| Entries |
| Document | Title | Date |
|---|
| 20080202823 | ELECTRONIC DEVICE TO INPUT USER COMMAND - In an electronic device, the physical boundaries of a manipulation unit for inputting a user command defines a contour to which an arrangement of items that are displayed on a display unit conforms. A user's active manipulation of the manipulation unit corresponds to a reaction of a GUI on the display unit. Accordingly, the user can manipulate the electronic device more easily and conveniently. | 08-28-2008 |
| 20080202824 | Tilting Touch Control Panel - A control panel for controlling a device in response to user indications, the control panel comprising, a position sensing element ( | 08-28-2008 |
| 20080217075 | DUAL JOYSTICK DIRECTIONAL TEXT INPUT - The claimed subject matter provides for character selection based on two orthogonal directional inputs associated with two input controllers. Such character selection can include a dual-input selection component comprising two independent input directional controllers, wherein activating a directional input effectuates a selection. Further included is a grouping component that can group characters into sub-groups, and map sub-groups and characters to orthogonal directional inputs related to the two input controllers, whereby activating a direction input can select a particular sub-group or character mapped to that direction. | 09-11-2008 |
| 20080223627 | Synchronization of haptic effect data in a media transport stream - Haptic information in a series of frames of a media transport stream is identified and time stamps corresponding thereto are determined in accordance with a master time code signal embedded in the media transport stream. Each media transport stream frame containing haptic information is subsequently assigned a time stamp so that it will be used to activate an actuator at a proper time responsive to the time stamp to generate a haptic effect in accordance with the haptic information. | 09-18-2008 |
| 20080223628 | Low EMI Capacitive Trackpad - A printed circuit board (PCB) assembly provides a two layer capacitive trackpad sensor in which an EMI ground grid is interposed among the sensor's capacitive elements on each of its layers. The EMI grid on each of the two layers is electrically coupled via, typically, vias. The described arrangement of sensor elements (capacitor plates) and EMI ground grid traces may be incorporated into a PCB having additional layers (e.g., a four, six or eight layer PCB). If used in this manner, additional vias are provided on the PCB which permit electrical coupling between these “additional layers” and which are electrically isolated from, and shielded by, the EMI ground grid. | 09-18-2008 |
| 20080236902 | Handwriting input system - A handwriting input system includes a handwriting input device, a mobile information device, and a server. The mobile information device includes a position determining unit with which, on request from the handwriting input device, the mobile information device determines its own position. The mobile information device assigns a position identifier to the position data, internally stores the position data and position identifier, and sends the position identifier to the handwriting input unit. The handwriting input unit attaches the position identifier to handwriting trace data that it captures and sends to the mobile information device. The mobile information device uses the position identifier to retrieve the position data and sends the position data with the handwriting trace data to the server. The server can thereby determine the geographical location at which handwriting was entered. | 10-02-2008 |
| 20080236903 | Method Of Determining Coordinate Values Of A Position On A Printed Document With Respect To A Plurality Of Patterns Printed On The Document - A method of determining a first coordinate value of a position on a printed document with respect to a plurality of first patterns printed on the document. Each first pattern respectively represents a first sequence with each of the first sequences having a repeating first codeword of a first cyclic position code. The cycle position code has length n | 10-02-2008 |
| 20080264699 | 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 insulation layer is formed on a surface of each first-axis conduction line. 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 insulation layer of the associated first-axis conduction line. | 10-30-2008 |
| 20080283308 | Device For Determining the Relative Position Between Two Essentially Flat Elements - The invention pertains to a device for determining the relative position in the X-Y plane between two essentially flat elements that are spaced apart in the Z-direction and are essentially arranged on top of one another, wherein said device features at least one optical sensor that is arranged between the elements and is able to sense at least two points of the mutually facing surfaces of the elements, as well as an evaluation unit, in which the images of the points can be evaluated with respect to their relative position in the X-Y plane. In this case, the optical sensor features at least one line sensor that can be displaced relative to the two elements in such a way that the mutually facing surfaces of the elements can be optically scanned at least in sections in the manner of a scanner. | 11-20-2008 |
