PANEL AND DISPLAY DEVICE - The present disclosure provides an in-cell touch panel and a display device. An entire common electrode layer on an array substrate is divided so as to form a plurality of touch driving sub-electrodes and a plurality of common sub-electrodes spaced apart from each other and arranged alternately. The touch driving sub-electrodes are electrically connected to each other via a touch driving signal line so as to form a touch driving electrode, and the common sub-electrodes are electrically connected to each other via a common electrode signal line to form a common electrode. Touch sensing electrodes are arranged on an opposite substrate and cross the touch driving electrodes. | 01-28-2016 |
| 20160026259 | INPUTTING DEVICE - An inputting device for inputting information to a touch sensor is disclosed which is less likely to cause false detection and allows comparatively free selection of a disposition position of the inputting device relative to a touch sensor. The inputting device includes a conducive member disposed on a touch sensor of the capacitance type and cooperating with the touch sensor to form a capacitor therebetween, a ground terminal connected to the ground of the touch sensor, a current path interconnecting the conductive member and the ground terminal, and a switch disposed on the current path. A result of detection by the touch sensor varies in response to switching of the switch. | 01-28-2016 |
| 20140125629 | TOUCH SENSOR SYSTEM, AND ELECTRONIC DEVICE - A touch sensor system includes a driver which drives on the basis of code sequences which are orthogonal to one another and include +1 or −1 and each of which has a length N. A decoding section estimates on the basis of a first inner product operation of the outputs and the code sequences a first capacitance value and on the basis of a second inner product operation of the outputs and the code sequences a second capacitance value. A touch panel has a two-dimensional region including a hand placing region and a remainder region and processing sections. | 05-08-2014 |
| 20140125625 | TOUCH PANEL CONTROL SYSTEM, CAPACITANCE DETECTION APPARATUS AND METHOD THEREOF - A capacitance detection apparatus for a touch panel includes an N number of capacitors. The detection apparatus generates an N number of different input signals, and provides an i | 05-08-2014 |
| 20140125623 | BASELINE RECALCULATION AFTER FREQUENCY RECONFIGURATION OF A MUTUAL CAPACITIVE TOUCH CONTROLLER - Systems and methods are provided that allow a touch sensor, such as a mutual capacitive touch panel, to switch from an operative transmit (TX) frequency at which the mutual capacitive touch panel is driven to an alternative TX frequency. When switching to an alternative TX frequency, an alternative baseline capacitance value corresponding to the alternative TX frequency may be utilized to determine whether a touch event has occurred on the mutual capacitive touch panel. Frame scans can be repeatedly performed at the operative TX frequency and the alternative TX frequency in rapid succession, and an average difference of the frame scans can be calculated and utilized to generate the alternative baseline capacitance value which may be insensitive to sudden ambient changes and moving touch events affecting the mutual touch capacitive panel. | 05-08-2014 |
| 20090251438 | CONTACT TRACKING AND IDENTIFICATION MODULE FOR TOUCH SENSING - Apparatus and methods are disclosed for simultaneously tracking multiple finger and palm contacts as hands approach, touch, and slide across a proximity-sensing, multi-touch surface. Identification and classification of intuitive hand configurations and motions enables unprecedented integration of typing, resting, pointing, scrolling, 3D manipulation, and handwriting into a versatile, ergonomic computer input device. | 10-08-2009 |
| 20140002410 | FULLY ADDRESSABLE TRANSMITTER ELECTRODE CONTROL | 01-02-2014 |
| 20140002417 | INFORMATION INPUT SYSTEM, PROGRAM, MEDIUM | 01-02-2014 |
| 20140002418 | METHOD FOR DETERMINING A POSITION OF A CONTACT ON A CAPACITIVE SENSOR FIELD | 01-02-2014 |
| 20110210944 | DIGITAL CAPACITIVE TOUCH SCREEN - In the field of touch screens and more particularly capacitive touch screens, a digital capacitive touch screen is provided, which includes a touch substrate and a touch system circuit. The touch system circuit has a touch excitation source and a touch signal detection unit. At least two staggered electrode groups are disposed on the touch substrate, and multiple electrode lines of the electrode groups are connected to the touch excitation source. In a working period of the touch system circuit, for at least one moment, the touch excitation source applies touch signals to more than two electrode lines at the same time, and the touch signal detection unit detects the change of the touch signal on at least one of the electrode lines. Thereby, a high-definition and large-sized digital capacitive touch screen is obtained. The digital capacitive touch screen has a simple structure, low cost, and high reliability. | 09-01-2011 |
| 20150138133 | TOUCHSCREEN DEVICE AND METHOD OF DRIVING THE SAME - There are provided a touchscreen device and a method of driving the same. The touchscreen device includes: a driving circuit unit sequentially applying driving signals to a plurality of first electrodes in a plurality of periods of time; a sensing circuit unit acquiring sensing signals from a plurality of second electrodes intersecting with the plurality of first electrodes; a signal conversion unit converting the sensing signals into digital signals; and a buffer unit receiving the sensing signals from the sensing circuit unit and holding the received sensing signals for a predetermined period of time to transmit them to the signal conversion unit, wherein the signal conversion unit converts, during a current period of time among the plurality of periods of time, each of the sensing signals which has been generated according to a driving signal applied during an immediately previous period of time into digital signals. | 05-21-2015 |
| 20150138128 | Expanded Function Touch Sensor Implement - A touch sensor device includes a number of receiving elements that are operable to receive signals from one or more of a number of transmitting elements when one or more areas of the touch sensor device are contacted with an implement. Such received signals are interpreted by the touch sensor device as touch input. The implement includes a signal source and one or more selection elements that control the amplitude with which a signal from the signal source is provided to the touch sensor device. Such signals from the implement are received by one or more of the receiving elements of the touch sensor device and interpreted as touch input and/or non-positional information regarding other received touch input. | 05-21-2015 |
| 20110018840 | TOUCH SCREEN SYSTEM - A touch screen system includes an in-cell type optical touch device for displaying images and receiving a light signal, an out-cell type touch device for sensing a finger or a non-optical stylus, a first functional unit connected with the in-cell type optical touch device, a second functional unit connected with the out-cell type touch panel and a third functional unit connected with the first functional unit and the second functional unit. The out-cell type touch device is disposed on the in-cell type optical touch device. The first functional unit converts an analog sensing signal received by the in-cell type optical touch device into a first electrical signal. An object-sensing signal generated from the out-cell type touch panel is processed by the second functional unit to generate a second electrical signal. The third functional unit analyzes the first electrical signal and the second electrical signal and generates valid output signals. | 01-27-2011 |
| 20160092027 | TOUCH SENSING DEVICE AND DRIVING METHOD THEREOF - A touch sensing device includes a panel including pixels disposed in a matrix form defined by data lines and gate lines, the pixels including thin film transistors (TFTs). The touch sensing device includes at least one touch sensor having a mutual capacitance and a sensor driving circuit configured to receive an electric charge from the mutual capacitance. The touch sensing device further includes a display driving circuit configured to supply a first parasitic capacitance suppressing signal to the data lines and a second parasitic capacitance suppressing signal to the gate lines during a touch sensor driving period. | 03-31-2016 |
| 20160092004 | CONDUCTIVE PATTERN AND ELECTRODE PATTERN OF SINGLE-LAYER CAPACITIVE TOUCHSCREEN - Provided is a conductive pattern which has low visibility, has a high light transmittance, and hardly produces moire, and therefore is suitable as an optically transparent electrode for a capacitive touchscreen. The conductive pattern has a row of unit graphics formed of a conductive metal thin line or a metal thin line having line breaks, the unit graphic is selected from a concave hexagon and the congruent figures thereof, the concave hexagon has one inner angle greater than 180° (Angle A) and five inner angles each smaller than 180° with the proviso that the total of Angle A and the third angle from Angle A (Angle B) is 360°, the unit graphics adjoiningly line up in the row, and the row of the unit graphics extends in a direction of the bisector of an angle formed by the bisector of Angle A and the bisector of Angle B. | 03-31-2016 |
| 20160092005 | DISPLAY DEVICE WITH A CAPACITIVE TOUCH PANEL - Disclosed is a display device with a capacitive touch panel including a laminate between a display panel and a cover layer, the laminate having a viewing-side polarizing plate, a first conductive layer, a second conductive layer, and a substrate, in which the substrate has an optical film with a phase difference of (2n−1)λ/4, where n is a positive integer, the viewing-side polarizing plate has a polarizing film, and a slow axis of the optical film intersects a transmission axis of the polarizing film at an angle of about 45° as viewed in the stacking direction. | 03-31-2016 |
| 20160091999 | CURRENT FEEDBACK TECHNIQUES FOR CAPACITIVE SENSING - Examples of the present disclosure generally provide current feedback techniques for capacitive sensing with an input device. A processing system for an input device includes an operational amplifier having a non-inverting input, an inverting input, and an output. A voltage source is coupled to the non-inverting input. A first voltage-controlled current source is coupled between the output and the inverting input to form a feedback path. A second voltage-controlled current source is coupled to the output and configured for modifying a charge on a capacitor based on a control voltage at the output. A determination module is coupled to the capacitor and configured for determining a capacitance measurement at the inverting input based on the charge on the capacitor. | 03-31-2016 |
| 20160091998 | METHOD OF DESIGNING A CONDUCTIVE PATTERN WITH REDUCED CHANNEL BREAK VISIBILITY - A method of designing a conductive pattern with reduced channel break visibility includes generating a representation of the conductive pattern in a software application and placing a plurality of non-linear channel break voids that partition the conductive pattern into a plurality of channels. Each non-linear channel break isolates adjacent channels. | 03-31-2016 |
| 20160091991 | Electronic Devices With Molded Insulator and Via Structures - An electronic device may have printed circuits to which electrical components are mounted. Plastic may be molded over a printed circuit. Vias may be formed in the printed circuit that connect metal traces on the surface of the molded plastic to metal traces on the printed circuit. The vias may be formed by drilling or by covering the metal traces on the printed circuit with mold pins in a molding tool during plastic molding operations. Plated metal traces or other metal traces may extend onto the interior surface of via holes. Vias may also be filled with conductive material such as solder or conductive adhesive. Metal members that are soldered or otherwise connected to printed circuit traces may be used in coupling surface metal traces to printed circuit traces. Antenna structure, shielding structures, and electrodes for a stylus may be formed using the metal traces on the molded plastic. | 03-31-2016 |
| 20150145816 | SUBSTRATE WITH TRANSPARENT ELECTRODE, METHOD FOR MANUFACTURING SAME, AND TOUCH PANEL - A substrate is provided with a transparent electrode in which the pattern is hardly visible even when the transparent electrode layer has been patterned, and a method for manufacturing thereof is provided. On at least one of the surfaces of a transparent film, a first, second, and third dielectric material layer, and a patterned transparent electrode layer are included, in this order, each preferably having a film thickness and refractive index within a specific range. The first and third dielectric material layers are silicon oxide layers containing SiO | 05-28-2015 |
| 20140292715 | SELF-CAPACITIVE TOUCH PANEL - A self-capacitive touch panel including two sensing regions is provided. Each of the sensing regions includes a first sensing channel, a second sensing channel, a border electrode and multiple central electrodes. The border electrode utilizes the first sensing channel exclusively. The central electrodes share the second sensing channel. The border electrode has a first centroid, which represents a position where a capacitance change contributed by the border electrode occurs. The central electrodes have a second centroid, which represents a position where a capacitance change contributed by the central electrode occurs. An average distance from the first centroid to all possible touch points in the border electrodes is shorter than an average distance from the second centroid to all possible touch points in the central electrodes. | 10-02-2014 |
| 20140292703 | Touch Sensor with Edge-Balanced Macro-Feature Design - In one embodiment, a touch position-sensing panel comprising a sensing area comprising a substrate, a plurality of first electrodes in a first layer, the plurality of first electrodes comprising conductive mesh and arranged in a first direction, the first layer having a first plurality of gaps formed therein, a plurality of second electrodes in a second layer, the plurality of second electrodes comprising conductive mesh and arranged in a second direction generally perpendicular to the first direction, the second layer having a second plurality of gaps formed therein, and a plurality of capacitive nodes formed by the capacitive coupling of the plurality of first electrodes in the first layer and the plurality of second electrodes in a second layer, the plurality of capacity nodes comprising at least one center node, at least one edge node, and at least one corner node, the at least one center node, at least one edge node, and at least one corner node comprising approximately equal areas. | 10-02-2014 |
| 20110090174 | DRIVING METHOD OF TOUCH DISPLAY MODULE - A driving method of a touch display module is disclosed. The driving method includes the steps of writing a liquid crystal (LC) calibration signal to the data line by a calibration signal writing circuit during a blanking time between at least a data line writes the data signals to its corresponding pixel, so that the data line has a specific root mean square (RMS) voltage; and sensing a first sensing signal corresponding to the LC capacitance of the data line and sensing a second sensing signal corresponding to the LC capacitance of at least one scan line. An LC calibration signal is input to the data line during a blanking time between at least a data line writes the data signals to its corresponding pixel to achieve the same background capacitance so as to enhance the accuracy and the efficiency of touch sensing. | 04-21-2011 |
| 20120169648 | TOUCH SCREEN 2D/3D DISPLAY SYSTEM AND METHOD - A display device is provided. The display device includes a liquid crystal display (LCD) panel for displaying images, a first electrode layer, and a second electrode layer coupled to the first electrode layer. The display device also includes a first driving circuit configured to provide a first driving signal and a second driving circuit configured to provide a second driving signal. Further, the display device includes a coupling unit coupled to the first driving circuit and the second driving circuit and configured to couple the first driving signal and the second driving signal, and to provide the coupled signal of the first driving signal and second driving signal to both of the first electrode layer and the second electrode layer such that the first driving signal drives the LCD panel for displaying the images, and the second driving signal drives the LCD panel for being touch-sensitive. The display device also includes a signal separation unit coupled to at least one of the first electrode layer and the second electrode layer to receive a feedback signal indicating a capacitance change corresponding to a touch on the LCD panel. | 07-05-2012 |
| 20140184567 | DIGITIZER, STYLUS AND METHOD OF SYNCHRONIZATION THEREWITH - A method for operating a digitizer with an autonomous asynchronous stylus includes sampling outputs from a digitizer, detecting from the outputs at least one pulsed signal transmitted from an autonomous asynchronous stylus at a defined rate, determining a location of the stylus interaction with respect to the digitizer, and tracking stylus interaction with the digitizer over subsequent pulsed signals transmitted from the stylus. | 07-03-2014 |
| 20140184560 | DISPLAY DEVICE WITH TOUCH DETECTION FUNCTION AND ELECTRONIC APPARATUS - According to an aspect, a display device with a touch detection function includes: a plurality of pixel electrodes arranged in a matrix; a plurality of scanning signal lines; a drive electrode that faces the pixel electrodes; and a plurality of touch detection electrodes including a detection electrode pattern of a transparent conductive body that faces the drive electrode. The detection electrode pattern includes one or more slits each of which is a region where the transparent conductive body is not present. The slits of the detection electrode pattern of the touch detection electrodes extend in a direction different from an extending direction of the scanning signal lines with a slit pitch having a predetermined interval therebetween in the extending direction of the scanning signal lines. The slit pitch is multiples of a natural number of a predetermined pixel pitch in which the pixel electrodes are arranged. | 07-03-2014 |
| 20160117021 | TOUCH SENSING CIRCUIT OF CAPACITIVE TOUCH PANEL - A touch sensing circuit includes N periodic-wave signal generation modules, an analog front-end circuit module, N mixing modules, and N integration modules. N is an integer. The N periodic-wave signal generation modules generate N first periodic-wave signals having N frequencies to N first channels of a capacitive touch panel. The analog front-end circuit module receives and demodulates the N first periodic-wave signals passing through N mutual capacitance at N intersection points of the N first channels and a second channel to output an analog front-end signal. The N mixing modules mix the analog front-end signal and N second periodic-wave signals having the N frequencies respectively into N mixed signals. The N integration modules integrate the N mixed signals to generate N output signals. | 04-28-2016 |
| 20160035290 | SMARTPHONE - A smartphone includes: a cover layer; a display module, and comprises a component configured to cause the LCD panel to perform a display function; a pressure electrode which is located under the display module; and a shielding member which is located under the pressure electrode. At least a portion of a touch sensor which senses touch in a capacitive manner is located in the display module. | 02-04-2016 |
| 20110102370 | PLANAR ELEMENT, AND TOUCH SWITCH - The present invention provides a touch switch having two ITO-free electrode layers that are bonded together, the touch switch having good visibility, and a planar body that forms such a touch switch. The planar body includes a mesh-like electrode formed in a mesh shape by multiple conductor lines L on one side of a substrate, in which the mesh-like electrode is separated into multiple conductive areas disposed at intervals, and non-conductive areas each disposed between each of the conductive areas; each non-conductive area has multiple cutting portions that cut the conductor lines L, and each non-conductive area insulates between the adjacent conductive areas by the cutting portions. | 05-05-2011 |
| 20110102369 | USING TOUCHES TO TRANSFER INFORMATION BETWEEN DEVICES - A device may comprise a display and a processor. The processor may obtain a first set of one or more touches on a remote surface of a remote device based on a signal received on a communication link between the device and the remote device, receive information associated with the first set of one or more touches through the signal, detect a gesture on the display, and determine whether the information is to be used to obtain content based on the gesture. | 05-05-2011 |
| 20110102368 | FIELD DEVICE - A field device includes a control device whose sensitive control surfaces are sampled capacitively. The control surfaces are arranged on an outside surface of a glass pane. The outside surface of the glass pane can be equipped with a hydrophobic nanocoating in front of the control surfaces of the field device, for protection against weather-dependent control errors, for example. | 05-05-2011 |
| 20110102367 | CAPACITIVE TOUCH PANEL - A capacitive touch panel including a transparent substrate, a plurality of first sensing wires, a plurality of second sensing wires and an insulation layer is provided. The transparent substrate has a substrate surface. The first sensing wires are disposed on the substrate surface along a first axis direction. The second sensing wires include a plurality of bridge wires and a plurality of sensing units. The sensing units are disposed on the substrate surface along the second axis direction. The insulation layer is disposed on the substrate surface, covers the first sensing wires, and has a plurality of through holes. The through holes correspondingly expose the sensing units. Each bridge wire strides the insulation layer to electrically connect two of the sensing units. | 05-05-2011 |
| 20110102366 | PROJECTIVE CAPACITIVE TOUCH SENSOR - A projective capacitive touch sensor includes a substrate, a plurality of electrode layers and a plurality of dielectric layers. The electrode layers are arranged on the substrate along a first direction. At least one dielectric layer is formed on each electrode layer and the dielectric layer has different widths along a second direction. | 05-05-2011 |
| 20110102364 | CAPACITIVE TOUCH PANEL - A capacitive touch panel is provided. The capacitive touch panel includes a transparent substrate, a plurality of first sensing wires, a plurality of second sensing units, an insulation layer, a plurality of second sensing wires and a plurality of fourth sensing units. The transparent substrate has a substrate surface on which the insulation layer is disposed. The insulation layer covers the first sensing wires and the second sensing wires. A plurality of third sensing units of the second sensing wires is disposed on the insulation layer along a second axial direction. The fourth sensing units are disposed on the insulation layer along a first axial direction. The third sensing units and the fourth sensing units are adjacently arranged. | 05-05-2011 |
| 20110102363 | TOUCH PANEL - A touch panel including a substrate, a plurality of first touch electrode series, and a plurality of second touch electrode series is provided. The first touch electrode series are disposed on the substrate and extend along a first direction. Each first touch electrode series has a plurality of first touch pads electrically connected to each others. The second touch electrode series are disposed on the substrate and extend along a second direction. Each second touch electrode series has a plurality of second touch pads electrically connected to each others. The first direction is different from the second direction. Moreover, a distance between the adjacent first sensing pad and second sensing pad is about 10˜60 micron. | 05-05-2011 |
| 20110102362 | Writing and displaying device - A writing and displaying device is proposed, including: a display member having a first electric connecting portion and an electrochromic layer; an input member including a second electric connecting portion and an electrolyte layer; and a power supply member for supplying electric power to the input member and the display member. When the electric power is supplied by the power supply member and the input member is in contact with the display member, the input member, the display member and the power supply member constitute a loop circuit such that an electrochromism occurs to the portion of the display member in contact with the input member. The electrochromism can be maintained for a predetermined duration of time even after the contact of the display member with the input member is removed and the driving power is turned off. | 05-05-2011 |
| 20140354578 | METHOD FOR SETTING DRIVING SIGNALS FOR ELECTRODE OF TOUCH PANEL AND DRIVING METHOD FOR TOUCH PANEL - A method for setting a driving signal for an electrode of a touch panel is provided. In the method, a varying driving signal is provided to the electrode. The varying driving signal includes a number of initial driving signal values varying with time. An initial capacitance signal value set is detected untouched from the electrode of the touch panel. The initial capacitance signal value set includes a number of varying initial capacitance signal values. The initial capacitance signal value set is generated and corresponds to the varying driving signal. A basic capacitance signal value is preset. A proximate initial capacitance signal value closest to the basic capacitance signal value is selected from the initial capacitance signal value set. The initial driving signal value corresponding to the proximate initial capacitance signal value is set as an optimized driving signal value of the electrode. | 12-04-2014 |
| 20140354582 | Touch Sensor For Mobile Device With Radio - An integrated circuit that includes a wireless transceiver and a touchpad detection circuit is disclosed. The integrated circuit includes oscillators in the pad area of the device, thus minimizing silicon area used for this function. The oscillators consist of an inverting input buffer, such as a Schmidt trigger with a resistive feedback path from the output of the input buffer back to its input. The input of the buffer is also in communication with the external connection pad within the pad area. This allows an external component, such as a capacitor or touch sensor to be coupled to the oscillator. The method of operating a touchpad is also disclosed, where the oscillators may be selectively enabled. | 12-04-2014 |
| 20140354583 | METHOD AND APPARATUS FOR OUTPUTTING DISPLAY DATA BASED ON A TOUCH OPERATION ON A TOUCH PANEL - An apparatus includes a touch panel display including one or more sensors for detecting an input operation by an instruction object. The apparatus includes circuitry that acquires one or more coordinates corresponding to one or more positions of the instruction object on the touch panel display, and determines whether a current condition of the instruction object during the input operation is an up condition or a down condition. The circuitry determines, when the current condition is the down condition, based on one or more previous conditions of the instruction object stored in a memory, whether the previous condition immediately preceding the current condition is the up condition and if so, converts the immediately preceding previous condition to the up condition. The circuitry controls the touch panel display to output a continuous line corresponding to the acquired one or more coordinates at which the instruction object is in the down condition. | 12-04-2014 |
| 20140354586 | REDUCING TOUCH PIXEL COUPLING - A touch screen to reduce touch pixel coupling. In some examples, the touch screen can include a first display pixel and a second display pixel in a row of display pixels, where the first display pixel can be configurable to be decoupled from the second display pixel during at least a touch sensing phase of the touch screen. In some examples, the touch screen can include a display pixel having a first and a second transistor, where the second transistor can be electrically connected to a gate terminal of the first transistor, and can be diode-connected. In some examples, the touch screen can include two display pixels, each display pixel having two transistors, where two of the transistors can be electrically connected to a first gate line, and the remaining two transistors can be individually electrically connected to a second and third gate line, respectively. | 12-04-2014 |
| 20140354587 | PRESSURE SENSITIVE PROJECTED CAPACITIVE TOUCH SENSING - A projected capacitive touch panel that can detect touch pressure. The cover layer of projected capacitive touch panel has protrusions with gaps that fill up partially when finger is pressed, thereby registering a large change in projected capacitance. A keyboard using such device with optional mechanical switches underneath the touch surface for tactile feedback. Haptic feedback is coupled to detection of touch pressure. Reconfigurable keyboard and trackpad regions on a touch panel sensitive to touch pressure with tactile feedback from underlying mechanical switches. A mouse with left and right click support using projected capacitive touchpad with pressure detection for mouse click. Human finger based mimicking of mouse operation in combination with touch pressure detection. Supporting gestures that use touch pressure. Providing a visual feedback in an underlying display when touch pressure is detected. Providing an audio feedback when touch pressure is detected. | 12-04-2014 |
| 20140354593 | OPERATING SYSTEM AND METHOD FOR DISPLAYING AN OPERATING AREA - An operating system for a motor vehicle includes: a display device for displaying an operating area, and an operating unit which has a sensor device for detecting the approach and the position of at least one finger of a user to the operating unit. In this case, if the sensor device detects that two or more fingers are undershooting a specifiable minimum distance from the operating unit and are carrying out a first specifiable motion, an additional operating area is displayed in addition or alternatively to the operating area. | 12-04-2014 |
| 20140111477 | Resistive Touch Panel Detection Method and Apparatus - Provided are a resistive touch panel detection method and apparatus. A resistance variance ratio of a Y plane relative to an X plane is calculated based on voltage detections before touching and after a two-point touch occurs; and then the inclination angle is calculated based on corresponding relationship between the inclination angle and the resistance variance ratio. To obtain a distance between the two points, the present invention the resistance variance ratio and a first ratio of a resistance variance of any one of the X plane and the Y plane relative to a total resistance of the any one plane are calculated; then a second ratio of an equivalent contact resistance at a midpoint relative to the total resistance is calculated; and the distance is calculated based on the resistance variance ratio, the first ratio, the second ratio, and a correlated relationship of the distance between the two points. | 04-24-2014 |
| 20140111475 | ELECTRONIC DEVICE, WIRELESS POWER RECEIVING APPARATUS, AND DISPLAY APPARATUS - Disclosed are an electronic device, a wireless power reception apparatus, and a display device. The electronic device, which is equipped with a wireless power receiving apparatus to wirelessly receive power from a wireless power transmission apparatus, includes a signal receiving part to receive a signal required to operate the electronic device, and a wireless power signal removing part to remove a signal having a frequency used for wireless power transmission among signals received in the signal receiving part. | 04-24-2014 |
| 20140111474 | MULTIPLEXED CONDUCTORS USING DYNAMICALLY CONFIGURABLE CONTROLLER IN CAPACITIVE TOUCH SENSORS - A system and method for dynamically reconfiguring a touch sensor controller that transmits signals to and receives signals from an electrode array of a capacitance sensitive touch sensor, wherein multiplexing of signals to and from the controller enables reconfiguration of input and output pins to thereby increase the functions and versatility of a touch sensor controller. | 04-24-2014 |
| 20140111473 | CAPACITIVE IN CELL TOUCH PANEL AND DRIVING METHOD THEREOF, DISPLAY DEVICE - Embodiments of the present invention disclose a capacitive in-cell touch panel, a driving method thereof and a display device. Touch sensing electrodes extended along the row direction of pixel units are arranged on a color filter substrate; a thin-film transistor (TFT) array substrate adopts a dual gate structure, that is, two gate signal lines are disposed between every two adjacent rows of pixel units; every two adjacent columns of pixel units are taken as a group of pixel unit columns and share a data signal line disposed between the two pixel unit columns, so that the positions of a part of data signal lines can be saved; and touch driving electrodes for achieving the touch function are arranged at the saved positions of the data signal lines. | 04-24-2014 |
| 20140111471 | CAPACITIVE IN-CELL TOUCH-SCREEN PANEL, TOUCH-POSITIONING METHOD, AND DISPLAY DEVICE - The present invention discloses a capacitive in-cell touch-screen panel, a touch-positioning method thereof, and a display device. At least one of the gate lines in a TFT array substrate is elected as a touch scanning line, and at least one of the data lines is elected as a touch sensing line; or contrarily, at least one of the data lines is elected as a touch scanning line, and at least one of the gate lines is elected as a touch sensing line, and in this way the function of the touch-screen panel is achieved. Because the gate lines and data lines in a TFT array substrate are used as touch scanning lines and touch sensing lines, there is no need to add additional wirings, and thus the aperture ratio of the TFT array substrate will not be reduced. | 04-24-2014 |
| 20140111470 | THREE-DIMENSIONAL TOUCH DISPLAY PANEL AND METHOD FOR OPERATING THE SAME - The present invention provides a three-dimensional touch display panel including a display panel and an integrated panel. The integrated panel is disposed on the display panel, and the integrated panel includes a first transparent substrate, a first patterned transparent conductive layer disposed on the first transparent substrate, a second transparent substrate disposed opposite to the first transparent substrate, a second patterned transparent conductive layer disposed between the first transparent substrate and the second transparent substrate, a first plate-shaped transparent conductive layer disposed on the second transparent substrate, and a liquid crystal layer disposed between the first patterned transparent conductive layer and the first transparent conductive layer. The first patterned transparent conductive layer includes a plurality of first electrode stripes sequentially arranged along a first direction. The second patterned transparent conductive layer includes a plurality of second electrode stripes sequentially arranged along a second direction different from the first direction. | 04-24-2014 |
| 20140111469 | System And Method For Retrieving Information From An Information Carrier By Means Of A Capacitive Touch Screen - The present invention relates to a method comprising providing one or more information carrier(s) with a dielectric and/or conductive pattern and a detection device having a capacitive touch screen and inducing an interaction between the information carrier and the touch screen, wherein the interaction is based on a difference in the dielectric coefficient and/or the conductivity of the pattern and generates a touch signal and wherein the interaction is induced by relative motion between the information carrier and the touch screen. The invention further relates to a system comprising an information carrier comprising a dielectric and/or conductive pattern which encodes information and a detection device having a touch screen; the detection device is able to decode the information upon interaction between the information carrier and the touch screen, wherein the interaction is caused by a difference in the dielectric coefficient and/or the conductivity of the pattern. | 04-24-2014 |
| 20140111468 | POSITION SENSING METHODS AND DEVICES WITH DYNAMIC GAIN FOR EDGE POSITIONING - A method can include determining an initial position of an object with respect to a sensing region formed by a plurality of sensors and having a core region bounded by at least one edge; if the initial position is proximate to the edge and a size of the object was previously calculated, determining a final edge position of the object using the previously calculated object size; and if the initial position is proximate to the edge and the size of the object was not previously calculated, determining a size of the object. | 04-24-2014 |
| 20140111467 | IN-CELL TOUCH DISPLAY PANEL AND DRIVING METHOD THEREOF - An in-cell touch display panel includes a plurality of first sensing electrodes, a pixel matrix, a plurality of second sensing electrodes, a touch control unit, and a display driving unit. The plurality of first sensing electrodes are for generating touch sensing signals according to touch scanning signals. The plurality of second sensing electrodes are utilized as common voltage electrodes of pixels of the pixel matrix. Wherein when the display driving unit drives pixels of a first block of the pixel matrix to display image, the display driving unit outputs a common voltage to the pixels of the first block via the second sensing electrodes corresponding to the first block, and outputs the touch scanning signals via the second sensing electrodes corresponding to a second block of the pixel matrix; and wherein the display driving unit switches a frequency of the touch scanning signals according to magnitude of a noise. | 04-24-2014 |
| 20140111464 | Touch Sensor With Simultaneously Driven Drive Electrodes - In one embodiment, a method comprises generating, by a controller, a plurality of drive signals. The method further includes simultaneously transmitting, by the controller, the plurality of drive signals to a plurality of drive electrodes disposed on a touch sensor. The method further includes sensing a sense electrode of a plurality of sense electrodes disposed on the touch sensor. The sensing comprises measuring, for each drive electrode of the plurality of drive electrodes, at least one value indicative of a capacitance between the sense electrode and the drive electrode. | 04-24-2014 |
| 20110221703 | Haptic Operating Device - A haptic control device, particularly for motor vehicles, with a touchpad including at least one contact-sensitive touch. A control signal can be triggered upon contact with the touch region, and the touchpad can be moveably driven by a drive in the plane of the touchpad in a certain rhythm. The touchpad is connected to a stationary carrier by one or more flexible connecting elements. The flexible connecting element or elements are spring arms, one end of which is connected to the carrier and the other end of which is connected to the touchpad. | 09-15-2011 |
| 20160094225 | SUPPLY-MODULATION CROSS DOMAIN DATA INTERFACE - A method for converting data signals from one power supply voltage domain for use in another power supply voltage domain. The method includes receiving the data signal at a first node of the integrated circuit, wherein the first node is within the first power supply voltage domain. The method also includes generating a first intermediate differential signal from the data signal via a first conversion circuit of the integrated circuit. The method further includes communicating the first intermediate differential signal to a first cross-coupled latch, wherein the first cross-coupled latch generates a first output signal based on the first intermediate differential signal. The method also includes outputting the first output signal from a second node of the integrated circuit, wherein the second node is in the second power supply voltage domain. Other embodiments, such as an integrated circuit, and an input device, are also provided. | 03-31-2016 |
| 20110109590 | WINDOW PANEL INTEGRATED CAPACITIVE-TYPE TOUCH SENSOR AND A FABRICATION METHOD THEREFOR - The present invention relates to a capacitive touch sensor and, more particulaly, to a capacitive touch sensor integrated with window panel. The capacitive touch sensor integrated with window panel according to the present invention a transparent window panel substrate; a non-conductive opaque decorative layer formed on a surface of the substrate along the edges of the substrate to define a transparent window area (W) on the substrate; a transparent electrode pattern layer formed over the window area (W) of the substrate and the decorative; and a conductive wiring pattern layer formed at an edge of the transparent electrode pattern layer. The conductive wire pattern layer is disposed in such a manner that it is concealed by the opaque decorative layer. As the touch sensor of the present invention is integrated with the window panel, no additional substrate (PET) on which transparent electrodes are patterned is not required and the thickness of the touch sensor is can be reduced. Also, the touch sensor of the present invention does not require any adhesive for bonding to a separate substrate, which reduces its manufacturing costs. | 05-12-2011 |
| 20110109588 | TACTILE STIMULATION APPARATUS HAVING A COMPOSITE SECTION COMPRISING A SEMICONDUCTING MATERIAL - Embodiments of tactile stimulation apparatuses and components of such apparatuses are generally described herein. For example, in one embodiment, a tactile stimulation apparatus is provided. This tactile stimulation apparatus has a composite section comprising an insulation region and a semiconducting region that is proximate to the insulation region. This insulation region is touchable by a body member. Additionally included is a voltage source proximate to the semiconducting region. Here, the voltage source is configured to charge the semiconducting region to an electric potential, which produces an electrosensory sensation on the body member. | 05-12-2011 |
| 20110109587 | Touch-Based User Interface Corner Conductive Pad - A touch sensor employing capacitive sensing technology in which a series of conductive pads enabling the detection of levels of capacitance imparted to each of the conductive pads as a result of the close proximity of a tip of a digit of a user, in which adjacent pairs of the conductive pads form slider controls, in which one of the conductive pads is a corner-type conductive pad at which two adjacent slider controls formed by the corner-type conductive pad and each of two adjacent conductive pads forms a corner in the series of slider controls, and in which the series of slider controls perhaps forms a rectangular ring shape loop of slider controls in which there are four of the corner-type conductive pads at which four different pairs of slider controls meet at right angles. | 05-12-2011 |
| 20110109586 | Touch-Based User Interface Conductive Rings - An apparatus in which an outer conductive ring surrounds the periphery of a touch-sensitive surface of a touch sensor serving as a manually-operable control, wherein a portion of the outer conductive ring is also between the touch-sensitive surface and another manually-operable control that lacks the ability to sense the mere touch of a tip of a digit of a user. A processing device causes the level of capacitance of the outer conductive ring to be measured on a recurring basis for instances of an amount of additional capacitance above a minimum capacitance threshold, and employs such amounts of additional capacitance in a comparison to distinguish between the user interacting with a control surface defined on the touch-sensitive surface of the touch sensor or the other manually-operable control. | 05-12-2011 |
| 20150049053 | Matrix Switching Type Touch Panel - Provided herein is a matrix switching type touch panel comprising a plurality of touch pads disposed in a visible area on a substrate in a dot matrix format, the touch pads spaced from one another, and a plurality of signal lines disposed in a space between the touch pads, each signal line connecting a touch pad and a touch driving circuit of a invisible area, wherein the matrix switching type touch panel comprises: unit electrodes made of a transparent electroconductive material and disposed within a visible area on the substrate; touch pad areas each determined in an area corresponding to each touch pad; signal line areas each determined in an area corresponding to each signal line; and bridges electrically connecting the plurality of unit electrodes disposed in each touch pad area and each signal line area, configuring touch pads and signal lines. | 02-19-2015 |
| 20150109249 | Touch Panel and Production Method Thereof - A touch panel that includes a substrate, a first conductive layer, a second conductive layer, and FPCs including a first FPC and a second FPC, the first FPC is connected to the first conductive layer, the second FPC is connected to the second conductive layer; the first conductive layer includes n rows of first conductive patterns, one end of each row is connected to one end of a first metal wire, the other end of the first metal wire is connected to the first FPC; the second conductive layer includes m columns of second conductive patterns, one end of each column is connected to one end of a second metal wire, the other end of the second metal wire is connected to the second FPC. | 04-23-2015 |
| 20150109242 | METHOD, DEVICE AND MOBILE TERMINAL FOR THREE-DIMENSIONAL OPERATION CONTROL OF A TOUCH SCREEN - A method, a device and a mobile terminal for 3D operation control of a touch screen are disclosed. The method comprises the following steps: acquiring capacitance values of at least two acquiring points in a motion trajectory formed by a finger or a conductor moving in a touch screen sensing space; calculating coordinates of the acquiring points on the X-axis, the Y-axis and the Z-axis respectively according to the capacitance values of the acquiring points to obtain 3D coordinates of the acquiring points; and determining the motion trajectory according to the 3D coordinates of the at least two acquiring points and executing a corresponding operation. In this way, the purpose of identifying a 3D gesture can be achieved to enrich the operations of the mobile terminal. | 04-23-2015 |
| 20150109240 | INPUT DEVICE FOR A TOUCH SCREEN AND DISPLAY APPARATUS WITH A TOUCH SCREEN - An input device for a display screen is disclosed. The input device includes a plurality of conductive members which contact or approach the touch screen and provide various electrostatic capacitances. The conductive member includes a shock absorber at a contact end portion. | 04-23-2015 |
| 20150109237 | INPUT APPARATUS, INPUT MODE SWITCHING METHOD AND COMPUTER APPARATUS - The present disclosure provides an input apparatus, which is coupled to a handheld electronic device. The input apparatus includes a touchpad and a processing unit. The touchpad includes a button region having a plurality of virtual buttons defined therein. The touchpad is used for sensing a touch gesture of a user over the button region and correspondingly generating a touch coordinate data and a touch pressure value. The processing unit is coupled to the touchpad. The processing unit determines whether to cause the handheld electronic device to enter a keyboard mode or a cursor control mode according to the touch pressure value. When the input apparatus operates in the keyboard mode, the processing unit outputs a button signal to the handheld electronic device. When the input apparatus operates in the cursor control mode, the processing unit outputs a cursor control signal to the handheld electronic device. | 04-23-2015 |
| 20150109236 | TOUCH DISPLAY PANEL - A touch display panel is provided, and the touch display panel includes a display panel, a color filter, a touch panel, and a touching control chip. The color filter is disposed on a first surface of the display panel, and a second surface of the color filter covers a portion of the first surface of the display panel. The touch panel covers a portion of the first surface of the color filter. The touching control chip is disposed on an area of the first surface of the color filter not covered by the touch panel. | 04-23-2015 |
| 20150109233 | PARASITIC CAPACITANCE FILTER FOR SINGLE-LAYER CAPACITIVE IMAGING SENSORS - An approach is provided for estimating and correcting parasitic responses of a touch sensor device. The input device measures a first capacitance signal generated by a first pixel that is covered at least partially by an input object. The input device measures a second capacitance signal generated by a second pixel that is covered at least partially by the input object. The input device measures a third capacitance signal generated by a third pixel. Based on at least the first capacitance signal and the second capacitance signal, the input device identifies a position of the input object within the sensing region. Based on the position of the input object, the input device identifies a trace covered by the input object and associated with the third pixel. The input device calculates an updated third capacitance signal by subtracting a correction amount from the third capacitance signal. | 04-23-2015 |
| 20150109238 | TOUCH PANEL - A touch panel includes a substrate, a transparent conductive sensing layer, and a metal sensing layer. The substrate has a first surface and a second surface opposite to each other. The first surface is close to an operating surface of the touch panel, and the second surface is away from the operating surface of the touch panel. The transparent conductive sensing layer is disposed on the first surface and has plural first electrode patterns. The metal sensing layer is disposed on the second surface and has plural second electrode patterns, in which the second electrode patterns form a metal mesh structure. The first electrode patterns and the second electrode patterns define a sensing unit array. | 04-23-2015 |
| 20120274598 | APPARATUS, SYSTEM, AND METHOD FOR REAL-TIME IDENTIFICATION OF FINGER IMPRESSIONS FOR MULTIPLE USERS - Described herein are an apparatus, system, and method for real-time identification of finger impressions for multiple users on a platform. The apparatus comprises a first logic unit to register finger impressions of corresponding multiple users, and to store the registered finger impressions of each user among the multiple users in a storage unit, wherein the finger impressions of the corresponding multiple users are received by a platform; and a second logic unit to identify in real-time active participants according to the registered finger impressions of each user among the multiple users, wherein the active participants are participants of an executing application. | 11-01-2012 |
| 20140118296 | METHOD AND APPARATUS FOR PARALLEL SCANNING AND DATA PROCESSING FOR TOUCH SENSE ARRAYS - A parallel pipelining method of operation of a touch sense controller for processing data into a touch map is disclosed. A current full scan of response signals to at least one excitation of a touch sense array is received using a first thread of a processing device. The current full scan of response signals is processed using a second thread of the processing device to render a touch map corresponding to the touch sense array. A next full scan of response signals is received using the first thread. Receiving the next full scan and processing the current full scan are performed substantially simultaneously. | 05-01-2014 |
| 20140118301 | TOUCH SENSING SYSTEM AND METHOD OF REDUCING LATENCY THEREOF - A touch sensing system and a method of reducing latency thereof are discussed. The touch sensing system includes a touch sensing circuit configured to apply a driving signal to touch sensors, sense voltages of the touch sensors, and output a digital touch raw data; a coordinate calculator configured to analyze the digital touch raw data, and calculate a coordinate information about each of positions of a touch input; and an idle mode controller configured to compare an analog signal received from the touch sensors with a predetermined threshold value, decide whether or not the touch input is generated based on the analog signal, and generate an interrupt signal when the touch input is input. | 05-01-2014 |
| 20140118300 | DISPLAY CONTROL DEVICE AND DATA PROCESSING SYSTEM - Provided is a display control device capable of coping with high-resolution display readily in terms of conducting data write and read on a frame buffer memory in time for the timing of display. The display control device has a plurality of line buffers, and is arranged so that a writing process for writing, into part of the line buffers, display lines of display data from outside, and a reading process for reading out written display lines of display data from other line buffers can be conducted in parallel. In the display control device, display-line data read out from the line buffers are compressed and stored in the frame buffer memory. The compression-display data read out from the frame buffer memory are read out for each line, and decompressed into display lines of display data. The decompressed display data are used to drive signal electrodes of a display device. | 05-01-2014 |
| 20090244033 | CONTACT TRACKING AND IDENTIFICATION MODULE FOR TOUCH SENSING - Apparatus and methods are disclosed for simultaneously tracking multiple finger and palm contacts as hands approach, touch, and slide across a proximity-sensing, multi-touch surface. Identification and classification of intuitive hand configurations and motions enables unprecedented integration of typing, resting, pointing, scrolling, 3D manipulation, and handwriting into a versatile, ergonomic computer input device. | 10-01-2009 |
| 20140118293 | TOUCH SENSING PANEL - A touch sensing panel includes first electrodes and second electrodes. The first electrodes are connected with each other. The second electrodes and the first electrodes are formed on a same surface of a substrate. The first electrodes are formed on the substrate in a first direction, and the second electrodes are formed on the substrate in a second direction which is perpendicular to the first direction. Furthermore, the second electrodes are electrically connected with each other through conductive lines, and adjacent two of the first electrodes surround one of the second electrodes. | 05-01-2014 |
| 20140118295 | ELECTRONIC APPARATUS, HANDWRITING DISPLAY METHOD, AND STORAGE MEDIUM - According to one embodiment, an electronic apparatus includes a touchscreen display and a display controller. The display controller is configured to display, on the touchscreen display, a locus of first contact input detected on the touchscreen display. The display controller is configured to draw a first line corresponding to the locus of the first contact input, and to draw a second line, based on a prediction based on a first position of the first contact input. The display controller is configured to display the second line in addition to the first line on the touchscreen display for a first duration of time. | 05-01-2014 |
| 20130002605 | CONTROL DEVICE FOR ENTERING CONTROL COMMANDS INTO AN ELECTRONIC DEVICE - A control device for entering control commands into an electronic device. The control device includes a touch screen. Various control menus can be displayed on the touch screen. The touch screen is disposed behind a colored transparent cover and transparent or semitransparent sensors are disposed behind the colored transparent cover adjacent to the touch screen. The sensors are implemented for detecting the presence of an input organ in front of the colored transparent cover. Illuminable symbols and/or illuminable characters are disposed in front of the transparent or semitransparent sensors, and light sources for illuminating the touch screen and the illuminable symbols or characters are present. | 01-03-2013 |
| 20150049059 | ACTUATING USER INTERFACE FOR MEDIA PLAYER - An actuating user interface for a media player or other electronic device is disclosed. According to one aspect, the user interface is a display device that can both display visual information and serve as a mechanical actuator to generate input signals is disclosed. By way of example, the display device, which displays visual information such as text, characters and graphics, may also act like a push or clickable button(s), a sliding toggle button or switch, a rotating dial or knob, a motion controlling device such as a joystick or navigation pad, and/or the like. According to another aspect, the user interface is an input device that includes a movable touch pad control signal capable of detecting the movements of the movable touch pad so as to generate one or more distinct second control signals. The control signals being used to perform actions in an electronic device operatively coupled to the input device. | 02-19-2015 |
| 20150049054 | INPUT DEVICE AND ELECTRONIC EQUIPMENT - Disclosed herein is electronic equipment having a wireless communication function. The electronic equipment includes: an antenna element arranged in such a manner that at least part of the antenna element overlaps an input area used as an input interface on an enclosure of the electronic equipment; a wireless section adapted to perform wireless communication using the antenna element; and an input detection section adapted to detect user input to the input area based on the state of the antenna element. | 02-19-2015 |
| 20110227858 | TOUCH PANEL AND METHOD FOR MANUFACTURING THE SAME - A touch panel includes a plurality of first electrode patterns being serially connected by a plurality of first connection patterns; a plurality of second electode patterns being serially connected by a plurality of second connection patterns; and a plurality of routing lines; wherein at least two of the plurality of first electrode patterns are connected to at least one of the plurality of routing lines. | 09-22-2011 |
| 20120306803 | APPARATUS AND METHOD FOR PROTECTING TOUCH PANEL DEVICE FROM NOISE INTERFERENCE - A protection circuit for a touch panel device includes a detection block and a protection block. The detection block is arranged for detecting occurrence of noise interference that affects touch event detection of the touch panel device, and asserting a protection signal when occurrence of the noise interference is detected. The protection block is arranged for enabling a protection mechanism for protecting the touch panel device from the noise interference when triggered by the asserted protection signal. Besides, a protection method for a touch panel device includes: detecting occurrence of noise interference that affects touch event detection of the touch panel device; and enabling a protection mechanism for protecting the touch panel device from the noise interference when occurrence of the noise interference is detected. | 12-06-2012 |
| 20110037722 | TOUCH PANEL AND OUTPUT METHOD THEREFOR - A touch panel and an output method therefor are disclosed. The touch panel includes a first substrate, a second substrate, spacers, and a controller set. The first substrate is flexible and has a first electrode layer. The second substrate has a second electrode layer facing the first electrode layer. The spacers are configured between the first and the second substrates. | 02-17-2011 |
