Patent application number | Description | Published |
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 |
20110005815 | CONDUCTIVE PLATE AND TOUCH PANEL INCLUDING THE SAME - The disclosure discloses a conductive plate includes a substrate and a patterned conductive film bonded to the substrate through an adhesive layer. The patterned conductive film includes a pattern of conductive traces. A touch panel is also disclosed and includes first and second conductive plates, each of which includes a substrate and a patterned conductive film bonded to the substrate through an adhesive layer. The patterned conductive film includes a pattern of conductive traces. | 01-13-2011 |
20110005844 | TOUCH PANEL AND MULTI-TOUCH DETECTING METHOD THEREOF - A multi-touch detecting method is adapted for detecting locations of touched points on a touch panel including first and second conductive films, and includes following steps. First measuring points of the first conductive film distributed along X-axis of a Cartesian plane are scanned, and x-components are determined accordingly. Second measuring points of the second conductive film distributed along Y-axis of the Cartesian plane are scanned, and y-components are determined accordingly. A first voltage is applied to the first conductive film, and A second voltage is applied to at least one of the second measuring points with the location on the Y-axis adjacent to or overlapping one of the y-components. Voltages at the first measuring points with the locations on the X-axis adjacent to or overlapping the x-components are measured sequentially and one of the y-components and one of the x-components are outputted. | 01-13-2011 |
20110007010 | METHOD FOR DETECTING A TOUCHED POSITION ON A TOUCH DEVICE - A method for detecting a touched position on a touch device including a first conductive layer and sensing electrodes disposed on one side of the first conductive layer and separated from each other is disclosed. The method includes providing a first voltage to the first conductive layer; receiving a touch signal in response to a touched position of the touch device to change the first voltage at an area of the first conductive layer; measuring the sensing electrodes detecting the variation of the first voltage to obtain voltage signals; obtaining a first sensing position according to the voltage signals and a position computing mode; obtaining a second sensing position according to the first sensing position and a correction mode. The area corresponds to the touched position, the second sensing position is equal to the touched position, and the correction mode has a first curve relation. | 01-13-2011 |
20110007012 | DISPLAY PANEL AND TOUCH-RESPONSIVE DISPLAY ASSEMBLY - A touch-responsive display assembly includes a touch panel. The touch panel includes: an anode, a cathode disposed over the anode, and an organic layered structure disposed between the anode and the cathode and including an organic electroluminescent layer that is emissive when a voltage is applied across the anode and the cathode. At least one of the anode and the cathode is made of a flexible film of a conductive nanomaterial that contains interconnected nanounits. | 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 |
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 |
20110011528 | METHOD AND SYSTEM FOR FABRICATING A CONDUCTIVE PLATE - A method for fabricating a conductive plate includes providing a base substrate and a conductive material that includes a plurality of nanounits. The conductive material is placed on the base substrate, where a portion of the conductive material placed on the base substrate is removed. | 01-20-2011 |
20110018837 | MULTI-TOUCH DETECTION METHOD FOR TOUCH PANEL - An apparatus and a method for controlling a touch panel are disclosed herein, the apparatus includes an object detection module and an adjusting device. The object detection module can detect a position of at least one object contacting the touch panel. A position analyzer recognizes position of the object and the adjusting device can set the touch panel to a predetermined position according to the result recognized by the position analyzer. | 01-27-2011 |
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 |
20110025352 | TOUCH DEVICE AND CONTROL METHOD - A touch device includes a first conductive film, a plurality of first electrodes, a first auxiliary electrode, a plurality of second electrodes, a second auxiliary electrode, and a second conductive film. The first conductive film has a first side, a second side, a first area, and a second area. The first electrodes are disposed at the portion of the first side located at a side of the first area. The first auxiliary electrode is disposed at the portion of the first side located at a side of the second area. The second electrodes are disposed at the portion of the second side located at another side of the second area. The second auxiliary electrode is disposed at the portion of the second side located at another side of the first area. The second conductive film is disposed beside the first conductive film. | 02-03-2011 |