| 20080289884 | Touch-Based Input Device with Boundary Defining a Void - A touch-based input device comprising a first structural element supported in a fixed position, a second structural element operable with said first structural element and configured to define a touch-sensing element. The touch-based input device further comprising at least one sensor operable to measure an external stimulus applied to said touch-sensing element, the at least one sensor being configured to output a signal corresponding to said external stimulus to be used to determine a location of said external stimulus applied to said touch-sensing element, wherein at least a portion of the touch-sensing element comprises a boundary defining a void present in the touch-sensing element. | 11-27-2008 |
| 20080289885 | Force-Based Input Device Having a Dynamic User Interface - A touch-based input device is disclosed comprising a touch-sensing element configured to register a touch on said touch-sensing element and at least one sensor operably connected to the touch-sensing element and configured to measure said touch, wherein said sensor is further configured to generate a signal corresponding to the detection of said touch. The input device further comprises a dynamic component operably connected to the touch-sensing element, said dynamic component configured to apply a dynamic force to the touch-sensing element without registering a detectable touch on said touch-sensing element while concurrently allowing detection of an external stimulus on the touch-sensing element. | 11-27-2008 |
| 20080296072 | Input Device Having Tactile Function, Information Input Method, and Electronic Device - A digital camera includes an input detection section, which has an input detection plane, that detects a touching position of a finger of an operator and a sliding speed of the finger, a controller that computes a vibration pattern based on the sliding speed detected by the input detection section, and a vibration section that vibrates the input detection plane based on the vibration pattern thus computed. The controller computes a vibration pattern of the input detection plane to generate vibrations from its low frequency and small amplitude to its high frequency and large amplitude, as the finger goes away from a position where it has touched the input detection plane. | 12-04-2008 |
| 20080314652 | Touch sensitive display device, and driving method thereof - A display device having a contact sensing function, and a driving method thereof are disclosed in one embodiment. The driving method of a display device includes reading sense data signals of a current sensing unit row, determining whether the sense data signals are included in a contactable range and converting the sense data signals into preliminary signals that each have a predetermined value based on the determination result, determining whether a sensed area (an X axis sensed area) in an X axis direction exists using the preliminary signals, determining whether the X axis sensed area is effective when the X axis sensed area exists, determining whether a sensed area (a Y axis sensed area) in a Y axis direction exists when the X axis sensed area is effective, determining whether the Y axis sensed area is effective when the Y axis sensed area exists, determining a contact position when the Y axis sensed area is effective, and reading sense data signals of a next sensing unit row when the X axis sensed area or the Y axis sensed area is not effective. | 12-25-2008 |
| 20090008160 | Method and system for detecting touch events based on magnitude ratios - A method for detecting a touch event on a touch panel comprises obtaining at least first and second signals from at least two sensors where the at least first and second signals are responsive to a touch event. A first amplitude magnitude associated with the first signal is calculated and a second amplitude magnitude associated with the second signal is calculated. A magnitude ratio is determined between the first and second amplitude magnitudes, and a touch location is identified based on the magnitude ratio. | 01-08-2009 |
| 20090038860 | Interactive projection apparatus - An interactive projection apparatus is provided, which utilizes a control module to monitor the image of the touch control display screen to generate a control signal, then referring to the content mark of the display image, and so as to make the projection apparatus of the present invention have an interactive function with users. Therefore, the interactive projection apparatus of the present invention has the advantages including reader interaction, simple structure and relative cheapness, such that it can be widely applied as a children toy, a talking book, an interactive reading matter and a teaching assistance apparatus. | 02-12-2009 |