| 20120105367 | METHODS OF USING TACTILE FORCE SENSING FOR INTUITIVE USER INTERFACE - Described are novel methods of user interface for electronic devices using proportional force information. The new user interface is more intuitive, easier to use and requires less finger manipulations. The input device itself is configured for detecting at least one location of touch and measuring a force of touch at this location as in a capacitance sensing tactile pressure array. At least two events defining an output event of the input device are provided for a particular location. Selection of one event or the other is done based on a force of touch being either above or below a predetermined force of touch threshold. More than one force of touch threshold may be provided for one or more locations, along with a corresponding number of events—to further increase the functionality of the input device. The invention may be used in particular with laptop, tablet computers and smartphones. | 05-03-2012 |
| 20120105372 | Energy-efficient Touch Panel Device and Related Method - An energy-efficient touch panel control device includes a touch panel, a buffer memory, an analog to digital conversion unit, for converting analog output voltage to digital trace data and storing the digital trace data in the buffer memory, and according to a control signal, switching an operating mode, an operation unit, generating a detecting result according to the digital trace data, switching the operating mode according to an interrupt signal, and including a mode control unit, for generating the control signal according to the interrupt signal, and a host interface unit. | 05-03-2012 |
| 20120105368 | DATA INPUT DEVICE OF ELECTRONIC DEVICE AND INPUT CONTROL METHOD - A data input device for an electronic device includes: a operation section having a plurality of capacitive touch sensors to detect a input operation; and a control circuit section that outputs output information corresponding to detected information of the input operation input from the operation section to the electronic device when it is determined that the input operation is performed, wherein the control circuit section is configured to configure arbitrarily a detection sensitivity of the touch sensor before determining whether the input operation is performed, wherein the control circuit section determines whether the input operation is performed in response to a magnitude of an input value of the detected information, based on the configured detection sensitivity, wherein, when it is determined that the input operation is performed, the control circuit section updates the detection sensitivity configured for the touch sensors based on the magnitude of the input value. | 05-03-2012 |
| 20120105362 | SYNCHRONIZING A STYLUS WITH A CAPACITIVE SENSE ARRAY - A system and method for tracking a stylus on a capacitive sense array. The system comprising the capacitive sense array configured to detect a presence of the stylus, a processing device to generate a synchronization signal, and a transmitter to transmit the synchronization signal to the stylus to synchronize the stylus to the capacitive sense array. The system further comprises a magnetic antenna configured to inductively transmit the synchronization signal to the stylus, wherein the magnetic antenna is disposed around the outer edges of the capacitance sense array, according to an embodiment of the invention. | 05-03-2012 |
| 20160092015 | INTEGRATED TOUCH SENSOR AND FORCE SENSOR FOR AN ELECTRONIC DEVICE - Systems and method of performing touch and force sensing in an electronic device. The device includes a cover and an array of touch-sensor electrodes disposed below the cover. The first array of electrodes may be configured to sense a touch on the cover using a capacitive sensing scheme. The device also includes a force-sensor drive electrode disposed below the first array of electrodes and a force-sensor sense electrode disposed below the force-sensor drive electrode. The force-sensor drive and sense electrode may be configured to sense a force on the cover. The device also includes a shared drive circuit having an output that is operatively coupled to the array of touch-sensor electrodes and the force-sensor drive electrode. | 03-31-2016 |
| 20120105361 | CAPACITIVE STYLUS WITH PALM REJECTION - A system comprising a sensing device and a capacitive sense array configured to detect a presence of a passive touch object and a stylus where the capacitive sense array receives a transmit signal from the stylus via capacitive coupling. The system further comprising a processing device configured to determine the stylus location on the capacitive sense array based on the transmit signal and to synchronize the stylus to the capacitive sense array. | 05-03-2012 |
| 20160092007 | TOUCH PANEL CONTROLLER, INTEGRATED CIRCUIT, AND ELECTRONIC DEVICE - A driving unit ( | 03-31-2016 |
| 20160092002 | TOUCH SENSING DEVICE - A touch sensing device for detecting approach of a detection target to a detection area of a sensing face, including a base, detection electrodes, and a controller. The base includes a counterpart area corresponding to the detection area and being located on a deeper side in the touch sensing device relative to the detection area. The detection electrodes are arranged at intervals in the counterpart area, and an electrostatic capacitance between at least one of the detection electrodes and the detection target changes in response to an approach of the detection target to the detection electrode so as to change an output signal from the detection electrode. The controller detects that the detection target approaches the detection area corresponding to the counterpart area when an output signal or signals from a predetermined number, being at least one, of the detection electrode or electrodes in the counterpart area has changed. | 03-31-2016 |
| 20160092000 | COMBINING SENSOR ELECTRODES IN A MATRIX SENSOR - A display device having a capacitive sensing device, a processing system, and a method are provided for detecting presence of an input object using a capacitive sensing device having a plurality of sensor electrodes arranged in a matrix. The described technique programmatically combines multiple sensor electrodes into a larger sensor electrode for absolute capacitive sensing. The sets of sensor electrodes that are combined may be selectively coupled based a window size and a step size associated with a number of sensor electrodes in common between the sets. | 03-31-2016 |
| 20120194468 | METHOD FOR DETECTING A TOUCH POINT ON A TOUCH SENSING DEVICE AND DEVICE THEREOF - A touch sensing device includes four driving electrodes, four sensing circuits, a controller and a substrate. Each sensing circuit is coupled to one of the four driving electrodes, for sensing electrical charges of the corresponding sensing electrode. The four driving electrodes, disposed on the substrate, are electrically independent to each other. Each sensing circuit detects the electrical charges of the corresponding driving electrode, and generates a count according to the electrical charges of the corresponding driving electrode. The controller calculates a position of a touch point on the touch sensing device according to counts generated by the four sensing circuits. | 08-02-2012 |
| 20130057509 | HAPTIC OUTPUT DEVICE AND METHOD OF GENERATING A HAPTIC EFFECT IN A HAPTIC OUTPUT DEVICE - A haptic output device includes a touch surface, a sensor configured to sense an input at the touch surface, and a controller configured to read the sensor, identify a location of the input, switch from a read mode to a write mode, and write a voltage based on the location of the input to generate an electrostatic output. | 03-07-2013 |
| 20110128251 | METHOD AND SYSTEM FOR DETECTING A CONTACT ON A TOUCH SCREEN - A method of detecting a contact on a touch-screen panel including a plurality of touch-sensitive units arranged on a touch-sensitive surface. The method comprises receiving at least two induction signals induced by a contact of an object with the touch-sensitive surface at a point in between at least two adjacent touch-sensitive units. The at least two adjacent touch-sensitive units include a first touch-sensitive unit and a second touch-sensitive unit. The at least two induction signals include a first induction signal induced by contact with the first touch-sensitive unit and a second induction signal induced by contact with the second touch-sensitive unit. The method further comprises combining the first and second induction signals to produce at least part of a touch signal, and processing the touch signal to generate a control signal and outputting the control signal to a terminal application device to enable user to view data from coordinates of the contact point. | 06-02-2011 |
| 20140306924 | DISAMBIGUATION OF TOUCH INPUT EVENTS ON A TOUCH SENSOR PANEL - A touch input device configured to detect a touch input event and determine if the touch input event is caused by a floating object is provided. The touch input device includes one or more electrodes that scanned with a set of stimulation signals to first detect the presence of a touch event and then scanned with subsequent sets of stimulation signals in order to determine if the touch event is from a grounded object, a poorly grounded object, or a floating object. | 10-16-2014 |
| 20140354595 | TOUCH INPUT INTERPRETATION - A method of operating a touch display includes interpreting a touch input on the touch display as a first kind of gesture if a source of the touch input is of a first type and a parameter of the touch input is below a first threshold. The touch input is interpreted as a second kind of gesture if the source is of the first type and the parameter of the touch input is above the first threshold. The touch input is interpreted as the first kind of gesture if the source is of a second type and the parameter of the touch input is below a second threshold, the second threshold being different than the first threshold. The touch input is interpreted as the second kind of gesture if the source is of the second type and the parameter of the touch input is above the second threshold. | 12-04-2014 |
| 20140354594 | TOUCH-SENSITIVE DATA CARRIER AND METHOD - The invention relates to a system for triggering at least one touch event on a resistive and/or capacitive input interface. The system comprises at least one layer of an electrically nonconductive medium, and contact surfaces are present on the medium as geometric shapes and/or lines, said medium being in contact with the input interface. | 12-04-2014 |
| 20140354589 | METHOD FOR CORRECTING COORDINATES OF PORTABLE ELECTRONIC DEVICE USING ELECTRONIC PEN - A method for correcting coordinates of an electronic pen having a pen contact and a coil which are spaced apart by a predetermined distance and an electronic pen by using a portable electronic device is provided. The method includes calculating a coordinate correction angle, calculating a coordinate correction distance from an electromagnetic induction point on a display unit of the portable electronic device, on which an electromagnetic field generated by electromagnetic induction between the coil and a sensor board of the portable electronic device is measured, to a contact point of the pen contact with respect to the display unit, and determining a coordinate of the electronic based on the calculated coordinate correction angle and the calculated correction distance. | 12-04-2014 |
| 20140354585 | CAPACITIVE TOUCH SCREEN WITH FORCE DETECTION - A capacitive touch-screen device with force detection of a deformable touch element includes drive and sense electrode arrays and a touch-detection circuit connected to the electrodes for detecting capacitance at a touch location. The touch-detection circuit senses no-touch capacitance, light-touch capacitance, and heavy-touch capacitance at the touch location in response to forcible deformation of the deformable touch element proximate to the touch. The touch-detection circuit reports a force signal. | 12-04-2014 |
| 20140354584 | FORCE DETECTING METHOD FOR CAPACITIVE TOUCH SCREEN - A method for force detection of a deformable touch element with a capacitive touch-screen device includes providing drive and sense electrode arrays and a touch-detection circuit connected to the electrodes for detecting capacitance at a touch location. No-touch capacitance, light-touch capacitance, and heavy-touch capacitance are sensed with the touch-detection circuit at the touch location in response to forcible deformation of the deformable touch element proximate to the touch and a force signal reported. | 12-04-2014 |
| 20160092028 | NOISE FILTERING DEVICES, SYSTEMS AND METHODS FOR CAPACITANCE SENSING DEVICES - A capacitance sensing system can filter noise that presents in a subset of electrodes in the proximity of a sense object (i.e., finger). A capacitance sensing system can include a sense network comprising a plurality of electrodes for generating sense values; a noise listening circuit configured to detect noise on a plurality of the electrodes; and a filtering circuit that enables a filtering for localized noise events when detected noise values are above one level, and disables the filtering for localized noise events when detected noise values are below the one level. | 03-31-2016 |
| 20160092022 | METHOD FOR REDUCING GHOST TOUCH AND ELECTRONIC DEVICE THEREOF - Disclosed are an apparatus and a method for reducing a ghost touch in an electronic device. According to various embodiments, the electronic device includes a touch screen, and at least one processor implementing the method, which includes detecting touches to the touch screen, and detecting a ghost touch based on at least two of: a time interval between the touches detected through the touch screen, a distance between the touches, and a touch area of the touches. | 03-31-2016 |
| 20160092014 | TOUCH PANEL AND METHOD FOR FABRICATING THE SAME AND DISPLAY DEVICE COMPRISING THE SAME - A touch panel is provided. The touch panel includes: a substrate, wherein the substrate includes a viewing region and a border region at an edge of the viewing region; a patterned transparent conductive layer formed on the substrate, wherein the patterned transparent conductive layer is formed on the viewing region and the border region, and the patterned transparent conductive layer has a touch sensitive function; and a patterned metal layer formed on the border region, wherein the patterned metal layer includes a contact region and a trace region connecting to the contact region, and at least a portion of the contact region overlaps with the patterned transparent conductive layer, wherein a shift range between the contact region and the patterned transparent conductive layer disposed on the border region adjacent to the contact region is smaller than about 150 μm. | 03-31-2016 |
| 20160092011 | DISPLAY PANEL AND METHOD OF MANUFACTURING THE SAME - Provided is a display panel including a loop-shaped conductive path which is manufactured by performing a conductive ink jetting process and a high-degree vacuum removal process to effectively vaporizing a solvent in a conductive ink line at lower temperature than the boiling point at atmospheric pressure of the solvent. The conductive path manufactured as such does not allow a stain or a trace, such as a pull-back region, to be left around the conductive path. Thus, it is possible to obtain the loop-shaped conductive path having an initially intended design without being damaged during a process. | 03-31-2016 |
| 20100253646 | POSITION INPUT DEVICE - An input device includes a base plate having a front surface and a rear surface, and a plurality of first electrodes formed on the front surface of the base plate and parallel to each other, where each of the first electrodes includes a plurality of first electrode elements arranged in a first direction. The input device also includes a plurality of second electrodes formed on the front surface of the base plate and parallel to each other, where each of the second electrodes includes a plurality of second electrode elements arranged in a second direction different from the first direction. Further, a controller is provided for detection of a conductor approaching the first electrodes and the second electrodes in a thickness direction of the base plate. The controller is configured to detect an access position of the conductor with respect to the first direction and the second direction based on a capacitance change in the first electrodes and the second electrodes. The base plate is formed with a plurality of first wiring elements each connecting the first electrode elements of a corresponding one of the first electrodes. One of the first wiring elements is formed in a first gap flanked by adjacent ones of the first electrode elements and the second electrode elements. | 10-07-2010 |
| 20140176500 | PIECEWISE-LINEAR AND PIECEWISE-AFFINE SUBSPACE TRANSFORMATIONS FOR HIGH DIMENSIONAL TOUCHPAD (HDTP) OUTPUT DECOUPLING AND CORRECTIONS - Methods for piecewise-linear and piecewise-affine transformations parameter decoupling in High Dimensional Touchpad (HDTP) user touch interfaces including those with multitouch capabilities are described. A calculation chain provides a first-order calculation of a subset of a collection of touch parameters (including for example left-right, front-back, downward pressure, roll angle, pitch angle, yaw angle) responsive in real-time to user touch on a touch-responsive sensor array. A piecewise-affine transformation is applied to these first-order calculations to produce parameter decoupling. The piecewise-affine transformation can be structured to depend only on current numerical values from the first-order calculation. Alternatively, the piecewise-affine transformation can be structured to additionally depend on the positive or negative direction of change over time of at least one numerical value from the first-order calculation, thereby providing a correction for hysteresis effects. | 06-26-2014 |
| 20140176498 | TOUCH SENSOR DEVICE, ELECTRONIC APPARATUS, POSITION CALCULATION METHOD, AND POSITION CALCULATION PROGRAM - The present invention calculates a first detected position influenced by the palm and an accurate second detected position from which the influence of the palm is eliminated immediately after a touch-on is judged, and calculates a correction value based on the first detected position and the second detected position. In a period from the point at which the touch-on is judged to the point at which a touch-off is judged, the first detected position influenced by the palm is calculated once successively, and the first detected position is corrected by the correction value to calculate a third detected position to improve the position accuracy at the time of the drag operation thereby. | 06-26-2014 |
| 20140176496 | TOUCH DETECTION DEVICE, DISPLAY DEVICE WITH TOUCH DETECTION FUNCTION, AND ELECTRONIC APPARATUS - According to an aspect, a touch detection device includes a drive unit that supplies an excitation signal having at least variable magnitude to a first electrode at a predetermined period for detecting approach or a touch of an object; a detection unit electrically coupled to a second electrode provided to be opposed to the first electrode to detect approach or a touch of the object according to an output value from the second electrode; and an element that electrically couples the drive unit and the detection unit, receives the excitation signal from the drive unit, and has a predetermined size of electrostatic capacitance. The touch detection device corrects an output value from the second electrode by using an output value from the element and the output value from the second electrode obtained at the same timing. | 06-26-2014 |
| 20140176495 | ACTIVE STYLUS FOR TOUCH SENSING APPLICATIONS - Embodiments relate generally to control devices, such as human interface devices, configured for use with a touch-screen containing device. More specifically, the present invention relates to methods and various apparatus that are used to actively control the interaction of a handheld device, such as a stylus pen, with a touch-screen containing device. Embodiments of the invention provide a universal handheld device that is able to provide input to any type of capacitive sensing touch-screen containing device, regardless of the manufacturer or, in some embodiments, without knowledge of the touch-screen containing device manufacturer's specific capacitive touch-sensing detection techniques. | 06-26-2014 |
| 20140176493 | METHOD OF SENSING A TOUCH AND TOUCH SENSING SYSTEM - A method of sensing a touch is provided, the method including: generating, at a pressure detector, a first sensing signal by detecting a pressure of a touch input by a user; generating, at a position detector, a second sensing signal by detecting a position of the touch input by the user; and removing a noise of the second sensing signal based on the first sensing signal. | 06-26-2014 |
| 20140176484 | CAPACITIVE TOUCH DISPLAY APPARATUS - A capacitive touch display apparatus includes a liquid crystal (LC) display module, a touch panel and a judgment unit. The LC display module includes an active device array substrate, a color filter (CF) substrate, and an LC layer disposed between inner sides of the two substrates. The touch panel includes a single touch sensing layer fabricated on an outer side of the CF substrate and a cover lens disposed on the single touch sensing layer. The single touch sensing layer includes a transmitter patterned electrode and multiple receiver patterned electrodes. A same inductive capacitor is formed between each receiver patterned electrode and the transmitter patterned electrode. The judgment unit transmits a scan signal to the transmitter patterned electrode, and determines whether there is an occurrence of a single-touch event or a multi-touch event by analyzing inductive signals from the respective receiver patterned electrodes. | 06-26-2014 |
| 20100001974 | Proximity sensor switch-controlled meter and lamp switch system - A proximity sensor switch-controlled meter and lamp switch system installed in a motor vehicle that can be a motorcycle or car is disclosed to include a meter having a micro-controller unit (MCU) and an electronic display device, a lamp switch unit installed in one handlebar (or the motorcycle) or steering wheel (of the car), and proximity sensor switches respectively mounted in the meter and the lamp switch unit for controlling the micro-controller unit (MCU) to control the display mode of an electronic display device of the meter or to switch on/off the headlamp or left/right turn signal light of the motor vehicle when the motorcycle rider or car driver touches the meter or the lamp switch unit with a finger. | 01-07-2010 |
| 20100271328 | INPUT DEVICE AND DISPLAY DEVICE HAVING THE SAME - An electrostatic capacitive coupling-type touch panel is provided which interacts not only with a finger-based input but also with a touch using non-conductive input means. The touch panel includes coordinate detection electrodes for detecting XY position coordinates and transparent Z electrodes. The Z electrodes are arranged over the coordinate detection electrodes at certain intervals with spacers disposed therebetween. An elastic layer that is deformed along the shape of the spacers by compressive force resulting from touch pressing presses the Z electrodes. | 10-28-2010 |
| 20140055413 | TOUCH-SENSITIVE INTERFACE AND METHOD USING ORTHOGONAL SIGNALING - A touch screen system includes a capacitive touch screen ( | 02-27-2014 |
| 20100013790 | DISPLAY APPARATUS - An embodiment of the present invention provides a display apparatus including: a first substrate; an optical layer on the first substrate, the optical layer comprising a plurality of pixels for displaying an image and an array of optical sensors for detecting a contact location on the display apparatus; and a contact detector detecting whether or not the display apparatus is touched. | 01-21-2010 |
| 20100149130 | SENSITIVITY-VARIABLE TOUCH SENSOR ACCORDING TO USER INTERFACE MODE OF TERMINAL AND METHOD FOR PROVIDING THE SAME - A method for improving the convenience in use of a touch sensor and a touch screen applied to a portable terminal and a terminal using the method are provided. The method includes determining a current user interface mode and function of the terminal; searching for an optimum sensitivity value corresponding to the determined user interlace mode and function; and setting the sensitivity value of the touch sensor to the optimum sensitivity value. | 06-17-2010 |
| 20100302201 | Sensor Patterns for Mutual Capacitance Touchscreens - According to one embodiment, there is provided a mutual capacitance touchscreen comprising a first set of electrically conductive traces arranged in rows or columns and a second set of electrically conductive traces arranged in rows or columns arranged at right angles with respect to the rows or columns of the first set, where the first and second sets of traces are electrically insulated from and interdigitated respecting one another, and gaps between the first and second sets of traces form boundaries between the first and second sets of traces that undulate and that are not straight or linear. Other embodiments of a mutual capacitance touchscreen are also disclosed, such as “mini-diamond” sensor array patterns and sensor array patterns that may be manufactured at low cost. | 12-02-2010 |
| 20130265282 | TOUCH PANEL AND DISPLAY DEVICE WITH TOUCH PANEL - For drive lines (D | 10-10-2013 |
| 20100245284 | Input device and electronic device using the same - An input device capable of detecting such a finger's adjacency to a touch panel even if a user does not touch the touch panel through a user's finger and an electronic device using the input device light are provided. In the input device, an input position detecting unit | 09-30-2010 |
| 20100245283 | CAPACITIVE TOUCH PANEL WITH CUSTOMIZABLE FUNCTION ICONS AND THE METHOD THEREOF - A capacitive touch panel with customizable function icons and the method thereof are disclosed. The touch panel has a plurality of inductive electrode patterns arranged on a substrate regularly firstly. A plurality of functional icons are then defined on the touch panel. Each of the inductive electrode patterns is respectively connected to a control chip on a control circuit board via a wire. The control chip designates the plurality of inductive electrode patterns as a functional group to correspond to one of a plurality of functional icons, so as to execute the corresponding function. Whenever the position or the size of the functional icons needs to be altered, only the inductive electrode patterns that correspond to the functional icon need to be altered within the control chip to become effective immediately. | 09-30-2010 |
| 20140002414 | APPARATUS TO DETECT DUAL GESTURE ON A RESISTIVE SCREEN | 01-02-2014 |
| 20140002411 | CAPACITIVE TOUCH SYSTEM AND METHOD OF OPERATING A CAPACITIVE TOUCH SYSTEM | 01-02-2014 |
| 20100214264 | TOUCH PANEL AND TOUCH DISPLAY PANEL - A touch display panel and a touch panel therein are provided. The touch panel includes a first transparent supporter plate, a second transparent supporter plate, and a touch module. The second transparent supporter plate and the touch module are disposed over the first transparent supporter plate. The first transparent supporter plate and the second transparent supporter plate have optical anisotropy. The first transparent supporter plate has a first fast axis and a first slow axis, and the second transparent supporter plate has a second fast axis and a second slow axis. A direction of the second fast axis is substantially perpendicular to a direction of the first fast axis, and a direction of the second slow axis is substantially perpendicular to a direction of the first slow axis. The touch panel of the present invention is helpful to improve display quality of the touch display panel having the touch panel. | 08-26-2010 |
| 20100315372 | TOUCH COORDINATE CALCULATION FOR A TOUCH-SENSITIVE INTERFACE - A touch sensitive interface includes a plurality of touch pads that can each register an impedance change indicating a contact. For each contact a plurality of touch pads is identified and within that plurality of associated touch pads one or more seed points is located. Each seed point possesses an input value greater than the input value at each neighboring touch pad. From each seed point within the plurality of touch pads associated with a contact, a region of touch pads is identified. A centroid of each formed region can then be determined to ascertain a touch coordinate. | 12-16-2010 |
| 20120194475 | MULTI-TOUCH POSITIONING METHOD FOR CAPACITIVE TOUCH PANEL - A multi-touch positioning method for a capacitive touch panel includes following steps. A candidate touching position array including a first and a second candidate position groups is generated when the capacitive touch panel is touched by three objects. The first, the second and the third candidate position groups include three candidate positions, respectively. The signal magnitude sensed by a sensing element and respectively corresponding to the first, the second and the third candidate position groups are compared. One of the three first, the three second and the three third candidate positions are respectively determined as a first, a second and a third actual touching positions according to the compared result. | 08-02-2012 |
| 20120194466 | HAPTIC INTERFACE FOR TOUCH SCREEN IN MOBILE DEVICE OR OTHER DEVICE - A method includes identifying a position of a user's touch on a touch screen, a velocity of the user's touch across the touch screen, and a pressure of the user's touch on the touch screen. The method also includes generating at least one drive signal for driving one or more actuators associated with the touch screen and outputting the at least one drive signal. The at least one drive signal is configured to cause the one or more actuators to generate a desired haptic texture on the touch screen. The at least one drive signal is based on the position, the velocity, and the pressure. For example, a waveform of the at least one drive signal could be based on the position. Also, groups of pulses in the at least one drive signal could have a frequency and waveform based on the velocity or an amplitude based on the pressure. | 08-02-2012 |
| 20120194467 | TOUCH PANEL AND METHOD OF MANUFACTURING THE SAME - A touch panel and a method of manufacturing the same are disclosed in this invention. The touch panel is with a central induction region and a peripheral region, and at least includes an upper electrode portion having an upper substrate located in the central induction region and the peripheral region, a first signal induction layer located in the central induction region and the peripheral region, and a first circuit layer located in the peripheral region only. The first signal induction layer covers the upper substrate in the central induction region. The first circuit layer is sandwiched between the upper substrate and the first signal induction layer, and electrically connected the first signal induction layer. | 08-02-2012 |
| 20140118290 | CHIRP SIGNAL TOUCH SENSOR - In one embodiment, an apparatus includes a drive electrode, a sense electrode, a detector, and a controller. The drive electrode is stimulated by an electric signal that has a frequency that varies in time. The sense electrode is capacitatively coupled to the drive electrode. The detector performs a measurement associated with the sense electrode. The controller determines whether a touch on the touch sensor occurred by determining whether the measurement deviates from an expected value by more than an amount. | 05-01-2014 |
| 20100214266 | ORGANIC ELECTROLUMINESCENCE DEVICE HAVING INPUT FUNCTION AND ELECTRONIC APPARATUS - The invention provides an organic electroluminescence device having an input function, including: an element substrate that has a light-emitting layer sandwiched between a pair of electrodes; a sealing substrate that seals the element substrate; a first detection electrode that is provided at the inner-surface side of the sealing substrate; a second detection electrode that is provided at the outer-surface side of the sealing substrate; the second detection electrode having a detection axis that is not the same as that of the first detection electrode; a dielectric film that is formed on the second detection electrode; and a detection unit that detects a position at which electrostatic capacitance is generated via the dielectric film between the first detection electrode and the second detection electrode. | 08-26-2010 |
| 20110007030 | ULTRATHIN MUTUAL CAPACITANCE TOUCH SCREEN AND COMBINED ULTRATHIN TOUCH SCREEN - Ultrathin mutual capacitance touch screen and combined ultrathin touch screen composed by the said ultrathin mutual capacitance touch screen, the said ultrathin mutual capacitance touch screen comprises driving electrode clusters and sensing electrode clusters, wherein the driving electrode clusters are connected with an excitation signal source arranged outside the touch screen, and the sensing electrode clusters are connected with a sensing control module arranged outside the touch screen. The driving electrode clusters comprise tabulate driving electrodes which are made of transparent conductive materials and connected in series and/or in parallel, and the sensing electrode clusters comprise tabulate sensing electrodes which are made of transparent conductive materials and connected in series and/or in parallel. In particular, in a pair of adjacent driving electrode and sensing electrode of the touch screen, the plate area of at least one electrode producing the eigen mutual electric field is smaller than that of the same electrode producing the variable mutual electric field. The present invention make the thickness of the touch screen become thinner, and ensure a higher effective capacitivity. | 01-13-2011 |
| 20150049061 | INPUT DEVICE AND LIQUID CRYSTAL DISPLAY APPARATUS - An object of the present technology is to improve the detection accuracy of a capacitance coupling type input device at a time of touch operation. An input device includes: a plurality of driving electrodes and a plurality of detection electrodes crossing each other; and capacitive elements formed in respective crossed portions between the driving electrodes and the detection electrodes. During a touch detection period, a driving signal is applied to the driving electrodes on a line block basis of the scanning signal lines, and touch is detected based on a detection signal output from each of the detection electrodes, the touch detection period is provided in a display update period in a horizontal scanning period of the display apparatus, and during a horizontal scanning period following a certain horizontal scanning period during which touch detection has been performed, a driving signal whose potential is has been changed to a direction opposite to that of the previous horizontal scanning period is applied to the driving electrodes to start touch detection. | 02-19-2015 |
| 20100277431 | Methods of Operating Electronic Devices Including Touch Sensitive Interfaces Using Force/Deflection Sensing and Related Devices and Computer Program Products - An electronic device may include a touch sensitive user interface and a contact detector configured to detect a location of contact on a surface of the touch sensitive user interface. A force detector may be configured to detect a force/deflection on/of the surface of the touch sensitive user interface using electromagnetic radiation. A controller may be coupled to the touch sensitive user interface. The controller may be configured to provide a first response to the contact on the surface of the touch sensitive user interface when the detected force/deflection is less than a threshold. The controller may be further configured to provide a second response to the contact on the surface of the touch sensitive user interface when the detected force/deflection is greater that the threshold with the first and second responses being different. Related methods are also discussed. | 11-04-2010 |
| 20110057901 | COMPUTING DEVICE - A computing device ( | 03-10-2011 |
| 20110063250 | Organic conductive composition and touch panel input device including the same - An organic conductive composition and a touch panel input device are provided. The organic conductive composition includes: 10 to 70 parts by weight of a conductive polymer; 0.01 to 40 parts by weight of a dopant selected from the group consisting of Lewis acids capable of accepting electrons; 1 to 40 parts by weight of a binder; and 1 to 30 parts by weight of a viscosity control agent, wherein the organic conductive composition has a viscosity ranging from 1 to 100,000 mPas. | 03-17-2011 |
| 20100295819 | CONNECTION STRUCTURE BETWEEN ELECTRODES AND TOUCH PANEL - A connection structure between electrodes includes a center electrode disposed as a transparent electrode on a transparent substrate; paired side electrodes disposed as transparent electrodes on the transparent substrate so as to place the center electrode therebetween; a bridge wire serving as a wire to connect between the paired side electrodes; and an electrically insulating film disposed between the center electrode and the bridge wire; wherein the bridge wire comprises a metal material; the electrically insulating film is disposed so as to be out of contact with the side electrodes at least within a certain range; and the bridge wire is disposed so as to be brought into direct contact with the transparent substrate in a gap region, the gap region being formed by disposing the electrically insulating film so as to bring out of contact with the side electrodes. | 11-25-2010 |
| 20110063246 | CAPACITIVE TOUCH DETECTION SYSTEM AND DETECTION SIGNAL RECEIVING AND WAVEFORM SHAPING MODULE - An exemplary capacitive touch detection system includes a capacitive touch panel and a detection control circuit. The capacitive touch panel includes a plurality of input terminals and output terminals. The detection control circuit includes a scanning signal transmitting module electrically coupled to the input terminals and a detection signal receiving and waveform shaping module including a receiver and an impedance-matching network. The detection signal receiving and waveform shaping module is electrically coupled to the output terminals for receiving and processing a plurality of detection signals outputted from the respective output terminals and thereby producing a plurality of processed detection signals. The receiver is used for receiving the detection signals. The impedance-matching network is used for performing a waveform shaping operation applied to the detection signals to compensate an effect caused by uneven RC loading distribution in the capacitive touch panel and thereby producing the processed detection signals. | 03-17-2011 |
| 20110063244 | OPTICAL FILM AND DISPLAY MODULE USING THE SAME - An optical film includes a hard coating layer, an anti-glare layer, a first adhesive layer, and a second adhesive layer. The hard coating layer is a hard and transparent material, and the anti-glare layer is adhered on a first side of the hard coating layer. The first adhesive layer is adhered on one side of the anti-glare layer away from the hard coating layer, and the second adhesive layer is adhered on a second side of the hard coating layer opposite to the first side. A thickness of the optical film can be 0.19˜0.23 mm. The present disclosure further provides a display module using the optical film. | 03-17-2011 |
| 20100277433 | TOUCH PANEL DEVICE AND METHOD OF DETECTING CONTACT POSITION THEREOF - Provided are a touch pad device and a method of detecting a contact position thereof. The touch panel device includes: a touch panel having a surface on which at least one pair of touch patterns formed of a conductive material are formed; and a touch sensor for generating a contact signal corresponding to a contact position of a contact object using impedances of a pair of touch patterns when the pair of touch patterns are contacted by the contact object. The touch panel device includes a plurality of pairs of touch patterns formed of a conductive material. A first axis position of a contact object is determined depending on whether or not the touch patterns are contacted by the contact object, and a second axis position of the contact object is determined by detecting variations in capacitance of the touch patterns or delay times by which a reference signal applied to the touch patterns is delayed. Thus, a contact position of the contact object can be detected using the first and second axis positions. Since the touch panel uses a one-layer ITO film, manufacturing the touch panel device with improved transparency can be easy and economical. | 11-04-2010 |
| 20100214255 | Energy-efficient Touch Panel Device and Related Method - An energy-efficient touch panel control device includes a touch panel, a buffer memory, an interrupt initiation unit, for outputting an interrupt signal, an analog to digital conversion unit, for converting analog output voltage to digital trace data and storing the digital trace data in the buffer memory, and according to a control signal, switching an operating mode, an operation unit, generating a detecting result according to the digital trace data, switching the operating mode according to the control signal, a mode control unit, for generating the control signal according to the interrupt signal, and a host interface unit. | 08-26-2010 |
| 20120223910 | MECHANICAL MEANS FOR PROVIDING HAPTIC FEEDBACK IN CONNECTION WITH CAPACITIVE SENSING MECHANISMS - Method and apparatus for providing haptic feedback in connection with a capacitive sensing mechanism are described. In one embodiment, the apparatus comprises a convex, non-metallic structure arranged so as to maintain physical separation between an activation means and the capacitive sensing mechanism until sufficient force is applied by with the activation means. The structure does not form a part of an electrical circuit comprising the capacitive sensing mechanism. | 09-06-2012 |
| 20120223909 | 3D INTERACTIVE INPUT SYSTEM AND METHOD - A three-dimensional (3D) interactive input system comprises a holographic image generator defining an enclosed space to accommodate a 3D object and configured to generate a holographic image of the 3D object that appears adjacent an input region of the holographic image generator. A projection unit is configured to project image data onto the 3D object, the image data projected onto the 3D object appearing on the holographic image. A sensing unit is configured to detect user proximity to the input region. Processing structure is configured to process sensing unit output and in response, update image data projected by the projection unit. | 09-06-2012 |
| 20130285983 | PORTABLE TERMINAL DEVICE AND METHOD FOR RELEASING KEYLOCK FUNCTION OF PORTABLE TERMINAL DEVICE - A cellular phone includes a first display, a second display, a first touch sensor which detects an input to the first display, a second touch sensor which detects an input to the second display, a CPU which sets and releases a keylock function for disabling the inputs, and a memory which stores a releasing condition of the keylock function including a combination of an input detected by the first touch sensor and an input detected by the second touch sensor. The CPU releases the keylock function with respect to at least one of the first touch sensor and the second touch sensor when inputs detected by the touch sensors and match with the releasing condition stored in the memory while the keylock function is being set. | 10-31-2013 |
| 20100271327 | DISPLAY PANEL, DISPLAY APPARATUS HAVING THE SAME AND METHOD OF DRIVING THE DISPLAY APPARATUS - In a display panel, a display apparatus having the display panel, and a method of driving the display apparatus, a conductive spacer is interposed between an array substrate and an opposite substrate, and the conductive spacer electrically connects a pixel electrode and a common electrode when a touch event occurs for one or more embodiments. When a common voltage is applied to the pixel electrode by the touch event, an electric potential of a data line is lowered by the common voltage through a turned-on switching device. A signal reader periodically reads out the voltage of the data line and senses the touch event using the read-out voltage to detect a touch position at which the touch event occurs. Thus, the display panel having a touch screen function may be manufactured, and an aperture ratio in the display panel may be prevented from being deteriorated. | 10-28-2010 |
| 20120139873 | TOUCH-CONTROLLED ELECTRONIC APPARATUS AND RELATED CONTROL METHOD - A touch-controlled electronic apparatus includes a touch screen, and the touch screen includes a first area used as touch buttons and a second area used for displaying images. A method for controlling the touch-controlled electronic apparatus includes the steps of: detecting whether the touch screen receives a touch signal; when detecting that the touch screen receives the touch signal, determining whether a touched position of the touch signal is located on the first area to generate a determining result; and determining to trigger a first interrupt request or a second interrupt request according to the determining result. | 06-07-2012 |
| 20110210938 | Capacitance Offset Compensation for Electronic Device - An electronic device includes: a touch input device, a touch sensing circuit coupled to the touch input device and a capacitance offset compensation circuit. The capacitance offset compensation circuit includes: a first offset compensation capacitance array, coupled to a reference voltage or a driving signal in response to a control signal from the touch sensing circuit, coupled to one of a first coupling voltage and a second coupling voltage from the touch input device in response to the control signal. The first offset compensation capacitance array adjusts an output equivalent capacitance in response to the control signal, for compensating at least one of a GND parasitic capacitance and a cross coupling capacitance of the touch input device. | 09-01-2011 |
| 20160120028 | APPLIANCE USING COLORED MATERIAL FOR APPEARANCE OF DESIRED COLOR LIGHT ON USER INTERFACE - The present invention provides a cooktop appliance with features for correcting the color of light passing through the cooking surface such that the light appears a desired to a user of the cooktop appliance. More specifically, a colored translucent ink may be applied to a light transmissive layer of a user interface assembly such that light passing through the ink and the cooking surface appears a desired color to the user. | 04-28-2016 |
| 20100079404 | Movable Track Pad with Added Functionality - An input device is disclosed. The input device includes a movable touch-sensitive track pad capable of detecting an object in close proximity thereto so as to generate a tracking control signal. The input device also includes a movement indicator capable of detecting the movements of the movable track pad so as to generate one or more other control signals (e.g., button signals). The control signals can be used to perform actions in an electronic device operatively coupled to the input device. | 04-01-2010 |
| 20120139872 | SEMICONDUCTOR DEVICE - A variable capacitor is formed from a pair of electrodes and a dielectric interposed between the electrodes over a substrate, and an external input is detected by changing capacitance of the variable capacitor by a physical or electrical force. Specifically, a variable capacitor and a sense amplifier are provided over the same substrate, and the sense amplifier reads the change of capacitance of the variable capacitor and transmits a signal in accordance with the input to a control circuit. | 06-07-2012 |
| 20120139871 | ELECTROSTATIC CAPACITY TYPE TOUCH SCREEN PANEL - A touch screen panel for display apparatus is provided, which includes a substrate; an electrode forming part including a plurality of first electrode serials and a plurality of second electrode serials arranged to cross over the plurality of first electrode serials; a routing wire forming part including a plurality of first routing wires connected to the plurality of first electrode serials, respectively and a plurality of second routing wires connected to the plurality of second electrode serials, respectively; a plurality of first insulation patterns formed at a cross region of the first and second electrode serials to insulate the first electrode serial from the second electrode serial; and at least one buffer pattern to be positioned at least one side of each of the first insulation patterns, and be spaced at a predetermined distance from the first insulation pattern. | 06-07-2012 |
| 20120139870 | CAPACITIVE TOUCH PAD CONFIGURED FOR PROXIMITY DETECTION - The present disclosure relates to a method for controlling a touch pad, comprising an object locate mode for locating an object on the touch pad comprising steps of: determining a measurement of capacitance of each of the pairs of electrodes of the touch pad, each pair comprising a row electrode and a column electrode transverse to the row electrode, comparing each measurement with a first detection threshold, and if the comparison of at least one measurement with the first threshold reveals the presence of an object on the touch pad, locating the object on the touch pad according to the capacitance measurements, the method comprising a proximity detection mode comprising steps of: determining a measurement representative of the capacitance between one or two electrodes and one or two other electrodes of the touch pad, and comparing a measurement obtained with a second detection threshold different from the first threshold. | 06-07-2012 |
| 20090256819 | DISPLAY PANEL ASSEMBLY AND DISPLAY APPARATUS HAVING THE DISPLAY PANEL ASSEMBLY - A display panel assembly according to one or more embodiments includes a display panel and a protective film. The display panel converts information input by physical pressure into an electric signal and displays an image. The protective film includes a base disposed on the display panel and a protruding part protruding from a surface of the base facing the display panel. The protective film transfers the physical pressure from the exterior to the display panel. | 10-15-2009 |
| 20100265214 | WRITING TABLET INFORMATION RECORDING DEVICE - A writing/drawing tablet utilizing a data capture device such as a pressure sensitive display that can capture data from the resulting image drawn on the device. In general, Bistable Liquid Crystal Displays (BLCD), and in particular, Cholesteric Liquid Crystal Displays (ChLCDs), can be utilized in such a device to create low cost pressure sensitive displays that are efficient power consumers and that can be utilized in a number of unique devices. | 10-21-2010 |
| 20120194472 | Systems and Methods for Adaptive Interpretation of Input From a Touch-Sensitive Input Device - Systems and methods for adaptively interpreting a user's intent based on parameters supplied by a touch-sensitive input device are described. In one of the methods described, a processor is programmed for receiving contact data from an input device; determining whether to output a haptic effect based on the contact data; and outputting the haptic effect based on the contact data. | 08-02-2012 |
| 20120194469 | DEMODULATION METHOD AND SYSTEM FOR A LOW-POWER DIFFERENTIAL SENSING CAPACITIVE TOUCH PANEL - In a demodulation system for a low-power differential-sensing capacitive touch panel, the capacitive touch panel has n first conductor lines in a first direction and m second conductor lines in a second direction, and a mutual capacitance is generated at each intersection of the n first conductor lines and the m second conductor lines. The demodulation system has a signal generator, a detection circuit, a programmable gain amplifier, an analog to digital converter. During a driving cycle, the signal generator generates a pair of differential driving signals to drive two of the first conductor lines in the first direction for eliminating common noises of the two first conductor lines and avoiding the common noises from being amplified by the programmable gain amplifier. | 08-02-2012 |
| 20100207907 | TOUCH PANEL AND METHOD OF DETECTING PRESS OPERATION POSITION THEREON - In a touch panel, one of conductive layers on a bottom of an upper substrate and on a top of a lower substrate is formed of belt-shaped conductive layers. The other is a single conductive layer facing the belt-shaped conductive layers. The single conductive layer is provided with a pair of electrodes in positions corresponding to both ends in a direction where the belt-shaped conductive layers extend. When the upper substrate is pressed while a voltage is applied between the pair of electrodes, the top and lower conductive layers contact with each other. Then, a voltage value corresponding to the pressed position in the direction where the belt-shaped conductive layers extend is generated from any of the belt-shaped conductive layers. From the voltage value and the position of the belt-shaped conductive layer from which the voltage value is generated, a pressed position on the upper substrate can be detected. | 08-19-2010 |
| 20120032914 | Input Device - According to one embodiment of the present invention, an input device comprises: a first main electrode extending in a first direction; and a plurality of first branching electrodes which extend in a second direction from the first main electrode, and which have mutually different surface areas depending on their position; and the surface areas of the first branching electrodes either progressively broaden or decrease in the first direction. | 02-09-2012 |
| 20120032910 | TOUCH PANEL AND METHOD OF MANUFACTURING THE SAME - Disclosed herein is a touch panel, including: a transparent substrate; a transparent electrode made of a conductive polymer and formed on one surface of the transparent substrate; an anisotropic conductive adhesion layer formed on an edge of the transparent electrode; and an electrode formed on the anisotropic conductive adhesion layer and electrically connected with the transparent electrode by the anisotropic conductive adhesion layer. The touch panel is advantageous in that the anisotropic conductive adhesion layer is disposed between the transparent electrode and the electrode, so that the chemical reaction between the transparent electrode and the electrode can be prevented, with the result that the resistance between the transparent electrode and the electrode can be maintained constant and the change in physical properties of the transparent electrode can be prevented. | 02-09-2012 |
| 20120242616 | INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, AND PROGRAM - An information processing apparatus includes a sensor electrode, a detection unit, and a determination unit. The sensor electrode has a capacitance changed in accordance with an operation to an operation surface. The detection unit is configured to detect, based on a change of the capacitance, a displacement of an operation point of the operation surface. The determination unit is configured to determine a press to the operation surface based on a displacement of a capacitance value of the sensor electrode and the displacement of the operation point. | 09-27-2012 |
| 20090322701 | METHOD AND APPARATUS FOR DETECTING TWO SIMULTANEOUS TOUCHES AND GESTURES ON A RESISTIVE TOUCHSCREEN - Resistive touchscreen system has a substrate with a first conductive coating having a first resistance and a coversheet with a second conductive coating having a second resistance. The substrate and coversheet are positioned proximate each other such that the first conductive coating faces the second conductive coating. The substrate and coversheet are electrically disconnected with respect to each other in the absence of a touch. First and second sets of electrodes for establishing voltage gradients in first and second directions are formed on the substrate and the coversheet, respectively. A controller biases the first and second sets of electrodes in two different cycles. The controller senses a bias current associated with at least one of the first and second resistances. The bias current has a reference value associated with no touch. An increase in the bias current relative to the reference value indicates two simultaneous touches. | 12-31-2009 |
| 20130127775 | Single-Layer Touch Sensor with Crossovers - In one embodiment, an apparatus includes drive or sense electrodes of a touch sensor. Each of the electrodes are made of a conductive mesh of lines of conductive material. The apparatus also includes one or more conductive crossovers that each couple two of the drive electrodes to each other or couple two of the sense electrodes to each other. At least a portion of each of the conductive crossovers is disposed on a plane different than a plane of the drive or sense electrodes. | 05-23-2013 |
| 20160092029 | TOUCH SENSING SYSTEM - A touch sensing system includes a charge distributor, a pre-amplifier, an analog-to-digital converter (ADC), and a temperature compensating device. The temperature compensating device varies one or more of a first reference voltage supplied to the charge distributor, a second reference voltage supplied to the pre-amplifier, and the capacitance of the charge distributor, in response to temperature data from a temperature sensor. | 03-31-2016 |
| 20160092019 | SCANNING METHOD AND DEVICE OF A SINGLE LAYER CAPACITIVE TOUCH PANEL - A scanning method and device of a single layer capacitive touch panel has a self and mutual capacitive scanning procedures. The single layer capacitive touch panel has multiple electrode groups and shielding units respectively formed between the two corresponding adjacent electrode groups. When the self capacitive scanning procedure is executed, a first driving signal is outputted to each of the electrode groups and each of the shielding units. A self capacitive sensing signal of the driven electrode group is received after then. When the mutual capacitive scanning procedure is executed, a second driving signal is outputted to each of the electrode group and each of the shielding unit is connected to a ground. A mutual capacitive sensing signal from each of the driven electrode groups is received after then. Therefore, the self capacitance value of the self capacitive sensing signal is not increased greatly since the shielding units are not connected to the ground. | 03-31-2016 |
| 20090322704 | Display Device with Touch Panel - The display device with a touch panel includes: a display panel; and a touch panel formed to be overlaid on the display panel, in which: the touch panel includes X electrodes and Y electrodes which intersect the X electrodes; the X electrodes and the Y electrodes include intersection portions at which the X electrodes and the Y electrodes intersect each other, and electrode portions each formed between the intersection portions; and either the electrode portions of the X electrode or the electrode portion of the Y electrodes are smaller in area than another thereof so that a capacitance of one line of the X electrodes and a capacitance of one line of the Y electrodes are equal to each other. The display device with a touch panel has a large S/N ratio and a high detection sensitivity. | 12-31-2009 |
| 20110032211 | SECURE KEYPAD SYSTEM - A secure keypad system has a touch sensitive screen ( | 02-10-2011 |
| 20110032207 | CAPACITIVE TOUCH SENSOR - A capacitive touch panel comprises a transparent substrate, a light shielding layer and a capacitive sensing circuit device. The capacitive sensing circuit device is disposed above a surface of the transparent substrate, and comprises a sensing region and a plurality of metal leads. The sensing region comprises a plurality of metallic bridging wires. The plurality of metal leads is disposed on the sides of the sensing region, and is electrically connected to the sensing region. The area of the light shielding layer overlaps the plurality of conductive bridging wires. | 02-10-2011 |
| 20090289917 | DYNAMIC VISUAL FEATURE COORDINATION IN AN ELECTRONIC HAND HELD DEVICE - An apparatus and method for dynamic visual feature coordination in an electronic hand held device is described. In an embodiment, the apparatus includes key configurations arranged in a clock-like fashion and other configurations so that a user's finger might be easily tracked prior to actual key selection within the circular arrangement and other keys to facilitate a multitude of features that includes anticipation of a user's actions and also shows alternative information based at least in part on current, previous and projected next finger movements. In other embodiments, visual display presentations related to described feature operations and key configurations are described. | 11-26-2009 |
