Patent application number | Description | Published |
20080259068 | Display panel and electro-optical apparatus - A display panel including a liquid crystal layer, several driving circuits, several flexible circuit films and at least one printed circuit board is provided. The liquid crystal layer is disposed between a first substrate and a second substrate, wherein the first substrate has a display area and at least one peripheral area adjacent to the display area, the second substrate has at least one common electrode. The driving circuits are disposed on the peripheral area in series. The flexible circuit films are electrically connected to the driving circuits. The printed circuit board is electrically connected to the flexible circuit films, so as to transmit at least two different common voltages to a portion of the common electrode via the flexible circuit films. | 10-23-2008 |
20090002013 | Testing circuit and testing method for liquid crystal display device - This invention discloses a testing circuit and a test method for a liquid crystal display device. The testing circuit for the liquid crystal display device comprises: a substrate, a plurality of pixels, a plurality of signal paths, and numbers of p shorting bars, wherein the plurality of pixels are formed on the substrate, and every pixel has numbers of n sub-pixels; the plurality of signal paths are formed on the substrate and connected to the sub-pixels correspondingly; and the p shorting bars are formed on the substrate and respectively connected to (p×m+1)th, (p×m+2)th, (p×m+3)th . . . , (p×m+p)th numbered signal paths of the plurality of the signal paths, wherein when n is odd, p=2×n; when n is even, p=n; and m being zero or positive integers. The testing method for the liquid crystal display device, by providing the mentioned above testing circuit for the liquid crystal display device, comprising: dividing the p shorting bars into n groups; and applying testing signals respectively to the shorting bars of every group for testing. The testing method for the liquid crystal display device also comprises: dividing the p shorting bars into 2 groups by odd-even sequence; and applying testing signals respectively to the shorting bars of every group for test, so as to effectively increase the testing efficiency of both array and cell test in fabrication of the liquid crystal display device. | 01-01-2009 |
20090027320 | Liquid Crystal Display and Driving Method Thereof - A liquid crystal display and a driving method thereof are provided. The liquid crystal display includes a plurality of pixels, a plurality of scan lines, and a plurality of data lines. Each pixel includes a plurality of sub-pixels. Each sub-pixel is coupled to the data line, and includes a switch, a storage capacitor, and a sub-pixel electrode. The switch is coupled to a scan line to receive a scan signal. The switch is turned on by the scan signal to receive a data signal transmitted from the data line. The storage capacitors of the sub-pixels of each pixel are coupled to the scan lines, or the storage capacitor of one of the sub-pixels of each pixel is coupled to a common electrode and the storage capacitors of the other sub-pixels are coupled to the scan lines. The switch and the storage capacitor of each sub-pixel are coupled to different scan lines. The method includes transmitting the scan signal having a plurality of voltage levels to modulate the voltage levels of one or more sub-pixel electrodes of the sub-pixels of the same pixel, thereby enabling the sub-pixels of the same pixel to have different voltage levels. | 01-29-2009 |
20090096767 | Touch-sensing display device and method for manufacturing the same - A display device and method for manufacturing the same are disclosed. The display device includes a first substrate, a second substrate, a touch-sensing element, and a liquid crystal. The first substrate has a first surface and a second surface thereon. The second substrate has a pixel array and is disposed on the second surface of the first substrate. The touch-sensing element locates on the first surface of the first substrate. Furthermore, the touch-sensing element includes a conductive layer, a patterned electrode, and a passivation layer. The patterned electrode is correspondingly located on the periphery of the first substrate, and electrically connected to the conductive layer. The passivation layer covers the conductive layer and the patterned electrode. In addition, the liquid crystal is disposed between the first substrate and the second substrate. | 04-16-2009 |
20090146981 | LIGHT DETECTION SYSTEM AND RELATED METHOD - The present invention provides a light detection system essentially including a light detection circuit for generating a light detection signal by performing a light detection process, an integration-period control circuit for generating a control signal based on the light detection signal, and an integration circuit for adjusting an integration period based on the control signal and generating a readout signal by performing an integration process on the light detection signal during the adjusted integration period. The present invention further provides a light detection method essentially including providing a plurality of integration periods, generating a light detection signal by performing a light detection process, selecting an integration period out of the provided integration periods based on the light detection signal, and generating a readout signal by performing an integration process on the light detection signal during the selected integration period. | 06-11-2009 |
