Patent application number | Description | Published |
20090207157 | PHOTOSENSOR FOR DISPLAY DEVICE - A photosensor for a display device includes a light receiver, a reset unit, and a sample unit. The light receiver is used for receiving ambient light to generate a photovoltage. The light receiver includes a first transistor and a first conversion unit that transforms the output of the first transistor into the photovoltage. The reset unit is used for providing an initiated reference voltage in response to a reset signal and includes a second transistor and a third transistor that are connected with each other, where the first conversion unit is discharged through the third transistor to obtain the initiated reference voltage when the second transistor is turned on. The sample unit is used for outputting the photovoltage in respond to a sample signal, the sample unit comprising a fourth transistor in respond to the sample signal and a second conversion unit that transforms the output of the fourth transistor into the photovoltage. | 08-20-2009 |
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 |
20110058245 | ELECTROWETTING PIXEL STRUCTURE - An electrowetting pixel structure includes a substrate, a hydrophobic dielectric layer, a non-polar liquid, a polar liquid, at least one electrode, and at least one contact hole. The hydrophobic dielectric layer is formed on the substrate, the non-polar liquid covers one surface of the hydrophobic dielectric layer, and the polar liquid is provided on the hydrophobic dielectric layer where the non-polar liquid and the polar liquid are immiscible. The electrode is formed on the substrate and divides the substrate into an electrode section and a non-electrode section. When a voltage is applied to the electrowetting pixel structure, the non-polar liquid contracts on the hydrophobic dielectric layer and is confined to an area substantially overlapping the non-electrode section. The contact hole is formed on the substrate at a position away from the non-electrode section of the electrowetting pixel structure. | 03-10-2011 |
20130194528 | DISPLAY STRUCTURE - A display structure includes a first transparent substrate, a second transparent substrate opposite the first transparent substrate, a liquid crystal layer interposed between the first transparent substrate and the second transparent substrate, at least one first thin film transistor formed on the first transparent substrate, a first insulation layer formed on the first transparent substrate, a first electrode layer formed on the first insulation layer, an organic light-emitting layer formed on the first electrode layer and in a region not overlapping the first thin film transistor, a cathode layer formed on the organic light-emitting layer, and a second electrode layer formed on the second transparent substrate. | 08-01-2013 |
Patent application number | Description | Published |
20080266275 | SHIFT REGISTER AND LIQUID CRYSTAL DISPLAY - A shift register is for generating scan signals. Each stage of the shift register comprises a first level lifting unit and at least a second level lifting unit, a first level lowering unit and at least a second level lowering unit, first and second driving units. The first level lowering and lifting units are for controlling the levels of signals at the first output terminal to output a first scan signal. The second level lowering unit and second level lifting unit are for controlling the levels of signals at the second output terminal to output at least a second scan signal. The first and second driving units are for turning on and off the first and the second level lifting units and the first and the second level lowering unit to control the first and second scan signals. | 10-30-2008 |
20090128043 | LIGHT SENSING APPARATUS AND DISPLAY DEVICE THEREOF - A light sensing apparatus and a display device thereof are provided. The light sensing apparatus comprises a filtering device and a light sensing device. The filtering device filters off a part of the ambient light and outputs the other part of the ambient light. The light sensing device outputs a sensing signal according to the other part of the ambient light. | 05-21-2009 |
20090128541 | SHIFT REGISTER - A shift register comprises many stages, and each of stages comprises a first, a second and a third level control unit and a first and a second control unit is provided. The first and the second level control unit respectively provides a first clock signal and a voltage to an output terminal. The first driving unit and the level control unit are coupled to a first node. The first driving unit turns on and turns off the first level control unit in response to an input signal, a second control signal and a first control signal of the next stage. The second driving unit turns on and turns off the second level control unit in response to the first control signal. The third level control unit provides a first voltage to the output terminal in response to the second control signal and the first control signal. | 05-21-2009 |