| 20150049055 | Interaction Sensing - In particular embodiments, an apparatus includes a single electrode configured to passively receive a charge displacement and a change in characteristics of electromagnetic signals in an environment. The apparatus further includes a touch sensor, coupled to the single electrode, configured to detect a first input based on the charge displacement, and a second input based on the change in characteristics of electromagnetic signals in the environment. | 02-19-2015 |
| 20110037728 | CAPACITIVE SENSING APPARATUS - A capacitive sensing apparatus is described that incorporates a light guide having a light scattering means for illumination of the apparatus. The apparatus has a capacitive sensor mounted on a substrate that provides a capacitive sensing area for generating an electric field that emanates from the apparatus. A light source is arranged in optical communication with the light scattering means via the light guide. This arrangement acts to mitigate the effects of interference between the capacitive sensor and the light source. When an opaque substrate is employed an air gap is located between the substrate and the light guide so as to provide a substantially uniform illumination across the light guide. Appropriate selection of the refractive indices of the light guide, n | 02-17-2011 |
| 20150049051 | TOUCH-SENSITIVE INPUT DEVICE - A touch-sensitive input device ( | 02-19-2015 |
| 20150049049 | TOUCH SENSING DISPLAY DEVICE - A touch sensing display device includes: a display panel; a capacitive touch panel disposed on a front surface of the display panel; a digitizer disposed on a surface of the display panel; a sensor driving unit which sequentially applies scanning signals to the capacitive touch panel and the digitizer, where each of the scanning signal is applied simultaneously to the capacitive touch panel and the digitizer; and a sensing unit which senses sensing signals of the capacitive touch panel and the digitizer, in which the sensing unit receives the sensing signal of the capacitive touch panel and the sensing signal of the digitizer at different times. | 02-19-2015 |
| 20150049047 | TOUCH UNIT AND FLAT PANEL DISPLAY - In a flat panel display, two direction sensing electrodes, respectively representing an X-axis sensor and a Y-axis sensor, are disposed on both sides of a substrate of a color filter of the flat panel display. One direction sensing electrode is disposed in the black matrix on one side of the substrate and the other direction sensing electrode is disposed on the other side of the substrate locating farther from the black matrix. The configuration provides a much thinner dimension for the flat panel display with touch function while the touch function is less interfered by the display panel. | 02-19-2015 |
| 20150049041 | DISPLAY/TOUCH TEMPORAL SEPARATION - Touch sensitive displays are disclosed that can include circuitry that is segmented into multiple portions that can be independently operated. Touch sensitive display circuitry can be split in half with an upper portion and a lower portion that can each be independently operated. The separate circuitry portions can be used for performing display operations and for performing touch sensing operations. Display operations can be performed in one portion of the display while touch sensing operations are simultaneously performed in another portion of the display. Periodically, the operation being performed in a given portion of the display can be switched so as to alternatingly update that portion of the display and sense touch events in that region. | 02-19-2015 |
| 20110018839 | TOUCH PANEL DISPLAY DEVICE - A touch panel display device includes an upper substrate and a lower substrate opposite to the upper substrate. The lower substrate includes scan lines, data lines intersecting with the data lines and contact sensor modules. Each contact sensor module includes a readout line spaced from the data lines, a readout component, and a contact detection module. The readout component includes two ports connected to the readout line and the scan line, respectively; and an equivalent resistance of the readout component is changed according to an electrical field formed between the common electrode and the readout component, such that an output voltage or an output current of the readout line is changed. The contact detection module detects a contact position via a position of the readout line of which the voltage or the current has been changed and a position of the scanned scan line. | 01-27-2011 |
| 20120113053 | Accelerometer Module for Use With A Touch Sensitive Device - An accelerometer module for use with a touch sensor on a device, a method of detecting acceleration using a touch sensor, and a computer program product for receiving the touch sensor data and producing output representative of acceleration. The accelerometer module provides a device with a touch sensor, such as a mobile phone, with the ability to sense acceleration, orientation, or both. The accelerometer module may sense acceleration along a single axis or multiple axis. Sensing acceleration along three axis may be useful for producing a handheld game controller or for providing input to many other applications. The accelerometer module applies a force against a deformable member to change the contact area between the deformable member and the touch sensor, wherein the contact area is a function of the amount of applied acceleration. | 05-10-2012 |
| 20120113051 | TOUCH- OR PROXIMITY -SENSITIVE INTERFACE - The invention relates to a device, comprising a touch- or proximity-sensitive interface, the interface comprising a sensor electrode arrangement configured to receive one or more body-coupled communication signals via a user part touching or approaching the interface, and a detector configured to detect a position of the user part based on the one or more body-coupled communication signals. Embodiments provide an interactive surface which comprises a sensor electrode arrangement for detecting a position of a finger or other part touching, or approaching, the interactive surface. Body-coupled communication signals received by means of the sense electrode arrangement are evaluated for increasing the sensitivity of position detection. | 05-10-2012 |
| 20120113043 | TOUCH PANEL STACKUP - A touch panel stackup comprises a substrate having a substantially transparent first region and a substantially opaque second region, a sensing electrode detecting a tactile signal, a conductive circuit electrically coupled with the sensing electrode, and a masking element configured on the second region of the substrate, wherein the sensing electrode, the conductive circuit, and the masking element are integrally formed on the substrate. | 05-10-2012 |
| 20120113042 | Capacitive Touch Panel And Method for Producing The Same - The present invention is directed to a capacitive touch panel, which primarily includes a singular substrate, a mask layer formed on a border region of the singular substrate, a capacitive sensing layer comprising a plurality of first-axis conductor assemblies and a plurality of second-axis conductor assemblies, wherein the singular substrate, the mask layer and the capacitive sensing layer are integrally formed, and insulated auxiliary medium filled in gaps between the first-axis conductor assemblies and the second-axis conductor assemblies, wherein the refractive index of the auxiliary medium matches the refractive index of the capacitive sensing layer. | 05-10-2012 |
| 20120293444 | Controller and ADC for Low Power Operation of Touchscreen Device - Various embodiments of a low-power-consumption analog-to-digital converter (“ADC”) for a touchscreen or touch panel in a capacitive sensing system are disclosed. The ADC is configured to operate in a first mode or a second mode. The first mode is characterized by a first resolution having a first number of ADC bits and a first level of power consumption associated therewith. The second mode is characterized by a second resolution having a second number of bits and a second level of power consumption associated therewith. The ADC operates under control of the controller and is configured such that the first number of bits is greater than the second number of bits and the first power level is greater than the second power level. The controller causes the ADC to switch from operating in the first mode to operating in the second mode when low radio frequency (RF) noise conditions are detected by sense circuitry, the ADC and/or the controller. | 11-22-2012 |
| 20120293443 | TOUCH SENSING METHOD AND APPARATUS USING THE SAME - A touch sensing method adapted for a touch panel is provided. The touch sensing method includes following steps. An average value of touch values generated by a touch object on the touch panel is calculated during a first frame period. An amplitude value of the touch values generated by the touch object on the touch panel is calculated based on the average value during a second frame period. Whether the touch object is a target to be sensed is determined based on the amplitude value. Furthermore, a touch sensing apparatus is also provided. | 11-22-2012 |
| 20100134439 | DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF - A display device of the invention includes a display panel attached to one face side of a light transmissive circuit board and a light transmissive substrate attached to the other face side of the circuit board. A mounted component is mounted on the other face side of the circuit board. The circuit board includes a light transmissive junction layer for joining the circuit board to the light transmissive substrate at a position avoiding the mounted component. The junction layer includes a core substrate formed of a resin, an adhesive layer formed on one face of the core substrate, and a bonding layer formed on the other face of the core substrate and cured. The adhesive layer is adhered to the circuit board, and the bonding layer is firmly fixed to the light transmissive substrate. | 06-03-2010 |
| 20140043290 | TOUCH SCREEN DEVICE - A capacitive type touch screen device according to an exemplary embodiment of the present invention includes a plurality of driving electrodes and a plurality of sensing electrodes overlapped with the plurality of driving electrodes, at least one driving electrode includes a plurality of cells and a plurality of connecting lines, and the plurality of cells are mutually connected through the plurality of connecting lines. | 02-13-2014 |
| 20140043288 | DISPLAY DEVICE WITH TOUCH SENSOR, AND ELECTRONIC APPARATUS - According to an aspect, a display device with a touch sensor has a display function and a touch sensor function. The display device includes: a panel unit that comprises a first substrate, a second substrate, and a display function layer between the first substrate and the second substrate; a first electrode on the first substrate; a second electrode on the second substrate; a third electrode on the second substrate; and a capacitor for the touch sensor function. The capacitor is formed between either of the first electrode and the second electrode and the third electrode, or between both the first electrode and the second electrode and the third electrode. The frame portion outside the display area comprises, on the first substrate side thereof, a peripheral circuit, and the second electrode is provided in a position more distant upward from the peripheral circuit than the first electrode. | 02-13-2014 |
| 20140300575 | CAPACITIVE TOUCH SCREEN - The present invention provides a mutual capacitive multi-touch screen. The conductive strip pattern allows that, when a touch range of each external conductive object on the mutual capacitive multi-touch screen is larger than a predetermined condition, capacitive coupling between each external conductive object and first conductive strip is greater than capacitive coupling between each external conductive object and second conductive strip, such that the proportion of a driving signal flowing out of the first conductive strip via at least one first external conductive object in the external conductive objects and into the second conductive strip via at least one second external conductive object in the external conductive objects decreases as the number of second external conductive objects increases. | 10-09-2014 |
| 20130293509 | ELECTRONIC DEVICE WITH TOUCH SENSITIVITY - An electronic device includes a touch panel and a control module. On the display panel, m columns of sensing capacitors are disposed along a first direction and n rows of sensing capacitors are disposed along a second direction. The control module includes M column output channels, N row output channels, M column scan lines and N row scan lines. Each column scan line includes a first end coupled to a corresponding column output channel and a second end spreading into A sub scan lines which are coupled to A adjacent columns of sensing capacitors among the m columns of sensing capacitors, respectively. Each row scan line includes a first end coupled to a corresponding row output channel and a second end spreading into B sub scan lines which are coupled to B adjacent rows of sensing capacitors among the n rows of sensing capacitors, respectively. | 11-07-2013 |
| 20130293515 | DISPLAY DEVICE, DRIVE METHOD THEREFOR, PROGRAM, AND RECORDING MEDIUM - The source driver ( | 11-07-2013 |
| 20130293510 | METHOD FOR DISTINGUISHING BETWEEN EDGE SWIPE GESTURES THAT ENTER A TOUCH SENSOR FROM AN EDGE AND OTHER SIMILAR BUT NON-EDGE SWIPE ACTIONS - A method for detecting and tracking a single finger or multi-finger gesture referred to as an edge swipe gesture that originates from an edge of a touch sensor and which is distinguished from normal touch sensor operations such as cursoring, wherein the edge swipe gesture generates detection and tracking data having an immediate change, whereas touchdown or movement towards and then away from an edge of the touch sensor will generate data that is different from the edge swipe gesture. | 11-07-2013 |
| 20130293507 | ELECTRONIC DEVICE INCLUDING TOUCH-SENSITIVE DISPLAY AND METHOD OF DETECTING TOUCHES - A touch-sensitive display includes first electrodes and second electrodes arranged and constructed to detect touches by mutual-capacitance touch sensing, and third electrodes and the second electrodes arranged and constructed to detect touches by self-capacitance touch sensing, wherein the first electrodes are different from the third electrodes. | 11-07-2013 |
| 20100253645 | INPUT DEVICE WITH CAPACITIVE FORCE SENSOR AND METHOD FOR CONSTRUCTING THE SAME - Input devices which include a capacitive force sensor, along with methods of making and using such, are provided. The input device includes a structural component having first and second substantially opposing sides, a plurality of sensor electrodes located on the first side of the structural component, the plurality of sensor electrodes configured to capacitively sense positional information associated with user input in a sensing region, a first capacitive electrode located on the second side of the structural component, the first capacitive electrode being configured to capacitively couple to a second capacitive electrode that is separated from the first capacitive electrode by a gas and moveable relative to the first capacitive electrode, and a biasing member configured to be physically coupled to the structural component such that a force associated with the user input causes a change in a separation distance between the first and second capacitive electrodes based on the force. | 10-07-2010 |
| 20110122090 | Protection Panel with Touch Input Function - A protection panel for detecting an X-Y coordinate as an operation position from a potential gradient based on a touch operation to a front substrate is provided. A rear substrate ( | 05-26-2011 |
| 20110122088 | PASSIVE ARCHITECTURE AND CONTROL METHOD FOR SCANNING A TOUCH PANEL - A passive architecture for scanning a touch panel includes a master IC and at least one passive touch IC connected to the master IC. The master IC generates a command to configure the scan parameters of the at least one passive touch IC, and the at least one passive touch IC scans the touch panel with the scan parameters in response to the command. | 05-26-2011 |
| 20100295817 | HAND-HELD DEVICE WITH ANCILLARY TOUCH ACTIVATED TRANSFORMATION OF ACTIVE ELEMENT - A hand-held electronic device, method of operation and computer readable medium are disclosed. The device may include a case having one or more major surfaces. A visual display and a touch interface are disposed on at least one of the major surfaces. A processor is operably coupled to the visual display and touch screen. Instructions executable by the processor may be configured to: a) present an image on the visual display containing one or more active elements; b) correlate one or more active portions of the touch interface to one or more corresponding active elements in the image on the visual display; and c) present a transformed active element corresponding to a particular one of the one or more active elements on the visual display in response to a user interaction with a corresponding one of the one or more active portions. | 11-25-2010 |
| 20100295815 | Device and Method for detecting multiple touch points - Techniques for detecting multiple touch points for touch screens are disclosed. A touch screen includes a first conductive layer and a second conductive layer, each conductive layer having a positive terminal and a negative terminal. Efficient operations of detecting multiple points on the touch screen are described using various voltage/currents differences from the positive and negative terminals of the first and second conductive layers. | 11-25-2010 |
| 20130307813 | Burst-Mode Self-Capacitance Measurement with Compensated Capacitance - In one embodiment, a method includes applying a supply voltage across a compensation capacitor; dividing charge between a capacitance of a touch sensor and the compensation capacitor; and performing the application of the supply voltage and the dividing of charge a pre-determined number of times. A first amount of charge of the compensation capacitor results in a first voltage at an input node. The method also includes applying a reference voltage at the input node. The application of the reference voltage at the input node induces a second amount of charge proportional to a difference between the first voltage and the reference voltage on an integration capacitor. The method also includes determining a first difference between the first voltage and the reference voltage based on a second amount of charge on the integration capacitor; and determining whether a touch input to the touch sensor has occurred based on the difference. | 11-21-2013 |
| 20100253647 | TOUCH PANEL AND DISPLAY DEVICE COMPRISING THE SAME - A touch panel capable of calculating touch position coordinates of an indicator with high accuracy in a desired detection time even if a large number of detection wire groups are provided. An oscillator circuit selects one of detection wires selected by a circuit or the like according to a command from a detection control circuit and oscillates. A circuit counts an output signal from the oscillator circuit up to a first count value. A circuit measures a period of the count. A circuit determines that there is a touch when it detects the detection wire of which the measured period is equal to or higher than a threshold value and sends the detection wire giving a maximum value equal to or higher than the threshold value to a circuit as a touch detection wire. The circuit causes the circuit or the like to select the touch detection wire and the detection wires adjacent thereto on both sides, the circuit counts up until the count value becomes a second count value larger than the first count value, and the circuit measures the count period. The circuit performs interpolation on the basis of the count value obtained by subtracting a background capacitance value from a measured value obtained by the circuit, to thereby determine the touch coordinates. | 10-07-2010 |
| 20120068965 | SENSOR APPARATUS AND INFORMATION PROCESSING APPARATUS - A sensor apparatus includes: a sensor panel that includes an input operation surface and is configured to detect positional coordinates of a detection object that comes into contact with the input operation surface; a casing; and a pressure-sensitive sensor that includes a first electrode fixed on the sensor panel side, a second electrode fixed on the casing side, and an elastic member that is provided between the sensor panel and the casing and elastically supports the sensor panel with respect to the casing, includes, between the first electrode and the second electrode, a first area formed with a first capacitance and a second area formed with a second capacitance larger than the first capacitance, and is configured to detect a pressing force input to the input operation surface as a change in a capacitance between the first electrode and the second electrode. | 03-22-2012 |
| 20100225614 | STYLUS DEVICE ADAPTED FOR USE WITH A CAPACITIVE TOUCH PANEL - A stylus device is adapted for use with a capacitive touch panel, and includes a main body having a handle portion, and a transparent touch portion connected to the handle portion, adapted to be placed on the capacitive touch panel and having a flat touch surface. A transparent conductive membrane is formed on the touch portion and the handle portion, and covers the touch surface of the touch portion so that the transparent conductive membrane connects electrically a user's hand when the handle portion of the main body is held by the user's hand. | 09-09-2010 |
| 20100321329 | Touch Panel and Touch Panel Type Display Device - The present invention is related to a touch panel comprising: a first base that includes a first resistance film; a second base that includes a second resistance film; a conductor that is electrically connected to at least one of the first resistance film and the second resistance film; and a spacer that is interposed in a first facing area where the first resistance film faces the second resistance film. The spacer is also interposed in a second facing area where at least one of the first resistance film and the second resistance film faces the conductor. The present invention may further include an insulating film interposed in the second facing area, instead of the spacer interposed in the second facing area. The component materials of the insulating film are the same as those of the spacers. | 12-23-2010 |
| 20110001724 | COMMUNICATION TERMINAL FOR PERFORMING ELECTRIC FIELD COMMUNICATION AND METHOD FOR OPERATING THE SAME - An electric field communication terminal and a method for operating it are disclosed. Since the communication terminal according to the present invention includes a plurality of signal electrodes, it can perform electric field communication without contacting the user's body, which provides use convenience. In addition, since the plurality of signal electrodes can serve as an input unit, such as a touch screen, the user can efficiently use the communication terminal. | 01-06-2011 |
| 20160041677 | POSITION DETECTING UNIT - A position detection unit including: an XY coordinate formation section having a configuration in which X-axis line bodies including plural line bodies and Y-axis line bodies including plural line bodies are caused to intersect each other; a drive signal input section for inputting drive input signals to one end side of the plurality of Y-axis line bodies, the drive signal input section being provided to one end side of the plurality of Y-axis line bodies; and a position detection signal output section for outputting a position detection signal corresponding to a designated coordinate position when a position designation tool has designated an XY coordinate position of the XY coordinate formation section, the position detection signal output section being provided to one end side of the plurality of X-axis line bodies. | 02-11-2016 |
| 20110242045 | NOISE BLOCKING IN A CAPACITIVE TOUCH DEVICE - A touch controller to be used by a touch screen device to provide a touch position is disclosed, including a plurality of capacitance sensing channels that each provide an analog signal responsive to a touch on a screen; a channel multiplexer to select at least one of the plurality of channels; an analog-to-digital converter to change the analog signal of the selected capacitance sensing channel to a digital signal; a noise detecting channel coupled to a noise analog-to-digital converter to generate a noise digital signal; a noise blocking timing generation block that combines a time shifted digital signal and a blocking signal, wherein the time shifted digital signal is formed by time shifting the digital signal and the blocking signal is related to the noise signal; a capacitance calculating block coupled to the noise blocking time generation block to calculate capacitance values for each of the capacitance sensing channels; and a position calculation unit to find the touch position on the screen based on the capacitance values for each of the capacitance sensing channels. | 10-06-2011 |
| 20100231552 | TOUCH SENSOR FUNCTION-EQUIPPED DISPLAY DEVICE - A touch sensor function-equipped display device includes: a first substrate that has a common electrode; a second substrate that is disposed to face the first substrate;
| 09-16-2010 |
| 20100231551 | TOUCH SENSOR FUNCTION-EQUIPPED DISPLAY DEVICE - A touch sensor function-equipped display device includes: a first substrate that has a common electrode; a second substrate that is disposed to face the first substrate; a display unit that is disposed between the first substrate and the second substrate; and a touch sensor that detects a touch position on a touch surface disposed on the first substrate side or the second substrate side. The second substrate includes: a plurality of data lines that are aligned in a row direction; a plurality of gate lines that are aligned in a column direction approximately perpendicular to the data lines; a plurality of pixel electrodes that are disposed in each pixel area that is surrounded by a pair of adjacent data lines and a pair of adjacent gate lines; a plurality of capacitance lines that form capacitance with each of the pixel electrodes therebetween; and a plurality of thin film transistors that are disposed for each of the plurality of pixel electrodes and are electrically connected to the pixel electrodes, the data lines, and the gate lines. The touch sensor includes an electric-potential rise rate detecting unit that detects a rise rate of an electric potential of each pixel area at the time of charging by applying a charge signal to the capacitance line and detects a position of the pixel area in which the rise rate of the electric potential detected by the electric-potential rise rate detecting unit is out of a predetermined range as the touch position. | 09-16-2010 |
| 20090284496 | CAPACITIVE MOTION DETECTION DEVICE AND INPUT DEVICE USING THE SAME - When a motion in the X-axis direction is detected, first electrodes are set as drive electrodes, and second electrodes are set as detection electrodes. A switching circuit performs switching so as to electrically connect a drive circuit to the first electrodes, electrically connect a first detection circuit to one of the second electrodes, and electrically connect a second detection circuit to the other second electrode. In a motion detection circuit in which connections are established in this manner, the drive circuit drives the drive electrodes, and then the position of an object to be detected in the X-axis direction is obtained from the difference between capacitances detected by the first and second detection circuits at this time. | 11-19-2009 |
| 20090284495 | SYSTEMS AND METHODS FOR ASSESSING LOCATIONS OF MULTIPLE TOUCH INPUTS - Matrix-based touch input systems assess touch locations of two or more temporally overlapping touch inputs by forming valid x-y coordinate pairs from independently determined x- and y-coordinates. Valid x-y pairs are formed based on comparing one or more signal parameters such as signal magnitude, signal strength, signal width, and signal rates of change. In matrix capacitive systems where capacitance-to-ground signals are used to determine the x- and y-coordinates, the determined coordinates may be formed into valid x-y pairs using mutual capacitance measurements. When resolving more than two temporally overlapping touches, information gained by resolving a valid x-y coordinate pair of at least one of the touches may be used to resolve the remaining touches. | 11-19-2009 |
| 20110007032 | ON A SUBSTRATE FORMED OR RESTING DISPLAY ARRANGEMENT - A touch screen apparatus, including a display unit including a touch surface, a number of light pulse emitting units, connecting to the display unit, for emitting light pulses over and across the touch surface, a number of light pulse receiving units, connected to the display unit, for measuring amounts of light received from the light pulse emitting units, circuitry, connected to the light pulse emitting units and to the light pulse receiving units, for selectively activating, at any given time, one or more of the light pulse emitting units and the light pulse receiving units, wherein the circuitry activates three or more light pulse emitting units and only one light pulse receiving unit during a designated time interval, and a calculating unit, connected to the light pulse receiving units, to determine the location of an object touching the touch surface, based on the measured amounts of light received at the receiving units. | 01-13-2011 |
| 20120133608 | TOUCH DISPLAY ASSEMBLY STRUCTURE - A touch display assembly structure is disclosed, which includes a capacitor type touch panel, a display panel, a plastic side frame, and an adhesive layer. The plastic side frame includes a side frame edge and a support piece disposed inner the side frame edge. The support piece is disposed between the touch panel and the display panel. The support piece has an opening to expose a display area of the display panel. The adhesive layer bonds the capacitor type touch panel and the support piece. There is an air layer disposed between the touch panel and the display panel. The material of the support piece includes polyphenylene sulfide. The thickness of the support piece is less than 0.4 mm. | 05-31-2012 |
| 20100220076 | Input Device and Display Device Including the Same - An input device includes an insulation layer having a first main surface, and a second main surface positioned on the opposite side of the first main surface, a first detection electrode pattern provided on the first main surface of the insulation layer and arranged along a first direction, a second detection electrode pattern arranged along a second direction and having an intersection region provided on the second main surface of the insulation layer so as to intersect with the first detection electrode pattern in a plan view, and a detection region provided on the first main surface of the insulation layer, and a conductive electrode provided on the second main surface of the insulation layer, in which the conductive electrode has an opening, and the intersection region of the second detection electrode pattern is positioned in the opening. | 09-02-2010 |
| 20100220074 | TOUCHSCREEN WITH CARBON NANOTUBE CONDUCTIVE LAYERS - The present invention is directed to a touchscreen comprising touch side electrode and device side electrode wherein each electrode comprises an insulating substrate and an exposed electrically conductive layer, wherein said exposed electrically conductive layers are adjacent and separated by dielectric spacers, and wherein only one of the exposed electrically conductive layers comprises carbon nanotubes. | 09-02-2010 |
| 20110007028 | CAPACITIVE TOUCH SYSTEM WITH NOISE IMMUNITY - Systems and methods for determining a user's touch in a capacitive touch sensor system is provided, including performing a series of potential touch detection tests for a plurality of sensors until a potential touch is detected and measuring a test frequency for one of the sensors, such that a potential touch may be detected when the measured test frequency deviates from a previously measured test frequency for the same sensor. After detecting a potential touch, the method may additionally include performing a series of baseline comparison tests for each of the sensors, for example, measuring a current frequency for one of the sensors, comparing the current frequency to a baseline frequency, and assigning a deviation value based on the comparison the current frequency and the baseline frequency. The method may identify the sensor with the largest deviation value as a touched sensor. | 01-13-2011 |
| 20140028625 | TOUCH PANEL AND DISPLAY DEVICE PROVIDED WITH SAME - The touch panel of the present invention is a touch panel ( | 01-30-2014 |
| 20140028624 | SYSTEMS AND METHODS FOR DETECTING A PRESS ON A TOUCH-SENSITIVE SURFACE - Systems and methods that allow the user to rest their fingers on a touch-sensitive surface and make selections on that surface with a pressing action. Touch capacitance sensors that typically provide X and Y location data associated with a user's touch are also used to discern finger pressure in the Z direction. This allows the user to make an actuation on the touch screen by simply pressing harder at a location where they may already be resting their finger(s). | 01-30-2014 |
| 20140028623 | SENSING METHODS FOR TOUCH SENSING DEVICES - A sensing method for a touch sensing device is provided. In one embodiment, for one set of interlaced receiving electrode and transmitting electrodes of the touch sensing device, an integrator coupled to the receiving electrode is reset only one time. In another embodiment, for each group of sensing electrodes, an integrator coupled to the sensing electrodes is reset only one time. Accordingly, the rate at which the touch sensing array is sensed may be increased. Noise reduced by the process of resetting the integrator due to charge injection effects may be decreased. | 01-30-2014 |
| 20140028621 | FRONT-END SIGNAL COMPENSATION - A touch surface device having improved sensitivity and dynamic range is disclosed. In one embodiment, the touch surface device includes a touch-sensitive panel having at least one sense node for providing an output signal indicative of a touch or no-touch condition on the panel; a compensation circuit, coupled to the at least one sense node, for generating a compensation signal that when summed with the output signal removes an undesired portion of the output signal so as to generated a compensated output signal; and an amplifier having an inverting input coupled to the output of the compensation circuit and a non-inverting input coupled to a known reference voltage. | 01-30-2014 |
| 20140028612 | TOUCH PANEL, TOUCH SCREEN APPARATUS, AND METHOD OF DRIVING THE TOUCH PANEL - A touch panel configured to drive a liquid crystal according to a voltage difference between first and second electrodes. The touch panel includes at least one display unit configured to generate an image voltage and apply the image voltage to the first electrode. The image voltage corresponds to image data to be displayed in response to activation of a display gate line. The touch panel further includes at least one sensing unit configured to sense, in response to activation of a sensor gate line, a voltage variation of the second electrode to determine whether a finger capacitance is generated by a physical touch on the touch panel. | 01-30-2014 |
| 20140028611 | Method and Apparatus for Reporting Touch Event and Mobile Terminal - Embodiments of the present invention provide a method and an apparatus for reporting a touch event, and a mobile terminal. The method for reporting a touch event includes: receiving touch data collected by an inductance capacitance touch screen; and encapsulating the touch data collected by the inductance capacitance touch screen into a touch event corresponding to a mutual capacitive touch screen and reporting the touch event to an application program. With the present invention, the touch data collected by the inductance capacitance touch screen is encapsulated into the touch event corresponding to the mutual capacitive touch screen and the touch event is reported, thereby solving the problem that an application program of an earlier version cannot be used when a mobile terminal can receive only the touch data collected by the inductance capacitance touch screen. | 01-30-2014 |
| 20140028610 | CAPACITIVE TOUCH SYSTEM AND METHOD OF OPERATING A CAPACITIVE TOUCH SYSTEM - A capacitive touch system includes a touch panel, a detection circuit, and a microprocessor. The touch panel includes a plurality of first axis lines of a first axis and a plurality of second axis lines of a second axis. The processor is used for controlling the detection circuit to transmit a first transmission signal to a first axis line and receive a plurality of first detection signals corresponding to the first transmission signal from the second axis lines. If a delay between a first detection signal of the plurality of first detection signals and the first transmission signal is greater than a first predetermined value, the processor controls the detection circuit to transmit a second transmission signal to a second axis line corresponding to the first detection signal, and receive a plurality of second detection signals corresponding to the second transmission signal from the plurality of first axis lines. | 01-30-2014 |
| 20140028608 | METHOD OF MANIPULATING IMPEDANCE PLANE WITH A MULTI-POINT TOUCH ON TOUCH SCREEN - A touch screen is disclosed which responds to a user's touch for re-drawing, re-scaling, re-translating and re-positioning an impedance plane signal received from non-destructive testing equipment, such as an eddy current sensor. The impedance plane is manipulated by slidingne, two or more fingers simultaneously to an end position to effectuate a complete re-drawing operation of the image. | 01-30-2014 |
| 20140028606 | ENHANCED USER INTERFACE FOR PRESSURE SENSITIVE TOUCH SCREEN - A device and method provides predictive visual indicators. The method includes displaying a user interface on a pressure sensitive touch screen display device of an electronic device. The user interface includes a plurality of contact areas. The method includes receiving a first touch input data on a first contact area. The first touch input data includes force data. The method also includes determining a second contact area as a function of the first touch input data and the first contact area. The second contact area is indicative of a prediction for a second, subsequent touch input data. The method includes displaying at least one predictive visual indicator that corresponds to the second contact area in response to the prediction. | 01-30-2014 |
| 20120133612 | SWITCHABLE TOUCH DISPLAY DEVICE AND OPERATING METHOD THEREOF - A switchable touch display device comprises at least one pixel unit and one controlling module. The pixel unit comprises first and second substrate disposed in parallel, a spacer, a common electrode and a data line. The spacer is disposed in the pixel unit and on the first substrate, and a gap formed between the first spacer and the second substrate. The common electrode is disposed on the first substrate and the spacer. The data line is disposed on the second substrate and part of it is disposed right under the spacer. The controlling module switches the pixel unit between a display mode and a touch mode. The controlling module controls the pixel unit to present with a predetermined luminance in the display module, and determine whether the spacer be pressed by external force to electrically contact common electrode and data line in the touch mode. | 05-31-2012 |
| 20110128249 | CAPACITIVE TOUCH DISPLAY DEVICE AND CAPACITIVE TOUCH PANEL - A capacitive touch display device includes a stylus, a display panel, and a capacitive touch unit. The stylus touches the display panel by clicking to input a touch signal and contacts the capacitive touch unit at a contact area. The capacitive touch unit is disposed on the display panel and includes a plurality of first sensing series and a plurality of second sensing series. Each of the first sensing series includes a plurality of first sensing pads electrically connected to one another. A pitch between any two adjacent first sensing pads is P. The second sensing series intersect the first sensing series. The contact area contacted by the stylus has a contact width D, and the ratio of the contact width D to the pitch P between any two adjacent first sensing pads satisfies the following ratio condition: 1.4≦(D/P)≦1.6. | 06-02-2011 |
| 20160041691 | FAST MULTI-TOUCH POST PROCESSING - In a low-latency touch-sensitive device, post-processing is performed to convert a two-dimensional map of signal strengths into usable touch events. Four such post-processing procedures are disclosed: field flattening, touch point detection, interpolation and touch point matching between frames. The field flattening procedure subtracts an offset to remove crosstalk between rows and columns, and compensates for differences in amplitude between particular row/column combinations due to attenuation. The touch point detection procedure computes coarse touch points by finding local maxima in the flattened signal. The interpolation procedure computes fine touch points from the coarse touch points. In an embodiment, such interpolation is done by fitting the coarse touch points to a paraboloid. The frame matching procedure matches the calculated touch points to each other across frames. | 02-11-2016 |
| 20160041689 | TOUCH PANEL SYSTEM - A touch panel system ( | 02-11-2016 |
| 20160041655 | SENSING METHOD OF TOUCH PANEL - A touch panel includes a substrate and a plurality of sensing units. The sensing units are disposed on the substrate. Each sensing unit includes two sensing bars respectively having a first end and a second end. The sensing bars extend along a direction and cross a touch region. The second end of one of the sensing bars of each sensing unit is configured for receiving a first signal respectively. The first ends of the sensing bars of each sensing unit are electrically connected to each other and configured to receive a second signal. The second end of the other one of the sensing bars of each sensing unit is configured to receive a third signal respectively. | 02-11-2016 |
| 20160041652 | INTERFACE APPARATUS AND METHODS - Input devices are provided. In accordance with an example embodiment, an input device includes an interface layer that flexes in response to pressure, a plurality of sense electrodes, a dielectric between the sense electrodes and the interface layer, and interconnecting circuitry. The dielectric compresses or expands in response to movement of the interface layer, and exhibits dielectric characteristics that vary based upon a state of compression of the dielectric. The interconnecting circuitry is to the sense electrodes and provides an output indicative of both the position of each sense electrode and an electric characteristic at each sense electrode that provides an indication of pressure applied to the dielectric adjacent the respective sense electrodes. | 02-11-2016 |
| 20160041685 | NOISE REDUCTION IN DIGITIZER SYSTEM - A method for noise reduction in a digitizer includes determining a location of a stylus with a known frequency of emission over a first sampling period, sampling output from a plurality of detecting elements over a second sampling period, identifying detecting elements with sampled output in the second sampling period above a defined threshold in a selected frequency, the selected frequency being close to but different than the known frequency of the stylus, selecting as a candidate carrier of mere noise a detecting element from the detecting elements identified that is spaced away from the determined location of the stylus, and reducing values of output sampled over the second sampling period from at least one other detecting element, in accordance with the output sampled over the second sampling period from the detecting element selected as the candidate carrier of mere noise. | 02-11-2016 |
| 20160041654 | SINGLE LAYER CAPACITIVE IMAGING SENSORS - Embodiments of the invention generally provide an input device that includes a plurality of sensing elements that are interconnected in desired way to acquire positional information of an input object, so that the acquired positional information can be used by other system components to control a display or other useful system components. One or more of the embodiments described herein, utilizes one or more of the techniques and sensor electrode array configuration disclosed herein to reduce or minimize the number of traces and/or electrodes required to sense the position of an input object within a sensing region of the input device. | 02-11-2016 |
| 20100328264 | FINGER-SENSING APPARATUS AND METHOD - A finger-sensing apparatus ( | 12-30-2010 |
| 20100328254 | CAPACITANCE TYPE INPUT DEVICE - A capacitance type input device is configured to detect the access position of a conductor such as a finger, and includes a plurality of electrodes and an IC chip. The plurality of electrodes are spaced apart from each other in direction Y, and each of the electrodes has an elongated form extending in direction X. The IC chip detects the access position of the finger in direction Y, based on a change in capacitance generated between the finger and the respective electrodes. The plurality of electrodes include a high-sensitivity electrode, and a low-sensitivity electrode which has a greater surface area than that of the high-sensitivity electrode. When compared by the same size, the low-sensitivity electrode has a lower sensitivity than the high-sensitivity electrode. | 12-30-2010 |
| 20140362045 | INPUT INTERFACE, HANDHELD ELECTRONIC DEVICE AND METHOD OF PRODUCING AN INPUT INTERFACE - An input interface ( | 12-11-2014 |
| 20120200525 | INPUT DEVICE, INPUT SYSTEM AND COMPUTER-READABLE STORAGE MEDIUM - An input device that performs input control in accordance with display content displayed on a display device, including: a storing section which stores a plurality of input control information corresponding to a plurality of display identification information respectively assigned to a plurality of display contents capable of being displayed on the display device; a receiving section which receives display identification information of display content currently being displayed on the display device; and a processor which performs retrieval processing for retrieving from the storing section input control information corresponding to the display identification information received by the receiving section, and input control processing for performing input control based on the input control information retrieved in the retrieval processing. | 08-09-2012 |
| 20130155011 | ELECTRODE PATTERN OF TOUCH PANEL AND FORMING METHOD FOR THE SAME - The present invention relates to an electrode pattern of a touch panel and a forming method of the electrode pattern of a touch panel. The electrode pattern of a touch panel according to the present invention includes a plurality of electrode pattern cells which are arranged on a substrate in a space, a dielectric layer formed on the electrode pattern cell, and a bridge electrode which is formed on the dielectric layer by using conductive material of black color and connects the electrode pattern cells. | 06-20-2013 |
| 20130155013 | CAPACITIVE TOUCH SENSOR AND CAPACITIVE PEN - When a touch sensor is approached or touched by a capacitive pen in a small area, the corresponding approach or touch signal might be slightly less than the threshold originally used for normal detection. By comparing the sum of the corresponding approach or touch signal and some adjacent signals with the threshold, the approach or touch of a small-area object that otherwise would not be detected by the original method can be determined. The capacitive pen can be made of bonded conductive fibers. | 06-20-2013 |
| 20130321324 | SYSTEM FOR REDUCING FINGER-COUPLED NOISE IN CAPACITIVE TOUCH SENSORS - The invention is a system for reducing finger-coupling capacitance of a touch-sensor panel such that finger-coupled noise signals do not overwhelm the sensing circuit and render the panel unable to detect the finger position. | 12-05-2013 |
| 20100039404 | INTEGRATED INPUT SYSTEM - An integrated input system includes a touch sensing unit, a signal processing unit, a user instruction recognizing unit and an integration bus. The touch sensing unit has at least an electrical circuit and a transmission conducting line for outputting a sensing signal after being touched with one or multiple objects. The signal processing unit processes the sensing signal and outputting a press point message. The user instruction recognizing unit analyzes a user instruction, which includes a keyboard message input, a triggering action of a functional key or hot key, a directional input of a touchpad or mouse and a drawing information input of a handwriting board, corresponding to the press point message. The integration bus receives information of an external display unit and transmits the user instruction. | 02-18-2010 |
| 20130328822 | BASELINE CAPACITANCE CALIBRATION - An embodiment of the invention provides a method of creating a statistical model of a baseline capacitance C | 12-12-2013 |
| 20100194710 | INFORMATION INPUT DEVICE AND INFORMATION INPUT/OUTPUT DEVICE - An information input device includes: a first substrate; a second substrate formed opposite to the first substrate; and a position detection portion including at least three or more sensor electrodes and detecting a position at which at least one of the first substrate and the second substrate bends by electrical change among the sensor electrodes. | 08-05-2010 |
| 20140078099 | Touch Screen Apparatus and Processing Method Thereof - A touch screen apparatus and a processing method thereof. In the touch screen apparatus according to the embodiment of the invention, a frequency spectrum analyzing unit determines that a frequency domain signal of a signal received by a receiving unit in the touch screen apparatus or of a signal obtained by processing the signal received by the receiving unit for at least once includes a predetermined noise signal feature, and then a frequency control unit controls the frequency of the signal sent by a sending unit, so that there is as little interference of the noise as possible when the sending unit performs transmission. | 03-20-2014 |
| 20100302205 | TOUCH PANEL SYSTEM - A touch panel system includes a closeness detection section | 12-02-2010 |
| 20130215075 | DISPLAY DEVICE WITH INTEGRATED TOUCH SCREEN AND METHOD FOR DRIVING THE SAME - Discussed are a display device with an integrated touch screen and a method of operating the same. The display device according to an embodiment includes a display panel including a plurality of pixel electrodes; a touch screen including m number of electrodes which are formed to overlap with the plurality of pixel electrodes, wherein m is a multiple of n, and n is an integer equal to or greater than two, and wherein the m electrodes are divided into n number of electrode groups; a touch driver configured to generate a touch scan signal and to supply the generated touch scan signal to a display driver; and the display driver configured to apply a common voltage or the touch scan signal to one or more of the m electrodes depending on a driving mode of the display device. | 08-22-2013 |
| 20130215073 | TOUCH PANEL STRUCTURE - A touch panel structure includes a backlight module, a liquid crystal display (LCD) layer, a capacitive sensing layer, a bonding layer, and an electromagnetic sensing layer. The backlight module has at least one extended wall portion to enclose a receiving space therein. The LCD layer and the capacitive sensing layer are bonded together via the bonding layer, and are positioned in the receiving space. The electromagnetic sensing layer is attached to one side of the backlight module opposite to the LCD layer. With these arrangements, the touch panel structure provides more than one touch manner and is therefore more convenient for use. | 08-22-2013 |
| 20120242615 | DISPLAY DEVICE AND ELECTRONIC APPARATUS - A display device includes a pixel portion including a plurality of pixels; a display switching function portion that displays an image based on light emitted from the pixel portion, and is capable of switching a three-dimensional display and a two-dimensional display of the image; and a sensor portion that detects whether or not an object comes into contact with or approaches. | 09-27-2012 |
| 20100156844 | PORTABLE ELECTRONIC DEVICE AND METHOD OF CONTROL - A portable electronic device includes a touch-sensitive display and a piezoelectric actuator disposed and preloaded on a support and arranged to provide tactile feedback to the touch-sensitive display in response to an actuation signal. The touch-sensitive display may be biased toward the piezoelectric actuator to preload the piezoelectric actuator. | 06-24-2010 |
| 20100302202 | Touch sensor, display device, and electronic apparatus - A touch sensor includes a touch drive electrode, a touch detection electrode provided opposed to or side by side with the touch drive electrode and forming an electrostatic capacitance between the touch detection electrode and the touch drive electrode, and a touch detection circuit detecting a contact or proximity position of an object on the basis of a detection signal obtained from the touch detection electrode by applying a touch sensor drive signal to the touch drive electrode. The touch drive electrode is split into plural stripe-like electrode patterns. Applying the touch sensor drive signal to part of the electrode patterns forms a drive line at that time. The touch detection circuit performs a detection on the basis of a first detection signal obtained from a first drive line formed in a first period, and a second detection signal obtained from a second drive line formed in a second period. | 12-02-2010 |
| 20100302206 | TOUCH SENSING DISPLAY AND TOUCH PANEL THEREOF - A touch panel includes a transparent substrate and a touch sensor. The transparent substrate has a cavity formed on one surface of the transparent substrate, and the touch sensor is provided inside the cavity of the transparent substrate. | 12-02-2010 |
| 20100302200 | CAPACITIVE TOUCH PANEL HAVING A NON-PLANAR TOUCH SURFACE - An improved capacitive touch panel includes a trimplate defining a non-planar touch surface, a planar array of capacitive sensing elements mounted behind the trimplate, and a formable interface element of high relative static permittivity sandwiched between the sensing elements and the inboard face of the trimplate. The interface element is a compression molded silicone rubber element having a first major surface that is sculpted to match and uniformly contact the inboard face of the trimplate, and a second major surface that is planar and uniformly contacts the planar array of capacitive sensing elements. The interface element has a limited amount of compliance so that slight compression of the interface element between the trimplate and sensing elements eliminates any air gaps between the contacting surfaces. | 12-02-2010 |
| 20140247237 | Finger Expressions for Touch Screens - A system and method for haptic feedback includes: sensing touch input in at least one area of a touch surface; determining quantitative features of the touch input; determining temporal features of the touch input; and generating a command represented by the quantitative and temporal features of the touch input, said command producing at least one of: an alphanumeric character, a symbol, and an execution instruction. | 09-04-2014 |
| 20130044079 | 5-WIRE RESISTIVE TOUCH SCREEN PRESSURE MEASUREMENT CIRCUIT AND METHOD - A 5-wire touch screen system includes a touch screen ( | 02-21-2013 |
| 20130044080 | DUAL-VIEW DISPLAY DEVICE OPERATING METHOD - A dual-view display device operating method for operating a dual-view display device that delivers different images to viewers at different sides and has multiple sensors in multiple sides thereof by: sensing the approaching of an object by the sensors to produce a heading value corresponding to the direction of the object, and then coupling and computing all received sensing signals from the sensors to produce an operating parameter for running an air gesture application procedure. Thus, the dual-view display device allows different users to execute different operating procedures on respectively viewed different video displays, saving the installation cost and enhancing operational convenience. | 02-21-2013 |
| 20130044076 | TOUCH SENSING METHODS AND DEVICES THEREFORE - A sensing method for detecting a sensing array is provided. The sensing array comprises at least one sensing row. The sensing method comprises the steps of: obtaining a sensing curve according to a plurality of sensing data signals extracting from the sensing row; determining whether a curve feature of the sensing curve matches one of a plurality of predetermined curve features; and obtaining a touch condition of the sensing row according to the determination result related to the sensing row. A sensing device is further provided. The present invention can reduce the impact of interference noise on detection of a sensing array, and enhance accuracy of detecting a touch condition of the sensing array. | 02-21-2013 |
| 20120268423 | TOUCH SCREEN LIQUID CRYSTAL DISPLAY - Disclosed herein are liquid-crystal display (LCD) touch screens that integrate the touch sensing elements with the display circuitry. The integration may take a variety of forms. Touch sensing elements can be completely implemented within the LCD stackup but outside the not between the color filter plate and the array plate. Alternatively, some touch sensing elements can be between the color filter and array plates with other touch sensing elements not between the plates. In another alternative, all touch sensing elements can be between the color filter and array plates. The latter alternative can include both conventional and in-plane-switching (IPS) LCDs. In some forms, one or more display structures can also have a touch sensing function. Techniques for manufacturing and operating such displays, as well as various devices embodying such displays are also disclosed. | 10-25-2012 |
| 20120268421 | Protection Panel with Touch Input Function - A protection panel for detecting an X-Y coordinate as an operation position from a potential gradient based on a touch operation to a front substrate is provided. A rear substrate ( | 10-25-2012 |
| 20120268420 | WRITING TABLET INFORMATION RECORDING DEVICE - A writing/drawing tablet utilizing a data capture device such as a pressure sensitive display with data capture component that can capture data from the resulting image drawn on the device for storage. In general, Bistable Liquid Crystal Displays (BLCD), and in particular, Cholesteric Liquid Crystal Displays (ChLCDs), can be utilized in the tablet. The tablet can also be adapted to connect to external devices for displaying images being drawn on the tablet or that were previously stored. | 10-25-2012 |
| 20120268419 | TOUCH PANEL - A touch panel including upper and lower electrode substrates including upper and lower conductive layers, respectively; first and second electrodes respectively provided at bath ends of the upper conductive layer in a first direction for causing an electric potential distribution in the first direction; third and fourth electrodes respectively provided at both ends of the lower conductive layer in a second direction perpendicular to the first direction for causing an electric potential distribution in the second direction; a flexible substrate provided to be connected to the lower electrode substrate or the upper electrode substrate; a first resistor portion electrically connected to either of the first or second electrode and formed at the upper electrode substrate or the flexible substrate; and a second resistor portion connected to either of the third or fourth electrode and formed at the lower electrode substrate or the flexible substrate. | 10-25-2012 |