| 20090044988 | DEVICE AND METHOD FOR DETERMINING FUNCTION REPRESENTED BY CONTINUOUS RELATIVE MOTION BETWEEN/AMONG MULTITOUCH INPUTS ON SIGNAL SHIELDING-BASED POSITION ACQUISITION TYPE TOUCH PANEL - Described is a device and method for determining a function represented by a specific continuous relative motion between/among multitouch inputs on signal shield-based position acquisition type touch panel. The method comprises the steps of acquiring a minimum and maximum ordinate and abscissa values between/among the multitouch inputs; forming a rectangle based on the minimum and maximum ordinate and abscissa values; monitoring a sequential variation of an contour of the rectangle; and determining a gesture associated with the specific continuous relative motion of the multitouch inputs based on the sequential variation of the rectangle and relating the gesture to the function. | 02-19-2009 |
| 20090044989 | COORDINATE INPUT APPARATUS AND METHOD - A coordinate input apparatus inputs detection signals output from a plurality of detection units configured to detect an input coordinate position on a coordinate input region. In a case where a plurality of signal change ranges occur in each of detection signals output from the plurality of detection units, the coordinate input apparatus selects one of a plurality of coordinate positions corresponding to the plurality of signal change ranges according to which hand an operator uses to input a coordinate position. | 02-19-2009 |
| 20090065266 | METHOD OF INSTRUCTING A COMPUTER TO EXECUTE A COMMAND - A method of instructing a computer is disclosed. The method starts by providing a user with an interface surface. The first interface surface includes coded data indicative of positions on the interactive surface, one or more command areas each designating a command to be applied to an object, and one or more objects. The method continues by receiving indicating data from a sensing device. The indicating data is formed by the sensing device in response sensing at least some of the coded data when the sensing device is moved relative to the first interface surface. The indicating data is indicative of a sequence of positions of the sensing device relative to the first interface surface, thereby defining a stroke. Next, using the indicating data, the method determines one of the commands and at least one object designated by the stroke. Finally, the command designated by the stroke is applied to the at least one object designated by the stroke. | 03-12-2009 |
| 20090078473 | Handwriting Capture For Determining Absolute Position Within A Form Layout Using Pen Position Triangulation - The invention relates to systems and methods for performing pen position triangulation for handwriting capture on forms. In one example, a system includes a base body configured to be placed over a form. The base body includes at least one receiver for receiving a multilateration signal from an emitter located on a writing utensil. A processor performs multilateration (e.g., triangulation) to determine a relative position of the writing utensil's emitter. A memory stores the relative position of the emitter. A detector detects an orientation identifier and/or form identifier located on the form. The orientation identifier and/or form identifier are used to determine an absolute position of the emitter with respect to the form. | 03-26-2009 |
| 20090084610 | SYSTEM FOR ELECTRONIC TRANSMISSION OF HANDWRITTEN INFORMATION - A system for electronic transmission of handwritten information. The system includes a printed product page having a writing area for entering handwritten information and an address area indicating an address to which the handwritten information is to be sent. The system further includes an electronic pen for initiating transmission of handwritten information written in the writing area to an address indicated in the address area via interaction with the writing and address areas on the product page. | 04-02-2009 |
| 20090101415 | Apparatus, method, computer program and user interface for enabling user input - An apparatus including a touch sensitive input device configured to provide an output dependent upon an actuated area; and a processor configured to receive inputs from the touch sensitive input device; wherein the processor is configured to detect a change in orientation of an actuated area and, in response to the detection of the change in orientation, perform a function. | 04-23-2009 |
| 20090107736 | LAMINATED DIGITIZER SENSOR - A laminated transparent digitizer sensor assembly comprises a first transparent layer patterned on one surface with a first array of conductors and an array of conductive elements electrically isolated from the first array of conductors; and a second transparent layer patterned on one surface with a second array of conductors; wherein the first and second layers are laminated with non-conducting transparent laminating material, such that the patterned surfaces face each others and wherein conductive material is provided between the conductive elements and conductors of the second array of conductors. | 04-30-2009 |