20100007598 | SHIFT REGISTER - A shift register includes multiple stages each generating a scan signal at an output terminal and including a level pull-up circuit, a level pull-down circuit, a driving circuit and a level controlling circuit. The level pull-up circuit makes the scan signal equal a first clock signal in response to an enabled level of a first control signal. The level pull-down circuit makes the scan signal equal a first voltage in response to an enabled level of a second control signal. The driving circuit controls the first control signal to be the enabled level and a disabled level in response to an enabled level of an input signal and the enabled level of the second control signal, respectively. The level controlling circuit controls the second control signal to be the disabled level and the enabled level in response to the enabled level and the disabled level of the input signal, respectively. | 01-14-2010 |
20100225629 | PHOTO SENSING MODULE HAVING PROTECTION FUNCTION AND DISPLAY DEVICE - A photo sensing module is provided on a first substrate and includes a photo sensing device and a protection wiring. A gap exists between the photo sensing module and an external circuit, and the photo sensing device is provided on the first substrate. The protection wiring is electrically-conductive and located between the external circuit and at least a portion of the photo sensing device. | 09-09-2010 |
20110157528 | DISPLAY PANEL - A display panel includes a first substrate, a conductive light-shielding pattern, color filter patterns, a second substrate, scan lines, data lines, pixel structures, third pads and fourth pads. The conductive light-shielding pattern disposed on the first substrate defines conductive matrix pattern, first pads, and second pads. Each first pad is electrically connected to one corresponding second pad through the conductive matrix pattern and insulated with other second pads. The color filter patterns are disposed on the first substrate and a portion of each color filter pattern overlaps the conductive light-shielding pattern. The third pads are one-to-one electrically to the first pads while the fourth pads are one-to-one electrically connected to the second pads. Each fourth pad is electrically connected to one of the scan lines and one of the data lines. | 06-30-2011 |
20120032175 | DISPLAY STRUCTURE - A display structure includes a first transparent substrate, a second transparent substrate opposite the first transparent substrate, a display medium interposed between the first transparent substrate and the second transparent substrate, at least one first thin film transistor formed on the first transparent substrate, a first insulation layer formed on the first transparent substrate, a first electrode layer formed on the first insulation layer, an organic light-emitting layer formed on the first electrode layer and in a region not overlapping the first thin film transistor, a cathode layer formed on the organic light-emitting layer, and a second electrode layer formed on the second transparent substrate. | 02-09-2012 |
20120086655 | TOUCH DISPLAY PANEL - A touch display panel including a first substrate, a second substrate, a touch sensing structure, a decoration film, an organic light emitting diode pixel array, and a sealant is provided. The touch sensing structure is disposed on the first substrate. The second substrate is opposite to a surface of the first substrate disposed with the touch sensing structure. The decoration film is disposed on the first substrate. The organic light emitting diode pixel array is located between the touch sensing structure and the second substrate. The sealant is disposed between the first substrate and the second substrate and seals the organic light emitting diode pixel array between the first substrate and the second substrate. | 04-12-2012 |
Patent application number | Description | Published |
20120169576 | DISPLAY PANEL - A display panel including a first substrate, a second substrate, a liquid crystal layer, a pixel structure array, a common electrode layer, and spacers is provided. The liquid crystal layer is disposed between the first substrate and the second substrate opposite thereto. The pixel structure array disposed on the first substrate is located between the liquid crystal layer and the first substrate and includes scan lines, data lines, active devices, and pixel electrodes. Each active device is connected to one scan line and one data line intersected therewith. Each pixel electrode crosses over one data line and one active device and is electrically connected to the corresponding one active device. The common electrode layer is disposed on the second substrate. The spacers disposed between the first substrate and the second substrate are located above the scan lines. The spacers are respectively located at centers of the pixel electrodes. | 07-05-2012 |
20130069852 | LIGHT-EMITTING COMPONENT DRIVING CIRCUIT AND RELATED PIXEL CIRCUIT AND APPLICATIONS - A pixel circuit related to an organic light-emitting diode (OLED) is provided. When signals having appropriate operation waveforms are supplied, the circuit configuration (7T1C or 5T1C) of the pixel circuit keeps the current flowing through an OLED unaffected by the impact of IR drop on a power supply voltage Vdd (or mitigates the impact of the power supply voltage Vdd on the current) and prevents the current flowing through the OLED from changing with the Vth shift of a TFT for driving the OLED. Thereby, the luminance uniformity of an OLED display adopting the pixel circuit is greatly improved. | 03-21-2013 |