| 20120268418 | DISPLAY PANEL WITH TOUCH DETECTOR, TOUCH PANEL, AND ELECTRONIC UNIT - There are provided a display panel with a touch detector that allows the touch detection electrodes to be less visible, a touch panel, and an electronic unit having the display panel with a touch detector. The display panel with a touch detector includes: a display layer including a plurality of display elements arranged side by side; and an electrode layer alternately segmented into first regions and second regions along a first direction, the electrode layer including a plurality of first slits arranged side by side to extend in a second direction, and a plurality of second slits each allowing an adjacent pair of the plurality of first slits in the second regions to be in communication with one another. | 10-25-2012 |
| 20120268417 | Methods of Filtering Noise in Capacitive Touch Panel - The present invention relates to a method of filtering noise in capacitive touch panel. By performing the correlation scan more than one time on the same channel, comparing the results of the correlation scans, and determining background noise by empty scans, the noise in capacitive touch panel can be filtered. | 10-25-2012 |
| 20120268416 | CAPACITIVE SENSING WITH PROGRAMMABLE LOGIC FOR TOUCH SENSE ARRAYS - A touch sense controller configured to be coupled to a touch sense array is disclosed. The touch sense controller includes programmable logic that includes programmable logic elements configured to manage measurement of capacitance associated with the touch sense array. | 10-25-2012 |
| 20120268415 | METHOD AND APPARATUS TO IMPROVE NOISE IMMUNITY OF A TOUCH SENSE ARRAY - A method for improving noise immunity of capacitive sensing circuit associated with a touch sense array is disclosed. The capacitive sensing circuit receives a response signal from a touch sense array. The capacitive sensing circuit measures a noise component of the response signal. When a level of noise of the noise component within a passband of the capacitive sensing circuit is greater than a threshold, the capacitive sensing circuit changes at least one parameter of capacitive sensing circuit to move the passband substantially outside the frequency spectrum of the noise component. | 10-25-2012 |
| 20120268414 | METHOD AND APPARATUS FOR EXCHANGING DATA WITH A USER COMPUTER DEVICE - A communication system is provided that allows a user to exchange a stream of data with a user computer device via a capacitive touchscreen of the device. The communication system includes a user's data input device having a capacitive user interface and a user computer device having a capacitive touchscreen. When the capacitive user interface of the data input device and the capacitive touchscreen of the user computer device are in sufficient to proximity to each other, an inter-device capacitance is created over which exchanging a stream of data may be exchanged between the data input device and the user computer device. | 10-25-2012 |
| 20120268412 | ELECTRO-VIBROTACTILE DISPLAY - A system for generating a haptic effect with an electrostatic device, alone or in combination with actuators or other devices configured to generate a haptic effect. The system may generate the haptic effect to simulate a coefficient of friction or texture on the surface of a user interface, such as a display screen or touchpad. The simulated coefficient of friction may be adjusted to convey other properties on the user interface surface. The system may also include sensors that measure the simulated coefficient of friction and the impedance at the surface. | 10-25-2012 |
| 20120268411 | MULTI-MODAL CAPACITIVE TOUCHSCREEN INTERFACE - A method and apparatus for a multi-modal capacitive touchscreen interface. The multi-modal facet pertains to the mutability of the user's input modes and environments. The interface includes a display operable to display information on a device, and a touch sensitive layer disposed on the display, where the touch sensitive layer provided a plurality of capacitive nodes distributed on the display. A touch controller is coupled to the layer and is operable to detect a change of capacitance at a particular node, wherein if the touch controller detects a capacitance level at the particular node that is outside of a defined range, the touch controller automatically adjusts a sensitivity of the touch sensitive layer such that subsequent touches of the interface should fall within the defined range. | 10-25-2012 |
| 20130241878 | TOUCH SENSOR WITH A MATRIX NETWORK OF CONDUCTIVE TRACKS AND TOUCH-CONTROL SCREEN - A touch sensor including a tactile detection zone including a matrix array of conducting tracks constituting columns on a first insulating layer and rows on a second insulating layer, the first and second insulating layers being disposed opposite one another, and an array of conducting tracks configured to transfer electrical signals between the rows and columns of the matrix array and an interface connector for interfacing with a control system of the tactile sensor. The touch sensor further includes control circuits associated respectively with the rows and columns of the matrix array of conducting tracks, the array of conducting tracks extending between the control circuits and the interface connector. | 09-19-2013 |
| 20090322702 | TOUCH SENSING DISPLAY PANEL, TOUCH SENSING COLOR FILTER AND FABRICATING METHOD THEREOF - A touch sensing color filter including a substrate, a black matrix, a color filter layer and a second sensing electrode layer is provided. The black matrix is disposed on the substrate to define a plurality of sub-pixel areas. The black matrix includes a first sensing electrode layer, and the first sensing electrode layer has a plurality of openings corresponding to the sub-pixel areas. The color filter layer includes a plurality of color filter units disposed in the sub-pixel areas respectively. The second sensing electrode layer is disposed on the substrate, and the second sensing electrode layer includes a plurality of sub patterns corresponding to the sub-pixel areas. A method for fabricating the touch sensing color filter and a display panel using the same are further provided. | 12-31-2009 |
| 20150077395 | INFORMATION INPUT APPARATUS, INFORMATION INPUT METHOD, AND PROGRAM - An information input apparatus includes: a touch pad; a touch information detecting unit which detects touch information that is information resulting from an operator contacting the touch sensor with a finger; a touch operation start position detecting unit which detects, using the touch information, a touch operation start position that is a start position of a touch operation performed by the operator; a touch operation recognition condition storage unit which stores a plurality of touch operation recognition conditions each for recognizing one of types of touch operation, in association with each of touch operation start positions; and a touch recognizing unit, which recognizes the touch operation, using the touch operation recognition conditions stored in association with the touch operation start position detected by the touch operation start position detecting unit, to determine a type of the touch operation. | 03-19-2015 |
| 20150077391 | PROJECTOR ELECTRODES FOR EXTENDING SENSITIVITY RANGE OF PROXIMITY SENSOR - A system and method for extending a sensitivity range of a touch and proximity sensor that uses mutual capacitance sensing, the system and method providing projecting electrodes that generate an electric field in a three dimensional volume of space above a touch and proximity sensor to thereby enable the touch and proximity sensor to accurately detect the presence of one or more objects at a greater distance as compared to a touch and proximity sensor that does not have the projecting electrodes to generate a stronger electric field. | 03-19-2015 |
| 20150077389 | TOUCH RECOGNITION METHOD AND SYSTEM FOR A CAPACITIVE TOUCH APPARATUS - The present invention discloses a method and system for touch signal recognition adapted to be used in a capacitive touch panel or apparatus. In order to achieve an objection of enhancement of a touch signal for recognition and getting rid of noise impact simultaneously, the present invention discloses a touch recognition method that actually includes two different measurement cycles to acquire two different sample voltage values. Consequently, noise impact can be removed by calculation of a sample voltage value difference between two different sample voltage values, at the same time, and the sample voltage value difference can provide a double magnitude as disclosed in the prior art to enhance accuracy for recognizing a user touch input while preventing from influence of noise. | 03-19-2015 |
| 20150077387 | TOUCH INTEGRATED CIRCUIT AND TOUCH SCREEN DISPLAY DEVICE INCLUDING THE SAME - A touch screen display device includes a display panel, a touch screen panel disposed on the display panel, and configured to include a plurality of first electrodes, which are parallelly arranged in a first direction, and a plurality of second electrodes which are parallelly arranged in a second direction, a switching unit configured to apply a first touch scan pulse to the plurality of first electrodes during a first period, and apply a second touch scan pulse to the plurality of first and second electrodes during a second period, a first touch sensing unit configured to apply the first touch scan pulse to the switching unit, and a second touch sensing unit configured to apply the second touch scan pulse to the switching unit. | 03-19-2015 |
| 20150077386 | SCANNING METHOD WITH ADJUSTABLE SAMPLING FREQUENCY AND TOUCH DEVICE USING THE SAME - A scanning method with adjustable sampling frequency includes steps of pre-scanning a sensing unit of a touch device to acquire capacitance offsets of sensor traces of the sensor unit aligned in at least one of a first-axis direction and a second-axis direction, determining sampling frequencies according to the capacitance offsets of the respective driven sensor traces, and sampling the sensing unit with the determined sampling frequencies. As the capacitance offsets reflect RC load values corresponding to the sensor traces in the first-axis direction, the sampling frequencies can be adjusted according to the actual RC load values when the sensing unit is scanned to receive sensed signals, thereby effectively raising a report rate of touch events. | 03-19-2015 |
| 20150077384 | DISPLAY DEVICE INTEGRATED WITH TOUCH SCREEN PANEL - A display device integrated with a touch screen panel includes upper and lower substrates; the upper substrate comprising a major surface; a display area and a non-display area next to the display area when viewed in a viewing direction perpendicular to the major surface; and a sealing material formed between the upper and lower substrates and in the non-display area when viewed in the viewing direction. The display further includes a sensing cell structure formed over the upper substrate and in the display area; conductive lines formed over the upper substrate and in the non-display area, and connected to the sensing cell structure. The conductive lines overlap with the sealing material; and an optical layer is formed between two immediately neighboring conductive lines among the conductive lines. | 03-19-2015 |
| 20150077383 | MULTIPLE BRIDGES SINGLE SIDED TOUCH SENSOR - A touch sensor panel can include a plurality of drive lines crossing a plurality of sense lines, forming an array. The plurality of drives lines and the plurality of sense lines can be formed by interconnecting sections of at least one conductive material with a plurality of bridges. The geometry and size of one or more of the plurality of bridges and the arrangement of the sections can be altered to reduce the overall resistance of a section, improve optical uniformity, and/or increase conductance. Additionally, the sensitivity to and differentiation between touch, hover, or proximity can be enhanced based on the number of bridges and the number of hot spots. | 03-19-2015 |
| 20150077382 | Touch Circuit Architecture - A projected capacitive touch panel comprises a triangle waveform generator, a plurality of analog switches, a plurality of sample and hold circuits. In addition, it also comprises a single conductive layer and flexible printed connectors. The single conductive layer is made of many sensing lines with high resistance. A triangle waveform is generated by the triangle waveform generator. The triangle waveform is transmitted to the sensing lines via the plurality of analog switches. In a rising stage, the plurality of sample and hold circuits are in their hold state. In a declining stage, the sample and hold circuits are in their sample state. The sample and hold circuit collects voltage deviation depending on resistance deviation on a sensing line. And higher resistance deviation can induce higher deviation voltage in the sensing line. | 03-19-2015 |
| 20110080373 | Touch Panel and Display Device Using the Same - A touch panel includes a first substrate, a sensing electrode structure, a second substrate, a soft spacer layer and a shielding layer. The first substrate and the second substrate are parallel to each other, and the soft spacer layer is interposed between the first substrate and the second substrate for maintaining a gap between the first substrate and the second substrate. The sensing electrode structure is disposed on the first substrate for producing a first capacitance between the sensing electrode structure and an exterior object. The shielding layer is disposed on the second substrate, electrically connected to a ground side, and used for producing a second capacitance between the shielding layer and the sensing electrode structure when the exterior object is pressed and causes the gap to vary. The quantity of variation in the first and second capacitances is used for detecting a touch-control action of the exterior object. | 04-07-2011 |
| 20110242047 | Touch screen panel and display device having the same - A touch screen panel includes an upper substrate, first contact electrodes on the upper substrate, the first contact electrodes being connected to first detecting lines, a lower substrate, second contact electrodes on the lower substrate, the second contact electrodes being connected to second detecting lines, and a transparent piezoresistive layer between the first contact electrodes and the second contact electrodes, the transparent piezoresistive layer being configured to change resistance at a touch input position to detect touch pressure and touch coordinates. | 10-06-2011 |
| 20150331530 | DISPLAY DEVICE INTEGRATED WITH TOUCH SCREEN PANEL AND METHOD OF FABRICATING THE SAME - A fabrication method is described which reduces processes of fabricating display devices such as an in-cell type display device. The display device includes: a gate line over a substrate; a data line over the substrate; a thin-film-transistor (TFT) including a drain electrode and a source electrode, the TFT located at a pixel defined by an intersection between the gate line and the data line; a first electrode layer located to be spaced apart from one of the source electrode and the drain electrode of the TFT; and a second electrode and a connection pattern over the first electrode, both the second electrode and the connection pattern of a same material, the connection pattern connecting one of the source electrode or the drain electrode of the TFT to the first electrode. | 11-19-2015 |
| 20150331529 | TOUCH SENSOR-INTEGRATED DISPLAY DEVICE - A touch sensor-integrated display device is provided which does not suffer from a reduction in aperture ratio. The touch sensor-integrated display device includes first and second substrates, color filters that are defined by a black matrix in the active area of the second substrate and arranged in a first direction and a second direction crossing the first direction, touch electrodes that are arranged in the first and second directions so as to overlap the color filters, and a plurality of routing wires that are arranged on the black matrix and are respectively connected to the touch electrodes and extend to the bezel area. | 11-19-2015 |
| 20150331527 | DISPLAY UNIT WITH TOUCH DETECTION FUNCTION, AND ELECTRONIC DEVICE - A display unit with a touch detection function includes: a plurality of touch detection electrodes arranged side by side to extend in a direction, each of the touch detection electrodes being formed in a predetermined electrode pattern including electrode portion and opening portion and outputting a detection signal, based on a variation in capacitance due to an external proximity object; and a plurality of display elements formed in a layer different from a layer of the touch detection electrodes, a predetermined number of the display elements being arranged within a width dimension of a region corresponding to each of the touch detection electrodes. The predetermined electrode pattern corresponds to a layout pattern of the display elements. | 11-19-2015 |
| 20150331519 | INTERIOR REARVIEW MIRROR SYSTEM - An interior rearview mirror system suitable for use in a vehicle includes an interior rearview mirror assembly having a mirror casing and a transflective reflective element. The transflective reflective element has an electrochromic active region, and a plurality of user input elements is disposed outside of the electrochromic active region and below the electrochromic active region. Each of the individual user input elements is a touch or proximity sensor. A plurality of display elements is disposed behind the transflective reflective element at the electrochromic active region, and each display element is selectively activated by activation of a respective user input element. Each of the individual display elements and its associated respective one of the individual user input elements are located local to one another such that a cognitive relationship between actuation by a user of a respective user input element and activation of its associated display element is established. | 11-19-2015 |
| 20150331511 | METHOD AND APPARATUS FOR PROCESSING INPUT USING DISPLAY - A method for processing an input is provided. The method includes obtaining a user input through a display that is functionally connected to an electronic device, determining an angle corresponding to the user input by defining a first axis for the display as a reference axis, determining a second axis for the display as the reference axis based on at least the angle, and performing at least one event corresponding to the user input on at least one external device that is functionally connected to the electronic device, based on the second axis. | 11-19-2015 |
| 20160118008 | DISPLAY DEVICE, METHOD OF DRIVING DISPLAY DEVICE, AND ELECTRONIC APPARATUS - According to an aspect, a display device includes: a display region in which a plurality of pixels are arranged in a matrix; a plurality of signal lines that extend in a second direction in the display region; a vertical drive circuit that is coupled to first ends of the scanning lines and applies a vertical scanning pulse to the first ends to select each row of the pixels in the display region; a horizontal drive circuit that performs a display operation of supplying an image signal to each of the pixels in the row selected by the vertical drive circuit through the signal lines; and a plurality of switches that are coupled to second ends of the scanning lines respectively. Each of the switches supplies the same potential as that supplied to the first ends by the vertical drive circuit to the second end corresponding thereto in an idle period. | 04-28-2016 |
| 20100302199 | FERROMAGNETIC USER INTERFACES - Ferromagnetic user interfaces are described. In embodiments, user interface devices are described that can detect the location of movement on a user-touchable portion by sensing movement of a ferromagnetic material. In some embodiments sensors are arranged in a two dimensional array, and the user interface device can determine the location of the movement in a plane substantially parallel to the two-dimensional array and the acceleration of movement substantially perpendicular to the two-dimensional array. In other embodiments, user interface devices are described that can cause a raised surface region to be formed on a ferrofluid layer of a user-touchable portion, which is detectable by the touch of a user. Embodiments describe how the raised surface region can be moved on the ferrofluid layer. Embodiments also describe how the raised surface region can be caused to vibrate. | 12-02-2010 |
| 20150054783 | Touch Screen Stylus with Communication Interface - A touch screen stylus has an electrode in its tip that is driven with a signal that provides graphical information to a touch screen device. When a user touches the touch screen with the tip of the stylus this graphical information is detected by a capacitive touch screen controller as a varying capacitance associated with the location where the stylus touches the touch screen. The signal may be turned on when pressure is applied at the tip of the stylus. Varying pressure on the tip of the stylus, tilt angle of the style and/or rotation of the stylus by the user may convey graphical line characteristic information. Input buttons and/or an input wheel on the stylus may be used to input commands or modify graphics on the touch screen. Feedback information may be transmitted back to the stylus by varying the scan rate of the touch screen controller. | 02-26-2015 |
| 20140062944 | Capacitive In-Cell Touch Screen Panel And Display Device - A capacitive in-cell touch screen panel and a display apparatus are disclosed in present disclosure. At least one touch control inducting electrode is disposed on the color film substrate and at least one touch control driving electrode is disposed on the TFT array substrate. Each of the touch control driving electrodes overlaps with multiple sets of gate lines in the TFT array substrate, respectively, and each of the touch control driving electrodes comprises touch control driving sub-electrodes disposed along the row direction and a driving control unit is disposed at the connection of each of the touch control driving sub-electrodes and each set of gate lines. Since the driving control unit is able to release the display driving signal delivered by the gate line after it is loaded to the touch control driving sub-electrodes, which is equivalent to the situation where a driving pulse is loaded on the touch control driving sub-electrodes, so that the multiple sets of gate lines overlapping with the touch control driving electrodes input the touch control driving signal sequentially to the touch control driving electrodes through the driving control unit, and thus a plurality of driving pulses can be loaded on the touch control driving sub-electrodes, increasing the frequency of the touch control driving signal loaded on the touch control driving electrodes. | 03-06-2014 |
| 20140062941 | TOUCH SCREEN DISPLAY DEVICES - Touch screen display devices are disclosed. The touch screen display device may include a first substrate, a first sensor line extending in a first direction on the first substrate, an optical switching layer on the first sensor line, a second substrate on the optical switching layer, a second sensor line extending in a second direction crossing the first direction on the second substrate, an interlayer insulating layer on the second sensor line, and a third sensor line extending in the first direction on the interlayer insulating layer. At least one of the second and third sensor lines may sense a variation of a current or a capacitance from the first sensor line when a distance between the first sensor line and the second substrate is changed. | 03-06-2014 |
| 20100277434 | DISPLAY MODULE AND REACTION DEVICE - A display module includes a display panel and a reaction device. The reaction device includes a feedback unit array and a control unit. The feedback unit array has multiple feedback units to be arranged on the display panel in an array to divide the display area into multiple sub display areas, and each sub display area corresponds to one of the feedback units, respectively. When one of the sub display areas is touched, the control unit outputs a control signal to the feedback unit array, and the feedback unit corresponding to the touched sub display area generate a microcurrent. | 11-04-2010 |
| 20090322699 | MULTIPLE INPUT DETECTION FOR RESISTIVE TOUCH PANEL - A method performed by a device having a touch-sensitive panel includes detecting touch coordinates of a touch on the touch-sensitive panel and measuring a current though at least a portion of the touch-sensitive panel. The method further includes comparing the measured current with a threshold current and identifying the touch as a multiple touch based on the comparison of the measured current with a threshold current. The method may also include generating a command signal corresponding to the multiple touch. | 12-31-2009 |
| 20120038587 | TOUCH RESPONSIVE PRIVACY PARTITION - An aircraft passenger seat privacy partition including a screen selectively switchable between an opaque optical state and a substantially transparent optical state in response to a change in voltage applied to the screen, and a touch-responsive switch embedded in the screen for detecting a change in capacitance in the screen and applying the voltage change to the screen to selectively switch between the opaque and substantially transparent optical states. | 02-16-2012 |
| 20120038585 | LIQUID CRYSTAL DISPLAY DEVICE HAVING TOUCH SENSOR EMBEDDED THEREIN, METHOD FOR DRIVING THE SAME, AND METHOD FOR FABRICATING THE SAME - Disclosed is a liquid crystal display device having touch sensors embedded therein. The liquid crystal display device includes a liquid crystal layer interposed between upper and lower substrates, pixels, each of which includes pixel and common electrodes applying a horizontal electric field to the liquid crystal layer, a pixel thin film transistor to drive the pixel electrode, and a common thin film transistor to drive the common electrode, touch sensors, each of which forms a sensing capacitor between an object and the common electrode, sensor power lines, readout lines, and sensor gate lines. Each touch sensor includes the common electrode, a first sensor thin film transistor charging the common electrode with the sensing driving voltage in response to control of the previous sensor gate line, and a second sensor thin film transistor outputting the sensing signal to the readout line in response to control of the current sensor gate line. | 02-16-2012 |
| 20120038584 | TOUCH PANEL FOR DETERMINING REAL COORDINATES OF THE MULTIPLE TOUCH POINTS AND METHOD THEREOF - A touch panel for determining real coordinates of multiple touch points is provided. The touch panel for determining real coordinates of multiple touch points comprises a sensing path layer having a plurality of first paths and a plurality of second paths for detecting the raw coordinates of said multiple touch points, and an Eliminating Path Layer having a plurality of third paths for eliminating ghost coordinates of said multiple touch points from said raw coordinates to output said real coordinates of said multiple touch points. The method of determining real coordinates of multiple touch points on the touch panel is also provided. | 02-16-2012 |
| 20100309160 | CAPACITIVE SENSING ASSEMBLY OF TOUCH PANEL - A capacitive sensing assembly of a touch panel comprises a plurality of transparent X axis traces having a plurality of X axis sensing units; a plurality of transparent Y axis traces having a plurality of connected Y axis sensing units. The Y axis traces are alternatively arranged with the X axis traces so that the X axis sensing units and Y axis sensing units are arranged as a matrix at a working area of a touch panel. Gaps between the X axis traces and Y axis traces are arranged with dummy patterns. Furthermore, a capacitive sensing assembly of a touch panel is provided, which includes a lower substrate; an upper panel; a capacitive sensing layer installed connected the lower substrate and the upper panel. In a working area of a touch panel, the capacitive sensing layer having a plurality of sensing units which are arranged alternatively and gaps between the sensing units are filled with dummy patterns. | 12-09-2010 |
| 20100328249 | CAPACITIVE-INDUCTIVE TOUCH SCREEN - A touch screen uses a combination of capacitive sensing and inductive sensing applied to the same sensor pattern. A capacitive sensor uses the electric field formed by the columns and rows of the sensor matrix. An inductive sensor uses the magnetic field formed by current flowing in column and row lines to induce an inductive pen. Using the same sensor lines, the magnetic field created by the oscillating inductive pen is detected. Both methods require no moving elements in the sensor and it is possible to combine both method of detections in the same sensor pattern. Using switch matrices, the sensor lines are operated in an open loop fashion for the capacitive detection mode, and are operated in a closed loop fashion for the inductive detection mode. | 12-30-2010 |
| 20160041657 | SYSTEMS AND METHODS FOR TOUCH SENSORS ON POLYMER LENSES - This disclosure generally relates to a system comprising a touch sensor on polymer lens and methods for manufacturing such system. The system comprises at least one polymer lens and at least one touch sensor. The system further comprises at least one frame and a base coat. This disclosure also relates to an optoelectronic system comprising the touch sensor on polymer lens. | 02-11-2016 |
| 20160041666 | TOUCH SENSOR INTEGRATED TYPE DISPLAY DEVICE - A touch sensor integrated type display device includes gate and data lines, pixel electrodes, and touch electrodes arranged in a matrix with a row direction and a column direction. The touch electrodes include 1-1, 1-2, 2-1, and 2-2 touch electrodes respectively connected to 1-1, 1-2, 2-1, and 2-2 touch routing wires. The 1-1 touch routing wire connect 1-1 touch electrodes and is arranged in the row direction. The 2-1 touch routing wires are respectively connected to 2-1 touch electrodes and arranged in the column direction. The 1-2 touch routing wire connects 1-2 touch electrodes and is arranged parallel to the 1-1 touch routing wire. The 2-2 touch routing wire connects 2-2 touch electrodes and is arranged parallel to the 2-1 touch routing wire. | 02-11-2016 |
| 20160041665 | TOUCH SENSOR INTEGRATED TYPE DISPLAY DEVICE - A touch sensor integrated type display device includes a plurality of gate lines and a plurality of data lines which are arranged to cross over each other, a plurality of pixel electrodes respectively disposed in areas defined by the crossing of the plurality of gate lines and the plurality of data lines, a plurality of touch electrodes serving as common electrodes, each of which overlaps some of the plurality of pixel electrodes in an active area, and a routing wire which is arranged on at least one side of each of first and second data lines related to the some pixel electrodes corresponding to each touch electrode serving as the common electrode in parallel with the first and second data lines. The routing wire is connected to the touch electrode serving as the common electrode. | 02-11-2016 |
| 20160041681 | METHOD FOR DETECTING TOUCH PANEL POSITION, TOUCH PANEL CONTROLLER, TOUCH PANEL SYSTEM, AND ELECTRONIC DEVICE - In order to detect a position of a stylus pen on a touch panel, a position of a stylus pen ( | 02-11-2016 |
| 20110234534 | CAPACITANCE MEASUREMENT SYSTEM AND METHOD - A capacitance measurement system precharges first terminals ( | 09-29-2011 |
| 20110234527 | TOUCH SCREEN COUPLING HAVING TACTILE RESPONSE CAPABILITY - The presently described technology relates to an appliance control panel system having a control panel interface comprising at least one capacitive touch key, and a circuit board assembly comprising at least one input receiver pad. The control panel interface and the circuit board assembly are not in direct contact with each other. The input receiver pad can be comprised of a conductive material. Certain embodiments also provide a control panel having at least one conductive extender. The extender can be situated between the control panel interface and the circuit board assembly. The capacitive touch key is in electrical connection with the input receiver pad. An method for controlling an appliance with a control panel is also disclosed. | 09-29-2011 |
| 20130342509 | FLEXIBLE DISPLAY DEVICE AND DATA DISPLAYING METHOD THEREOF - A flexible display device and a data displaying method thereof are disclosed. The device includes a touch sensor to generate touch events according to touch actions, a flexible sensor to generate a bend signal as one side of the device is bent, a storage unit to store a function table, and a controller to control the components of the device. The function table is configured to define control operations to reproduce currently output contents based on the touch events and the bend events. | 12-26-2013 |
| 20100289770 | TOUCH PANEL AND TOUCH DISPLAY DEVICE - A touch panel includes a thin film transistor (TFT) substrate, a color filter (CF) substrate, at least a touch sensing electrode and at least a conductive bump. The CF substrate is disposed opposite to the TFT substrate. The touch sensing electrode is disposed on the CF substrate. The conductive bump is disposed between the TFT substrate and the CF substrate, and electrically connecting the touch sensing electrode and the TFT substrate. | 11-18-2010 |
| 20100289771 | Touch Panel and Touch Panel Display Device - According to one embodiment, a touch panel includes: a first base having a first resistive film; a second base having a second resistive film and a wiring electrode; and a conductive connecting member. The wiring electrode has a first electrode portion that is electrically connected to a first region of the first resistive film and a second electrode portion that is electrically connected to a second region different from the first region. The conductive connecting member has a first connecting member and a second connecting member, the first connecting member being positioned to surround the second resistive film in plan view and containing an adhesive component to electrically connect the first region and the first electrode portion, and a second connecting member being positioned between the first connecting member and the second resistive film in plan view and electrically connecting the second region and the second electrode portion. | 11-18-2010 |
| 20120280934 | Simulating Single and Multi-Touch Events for Testing A Touch Panel - An apparatus for testing a touch panel is disclosed. The apparatus includes a robot hand that is to be positioned over a touch panel under test. The robot hand moves toward and away from the touch panel. A first testing finger and a second testing finger are coupled to the robot hand. As the robot hand moves toward the touch panel, the first testing finger is to contact the touch panel to simulate a one finger touch, and the second testing finger is to subsequently contact the touch panel to simulate a two finger touch. Other embodiments are also described and claimed. | 11-08-2012 |
| 20120280933 | MANAGEMENT AND APPLICATION METHODS AND SYSTEMS FOR TOUCH-SENSITIVE DEVICES, AND COMPUTER PROGRAM PRODUCTS THEREOF - Management and application methods and systems for an electronic apparatus having touch-sensitive devices are provided. First, at least one sensing electrode of a touch-sensitive device is scanned. It is determined whether a sensed value corresponding to the sensing electrode is greater than a first threshold value and whether the sensed value corresponding to the sensing electrode is greater than a second threshold value, wherein the second threshold value is greater than the first threshold value. When the sensed value is greater than the first threshold value, and is not greater than the second threshold value, it is determined that a first event is detected by the touch-sensitive device, for example, an object is close to the touch-sensitive device. When the sensed value is greater than the second threshold value, it is determined that a second event is detected by the touch-sensitive device, for example, the touch-sensitive device is touched by the object. | 11-08-2012 |
| 20100271330 | TOUCH SCREEN ELEMENT - A capacitive two-dimensional (2D) touch panel has three sets of interleaved electrodes. A first set of electrodes is spaced apart along the y-direction and these are galvanically connected to each other by a resistive strip connected at either end to a connection line. A second set of electrodes is also arrayed along the y-direction and these are galvanically connected to each other via a notionally non-resistive first connection. A third set of electrodes is also arrayed along the y-direction and these are galvanically connected to each other via a notionally non-resistive second connection. The second and third sets of electrodes are interleaved without galvanic cross-conduction to provide a gradient along the x-direction to resolve touch position in the x-direction. The first set of electrodes resolves touch position along the y-direction. Passive or active capacitive sensing techniques may be used to acquire the position information from the 2D touch panel. | 10-28-2010 |
| 20100271325 | DIRECTION AND FORCE SENSING INPUT DEVICE - Systems, methods and devices for identifying characters for a display are generally described. An example system may include a processor, a memory coupled to the processor, and an input device coupled to the processor. The input device may include a plurality of input members, where one or more of the input members may have a plurality of characters associated therewith. The processor may be adapted to execute computer implemented instructions to identify an occurrence of a touch force being applied to an input member, determine a particular character from the plurality of characters that is associated with the applied touch force, and/or send the identified character to a display unit. The character may be determined based at least in part on the one or more properties of the applied touch force. | 10-28-2010 |
| 20120242613 | PROJECTED CAPACITIVE TOUCH PANEL - A projected capacitive touch panel has a substrate and at least two sensing units. The sensing units form an active region as an operating zone for users. Because the active region is divided into smaller ranges, the path in which electric signals are transported becomes shorter. The electric signals can be outputted to an outer processor effectively. Additionally, when the projected capacitive touch panel of this invention is mounted on a display, the influence of the electromagnetic interference from the display can be decrease. | 09-27-2012 |
| 20110248950 | SCANNING METHOD OF A TOUCH PANEL - A scanning method of a touch panel is provided. The touch panel has a horizontal channel group including a plurality of horizontal channels and a vertical channel group including a plurality of vertical channels. According to the scanning method, N channels may be scanned simultaneously, wherein the N channels are selected from the horizontal channel group or the vertical channel group, the N channels are not adjacent to each other, N is a positive integer, and N is less than a channel amount of the selected channel group. Thereby, the scanning speed and the sensing accuracy of the touch panel using the scanning method are enhanced. | 10-13-2011 |
| 20150331531 | INPUT DEVICE - An input device according to the technology disclosed herein is one which is disposed on a user side of a display device, and includes a pair of coordinate detection electrodes that are disposed to face each other via a dielectric element. One of the pair of the coordinate detection electrodes is disposed on flexible film bonded on a surface on the user side of the display device. Electrodes of the display device serve as the other of the pair of the coordinate detection electrodes. Flexible film includes an extension part which extends from a detection region where the one of the coordinate detection electrodes is disposed. The extension part includes wiring parts which electrically couple to the coordinate detection electrodes and electrically and mechanically couple to connection parts that are disposed on the display device. | 11-19-2015 |
| 20150331524 | TWO-DIMENSIONAL SENSOR ARRAYS - Sensors incorporating piezoresistive materials are described. One class of sensors includes piezoresistive material that is held or otherwise supported adjacent conductive traces on a substrate. Another class of sensors includes conductive traces formed directly on the piezoresistive material. Two-dimensional sensor arrays incorporating piezoresistive materials are also described. | 11-19-2015 |
| 20100328263 | RESISTIVE TOUCH PANEL AND METHOD FOR DETECTING TOUCH POINT TYPE - The invention discloses a method for detecting touch point type in a resistive touch panel. The method includes the steps of: connecting the first electrode to a voltage source and connecting the fourth electrode to the ground end when it is determined that a touch point is generated on the first detecting area, thereby making the second electrode generate a first voltage and the third electrode generate a second voltage; determining that the touch point is the first-type touch point when the difference between the first voltage and the second voltage is larger than a threshold value; and determining that the touch point is the second-type touch point when the difference between the first voltage and the second voltage is smaller than a first threshold value. | 12-30-2010 |
| 20110102365 | FLAT PANEL DISPLAY WITH BUILT-IN TOUCH SCREEN AND A METHOD OF DRIVING THE SAME - A flat panel display (FPD) with a photo sensor type built-in touch screen capable of performing a scan operation. The FPD with the built-in touch screen includes a plurality of unit pixels disposed in a display region of the FPD and arranged in pixel groups and photo sensors adjacent to the unit pixels of the respective pixel groups. In a scan operation mode, the plurality of unit pixels in each of the pixel groups sequentially emit light to perform a scan operation using the light emitted from the unit pixels and reflected by a scan object to be scanned to be incident on the photo sensors. | 05-05-2011 |
| 20130335376 | VOLTAGE DIFFERENCE-BASED CAPACITIVE TOUCH DETECTION DEVICE, CAPACITIVE TOUCH DETECTION METHOD AND CAPACITIVE TOUCH SCREEN PANEL, AND DISPLAY DEVICE WITH BUILT-IN CAPACITIVE TOUCH SCREEN PANEL - Provided is a new capacitive touch detection device, detection method, and touch screen panel for detecting a touch signal by detecting a voltage difference of a sensor pattern from a driving voltage applied by an auxiliary capacitor, and to a display device having a built-in capacitive touch screen. A capacitive touch detection device includes: a sensor pattern ( | 12-19-2013 |
| 20110074732 | METHODS AND SYSTEMS FOR DETECTING A POSITION-BASED ATTRIBUTE OF AN OBJECT USING DIGITAL CODES - Methods, systems and devices are described for detecting a position-based attribute of a finger, stylus or other object with a touchpad or other sensor having a touch-sensitive region that includes a plurality of electrodes. Modulation signals for one or more electrodes are produced as a function of any number of distinct digital codes. The modulation signals are applied to an associated at least one of the plurality of electrodes to obtain a resultant signal that is electrically affected by the position of the object. The resultant signal is demodulated using the plurality of distinct digital codes to discriminate electrical effects produced by the object. The position-based attribute of the object is then determined with respect to the plurality of electrodes from the electrical effects. | 03-31-2011 |
| 20130342495 | Tape-Based Grounding Structures - An electronic device housing may have conductive walls and planar metal internal housing structures. A display in the electronic device may have a touch sensor layer such as an array of capacitive touch sensor electrodes. The display may have display layers in a plastic chassis structure and a metal chassis structure. A display layer may have a conductive surface. Conductive tape may be used to couple the touch sensor to the metal chassis structure and a metal radio-frequency shielding structure. Conductive tape may also be used to short the conductive surface of the display layer to the internal metal housing structure. Segments of conductive tape may run along each of the four edges of a display and may overlap at display corners. Conductive foam structures may be used to short the segments to adjacent portions of the conductive housing walls. | 12-26-2013 |
| 20130328824 | DYNAMIC VOLTAGE GENERATION FOR TOUCH-ENABLED DISPLAYS - The disclosed embodiments relate to a system that provides power for a touch-enabled display, wherein the touch-enabled display cycles between a display mode and a touch mode. During the display mode, the system drives a display-mode voltage to the touch-enabled display through a power output, wherein the power output is coupled through a display-mode capacitor C | 12-12-2013 |
| 20100225612 | DISPLAY APPARATUS - A display apparatus includes: a first and second substrates disposed in an opposing relationship to each other; a plurality of pixel electrodes disposed adjacent the first substrate; a displaying function layer exhibits an image displaying function based on an image signal supplied to the pixel electrodes; a driving electrode disposed in an opposing relationship to the pixel electrodes adjacent one of the two faces; a plurality of detection electrodes disposed on a face of the second substrate on the opposite side to the driving electrode and separated from each other in one direction so as to cooperate with the driving electrode to form capacitance therebetween; and an electrode neighboring layer disposed in contact with the second substrate and the detection electrodes and covering the detection electrodes; the electrode neighboring layer having a refractive index within a range from that of the second substrate to that of the detection electrodes. | 09-09-2010 |
| 20100225611 | ELECTROWETTING DISPLAY DEVICES - Electrowetting display devices are provided. The electrowetting display includes a first substrate and an opposing second substrate with a polar fluid layer and a non-polar fluid layer interposed between the first and second substrates. A first electrode is disposed on the first substrate. A second electrode is disposed on the second substrate. A hydrophilic bank structure is disposed on the first substrate, and a reflective layer is disposed on the second substrate, wherein the first substrate of the electrowetting display serves as a display face. | 09-09-2010 |
| 20150331526 | TOUCH PANEL AND DISPLAY APPARATUS - A touch panel includes a transparent dielectric layer having a front surface and a reverse surface opposite to the front surface, first electrode wirings formed on the front surface at an interval in a first direction, and second electrode wirings formed on the reverse surface at an interval in a second direction. When viewed from the front surface of the transparent dielectric layer, each of the first electrode wirings crosses each of the second electrode wirings. At least one of the first electrode wirings includes a bending line having bending sections. At least a portion of the bending sections is positioned to face the interval of the second electrode wirings. | 11-19-2015 |
| 20110102361 | TOUCHSCREEN ELECTRODE CONFIGURATION - A touchscreen includes touchscreen electrode elements distributed across an active area of a substrate, and the touchscreen overlays a display. The touchscreen electrode elements are configured to avoid creating moiré patterns between the display and the touchscreen, such as angled, wavy, zig-zag, or randomized lines. In a further example, the electrodes form a mesh pattern configured to avoid moiré patterns. | 05-05-2011 |
| 20140002409 | METHODS AND APPARATUS TO DETERMINE POSITION OF AN INPUT OBJECT | 01-02-2014 |
| 20130342500 | Touch-sensing Display panel module and related driving method - An embedded sensor of a touch panel includes at least a readout unit and a reset unit. The total readout length or the total reset length during each sensing period may be larger than the pixel refresh period by introducing other readout units, introducing other reset units, or increasing the enabling period of the gate driving signals, thereby enhancing the sensibility of the touch panel. | 12-26-2013 |
| 20130342496 | SENSING CIRCUIT OF A TOUCH PANEL AND OPERATION METHOD OF A SENSING CIRCUIT OF A TOUCH PANEL - A sensing circuit includes a capacitor array, a comparator, and a processing unit. The comparator compares a detection voltage of each sensing unit with a common voltage of the touch panel to generate a corresponding comparison result. The processing unit generates a corresponding adjustment signal according to the corresponding comparison result. The capacitor array executes a corresponding operation on a present exponent n to generate a corresponding compensation capacitor according to the corresponding adjustment signal, and the capacitor array generates a present compensation capacitor according to a previous compensation capacitor generated by the capacitor array and the corresponding compensation capacitor. Thus, the present invention not only can quickly make a compensation capacitor generated by the capacitor array converge toward capacitor variation generated by the sensing unit, but can also reduce a delay problem of compensating capacitor caused by environmental noise interference. | 12-26-2013 |
| 20110248957 | MOBILE DEVICE HAVING TOUCH SCREEN PANEL AND METHOD FOR MANAGING THE SAME - A mobile device includes a touch screen panel having first and second terminals. When a touch is inputted, the touch screen panel creates a resistance between the first and second terminals. The mobile device further includes first and second switches and an output unit. The first switch is connected at one end thereof to the first terminal and connected at the other end thereof to a power supply and a processor. The second switch is connected at one end thereof to the second terminal and grounded at the other end thereof. In a sleep mode, the processor closes the first and second switches, measures a voltage at a connection point with the first switch, and determines whether the measured voltage is varied. If the measure voltage is varied and its duration is greater than a critical time, the processor controls the output unit to output a vibration or sound. | 10-13-2011 |
| 20110248948 | TOUCH-SENSITIVE DEVICE AND METHOD OF CONTROL - A method includes identifying a value of at least one parameter of a portable electronic device. A touch threshold is modified based on the value of the at least one parameter, yielding a modified touch threshold. A touch is detected on a touch-sensitive device and a first function is performed when the touch meets the modified touch threshold. | 10-13-2011 |
| 20130127782 | Surface-Integrated Keypad with Capacitive Analysis - In accordance with 37 C.F.R. §§1.72(b) and 1.121(b), please amend the abstract as follows: | 05-23-2013 |
| 20100309164 | MICRO-ELECTRODE MATRIX AND A TOUCH PANEL WITH A MICRO-ELECTRODE MATRIX - The disclosure is related to a touch panel with a micro-electrode matrix. It is formed by a plurality of x-axis scanning line, a plurality of y-axis scanning line and a micro-electrode matrix defined by each of the scanning lines, wherein the micro-electrode matrix is formed by the plurality of micro-electrode series in x-axis connected to the scanning line in x-axis and the plurality of micro-electrode series in y-axis connected to the scanning line in y-axis. Each of the micro-electrode chains is composed by the plurality of micro-electrode and series resistances. | 12-09-2010 |
| 20100309163 | TOUCH PANEL WITH THE MATRIX-TYPE PARALLEL ELECTRODE SERIES - The disclosure is related to a touch panel with the matrix-type parallel electrode series. It adopts the symmetrical parallel electrode series to form the M pairs of parallel electrode in x-axis and N pairs of pairs of parallel electrode in y-axis. Each of the parallel electrode series is formed by a parallel electrode, resistance, corner electrodes, and chain of series electrode. Therefore, the internal contact area of the conductive layer can be divided into MxN blocks. Using the voltage supply to the parallel electrode, the detection of different blocks on the conductive layer can be formed and further meet the purpose of detection of multiple touch points. | 12-09-2010 |
| 20100309162 | TOUCH PANEL, DISPLAY PANEL, AND DISPLAY UNIT - A touch panel, a display panel, and a display unit achieving prevention of erroneous detection caused by external noise, are provided. The touch panel includes: a plurality of detection scan electrodes extending in a first direction; and a plurality of detection electrodes facing the plurality of detection scan electrodes and extending in a second direction which intersects the first direction. A ratio of fringe capacitance to total capacitance between one or more selected detection scan electrodes and a first detection electrode is different from a ratio of fringe capacitance to total capacitance between the one or more selected detection scan electrodes and a second detection electrode. The one or more selected detection scan electrodes are selected, in a desired unit, from the plurality of detection scan electrodes, to be supplied with a selection pulse, and each of the first and the second detection electrodes is selected from the plurality of detection electrodes. | 12-09-2010 |
| 20100309161 | IMAGE DISPLAY SYSTEM AND METHOD FOR CONTROLLING A TOUCH PANEL THEREOF - The present invention provides an image display system including a display device. The display device further includes a capacitive touch panel and a power supply. In operation, the display device has a common electrode. The touch panel includes a sensing capacitor module and a sampling capacitor. The sensing capacitor module is connected to the common electrode, and has a variable capacitance. The sampling capacitor is selectively electrically connected to the sensing capacitor and the common electrode. | 12-09-2010 |
| 20130076688 | MOBILE TERMINAL APPARATUS - A terminal apparatus that includes a touch panel; a proximity detection unit configured to detect an approach and contact of an external object to the touch panel based on a changed in capacitance value and to detect a location on a surface of the touch panel where the capacitance value changed; and an operation control unit configured to control the proximity detection unit to stop the detection of a location contacted by the external object on the touch panel surface when the approach of the external object is detected by the proximity detection unit. | 03-28-2013 |
| 20110069034 | POSITION DETECTION APPARATUS, SENSOR, AND POSITION DETECTION METHOD - A position detection apparatus including: a sensor including a plurality of first conductors juxtaposed in parallel to each other in a first direction, a plurality of second conductors juxtaposed in parallel to each other in a second direction, and a plurality of third conductors juxtaposed in parallel to each other in a third direction. The first to third conductors are disposed such that a plane defined by the first conductors, another plane defined by the second conductors, and a further plane defined by the third conductors are placed in a superposed relationship with each other. The apparatus further includes a signal processing circuit configured to supply a signal to the sensor and detect a pointed position by a pointer on the sensor based on a signal obtained from the sensor in response to the signal supplied thereto; the signal processing circuit identifying a position actually pointed to by the pointer. | 03-24-2011 |
| 20130342506 | Capacitive Touch Sensor Having Correlation with a Receiver - Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for digital signal processing (DSP) techniques for generally improving a signal-to-noise ratio (SNR) of capacitive touch sensors. | 12-26-2013 |
| 20130342493 | Touch Detection on a Compound Curve Surface - Described is detecting touch on a compound curve surface that displays content for touch-based interaction. Touch may be detected by processing an infrared image to detect a shadow corresponding to the touch, and/or by detecting infrared reflection corresponding to the touch. Also described is providing a curved surface with capacitive sensing. Also described is the use of frustrated total internal reflection to detect touch. | 12-26-2013 |
| 20150331497 | FAST FINGERTIP DETECTION FOR INITIALIZING A VISION-BASED HAND TRACKER - Systems and methods for initializing real-time, vision-based hand tracking systems are described. The systems and methods for initializing the vision-based hand tracking systems image a body and receive gesture data that is absolute three-space data of an instantaneous state of the body at a point in time and space, and at least one of determine an orientation of the body using an appendage of the body and track the body using at least one of the orientation and the gesture data. | 11-19-2015 |
| 20150331520 | TOUCH CELL STRUCTURE OF A TOUCH PANEL AND THE TOUCH PANEL USING THE SAME - Provided is a touch cell structure for a touch panel in which a touch cell is configured into a new pad to gate mode in order to solve a problem of a conventional capacitive-type touch input device. The touch cell structure includes: a conductive pad that forms an electrostatic capacitance with respect to a touch unit when a finger of a human body or the touch unit having an electrical characteristic similar to the finger approaches the conductive pad within a predetermined distance; and a three-terminal type switching device whose gate terminal is connected with the conductive pad and whose output signal is changed in correspondence to a change in electric potential of the gate terminal of the three-terminal type switching device by the electrostatic capacitance between the touch unit and the conductive pad. Since the potential of the gate terminal of the switching device is determined by an electrostatic capacitance formed in the conductive pad, a difference of the output signal output from the switching device becomes large depending on whether a touch input occurs or not. | 11-19-2015 |
| 20150331541 | METHOD AND APPARATUS FOR DETERMINING MISTAKEN APPROACHING OR TOUCHING EVENT - The present application provides a method for determining mistaken approaching/touching event, comprising: gathering one or more touch sensitive signal value corresponding to a line piece; calculating a sum of differences of each signal value and a baseline value; and if the sum is less than or equals to zero, determining the line piece is corresponding to a mistaken approaching/touching event. | 11-19-2015 |
| 20150331538 | TOUCH PANEL AND DISPLAY APPARATUS - A touch panel including a transparent dielectric layer having a front surface and a reverse surface opposite to the front surface, first electrodes each extended in a first direction of a pixel matrix and formed on the front surface of the transparent dielectric layer such that the first electrodes are arranged in a second direction of the pixel matrix which crosses with the first direction, and second electrodes each extended in the second direction and formed on the reverse surface of the transparent dielectric layer such that the second electrodes are arranged in the first direction. Each of the first electrodes includes first main electrode wirings and first sub electrode wirings. Each of the second electrode includes second main electrode wirings and second sub electrode wirings. The first main electrode wirings cross the second main electrode wirings when viewed from the front surface of the dielectric layer. | 11-19-2015 |
| 20150331533 | FLEXIBLE SENSORS AND APPLICATIONS - Sensors incorporating piezoresistive materials are described. One class of includes conductive traces formed directly on or otherwise integrated with the piezoresistive material. | 11-19-2015 |
| 20150331523 | TWO-DIMENSIONAL SENSOR ARRAYS - Two-dimensional sensor arrays incorporating piezoresistive materials are described. | 11-19-2015 |
| 20150331522 | PIEZORESISTIVE SENSORS AND APPLICATIONS - Sensors incorporating piezoresistive materials are described. One class of sensors includes piezoresistive material that is held or otherwise supported adjacent conductive traces on a substrate. Another class of sensors includes conductive traces formed directly on the piezoresistive material | 11-19-2015 |
