MELFAS, INC. Patent applications |
Patent application number | Title | Published |
20150220170 | TOUCH-SENSING APPARATUS AND METHOD - Provided is a touch-sensing apparatus. The touch-sensing apparatus comprises: a touch panel for taking, as an input, a touch signal; and a control unit including a noise calculation part for calculating the level of the noise inputted via the touch panel, and an operation mode determining part for determining an operation mode of the touch panel to be either a general mode or a noise mode based on whether or not a touch input has occurred and based on the noise level. | 08-06-2015 |
20150185958 | TOUCH SENSING SYSTEM AND METHOD FOR PROVIDING PROXIMITY SENSING FUNCTION USING TOUCH SCREEN PANEL - Provided is a touch sensing system and method for providing a proximity sensing function using a touch screen panel. The touch sensing system may include at least one storage unit including at least one program, a touch screen configured to detect a touch of an object, and at least one processor configured to activate a proximity sensing function on the touch screen according to a control of the at least one program, to detect proximity of the object based on sensing information of a proximity sensing area predetermined on a partial area of the touch screen, and to process a predetermined operation in response to detecting the proximity of the object. | 07-02-2015 |
20150158764 | Method for Manufacturing Touch Screen Panel and Method for Manufacturing Tempered Glass Substrate - Disclosed are a method for manufacturing a touch screen panel and a method for manufacturing a tempered glass substrate. The method for manufacturing a touch screen panel comprises the steps of: smoothing the first surface of a raw glass substrate by polishing the surface of the raw glass substrate; forming a groove, for each cell unit, in the first surface of the raw glass substrate; tempering the raw glass substrate; forming a transparent electrode and a wiring pattern on the second surface of the raw glass substrate; and cutting the raw glass substrate for each cell unit along the groove, wherein the second surface is opposite the first surface. | 06-11-2015 |
20140340596 | TOUCH SENSING APPARATUS USING SINGLE LAYER PATTERN AND METHOD FOR MANUFACTURING THE SAME - A touch location sensing panel includes a touch detection region in which a plurality of sensing regions are arranged on a single substrate in two columns, an external wire region provided in an outer portion of the touch detection region, a plurality of transmitting (Tx) electrodes formed in the plurality of the sensing regions, with at least one patch shape, respectively, to sense a location of touch applied to the touch detection region on a second axis, and a plurality of receiving (Rx) electrodes electrically separated from the transmitting electrodes in the plurality of the sensing regions and extended along a second axis to cover the transmitting electrodes, to sense a location of the touch on a first axis. | 11-20-2014 |
20140340595 | TOUCH SENSING APPARATUS USING TOUCH PATTERN WITHOUT INSULATION AND METHOD FOR MANUFACTURING THE SAME - A touch location sensing panel includes a touch detection region in which a plurality of sensing regions are arranged on a single substrate in two columns, an external wire region provided in one outer side surface of the touch detection region, a plurality of transmitting (Tx) electrodes formed in the plurality of the sensing regions, with at least one patch shape, respectively, to sense a location of touch applied to the touch detection region on a second axis, a plurality of receiving (Rx) electrodes electrically separated from the transmitting electrodes in the plurality of the sensing regions and extended along a second axis to cover the transmitting electrodes, to sense a location of the touch on a first axis, and a plurality of internal wires arranged in the same layer with the plurality of the transmitting electrodes and the plurality of the receiving electrodes, and connected to plurality of the transmitting electrodes and the plurality of the receiving electrodes to be extended to the external wire region. | 11-20-2014 |
20140240291 | APPARATUS AND METHOD FOR DETECTING A TOUCH - There is disclosed an apparatus for detecting touch including a touch element comprising a plurality of touch detecting electrodes arranged therein, a touch element controller for acquiring detection signals from the touch detection electrodes and determining presence of touch in the touch element, wherein the touch element controller includes a receiving unit for receiving the detection signals from the touch detection electrodes and grouping the detection signals into one or more detection signal groups, a memory for storing a detection signal value limit, a signal extracting unit for extracting the maximum detection value out of the detection signal values of the detection for each of the detection signals, a calculating unit for calculating an adjustment variable by deducting the detection signal value limit from the maximum detection signal value for each of the detection groups, and a touch determination unit for determining presence of touch in the touch element, using the adjustment variable. | 08-28-2014 |