20130088165 | LIGHT-EMITTING COMPONENT DRIVING CIRCUIT AND RELATED PIXEL CIRCUIT AND APPLICATIONS USING THE SAME - An organic light-emitting diode (OLED) pixel circuit is provided, and if a circuit configuration (5T1C) thereof collocates with suitable operation waveforms, a current flowing through an OLED in the OLED pixel circuit may not be changed along with the power supply voltage (Vdd) which may be influenced by an IR drop, and may not be varied along with the threshold voltage (Vth) shift of a thin film transistor used for driving the OLED. Accordingly, the brightness uniformity of the applied OLED display can be substantially improved. | 04-11-2013 |
20130088474 | LIGHT-EMITTING COMPONENT DRIVING CIRCUIT AND RELATED PIXEL CIRCUIT AND APPLICATIONS USING THE SAME - A pixel circuit related to an organic light emitting diode (OLED) is provided, and if a circuit configuration (5T1C) thereof collocates with suitable operation waveforms, a current flowing through an OLED in the OLED pixel circuit is not varied along with a threshold voltage (Vth) shift of a TFT used for driving the OLED. Accordingly, the brightness uniformity of the applied OLED display is substantially improved. | 04-11-2013 |
20130120342 | LIGHT-EMITTING COMPONENT DRIVING CIRCUIT AND RELATED PIXEL CIRCUIT AND APPLICATIONS USING THE SAME - An organic light emitting diode (OLED) pixel circuit is provided by the invention. If a circuit configuration (5T2C) thereof collocates with suitable operation waveforms, a current flowing through an OLED in the OLED pixel circuit may not be changed with a power supply voltage (Vdd) influenced by an IR drop, and may not be varied with a threshold voltage (Vth) shift of a thin-film-transistor (TFT) configured for driving the OLED. Accordingly, brightness uniformity of an OLED display applying the same can be substantially improved. | 05-16-2013 |
20130221397 | LIGHT EMITTING ELEMENT STRUCTURE AND CIRCUIT OF THE SAME - A light emitting element structure and a circuit thereof are provided. The light emitting element circuit includes a driving unit and a light emitting element. The driving unit is used for generating a driving current at a light emission period. The light emitting element includes a current transferring unit and a light emitting unit. The current transferring unit is connected with the driving unit to transfer the driving current and generate a light emitting current at the light emission period. The light emitting unit is connected with the current transferring unit and emits light in response to the light emitting current. The light emitting unit is connected with the current transferring unit and emits light in response to the light emitting current. | 08-29-2013 |
20130242220 | THIN-FILM TRANSISTOR, METHOD OF MANUFACTURING THE SAME AND ACTIVE MATRIX DISPLAY PANEL USING THE SAME - The present invention provides a thin-film transistor disposed on a substrate. The thin-film transistor includes a gate, a first insulating layer, a metal-oxide semiconductor pattern, a source, a drain, and a second insulating layer. The gate is disposed on the substrate, and the first insulating layer covers the gate. The source and the drain are disposed on the first insulating layer. The metal-oxide semiconductor pattern is disposed on the substrate, and the second insulating layer covers the metal-oxide semiconductor pattern. | 09-19-2013 |
20130256666 | THIN FILM TRANSISTOR AND MANUFACTURING METHOD THEREOF - A thin film transistor and a manufacturing method thereof are provided. The thin film transistor includes a gate, an oxide channel layer, a gate insulating layer, a source, a drain and a dielectric layer. The gate is disposed on a substrate. The oxide channel layer, disposed on the substrate, is stacked with the gate. A material of the oxide channel layer includes a metal element. The metal element content shows a gradient distribution along a thickness direction of the oxide channel layer. The gate insulation layer is disposed between the gate and the oxide channel layer. The source and the drain are disposed in parallel to each other, and connected to the oxide channel layer. Sides of the source and the drain, facing away from the substrate, are covered by the dielectric layer. | 10-03-2013 |
20130257927 | DISPLAY HAVING LIGHTING DEVICES INTEGRATED WITH AN E-BOOK AND DRIVING METHOD THEREOF - A display having lighting devices integrated with an E-Book includes a display panel, and the display panel includes a plurality of pixels. Each pixel of the plurality of pixels includes a control unit, a lighting device driving unit, a first switch unit, a second switch unit, and an E-Book unit. The lighting device driving unit includes a lighting device. The control unit, the lighting device driving unit, the first switch unit, the second switch unit, and the E-Book unit are used for performing corresponding operations to let the lighting device or the E-Book unit properly display an image corresponding to an image signal when the display receives the image signal. | 10-03-2013 |
20140320550 | LIGHT-EMITTING COMPONENT DRIVING CIRCUIT AND RELATED PIXEL CIRCUIT AND APPLICATIONS USING THE SAME - A pixel circuit relating to an organic light emitting diode (OLED) is provided by the invention, and if the circuit configuration (5T1C or 6T1C) thereof collaborates with suitable operation waveforms, the current flowing through an OLED in the OLED pixel circuit is not be changed along with variation of a power supply voltage (Vdd) influenced by the IR drop, and is not be varied along with the threshold voltage (Vth) shift of a TFT used for driving the OLED. Accordingly, the brightness uniformity of the applied OLED display can be substantially improved. | 10-30-2014 |