| 20090159342 | INCORPORATED HANDWRITING INPUT EXPERIENCE FOR TEXTBOXES - Textboxes are provided to support both standard textbox operations and handwriting input. A textbox may be displayed as a standard textbox, receive input from a keyboard, a pointing device (e.g., a mouse), and/or a handheld writing device (e.g., an electronic pen or stylus), and interpret the input to perform standard textbox operations. Based on various user actions, the textbox is displayed as an enlarged textbox that provides a writing surface for receiving input from the handheld writing device that is interpreted as handwriting input. Text is recognized from the handwriting input, and the text from the enlarged textbox is synchronized with the textbox. | 06-25-2009 |
| 20090183929 | Writing system with camera - A Micro Inertial Measurement Unit (IMU) which is based on MEMS accelerometers and gyro sensors is developed for real-time recognition of human hand motions, especially as used in the context of writing on a surface. Motion is recorded by a motion/acceleration sensor, which may be a combination of a rate rate gyro and an accelerometer, and possibly in combination with a video camera set to detect markers located on a board, with the camera utilizable to detect lines and markers and to determine the proximity of the white board. The immediate advantage is the facilitation of a digital interface with both PC and mobile computing devices and perhaps to enable wireless sensing. | 07-23-2009 |
| 20090194341 | METHOD AND DEVICE FOR OPERATING A RESISTIVE TOUCH INPUT COMPONENT AS A PROXIMITY SENSOR - A device is provided which includes a resistive touch input component. The resistive touch input component may operate as a proximity sensor and may include upper and lower conductive layers. The upper conductive layer may be in a higher impedence state than the lower conductive layer. A method for controlling a resistive touch input component is also provided in which at least a first terminal of a device is provided for connecting the upper conductive layer in a high impedence state, and in which at least one second terminal is provided for connecting a lower conductive layer in a state capable of operating the touch input component. Corresponding computer program products and devices are also provided. | 08-06-2009 |
| 20090200088 | SENSOR PIXEL AND TOUCH PANEL THEREOF - A sensor pixel and a touch panel using the same are provided herein, wherein the touch panel has m scan lines and n readout lines. The sensor pixel includes a sensing capacitor, a readout transistor, a reset transistor, a base transistor, and a photo transistor. The photo transistor included in the sensor pixel produces a photo leakage current when it is exposed to a light. The light obstruction characteristic of the photo transistor is utilized to detect the locations of the touched sensor pixels. By proper timing control, the present invention not only can be applied to the multi-finger detection, but also is easy to be implemented. | 08-13-2009 |
| 20090211817 | TOUCH PANEL DEVICE OPERABLE BY MULTIPLE USERS AND A METHOD FOR CONTROLLING THE TOUCH PANEL - A touch panel device has a capacitive touch panel, a current sensing unit, a control unit and a switch. The control unit computes a coordinate of a press position based on current changes occurring at all corners of the touch panel, and provides an AC signal being output through multiple output terminals of the switch in turn. When the AC signal is applied to different users and then conducted to the touch panel, the control unit recognizes which user is pressing the touch panel. Therefore, the touch panel device has the capability of being operated my multiple users. | 08-27-2009 |
| 20090260897 | CAPACITIVE TOUCH SENSOR - A capacitive touch sensor is provided. The capacitive touch sensor may include a printed circuit board coupled to one or more electronic components, a sensing pad coupled to the circuit board, the sensing pad configured to detect touch input, a touch surface positioned in a cooperative position with the circuit board and the sensing pad, and a dielectric material interposed by the sensing pad and the touch surface, the dielectric material having a dielectric constant greater than air at a substantially equivalent temperature and pressure. | 10-22-2009 |
| 20090266621 | Reliability Metal Traces - The formation of improved reliability conductive traces in touch sensor panels that are less prone to failures due to environmental effects is disclosed. Conductive traces, which can be formed from a stackup of metal layers or a single metal layer, can be protected with an additional photoimageable passivation layer of a material such as an organic polymer. This photoimageable coating can be patterned so that it does not appear in the visible area of the touch sensor panel, with much finer tolerances than conventional passivation layers to help keep product dimensions to a minimum. | 10-29-2009 |
| 20090266622 | INSTRUCTION INPUTTING DEVICE - An instruction inputting device detects input operations in the XY plane and in a rotational direction on a hemispherical input operation surface. Four detection electrodes insulated from each other are formed at 90° intervals around the Z axis of the hemisphere, on the surface of a spherical crown-shaped insulator. Surface areas of each of the detection electrodes decrease moving toward an apex P on the Z axis and moving in a circumferential direction away from the positions at which the 90° intervals are formed. As a result, the surface areas of the detection electrodes facing an object to be detected for causing the input operation differ depending on the positioning of the object, thereby causing differences in the floating capacitances of the detection electrodes which are sensed by a circuit portion of the device. | 10-29-2009 |