20110043465 | TOUCH PANEL HAVING A INSULATION LAYER - A touch panel including a first insulation substrate, a first conductive film, a first insulation film, first conductive wires, a second insulation substrate, a second conductive film, and second conductive wires is provided. The first conductive film is disposed on the first insulation substrate and the first insulation layer covers a portion of a periphery of the first conductive film so that the first conductive film has an exposed region. The first conductive wires are disposed on the periphery of the first conductive film and each of the first conductive wires includes an electrode segment and an extending segment. The electrode segment is electrically connected with the first conductive film and the extending segment is electrically isolated from the first conductive film. The second conductive film is disposed on the second insulation substrate. The second conductive wires are disposed on the periphery of the second conductive film. | 02-24-2011 |
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 |
20110063336 | SINGLE-CELL GAP TYPE TRANSFLECTIVE LIQUID CRYSTAL DISPLAY AND DRIVING METHOD THEREOF - A single-cell gap type transflective liquid crystal display and a driving method thereof are provided. A multiplexer is added to each pixel of a thin-film transistor substrate of the display to respectively control voltages of a transmissive region and a reflective region of each pixel in conjunction with a modulation scan signal and different voltage data signals. Thus, a VT curve of the transmissive region and a VR curve of the reflective region can be adjusted to be identical. | 03-17-2011 |
20110069035 | CAPACITIVE TOUCH PANEL - A capacitive touch panel includes a first conductive film with anisotropic impedance, a second conductive film with conductive structures, and an insulating layer disposed between the first conductive film and the second conductive film. The conducting direction of the conductive structures is perpendicular to the direction of least impedance of the first conductive film. | 03-24-2011 |
20110075059 | LIQUID CRYSTAL DISPLAY TOUCH PANEL - An exemplary integrated LCD touch panel includes a first substrate, a second substrate, a liquid crystal layer and a driving control module. The first substrate includes scan lines, data lines, and contact sensor modules. Each sensor module comprises a sensor readout line, a readout transistor electrically connected to the sensor readout line and the scan line, and a contact electrode electrically connected to the readout transistor. The second substrate includes protrusions at a surface of the second substrate which faces toward the first substrate and positioned opposite to the contact electrode respectively. The liquid crystal layer is sandwiched between the first substrate and the second substrate. The driving control module is electrically connected to the readout lines and the data lines. | 03-31-2011 |
20110090162 | DISPLAY APPARATUS AND TOUCH DISPLAY APPARATUS - A display apparatus includes a first substrate, a first conductive layer, a second substrate, a second conductive layer, a containing unit and a plurality of charged particles. The first conductive layer has anisotropic impedance and is disposed on the first substrate. The second conductive layer is disposed on the second substrate. The containing unit is disposed between the first conductive layer and the second conductive layer and includes a plurality of pixel spaces. The plurality of charged particles are filled in the pixel spaces. | 04-21-2011 |
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 |
20110102692 | DISPLAY DEVICE INCLUDING COMPENSATION CAPACITORS WITH DIFFERENT CAPACITANCE VALUES - An exemplary display device providing touch function includes scanning lines and data lines thereby defining lots of sub-pixel units. Each sub-pixel unit includes a pixel electrode, a storage capacitor, a compensation capacitor connected between the pixel electrode and a corresponding scanning line. In each pixel unit defined by n number adjacent sub-pixel units, both of a ratio of capacitance values between the storage capacitors formed in the corresponding sub-pixel units and a ratio of capacitance values between the corresponding compensation capacitors are respectively substantially equal to a ratio of areas between the corresponding pixel electrodes. | 05-05-2011 |