| 20150331521 | CAPACITIVE TOUCH DETECTING DEVICE AND METHOD USING LEVEL SHIFT, AND DISPLAY DEVICE USING THE SAME - Provided is a touch detecting device that detects occurrence of a level shift phenomenon of a voltage variation to thus acquire a touch signal, when a touch capacitance due to a touch input is added to a common electrode capacitance formed between a common electrode and a sensor pattern. Accordingly, the touch signal may be stably obtained in spite of external noise, and an influence due to a parasitic capacitance may be minimized. | 11-19-2015 |
| 20150331518 | DISPLAY DEVICE WITH TOUCH DETECTION FUNCTION AND ELECTRONIC APPARATUS - According to an aspect, a display device with a touch detection function includes a display area; a pixel electrode; a plurality of scan lines; a plurality of data lines; an auxiliary wiring that is a wiring of a metal material having an electrical resistance lower than that of a material of the drive electrodes, is arranged so as to extend in the row direction for each row of the pixels, and is electrically coupled to the drive electrode; a control device that performs image display control and touch detection control; a touch detection electrode that faces the drive electrodes and forms a capacitance with the drive electrodes; and a touch detection unit that detects a position of a proximity object based on a detection signal sent from the touch detection electrode. | 11-19-2015 |
| 20100277432 | Multi-touch controlled apparatus and method thereof - The present invention discloses a multi-touch controlled apparatus and the method thereof. The method of multi-touch control includes the steps of: touching a resistive touch display interface to generate a first position signal and a pressure signal; determining whether or not the pressure signal is greater than a predetermined pressure threshold; recording a first position signal and a second position signal if the pressure signal is greater than the predetermined pressure threshold; determining whether or not a moving direction from the first position signal towards the second position signal is the predetermined moving direction; and issuing an instruction to execute a predetermined action, if the moving direction from the first position signal towards the second position signal is the predetermined moving direction. | 11-04-2010 |
| 20130187887 | DISPLAY PANEL, DRIVER CIRCUIT, DRIVING METHOD, AND ELECTRONIC APPARATUS - A display panel includes: display elements; a plurality of drive electrodes; one or more touch detecting electrodes that form a capacitor along with the corresponding drive electrode; a main driver unit that generates a basic drive signal including a pulse part supplied to the drive electrodes; and a first auxiliary driver unit that includes a capacitive element and that exchanges electric charges between the capacitive element and the drive electrodes in synchronization with the pulse part. | 07-25-2013 |
| 20130293512 | MUTUAL CAPACITIVE TOUCH PANEL - Disclosed herein is a mutual capacitive touch panel, including: a first transparent substrate; a first bar-shaped transparent electrode formed on the first transparent substrate and divided in a length direction; first wiring whose one set of ends are connected to the first bar-shaped transparent electrode and whose the other set of ends are arranged on one side of the first transparent substrate; a second transparent substrate; a second bar-shaped transparent electrode formed on the second transparent substrate and divided in a length direction; second wiring whose one set of ends are connected to the second bar-shaped to transparent electrode and whose the other set of ends are arranged on one side of the second transparent substrate; and an adhesive layer disposed between the first bar-shaped transparent electrode and the second bar-shaped transparent electrode such that the first bar-shaped transparent electrode and the second bar-shaped transparent electrode face each other. The mutual capacitive touch panel is advantageous in that, since transparent electrodes are divided, low resistance can be realized even when the transparent electrodes are made of a conductive polymer, thus keeping up with the trend of manufacturing large touch panels. | 11-07-2013 |
| 20100295818 | CAPACITIVE TOUCH PANEL - A capacitive touch panel includes: a substrate having upper and lower surfaces and vias; a first patterned layer formed on the upper surface of the substrate and including first electrode units, each of the first electrode units being connected to a respective one of the vias and including interconnected first electrode pads that are aligned in a first direction; a first insulating layer disposed above and covering the first patterned layer; and a second patterned layer disposed above and formed on the first insulating layer and including second electrode units. Each of the second electrode units is connected to a respective one of the vias and includes interconnected second electrode pads that are aligned in a second direction transverse to the first direction. | 11-25-2010 |
| 20100295816 | Device and method for detecting touch screen - Techniques for detecting multiple touch points for touch screen are disclosed. A touch screen includes a first conductive layer and a second conductive layer, each conductive layer having a positive terminal and a negative terminal, an operation of detecting multiple points on a touch screen includes: coupling the positive terminal of the second conductive layer to a positive reference voltage, coupling the negative terminal of the second conductive layer to a negative reference voltage, sampling the positive terminal of the first conductive layer to obtain a series of first voltage samples V | 11-25-2010 |
| 20100295813 | SYSTEM AND METHOD FOR A PROJECTED CAPACITIVE TOUCHSCREEN HAVING GROUPED ELECTRODES - A projected capacitive touchscreen system has triangular-shaped electrodes coupled to a substrate. Adjacent ones of the electrodes alternate between first and second orientations to form an interleaved arrangement. The electrodes having the first orientation are electrically connected into greater than two groups that each have at least two semi-adjacent electrodes and the electrodes having the second orientation are electrically connected into at least one group that has at least two semi-adjacent electrodes. A controller detects signal levels associated with at least one touch on the substrate from the greater than two groups and the at least one group. The signal levels are used to determine both X and Y coordinate positions of the at least one touch. | 11-25-2010 |
| 20100302203 | INFORMATION INPUT DEVICE, INFORMATION INPUT METHOD, INFORMATION INPUT-OUTPUT DEVICE, STORAGE MEDIUM, AND ELECTRONIC UNIT - An information input device includes an input panel and one or more circuits. The one or more circuits are configured to determine first, second and third representations of possible proximity of an object to an input panel from first, second and third input frames, respectively. The second input frame is generated after the first input frame, and the third input frame is generated after the second input frame. The one or more circuits are configured to determine whether proximity of the object to the input panel is detected for the second input frame, based on the third representation, if the first and second representations are not similar. | 12-02-2010 |
| 20110248954 | TOUCH PANEL DEVICE AND METHOD FOR MANUFACTURING THE SAME, AND DISPLAY DEVICE - A touch panel device includes a plurality of touch position detection electrodes provided in a touch area, and a detection circuit configured to detect a touch position or positions based on a capacitance or capacitances formed between the touch position detection electrodes and a touching object. The touch position detection electrodes include a first electrode and second electrodes formed along a curved substrate surface. The first electrode has a center portion provided at a center of the touch area, and a plurality of tip portions radially extending from the center portion to reach a periphery of the touch area. The second electrodes are located in a region including the periphery of the touch area, and one of the second electrodes is located between each adjacent pair of the tip portions. | 10-13-2011 |
| 20110248947 | Apparatuses, Methods, and Systems for an Electronic Device with a Detachable User Input Attachment - An electronic device ( | 10-13-2011 |
| 20140118294 | DISPLAY PROCESSOR AND DISPLAY PROCESSING METHOD - According to one embodiment, a display processor includes: a receiver configured to receive from a mobile terminal an acceleration detection signal indicating acceleration generated in the mobile terminal; a display including a display area; a detector configured to detect a touch on the display area of the display; and a controller configured to perform processing corresponding to the display area when a difference between a time when the detector detects the touch and a time when the receiver receives the acceleration detection signal is within a predetermined threshold. | 05-01-2014 |
| 20110043482 | ANISOTROPIC TOUCH SCREEN ELEMENT - A touch sensitive position sensor for detecting the position of an object in two dimensions is described. The position sensor has first and second resistive bus-bars spaced apart with an anisotropic conductive area between them. Electric currents induced in the anisotropic conductive area by touch or proximity flow preferentially towards the bus-bars to be sensed by detection circuitry. Because induced currents, for example those induced by drive circuitry, flow preferentially along one direction, pin-cushion distortions in position estimates are largely constrained to this single direction. Such one-dimensional distortions can be corrected for very simply by applying scalar correction factors, thereby avoiding the need for complicated vector correction. | 02-24-2011 |
| 20110043483 | DISPLAY, TOUCH PANEL AND ELECTRONIC DEVICE - A display with a touch panel allowed to achieve high response performance while reducing power consumption is obtained. The display includes a plurality of display elements performing display based on picture signals supplied to a plurality of picture signal lines, respectively, a plurality of sensor elements outputting touch signals indicating detection of an external proximity object to a plurality of sensor signal lines (SGL), respectively, a detection section (a comparator | 02-24-2011 |
| 20110043480 | MULTIPLE INPUT ANALOG RESISTIVE TOUCH PANEL AND METHOD OF MAKING SAME - A user input system comprises a top structure defining a touch surface. The top structure is disposed above and separated from a bottom structure by an air gap. Conductive resistive material is provided on facing surfaces of the upper and lower structures. The conductive resistive material on at least one of the upper and lower structures is configured to define at least a pair of electrically isolated resistive sheets. The top and bottom structures are moveable relative to one another in response to one or more contacts on the touch surface to bring the conductive resistive material on the top and bottom structures into contact adjacent each contact location. | 02-24-2011 |
| 20110043478 | PROXIMITY DETECTION DEVICE AND PROXIMITY DETECTION METHOD - In a proximity detection device and a proximity detection method of detecting an approach and a position of an object of a human finger or the like by changes in electrostatic capacitances of respective intersections of plural electrodes arranged in correspondence with two-dimensional coordinates, high-speed detection in a high dynamic range can be performed by low-voltage driving. Alternating voltages having different patterns are simultaneously applied to plural transmitting electrodes, the detected currents are inversely converted by linear computation, and values in response to the electrostatic capacitances of the intersections of the respective electrodes are detected. | 02-24-2011 |
| 20110043477 | Touch feedback panel, and touch screen device and electronic device inluding the same - A touch feedback panel includes a transparent electrode detecting a signal and a plurality of piezoelectric actuators disposed over the transparent electrode and partitioned into cells to generate a vibration only in a region where a signal is sensed. | 02-24-2011 |
| 20160004348 | METHOD AND DEVICE FOR NAVIGATING IN A DISPLAY SCREEN AND APPARATUS COMPRISING SUCH NAVIGATION - A method is provided for navigating in a display screen by way of a control surface including a step of measuring:—a data item, termed position, relating to a position targeted, on the control surface, by a remote control object positioned opposite the control surface, and—a data item, termed vertical distance, relating to the distance between the at least one remote control object and the control surface; and a drive step, carrying out, as a function of the vertical distance measured:—a displacement, and/or—an adjustment of a parameter relating to a displacement; of at least one part of a zone and/or of a symbol displayed on the display screen and chosen as a function of the target position. | 01-07-2016 |
| 20160004343 | Single Layer Sensor Pattern - An embodiment of a capacitive sensor array may comprise a first set of sensor electrodes each comprising one or more large subelements and a second set of sensor electrodes each comprising one or more small subelements. In one embodiment, each of the small subelements may be smaller than any of the large subelements, and the first set of sensor electrodes and the second set of sensor electrodes are formed from a single layer of conductive material. In one embodiment, the surface area of the capacitive sensor array may be divisible into a grid of N×M unit cells, wherein each of the N×M unit cells contains one of the large subelements and k of the small subelements, where k is greater than or equal to 2. | 01-07-2016 |
| 20120268413 | IN-SITU DETECTION OF TOUCHSCREEN PANEL SHORTS - A test system for testing a capacitive-sense touchscreen is disclosed. Specifically, the test system may be incorporated within a controller that is also used to control operations of the touchscreen. The controller may include an Integrated Circuit and the test system may correspond to a test capacitor embedded into the Integrated Circuit. | 10-25-2012 |
| 20130300712 | COORDINATES INDICATION DEVICE AND COORDINATES MEASUREMENT DEVICE FOR MEASURING INPUT POSITION OF THE COORDINATES INDICATION DEVICE - A coordinates measurement system for measuring positions of a finger and a coordinates indication device other than the finger is provided, which determines the touched position of an object such as a stylus pen, while using a single touch screen. | 11-14-2013 |
| 20130300709 | INFORMATION PROCESSING DEVICE AND INPUT DEVICE - An information processing device includes an input device including a plurality of touch pads configured to each detect a touch to a detection surface so as to output an operation signal independently of each other, and a control part configured to output a first control signal based on an operation signal if the operation signal is inputted through one of the plurality of touch pads, and to output a second control signal that is different from the first control signal based on the combination of a plurality of operation signals if the plurality of operation signals are inputted through the plurality of touch pads. | 11-14-2013 |
| 20110254805 | TOUCH PANEL DEVICE - In a touch panel device comprising a panel main body ( | 10-20-2011 |
| 20140340347 | TOUCH SCANNING AND WIRELESS SCANNING IN A PORTABLE COMPUTING DEVICE - In an example implementation, a portable computing device may alternate between scanning for tactile input, such as a user's finger on a trackpad, and scanning for wireless input, such as a near field communication (NFC) signal. If tactile input is received, the portable computing device may stop scanning for wireless input while the portable computing device continues to receive the tactile input. When the portable computing device stops receiving the tactile input, the portable computing device may return to alternating between scanning for tactile input and scanning for wireless input. If wireless input is received, the portable computing device may stop scanning for tactile input while wirelessly communicating with the device from which the wireless input was received. When the portable computing device is finished wirelessly communicating with the device, the portable computing device may return to alternating between scanning for tactile input and scanning for wireless input. | 11-20-2014 |
| 20150035798 | Organic Light-Emitting Diode Pixel Circuit, Drive Method Thereof, and Display Device - The present invention belongs to the field of display technology, and provides an OLED pixel circuit, a drive method thereof and a display device, which may solve the problem of relatively complicated control circuit and manufacturing process of an existing in-cell touch screen. In the OLED pixel circuit of the present invention, the data writing unit is for writing power supply voltage signal and data line voltage signal into the storage unit; the storage unit is for supplying voltage to the drive unit; the touch detecting unit is for sensing touch and generating a detecting signal; the drive unit is for converting the detecting signal into a touch output signal and for 10 providing drive current fin the OLED; and the light-emitting control unit is for turning on the drive unit and the OLED. The present invention may allow the touch display device to be thinner and lighter. | 02-05-2015 |
| 20150035793 | TOUCH DETECTION DEVICE, TOUCH PANEL, AND IMAGE DISPLAY DEVICE - Provided is a touch detection device, including: a plurality of resonant circuits arranged along a touch detection surface; an input signal line for inputting, to each of the plurality of resonant circuits, an input signal for causing resonance; and a detecting unit for detecting frequencies of a plurality of output signals output from the plurality of resonant circuits. | 02-05-2015 |
| 20150035788 | TOUCH MODULE AND TOUCH POSITIONING METHOD THEREOF - A touch module includes a touch device, a stylus, and a processing unit. The stylus includes a body, a motor, an angle encoder, and a distance sensor. The angle encoder and the distance sensor are disposed on a rotating shaft of the motor. The distance sensor detects relative distances between itself and first, second, third, and fourth sides of a front frame of the touch device respectively. The processing unit is disposed in the body or the touch device for controlling the rotating shaft to rotate when a mark of the body points to the first side, calculating rotating angles of the rotating shaft and determining whether the rotating shaft makes one rotation according to encoded data of the angle encoder, and calculating four local minimum distances according to relationship of the rotating angles and the relative distances for positioning the stylus on a touch surface of the touch device. | 02-05-2015 |
| 20150035789 | Dynamic Configuration Of Touch Sensor Electrode Clusters - An apparatus of one embodiment includes a sensor having a plurality of electrodes and a controller having a processor and a memory. The memory includes logic operable to configure the electrodes to form a first cluster pattern having a plurality of first clusters of two or more electrodes, apply voltage to each first cluster, and determine a plurality of first values associated with a capacitance of a first cluster. The logic is further operable to configure the electrodes to form a second cluster pattern having a plurality of second clusters of two or more electrodes, apply voltage to each second cluster, and determine a plurality of second values associated with a capacitance of a second cluster. At least one second cluster is interleaved with an adjacent second cluster. The logic is further operable to determine a position of an object based at least on the second values. | 02-05-2015 |
| 20110248951 | RESISTIVE TOUCH PANEL AND DISPLAY DEVICE USING THE SAME - A display device includes a resistive touch panel, which includes a touch layer, a conductive layer, a resistance layer and an insulation layer, wherein the touch layer is the outermost layer of the touch panel, the insulation layer is arranged between the conductive layer and the resistance layer to separate the conductive layer and the resistance layer. The conductive layer is electrically connected to a voltage detector. The resistance layer includes a resistor, the resistor is oriented in a labyrinth-type pattern on the resistance layer and includes a first end and a second end, the first end and the second end are connected to a power source, and the first end further is connected to a current detector. | 10-13-2011 |
| 20150035783 | POSITION DETECTION OF AN OBJECT WITHIN PROXIMITY OF A TOUCH SENSOR - In one embodiment, a method includes applying a drive signal to a first electrode of a sensor to generate an electric field extending at least in part from the first electrode toward a second electrode of the sensor. The electric field includes a first portion and a second portion, and the first portion extends farther away from a plane of the first electrode than the second portion. The method also includes shunting the second portion of the electric field away from the second electrode and receiving a sense signal from the second electrode produced at least in part by the first portion of the electric field. The sense signal indicates whether an object has come within proximity of the sensor. | 02-05-2015 |
| 20100283761 | PANEL MODULE AND DETECTING METHOD - A panel module and a detecting method are provided. A resistance value between two sides of a conducting layer of the panel module is measured. A dual touching event may be estimated according to the resistance value. Further, an input signal for controlling an electronic device may be generated according to the resistance value. | 11-11-2010 |
| 20100283759 | TOUCH SENSOR SYSTEM AND MICROCOMPUTER - Detecting a touch on a touch sensor is performed using a microcomputer without requiring a large-resistance resistor. A capacitive electrode of the touch sensor is coupled to an external terminal of the microcomputer. The microcomputer comprises a current source circuit (e.g., constant current circuit) and an interface section which are coupled to the external terminal, a counter circuit coupled to the interface section, and a central processing unit (CPU). The CPU, after initializing accumulated charge on the touch sensor by an output circuit of the interface section, integrates charge onto the touch sensor with an output current of the current source circuit, acquires a time interval counted by the counter circuit until a signal obtained from an input circuit of the interface section inverts, and discerns whether or not the touch sensor has been touched, depending on the time count value. | 11-11-2010 |
| 20100283758 | INFORMATION PROCESSING APPARATUS AND INFORMATION PROCESSING METHOD - An information processing apparatus includes: display means for displaying an image including an object; detection means, which is stacked on the display means, for detecting a contact with the display means; and control means for switching an operation mode of the display means based on a ratio of the area of the object displayed in the display means to the area of a region of the display means in which the contact is detected by the detection means. | 11-11-2010 |
| 20100283756 | METHOD AND APPARATUS FOR RECOGNIZING TOUCH - A method for recognizing a touch of an object on a display device including optical sensors, the method including: detecting a touch of an object by utilizing a contact-detecting layer in the display device; generating an image of the touch of the object corresponding to sensor signals sensed by the optical sensors; detecting touch points corresponding to the image of the touch of the object; and determining information of the touch of the object based on the detected touch points. | 11-11-2010 |
| 20100283755 | Resistive touch panel - A resistive touch panel has a lower panel module and an upper panel module, an adhesive layer, a separating layer and a flexible circuit board. The lower panel module has a substrate, a lower conducting layer and a plurality of electrodes. The upper panel module has a protective film, an upper conducting layer, a pattern layer, an ink electrode mounted to electrically connect with the flexible circuit board, and an insulation layer. One end of the flexible circuit board and the separating layer are sandwiched between the top surface of the lower conducting layer and the top surface of the upper conducting layer. Given the foregoing structure, the components and steps for fabricating the resistive touch panel can be reduced since the pattern layer is directly printed on the bottom surface of the upper conducting layer. Therefore, fabricating yields are increased. | 11-11-2010 |
| 20140340352 | INPUTTING DEVICE - AN inputting device includes: a coordinate inputting unit in which multiple capacitance detection units are arranged, and at which an operating body performs a close proximity operation; a capacitance measurement unit that measures an electrostatic capacitance of each capacitance detection unit and outputs the measured electrostatic capacitance as a measurement signal; and a control unit that controls the capacitance measurement unit, associates the measurement signal with coordinate information on the capacitance detecting unit, obtains and calculates the associated measurement signal, calculates, and, outputs a control signal, in which the control unit determines attention coordinates, compares a value of the measurement signal of the determined attention coordinates and each value of the measurement signals of the multiple pieces of coordinate information adjacent to the attention coordinates, and, detects the attention coordinates as an operating point at which an operating body performs the close proximity operation. | 11-20-2014 |
| 20130278560 | INPUT DEVICE, INPUT CONTROL METHOD, PROGRAM AND ELECTRONIC APPARATUS - An object of the present invention is to provide an input device that can achieve a hover operation and a touch operation that are differentiated and detected without inviting degradation in detection responsiveness to the touch operation. The input device includes a selecting section for selecting a pair from among a plurality of X electrodes and Y electrodes disposed as being spaced apart from each other, a detecting section for detecting a touch operation or a hover operation from a change of an electric characteristic of the pair, and a setting section for setting part of at least either of the X electrodes and the Y electrodes as hover electrodes for hover operation detection and setting at least part of the other electrodes as touch electrodes for touch operation detection. | 10-24-2013 |
| 20160041637 | Fabricated Electrical Circuit On Touch Sensor Substrate - In one embodiment, a device includes a flexible substrate, a touch sensor made of flexible conductive material disposed on the flexible substrate, and conductive tracks made of flexible conductive material disposed on the flexible substrate. The device also includes an electrical component bonded to the conductive tracks. The conductive tracks electrically couple the electrical component to the touch sensor. | 02-11-2016 |
| 20150332965 | DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF - A manufacture method for display device includes the steps of: (a) forming a metal film on a substrate; (b) forming a metal layer by patterning the metal film; and (c) following the step (b) and forming, on the metal layer, a low reflection layer of a resin. The step (b) includes the steps of: (b1) forming an etching protection film; (b2) patterning the etching protection film; and (b3) following the step (b2) and etching the metal film. | 11-19-2015 |
| 20100289769 | CAPACITIVE TOUCH PANEL DEVICE - Disclosed is a capacitive touch panel device having a sensing control unit that performs a scan sequence on individual sensor electrodes to measure sensor output values. The sensing control unit exercises control to measure sensor output values, with setup performed to avoid the detection of sensitivity slope, by executing a first scan sequence on all sensor electrodes. If the result of the first scan sequence indicates that multiple points are touched, the sensing control unit exercises control to measure sensor output values again, with setup performed to allow the detection of sensitivity slope, by executing a second scan sequence on the sensor electrodes related to a plurality of touch position candidate coordinates derived from multiple point touches, and identify and eliminate erroneously detected coordinates in accordance with the sensor output values measured upon the execution of the second scan sequence and with the tendency of sensitivity slope. | 11-18-2010 |
| 20130257801 | TOUCH SENSOR - A plurality of detection patterns are formed as conductive patterns directly on a back surface of a panel substrate to which an operation object such as a finger comes in proximity from a front surface side thereof. By independently detecting a change in capacitance in the plurality of detection patterns caused by proximity of the operation object from the front surface side, proximity of the operation object to the panel substrate is detected. | 10-03-2013 |
| 20130257800 | PORTABLE TERMINAL DEVICE - A portable terminal device and methods are disclosed A portable terminal comprises: a touch panel that detects a position of a touch, if an operator touches a display unit displaying an image, and outputs the position of the touch; a vibrator; an edge detector that detects an edge in the image; and a controller that determines whether the position of the touch corresponds with a position of the detected edge, causes the vibrator to start vibrating if the position of the touch corresponds with the position of the edge, and inhibits the vibrator from vibrating if the position of the touch does not correspond with the position of the edge. | 10-03-2013 |
| 20140247243 | SIGNAL PROCESSING CIRCUIT OF A TOUCH SCREEN - A signal processing circuit of a touch screen panel is provided. A signal processing circuit can include a plurality of driving lines and sensing lines intersecting on the touch screen panel, a plurality of sensing channels connected to the sensing lines respectively and configured to detect whether a touch is performed by sensing mutual capacitance on intersecting nodes of the driving lines and the sensing lines, a distortion detection unit configured to detect whether distortion due to noise occurs on the basis of output voltages of the sensing channels, and a control unit configured to operate switches to alternate the circuit between a distortion mode and a normal mode, depending on whether noise is detected. | 09-04-2014 |
| 20130278554 | TERMINAL DEVICE AND TOUCH INPUT METHOD - An information processing including a display; a first sensor configured to detect a first object that comes into contact with or approaches the display based on a change in a magnetic field; and a second sensor configured to detect a second object that comes into contact with or approaches the display based on a change in capacitance or resistance. | 10-24-2013 |
| 20130278546 | TOUCH PANEL - Disclosed herein is a touch panel, including: a transparent substrate; a first electrode pattern formed on the transparent substrate in a mesh pattern; an insulating layer formed on the transparent substrate; and a second electrode pattern formed on an exposed surface of the insulating layer and having an intersecting area facing the first electrode pattern formed in a mesh pattern and an area other than the intersecting area formed in a surface type. By this configuration, even though the thickness of the insulating layer is thinly manufactured, it is possible to secure the desired touch sensitivity and effectively shield noises occurring from an image display device. | 10-24-2013 |
| 20130278545 | TOUCH-RESPONSIVE CAPACITOR WITH POLARIZING DIELECTRIC METHOD - A method of making a touch-responsive capacitive apparatus, includes providing a polarizing dielectric structure having a first surface and a second opposed surface, first and second conductive precursor material layers on the first and second surfaces, respectively; exposing the first conductive precursor material layer with first patterned polarized light having an orientation that is absorbed by the polarizing dielectric substrate so that the second conductive precursor material layer is not exposed; exposing the second conductive precursor material layer with second patterned polarized light having an orientation that is absorbed by the polarizing dielectric substrate so that the first conductive precursor material layer is not exposed; processing the exposed first conductive precursor material layer to form a first conductive material pattern on the first surface; and processing the exposed second conductive precursor material layer to form a second conductive material pattern on the second surface. | 10-24-2013 |
| 20130278543 | METHOD OF REDUCING COMPUTATION OF WATER TOLERANCE BY PROJECTING TOUCH DATA - A method of reducing computation of water tolerance by projecting touch data is disclosed, targeting the handheld devices. The method targets first at obtaining a difference array, followed by extracting minimum values of rows and columns of the difference array to obtain a row projection list and a column projection list respectively. By repeated implementing of mutual capacitance detection, ghost water blocks can be wiped out from the multiple water blocks. Once integrating with a local spatial boundary detection algorithm, the sensed signals of intended input located within a rectangular water block yet beyond a real water block are consequently detected. The computational algorithm of the water tolerance of this invention is successfully built into the touch panel controller due to its substantially reduced computation. | 10-24-2013 |
| 20130278542 | TOUCHSCREEN WITH BRIDGED FORCE-SENSITIVE RESISTORS - A touch sensor may include a digital resistive touch (DRT) sensor architecture that is substantially free of air gaps. The DRT touch sensor may include a layer of force-sensitive resistor (FSR) material on an array of row and column electrodes. The electrodes may be formed on a substantially transparent substrate. Near the intersection of each row and column, one or more thin transparent patterned conductive bridges may be situated above the FSR. The conductive bridges may be configured for electrical connection with row and column electrodes when force is applied to the conductive bridge or surface of the touch sensor. Some touch sensors may include both DRT and projected capacitive touch (PCT) functionality. | 10-24-2013 |
| 20120032918 | TOUCH SCREEN APPARATUS - The invention provides a touch screen apparatus. The touch screen apparatus, applied to a touch panel, includes an indicating device and a processing module. The indicating device comprises a signal generating module and a conductive touch end, wherein the touch end touches the touch panel, and the signal generating module, electrically connecting with the touch end, generates an electric signal transmitted through the touch end. The processing module electrically connects with the touch panel to detect the electric signal, and calculates a contact position between the touch end and the touch panel according to the electric signal. | 02-09-2012 |
| 20120032913 | DISPLAY APPARATUS AND METHOD FOR MANUFACTURING PARALLAX BARRIER TOUCH BOARD - A display apparatus and a method for manufacturing a parallax barrier touch board are disclosed. The display apparatus comprises a display panel and the parallax barrier touch board. The method for manufacturing the parallax barrier touch board comprises the following steps: forming a barrier layer on a substrate, wherein the barrier layer includes a plurality of parallax barriers; and forming a touch sensing circuit layer on the parallax barrier. | 02-09-2012 |
| 20120032912 | TOUCH SUBSTRATE AND METHOD OF MANUFACTURING THE SAME - A touch substrate includes a base substrate, a first sensing element and a first variable voltage part. The first sensing element senses a first light and includes a first active pattern disposed on the base substrate, a first sensing source electrode disposed on the first active pattern, a first sensing drain electrodes disposed on the first active pattern and spaced apart from the first sensing source electrode, and a first sensing gate electrode disposed on the first sensing source electrode and the first sensing drain electrode. The first variable part provides at least one of a first sensing gate voltage and a second sensing gate voltage to the first sensing gate electrode based on reception of the first light, where a level of the second sensing gate voltage is higher than a level of the first sensing gate voltage. | 02-09-2012 |
| 20130278552 | DETACHABLE SENSORY-INTERFACE DEVICE FOR A WIRELESS PERSONAL COMMUNICATION DEVICE AND METHOD - A system and method that utilizes a protective sensor-interface apparatus, which removably connects and interfaces to a mobile electronic device, enabling users to more readily access and engage mobile content and data. The present invention provides a method and device wherein the user interfaces with digital content by using touch-sensitive areas on the back and sides of a protective case that interfaces with the mobile device, the software application and other users. This enables additional features that can be customized by users and developers for enhanced sensory experiences and digital rights management by creating components of a separate environment that exists in the case. | 10-24-2013 |
| 20150331540 | VOLTAGE DIFFERENCE-BASED CAPACITIVE TOUCH DETECTION DEVICE, CAPACITIVE TOUCH DETECTION METHOD AND CAPACITIVE TOUCH SCREEN PANEL, AND DISPLAY DEVICE WITH BUILT-IN CAPACITIVE TOUCH SCREEN PANEL - Provided is a new capacitive touch detection device, detection method, and touch screen panel for detecting a touch signal by detecting a voltage difference of a sensor pattern from a driving voltage applied by an auxiliary capacitor, and to a display device having a built-in capacitive touch screen. A capacitive touch detection device includes: a sensor pattern ( | 11-19-2015 |
| 20130106763 | Power Management System for Active Stylus | 05-02-2013 |
| 20150331504 | METHOD FOR SENSING FAST MOTION, CONTROLLER AND ELECTROMAGNETIC SENSING APPARATUS - Disclosure is related to a method for sensing fast motion, a controller, and a related electromagnetic sensing apparatus. The method is applicable to a touch panel, in which a fast scan mode is introduced when a fast motion made by an electromagnetic stylus is sensed under a partial scan mode. Therefore, the scan mode is switched to the fast scan mode which is used to acquire coordinates of the stylus according to the electromagnetic signals generated by the stylus. After that, the process goes back to the partial scan mode for continuously sensing the location of the electromagnetic stylus, and determining any fast motion behavior. In one embodiment, in order to obtain the coordinates of the stylus when its moving rate exceeds a threshold, a moving direction may be firstly determined. The one or more sensing loops may be opened in the direction of movement. | 11-19-2015 |
| 20140022206 | HARDWARE ACCELERATOR FOR TOUCHSCREEN DATA PROCESSING - A contact's interaction with a sensing array is subject to several external and internal stimuli which may impact a processing unit's confidence in the characteristics of that interaction or the presence of the interaction itself. Fidelity of user action is greatly improved with a step-wise and holistic analysis of a contact on an array of capacitance sensors, which allows for repetition of certain steps of processing or the entire operation if threshold confidence levels are not achieved. | 01-23-2014 |
| 20150035784 | Dynamic Clustering Of Touch Sensor Electrodes - In one embodiment, an apparatus includes a sensor having a plurality of electrodes and a controller having a processor and a memory. The memory includes logic operable, when executed by the processor, to connect each electrode of a first subset of the plurality of electrodes, apply voltage to the first subset, and determine a first value associated with a capacitance of the first subset. Based at least on the first value, the logic is further operable to connect each electrode of a second subset of the plurality of electrodes, the second subset having fewer electrodes than the first subset, apply voltage to the second subset, and determine a second value associated with a capacitance of the second subset. | 02-05-2015 |
| 20140062955 | MULTIPOINT TOUCHSCREEN - A touch panel having a transparent capacitive sensing medium configured to detect multiple touches or near touches that occur at the same time and at distinct locations in the plane of the touch panel and to produce distinct signals representative of the location of the touches on the plane of the touch panel for each of the multiple touches is disclosed. | 03-06-2014 |
| 20140062957 | TOUCH DETECTION FOR A DIGITIZER - A detector for providing position detection of objects over a sensor with a first and second set of conductor lines forming a grid with a plurality of junctions there between at which the conductor lines do not contact, includes a signal generator providing a signal to at least one conductor line of the first set of conductor lines, and circuitry detecting output arising from one or both of an electromagnetic stylus and one or more fingers when present. The output arising from each of the one or more fingers is detected from at least one conductor line of the second set of conductor lines in response to the signal provided to the at least one conductor line of the first set of conductor lines. The circuitry detects positions of one or both the electromagnetic stylus and each of the one or more fingers when present responsive to the output detected. | 03-06-2014 |
| 20100315375 | IMAGE DISPLAY SYSTEM AND METHOD FOR DETERMINING INPUT POSITION THEREON - The present invention provides an image display system including a capacitive touch panel. The touch panel includes a plurality of groups of capacitor, and each group includes a number of capacitor modules. The touch panel also includes a processing circuit, a first scanning circuit, and a second scanning circuit. The first scanning circuit scans in turn each group. The second scanning circuit scans in turn each capacitor module of a particular group of capacitor. Then the processing circuit generates an input signal associated with a position on the touch panel. | 12-16-2010 |
| 20100315374 | DISPLAY DEVICE AND METHOD OF APPLYING THE SAME - A display device and a method of applying the same are introduced herein. A shielding layer is utilized to interpose between a transparent conductive layer of a touch element and a common electrode layer of a liquid crystal display (LCD) panel. With controlling variances of a first and a second control signals, a coupling current between the transparent conductive layer and common electrode layer can approach none, whereby influences of capacitive coupling effect between the common electrode layer or shielding layer and the transparent conductive layer of the touch element can be reduced. Thus, high touch accuracy of the touch element can be achieved and the noise can be eliminated simultaneously. | 12-16-2010 |
| 20100315373 | SINGLE OR MULTITOUCH-CAPABLE TOUCHSCREENS OR TOUCHPADS COMPRISING AN ARRAY OF PRESSURE SENSORS AND THE PRODUCTION OF SUCH SENSORS - A multitouch-capable touchscreen is realized in that a large number of pressure sensors are attached under a flexible surface and thus both the pressure distribution and also the deformation of the surface is measured. Local pressure maxima occur due to the flexibility of the surface material with associated deformation on contact. As several local pressure maxima can exist, it is thus also possible to identify a plurality of contacts simultaneously. It is possible from the strength of pressure and pressure distribution to determine the force that is used for pressing such that this information can also be used in the user interface. Such sensors can be produced very efficiently and inexpensively by printing an ink that changes its resistance under pressure onto PCB tracks designed as sensor surfaces. The PCB tracks and the sensor surfaces can also be printed out using an ink with as low a resistance as possible. | 12-16-2010 |
| 20130278549 | DISPLAY DEVICE AND METHOD FOR MANUFACTURING THE SAME - A display device is provided with a laminated wiring including a low-resistance conductive film, a low-reflection film mainly containing Al and functioning as a reflection preventing film, and a cap film which are sequentially laminated on a transparent substrate, and an insulting film formed so as to cover the laminated wiring. | 10-24-2013 |
| 20100328258 | TOUCH PANEL AND DETECTING METHOD THEREOF - A touch panel includes a first substrate, a second substrate, a first conductive film disposed on the first substrate, and a second conductive film disposed on the second substrate and juxtaposed with the first conductive film in a face-to-face manner. The second conductive film has a first resistivity in a first direction and a second resistivity in a second direction different from the first direction. The first resistivity is greater than the second resistivity. | 12-30-2010 |
| 20100328256 | TOUCH SENSOR, DISPLAY AND ELECTRONIC UNIT - A display includes: display pixel electrodes; common electrodes; a display layer; a display control circuit; touch detection electrodes; and a touch detection circuit detecting an external proximity object based on a detection signal obtained from the touch detection electrodes with use of a common drive voltage for display applied to the common electrode as a touch sensor drive signal. The touch detection circuit includes: a first filter allowing a fundamental detection signal, contained in the detection signal and having a frequency same as a fundamental frequency of the touch sensor drive signal, to pass therethrough, a plurality of second filters separately allowing two or more harmonic detection signals, contained in the detection signal and having frequencies same as respective harmonic frequencies of the touch sensor drive signal, to pass therethrough, and a detection section performing a detection operation based on the fundamental detection signal and the harmonic detection signals. | 12-30-2010 |
| 20100328255 | TOUCH DETECTION DEVICE AND DISPLAY DEVICE HAVING TOUCH SENSOR FUNCTION - A touch detection device includes: a detection surface; a plurality of sensor lines formed from a plurality of types of wiring lines having a different line capacitance; and a touch detection unit which detects an electric variation generated in a plurality of the sensor lines in response to touch or proximity of a detection target object to the detection surface, wherein the touch detection unit has an operational circuit for generating a detection signal representing the electric variation by performing an operation process using a line capacitance ratio for a plurality of outputs from a plurality of types of the sensor lines neighboring to one another with a different line capacitance. | 12-30-2010 |
| 20100328253 | SURFACE CAPACITANCE WITH AREA GESTURES - A surface capacitance touch sensitive surface (or “surface cap panel”) suitable for use in a touch screen or touchpad, wherein the surface cap panel has a substantially even coating of a conductive material on a non-conductive substrate and then covering the conductive material with a dielectric material, wherein a novel current measuring circuit reduces the effect of stray capacitance on the accuracy of a current measurement so that the relative X and Y position of an object on the surface cap panel can be determined using simple ratio equations, and wherein measuring the charge transfer rate in a measuring circuit, in addition to the total charge transfer for each toggle event, enables the location of two objects to be identified on the surface cap panel, wherein the charge transfer rate is used to determine the distance between two points of contact on the surface cap panel, and wherein height and width information related to the distance between the two points of contact can now be determined by doubling the number of electrodes at the corners of the surface cap panel. | 12-30-2010 |
| 20100328250 | Implementation of Touchpad on Rear Surface of Single-Axis Hinged Device - An improved mobile electronic device | 12-30-2010 |
| 20140247242 | TOUCH SCREEN PANEL - A touch screen panel and a method of manufacturing the same are provided. A touch screen panel can include a substrate, driving lines on the substrate, sensing patterns on the substrate, and a dielectric on the substrate and the driving lines. Sensing lines can be disposed on the dielectric and arranged in a perpendicular direction to the driving lines. The sensing lines can be electrically connected to the sensing patterns. | 09-04-2014 |
| 20130285978 | Portable Electronic Device - A portable electronic device includes a touch control module and a processing module. The touch control module has a substrate, a transparent conductive layer, a conductive decoration pad, a decoration layer and a non-transparent conductive layer. The transparent conductive layer is disposed on the substrate. The conductive decoration pad is disposed on the transparent conductive layer. The decoration layer is disposed on the conductive decoration pad and the transparent conductive layer, and has an opening. The non-transparent conductive layer is disposed on the decoration layer and electrically connected with the transparent conductive layer via the opening. The processing module is electrically connected with the touch control module. | 10-31-2013 |
| 20140062947 | METHOD FOR CALIBRATION OF CAPACITIVE TOUCH SCREEN AND CAPACITIVE TOUCH APPARATUS - A method for calibration of a capacitive touch screen and a capacitive touch apparatus are disclosed. The calibration method includes obtaining a temporary reference capacitance value of a touch detection point of the capacitive touch screen when the capacitive touch screen powers up. A first difference between a backup reference capacitance value of the touch detection point and the temporary reference capacitance value of the touch detection point is obtained and a reference capacitance value of the touch detection point is determined according to the first difference and a first preset threshold. | 03-06-2014 |
| 20110254804 | TOUCH PANEL, TOUCH DISPLAY PANEL AND REPAIRING METHOD THEREOF - A touch display panel contains a display panel and a touch sensing array. The touch sensing array is disposed on the display panel, wherein the touch sensing array includes a plurality of first transparent sensing series, a plurality of second transparent sensing series, and a plurality of conductive repair marks. The first transparent sensing series are arranged along a first direction. Each of the first transparent sensing series includes a plurality of first transparent sensing pads electrically connected with each other; the second transparent sensing series are arranged along a second direction. Each of the second transparent sensing series includes a plurality of second transparent sensing pads electrically connected with each other, and each first transparent sensing pad is isolated from each second transparent sensing pad. The conductive repair marks are disposed corresponding to the first transparent sensing pads or the second transparent sensing pads. | 10-20-2011 |
| 20140253488 | Touch Panel Deformation Compensation - In one embodiment, a method includes receiving, from a touch sensor of a device, one or more signals corresponding to touch or proximity inputs within a touch-sensitive area of the touch sensor. The touch sensor comprising one or more nodes. The method also includes applying an offset to one or more of the signals. The offset corresponding to a variation in a distance between a touch panel and a ground plane or display of the device. The method also includes determining whether a touch input to the touch sensor has occurred based at least in part on the signals and the offset as applied. | 09-11-2014 |
| 20140253500 | Using Capacitive Proximity Detection with Resistive Touch Screens for Wake-Up - Power consumption of a device having a resistive touch screen may be reduced if the resistive touch screen is not scanned unless a touch thereto is imminent, especially if the device can remain in a low power sleep mode during no-touch inactivity. Furthermore, detecting a potential touch earlier then an actual first touch may improve initial touch response time. The resistive touch screen may comprise top and bottom Indium Tin Oxide (ITO) coated planes. The top ITO coated plane may be used as a capacitive proximity detector and the bottom ITO coated plane may be used as a guard shield for the top ITO coated plane to significantly reduce parasitic capacitance thereof and enhance the sensitivity of capacitive proximity detection. The device may also remain in a low power sleep mode until a potential touch is detected thereby further saving device power consumption. | 09-11-2014 |
| 20140253501 | DISPLAY DEVICE WITH TOUCH DETECTION FUNCTION AND ELECTRONIC APPARATUS - According to an aspect, a display device with a touch detection function includes: a first substrate; a plurality of pixel electrodes in a first region; a display functional layer; a plurality of first drive electrodes facing the pixel electrodes in a perpendicular direction with respect to a surface of the first substrate; and a plurality of touch detection electrodes facing the first drive electrodes and extending in a direction different from a direction in which the first drive electrodes are extended. At least one touch detection electrode of the plurality of touch detection electrodes extends from the first region to a second region adjacent to the first region. A second drive electrode capacitively-coupled to the at least one touch detection electrode is further provided in the second region. | 09-11-2014 |
| 20100321331 | POINTER DETECTION APPARATUS AND POINTER DETECTION METHOD - A pointer detection apparatus includes a conductor pattern with first conductors disposed in a first direction and second conductors disposed in a second direction that crosses the first direction, and a code string signal production circuit for producing signals based on orthogonal code strings with phases different from each other and supplying the produced signals to the first conductors. The apparatus also includes a signal detection circuit connected to the second conductors for detecting a signal corresponding to a variation of electrostatic capacitance between the conductor pattern and a pointer, an analog to digital conversion (ADC) circuit for converting the signal output from the signal detection circuit into a digital signal comprising a word string of multiple bits, and a correlation detection circuit for determining correlation values between the code strings and the word string. The apparatus also includes a memory for storing correlation values successively output from the correlation detection circuit, wherein the pointer is detected based on the correlation values. | 12-23-2010 |
| 20100321338 | DIGITIZER SYSTEM - An X-Y digitizer system is described for embedding within a host device, such as a tablet PC, a mobile telephone, a personal digital assistant or the like. The digitizer is configurable so that it can detect and track the position of different types of position indicator. The digitizer also includes novel digitizer windings and novel excitation circuitry for energizing the windings. | 12-23-2010 |
| 20140267160 | MOBILE TERMINAL AND SCREEN DISPLAYING METHOD THEREOF - The present invention relates to a mobile terminal. Specifically to a mobile terminal including a display including a touchscreen, a sensing unit for sensing an object contacting the touchscreen and the object in near-proximity to the touchscreen, and a controller for controlling information appearing on the display according to the object contacting the touchscreen and movement of the object relative to the touchscreen. | 09-18-2014 |
| 20140267152 | Force Sensing X-Y Touch Sensor - A force sensing X-Y touch sensor comprising a plurality of conductive electrode rows, a plurality of electrode columns substantially perpendicular to and over the plurality of conductive electrode rows, a flexible electrically conductive cover over the electrode columns and a plurality of deformable spacers between the cover and the electrode columns, wherein the deformable spacers maintains a distance between the cover and the electrode columns. When a touch is applied to the surface of X-Y touch sensor, the flexible cover is biased toward the electrode columns and rows and changes the capacitance value thereof at the location of the touch thereto. This change in capacitance value is proportional to the force of the touch on the surface of the flexible electrically conductive cover. Therefore the location of the touch and the force thereof may be determined by how much the capacitance value changes. | 09-18-2014 |
| 20100321336 | TOUCH INPUT DEVICE AND TOUCH SENSOR CIRCUIT - The invention discloses a touch input device and a touch sensor circuit. The touch input device includes a touch panel, a selection module and a differential detection module. The touch panel includes a plurality of capacitive nodes thereon. The selection module is electrically connected with the capacitive nodes of the touch panel. The selection module selects a first capacitive node and a second capacitive node from the capacitive nodes. The second capacitive node is close to the first capacitive node. The differential detection module, electrically connected to the selection module, is used for detecting a capacitance difference between the first capacitive node and the second capacitive node. According to the capacitance difference, the differential detection module generates a touch detection signal. | 12-23-2010 |
| 20140267139 | Touch Sensitive Surface with False Touch Protection for an Electronic Device - An electronic device ( | 09-18-2014 |
| 20140267127 | SINGLE-LAYER CAPACITIVE SENSOR AND CAPACITIVE SENSING INPUT DEVICE - A single-layer capacitive sensor comprises a user input region and a border region proximate to and outside of the user input region. The user input region includes a plurality of transmitter electrodes that are disposed within the user input region. The user input region also comprises a plurality of receiver electrodes disposed in a common stackup layer with the plurality of transmitter electrodes within the user input region such that the transmitter electrodes and the receiver electrodes make no crossings of one another in the common stackup layer or in any other layer within the user input region. The border region comprises a plurality of routing traces extending from the border region into the user input region to couple with the transmitter electrodes and the receiver electrodes. The border region also comprises a plurality of transmission traces disposed entirely within the border region. | 09-18-2014 |
| 20140267143 | SYSTEM AND METHOD FOR A TRANSCAPACITIVE PROXIMITY SENSING DEVICE - A processing system for a transcapacitive input device configured to detect input objects in a sensing region of the input device includes a transmitter module including transmitter circuitry, a receiver module, and a determination module. The transmitter module is configured to simultaneously transmit, using a plurality of transmitter electrodes, a plurality of transmitter signals according to a plurality of significantly non-orthogonal digital codes. At least two codes of the plurality of significantly non-orthogonal digital codes are significantly non-orthogonal. The receiver module is configured to receive, with a plurality of receiver electrodes, a plurality of resulting signals. Each resulting signal of the plurality of resulting signals comprises multiple effects corresponding to multiple transmitter signals of the plurality of transmitter signals. The determination module is configured to determine object information for input in the sensing region using the plurality of resulting signals. | 09-18-2014 |