| 20100006347 | COVER LENS WITH TOUCH SENSING FUNCTION - A cover lens with touch sensing function is a transparent plate formed by a substrate, a surface layer, a sensing layer, and an insulated layer. The substrate of the cover lens is a highly transparent plate with outstanding mechanical strength. The surface layer consists of one or a plurality of functional films and is arranged on an upper surface of the substrate. The sensing layer is arranged on a bottom surface of the substrate and further has a plurality of X axis traces and Y axis traces. The X and Y axis traces are formed on the same plane and intersect to each other as a matrix. Induction-spots are formed on each X axis trace and are connected one by one. Induction-spots are formed on each Y axis trace but are formed separately with gaps. Pairs of through holes is formed respectively to all the adjacent induction-spots of each Y axis trace on the insulated layer. A conductive wire crossing between the pair of the through holes is arranged on the surface of the insulated layer. Both ends of the conductive wire exposed to the through holes respectively are formed as electrical joints. The insulated layer is covered on the sensing layer from a bottom surface so as to cover and insulate the X and Y axis traces. | 01-14-2010 |
| 20100006348 | Input detection circuit, input detection method, input detection apparatus, and computer readable medium - An input detection circuit including: an acquisition portion that acquires at least one potential of a first conductive membrane formed on a first surface of a first substrate, and a second conductive membrane formed on a second surface of a second substrate provided at a position away from the first substrate, the second surface being opposed to the first conductive membrane; a first control portion that controls switches connected to the first conductive membrane or the second conductive membrane to intermittently apply a voltage to the first conductive membrane; and a first detection portion that detects an input operation by detecting the generation of a current that flows from the first conductive membrane to which the voltage is applied by the first control portion, to the second conductive membrane based on the potential acquired by the acquisition portion. | 01-14-2010 |
| 20100044120 | INPUT DEVICE - The invention relates to an input device for a user to perform switching, control and other input and selection operations. Input devices of this type are known in particular in the form of switches, sliders and touch screens on electrical equipment and other controls, e.g. in the vehicle field. The object of the invention is to create solutions that make it possible to create with a large degree of freedom of design an input interface that is advantageous for a user, particularly one that is easy to operate intuitively. This object is attained according to the invention with an input device for providing an input surface for generating switching, control and other input and selection operations, according to an input operation performed by a user, with at least one input organ for forming an input point provided for the generation of that signal, and an evaluation circuit for detecting the input operation performed by the user near the input point, wherein the input organ is embodied such that it supplies a haptic feedback, and the evaluation circuit defines a detection zone in which the input organ is located. | 02-25-2010 |
| 20100078230 | INTEGRATED TOUCH SENSOR AND SOLAR ASSEMBLY - Integrated touch sensor and solar panel configurations that may be used on portable devices, particularly handheld portable devices such as a media player or phone are disclosed. The integrated touch sensor array and solar cell stack-ups may include electrodes that are used both for collecting solar energy and for sensing on a touch sensor array. By integrating both the touch sensors and the solar cell layers into the same stack-up, surface area on the portable device may be conserved. In addition to being used for capacitive sensing, the integrated touch sensor and solar panel configurations may also be used for optical sensing. | 04-01-2010 |
| 20100101872 | INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, AND PROGRAM - The information processing apparatus according to the present invention includes an input position detecting unit that detects a position of an operator positioned on an operation input unit; a direction detecting unit that detects a moving direction of the operator based on a time variation of the detected position of the operator; a reproduction speed changing unit that changes a reproduction speed of the contents that vary with elapse of time displayed in a screen according to the number of operators detected by the input position detecting unit, and a reproducing direction changing unit that changes a reproducing direction of the contents displayed in the screen according to the moving direction of the of the operator detected by the direction detecting unit. | 04-29-2010 |