20100260312 | SHIFT REGISTER OF LCD DEVICES - A shift register includes a plurality of shift register units coupled in series. Each shift register unit, receiving an input voltage at an input end and an output voltage at an output end, includes a node, a pull-up driving circuit, a pull-up circuit and first through third pull-down circuits. The pull-up driving circuit can transmit the input voltage to the node, and the pull-up circuit can provide the output voltage based on a high-frequency clock signal and the input signal. The first pull-down circuit can provide a bias voltage at the node or at the output end based on a first low-frequency clock signal. The second pull-down circuit can provide a bias voltage at the node or at the output end based on a second low-frequency clock signal. The third pull-down circuit can provide a bias voltage at the node or at the output end based on a feedback voltage. | 10-14-2010 |
20110007523 | Backlight Module - This present invention discloses a backlight module including a frame and a light guide plate. The frame includes a base plane and a side wall, wherein the side wall is disposed at the edge of the base plane and encloses a disposition space. The side wall includes a first inner surface and an outer surface, wherein a distance between the first inner surface and the outer surface is decreased as the first inner surface comes closer to a bottom of the side wall. The light guide plate is disposed on the base plane and within the disposition space, wherein the first inner surface sinks toward the outer surface and a recessed space is formed between the first inner surface and a lateral side of the light guide plate. | 01-13-2011 |
20110037688 | Liquid Crystal Display and Operation Method Thereof - A pixel unit in the present invention is divided into two sub-pixels. Each sub-pixel includes a thin film transistor, a liquid crystal capacitor and a storage capacitor. The two transistors respectively located in different sub-pixels are connected to different scan lines. One of the two transistors is connected to the data line through another transistor. Therefore, two different pixel voltages are formed in a pixel. | 02-17-2011 |
20110037741 | Liquid Crystal Display and Operation Method Thereof - A pixel unit in the present invention is divided into two sub-pixels. Each sub-pixel includes a thin film transistor, a liquid crystal capacitor and a storage capacitor. The two transistors respectively located in different sub-pixels are connected to different scan lines. One of the two transistors is connected to the data line through another transistor. Therefore, two different pixel voltages are formed in a pixel. | 02-17-2011 |
20120194464 | TOUCH-SENSING DISPLAY DEVICE AND METHOD FOR MANUFACTURING THE SAME - A touch panel display and method for manufacturing the same are disclosed. The touch panel display includes a first substrate, a second substrate, a touch-sensing member, and a liquid crystal layer. The first substrate has a first surface and a second surface thereon. The second substrate has an element array and is disposed on the second surface of the first substrate. The touch-sensing member locates on the first surface of the first substrate. Furthermore, the touch-sensing member includes a conductive layer, a patterned electrode layer, and a protective layer. The patterned electrode layer is correspondingly located on the periphery of the first substrate. The protective layer covers the conductive layer, and the patterned electrode layer. The conductive layer locates between the protective layer and the first substrate. In addition, the liquid crystal layer is disposed between the first and the second substrate. | 08-02-2012 |
20120250816 | SHIFT REGISTER OF LCD DEVICES - A shift register includes a plurality of shift register units coupled in series. Each shift register unit, receiving an input voltage at an input end and an output voltage at an output end, includes a node, a pull-up driving circuit, a pull-up circuit and first through third pull-down circuits. The pull-up driving circuit can transmit the input voltage to the node, and the pull-up circuit can provide the output voltage based on a high-frequency clock signal and the input signal. The first pull-down circuit can provide a bias voltage at the node or at the output end based on a first low-frequency clock signal. The second pull-down circuit can provide a bias voltage at the node or at the output end based on a second low-frequency clock signal. The third pull-down circuit can provide a bias voltage at the node or at the output end based on a feedback voltage. | 10-04-2012 |
20130003339 | SUPPORTING BASE AND DISPLAY DEVICE EMPLOYING THE SAME - A supporting base includes a bottom plate and a plurality of stepwise supporting structures connected with and raised up from a plurality of side edges of the bottom plate. Each stepwise supporting structure includes a plurality of raising segments and at least one supporting segment. The plurality of raising segments and the at least one supporting segment are alternately arranged. The at least one supporting segment is substantially parallel to the bottom plate. The lowest raising segment has a bottom end connected with one of the side edges of the bottom plate. A thickness of at least one of the at least one supporting segment is greater than that of at least one of the plurality of raising segments. A display device using the support base is also provided to improve assembling efficiency and reduce cost. | 01-03-2013 |