| 20140267126 | IMAGE SCALE ALTERNATION ARRANGEMENT AND METHOD - The present invention relates to a user interaction arrangement for interaction with a user using a pointing object. The arrangement comprises: a detector for detecting a force from said object, a controller for computing a force value on a surface of a display, a content generating part for generating a visual content on said surface of display. The controller is further configured to compute a position on said surface based on said force value, and the content generating part is configured to alter speed of scale alternation of said visual content on said surface of display based on said position and force. | 09-18-2014 |
| 20100321335 | TOUCH PANEL AND ELECTRONIC DEVICE INCLUDING THE SAME - A touch panel and an electronic device are provided. The touch panel includes a first substrate; a second substrate that is spaced apart from the first substrate by a gap and includes a contact surface; driving electrodes that are formed on each of the first substrate and the second substrate; and electro-rheological fluid that is disposed in the gap. When a driving voltage is applied between the driving electrodes, a button area is delimited due to a variation in viscosity of the electro-rheological fluid at the button area. When a thickness of the gap is reduced to a value equal to or less than a threshold due to a pressing force applied to the contact surface at the button area, the driving voltage is cut off. | 12-23-2010 |
| 20140267130 | HOVER GESTURES FOR TOUCH-ENABLED DEVICES - Various embodiments herein provide for a method of receiving user input on a touch screen. A hover gesture can be detected and an action performed in response to the detection. The hover gesture can occur without a user physically touching a touch screen. Instead, the user's finger or fingers can be positioned at a spaced distance above the touch screen. The touch screen can detect that the user's fingers are proximate to the touch screen, such as through capacitive sensing. Additionally, finger movement can be detected while the fingers are hovering. | 09-18-2014 |
| 20100321334 | POINTER DETECTION APPARATUS AND POINTER DETECTION METHOD - A pointer detection apparatus includes a conductor pattern with first conductors disposed in a first direction and second conductors disposed in a second direction that crosses the first direction, and a code string signal production circuit for producing signals based on orthogonal code strings with phases different from each other and supplying the produced signals to the first conductors. The apparatus also includes a signal detection circuit connected to the second conductors for detecting a signal corresponding to a variation of electrostatic capacitance between the conductor pattern and a pointer, an analog to digital conversion (ADC) circuit for converting the signal output from the signal detection circuit into a digital signal comprising a word string of multiple bits, and a correlation detection circuit for determining correlation values between the code strings and the word string. The apparatus also includes a memory for storing correlation values successively output from the correlation detection circuit, wherein the pointer is detected based on the correlation values. | 12-23-2010 |
| 20100321333 | POINTER DETECTION APPARATUS AND POINTER DETECTION METHOD - A pointer detection apparatus includes a conductor pattern with first conductors disposed in a first direction and second conductors disposed in a second direction that crosses the first direction, and a code string signal production circuit for producing signals based on orthogonal code strings with phases different from each other and supplying the produced signals to the first conductors. The apparatus also includes a signal detection circuit connected to the second conductors for detecting a signal corresponding to a variation of electrostatic capacitance between the conductor pattern and a pointer, an analog to digital conversion (ADC) circuit for converting the signal output from the signal detection circuit into a digital signal comprising a word string of multiple bits, and a correlation detection circuit for determining correlation values between the code strings and the word string. The apparatus also includes a memory for storing correlation values successively output from the correlation detection circuit, wherein the pointer is detected based on the correlation values. | 12-23-2010 |
| 20140267163 | MUTUAL CAPACITANCE TOUCH SENSING DEVICE - A mutual capacitive touch sensing device is disclosed. The device can include nodes for sensing a touch at the device and for sensing a force applied to the device. Some nodes can perform both touch and force sensing; while other nodes can perform touch sensing. The device can include distinct individual drive lines for driving the nodes and separate distinct individual sense lines for transmitting touch or force signals from the nodes. The nodes can form groups, where the nodes in each group can be coupled to the same drive line and to different sense lines and where each node in a group can be coupled to a node in a different group by the same sense line. Each node can be set up with a different combination of drive and sense lines coupled thereto. An example device can be a click wheel. | 09-18-2014 |
| 20140267162 | CAPACITIVE TOUCH SENSOR HAVING CODE-DIVIDED AND TIME-DIVIDED TRANSMIT WAVEFORMS - Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for digital signal processing (DSP) techniques for generally improving a signal-to-noise ratio (SNR) of capacitive touch sensors. | 09-18-2014 |
| 20100321328 | COORDINATES ALGORITHM AND POSITION SENSING SYSTEM OF TOUCH PANEL - A position sensing system of a touch panel including a sensing unit and a decision unit is provided. When the touch panel is touched, the sensing unit obtains the sensing capacitances of p x-directional sensing lines and q y-directional sensing lines, wherein the sensing capacitances generated by these sensing lines exceed a threshold. The decision unit takes the central coordinates of the sensing lines with peak sensing capacitances as an x base coordinate and a y base coordinate, and adjusts the x base coordinate and the y base coordinate according to the ratios of the sensing capacitances of the other sensing lines to the peak sensing capacitance respectively to obtain an interpolated x coordinate and an interpolated y coordinate. | 12-23-2010 |
| 20100321330 | TOUCH PANEL AND ELECTRONIC DEVICE INCLUDING THE SAME - A touch panel which is used as an input device for an electronic device, etc., and an electronic device including the touch panel are provided. A touch panel includes a first substrate, and a second substrate spaced from the first substrate by a distance and having a contact surface. A fluid is filled in a gap between the first substrate and the second substrate, and an input button area is delimited due to movement of the fluid when a driving voltage is applied. If a thickness of the gap between the first substrate and the second substrate is reduced below a threshold thickness value in the input button area, the driving voltage is cut off. | 12-23-2010 |
| 20100321327 | TOUCH SENSITIVE IPS LIQUID CRYSTAL DISPLAY - A touch sensitive in-plane switching (IPS) liquid crystal display (LCD) includes a liquid crystal layer, an active-matrix transistor layer with an electrode pair, a color filter substrate, and a sensing electrode layer. The sensing electrode layer may be disposed above or below the color filter substrate, and the sensing electrode layer may include two parts that are disposed above and below the color filter layer respectively. | 12-23-2010 |
| 20100321325 | TOUCH AND DISPLAY PANEL ANTENNAS - Electronic devices such as computers and handheld devices are provided. The electronic devices may have electrical components such as touch pads and displays. The displays may be touch screen displays. The touch pads and touch screen displays may be formed from touch panels having touch sensors mounted to a planar dielectric member. The displays may be formed from light-emitting structures mounted to a planar dielectric member. The planar dielectric members in the touch panels and displays may have one or more antenna traces that form antennas for the electronic devices. Electrical connectors such as spring-loaded pins, springs, and flexible transmission line structures may be used to form radio-frequency signal paths between the antenna traces on a planar dielectric member and radio-frequency transceiver integrated circuits mounted on a circuit board in an electronic device. The electronic device may have conductive housing walls to which the planar dielectric member is mounted. | 12-23-2010 |
| 20140267164 | ELECTRONIC DEVICE AND METHOD FOR CONTROLLING ELECTRONIC DEVICE - An electronic device includes a control unit ( | 09-18-2014 |
| 20140184566 | ELECTRONIC APPARATUS, METHOD OF CONTROLLING THE SAME, AND COMPUTER-READABLE RECORDING MEDIUM - An electronic apparatus includes a display configured to display an image, a touch sensor configured to sense more than three touch areas on a surface of the display, a distinguisher configured to distinguish a touch pattern with respect to the sensed touch areas based on a number of the sensed touch areas and a total distance between the sensed touch areas, and a controller configured to perform an event that corresponds to the distinguished touch pattern. | 07-03-2014 |
| 20130265272 | TOUCH DISPLAY PANEL - A touch display panel including a substrate, a touch unit, a display unit, a circuit film and a flexible circuit board is provided. The substrate has a display region and a peripheral region surrounding the display region. The touch unit is disposed on the substrate and located in the display region. The display unit is disposed on the touch unit and located in the display region of the substrate. The circuit film is disposed on the substrate and located in the peripheral region, wherein the circuit film is electrically connected to the touch unit, and the circuit film has a plurality of key patterns. The flexible circuit board is electrically connected to the touch unit and the circuit film. | 10-10-2013 |
| 20150035794 | DIGITISER - A digitiser includes a grid of conductors having excitation conductors and detection conductors. Excitation circuitry applies excitation signals to selected excitation conductors; measurement circuitry obtains measurements from selected detection conductors; and processing circuitry processes measurements obtained by the measurement circuitry to detect one or more objects positioned adjacent the grid of conductors. The excitation circuitry may be arranged to operate in a cyclic manner to select each of the excitation conductors during an excitation cycle, wherein an excitation cycle includes a sequence of excitation intervals during each of which a different pair of neighboring excitation conductors is selected by the excitation circuitry and to which complementary excitation signals are applied. The excitation circuitry is arranged to polarity modulate each excitation signal using a polarity control signal so that the polarity of the excitation signal applied to a selected conductor changes during a time that the excitation conductor is selected. | 02-05-2015 |
| 20110261004 | HANDHELD APPARATUS - A handheld apparatus is provided. The handheld apparatus includes a first touch pad, a second touch pad, an impedance unit, and a microprocessor. When an input tool touches the first touch pad and the second touch pad simultaneously, a touch voltage signal is generated on a common contact of the second touch pad and the impedance unit, wherein the resistance of the impedance unit is greater than that of the input tool. The microprocessor executes a specific function according to the touch voltage signal. | 10-27-2011 |
| 20140362043 | TOUCH PANEL - The present invention discloses a touch panel, which includes a substrate, a plurality of first axis electrodes, a plurality of second axis electrodes and an insulation structure. The first axis electrodes are disposed on the substrate along a first direction and each of the first axis electrodes includes a plurality of first sub electrodes and a plurality of connection structures. Each of the connection structures is at least partially disposed between each of the first sub electrodes and the substrate, and is electrically connected to two adjacent first sub electrodes. Each of the connection structures includes a first metal layer and a low reflective layer disposed between the substrate and the first metal layer. The low reflective layer of the present invention is applied to reduce the visibility of the connection structures, as well as to enhance the reliability of the touch panel. | 12-11-2014 |
| 20140062943 | DISPLAY APPARATUS - A display apparatus includes a display panel that displays an image during a display period and detects a touch event during a non-display period. The display panel includes a plurality of common electrodes and a plurality of data lines capacitively coupled to the common electrodes during the non-display period. Coordinate information of a position at which the touch event occurs is calculated on the basis of a capacitance variation of the common electrodes and the data lines. | 03-06-2014 |
| 20140062935 | DISPLAY SCREEN DEVICE WITH COMMON ELECTRODE LINE VOLTAGE EQUALIZATION - A display screen has pixels, gate lines, data lines, and a number of common electrode lines. Each of the common electrode lines is coupled to a respective group of the pixels. Switch circuits are coupled to the common electrode lines. A control circuit controls the switch circuits so as to equalize the voltages of the common electrode lines to a known voltage when the display screen is turned off. Other embodiments are also described and claimed. | 03-06-2014 |
| 20130265279 | POSITION MEASURING APPARATUS AND DRIVING METHOD THEREOF - A method and a position measuring apparatus that measures a position of a touch by an object on a device including the position measuring apparatus using an electrode unit for sensing a capacitance or voltage variation caused by a touch of the object and a control circuit unit for exchanging electrical signals with the electrode unit are provided. The method includes sensing a touch signal of the object on an independent channel connected to the control circuit unit through an independent connector; selectively driving a multi-channel disposed adjacent to the independent channel and electrically connected to the control circuit through a common connector, in response to the touch signal applied on the independent channel; and sensing the touch signal of the object using the multi-channel. | 10-10-2013 |
| 20130265281 | DIGITIZER, STYLUS AND METHOD OF SYNCHRONIZATION THEREWITH - A method for operating a digitizer with an autonomous asynchronous stylus includes sampling outputs from a digitizer, detecting from the outputs at least one pulsed signal transmitted from an autonomous asynchronous stylus at a defined rate, determining a location of the stylus interaction with respect to the digitizer, and tracking stylus interaction with the digitizer over subsequent pulsed signals transmitted from the stylus. | 10-10-2013 |
| 20130265278 | TOUCH SENSING DEVICE AND CONTROL METHOD THEREOF - A touch sensing device and control method thereof, in which a touch state of a node of a touch panel is determined according to a reference value of a reference node. | 10-10-2013 |
| 20130265270 | USER INTERFACE DEVICE FOR A BATH OR SHOWER - This disclosure relates to a user interface system for a vibroacoustic bath. The user interface system includes a resistive touchscreen device configured to display images and to receive touch input via a panel of the resistive touchscreen device. The resistive touchscreen device is configured to display at least one image for use in controlling the vibroacoustic bath. The resistive touchscreen is further configured to receive a user selection relating to the image. The user interface system also includes a control circuit configured to use the received user selection to determine output signals for driving a plurality of transducers of the vibroacoustic bath. | 10-10-2013 |
| 20110187677 | SEGMENTED VCOM - Disclosed herein are liquid-crystal display (LCD) touch screens that integrate the touch sensing elements with the display circuitry. The integration may take a variety of forms. Touch sensing elements can be completely implemented within the LCD stackup but outside the not between the color filter plate and the array plate. Alternatively, some touch sensing elements can be between the color filter and array plates with other touch sensing elements not between the plates. In another alternative, all touch sensing elements can be between the color filter and array plates. The latter alternative can include both conventional and in-plane-switching (IPS) LCDs. In some forms, one or more display structures can also have a touch sensing function. Techniques for manufacturing and operating such displays, as well as various devices embodying such displays are also disclosed. | 08-04-2011 |
| 20130265276 | MULTIPLE TOUCH SENSING MODES - A touch controller of a computing device can adjust various modes of operation of a touch panel in order to conserve resources on the device. The touch controller can dynamically adjust a rate at which touch sensors are scanned, or can scan touch sensors for the display panel using a different mode than for a single input button or other such element. The touch controller can also operate in a low power mode while the device is in standby, and then activate a high power mode of operation upon detecting an input such as a double tap. The touch controller can also alternate between low and high power modes of operation based at least in part upon a current application executing on the device. | 10-10-2013 |
| 20140340354 | MUTUAL CAPACITIVE TOUCH CONTROL DEVICE - A mutual capacitive touch control device includes a sensing electrode, a first driving electrode and a second driving electrode. The sensing electrode includes a main stem, a plurality of electrode fingers and a plurality of second electrode fingers. The main stem has strip-shaped planar contour and a longer side parallel to a first direction. The first electrode fingers extend from the main stem toward a second direction perpendicular to the first direction. The second electrode fingers extend from the main stem toward opposite the second direction. The first driving electrode includes a first main body. The first main body has a plurality of first recesses corresponding to and interleaved with the first electrode fingers. The second driving electrode includes a second main body. The second main body has a plurality of second recesses corresponding to and interleaved with the second electrode fingers. | 11-20-2014 |
| 20140184558 | ELECTRONIC DEVICE AND METHOD OF PROCESSING USER ACTUATION OF A TOUCH-SENSITIVE INPUT SURFACE - An electronic device includes a proximity-sensitive touch sensor array which extends along an input surface of the electronic device and a processing device coupled to the touch sensor array. The processing device is configured to process data captured by the touch sensor array to determine a finger angle at which a finger is directed towards the input surface and an actuation position on the input surface. The processing device is configured to establish an offset-corrected actuation position as a function of the actuation position and the finger angle. | 07-03-2014 |
| 20140340359 | Selective Scan of Touch-Sensitive Area for Passive or Active Touch or Proximity Input - In certain embodiments, an apparatus includes a touch sensor that includes a touch-sensitive area and a touch-sensor controller. The touch-sensor controller is operable to: select a first region around a determined first location associated with an object within the touch-sensitive area, select a second region around the determined first location associated with the object within the touch-sensitive area, and scan two or more electrodes within the first region and two or more electrodes within the second region to determine a second location associated with the object within the touch-sensitive area. | 11-20-2014 |
| 20140267135 | APPLICATION-BASED TOUCH SENSITIVITY - A sensing threshold of a touch sensing surface may be specified based on a user interface context. For example, inadvertent touches may be more likely in a map application that is often used in a car where a user experiences constant jostling. Accordingly, a high sensing threshold can be associated with the map application, and other applications can be associated with a lower sensing threshold. | 09-18-2014 |
| 20140247240 | PROVIDING MULTI-DIMENSIONAL HAPTIC TOUCH SCREEN INTERACTION - A method, system, and one or more computer-readable storage media for providing multi-dimensional haptic touch screen interaction are provided herein. The method includes detecting a force applied to a touch screen by an object and determining a magnitude, direction, and location of the force. The method also includes determining a haptic force feedback to be applied by the touch screen on the object based on the magnitude, direction, and location of the force applied to the touch screen, and displacing the touch screen in a specified direction such that the haptic force feedback is applied by the touch screen on the object. | 09-04-2014 |
| 20110074733 | INTERFACE APPARATUS FOR TOUCH INPUT AND TACTILE OUTPUT COMMUNICATION - An interface apparatus ( | 03-31-2011 |
| 20130314373 | TOUCH DETECTING DEVICE USING SENSOR PAD SCRAMBLE - A capacitive type touch detecting device includes a first sensor pattern sub-group including a plurality of sensor pads, a second sensor pattern sub-group adjacent to the first sensor pattern sub-group in a second axis direction, a third sensor pattern sub-group adjacent to the first sensor pattern sub-group in the first axis direction, and a fourth sensor pattern sub-group adjacent to the second sensor pattern sub-group in the first axis direction. The sensor pads belonging to the first and third sensor pattern sub-groups are electrically connected, and the sensor pads belonging to the second and fourth sensor pattern sub-groups are electrically connected. A sequence in which the sensor pads belonging to the first and third sensor pattern sub-groups are connected is different from that in which the sensor pads belonging to the second and fourth sensor pattern sub-groups are connected. | 11-28-2013 |
| 20130314371 | In-Cell Touch Display Panel Structure with Metal Layer for Sensing - An in-cell touch display panel structure with metal layer for sensing includes a first substrate, a second substrate, a liquid crystal layer, a black matrix layer and a sensing electrode layer. The first substrate and the second substrate are in parallel with each other and the liquid crystal layer is configured between the first substrate and the second substrates. The black matrix layer is composed of a plurality of opaque lines. The sensing electrode layer is disposed at one surface of the black matrix layer facing the liquid crystal layer. The sensing electrode layer is composed of a plurality of sensing conductive lines. The plurality of sensing conductive lines is disposed corresponding to positions of the plurality of opaque lines of the black matrix. | 11-28-2013 |
| 20130314368 | WAVEGUIDE-BASED TOUCH SYSTEM EMPLOYING INTERFERENCE EFFECTS - A touch system that employs interference effects is disclosed. The touch system includes first and second waveguides that have first and second optical paths that define an optical path difference. The first and second waveguides are configured so that a touch event deforms at least one of the waveguides in a manner that causes the optical path difference to change. The change in the optical path difference is detected by combining the light traveling in the two waveguides to form interfered light. The interfered light is processed to determine the occurrence of a touch event. The time-evolution of the deformation at the touch-event location can also be determined by measuring the interfered light over the duration of the touch event. | 11-28-2013 |
| 20130038574 | DEVICE AND METHOD FOR DETECTING TOUCH SCREEN - The invention discloses a full screen driven detection. A driving signal is simultaneously provided to all first conductive strips arranged in parallel in a first direction in a touch screen, and mutual capacitive signals are detected from all second conductive strips arranged in parallel in a second direction. The mutual capacitive signals can be used for determining whether an external conductive object coupled to the ground is touching or approaching the touch screen or not even if water or other conductive object not coupled to ground is on the touch screen. When the driving signal is simultaneously provided to all conductive strips arranged in the first direction, the driven signal is also simultaneously provided to a plurality of guarding conductive strips. The guarding conductive strips, the first conductive strips and the second conductive strips are exposed and separated from each other. | 02-14-2013 |
| 20130038562 | CAPACITIVE TOUCH PANEL AND RECOGNITION METHOD AND FABRICATION METHOD THEREOF - A capacitive touch panel and operating and fabrication methods thereof. The capacitive touch panel has a plurality of transmitter electrodes and a plurality of receiver electrodes. An electric field is formed by the receiver electrodes and the powered one of the transmitter electrodes. The changes, caused by the touch of a user, in the electric field are used in touch recognition. The receiver electrodes are all in a fork shape. For one receiver electrode, the teeth are spaced in a first distance. Note that adjacent teeth from different and adjacent electrodes are spaced apart by another distance. The second distance is greater than the first distance. | 02-14-2013 |
| 20130038565 | TOUCH SENSING INTEGRATED WITH DISPLAY DATA UPDATES - This disclosure provides systems, methods and apparatus for touch sensing on a display device. In one aspect, a method is provided for reducing electrical interference on a display including bi-stable display elements and touch sensing elements without a grounded shielding layer between display elements and touch sensing elements. The method may include placing at least a portion of an array of bi-stable display elements in a selected state with display driver circuitry, maintaining the display elements in the selected state, and obtaining a signal from a touch-sensing element using touch sensing driver circuitry different from the display driver circuitry when the display elements remain in the selected state. | 02-14-2013 |
| 20130038568 | TOUCH PANEL STRUCTURE AND MANUFACTURING METHOD THEREOF - A manufacturing method of a touch panel structure includes the following steps. A first conductive layer is formed on a mounting surface of a substrate, and the first conductive layer has multiple first electrodes. A first electrical-insulation layer is formed on the mounting surface of the substrate, and the first electrical-insulation layer covers each of the first electrodes of the first conductive layer. A second conductive layer is formed on the first electrical-insulation layer; the second conductive layer has multiple second electrodes, and each of the second electrodes crisscrosses each of the first electrodes. A second electrical-insulation layer is formed on the first electrical-insulation layer, and the second electrical-insulation layer covers each of the second electrodes of the second conductive layer. | 02-14-2013 |
| 20130038571 | CAPACITIVE TOUCH PANEL AND A METHOD OF MANUFACTURING THE SAME - The present invention relates to a touch technology and provides a capacitive touch panel which has low-visibility metal jumper. The touch panel comprises of a transparent substrate and at least one metal juniper. A mask layer, reflectance of which is lower than that of the metal jumper, is set between the metal jumper and the transparent substrate to block the light reflected by the metal jumper. The mask layer can reduce light reflection of the metal jumper so as to reduce visibility of the metal jumper. | 02-14-2013 |
| 20140192022 | DISPLAY CONTROL DEVICE, DISPLAY CONTROL METHOD AND PROGRAM - A proximity detection unit detects the proximity of a finger to a screen and outputs a proximity detection signal. A contact detection unit detects the contact of the finger to the screen and outputs a contact detection signal. On the basis of the proximity detection signal, a display control unit magnifies and displays a predetermined range around a proximity corresponding position. On the basis of the contact detection signal depending on the contact operation of the indicator for the predetermined range, the display control unit fixes the magnified display of the predetermined range and does not change the display position of the magnified predetermined range depending on the movement operation of the finger on the screen. | 07-10-2014 |
| 20130328829 | IN-CELL TOUCH DISPLAY PANEL SYSTEM WITH INCREASED ACCURACY OF TOUCH POSITIONS - An in-cell touch display panel system with increased accuracy of touch positions includes a panel display unit, a touch unit, a display unit power supply, and a touch unit power supply. The display unit power supply has a power supply end and a ground end for supplying power to the panel display unit. The touch unit power supply has a first switch, a second switch and an energy storage device. The first switch has one end connected to the power supply end and the other end connected to one end of the energy storage device. The second switch has one end connected to the ground end and the other end connected to the other end of the energy storage device. When the touch unit performs a touching detection, the first and second switches disconnect the energy storage device from the power supply end and the ground end. | 12-12-2013 |
| 20130328830 | TOUCH SCREEN PANELS - A touch screen panel includes a transparent substrate, a first sensing line and a second sensing line. The first sensing line includes first sensing cells arranged along a first direction and first connection patterns coupling the first sensing cells. The second sensing line includes second sensing cells arranged in a second direction substantially perpendicular to the first direction, and second connection patterns coupling the second sensing cells. At least one of the first and the second sensing cells includes openings and conductive patterns located in the openings. | 12-12-2013 |
| 20130328826 | TOUCH PANEL - A touch panel including multiple electrodes is provided. The electrodes form a sensing area and are disposed on a same plane. The sensing area has a first border and a second border that are substantially perpendicular to each other. The electrodes include one parallelogram electrode. The parallelogram electrode has two first sides parallel to the first border and two second sides parallel to neither the first border nor the second border. | 12-12-2013 |
| 20130328825 | DETECTION SYSTEM AND METHOD BETWEEN ACCESSORY AND ELECTRONIC DEVICE - Accurate and reliable techniques for determining information of an accessory device in relation to an electronic device are described. | 12-12-2013 |
| 20130328823 | TOUCH DEVICE AND OPERATING METHOD THEREOF - A touch device and an operating method thereof are provided. The operating method includes the following steps. A plurality of data baseline values of the touch panel is calibrated and set during an initialization of a touch panel. A plurality of touch data is obtained after scanning the touch panel. A plurality of touch values corresponding to the touch panel is calculated according to the data baseline values and the touch data. A touch point is detected according to the touch values. When the touch data is complied with a re-calibration requirement, the data baseline values are re-calibrated and reset. | 12-12-2013 |
| 20100238134 | CAPACITIVE SENSING USING A SEGMENTED COMMON VOLTAGE ELECTRODE OF A DISPLAY - An integrated display and touch sensor device comprises a plurality of display pixels and a processing system communicatively coupled with a plurality of common voltage electrode segments and with a plurality of receiver sensor electrodes. The plurality of display pixels is configured for displaying information on the display. The processing system is configured for driving a voltage transition onto a common voltage electrode segment of the plurality of common voltage electrode segments. The voltage transition provides a common voltage for refreshing at least one display pixel of the plurality of display pixels, and generates a first electrical signal on at least one receiver sensor electrode of the plurality of receiver sensor electrodes. The processing system is also configured for acquiring a first measurement of a capacitive coupling between the driven common voltage electrode segment and the at least one receiver sensor electrode by measuring the first electrical signal. | 09-23-2010 |
| 20100238133 | CAPACITIVE TOUCH PANEL - A capacitive touch panel including a first substrate and the elements disposed on the first substrate such as a plurality of first sensing series, a plurality of second sensing series, and a plurality of compensating patterns. Each of the first sensing series is formed by first electrodes serially connected through first connecting lines in a first direction, and each of the second series is formed by second electrodes serially connected through second connecting lines in a second direction intersecting the first direction. The first electrodes and the second electrodes are electrically insulated from one another. Each of the first electrodes is separated from one of the second electrodes by a gap in a horizontal direction parallel to the first substrate. The compensating patterns are located inside the gaps. | 09-23-2010 |
| 20140267158 | MULTIPLEXING AND DEMULTIPLEXING TO REDUCE DRIVE AND SENSE ELECTRODES FOR SINGLE LAYER TOUCH SENSORS - A system and method for using data from a single-layer touch sensor to track a single object by using a coded stimulus drive pattern in order to multiplex data onto a sense electrode, measure the sense electrode, and then demultiplexing information from the measurement of the sense electrode in order to obtain position information regarding at least one object on the touch sensor. | 09-18-2014 |
| 20140267141 | TOUCH SENSOR WITH COVER LENS - According to one embodiment, an apparatus comprises a substrate, a touch sensor, and a cover lens. The touch sensor is disposed on the substrate. A conductive mesh forms portions of the touch sensor, and the conductive mesh comprises fine lines of metal. The cover lens is coupled to the touch sensor and is at most 0.55 mm thick. | 09-18-2014 |
| 20140267156 | DISPLAY DEVICE AND ELECTRONIC APPARATUS - According to an aspect, a display device includes: a display unit that has a plurality of scanning signal lines to which a scanning signal is applied; a shift register that has a plurality of transfer circuits configured in a plurality of stages that perform a shift operation for temporarily storing a shift signal that has been input and sequentially transmitting the stored shift signal to a subsequent stage in synchronization with a clock signal having a discontinued period, and outputs the scanning signal to a scanning signal line corresponding to a transfer circuit that maintains the shift signal; and a signal line that transmits a holding potential signal for maintaining a potential of the shift signal to a transfer circuit that maintains the shift signal in the discontinued period of the clock signal. | 09-18-2014 |
| 20140267129 | CAPACITIVE-BASED TOUCH APPARATUS AND METHOD THEREFOR, WITH REDUCED INTERFERENCE - A touch-sensitive device that includes a touch surface circuit that facilitates a change in a coupling capacitance in response to a capacitance-altering touches occurring at the touch surface. The device includes a sense circuit that provides a signal, in response thereto, having transient portions for characterizing positive-going transitions towards an upper signal level and negative-going transitions towards a lower signal level. An amplification circuit is then used for amplifying and processing the signals, in response to the time-varying input parameters. The amplification circuit adjusts the gain for the transient portions relative to gain for portions of the response signals between the transient portions, and thereby suppresses RF interference, such as in the form of signal odd and/or even harmonics, to provide a noise filtered output for determining positions of capacitance-altering touches on the touch surface. | 09-18-2014 |
| 20140267137 | PROXIMITY SENSING USING DRIVEN GROUND PLANE - A method and apparatus for operating an input device having an array of capacitive sensor electrodes disposed on a substrate with a ground plane, and a proximity sensor electrode are disclosed herein. The input device includes a processing system configured to operate in an input mode and a proximity mode. When operating in the input mode, the processing system drives the ground plane to a grounding voltage and scans the array of capacitive sensor electrodes to detect input from an object in an active region of the input device. When operating in the proximity mode, the processing system drives a sensing signal on the ground plane, and optionally, one or more sensor electrodes of the array of capacitive sensor electrodes and receives a resulting signal from the proximity sensor electrode. The processing system generates an indication of an object presence in a second sensing region based on the resulting signal. | 09-18-2014 |
| 20140267161 | USER INTERFACE APPARATUS AND METHOD IN USER TERMINAL WITH A CAPACITIVE TOUCH INPUT SCHEME - A user interface apparatus and method in a user terminal that uses a capacitive touch input scheme are provided. The method includes monitoring an input signal that is generated by a touch on a touch panel; and in response to detecting an input signal generated by the touch, determining an area of the touch based on the input signal, and differently processing a selected command depending on the determined area. | 09-18-2014 |
| 20110134069 | LINEAR COMPENSATION METHOD OF TOUCH PANEL - A linear compensation method of a touch panel is utilized to a touch control computer system. According to the method, a compensation reference table, including reference temperatures and reference surface resistances at pre-determined reference points having known coordinates at the reference temperatures, is obtained at first. Then, a set of user calibration resistance at the pre-determined reference points is obtained through a user calibration process, so as to obtain ratios of the user calibration resistances to interpolation surface resistances as correction weights. Under different temperature, interpolation surface resistances corrected by utilizing the correction weight to derive the current correction surface resistances that are corrected and nearly identical to actual surface resistances. Therefore, relatively precise coordinates are obtained through resistance-coordinate conversion process. | 06-09-2011 |
| 20140253490 | 2D/3D SWITCHABLE AND TOUCH SENSITIVE DISPLAY AND METHOD FOR DRIVING THE SAME - A 2D/3D switchable and touch sensitive display, comprising a display panel with a plurality of pixels and a LC cell is disclosed. The LC cell is disposed on the display panel for providing 2D/3D switchable and touch sensitive function. The LC cell comprises a first substrate and a second substrate opposite to each other, a plurality of first electrodes disposed on the first substrate, a plurality of second electrodes disposed on the second substrate, and a liquid crystal layer disposed between the first electrodes and the second electrodes. The second electrodes interlaced with the first electrodes. The liquid crystal layer is controlled by a voltage between the first electrodes and the second electrodes for adjusting light path from the display panel and/or touch sensing. | 09-11-2014 |
| 20140253508 | TOUCH PANEL SYSTEM AND ELECTRONIC DEVICE - Provided is a touch panel system capable of reliably removing a wide variety of noises. The touch panel system ( | 09-11-2014 |
| 20130321328 | METHOD AND APPARATUS FOR CORRECTING PEN INPUT IN TERMINAL - A method of correcting touch input in a terminal is provided. The method includes detecting touched locations of a pen and a hand when a pen touch is input, determining a rotation direction of the terminal and a pen use type of a user by comparing and analyzing the detected touched location of the pen and the hand, and determining a correction value of the pen touch input corresponding to the determined rotation direction and pen use type. | 12-05-2013 |
| 20100231555 | CAPACITIVE SENSING APPARATUS - A capacitive sensor apparatus comprises a first sensing element and a second sensing element. The first sensing element has a length oriented along a first axis of a contactable capacitive sensing reference surface; has a substantially constant width along its length; and is configured to have varying capacitive coupling, along the first axis, to an object proximate to the contactable capacitive sensing reference surface. The second sensing element has a length oriented along the first axis; has substantially constant width along its length; and is configured to have varying capacitive coupling, along the first axis, to the object proximate to the contactable capacitive sensing reference surface. The first sensing and second sensing elements are conductive and are configured to provide information corresponding to a spatial location of the object relative to the first axis. | 09-16-2010 |
| 20100231554 | DISPLAY DEVICE - A display device incorporating a touch panel that can be made thinner than a conventional one and requires no countermeasure against misalignment in overlapping is provided by incorporating a touch panel. The display device incorporating a touch panel includes a display panel having a first substrate and a second substrate. The second substrate has a conductive light shielding film formed in a grid pattern on a surface on the opposite side from an observer. The conductive light shielding film is used as a touch panel electrode of electrostatic capacitive coupling system. The conductive light shielding film has a shape with four corners. The corners of the conductive light shielding film are connected to a touch position detection circuit. The display panel has four conductive members. The first substrate has four connecting portions each connected to each of the corners of the conductive light shielding film via each of the conductive members, four terminals connected to the touch position detection circuit, and wires each connecting each of the connecting portions with each of the terminals. The conductive member is a conductive bead. | 09-16-2010 |
| 20100231553 | INFORMATION INPUT DEVICE, IMAGE FORMING APPARATUS, POSITION DETERMINATION METHOD, AND POSITION DETERMINATION PROGRAM - Disclosed is an information input device including a touch panel in which a display screen for displaying operations information is integrated with a sensor unit and to which the operations information is input when the display screen is touched with a predetermined unit, the sensor unit having plural sensors, which are capable of measuring a capacitance at a front surface of the display screen, arranged in a staggered manner such that three of the plural sensors adjacent to each other are arranged at positions corresponding to apices of a regular triangle; and a position determination unit that determines a position touched with the predetermined unit on the display screen in accordance with levels of the capacitances detected with the three adjacent sensors in a region of the regular triangle formed by the three adjacent sensors among the plural sensors constituting the sensor unit. | 09-16-2010 |
| 20130328828 | GLOVE TOUCH DETECTION FOR TOUCH DEVICES - Apparatuses and methods of glove touch detection are described. One method performs a first scan to detect an object proximate to a sense array. The first scan comprises a first sensitivity parameter. The method compares touch data from the first scan against a plurality of thresholds. The method performs a second scan to detect a touch event when the first scan's touch data exceeds a glove saturation threshold of the plurality of thresholds. The second scan comprising a second sensitivity parameter that is different than the first sensitivity parameter. The method reports a glove touch event when the first scan's touch data does not exceed the glove saturation threshold and exceeds a glove-reporting threshold of the plurality of thresholds. | 12-12-2013 |
| 20150035785 | ELECTRONIC DEVICE AND METHOD OF DETECTING TOUCHES ON A TOUCH-SENSITIVE DISPLAY - A method includes, during a touch-detecting scan of a touch sensitive display, applying a first plurality of pulses to a first drive electrode coupled to a controller by a first conductor, and applylng a second plurality of pulses to a second drive electrode coupled to the controller by a second conductor that is longer than the first conductor. The second plurality is greater in quantity than the first plurality. | 02-05-2015 |
| 20130106773 | INFORMATION PROCESSING APPARATUS | 05-02-2013 |
| 20140267131 | PROXIMITY SENSING - A processing system for capacitance sensing includes a sensor module and a determination module. The sensor module includes sensor circuitry coupled to sensor electrodes, the sensor module configured to generate sensing signals received with the sensor electrodes. The determination module is connected to the sensor electrodes and configured to obtain, for a predetermined timeframe, a profile from the sensing signals, obtain, for the predetermined timeframe, a noise statistic, and calculate, for the predetermined timeframe, a data signal statistic for the predetermined timeframe using the profile. The determination module is further configured to calculate a signal to noise ratio (SNR) by dividing the data signal statistic by the noise statistic. When the SNR satisfies a predetermined detection threshold, an input object is detected in a sensing region of the capacitance sensing input device. | 09-18-2014 |
| 20140267136 | Touch Sensitive Surface with Recessed Surface Feature for an Electronic Device - An electronic device ( | 09-18-2014 |
| 20140247245 | METHOD FOR TRIGGERING BUTTON ON THE KEYBOARD - A method for triggering button is disclosed, which includes receiving a pressing signal that allows the keyboard to obtain a location information and a plurality of reference according to the pressing signal. A variation is calculated by the plurality of reference values and a button state is obtained according to a preset rule. When the button state is at a touch state, a prompt signal is sent to indicate the location information. When the button state is at a press-down state, the location information is to be determined. Thus, the different predetermined conditions can simulate at least three button states such as a touch state, a press-down state and a non-touch state of the traditional mechanical keyboard. | 09-04-2014 |
| 20130328821 | SYSTEM AND METHOD FOR GRADIENT IMAGING SENSORS - A processing system for an input device includes a transmitter module, a receiver module, and a determination module. The transmitter module, which includes transmitter circuitry, is coupled to a plurality of transmitter electrodes and configured to drive a first end of a first transmitter electrode of the plurality of transmitter electrodes to produce a first voltage gradient across the first transmitter electrode. The receiver module is configured to receive a plurality of resulting signals with a plurality of receiver electrodes, the plurality of resulting signals each comprising effects of the first voltage gradient. The determination module is configured to determine a two-dimensional capacitive image based on the plurality of resulting signals, and determine positional information for a first input object located within a sensing region based on the capacitive image. | 12-12-2013 |
| 20110096022 | SYSTEM AND METHOD FOR TOUCH PANEL HOTKEY FUNCTION - A hotkey management system and a method executes hotkey function of an electronic device having a touch panel. The system can define a number of virtual blocks of the touch panel and divide a plurality of virtual block sets and set the hotkey functions corresponding to the virtual block sets. Different combination of virtual blocks represent different hotkey functions. The user contacts some virtual blocks of the touch panel and the virtual block set is active by analyzing the at least two coordinate values according to the contacts. The hotkey management system can execute the corresponding function according to the analyzed coordinate values. | 04-28-2011 |
| 20120194476 | TOUCH PANEL CAPABLE OF MULTI-TOUCH SENSING, AND MULTI-TOUCH SENSING METHOD FOR THE TOUCH PANEL - Provided are a touch panel capable of detecting a multi-touch and a multi-touch detecting method thereof. Since the touch panel and the multi-touch detecting method thereof can measure and store each resistance of a plurality of first and second touch pads varied depending on the touch position of a contact object and capacitance of the contact object using a variation in detection time to determine an actual touch position of the contact object, it is possible to determine the actual touch position even when a ghost pattern occurs. | 08-02-2012 |
| 20140340360 | Display Device with Touch Panel - A display device with a touch panel includes the touch panel having a first substrate having a detection area to detect a coordinate and an outside area in which at least one external terminal is formed, a plurality of first lines to detect the coordinate in the detection area, a plurality of second lines to detect the coordinate in the detection area, wherein each of the plurality of first lines traverse each of the plurality of second lines. An organic emitting display panel is arranged under the touch panel, and a circular polarizing plate arranged at a side of the touch panel opposite to the organic emitting display panel. The organic emitting display panel, the touch panel, and the circular polarizing plate are arranged in this order. | 11-20-2014 |
| 20140340357 | VISUAL INTERFACE SYSTEM - A visual interface system includes an operation apparatus and a passive matrix display apparatus. The passive matrix display apparatus includes a first substrate, a display surface and a second substrate. The display surface is located at a first side of the first substrate, and the second substrate is disposed opposite to the first substrate and located at a second side of the first substrate relatively opposite to the first side. When the operation apparatus is operated on the display surface of the passive matrix display apparatus, an encoded signal is coupled to the operation apparatus from the passive matrix substrate. The operation apparatus receives the encoded signal to obtain a transmission signal. The visual interface system can achieve the touch input function without configuring an additional touch panel, and is equipped with the near field communication (NFC) function. | 11-20-2014 |
| 20140340348 | ORGANIC LIGHT-EMITTING DISPLAY PANEL - An organic light-emitting display panel includes a display area including pixels configured to display content, and a touch key area including at least one touch key configured to facilitate detection of a touch interaction. | 11-20-2014 |
| 20160117053 | GESTURE RECOGNITION USING NEURAL NETWORKS - An apparatus, method, and a computer program is provided for gesture recognition using neural networks. An initial point is recorded when a user presses a finger on a screen. Subsequent points are recorded and an angle is calculated from point to point as the user periodically moves the finger. A set of the calculated angles are compared with an ideal angle in order to recognize the gesture. | 04-28-2016 |
| 20160117054 | COORDINATE INPUT DEVICE AND DISPLAY DEVICE INCLUDING THE SAME - A coordinate input device includes: a coordinate input unit having a plurality of first detection electrodes and a plurality of second detection electrodes; an electrode drive circuit that applies a drive signal to one or more of the detection electrodes; a detection circuit that detects a signal of the first and/or second detection electrode; a selection circuit for selecting one or more of the detection electrodes to which the drive signal is not applied from among the detection electrodes which are disposed in parallel to the detection electrodes to which the drive signal is applied, as a reference electrode; a detection circuit for detecting a signal of the selected reference electrode; an input coordinate computing circuit for correcting a detection result of the detection circuit on the basis of the detected capacitance of the reference electrode and for calculating an input coordinate from the corrected detection result. | 04-28-2016 |
| 20160117049 | CAPACITIVE SENSING DEVICE - A driving signal is applied to a plurality of driving electrodes using the driving matrix illustrated in FIG. | 04-28-2016 |
| 20160117048 | Background Light Detection for Optical Navigation Systems - A method of operating an optical navigation system which includes disabling a light source to measure the ambient or external light level, comparing the measurement to a threshold level to determine whether the ambient light would cause false detection and light induced motion, and adjusting sensing parameter(s) to mitigate the effect of the ambient light. | 04-28-2016 |
| 20160117047 | MULTIPLE CONTROLLER COMMUNICATION METHOD FOR ACTIVE STYLUS DATA ACQUISITION - An electronic device may include a first controller associated with some channels of a digitizer having channels configured to receive a signal from a stylus, and with each channel having a direction. A second controller may be associated with channels of the digitizer not associated with the first controller. The first controller may scan for the signal at each channel associated with the first controller, and based on acquisition of the signal at a given channel associated with the first controller, calculate a property of the signal. The first controller may send the calculated property and the direction of the given channel to the second controller. The first controller and the second controller may scan for the signal at each channel having the direction of the given channel, at acquisition intervals based upon the calculated property. | 04-28-2016 |
| 20160117044 | CONTROL MECHANISM FOR TOUCH DISPLAY APPARATUS - A touch display apparatus is provided. The touch display apparatus includes: a touch display panel and a controller. The touch display panel includes a plurality of sensing electrodes, wherein the plurality of sensing electrodes have a plurality of transmitting (Tx) electrodes and a plurality of receiving (Rx) electrodes. The controller is configured to control the touch display panel and the controller the controller alternately switches the Tx electrodes and the Rx electrodes to couple to the ground or high impedance using a first control path and a second control path, wherein the first control path controls the odd-numbered portion of the Tx electrodes and Rx electrodes, and the second control path controls the even-numbered portion of the Tx electrodes and Rx electrodes. | 04-28-2016 |
| 20160117043 | TOUCH DEVICE AND METHOD OF CONTROLLING THE SAME - A touch device includes a first touch input receiving a touch and a second touch input acquiring a capacitance which occurs when the touch is inputted to the first touch input. A controller is configured to detect the touch inputted to the first touch input and to detect the acquired capacitance. The controller change touch sensitivity of the first touch input according to the detected capacitance. | 04-28-2016 |
| 20160117040 | TOUCH DISPLAY APPARATUS AND METHOD FOR DETECTING TOUCH POINT THEREOF - A touch display apparatus and a method for detecting a touch point thereof are provided. The method for detecting a touch point includes the following steps. In a first touch detecting period, a first driving signal is provided sequentially to a plurality of first touch electrodes so that a plurality of first detecting signals are received from a plurality of second touch electrodes, and a first touch reference point is determined accordingly. In a second touch detecting period, when the first touch reference point is detected, capacitance variations of the first touch electrodes and the second touch electrodes are detected to obtain a plurality of second detecting signals and a plurality of third detecting signals, and a first real touch point is determined accordingly. | 04-28-2016 |
| 20160117036 | Position-Sensing and Force Detection Panel - Disclosed is a touch position sensor. Force detection circuitry can be included with the position sensor, for example, to determine an amount of force applied to a touch panel of the sensor. | 04-28-2016 |
| 20160117034 | SCANNED PIEZOELECTRIC TOUCH SENSOR DEVICE - Embodiments of the disclosure generally provide an integrated input device that is configured to sense the position and amount of force applied by input objects that are in contact with an input region of an input device. The input device is generally configured to sense the position and amount of force applied by an input object that is in contact with the input region using a piezoelectric material. The input device generally includes a plurality of electrodes that are positioned to measure an electrical characteristic of the piezoelectric layer at different points within the input region to determine the position and/or amount force applied by the input object(s). The input device may also include one or more components that are able to simultaneously or sequentially sense the position of an input object using a touch sensing technique that does not rely on the electrical properties of the piezoelectric material to sense the position of the input object. | 04-28-2016 |
| 20160117031 | TOUCH PANEL AND TOUCH PANEL-INTEGRATED ORGANIC LIGHT EMITTING DISPLAY DEVICE - Provided is a touch panel-integrated organic light emitting display device. The touch panel-integrated organic light emitting display device includes an upper substrate, a lower substrate and a touch panel positioned between the upper substrate and the lower substrate. The touch panel includes an array of first touch electrodes connected in a first direction under the upper substrate, an array of second touch electrodes, in a same plane as the first touch electrodes, connected in a second direction perpendicular to the first direction under the upper substrate, a plurality of connection electrodes connecting the second touch electrodes in the second direction, and at least one of the first and second touch electrodes includes a touch detection part and a floating part electrically isolated from the touch detection part. | 04-28-2016 |
| 20160117028 | WIRING FILM FOR TOUCH PANEL SENSORS, AND TOUCH PANEL SENSOR - This interconnection film for touch panel sensors is configured of a laminate structure that is composed of a first layer which is formed on a transparent conductive film and is comprising pure Cu or a Cu alloy that is mainly composed of Cu, and a second layer which is formed on the first layer and is formed of pure Al or an Al alloy that contains at least one element selected from a group consisting of Ta, Nd and Ti in an amount of 10 atomic % or smaller. | 04-28-2016 |
| 20160117026 | DISPLAY DEVICE - Provided herein is a display device including a display unit for displaying an image, the display unit including light emitting regions; a touch sensor arranged on a rear surface of the display unit; and a coil unit arranged on a front surface of the display unit, and including a plurality of auxiliary coils. | 04-28-2016 |
| 20160117024 | SMARTPHONE - A smartphone includes a cover layer; an LCD panel which is located under the cover layer and includes a liquid crystal layer, and a first glass layer and a second glass layer between which the liquid crystal layer is placed, wherein at least a portion of a touch sensor which senses touch in a capacitive manner is located between the first glass layer and the second glass layer; a backlight unit which is located under the LCD panel; a pressure electrode which is located under the backlight unit; and a shielding member which is located under the pressure electrode. | 04-28-2016 |