| 20100116560 | DIGITIZER AND INPUT DEVICE - A digitizer includes a case having an input portion; at least three first projected portions fixed to the case, the first projected portions coming into contact with a placement surface so as to support the case on the placement surface; and a second projected portion arranged inside of an area defined by connecting the points at which the first projected portions are fixed to the case. The second projected portion is configured such that, when a force substantially parallel to the placement surface is applied to the case, the first projected portions slide against the placement surface so that the case rotates relative to the placement surface with the second projected portion as a rotation axis. | 05-13-2010 |
| 20100116561 | RESISTIVE TOUCH PANEL - A resistive touch panel includes a first-direction first electrode group and a first-direction second electrode group. The first-direction first electrode group includes multiple electrodes having sequentially arranged and alternate one unit length and two unit length. The first-direction second electrode group includes multiple electrodes having sequentially arranged and alternate two unit length and one unit length. Two ends of multiple first-group strip-shaped ITO layers in the first direction are connected between the first-direction first electrode group and the first-direction second electrode group. | 05-13-2010 |
| 20100126784 | CONTINUOUSLY VARIABLE KNOB INPUT DEVICE - An input device includes a knob ( | 05-27-2010 |
| 20100163316 | Handwriting Recognition System Using Multiple Path Recognition Framework - Described is a multi-path handwriting recognition framework based upon stroke segmentation, symbol recognition, two-dimensional structure analysis and semantic structure analysis. Electronic pen input corresponding to handwritten input (e.g., a chemical expression) is recognized and output via a data structure, which may include multiple recognition candidates. A recognition framework performs stroke segmentation and symbol recognition on the input, and analyzes the structure of the input to output the data structure corresponding to recognition results. For chemical expressions, the structural analysis may perform a conditional sub-expression analysis for inorganic expressions, or organic bond detection, connection relationship analysis, organic atom determination and/or conditional sub-expression analysis for organic expressions. The structural analysis also performs subscript, superscript analysis and character determination. Further analysis may be performed, e.g., chemical valence analysis and/or semantic structure analysis. | 07-01-2010 |
| 20100224423 | STYLUS - A stylus includes a main body and a holding member. The holding member connects to the main body. With the holding member being rotatable relative to the main body, a distance between an end of the holding member and the main body is changeable. The stylus is convenient to be used and taken along. | 09-09-2010 |
| 20100282524 | TOUCH CONTROL SYSTEM AND METHOD FOR LOCALISING AN EXCITATION - A touch control system and method having an interaction means between a user and a system, at least two transforming means for transforming an excitation of the interaction means into respective signals and a signal processing means configured to determine the position on the interaction means where the excitation occurred. To simplify such a system, the invention uses a signal processing means, which is configured such that signatures are determined based on a comparison of at least one parameter of the respective signals. Also, a touch control system, wherein the transformation means are positioned within a housing with limber sidewalls. | 11-11-2010 |
| 20100288567 | MOTOR VEHICLE WITH A TOUCHPAD IN THE STEERING WHEEL AND METHOD FOR ACTUATING THE TOUCHPAD - A motor vehicle is equipped with a steering wheel to which is allocated a touchpad for controlling various functions of the motor vehicle. A touchpad can be automatically deactivated when the steering wheel exceeds a prescribed angle of lock. Also indicated is a corresponding method for actuating the touchpad. | 11-18-2010 |
| 20110061947 | Power Management for Touch Controller - Power management for a touch controller is disclosed. The touch controller can include a transmit section for transmitting stimulation signals to an associated touch sensor panel to drive the panel, where the touch controller can selectively adjust the transmit section to reduce power during the transmission. The touch controller can also include a receive section for receiving touch signals resulting from the driving of the panel, where the touch controller can selectively adjust the receive section to reduce power during the receipt of the touch signals. The touch controller can also include a demodulation section for demodulating the received touch signals to obtain touch event results, where the touch controller can selectively adjust the demodulation section to reduce power during the demodulation of the touch signals. The touch controller can also selectively reduce power below present low levels during idle periods. The touch controller can be incorporated into a touch sensitive device. | 03-17-2011 |