20110115733 | TOUCH SENSING DISPLAY DEVICE WITH IN-CELL TOUCH PANEL - A touch sensing display device includes a touch panel and a signal processing circuit. The touch panel includes a plurality of pixel units, and the pixel units constitute a plurality of touch display units each comprising a touch sensing element. The touch sensing element is electrically coupled to a corresponding scanning line and electrically coupled to the signal processing circuit via a touch sensing line. A common voltage signal with a first polarity and an inversed second polarity is provided to the pixel unit. When the scanning line electrically coupled to the touch sensing element is provided with a scanning signal and the common voltage signal with the first polarity, a touch sensing signal generated by the touch sensing element is outputted to the signal processing circuit to enable the signal process circuit to generate a touch position indication signal. | 05-19-2011 |
20110122079 | TOUCHSCREEN AND DRIVING METHOD THEREOF - A touchscreen includes a touch panel including a plurality of sensor electrodes, a drive circuit including a plurality of the first transistors respectively corresponding to the sensor electrodes. The drive circuit is configured for detecting voltage on the sensor electrodes. When the touchscreen is initializing, a first voltage is provided to pre-charge the sensor electrodes, and a second voltage is provided to further charge the sensor electrodes via each first transistor. In addition, the first voltage and a voltage difference formed between the first and the second voltage are both less than or about equal to the source-drain withstanding voltage of each first transistor. | 05-26-2011 |
20110148790 | TOUCH APPARATUS AND DRIVING MEHTOD - A touch apparatus includes a touch panel, voltage storage elements, a voltage supply unit, and a processing unit. The touch panel has electrodes respectively coupled to the voltage storage elements. When the voltage supply unit does not provide the voltage to the voltage storage element, the voltage storage element achieves a voltage balance within an energy storage time and stores a voltage of the corresponding electrode. The energy storage times of a part of the voltage storage elements at least partially overlap. The energy storage times of two the voltage storage elements respectively coupled to two adjacent electrodes do not overlap with each other. The processing unit is coupled to the electrodes and the voltage storage elements and adopts voltages stored in the voltage storage elements when the voltage balance is achieved. | 06-23-2011 |
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 |
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 |
20120056851 | METHOD AND DRIVING APPARATUS FOR IDENTIFYING SENSING VALUE OF TOUCH PANEL - A method and a driving apparatus for identifying a sensing value of a touch panel are provided. The method includes sensing a plurality of electrodes of the touch panel to obtain raw data and baseline data of each electrode, wherein an electrode S | 03-08-2012 |
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 |
20120092282 | POSITIONING METHOD AND DRIVING APPARATUS OF TOUCH PANEL - A positioning method and a driving apparatus of a touch panel are provided. The touch panel includes a conductive layer with anisotropic conductivity, a plurality of first electrodes and a plurality of second electrodes. The first electrodes and the second electrodes are respectively disposed on a first side and a second side of the conductive layer. The first electrodes and the second electrodes are sensed to obtain a plurality of sensing values. A first relative extreme portion at least having a relative extreme is defined among the first electrodes. A second relative extreme portion at least having a relative extreme is defined among the second electrodes. A ratio of sensing values is calculated according to the first relative extreme portion and the second relative extreme portion. A position of a touch point on the touch panel in a first axial direction is calculated with the ratio of sensing values. | 04-19-2012 |
20140293166 | DISPLAY DEVICE INCLUDING COMPENSATION CAPACITORS WITH DIFFERENT CAPACITANCE VALUES - An exemplary display device providing touch function includes scanning lines and data lines thereby defining lots of sub-pixel units. Each sub-pixel unit includes a pixel electrode, a storage capacitor, a compensation capacitor connected between the pixel electrode and a corresponding scanning line. In each pixel unit defined by n number adjacent sub-pixel units, both of a ratio of capacitance values between the storage capacitors formed in the corresponding sub-pixel units and a ratio of capacitance values between the corresponding compensation capacitors are respectively substantially equal to a ratio of areas between the corresponding pixel electrodes. | 10-02-2014 |
20140299863 | TOUCH-RESPONSIVE DISPLAY ASSEMBLY - A touch-responsive display assembly includes a touch panel. The touch panel includes: an anode, a cathode disposed over the anode, and an organic layered structure disposed between the anode and the cathode and including an organic electroluminescent layer that is emissive When a voltage is applied across the anode and the cathode. At least one of the anode and the cathode is made of a flexible film of a conductive nanomaterial that contains interconnected nanounits. | 10-09-2014 |