| 20100214261 | LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal display device includes a pixel array substrate having signal lines and scan lines arranged in a matrix, and pixel circuits arranged at intersections of the signal and scan lines. A touch panel is attached on the counter substrate to draw pictures or characters on a display panel. A first voltage generation circuit generates an analog pixel voltage applied to the signal lines and a second voltage generation circuit generates a counter electrode voltage applied to the counter electrode. A settling adjustment circuit adjusts a settling time of at least one of the analog pixel voltage and the counter electrode voltage. | 08-26-2010 |
| 20100214263 | TOUCH PANEL WITH DISCONTINUOUS CHAIN OF RESISTANCES - The disclosure is related to a touch panel with discontinuous chain of resistances. It is formed by an internal series of electrodes of the conducting layer formed by a chain of discontinuous resistances. The design of the chain of discontinuous resistances can compensate for the voltage compensation by the voltage drop generated by the distance of chain of electrodes wherein the chain of discontinuous resistances is located at the interface of the series electrodes, and the length chain of discontinuous resistances is calculated by the specific equation. | 08-26-2010 |
| 20160117023 | TOUCH SCREEN LIQUID CRYSTAL DISPLAY - Disclosed herein are liquid-crystal display (LCD) touch screens that integrate the touch sensing elements with the display circuitry. The integration may take a variety of forms. Touch sensing elements can be completely implemented within the LCD stackup but outside the not between the color filter plate and the array plate. Alternatively, some touch sensing elements can be between the color filter and array plates with other touch sensing elements not between the plates. In another alternative, all touch sensing elements can be between the color filter and array plates. The latter alternative can include both conventional and in-plane-switching (IPS) LCDs. In some forms, one or more display structures can also have a touch sensing function. Techniques for manufacturing and operating such displays, as well as various devices embodying such displays are also disclosed. | 04-28-2016 |
| 20160117022 | Touch Sensor Assembly And Refrigerator Door With Touch Sensor Assembly And Method For Manufacturing The Same - Provided are a touch sensor assembly that is maintained in a state in which the touch sensor is closely attached to an exterior member to accurately detect displacement when touch manipulation is performed to improve a recognition rate, a refrigerator door including a touch sensor assembly that is capable of preventing a sensor control part from being damaged by static electricity and having an improved front outer appearance, and a method for manufacturing the refrigerator door. | 04-28-2016 |
| 20160117020 | Electronic Device - The accuracy of reading characteristics or data of pixels or memory cells in a matrix device is increased. An electronic device includes a plurality of drive lines, a sense line intersecting the drive lines, a plurality of element devices provided at intersections thereof, a detecting circuit, a decoder, and a driver. The detecting circuit can detect a first physical quantity of the sense line and transmit a digital signal obtained by digitizing the first physical quantity to the decoder. Each of the element devices can change the first physical quantity of the sense line in accordance with a signal of the corresponding drive line. The driver can transmit coded signals based on a Hadamard matrix to the decoder and the drive lines. The decoder can perform arithmetic processing with use of the coded signals and the digital signal and calculate values based on second physical quantities of the element devices. | 04-28-2016 |
| 20160117019 | TOUCH PANEL SYSTEM AND ELECTRONIC DEVICE - In a touch panel system ( | 04-28-2016 |
| 20160041675 | IN-CELL TOUCH SCREEN AND DRIVE METHOD THEREOF - The present invention provides an in-cell touch screen and a drive method thereof. The in-cell touch screen comprises a first substrate and a first electrode layer provided above the first substrate, wherein, the first electrode layer comprises touch control drive electrodes, touch control sensing electrodes and touch control amplification electrodes, which are mutually insulated, the touch control amplification electrodes are provided in a gap between the touch control drive electrodes and the touch control sensing electrodes, during a display phase, at least the touch control drive electrodes and the touch control sensing electrodes are applied with a common voltage, and during a touch control phase, the touch control drive electrodes are applied with a touch control drive signal, and the touch control sensing electrodes output touch control sensing signals. | 02-11-2016 |
| 20160041663 | Electronic Device Display With Array of Discrete Light-Emitting Diodes - An electronic device may include a display. The display may be formed by an array of light-emitting diodes mounted to the surface of a substrate. The substrate may be a silicon substrate. Circuitry may be located in spaces between the light-emitting diodes. Circuitry may also be located on the rear surface of the silicon substrate and may be coupled to the array of light-emitting diodes using through-silicon vias. The circuitry may include integrated circuits and other components that are attached to the substrate and may include transistors and other circuitry formed within the silicon substrate. Touch sensor electrodes, light sensors, and other components may be located in the spaces between the light-emitting diodes. The substrate may be formed from a transparent material that allows image light to reach a lens and image sensor mounted below the substrate. | 02-11-2016 |
| 20160041650 | DEVICE FOR CONTACTLESS INTERACTION WITH AN ELECTRIC AND/OR COMPUTER APPARATUS, AND APPARATUS EQUIPPED WITH SUCH A DEVICE - A device is provided for interacting without contact, via at least one command object, with a user appliance, including at least one first and one second part which, in use, form between them a non-zero angle, the device including:
| 02-11-2016 |
| 20160041659 | TOUCH PANELS AND FABRICATION METHODS THEREOF - A touch panel is provided. The touch panel includes a plurality of first electrodes disposed on a substrate. The first electrodes are parallel to each other and extend along a first direction. A conductive photoresist film including a plurality of second electrodes and an insulating photo-sensitive material layer is disposed on the first electrodes. The second electrodes are parallel to each other and extend along a second direction perpendicular to the first direction. The insulating photo-sensitive material layer is disposed between the first and second electrodes. Furthermore, a fabrication method of a touch panel is also provided. The method includes using a conductive photoresist film to form the touch panel. | 02-11-2016 |
| 20160041653 | DEVICE AND METHOD FOR PROXIMITY SENSING WITH FORCE IMAGING - Methods, systems and devices are described for operating an electronic system which includes a first plurality of sensor electrodes disposed in a first layer and configured to detect input objects at an input surface of the input device, the first plurality of sensor electrodes including a first subset of transmitter electrodes; a second plurality of sensor electrodes configured to detect a force imparted to the input surface and configured for capacitive coupling with the first subset of transmitter electrodes; and a compressible dielectric configured to compress in response to force applied to the input surface. The capacitive coupling between the transmitter electrodes and the second plurality of sensor electrodes is configured to vary in response to the applied force. | 02-11-2016 |
| 20160041651 | TOUCH SCREEN, TOUCH PANEL, DISPLAY, AND ELECTRONIC EQUIPMENT - A touch screen according to the present invention includes: a transparent substrate; a plurality of row-direction wirings and a plurality of column-direction wirings provided on the transparent substrate, the row-direction wirings and the column-direction wirings intersecting via an inter-layer insulating film with each other in a stereoscopic view; a plurality of lead-out wirings each provided to be electrically extended from each of first ends of the said row-direction wirings and the column-direction wirings; and a shield wiring provided to surround in a planar view the row-direction wirings, the column-direction wirings, and the lead-out wirings, wherein the row-direction wirings, the column-direction wirings, and the shield wiring have comb-teeth parts which are formed to have comb-teeth shapes such that distances from the shield wiring to the row-direction wirings and the column-direction wirings are small at predetermined parts. | 02-11-2016 |
| 20160041649 | TRANSPARENT CONDUCTIVE SUBSTRATE PRODUCTION METHOD AND TRANSPARENT CONDUCTIVE SUBSTRATE - [Problem] To provide: a method for producing a transparent conductive substrate that is suitable for a capacitive touch panel having high pattern recognition performance by simple processes; and a transparent conductive substrate. [Solution] First electrode regions ( | 02-11-2016 |
| 20160041648 | Capacitive Baselining - A force sensing device for electronic device. The force inputs may be detected by measuring changes in capacitance, as measured by surface flex of a device having a flexible touchable surface, causing flex at a compressible gap within the device. A capacitive sensor is responsive to changes in distance across the compressible gap. The sensor can be positioned above or below, or within, a display element, and above or below, or within, a backlight unit. The device can respond to bending, twisting, or other deformation, to adjust those zero force measurements. The device can use measure of surface flux that appear at positions on the surface not directly the subject of applied force, such as when the user presses on a part of the frame or a surface without capacitive sensors. | 02-11-2016 |
| 20160041646 | TOUCH SCREEN PANEL AND FABRICATION METHOD THEREOF - A touch screen panel includes a touch substrate, and a sensing electrode on the touch substrate, the sensing electrode recognizing a touch of a user and having a first sensing insulation layer on the touch substrate, the first sensing insulation layer having a first refractive index, a second sensing insulation layer on the first sensing insulation layer, the second sensing insulation layer having a second refractive index lower than the first refractive index, and the second sensing insulation layer including metal, and a sensing transparent conductive layer on the second sensing insulation layer. | 02-11-2016 |
| 20160041647 | TOUCH SCREEN PANEL FABRICATION METHOD AND TOUCH SCREEN PANEL - A method for fabricating a touch screen panel includes forming a metal layer on a substrate, and patterning the metal layer to form a metal pattern including a pad metal layer, a wiring metal layer, a connection metal layer, and a sensing metal layer including metal lines having a mesh shape. The method also includes forming a first transparent conductive layer on the substrate, forming an insulation layer on the first transparent conductive layer, patterning the insulation layer to form a wiring insulation layer, a connection insulation layer, and a sensing insulation layer, patterning the first transparent conductive layer to form a peripheral wiring, a connector, and a sensing electrode; forming a second transparent conductive layer on the substrate including the peripheral wiring, the connector, and the sensing electrode; and patterning the second transparent conductive layer to form a pad area and a bridge. | 02-11-2016 |
| 20160041642 | TOUCH PANEL AND DRIVING METHOD THEREOF, DISPLAY DEVICE - The present invention discloses a touch panel, a driving method thereof, and a display device. The touch panel comprises an array substrate and a color filter substrate arranged oppositely, and a liquid crystal layer formed therebetween, the array substrate comprises gate lines, data lines and pixel units each formed by adjacent gate lines and adjacent data lines arranged crosswise, each pixel unit comprises a thin film transistor and a pixel electrode, and the color filter substrate comprises common electrodes; the pixel electrodes are used for loading data signals through the data lines in a display period, and loading driving signals through the data lines in a touch-control period; and the common electrodes are used for loading common electrode signals through common electrode lines in the display period, and outputting sensing signals through the common electrode lines in the touch-control period. | 02-11-2016 |
| 20160117017 | High voltage, High-sensitivity Self-capacitance Sensing - Apparatuses and methods of high-voltage capacitance-sensing circuits are described. One apparatus includes a capacitance-sensing circuit coupled to a capacitive-sense array of electrodes. The capacitance-sensing circuit includes a self-capacitance sensing channel, a first voltage source (e.g., a low-voltage drive source) to drive a reference voltage, and a second voltage source (e.g., high-voltage drive source) to drive a sensing voltage. The sensing voltage is greater in magnitude than the reference voltage. The capacitance-sensing circuit also includes 1) a first set of switches to selectively couple the self-capacitance sensing channel or the second voltage source to a sensing electrode of the capacitance-sensing array; and 2) a second set of switches to selectively couple the first voltage source or the second voltage source to a shielding electrode of the capacitance-sensing array. | 04-28-2016 |
| 20160117016 | HIGH-TRANSPARENCY AND HIGH-SENSITIVITY TOUCH PATTERN STRUCTURE OF CAPACITIVE TOUCH PANEL - A high-transparency and high-sensitivity touch pattern structure of capacitive touch panel is formed on a surface of a substrate. A plurality of first conductive groups are horizontally arranged along a first direction. Each first conductive group has a plurality of first conductive units. Each first conductive unit is composed of one first conductive zigzag line and one first straight line. A plurality of second conductive groups are horizontally arranged along the first direction. Each second conductive group has a plurality of second conductive units. Each second conductive unit is composed of one second conductive zigzag line. The plurality of first conductive units and the plurality of second conductive units form an array of capacitive sensors. | 04-28-2016 |
| 20160117015 | MICROELECTROMECHANICAL VIBRATION SENSOR - A microelectromechanical vibration sensor includes: a first chamber; a second chamber; a semiconductor membrane between the first chamber and the second chamber; a reference electrode, capacitively coupled to the membrane; and a package structure, which encapsulates and insulates acoustically from the outside world the first chamber, the second chamber, and the membrane. | 04-28-2016 |
| 20160041438 | ARRAY SUBSTRATE, DISPLAY DEVICE AND DRIVING METHOD THEREOF - The invention provides an array substrate, a display device and a driving method thereof. The array substrate comprises a plurality of gate lines and data lines, the gate lines and the data lines define a plurality of pixel units arranged in an array, each of which comprises a common electrode and a pixel electrode, wherein the common electrodes of at least part of the pixel units are formed as touch driving electrodes, at least part of the data lines are formed as touch sensing electrodes, wherein the touch driving electrodes and the touch sensing electrodes are insulated from each other; the touch driving electrodes are applied with common voltages during a display period, and are applied with touch scan signals during a touch period; and the touch sensing electrodes are applied with data signals during the display period, and generate and output coupling signals during the touch period. | 02-11-2016 |
| 20160117014 | Analog Elimination Of Ungrounded Conductive Objects In Capacitive Sensing - In a method for performing a touch determination with a capacitive sensor, a self capacitance measurement of a capacitive sensor is initiated, wherein at the same time a mutual capacitance measurement including the capacitive sensor is performed. Such a method can be performed such that the self capacitance measurement and the mutual capacitance measurement differentially cancel with ungrounded conductive objects approaching or touching the capacitive sensor and additively combine for grounded objects approaching or touching the capacitive sensor. | 04-28-2016 |
| 20160117013 | Touch Panel - The present disclosure relates to a touch panel, the touch panel comprising: a substrate; one or a plurality of infrared light-emitting devices; an infrared total reflection coverplate that is deformable in response to a touch of a touching object; an infrared sensing layer comprising at least one sensing wire in a first direction and at least one sensing wire in a second direction, wherein the sensing wires in the first direction and the sensing wires in the second direction are insulated from each other and are made of photoconductive material sensitive to the infrared light emitted from the infrared light-emitting device; and a detecting unit for detecting the electric current through or the voltage across each of the sensing wires in the first direction and each of the sensing wires in the second direction, and determining the touched region of the touching object according to a change of the electric current and/or the voltage. | 04-28-2016 |
| 20160117012 | Capacitive Touch Panel and Display Device - A capacitive touch panel and a display device are provided. The touch panel includes a plurality of first electrodes disposed in a first electrode layer, and a plurality of second electrodes corresponding to the plurality of first electrodes and disposed in a second electrode layer; a first gap is formed between adjacent the first electrodes, and a second gap is formed between adjacent the second electrodes; and an orthographic projection of each second gap on the first electrode layer overlaps a part or all of the first gap to which the second gap corresponds and a part of at least one of the first electrodes. The touch panel can make it not easy for a user to observe electrode patterns and thereby improve the visual effect of the touch panel. | 04-28-2016 |
| 20160117011 | SURFACE CAPACITIVE TOUCH PANEL AND METHOD OF DETERMINING TOUCH COORDINATE POSITION - A surface capacitive touch panel including a panel body, four electrodes, a power supply module, a grounding and measuring module, and a computation control module. The electrodes are disposed on four sides of the panel body, respectively, and each have a first end portion and a second end portion. In response to a control signal, the power supply module selects one of the electrodes to function as an electrode under test. The power supply module connects with the first end portion of the electrode under test to supply a power to the electrode under test. The grounding and measuring module connects with the second end portion of the electrode under test to create a grounded loop for measuring currents under test. The computation control module computes touch coordinate positions with values of currents under test measured at the electrodes. Hence, single-touch and multi-touch coordinate positions are accurately determined. | 04-28-2016 |
| 20160117010 | CONDUCTOR PATTERN STRUCTURE OF CAPACITIVE TOUCH PANEL - Disclosed is a conductor pattern structure of a capacitive touch panel. The structure contains two conductor assemblies with different directions, and each conductor assembly includes a number of conductive cells that are interconnected by conduction lines. Conductor assemblies with different directions are separated by an insulating material. An electrical field and induced capacitors are generated between adjacent conductor assemblies with different directions when giving control signals. Then the touched location is detected. The capacitive induced layer structure also contains a number of floating induced cells, distributed among the adjacent conductive cells. The floating induced cells generate new induced capacitors without connecting to any conduction lines and requiring any control signals. Therefore, the structure has advantages of improving the distribution of the electrical field and enlarging the touch sensing area. | 04-28-2016 |
| 20160117001 | PORTABLE ELECTRONIC DEVICE WITH AN SMT TOUCH PAD - A portable electronic device with an SMT touch pad comprises a main printed circuit board and an SMT touch pad. The main printed circuit board has a top surface arranged thereon an SMT area, and a bottom surface, wherein the SMT area has a plurality of conductive pads arranged in a first pattern. The SMT touch pad has a touch surface and a mounting surface formed thereon a plurality of conductive pads with solder arranged in a second pattern that is a mirror of the first pattern on the main printed circuit board. The mounting surface of the SMT touch pad is placed onto the top surface of the main printed circuit board and the SMT touch pad is soldered onto the SMT area of the main printed circuit board. | 04-28-2016 |
| 20160116997 | INPUT SYSTEM AND METHOD FOR DETECTING TOUCH USING THE SAME - An input system includes an input pen for interfacing with a touchscreen of a display panel. The input pen includes a conductive tip. A switching unit of the pen connects the conductive tip to a receiving unit and a driving unit. The receiving unit receives touchscreen driving signals from the touchscreen through the conductive tip. The driving unit generates pen driving signals transferred to the touchscreen through the conductive tip. The input pen also include a signal processing unit to calibrate timing of the pen driving signal by synchronizing the pen driving signal with the touchscreen driving signal. To enable touch detection, the conductive tip is positioned to contact or approach the touchscreen, the touchscreen driving signal is received from the touchscreen via the conductive tip. The pen driving signal is generated and transferred to the touchscreen via the conductive tip. | 04-28-2016 |
| 20140362037 | CAPACITANCE SENSING CIRCUIT AND POWER SUPPLYING APPARATUS UTILIZING THE CAPACITANCE SENSING CIRCUIT - A capacitance sensing circuit, comprising: a first voltage source; a first switch, wherein the first voltage source charges a sensing capacitor to a first voltage when the first switch is conductive; a base capacitor; a second voltage source; a second switch, wherein the second voltage source charges the base capacitor to a second voltage when the second switch is conductive, where the first switch and the second switch are simultaneously conductive via a control signal; a first comparator, for outputting a first comparing result according to a voltage difference between a sensing voltage on the sensing capacitor and a base voltage on the base capacitor, and a voltage difference between the first voltage and the second voltage; and a voltage holding circuit, for keeping the base voltage at a reference voltage. | 12-11-2014 |
| 20140362031 | TOUCH DISPLAY APPARATUS - A touch display apparatus is provided. The touch display apparatus includes a display touch screen including a first substrate, a second substrate, a liquid crystal layer and multiple pixel units, the display touch screen includes multiple common electrodes arranged in a two-dimensional array; and a display touch control circuit including a display control circuit and a touch control circuit. The display touch control circuit is connected to the multiple common electrodes through wires in such a way that the multiple common electrodes are connected to a common level provided to the display control circuit in the case of a display is performed, and each of the multiple common electrodes is connected to the touch control circuit as a touch sensing electrode in the case of a touch sensing is performed. | 12-11-2014 |
| 20130076691 | Method for Transmitting and Detecting Touch Sensing Signals and Touch Device Using the Same - A method for transmitting and detecting touch sensing signals in a touch device having a set of parallel conducting lines includes: providing a work signal and a touch sensing signal to a selected portion of the conducting lines that serve as touch sensing lines and that cooperate to define a touch sensing area; and detecting the touch sensing lines to obtain a detecting signal that corresponds to the touch sensing signal and that indicates occurrence of a touch event, so as to determine at least one of a position and an intensity of the touch event. For each of the touch sensing lines, the work signal is provided during a first time interval and the touch sensing signal is provided during a second time interval. | 03-28-2013 |
| 20130076687 | TOUCH PANEL AND DISPLAY DEVICE - According to one embodiment, a touch panel includes first interconnections, second interconnections, sensor units and a control unit. The first interconnections are arranged along a first direction, and extend along a second direction intersecting with the first direction. The second interconnections are arranged along a third direction intersecting with the first direction, and extend along a fourth direction intersecting with the third direction. The sensor units are provided in intersection portions of the first and second interconnections, include first and second ferromagnetic layers, and an intermediate layer, allow a current to be passed, and have one end connected to the first interconnections and another end connected to the second interconnections. The control unit is connected to the first and second interconnections. An electric resistance of the sensor units changes in accordance with a stress applied. The control unit senses a change in the electric resistance. | 03-28-2013 |
| 20110248956 | METHOD AND APPARATUS FOR TOUCH INPUT IN PORTABLE TERMINAL - An apparatus and method for a touch input of a portable terminal are provided. More particularly, an apparatus and method for improving performance of a touch input device by using a multi-touch panel which supports both a resistive type and a capacitive type of touch input detection are provided. The apparatus includes a multi-touch panel for performing both a capacitive type and a resistive type of touch input detection in one touch panel, a pattern determining unit for analyzing a touch input pattern of a user by using the multi-touch panel, and a touch manager for determining a touch input coordinate corresponding to the touch input pattern of the user based on one of the capacitive type and the resistive type of touch input detection. | 10-13-2011 |
| 20150103041 | TOUCH SENSING APPARATUS AND METHOD OF DRIVING THE SAME - Provided are a touch sensing apparatus and a method of driving the same. The touch sensing apparatus includes a signal source configured to output a driving signal, a touch panel configured to be driven by the driving signal output by the signal source and output a current signal generated using the driving signal, a charge amplifier configured to convert the current signal output by the touch panel into a voltage signal, and a controller configured to control the charge amplifier to be periodically reset. | 04-16-2015 |
| 20150103036 | IN-CELL TOUCH DEVICE AND MANUFACTURING METHOD THEREOF - The present invention provides an in-cell touch device and a manufacturing method thereof. The in-cell touch device comprises: a color filter substrate, an array substrate, and an integration circuit, wherein conductive pads are arranged at the edges of each line and each column of the sensors in the sensor pattern on the color filter substrate, and conductive pads are arranged on the array substrate at the positions corresponding to the color filter substrate, wherein the conductive pads are formed in the transparent conductive layer, the conductive pads arranged on the color filter substrate are connected to the pads arranged at the corresponding positions on the array substrate with conductive guiding material, and the conductive pads arranged on the array substrate are connected to the integration circuit with metal wires, and wherein, the sensors communicate signals with the integration circuit in turns through the conductive pads arranged on the color filter substrate, the conductive guiding material, the conductive pads arranged on the array substrate, and the metal wires. It may effectively reduce the transmission resistance during the signal transmission by adopting technical solution provided in the present disclosure. | 04-16-2015 |
| 20140160072 | TOUCH PANEL AND DISPLAY DEVICE - Provided is an electrostatic capacitance type touch panel, wherein lead lines are connected to respective end portions of at least either one of the X electrodes and the Y electrodes respectively, the touch panel further comprises an inspection electrode which is laminated to respective end portions of the at least either one of the X electrodes and the Y electrodes with an insulation film sandwiched therebetween on a side where the lead lines are not connected to the at least either one of the X electrodes and the Y electrodes, and a voltage for inspection is supplied to the inspection electrode during an inspection time and a voltage at the same phase as the drive voltage supplied to the at least either one of the X electrodes and the Y electrodes is supplied to the inspection electrode during a usual operation time. | 06-12-2014 |
| 20110261005 | METHOD AND APPARATUS FOR IMPROVING DYNAMIC RANGE OF A TOUCHSCREEN CONTROLLER - A touchscreen system for increasing the dynamic range of the system comprising a touchscreen coupled to an offset cancellation element and a capacitance measuring element. The offset cancellation element is configured to be dynamically changed in capacitance such that it offsets parasitic and sensor capacitances of the touchscreen sensors thereby leaving only touch event capacitance to be measured by the measuring element. The offset cancellation element is able to adjust to the initial unwanted capacitances of each sensor as well as dynamically adjust to changes in the unwanted capacitance due to the environment. In some embodiments, the offset cancellation element is a capacitance digital-to-analog converter that is controlled by a controller for offsetting the unwanted capacitance. As a result, the touchscreen system is able to utilize a small integrating capacitor thereby lowering cost and improving the dynamic range of the system. | 10-27-2011 |
| 20140347321 | DEVICE AND METHOD FOR CONTROL INTERFACE SENSITIVE TO A MOVEMENT OF A BODY OR OF AN OBJECT AND VIEWING SCREEN INTEGRATING THIS DEVICE - A device for control interface sensitive to movement of a body, includes a detection surface; at least one capacitive sensor including a measurement electrode including an active surface facing the detection surface, or substantially coinciding with the detection surface; electronic excitation and processing components for exciting the measurement electrodes at an alternating electrical potential and processing the signals emanating from the capacitive sensors, to provide distance information between the active surface of the electrodes and one or several objects; a guard of electrically conducting material disposed in proximity to the measurement electrodes, at least along the face of the measurement electrodes substantially opposite to the active surface, which guard is excited at an alternating electrical potential substantially identical to the alternating electrical potential of the measurement electrodes, wherein: the measurement electrodes and the guard are made of substantially transparent conducting materials; and the device for interface is substantially transparent. | 11-27-2014 |
| 20140347318 | DISPLAY DEVICE AND DRIVING METHOD THEREOF - The display device includes a panel comprising driving electrodes and receiving electrodes, and a touch sensing unit comprising a driver supplying a common voltage to the driving electrodes and the receiving electrodes during an image display period, and sequentially supplying a driving voltage to the driving electrodes to determine whether the panel is touched, during a touch sensing period, and a receiver determining whether there is a touch on the panel based on comparison of a sensing signal induced through the receiving electrodes by the driving voltage with a reference voltage applied to the receiving electrodes. The reference voltage is different from an intermediate level of the driving voltage corresponding to an average of a maximum level and a minimum level of the driving voltage. A root mean square value of the reference voltage is substantially equal to a root mean square value of the driving voltage. | 11-27-2014 |
| 20140347320 | INTERFACE AND SYNCHRONIZATION METHOD BETWEEN TOUCH CONTROLLER AND DISPLAY DRIVER FOR OPERATION WITH TOUCH INTEGRATED DISPLAYS - Apparatuses and methods of synchronizing a display driver integrated circuit (DDI) and a touch screen controller (TSC) integrated circuit that are coupled to a display integrated touch panel, such as an in-cell panel, and allowing multi-phase transmit (TX) scanning of the in-cell touch panel. One apparatus includes a DDI configured to receive signals on a video interface from a host processor over a video interface and to drive electrodes of a touch panel. The DDI is configured to receive control signals from a TSC over a control interface to drive different transmit (TX) phase sequences of a TX signal in different sensing interval on the electrodes of the touch panel. | 11-27-2014 |
| 20110261008 | USE OF RANDOM SAMPLING TECHNIQUE TO REDUCE FINGER-COUPLED NOISE - Random sampling techniques include techniques for reducing or eliminating errors in the output of capacitive sensor arrays such as touch panels. The channels of the touch panel are periodically sampled to determine the presence of one or more touch events. Each channel is individually sampled in a round robin fashion, referred to as a sampling cycle. During each sampling cycle, all channels are sampled once. Multiple sampling cycles are performed such that each channel is sampled multiple times. Random sampling techniques are used to sample each of the channels. One random sampling technique randomizes a starting channel in each sampling cycle. Another random sampling technique randomizes the selection of all channels in each sampling cycle. Yet another random sampling technique randomizes the sampling cycle delay period between each sampling cycle. Still another random sampling technique randomizes the channel delay period between sampling each channel. | 10-27-2011 |
| 20130307820 | Liquid Crystal Display Device and Method of Driving the Same - Disclosed is an LCD device and a method of driving the same. The LCD device includes a liquid crystal panel configured to comprise a TFT substrate and a color filter substrate; a touch panel configured to comprise a plurality of electrode units parallel to the gate lines to detect a touch, each of the electrode units comprising a plurality of driving electrodes and a plurality of receiving electrodes; a common voltage generator configured to generate a common voltage; a touch sensing unit configured to supply the common voltage to the electrode units and sequentially supply a driving voltage to driving electrodes formed in scanned electrode units, corresponding to scanned gate lines which have received a scan signal for one frame period, to detect a touch; and a driving voltage generator configured to generate the driving voltage. | 11-21-2013 |
| 20130307817 | DISPLAY DEVICE - A display device includes a display panel including data lines, gate lines crossing the data lines, and pixels arranged in a matrix form, a touch screen which is embedded in the display panel or is installed on the display panel, a data driving circuit supplying a data voltage to the data lines, a gate driving circuit supplying a gate pulse to the gate lines, and a touch sensing circuit which supplies a driving signal to lines of the touch screen and senses a touch input. The gate driving circuit alternately drives pull-down transistors connected in parallel to one gate line. The gate driving circuit drives one of the pull-down transistors or simultaneously drives the pull-down transistors during a drive period of the touch screen. | 11-21-2013 |
| 20130307822 | EQUALIZED CAPACITIVE TOUCHPAD AND TOUCH POSITIONING METHOD - An equalized capacitive touchpad and a touch positioning method for a capacitive touchpad use an equalizer to correct a sensed value of a mutual capacitance between two sensing lines of the capacitive touchpad, to thereby offset the attenuation of the sensed value due to the impedance of the two sensing lines. Thus, the sensed values generated from different positions along a sensing line are equalized, and the touch positioning accuracy of the capacitive touchpad is improved. | 11-21-2013 |
| 20130307819 | TOUCH PANEL SWITCH - A touch panel switch includes a panel base including an operation surface on a front side thereof, a first electrode formed on a back side of the panel base, and a second electrode formed along the operation surface. | 11-21-2013 |
| 20130307811 | Self-Capacitance Measurement with Compensated Capacitance - In one embodiment, a method includes dividing a first amount of charge between a capacitance of a touch sensor and a compensation capacitor. The division of the first amount of charge results in a first voltage at an input node. The method also includes applying a reference voltage at the input node. The application of the reference voltage at the input node induces a second amount of charge proportional to a difference between the first voltage and the reference voltage on an integration capacitor. The method also includes determining a first difference between the first voltage and the reference voltage based on a second amount of charge on the integration capacitor; and determining whether a touch input to the touch sensor has occurred based on the first difference. | 11-21-2013 |
| 20130307818 | Capacitive Sensor Packaging - An apparatus comprises a fingerprint sensor having a set of capacitive elements configured for capacitively coupling to a user fingerprint. The fingerprint sensor may be disposed under a control button or display element of an electronic device, for example one or more of a control button and a display component. A responsive element is responsive to proximity of the user fingerprint, for example one or both of a first circuit responsive to motion of the control button, and a second circuit responsive to a coupling between the fingerprint and a surface of the display element. The fingerprint sensor is disposed closer to the fingerprint than the responsive element. The control button or display component may include an anisotropic dielectric material, for example sapphire. | 11-21-2013 |
| 20130307815 | DETECTING METHOD AND DEVICE FOR CAPACITIVE TOUCH SCREEN - A detecting device and method for a capacitive touch screen is proposed. The present invention employs a multiple-electrode driving mode, which sequentially drives sets of driving electrodes among driving electrodes. A reduced image is generated from the signals of a plurality of detecting electrodes. In addition, a single-electrode driving mode is employed to drive the first and the last driving electrodes, respectively, thereby obtaining first- and second-side 1D sensing information for single-electrode driving from the signals of the detecting electrodes, respectively. An expanded image can be generated based on the first-side 1D sensing information for single-electrode driving, the reduced image and the second-side 1D sensing information for single-electrode driving in order to detect approaches or touches made by external conductive objects to the capacitive touch screen. | 11-21-2013 |
| 20130307812 | Self-Capacitance Measurement with Isolated Capacitance - In one embodiment, a method includes dividing a first amount of charge between a capacitance of a touch sensor and a compensation capacitor. The division of the first amount of charge results in a first voltage at an input node. The method also includes isolating the capacitance of the touch sensor from the compensation capacitor; and applying a reference voltage at the input node and a supply voltage at the compensation capacitor. The application of the reference voltage at the input node induces a second amount of charge proportional to a difference between the first voltage and the reference voltage on an integration capacitor. The method also includes determining a first difference between the first voltage and the reference voltage based on a second amount of charge on the integration capacitor; and determining whether a touch input to the touch sensor has occurred based on the first difference. | 11-21-2013 |
| 20160041668 | DYNAMIC ADJUSTMENT OF TOUCH RESOLUTIONS ON AN AMOLED DISPLAY - Dynamically adjusting a touch resolution of a display having pixel circuits each including an OLED driven by a driving transistor according to programming information representing a desired brightness for each OLED. A first touch resolution of the display is defined to create first touch zones relative to the display as images are being displayed thereon. A first touch in one of the first touch zones is detected by measuring a voltage across an anode and a cathode of each of a first set of OLEDs in the first touch zone. The first touch resolution is dynamically changed to a different second touch resolution to create second touch zones as further images are being displayed. A second touch in one of the second touch zones is detected by measuring a voltage across an anode and a cathode of each of a second set of OLEDs in the second touch zone. | 02-11-2016 |
| 20160041645 | TOUCHSCREEN DEVICE, METHOD OF SENSING TOUCH INTERACTION, METHOD OF GENERATING DRIVING SIGNALS, AND METHOD OF CREATING DRIVING MATRIX - A touchscreen device may include a driving circuit unit simultaneously applying predetermined driving signals to N first electrodes among a plurality of first electrodes, N being a natural number equal to or greater than two, a sensing circuit unit detecting levels of capacitance from a plurality of second electrodes to output sensing signals, and an operation unit determining an occurrence of a touch interaction, based on the sensing signals. The driving circuit unit determines at least one column in which a sum of elements is equal to a peak value, selects one row having a highest number of elements having a maximum level from rows of the at least one column, creates a first matrix by inverting levels of elements in the selected row, and generates the driving signals according to a driving matrix created based on the first matrix. | 02-11-2016 |
| 20160041643 | TOUCH SUBSTRATE, METHOD FOR MANUFACTURING THE SAME, TOUCH SCREEN, AND DISPLAY DEVICE - A touch substrate includes a base substrate and at least one driving electrode chain and at least one sensing electrode chain each of which is arranged parallel to each other on the base substrate. Each driving electrode chain includes a plurality of driving electrodes which are connected in series, and each sensing electrode chain includes a plurality of sensing electrodes which are connected in series. The driving electrodes and/or the sensing electrodes are made of a metal conductor, and a plurality of light transmissive regions are provided in each of the driving electrodes and/or the sensing electrodes made of the metal conductor. The touch substrate can be touched and controlled normally and can transmit light normally, while the surface resistance of each of the driving electrodes and/or the sensing electrodes therein is decreased greatly. Thus, the power consumption and production cost of the touch substrate is further decreased. | 02-11-2016 |
| 20160041644 | TOUCH SCREEN PANEL AND METHOD FOR FABRICATING THE SAME - A touch screen panel includes a sensing electrode area, a pad area, and a peripheral wiring area. The sensing electrode area includes first sensing electrodes and second sensing electrodes on a touch substrate and spaced from each other. The peripheral wiring area connects the sensing electrode area to the pad area. Each of the first sensing electrodes includes a first sensing metal layer on the touch substrate, a sensing insulation layer on the first sensing metal layer, and a second sensing metal layer on the sensing insulation layer and having a mesh structure. The second sensing metal layer is thicker than the first sensing metal layer. | 02-11-2016 |
| 20150042609 | TOUCH PANEL, INFORMATION RECORDING MEDIUM, AND INFORMATION ACQUISITION METHOD - A touch panel includes: a touch detection device; a map generation section configured to generate a first data map including a fixed pattern and a data pattern, based on a signal output from the touch detection device according to an information recording medium placed in proximity to the touch detection device; and a data acquisition section configured to identify the fixed pattern, and acquire a data code from the data pattern, based on a result of identifying the fixed pattern. | 02-12-2015 |
| 20140267145 | SHIELDING WITH DISPLAY ELEMENTS - A method and apparatus for operating an input device having a touch sensor and associated display device is discussed. While performing touch sensing, inactive transmitter electrodes of the touch sensor are electrically floated, and one or more source lines from the display device are operated to achieve shielding against interference, such as that coming from a backlight underneath the touch sensor. | 09-18-2014 |
| 20140267140 | LOW-LATENCY TOUCH SENSITIVE DEVICE - Disclosed are a sensor and method that provide detection of touch events from human fingers on a two-dimensional manifold with the capability for multiple simultaneous touch events to be detected and distinguished from each other. In accordance with an embodiment, the touch events are detected, processed and supplied to downstream computational processes with very low latency, i.e. on the order of one millisecond or less. Disclosed is a projected capacitive method that has been enhanced for high update rate and low latency measurements of touch events. The technique can use parallel hardware and higher frequency waveforms to gain the above advantages. Also disclosed are methods to make the measurements sensitive and robust, allow the technique to be used on transparent display surfaces and permit economical manufacturing of products which employ the technique. | 09-18-2014 |
| 20100001973 | DISPLAY WITH DUAL-FUNCTION CAPACITIVE ELEMENTS - A touch screen including display pixels with capacitive elements is provided. The touch screen includes first common voltage lines connecting capacitive elements in adjacent display pixels, and a second common voltage line connecting first common voltage lines. The pixels can be formed as electrically separated regions by including breaks in the common voltage lines. The regions can include a drive region that is stimulated by stimulation signals, a sense region that receives sense signals corresponding to the stimulation signals. A grounded region can also be included, for example, between a sense region and a drive region. A shield layer can be formed of a substantially high resistance material and disposed to shield a sense region. A black mask line and conductive line under the black mask line can be included, for example, to provide low-resistance paths between a region of pixels and touch circuitry outside the touch screen borders. | 01-07-2010 |
| 20140267155 | Matrix Electrode Design for Three-Dimensional E-Field Sensor - An electrode arrangement has a transmitting electrode configured to generate a quasi-static alternating electric field which extends into an observation area, a first electrode extending in a first direction and configured to be connected to an evaluation device as a receiving electrode, and a second electrode extending in a second direction different from the first direction wherein for evaluating disturbances of the quasi-static alternating electric field an enhanced sensitivity profile is obtained by combining the first and second electrode. | 09-18-2014 |
| 20140267157 | System and Method for Energy Efficient Measurement of Sensor Signal - A method for improving robustness of a capacitive sensor system has the following steps: a) operating the capacitive sensor system, wherein received sensor signals are filtered by a band-pass filter having a band-pass having a first center frequency; b) polling sensor data at a first rate using the sensor system; c) determining whether a polled sensor value is meeting a predetermined threshold; d) if the predetermined threshold is met: d1) polling sensor data at a second rate being higher than the first rate using the sensor system; d2) verifying that sensor data polled at the second rate are consistent; d3) if the sensor data polled at the second rate are inconsistent, then repeating at least step d2) wherein said band-pass filter is controlled to have a second center frequency. | 09-18-2014 |
| 20140267154 | ELECTRONIC DEVICE AND METHOD FOR DETERMINING COORDINATES - The electronic device has a display section with a display surface; and a touch panel that is provided while being superimposed on the display section and that can detect an area occupied by an indicator in which the occupied area is on a predetermined plane which is approximately parallel to and spaced apart by a predetermined distance from the display surface of the display section. When flattening of the area occupied by the indicator is smaller than a threshold value in which the occupied area is on the predetermined plane spaced apart from the display surface of the display section by a predetermined distance, coordinates of the center of the area are made valid. When the flattening is greater than the threshold value, the coordinates of the center of the area are made invalid. | 09-18-2014 |
| 20140267153 | Capacitive Sensor Device as Well as a Method for Operating an Input Device - A capacitive sensor device has at least one measuring electrode, at least one ground electrode, and an evaluation device being coupled with the at least one measuring electrode and being configured to detect a capacitive coupling between the at least one measuring electrode and a ground of the evaluation device. | 09-18-2014 |
| 20140132561 | TOUCH PANEL SYSTEM AND ELECTRONIC DEVICE - The touch sensor system ( | 05-15-2014 |
| 20120146945 | INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, AND PROGRAM - An information processing apparatus includes a detection unit for detecting a contact operation and a pressure of an operating object on a contact operation surface, a display switching unit for switching display on a display screen according to the pressure of the operating object detected by the detection unit, and an execution unit for performing a predetermined process, in a case a predetermined operation of the operating object on the contact operation surface is detected by the detection unit while the display on the display screen is being switched by the display switching unit, according to the predetermined operation. | 06-14-2012 |
| 20130314369 | Capacitive sensing detection method for an active pixel matrix - The present invention provides a capacitive sensing detection method for an active pixel matrix. The method comprises to select a first sensing region in the active pixel matrix. Then, a first signal is transferred to the first sensing region. Next, a second sensing region is selected. A second signal is transferred to the second sensing region for sensing. Finally, a change of the first signal and the second signal is detected and calculated to determine a position. | 11-28-2013 |
| 20090278815 | TOUCH PANEL - A touch panel includes a first substrate, a first electrode layer, a second substrate, a second electrode layer and an extrinsic spacing layer. The first electrode layer is disposed on the first substrate, and the second substrate is parallel to the first substrate. The second electrode layer is disposed on the second substrate, and the first electrode layer and the second electrode layer are located between the first substrate and the second substrate. In addition, the extrinsic spacing layer is located between the first electrode layer and the second electrode layer, wherein a plurality of conductive particles is scattered in the extrinsic spacing layer. | 11-12-2009 |
| 20140267151 | ATTENUATOR CIRCUIT OF A CAPACITANCE-SENSING CIRCUIT - Apparatuses and methods of input attenuator circuits are described. One sensing circuit includes an attenuator circuit to receive a signal from an electrode of a sense array. The attenuator circuit is configured to attenuate input current of the signal. The attenuator circuit includes an attenuation matrix including an input terminal to receive the signal and multiple resistors. The attenuation matrix is configured to split the input current into an output current of the attenuation signal on a first output terminal and a second output current on a second output terminal. The attenuation matrix is to output the attenuated signal on the first output terminal to an integrator of the sensing circuit. The attenuator circuit also includes a buffer coupled between the attenuation matrix and the integrator. The buffer is configured to maintain a substantially same voltage at the first output terminal and the second output terminal. | 09-18-2014 |
| 20100265204 | FINGER RECOGNITION FOR AUTHENTICATION AND GRAPHICAL USER INTERFACE INPUT - A device may include a display and a processor. The display may include a first sensor for detecting a nearby finger and a second sensor for capturing an image of the nearby finger. The processor may be configured to obtain an image from the second sensor when the first sensor detects a finger, obtain identification information associated with the image, perform a function associated with the obtained identification information and a GUI object when the finger touches the GUI object shown on the display. | 10-21-2010 |
| 20150109247 | TOUCH PANEL AND MANUFACTURING METHOD THEREOF - A touch panel and a manufacturing method thereof are provided. The touch panel includes a substrate, a plurality of conductive patterns, a plurality of signal transmitting lines, a plurality of first pad portions, a plurality of second pad portions and at least one auxiliary pattern. The first pad portions are separately arranged along a first path. The second pad portions are insulated from the first pad portions. The second pad portions are separately arranged along a second path. At least one auxiliary pattern is disposed between two adjacent first pad portions, between two adjacent second pad portions, or between one of the first pad portions and one of the second pad portions which are adjacent. The insulating intervals are disposed between adjacent first pad portions and between adjacent second pad portions. | 04-23-2015 |
| 20150109241 | MULTI-TOUCH SENSING PANEL PRODUCTION METHOD - A method of producing a non-planar multi-touch sensing panel, said panel comprising a plurality of electrically isolated conductors crossing each other at a plurality of intersection points. The method comprises: forming the plurality of electrically isolated conductors by laying down insulated conducting wire on an adhesive layer, said insulated conducting wire comprising an insulating coating; forming a flexible conductor array sheet from the insulated conducting wires laid down on the adhesive layer, and laminating the flexible conductor array sheet onto a non-planar protective substrate thereby forming the non-planar multi-touch sensing panel. | 04-23-2015 |
| 20150109235 | TOUCH SCREEN, TOUCH PANEL, AND DRIVING METHOD THEREOF - A touch screen, a touch panel, and a driving method thereof are provided. The touch panel recognizes a user's touch, and includes a plurality of driving lines arranged in a first direction. A plurality of sensing lines are arranged in a direction crossing the first direction. Pixels are at locations where the driving lines and the sensing lines cross each other. Some of the pixels include mutual capacitance type pixels that recognize the user's touch by mutual capacitance, and at least part of the remainder of the pixels include self-capacitance type pixels that recognize the user's touch by self-capacitance. | 04-23-2015 |
| 20120120022 | GYROSCOPIC INPUT SYSTEMS AND METHODS - Gyroscopic input systems and methods are provided. A gyroscopic input apparatus ( | 05-17-2012 |
| 20120120021 | INPUT CONTROL APPARATUS - In a portable terminal that is provided with a plurality of touch panels, it is possible to provide operation methods that are new until now, and compatible with two kinds of operations, including the contact operation which is performed by contacting a touch panel directly with a finger or the like, and the spatial operation which is performed without contacting the touch panel. It includes a touch panel ( | 05-17-2012 |
| 20100302204 | TOUCH PANEL AND DISPLAY APPARATUS HAVING THE SAME - An object is to obtain a touch panel with improved sensitivity and enhanced display quality. A touch panel according to the present invention includes a touch screen including a plurality of first sensing lines formed of mesh-like conductors and arranged in parallel on a substrate, an insulating film formed over the substrate and the first sensing lines, a plurality of second sensing lines formed of mesh-like conductors and arranged in parallel on the insulating film, first dummy patterns arranged in areas opposed to areas between adjacent first sensing lines through the insulating film, and having a form as part of the mesh forms of the first sensing lines such that the adjacent first sensing lines form an apparently continuous mesh form in plan view, and second dummy patterns arranged in areas opposed to areas between adjacent second sensing lines through the insulating film, and having a form as part of the mesh forms of the second sensing lines such that the adjacent second sensing lines form an apparently continuous mesh form in plan view. | 12-02-2010 |
| 20130335375 | CURVED TOUCH PANEL, METHOD FOR FABRICATING THE SAME, AND DISPLAY SYSTEM WITH THE SAME - A method for fabricating a capacitive curved touch panel is provided for solving the problems of the conventional methods, i.e., unsuitableness of the methods for mass production and fabricating large touch panels and touch panels of complicated curved surface shapes. The method includes the steps of (a) preparing a patterned plate | 12-19-2013 |
| 20130335373 | ELECTRONIC DEVICE WITH A TOUCH SENSOR - The electronic device | 12-19-2013 |
| 20130335371 | TOUCH DEVICE AND A DETECTION METHOD THEREOF - A touch device is provided in the present disclosure. The touch device comprises a plurality of piezoelectric transducers arranged in a touch region of a substrate and a plurality of signal wires located on the substrate and electrically connecting the plurality of piezoelectric transducers. The touch device in the present disclosure can convert mechanical vibration into an electrical signal such that the signal on the touch device can be detected without using any additional driving voltage. | 12-19-2013 |
| 20130335370 | APPARATUS AND METHOD FOR PROXIMITY TOUCH SENSING - An apparatus performs proximity touch sensing, and includes a shield layer, an electrostatic capacity touch panel disposed with a specific distance above the shield layer, and a proximity touch controller for sensing a non-contact touch by supplying a voltage to the electrostatic capacity touch panel and the shield layer and thus by forming a first capacitance. | 12-19-2013 |
| 20130335366 | Display Device with Integrated Touch Screen - A display device with integrated touch screen is provided. The display device may include a panel and a touch IC. The panel may include a plurality of driving electrodes and sensing electrodes. The touch IC may apply a driving pulse to the driving electrodes and receive a plurality of sensing signals from the sensing electrodes to determine whether there is a touch when the panel operates in a touch driving mode, and, when the panel operates in a display driving mode, the touch IC may apply a common voltage to the plurality of driving electrodes and sensing electrodes. The touch IC may include a sensing unit sensing whether there is a touch by use of a touch sensing reference voltage applied to the sensing unit and having the same level as a minimum voltage of the driving pulse. | 12-19-2013 |