20140232682 | Apparatus and Method for Detecting Contact - An apparatus for detecting contact, according to the present invention, comprises: a substrate; a plurality of first electrodes which are formed on the substrate; a plurality of second electrodes which are formed on the substrate; and a controller chip for receiving applied signals from the plurality of first electrodes and the plurality of second electrodes, and determining a contact input, wherein the controller chip eliminates a value of a predetermined proportion of values from each of the signals. | 08-21-2014 |
20140184561 | TOUCH SENSOR IC, TOUCH SENSING APPARATUS, AND COORDINATE CORRECTING METHOD OF THE TOUCH SENSING APPARATUS - A touch sensing apparatus may include a sensing area including a plurality of sensing nodes; and a touch sensor integrated chip (IC) configured to acquire a sensing signal and an individual coordinate for each sensing node in response to a touch input occurring on the sensing area. The touch sensor IC may calculate a corrected coordinate corresponding to the touch input based on the sensing signal. | 07-03-2014 |
20130293511 | TOUCH SENSOR CHIP, TOUCH SENSING APPARATUS INCLUDING THE SAME, AND METHOD OF CONTROLLING NOISE OF TOUCH PANEL - Provided are a touch sensor chip, a touch sensing apparatus including the same, and a method of controlling noise of a touch panel. The touch sensing apparatus includes: an electronic device which is driven by a clock signal; a touch panel which is placed adjacent to the electronic device and receives a touch signal; and a touch sensor chip which transmits a driving signal to the touch panel and hops a frequency of the driving signal by a hopping interval if a noise level at the frequency of the driving signal is equal to or higher than a noise threshold, wherein the hopping interval is set based on an exciting frequency of the touch sensor chip. | 11-07-2013 |
20130120288 | TOUCH-SENSING PANEL INCLUDING ELECTRODE-INTEGRATED WINDOW, AND MANUFACTURING METHOD THEREOF - The present invention relates to a touch-sensing panel including an electrode-integrated window, and a manufacturing method thereof. The disclosed touch-sensing panel includes a transparent window and a wiring unit. A sensing electrode is formed in a certain pattern on one surface of the transparent window, and the transparent window allows touching on the opposite surface to the plane where the sensing electrode is formed. The wiring unit is connected to the sensing electrode, and the sensing electrode is integrated with the transparent window. According to the invention, it is used the transparent window in which the sensing electrode is integrated with the one surface so that the manufacturing processes may be simplified and the yield may be increased. | 05-16-2013 |
20130106781 | TOUCH SENSING PANEL FOR DELIVERING SENSING SIGNAL TO TOUCH SENSOR CHIP BY USING CIRCUIT BOARD, AND TOUCH SENSING DEVICE | 05-02-2013 |
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 |
20110273391 | TOUCH LOCATION DETECTING PANEL HAVING A SIMPLE LAYER STRUCTURE - A touch location detecting panel and, more particularly, a touch location detecting panel having a plurality of sensing areas arranged two-dimensionally. The touch location detecting panel 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 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. | 11-10-2011 |
20110141051 | TOUCH SENSING PANEL INCLUDING BIDIRECTIONAL ADJACENT ELECTRODES, AND TOUCH SENSING APPARATUS - The present invention relates to a touch sensing panel and a touch sensing apparatus. The touch sensing panel according to the present invention includes a substrate, and a plurality of sensing electrodes arranged on the substrate and extended in one axial direction to generate a sensed signal in accordance with a contact, wherein at least one of the plurality of sensing electrodes is arranged such that the one sensing electrode is adjacent to another sensing electrode on both sides of the one axial direction. According to the present invention, provided is a touch sensing panel in which a plurality of sensing electrodes are arranged and extend in one axial direction to minimize a bezel area, and at least one of the plurality of sensing electrodes is arranged such that the one sensing electrode is adjacent to another sensing electrode at both sides of the one axial direction to accurately determine a plurality of touch inputs. | 06-16-2011 |