20130033440 | AUTOSTEREOSCOPIC DISPLAY DEVICE HAVING TOUCH SENSING MECHANISM AND DRIVING METHOD THEREOF - An autostereoscopic display device having touch sensing mechanism includes a display panel for illustrating images, a touch sensing panel for detecting touch events, a 2D/3D switching panel disposed between the display panel and the touch sensing panel, and a control unit. The 2D/3D switching panel has a substrate, a first electrode disposed on the substrate, a counter substrate, and a second electrode disposed on the counter substrate. The control unit is employed to provide a first control signal and a second control signal furnished to the first electrode and the second electrode respectively. The first control signal is switched between a first high voltage and a first low voltage in a gradual-shift manner. The second control signal is switched between a second high voltage and a second low voltage in a gradual-shift or rapid-shift manner. | 02-07-2013 |
20130070891 | SHIFT REGISTER OF LCD DEVICES - A shift register includes a plurality of shift register units coupled in series. Each shift register unit, receiving an input voltage at an input end and an output voltage at an output end, includes a node, a pull-up driving circuit, a pull-up circuit and first through third pull-down circuits. The pull-up driving circuit can transmit the input voltage to the node, and the pull-up circuit can provide the output voltage based on a high-frequency clock signal and the input signal. The first pull-down circuit can provide a bias voltage at the node or at the output end based on a first low-frequency clock signal. The second pull-down circuit can provide a bias voltage at the node or at the output end based on a second low-frequency clock signal. The third pull-down circuit can provide a bias voltage at the node or at the output end based on a feedback voltage. | 03-21-2013 |
20130121025 | BACKLIGHT MODULE - A backlight module includes a light guide plate and a light emitting unit. The light guide plate has a first side surface, a second side surface, and a third side surface. The first side surface is located opposite to the second side surface. A height of the first side surface is greater than a height of the second side surface. The third side surface is located between the first side surface and the second side surface and has a light entrance surface and a light exit surface. The light entrance surface is connected to the first side surface and the light exit surface. The light exit surface is connected to the second side surface. An included angle is formed between the light entrance surface and the light exit surface. The light emitting unit is disposed on the light entrance surface. | 05-16-2013 |
20130128619 | Backlight Module and Light Source Module Thereof - A backlight module and a light source module thereof are disclosed. The light source module includes a substrate, at least one first light source, and at least one second light source. The substrate includes a first substrate portion and a second substrate portion. The first substrate portion extends along a length direction, and the second substrate portion bends an acute angle corresponding to an extending surface of the first substrate portion. The at least one first light source and the at least one second light source are disposed on the first substrate portion and the second substrate portion respectively. The acute angle is existed between the light-emitting directions of the first light source and the second light source, and the light-emitting directions are parallel to the first substrate portion. | 05-23-2013 |
20140035970 | DISPLAY AND METHOD OF DISPLAYING AN IMAGE WITH A PIXEL - A pixel includes four sub-pixels. The pixel is used to receive a plurality of signal values to display an image. The signal values are N-bit signal values, and the largest value of the signal values is (2 | 02-06-2014 |
20140240307 | LEVEL SHIFT CIRCUIT AND DRIVING METHOD THEREOF - A level shift circuit includes an input end, a decoding circuit, a control circuit, and a plurality of output circuits. The input end is configured to receive a coded signal string including a starting code, a setting code, a clock standard signal and an ending code. The decoding circuit is coupled to the input end for decoding the coded signal string and outputting the starting code, the setting code, the clock standard signal and the ending code respectively. The control circuit is coupled to the decoding circuit for controlling logic levels of a plurality of logic driving signals according to the setting code and the clock standard signal after receiving the starting code, and stopping changing the logic driving signals after receiving the ending code. The plurality of output circuits are coupled to the control circuit for outputting a plurality of clock signals according to the corresponding logic driving circuit. | 08-28-2014 |