| 20130335365 | DISPLAY DEVICE INCLUDING TOUCH SENSOR - A display device include a first surface, a sensing capacitor having a sensing input electrode and a sensing output electrode, wherein the sensing capacitor stores a first amount of charges and the sensing capacitor stored a second amount of charges when an external object contacts on the first surface, a sensing input signal line electrically connected with the sensing input electrode and receiving a sensing input signal to charge the sensing capacitor to the first amount of charges, a sensing output signal line electrically connected with the sensing output electrode, and a sensing signal processor connected with the sensing output signal line, wherein the sensing signal processor determines whether an external objects contact on the first surface based on a voltage difference between the first amount of charges and the second amount of charges stored in the sensing capacitor. | 12-19-2013 |
| 20130335367 | Liquid Crystal Display Device and Driving Method Thereof - Provided are a Liquid Crystal Display (LCD) device and a driving method thereof. A method of driving a liquid crystal display (LCD) device includes: transferring a pull-up signal to a corresponding gate line formed in an in-cell touch panel during an image output period in one frame and, after the pull-up signal is outputted during the image output period, turning on a first pull-down transistor or a second pull-down transistor to transfer a pull-down signal to the gate line; and detecting a touch by using a touch electrode formed in the in-cell touch panel while the stage turns on the first pull-down transistor and the second pull-down transistor to transfer the pull-down signal to the corresponding gate line, during a touch sensing period in the one frame, wherein, the stages sequentially transfer the pull-up signal to the respective gate lines. | 12-19-2013 |
| 20130335364 | PORTABLE ELECTRONIC APPARATUS AND KEY PAD THEREOF - A portable electronic apparatus and a key pad thereof are disclosed. The portable electronic apparatus includes a processing module, a panel, and a key pad. The processing module provides a virtual keyboard interface on a capacitive touch surface of the panel. The key pad is placed on the capacitive touch surface in a detachable way and corresponds to the virtual keyboard interface. The key pad includes a plurality of conductive keycaps and a plurality of conductive contact part correspondingly connected to the conductive keycaps. A user can press the conductive keycaps by fingers to make the corresponding conductive contact part touch the virtual keyboard interface, so as to achieve a touch input. Therefore, the invention can provide the user the feeling of pressing keys by use of the key pad when the user is using the virtual keyboard interface, which satisfies the use habit of the user. | 12-19-2013 |
| 20130335363 | ELECTRONIC SYSTEM AND THE CONTROL METHOD THEREIN - The invention relates to an electronic system comprising a touch module and a control module. The touch module includes at least one sensing unit and a touch panel for sensing input operations executed by a user respectively and generates at least one sensing signal or at least one touching signal correspondingly. The control module coupled to the touch module is used for disabling the touch panel according to the at least one sensing signal or executing operations according to the at least one touching signal. | 12-19-2013 |
| 20100295814 | ELECTRODE CONFIGURATIONS FOR PROJECTED CAPACITIVE TOUCH SCREEN - A projected capacitive touch screen is provided that comprises a substrate and electrodes. The substrate defines an active touch zone surrounded by edges. The active touch zone includes a central active zone and an acceleration zone that is located proximate to, and extends along, at least one of the edges. The electrodes are provided on the substrate and are organized into first and second sets of electrodes that are contained within a common plane on the substrate. The first set of electrodes is interlaced with the second set of electrodes in a non-overlapping pattern on the substrate. At least a subset of the electrodes each has an apex and a base and a non-uniform triangular shape that extends along a longitudinal axis between the apex and the base. The subset of the electrodes is located such that at least a portion of the non-uniform triangular shape is located within the acceleration zone. The non-uniform triangular shape may be formed in part by varying an electrode width more rapidly near a perimeter of the active touch zone than the variation of the electrode width near a center of the active touch zone. The non-uniform triangular shape and non-overlapping pattern provide edge acceleration to compensate for signal loss when a portion of a finger contact area moves beyond the edge outside of the active touch zone. The non-uniform triangular shape may include a first pitch proximate to the base and a second pitch proximate to the apex. The pitch represents a rate of change in a width of the electrode per unit of distance along the longitudinal axis of the electrode. | 11-25-2010 |
| 20110001720 | CONDUCTIVE FILM - A conductive film which is excellent in moist heat resistance, conductivity, transparency and coating film strength. | 01-06-2011 |
| 20120146946 | DISPLAY DEVICE WITH TOUCH PANEL AND FABRICATING METHOD THEREOF - A display device with touch panel and a fabricating method thereof are provided. The display device with touch panel includes a flexible display panel and a force sensitive touch panel. The force sensitive touch panel is disposed under a portion of the flexible display panel. Since the force sensitive touch panel is only configured under the portion of the flexible display panel, the display device with touch panel may have touching control function and flexibility at the same time. | 06-14-2012 |
| 20130265280 | FLEXIBLE TOUCH SCREEN DISPLAY - A touch sensitive active matrix display device is provided. The device includes a display fabricated on a first flexible substrate, said display having a viewing surface. The device further includes a touch sensitive sensor including a second flexible substrate, under said display. The touch sensor is operated by touching said viewing surface of said display, and said combined display and touch sensitive sensor is flexible. | 10-10-2013 |
| 20140184563 | Touch Sensing Circuit, Apparatus, and System and Operating Method thereof - A touch sensing circuit is provided. The circuit is configured to connect to a conducting wire in a touch area for measuring a signal variation. In a driving mode, the wire is coupled to AC voltage. If a first voltage variation which exceeds a first threshold is measured by the circuit, it is determined that something is approaching the touch area near the wire. In a passive mode, the wire is coupled to DC voltage. If a second voltage variation which exceeds a second threshold is measured by the circuit, it is determined that something is approaching the touch area near the wire. When measuring the second voltage variation, no AC voltage is coupled to the wire. | 07-03-2014 |
| 20120306809 | ELECTROMAGNETIC RESONANCE SENSING APPARATUS FOR A TOUCH SCREEN - An electromagnetic sensing apparatus is provided for a touch screen having a display and a soft key. The electromagnetic sensing apparatus includes a Printed Circuit Board (PCB) including a display area corresponding to the display and a sub-area corresponding to the soft key, a controller including channels, which controls electromagnetic sensing of the electromagnetic sensing apparatus, and a plurality of loop units that extend from the channels and output current induced by an electromagnetic field. At least one of the plurality of loop units includes a first sub-loop arranged in the display area and a second sub-loop arranged in the sub-area. At least one of the plurality of loop units includes a first sub-loop arranged in the display area and does not include a second sub-loop. | 12-06-2012 |
| 20140347323 | HAPTIC DEVICE WITH INDIRECT HAPTIC FEEDBACK - A haptic device provides an indirect haptic device, having a substrate having a touch surface, a position sensor and a friction modulator associated with the substrate, a control device connected to the position sensor and the friction modulator, wherein a coefficient of friction on the touch surface is modulated in response to a sensed position of relative to the touch surface and/or a derivative thereof. | 11-27-2014 |
| 20110096018 | TOUCH DISPLAY PANEL AND TOUCH SENSING UNIT THEREOF - A touch display panel includes a display panel and a touch sensing unit. The touch sensing unit includes first sensing series, and second sensing series. Each of the first sensing series includes a plurality of first transparent sensing pads disposed along a first direction, and a plurality of non-transparent bridge lines disposed along the first direction. Each of the non-transparent bridge lines is disposed between two adjacent first transparent sensing pads, overlapping with two adjacent first transparent sensing pads, and electrically connected to two adjacent first transparent sensing pads. The line width of each non-transparent bridge line is substantially between 0.5 micrometers and 10 micrometers, and the reduction of aperture ratio in a pixel region of the touch display panel caused by the non-transparent bridge lines is substantially between 0.1% and 5%. | 04-28-2011 |
| 20140347317 | TOUCH DETECTION DEVICE, DISPLAY DEVICE WITH TOUCH DETECTION FUNCTION, AND ELECTRONIC APPARATUS - According to an aspect, a display device with a touch detection function, during a touch detection operation, derives a signal value based on the touch detection signal at coordinates at which the pointer is in contact with or in proximity to the device and in the vicinity of the coordinates; derives a three-dimensional waveform which employs a magnitude of the signal value as a height direction; derives a straight line in the three-dimensional waveform, the straight line connecting between a barycenter based on a volume of a three-dimensional waveform portion equal to or greater than a first threshold value in the height direction and a barycenter based on a volume of a three-dimensional waveform portion equal to or greater than a second threshold value in the height direction; and detects based on the straight line whether the pointer is in contact with or in proximity to the device. | 11-27-2014 |
| 20140347314 | METHOD OF DETECTING TOUCH FORCE AND DETECTOR - A method of detecting a touch force capable of detecting a touch force applied to a touch panel by an object is provided. The method of detecting a touch force comprises following steps. The touch panel is provided. A relation between a sensing capacitance of the touch panel and the touch force is built. The object touches the touch panel, and a detecting sensing capacitance of the touch panel is obtained. A detecting result is obtained according the relation and the detecting sensing capacitance. Moreover, a detector is also provided. | 11-27-2014 |
| 20110001721 | Digital Capacitive Touch Panel Structure - The present invention discloses a touch panel structure formed by an anti-scratch surface layer and a capacitive sensor layer, and a transparent lamination layer is used for pasting the two into a panel. The capacitive sensor layer includes an X-axis first transparent conductive layer and a Y-axis second transparent conductive layer formed on both sides of a transparent plastic carrier to provide a touch panel structure having the advantages of a relatively low material cost, a light weight, an easy manufacturing and molding, a better lamination yield and a flexible and break-free feature. | 01-06-2011 |
| 20120068957 | TOUCH-BASED USER INTERFACE WITH HAPTIC FEEDBACK - One embodiment of a touch-based user interface may include a haptic feedback layer with one or more actuators configured to supply a haptic feedback. The one or more actuators may be embedded in a nonconductive material. The touch-based user interface may further include a printed circuit board layer underlying the haptic feedback layer. The printed circuit board layer may include one or more conductive traces configured to supply a voltage to the one or more actuators. | 03-22-2012 |
| 20130278547 | ELECTRONIC DEVICE - An electronic device includes a touch sensor, a touch sensor, and a controller. The touch sensor is configured for detecting a touch action on a touchscreen and reporting touch information. The proximity sensor is configured for detecting nearness of a target object and reporting a proximity information. The controller is connected to the touch sensor and the proximity sensor, the touch sensor and the proximity sensor are putted in a same circuit, such that the touch sensor and the proximity sensor are controlled by the same controller. When the proximity sensor detecting nearness of the target object, the controller will prevent touch report event. | 10-24-2013 |
| 20100001977 | RESISTIVE TOUCH PANEL WITH MULTI-TOUCH RECOGNITION ABILITY - A resistive touch panel with multi-touch recognition ability comprises: a top substrate, configured with at least two conductive electrodes; a bottom substrate, being integrated with the top substrate at a surface where the at least two conductive electrodes are formed; and an insulating layer, sandwiched between the top and the bottom substrates; wherein the bottom substrate is configured with four conductive electrodes to be used for forming two electric fields, one varying along an X-axis direction on a plane defined by a Cartesian coordinate system while enabling the other one to vary along a Y-axis direction of the same. With the aforesaid device, when there are multiple touches contact the top substrate at the same time, voltage variations relating to those touches can be detected from the bottom substrate for identifying the location of those touches and thus enabling the resistive touch panel with multi-touch recognition ability. | 01-07-2010 |
| 20140292719 | HAPTIC DEVICE WITH CONTROLLED TRACTION FORCES - A haptic device includes a substrate that is subjected to lateral motion such as lateral oscillation with one or more degrees of freedom together with modulation of a friction reducing oscillation in a manner that can create a shear force on the user's finger or on an object on the device. | 10-02-2014 |
| 20140292713 | DISPLAY DEVICE WITH TOUCH DETECTING FUNCTION AND ELECTRONIC APPARATUS - According to an aspect, a display device with a touch detecting function includes: a substrate; a display area; a touch detection electrode provided with a plurality of conductive thin wires, each of the conductive thin wires including a plurality of thin wire pieces each having a linear shape and including a first end and a second end; a drive electrode; and a display functional layer. The adjacent thin wire pieces are arranged so as to be bent at a bent portion serving as a portion at which the second end of the one thin wire piece of the adjacent thin wire pieces is connected to the first end of the other thin wire piece of the adjacent thin wire pieces, and the conductive thin wires include a bent portion having an angle formed by the adjacent thin wire pieces different from angles of the other bent portions. | 10-02-2014 |
| 20140292711 | DISPLAY DEVICE AND ELECTRONIC APPARATUS - According to an aspect, a display device includes: a display section that has a first period to consume predetermined power and a second period to consume less power than in the first period, and power consumption of which periodically changes by repeating the first period and the second period; a smoothing capacitor that stabilizes power supplied to the display section; and a power consumption unit that consumes the supplied power in the second period. | 10-02-2014 |
| 20140292712 | DISPLAY DEVICE WITH TOUCH DETECTION FUNCTION, ELECTRONIC APPARATUS, AND TOUCH DETECTION DEVICE - According to an aspect, a display device with a touch detection function includes: a variable focus lens unit that includes a first substrate including a first electrode, a second substrate including a second electrode, and a variable focus layer that is provided between the first substrate and the second substrate; a display unit including a display region that displays an image via the variable focus lens unit; a drive electrode that is arranged in the display unit or at a position opposed to the display region, and divided into a plurality of pieces; and a touch detection unit configured to detect a position of a proximity object using one of the first electrode and the second electrode as a touch detection electrode based on change in capacitance with respect to the drive electrode. | 10-02-2014 |
| 20140292708 | TOUCHSCREEN APPARATUS - There is provided a touchscreen apparatus, including a panel unit including a plurality of driving electrodes extended in a first axial direction and a plurality of sensing electrodes extended in a second axial direction intersecting with the first axial direction, a driving circuit unit applying predetermined inspection signals to a plurality of driving channels electrically connected to the plurality of driving electrodes, and an inspecting unit determining an occurrence of a short between at least one pair of adjacent driving electrodes among the plurality of driving electrodes by performing a logical operation on voltages of the plurality of driving channels. | 10-02-2014 |
| 20140292707 | TOUCHSCREEN STYLUS - A stylus instrument for interfacing with a capacitive touchscreen of an electronic device. According to certain aspects, the stylus instrument includes a body portion and a tip portion with a ring connected thereto and supported at an angle relative to the body portion. The tip portion includes a pointer extending therefrom and aligned to point at the center of the ring. The ring includes a conductive contact surface configured to activate sensors of the capacitive touchscreen and accordingly facilitate functionalities of the electronic device. The configuration of the stylus instrument enables a user a precise visual guide in selecting and facilitating the functionalities of the device with a reduced amount of friction as a result of a void at or near the center of the ring. | 10-02-2014 |
| 20130278557 | TOUCH SENSOR PANELS WITH REDUCED STATIC CAPACITANCE - Capacitive touch panels may include a plurality of positive voltage lines that are driven at a first phase. These positive voltage lines may be used to provide the drive capacitance signal sensed by one or more sense regions. The touch panels may also include a plurality of negative phase voltage lines that are driven at a phase that is different than the first phase. Both the positive and negative voltage lines may cross-under one or more sense regions. The negative phase voltage lines are able to counter act and reduce the static capacitance in the sense regions. | 10-24-2013 |
| 20130278558 | SYSTEM AND METHOD OF CURSOR-BASED CONTENT DELIVERY - A method of displaying content on a touch screen device is disclosed. The method can include sending a request for content from the touch screen device to a publishing server in response to user selection by touchpoint of an image displayed on the touch screen device; receiving both the content and an instruction code at the touch screen device from the publishing server in response to the user selection by touchpoint; and using the combination of instruction code and the content to present the content on the touch screen device at a defined relationship with respect to the image selected by touchpoint on the touch screen device. | 10-24-2013 |
| 20130278556 | TOUCH-SCREEN WITH FRONT-MOUNTED FLEXIBLE DISPLAY - A display system includes a backing, a touch-screen, and a front-mounted flexible display. The backing provides a rigid substrate or base upon which the other components are mounted. The touch-screen includes a conductive rear panel and a conductive front panel separated from the rear panel by an insulating air gap. The front conductive panel is flexible enough and positioned close enough to the rear panel that touching the front panel causes enough deflection of the front panel to cause it to bridge the air gap locally and to contact the rear panel. Thus, in this way the electrical path (and therefore the resistance of the circuit) can be mapped to the particular location on the touch-screen touched by the user. | 10-24-2013 |
| 20130278555 | SIGNAL DETECTING SYSTEM OF MULTI WIDE CAPACITIVE TOUCH-SCREEN - The present invention relates to a signal detection system of a touch screen, and more particularly to a signal detection system of a large-sized mutual capacitive multi touch screen that is capable of effectively reducing RC time delay, signal distortion, an effect of noise, parasitic resistance, and parasitic capacitance. | 10-24-2013 |
| 20130278548 | TOUCH PANEL AND TOUCH SENSING METHOD THEREOF - A touch panel includes a substrate, a plurality of first traces, an insulation layer, a plurality of second traces, and a microcontroller. The first traces are disposed over the substrate, the insulation layer is disposed over the first traces, and the second traces are disposed over the insulation layer. The microcontroller is electrically connected to the first traces and the second traces, and is operable to control the first traces and/or the second traces so that the first traces and/or the second traces form open loops or closed loops. Furthermore, a touch sensing method is also disclosed herein. | 10-24-2013 |
| 20130278539 | Method and System for Performance Testing Touch-Sensitive Devices - A method and apparatus for testing a capacitive touch screen of a touch panel as commonly implemented on mobile and other electronic devices (or another touch-sensing device) are disclosed herein. In at least some embodiments, the method involves placing the touch screen in relation to a photoconductive panel (for example, a panel made from Cadmium Sulfide) so that the device and panel are adjacent to one another. Then, the panel is illuminated in a known manner, for example, by way of an image displayed on a display of the touch panel. Further, upon illumination of the panel, the panel conducts in a manner correlated to the illumination. Due to this conducting, capacitance change(s) occur that should actuate the touch screen in a corresponding manner. The capacitance change(s) detected at the touch screen can be compared with the known illumination pattern to determine whether the touch screen is operating properly. | 10-24-2013 |
| 20130278541 | TWO-TOUCH GESTURE DETECTION ON A FOUR-WIRE RESISTIVE TOUCHSCREEN - Embodiments of a touchscreen control device and associated method of operation enable two-touch gesture detection on a four-wires resistive touchscreen. Illustrative devices and methods enable detection when a resistive touchscreen is touched in two separate points. Embodiments of an electronic circuit can comprise a controller configured for coupling to a four-wires resistive touchscreen and at least two resistors. The controller can be further configured to detect multiple touches on the four-wires resistive touchscreen and measure zoom gestures comprising measuring distances between two-touches and obtaining angle of rotation and total distance between the two-touches. | 10-24-2013 |
| 20130278537 | TOUCHSCREEN WRITING SYSTEM - A touchscreen writing system includes a shaft having on-screen circuitry configured to communicate with an electronic display in an on-screen condition, and off-screen circuitry configured to communicate with the electronic display in an off-screen condition. A stylus controller sends signals to a touch-sensitive interface of the electronic display for determining a coarse approximate position for the writing nib. The stylus controller also determines relative fine approximate position coordinates for the writing nib, which are sent to the computing device. A touch-sensitive interface controller provides a starting reference point for fine positioning of the writing nib based on a last coarse approximate position as determined by the on-screen circuitry for the off-screen condition. The stylus controller sends fine positioning information to the touch-sensitive interface and a detector determines whether the writing nib has been engaged on an off-screen writing surface. | 10-24-2013 |
| 20130207933 | DISPLAY DEVICE - A display device includes a display panel, and a flexible printed circuit that is a wiring connected to a terminal on a glass substrate of the display panel, and transmitting an image signal. The display panel includes a master driver circuit element, a slave driver circuit element, and an inter-driver signal line that is a wiring on the glass substrate for conducting a communication between the master driver circuit element and the slave driver circuit element. The flexible printed circuit includes a connection terminal portion that is connected to the terminal on the glass substrate, and an electromagnetic wave blocking portion that extends from the connection terminal portion toward the display area side, and is arranged on the inter-driver signal line, and has a rear surface conductive pattern which is a planer conductive pattern formed on a surface facing the glass substrate. | 08-15-2013 |
| 20130027348 | TOUCH SENSING PANEL AND DEVICE FOR DETECTING MULTI-TOUCH SIGNAL - Provided are a touch sensing panel and a touch sensing apparatus for detecting an absolute location with respect to at least one touch, including a driving electrode forming a mutual capacitance between a sensing electrode and the driving electrode in response to a predetermined driving signal and including at least two electrode surfaces divided by a width size. | 01-31-2013 |
| 20140062956 | INPUT DEVICE AND METHOD FOR DETECTING LOADS ON MULTIPLE POINTS USING THE INPUT DEVICE - An input device includes a capacitance type touch panel sensor configured to detect positional coordinates of multiple pressing points that are simultaneously pressed on an operation face, load detection sensors configured to detect barycentric coordinates of and a barycentric load on the pressing points, and a controller configured to calculate loads on the pressing points on the basis of the positional coordinates of, the barycentric coordinates of, and the barycentric load on the pressing points. | 03-06-2014 |
| 20140062954 | METHOD FOR ACTUATING A TACTILE INTERFACE LAYER - A method for actuating a tactile interface layer for a device that defines a surface with a deformable region, comprising the steps of detecting a gesture of the user along the surface of the tactile interface layer that includes a movement of a finger of the user from a first location on the surface to a second location on the surface; interpreting the gesture as a command for the deformable region; and manipulating the deformable region of the surface based on the command. | 03-06-2014 |
| 20140062958 | INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, AND PROGRAM - A sensor unit | 03-06-2014 |
| 20110050638 | TOUCH SENSOR DEVICE AND THE METHOD OF SWITCHING OPERATION MODE THEREOF - Provided are a touch sensor device and a method of switching an operation mode in the touch sensor. The touch sensor device includes a touch panel for receiving an input signal generated by a touch on a surface of the touch panel and generating a touch signal on the basis of a change in internal capacitance; and a touch sensor chip for receiving the touch signal, calculating touch information, generating sense data, comparing the sense data with previously stored pattern signals, and controlling the touch sensor device to perform an operation corresponding to the received input signal. | 03-03-2011 |
| 20110050635 | BOUNDARY RESOLUTION IMPROVEMENT FOR A CAPACITIVE TOUCH PANEL - A capacitive touch panel has a plurality of traces including a boundary trace, and a virtual trace is defined outward of the boundary trace and assigned with a virtual coordinate and a virtual capacitance for interpolation to position a touch point around the boundary of the capacitive touch panel, thereby eliminating the non-addressable region of the capacitive touch panel. | 03-03-2011 |
| 20110050628 | OPERATION CONTROL DEVICE, OPERATION CONTROL METHOD AND COMPUTER PROGRAM - There is provided an operation control device including a pressure detecting portion that is provided in a display portion that displays an input area in which character information is input, the pressure detecting portion detecting pressure with which an operation body depresses a display surface of the display portion, and an operation control portion that switches an input mode of the character information based on a change in the pressure detected. The operation control portion determines an input of the character information, when it is detected that the pressure detected has decreased by greater than or equal to a predetermined percentage within a predetermined time period, and subsequently, the operation control portion switches the input mode of the character information based on the change in the pressure detected and on the character information that is determined to be input. | 03-03-2011 |
| 20110050627 | TOUCH PANEL AND A METHOD OF LOCATING A TOUCH POINT OF THE SAME - The present disclosure is directed to a touch panel and a method of locating a touch point. An insulating layer is disposed between a first insulating substrate and a second insulating substrate. A first conductive film with anisotropic impedance is disposed between the first insulating substrate and the insulating layer, and a second conductive film with anisotropic impedance is disposed between the insulating layer and the second insulating substrate. Multiple first pads are disposed on a peripheral region of the first conductive film along a first direction, and multiple second pads are disposed on a peripheral region of the second conductive film along a second direction. The first conductive film has least impedance along the second direction, and the second conductive film has least impedance along the first direction. | 03-03-2011 |
| 20110050626 | BACKLIGHTING INDUCTIVE TOUCH BUTTONS - Backing lighting of induction touch keys is accomplished with a spacer layer surrounding an inductive touch sensor coil and a light source on a substrate, and light transmissive layer having a suspended metal disk proximate to the inductive touch sensor coil. A protective fascia may be placed over the light transmissive layer and spacer layer. When the light transmissive layer is displaced toward the inductive touch sensor coil the impedance value of the inductive touch sensor coil changes and the change is detected. Materials used that are translucent (light transmissive) may be continuous and solid, and opaque materials may have openings therein for transmission of light therethrough. | 03-03-2011 |
| 20110050625 | TOUCH SCREEN PANEL AND FABRICATION METHOD THEREOF - A touch screen panel includes first and second sense cells on a same layer and coupling patterns that couple adjacent ones of the first sense cells and adjacent ones of the second sense cells to each other, respectively. The coupling patterns do not cross with each other, thereby improving the ability of the coupling patterns to withstand static electricity. A dummy line formed of a same material as the sense cells may be formed between the first and second sense cells, and the dummy line is electrically coupled to a guard ring located in an area outside of a display area of the touch screen panel, making it possible to overcome the effects of static electricity applied to the front surface of the touch screen panel as well as the side surface thereof. | 03-03-2011 |
| 20110050623 | Organic conductive composition and touch panel input device including the same - An organic conductive composition and a touch panel input device are provided. The organic conductive composition includes a conductive polymer, a dopant lowering electric resistance, an acrylic binder, and a viscosity control agent. The organic conductive composition has excellent transparency, low surface resistance, similar elongation and thermal expansion coefficient to that of a substrate. Accordingly, a conductive film of the touch panel input device including the organic conductive composition is not likely to be peeled off from the substrate, which makes it possible to increase the durability of the input device. | 03-03-2011 |
| 20110050624 | TOUCH PANEL HAVING REDUCED NUMBER OF INTERCONNECTS AND TOUCH INPUT/OUTPUT APPARATUS HAVING THE SAME - A touch panel includes first and second normally spaced apart substrates. The first substrate includes first spaced apart touch electrodes extended in a first direction and each having a first width (W | 03-03-2011 |
| 20110050621 | RESISTIVE TOUCH PANEL - A resistive touch panel has a lower panel module, an upper panel module and a flexible circuit board. The upper panel module has a protective film sequentially printed with a pattern layer and a varnish layer on a top thereof, an upper conducting layer mounted on a bottom of the protective film, an upper electrode mounted on a perimeter on a bottom of the upper conducting layer, an insulation layer mounted on edges of the bottom of the upper conducting layer, covered on the upper electrode and bonded to a top of the lower panel module, and an conductive adhesive mounted on the insulation layer to contact with the upper electrode. Given the foregoing structure, due to the elimination of the solid film and the adhesive layer, defects generated when using the adhesive layer to bond the solid film and the protective film are avoided for improved productivity. | 03-03-2011 |
| 20110050620 | METHODS AND APPARATUSES TO TEST THE FUNCTIONALITY OF CAPACITIVE SENSORS - Some embodiments include apparatus and methods to test a device having a driving layer and a sensing layer. A test signal is applied to electrodes of the driving layer in a capacitive load state, with a capacitive load applied, and in an ambient state, without a capacitive load applied. Measured values are obtained at the sensing layer for each state. The measured values are compared with threshold values. A report is generated when a measured value violates a threshold. In one embodiment, the driving layer and the sensing layer form multiple capacitive electrodes within a touch sensor. The measured values are related to mutual capacitance values of the touch sensor. | 03-03-2011 |
| 20110050619 | TOUCH-SENSITIVE DISPLAY WITH CAPACITIVE AND RESISTIVE TOUCH SENSORS AND METHOD OF CONTROL - A method includes detecting a touch via a capacitive touch-sensor of a touch-sensitive display, detecting the touch via a resistive touch-sensor of the touch-sensitive display, determining characteristics of the touch from the capacitive touch sensor and the resistive touch sensor, and performing a function based on the characteristics. | 03-03-2011 |
| 20130249859 | HAPTIC ACTUATING TOUCH SCREEN - Provided is a touch screen for generating a haptic sense that may minimize a structure added for haptic generation by simultaneously employing a single electrode layer that constitutes an existing touch panel as an electrode layer for transferring the haptic sense. A touch screen for generating a haptic sense according to an exemplary embodiment of the present disclosure includes a touch panel including at least one substrate, each formed with at least one electrode, and an additional electrode to generate the haptic sense on a portion touched on the touch panel using an electrostatic force that occurs between the additional electrode and a predetermined electrode among the at least one electrode. | 09-26-2013 |
| 20130249858 | MUTUAL CAPACITIVE TOUCH PANEL AND TOUCH CONTROL SYSTEM - A mutual capacitive touch panel includes electrodes arranged in N rows and multiple control channels. The electrodes arranged in N rows are formed on a same plane and are unconnected to one another. Each row of electrodes includes multiple unconnected electrodes. The control channels are formed on the same plane with the electrodes arranged in N rows. Each electrode corresponds to one control channel. A controller cooperating with the mutual capacitive touch panel sends driving signals and receives sensing results via the control channels. | 09-26-2013 |
| 20130249856 | TOUCH DEVICE AND TOUCH SENSING METHOD THEREOF - A touch device, having a touch sensing region, includes a touch sensing structure and at least one object detecting device. The touch sensing structure is disposed in the touch sensing region. The touch sensing region is divided into a plurality of sub sensing regions, and the touch structure includes a plurality of sensing units for providing a function of positioning touch points. The object detecting device is disposed outside the touch sensing region. The object detecting device is employed to detect whether an object getting is close to the touch device and to determine which one of the sub sensing regions is going to be touched by the object so as to further enable the sensing units within the sub sensing region that is going to be touched by the object. | 09-26-2013 |
| 20130249855 | System and Method to Share Electrodes Between Capacitive Touch Controller and Gesture Detection Device - A system may have a touch controller, a gesture detection device, and a capacitive sensor having at least one first and at least one second electrode, wherein the at least one first electrode is coupled with a controllable generator for supplying an AC signal to the first electrode. Furthermore, a configurable coupling is provided between the at least one second electrode, an input of the touch controller and an input of the gesture detection device, wherein the coupling can be configured to allow the system to perform a touch detection from signals received from the second electrode by the touch controller in a first configuration mode and to perform a gesture detection from signals received from the second electrode by the gesture detection device in a second configuration mode. | 09-26-2013 |
| 20130335372 | TOUCH SCREEN DEVICE AND METHOD THEREOF FOR SENSING APPROACH - The present document discloses a touch screen device and a method for implementing proximity sensing by the touch screen device. The method includes: within a time interval of scanning sensing channels of a capacitive touch screen one by one, performing whole layer scanning for the sensing channels of the capacitive touch screen; and comparing a result of performing the whole layer scanning for the sensing channels of the capacitive touch screen with a preset threshold, and if the result of the whole layer scanning is larger than the preset threshold, triggering a corresponding processing of a large-area touch event. The present document can implement the proximity sensing to a large-area object by the touch screen, and can distinguish effectively the large-area proximity event from the normal single-point or multi-point touch event during a user operation, thereby avoiding unnecessary false triggering. | 12-19-2013 |
| 20140313160 | TOUCH PANEL AND MANUFACTURING METHOD THEREOF AND TOUCH DISPLAY PANEL - A touch panel and a manufacturing method thereof and a touch display panel are provided. The touch panel includes a substrate, at least one first conductive line, an insulating layer, and at least one second conductive line. The substrate has a sensing region and a periphery region. The first conductive line is disposed on the periphery region. The insulating layer is disposed on the periphery region and covers the first conductive line. The second conductive line is disposed on the periphery region. The first conductive line and the second conductive line are electrically insulated to each other. A portion of at least one second conductive line is disposed on the insulating layer located above the first conductive line. | 10-23-2014 |
| 20140313164 | CAPACITIVE TOUCH SENSOR PARTIALLY INTEGRATED WITH LCD DISPLAY - A capacitive touch sensor (touch sensitive panel or screen) partially integrate with an LCD is disclosed. The touch sensor includes an LCD panel and a single layer of transparent conductive traces above the LCD panel. One group of signal traces of the LCD panel, either the gate signal traces or the source signal traces, is used to emit signals that function as the excitation signals of the touch sensor, and the single layer of transparent conductive traces is used to detect the signals to sense touches. The single layer of transparent conductive traces may be form on a flexible medium and affixed to the upper surface of the LCD panel. The LCD panel may be similar to a conventional LCD panel except that the driver circuit is modified so that the gate or source signals are used, in a time-division manner, as excitation signals of the touch sensor. | 10-23-2014 |
| 20140313158 | DETECTING METHOD AND DETECTING DEVICE FOR CAPACITIVE TOUCH-CONTROL APPARATUS, AND THE CAPACITIVE TOUCH-CONTROL APPARATUS - A detecting method for a capacitive touch-control apparatus is disclosed, which includes: sequentially driving M groups of electrodes in a first dimension and N groups of electrodes in a second dimension for detection, wherein either of M and N is a natural number, any group of electrodes includes two or more electrodes and the two or more electrodes are detected simultaneously; and calculating a first dimension coordinate and a second dimension coordinate of a touch position according to a result of the detection on the groups of electrodes in the first dimension and in the second dimension, respectively, to determine a group of possible touch positions. A corresponding device is further provided. | 10-23-2014 |
| 20140313157 | TOUCH SENSING APPARATUS AND TOUCH SENSING METHOD USING THE SAME - A touch sensing apparatus includes a touch screen panel including first electrodes along a first direction and second electrodes along a second direction crossing the first direction to form capacitances with the first electrodes, a driving circuit configured to supply a driving signal to the first electrodes; and a sensing circuit configured to detect output sensing signals from the second electrodes and recognize a touch input based on the output sensing signals. The sensing circuit includes a switching unit configured to modulate the output sensing signals by providing codes as respective input sensing signals to the second electrodes, an amplifying unit configured to amplify the modulated sensing signals, an analog-digital conversion unit configured to convert the amplified sensing signals into digital sensing signals, and a controller configured to demodulate the digital sensing signals and detect a touch input and its position from the demodulated sensing signals. | 10-23-2014 |
| 20140313163 | MULTI-TOUCH TOUCH-SENSITIVE DEVICE WITH MULTI-FREQUENCY CAPACITIVE DETECTION COMPRISING MEANS OF FAULT DETECTION - The general field of the invention is that of touchscreen devices with projected capacitive detection comprising a touch-sensitive matrix panel comprising a plurality of conductive rows and conductive columns, said panel being connected to electronic control means. The electronic control means generate two periodic transmission voltages transmitted at two different frequencies. Analysis of the reception voltages is used to determine the positions of presses on the touch-sensitive panel, including when a row or column is cut. Pressing on a cut row or column is basically determined by calculating the barycentres of ‘virtual’ hollows in the reception voltages corresponding to this cut row or column. | 10-23-2014 |
| 20100283757 | CAPACITIVE TOUCH PANEL STRUCTURE WITH HIGH OPTICAL UNIFORMITY - A capacitive touch panel structure with high optical uniformity includes a substrate, a metal layer, an insulating layer and an electrode layer. The metal layer is formed on surface of the substrate to constitute a plurality of metal bridge patterns and a plurality of traces. The insulating layer is coated on the surfaces of the substrate, and a plurality of via holes are formed on partial surface of the metal bridge patterns. A first direction electrode pattern, without electrically connected with the metal bridge patterns, is formed on the surface of the insulating layer between the metal bridge patterns. A second direction electrode pattern covers over the partial metal bridge patterns and into the via holes. | 11-11-2010 |
| 20100033447 | INPUT DEVICE WITH DISPLAY FUNCTION - A liquid crystal module ( | 02-11-2010 |
| 20130342508 | BENDING THRESHOLD AND RELEASE FOR A FLEXIBLE DISPLAY DEVICE - A flexible display device and a method for accurately recognizing a user's flex input bending of the flexible display device is described. The present invention is able to discard unintentional flexing of the flexible display device while being able to accurately recognize a user's intended flex input command based on a number of bending degree thresholds. A first bending threshold must be overcome in order to initially recognize a user's flex input as a valid flex input command. Then the user's flex input must fall below a second bending threshold in order to cease the recognition of the user's flex input as a valid flex input. | 12-26-2013 |
| 20130342503 | Signal Enhancing Method for Capacitive Touch Panel of Mobile Device - A signal enhancing method for capacitive touch panel of mobile device provides a reference potential by a reference bar that is next to a sensor bar, wherein when the reference potential is a ground potential, the reference bar becomes a ground (GND) bar. The sensor bar and GND bar may comprise a plurality of tiny sensor bars and a plurality of tiny GND bars, respectively; and may further comprise fishbone sensor bars and fishbone GND bars. The plurality of tiny sensor bars and plurality of tiny GND bars are arranged in an alternative disposition. In this way, when a touch panel is touched, a tiny sensor bar and adjacent tiny GND bar are both touched so as to obtain a large coupling capacitance. | 12-26-2013 |
| 20130342504 | TOUCH PANEL AND DISPLAY DEVICE INCLUDING THE SAME - The present invention relates to a touch panel, comprising: a screen part comprising a first conductive pattern portion, and a router part comprising a second conductive pattern portion, in which the first conductive pattern portion and the second conductive pattern portion have the same line height, and there is no connecting portion in a region in which the first conductive pattern portion and the second conductive pattern portion are connected to each other, and a display apparatus comprising the same. | 12-26-2013 |
| 20130342497 | DETECTION METHOD, DEVICE AND SYSTEM FOR DETECTING SELF-CAPACITANCE TOUCH SCREEN - It is provided a self-capacitance touch screen detection method, device and system. The method includes: receiving a scanning waveform by a currently detected channel of a self-capacitance touch screen; inputting the voltage of the scanning waveform into an input terminal of a voltage following unit, and driving at least a preset channel that is adjacent to the currently detected channel of the self-capacitance touch screen via an output terminal of the voltage following unit; and calculating self-capacitance touch screen coordinate data for a touch in the currently detected channel. The method not only avoids the disturbance to the detection for a touch in the currently detected channel generated due to water vapor or a water droplet, but also obtains an increased relative change generated by the same touch, and thereby the detection sensibility of the self-capacitance touch screen is improved. | 12-26-2013 |
| 20120098787 | ELECTROSTATIC CAPACITIVE TYPE TOUCH SCREEN PANEL - A touch screen panel according to an embodiment includes an electrode forming part including a plurality of first electrode serials arranged in parallel on a substrate in a first direction and a plurality of second electrode serials arranged on the substrate to cross over the first electrode serials; and a routing wire forming part formed on the substrate, and including a plurality of first routing wires respectively connected to the plurality of first electrode serials and a plurality of second routing wires respectively connected to the plurality of second electrode serials. | 04-26-2012 |
| 20130342494 | AUXILIARY INPUT DEVICE, AND ELECTRONIC DEVICE AND ELECTRONIC SYSTEM INCLUDING THE AUXILIARY INPUT DEVICE - An auxiliary input device is provided for an electronic device including a capacitive touch sensor. The auxiliary input device includes at least one key, which includes an upper conductive layer, a lower conductive layer, and at least one supporting element. The lower surface of the lower conductive layer has a specific pattern. The supporting element is disposed between the two conductive layers such that there is a distance maintained between the two conductive layers. When the auxiliary input device is disposed on the capacitive touch sensor and the key is pressed by a conductive object, the upper conductive layer and the specific pattern of the lower conductive layer can be electrically conductive with each other so that the capacitive touch sensor can detect the contact of the specific pattern. When the capacitive touch sensor detects the contact of the specific pattern, the electronic device executes a corresponding function. | 12-26-2013 |
| 20130285975 | TOUCH SCREEN PANEL AND TOUCH SCREEN APPARATUS - There are provided a touch screen panel and a touch screen apparatus. The touch screen panel includes a plurality of first electrodes formed on a substrate and extending in a first axis direction; and a plurality of second electrodes formed on the substrate and extending in a second axis direction perpendicular to the first axis direction, wherein a plurality of first slits are provided in a diagonal direction with respect to the first axis direction and the second axis direction between the plurality of first electrodes and the plurality of second electrodes, and at least one second slit is formed within each of the plurality of second electrodes. | 10-31-2013 |
| 20100053113 | Electromagnetic Stylus for Operating a Capacitive Touch Panel - When a user moves an electromagnetic stylus to a capacitive touch panel, a transceiving winding will detect the frequency of the capacitive touch panel. A synchronizing winding will oscillate to generate a signal having a frequency similar to that of the capacitive touch panel. An oscillator will amplify the signal generated by the synchronizing winding. A circuit board will process the signal amplified by the oscillator. Finally the transceiving winding will emit a wireless signal with a frequency similar to that of the capacitive touch panel to interfere with the electric (magnetic) field of the capacitive touch panel so as to detect a triggered coordinate of the capacitive touch panel. | 03-04-2010 |
| 20130222338 | APPARATUS AND METHOD FOR PROCESSING A PLURALITY OF TYPES OF TOUCH INPUTS - An apparatus includes a touch sensing unit configured to receive a first-type touch input in a first mode, the first-type touch input being not processed in a second mode dedicated for a second-type touch input, and a controller configured to determine whether the first mode is operated, and to process an operation in the first mode according to the first-type touch input. A method for processing a plurality of touch input types includes receiving a touch input, determining a type of the touch input from a plurality of touch input types including a first-type touch input and a second-type touch input, and, in response to a determination that the touch input corresponds to the first-type touch input, processing the touch input if the touch input corresponds to a defined input pattern or the touch input is received in a first mode for processing the first-type touch input. | 08-29-2013 |
| 20130009908 | RESISTIVE TOUCH PANEL - A resistive touch panel is provided. The resistive touch panel includes a first conductive layer and a second conductive layer, and a plurality of electrodes is disposed on the first conductive layer and the second conductive layer. A detection area of the resistive touch panel is separated into at least two sub-detection areas through configuration of the electrodes. Thus, the resistive touch panel can calculate coordinates of a contact point corresponding to each sub-detection area at the same time, so as to achieve functions of detecting multiple touch points at the same time and detecting touch point sliding. | 01-10-2013 |
| 20140300573 | COMPUTER-READABLE RECORDING MEDIUM, INFORMATION PROCESSING APPARATUS, AND CORRECTION PROCESSING METHOD - A computer-readable recording medium stores a correction processing program causes a computer including a touch panel and a temperature sensor to execute a process. The process includes determining whether a temperature measured by the temperature sensor is lower than a predetermined threshold when a first event completing contact with the touch panel is detected, waiting for a second event starting contact with the touch panel and a third event moving a contact position with the touch panel for a predetermined period of time when it is determined that the measured temperature is lower than the predetermined threshold, and discarding the first event and the second event and notifying an application of the third event, when the second event and the third event are detected during the predetermined waiting period of time. | 10-09-2014 |
| 20110057903 | Input Apparatus, Input Method and Program - There is provided an input apparatus including: a pressure detecting unit which detects press pressure of an operational body applied to a virtual key having one or more input candidates allocated selectively; and an input control unit which varies a selection state of the one or more input candidates selectively allocated to the virtual key for every pressing operation having, as a single time of pressing operation, timing that the press pressure detected by the pressure detecting unit exceeds a predetermined selection threshold value or timing that the press pressure becomes smaller than the selection threshold value as being attenuated after exceeding the selection threshold value. | 03-10-2011 |
| 20100026660 | TOUCH PANEL AND METHOD FOR OPERATING THE SAME, AND ELECTRONIC APPARATUS AND METHOD FOR OPERATING THE SAME - A touch panel includes n first line electrodes (n is an integer of 2 or greater) to which pulses are applied, m second line electrodes (m is an integer of 2 or greater) for use in detection, the second line electrodes being arranged to cross the first line electrodes, and a pulse generating circuit configured to apply pulses, in a selected order, to first line electrodes (n | 02-04-2010 |
| 20100026661 | Display Device - A touch panel includes a plurality of first electrodes, a plurality of second electrodes, and a plurality of wirings. Each of the plurality of first electrodes has a first portion formed on a layer different from that on which the second electrodes are formed and intersecting the second electrodes, and a second portion formed on the same layer as that on which the second electrodes are formed, but separated from the second electrode. The second electrode and the second portion of the first electrode are formed on a layer upper than the layer where the wiring is formed. The first portion of the first electrode is connected to the second portion in a contact hole formed on an insulating film between the first portion and the second electrode, and formed on the same layer on which the wiring is formed. | 02-04-2010 |
| 20100026659 | GLASS SUBSTRATE FOR CAPACITIVE TOUCH PANEL AND MANUFACTURING METHOD THEREOF - A capacitive touch screen panel includes top and bottom ITO coated glass sheets that may both be connected to detection electronics (e.g., a controller) by way of a single, normal flexible printed circuit connector. The ITO coated surface of each of the top and bottom glass sheets may face each other and a transparent material such as an optically clear adhesive may be disposed between the top and bottom glass sheets. In some embodiments, a number of spacers may be disposed between the top and bottom glass sheets to maintain a desired gap between the sheets. In other embodiments, the single, normal flexible printed circuit connector may generally reside in a single plane. | 02-04-2010 |
| 20100026658 | TOUCH SUBSTRATE OF EMBEDDED TOUCH DISPLAY PANEL AND MANUFACTURING METHOD THEREOF - An embedded touch display panel including a first substrate and a second substrate is provided. The first substrate having a displaying region and a sensing region includes a stack structure, a first conductive layer and a first alignment layer. The stack structure disposed on the first substrate within the sensing region includes a protruding structure and a first rough structure disposed on the protruding structure. The first conductive layer conformally disposed on the stack structure has a first rough surface. The first rough surface is exposed from the first alignment layer that covers the first conductive layer. The second substrate includes a second conductive layer and a second alignment layer. The second conductive layer whose position corresponds to the sensing region is disposed on the second structure. A portion of the second conductive layer corresponding to the first rough surface is exposed from the second alignment layer covering thereon. | 02-04-2010 |
| 20100026654 | COORDINATE INPUT DEVICE - A force and movement sensitive non-mechanical coordinate input device ( | 02-04-2010 |
| 20100026657 | DISPLAY WITH VISUALLY HOMOGENEOUS BORDER - A handheld device with a compact integrated touch panel is disclosed. A handheld device incorporating a touch panel display requiring electrical connections is reduced in size by incorporating electrical pathways within the support structure of the touch panel display, obviating the need for a flex circuit extension from the touch panel display for connection to the handheld device. A further reduction in size is obtained by providing an inherent visually homogeneous perimeter for the touch panel display by matching the colors of the conductive and dielectric materials, thereby eliminating the need for a bezel. | 02-04-2010 |
| 20100188364 | GHOST RESOLUTION FOR A CAPACITIVE TOUCH PANEL - Ghost resolution sensing methods are provided for capacitive touch panels. When ghost is detected involving two points on a capacitive touch panel, for each of the two points, the intersected traces at that one are concurrently charged to sense the capacitance value from either one of the intersected traces, and according thereto, a real point and a ghost point can be distinguished from each other. Alternatively, the intersected traces are crisscross driven by two synchronous and in phase signals or synchronous but out of phase signals, to sense the capacitance values at the two points. Preferably, intersectional calibration is performed in conjunction therewith, to recognize the real points. | 07-29-2010 |
| 20090256817 | Method and apparatus for providing input to a processor, and a sensor pad - An apparatus for providing input to a processor includes a sensor pad having a surface and a sensor array for sensing pressure at the surface and producing signals corresponding to the pressure at the surface. The sensor array having columns and rows of electrodes that are covered with resistive material which fills in the spaces between the electrodes and acts as a linear resistor between the electrodes and measures pressure on the pad surface between the electrodes. The apparatus includes an interface in contact with the sensor pad and in communication with the sensor array which couples to the processor to communicate the signals to the processor. A method for providing input to a processor includes the steps of sensing pressure with a sensor pad having a surface and a sensor array for sensing the pressure at the surface. There is the step of producing signals corresponding to the pressure at the surface with the sensor array. The sensor array having columns and rows of electrodes that are covered with resistive material which fills in the spaces between the electrodes and acts as a linear resistor between the electrodes and measures pressure on the pad surface between the electrodes. There is the step of communicating the signals to the processor with an interface in contact with the sensor pad and in communication with the sensor array which couples to the processor. | 10-15-2009 |
| 20120044190 | ELECTRONIC INK TOUCH SENSITIVE DISPLAY - An electronic ink display incorporating a touch sensitive screen which does not significantly increase the thickness of the electron |