| 20110061948 | Touch Controller with Improved Diagnostics Calibration and Communications Support - A touch controller with improved diagnostics calibration and communication support includes a data capture register configured to sample data from one or a plurality of touch panel sense channels at an output of an analog to digital (A/D) converter. The sampled data is bit packed, and a demodulation waveform is captured, correlated with the sampled data. The contents of the data capture register, including the sampled data and the demodulation waveform, are transferred to a memory configured to create one or more records from the transferred contents. A processor can be used to extract the one or more records captured in the memory to display to a user for diagnostics or calibration. | 03-17-2011 |
| 20110100727 | Touch Sensitive Device with Dielectric Layer - A touch sensitive device having a dielectric layer between a cover layer and a touch sensor layer is disclosed. The dielectric layer can reduce a negative pixel effect associated with poor grounding of an object touching the device. The dielectric layer can reduce a capacitance per unit area of the device to less than about 0.0305 picofarads per square millimeter, thereby reducing the negative pixel effect. The dielectric layer can have a thickness of about 0.50 millimeters or more and/or a dielectric constant of about 2.3 or less to reduce the negative pixel effect. | 05-05-2011 |
| 20110139516 | TOUCH SENSITIVE DEVICE WITH MULTILAYER ELECTRODE HAVING IMPROVED OPTICAL AND ELECTRICAL PERFORMANCE - A touch sensor including one or more multilayer electrodes, said electrodes including at least two transparent or semitransparent conductive layers separated by a transparent or semitransparent intervening layer. The intervening layer includes electrically conductive pathways between the first and second conductive layers to help reduce interfacial reflections occurring between particular layers in devices incorporating the conducting film or electrode. | 06-16-2011 |
| 20110147100 | Pen Transcription System Utilizing a Spatial Filter for Limiting Interference - A pen transcription system and method for locating a moveable signal source are disclosed. The transcription system includes a base having a planar base surface, first and second acoustical sensors that detect an acoustical signal emitted by a moveable signal source, the acoustical sensors being mounted on the base and separated from one another. The difference in time of detection between an EM signal and the acoustical signals is measured to determine the position of the moveable source. The acoustical sensors include a housing surrounding a detector. The housing has an aperture having a width that is less than the wavelength of said acoustical signal divided by 6.28 and a height that is substantially equal to an integer multiple of a wavelength of an interfering acoustical signal. | 06-23-2011 |
| 20110214923 | LIGHT WEIGHT AND FULL PLANAR ELECTROMAGNETIC DIGITIZER - A light weight and full planar electromagnetic digitizer is disclosed. The electromagnetic digitizer comprises a upper board, a lower board, a circuit board and an antenna board and a cushion board. The circuit board has at least one electronic device to control the antenna board to transmit or receive electromagnetic signals and process received electromagnetic signals. The cushion board has at least one hole or cave to accommodate the electronic device. The circuit board, the antenna board and the cushion board are stacked between the upper board and the lower board. | 09-08-2011 |
| 20120138371 | TOUCH DEVICE - A touch device has multiple electromagnetic conductors and a detecting circuit. More than one of the multiple electromagnetic conductors are used as sensing points. Each of the sensing points receives a sensing voltage through electromagnetic coupling. The detecting circuit receives the sensing voltage and accordingly produces a sensing signal. A target device can be controlled based on the sensing signal. Since human body will absorb electromagnetic radiation from the surrounding environment, the touch device accomplishes the touch control based on electromagnetic coupling. | 06-07-2012 |
| 20120205165 | INPUT DETECTING APPARATUS, AND ASSOCIATED METHOD, FOR ELECTRONIC DEVICE - An apparatus, and an associated method, forms a user interface permitting input of input instructions to an electronic device. Input commands are evidence by tactile input forces applied to a force receiving surface. Force sensing elements are positioned to sense indications of the tactile input force. The force sensing element is caused to exhibit a selected input parameter value through application of a selected force thereto by application of a tightening torque to a fastener positioned in proximity to the force sensing element. | 08-16-2012 |