20110069029 | Method and apparatus for sensing multi-touch inputs - A method for sensing two or more touch inputs includes receiving sensing signals of the touch inputs from plural sensing electrodes, calculating a value dependent on a distance between the touch inputs based on the received sensing signals, and determining the existence of the two or more touch inputs if the calculated value is more than or equal to a threshold value. The plural sensor electrodes include a pair of sensing electrodes that correspond to same coordinates on a first axis, and the sensing signals are received from the pair of sending electrodes along the first axis. | 03-24-2011 |
20110025636 | CONTACT SENSING DEVICE WITH IMPROVED EDGE POSITION RECOGNITION CHARACTERISTICS - A touch sensing apparatus with improved edge touch position recognition characteristics is provided. The touch sensing apparatus includes a panel unit including a plurality of sensor electrodes arranged in a line along a first axis, a sensor unit to collect sensor data indicating a change in electrical characteristics occurring in each of the plurality of sensor electrodes, the sensor unit being connected to the plurality of sensor electrodes, and a computing unit to determine a touch position on the panel unit, to which a touch of a user is applied, based on sensor data collected from at least one sensor electrode among the plurality of sensor electrodes, wherein, among the plurality of sensor electrodes, an edge sensor electrode is located on an edge in a first axis direction, and is formed narrower in width in the first axis direction than the sensor electrodes other than the edge sensor electrode. When this configuration is employed, an invalid input region formed on an edge of an input region may be removed or reduced and thus, touch position recognition characteristics of the touch sensing apparatus may be enhanced. | 02-03-2011 |
20100315330 | CONTROL APPARATUS FOR COMPLEX INPUT INTERFACE - The present disclosure relates to a user input apparatus for integrated processing of user inputs via various types of switches. In one aspect, the apparatus includes: an input port connected to either an electrical switch or a mechanical switch to receive a user input signal via the electrical switch or the mechanical switch; a switch selection unit configured to store an electrical input unit activating information in case the input port is connected to the electrical switch, and to store a mechanical input unit activating information in case the input port is connected to the mechanical switch; an electrical input unit coupled to receive an electrical input signal inputted via the electrical switch, in case the electrical input unit activating information is stored in the switch selection unit; and a mechanical input unit coupled to receive a mechanical input signal inputted via the mechanical switch, in case the mechanical input unit activating information is stored in the switch selection unit. | 12-16-2010 |
20100309167 | TOUCH SENSOR PANEL HAVING A SPLIT-ELECTRODE STRUCTURE AND A TOUCH SENSOR DEVICE PROVIDED WITH THE SAME - A touch sensor panel comprises a plurality of sensing electrodes arranged on one surface of a substrate and a conductive wire connected to one side of each of the plurality of sensing electrodes. Each sensing electrode includes at least one convex portion protruded in the opposite direction of the one side, and at least one concave portion indented towards the one side. For arrangement, the convex portion of each of the said sensing electrodes is inserted into the concave portion of at least one adjacent sensing electrode. | 12-09-2010 |
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 |
20080266269 | PORTABLE TOUCH-TYPE KEYBOARD - Disclosed herein is a portable touch-type keyboard in which touch type electrodes are included in a printed circuit board (PCB) and keys each having a pad shape are formed on a flat plate in correspondence with the touch type electrodes so as to transmit/receive a signal to/from an external device via wired/wireless communication such that key data indicating a character or a function can be input. The portable keyboard includes a pad key touch panel including a plurality of pad type touch electrodes contained in predetermined containing spaces of a printed circuit board (PCB) and pad keys formed on an upper plane in correspondence with the touch electrodes, and a signal operation module which processes signals received from the plurality of pad keys, generates a key signal, and transmits the key input signal to an external device via wired/wireless communication. Accordingly, it is possible to provide a keyboard which is used for typewriting, has a small total size due to the decrease of the size of keypads, and includes a plurality of keys arranged therein. It is possible to provide a portable keyboard which is capable of transmitting key input data to an external device via wired/wireless communication and being folded or wound when a flexible printed circuit board (FPCB) is employed. | 10-30-2008 |