Patent application number | Description | Published |
20090295840 | IMAGE SIGNAL COMPENSATION APPARATUS AND LIQUID CRYSTAL DISPLAY INCLUDING THE SAME - Provided are an image signal compensation apparatus and a liquid crystal display (LCD) including the same. The image signal compensation apparatus includes a lookup table (LUT) and an image signal compensation unit. The LUT includes reference data that corresponds to each combination of first and second reference gray levels and is arranged in a matrix. The image signal compensation unit receives first and second image signals, receives reference data corresponding to the first and second image signals from the LUT, and compensates the second image signal using the reference data. The reference data includes diagonal reference data located on a diagonal line in the matrix, and at least one diagonal reference data from among the diagonal reference data has a different value from a corresponding combination of the first and second reference gray levels. | 12-03-2009 |
20090309903 | SIGNAL PROCESSING DEVICE FOR LIQUID CRYSTAL DISPLAY PANEL AND LIQUID CRYSTAL DISPLAY HAVING THE SAME - A liquid crystal display system including a signal processing device uses interpolation to generate an intermediate image frame using previous image frame data and present image frame data. The system converts data of the intermediate image frame into transposed image data that is to be used to drive a liquid crystal display panel and display a corresponding image. The transposed image data and the present image data are subjected to a prespecified DCC process (dynamic capacitance compensation process) to thereby generate respective first and second compensation image data. Since the first compensation image data is generated based on the transposed image data and the transposition is configured to prevent over-compensation by the DCC process, over-compensation by the dynamic capacitance compensation process can be reduced or prevented. | 12-17-2009 |
20100007639 | METHOD OF DRIVING A DISPLAY PANEL AND DISPLAY APPARATUS FOR PERFORMING THE METHOD - In a method of driving a display panel and a display apparatus for performing the method, a first pixel equipped in the display panel is driven with a first data voltage to which a first gamma curve is applied and a second pixel adjacent to the first pixel is driven with a second data voltage to which a second gamma curve is applied during an (N)-th frame, wherein N is a natural number. The first pixel and the second pixel is driven with a third data voltage to which a third gamma curve having a luminance between the first gamma curve and the second gamma curve is applied during a (N+1)-th frame. | 01-14-2010 |
20100033414 | LIQUID CRYSTAL DISPLAY AND METHOD OF CONTROLLING COMMON VOLTAGE THEREOF - A liquid crystal display includes a liquid crystal panel having a plurality of pixels, a lookup table which stores information about a plurality of digital common voltages, each of the plurality of digital common voltages corresponding to at least one gray value, a timing controller which analyzes gray characteristics of image signals to be displayed on the liquid crystal panel and which selects one of the digital common voltages based on an analysis result, and a common voltage generator which generates an analog common voltage in response to the digital common voltage selected by the timing controller and which supplies the analog common voltage to the liquid crystal panel. | 02-11-2010 |
20100283714 | LIQUID CRYSTAL DISPLAY - A liquid crystal display (“LCD”) includes; a gate line, a plurality of pairs of a first data line and a second data line which border a plurality of pixel regions and are disposed respectively on both sides of each pixel region, a plurality of pairs of first and second thin-film transistors (“TFTs”) which are connected to the gate line and a pair of the first and second data lines, and a first and second subpixel electrode disposed in each pixel region and connected to the first and second TFTs, respectively, wherein the pixel regions include first through third pixel regions arranged in the first direction, wherein at least one of the first and second TFTs of the second pixel region is disposed on a same side of an adjacent data line as the first and second subpixel electrodes of one of the first and third pixel regions. | 11-11-2010 |
20120249405 | SIGNAL PROCESSING DEVICE FOR LIQUID CRYSTAL DISPLAY PANEL AND LIQUID CRYSTAL DISPLAY INCLUDING THE SIGNAL PROCESSING DEVICE - A liquid crystal display system including a signal processing device uses interpolation to generate an intermediate image frame using previous image frame data and present image frame data. The system converts data of the intermediate image frame into transposed image data that is to be used to drive a liquid crystal display panel and display a corresponding image. The transposed image data and the present image data are subjected to a prespecified DCC process (dynamic capacitance compensation process) to thereby generate respective first and second compensation image data. Since the first compensation image data is generated based on the transposed image data and the transposition is configured to prevent over-compensation by the DCC process, over-compensation by the dynamic capacitance compensation process can be reduced or prevented. | 10-04-2012 |
20130155129 | SIGNAL PROCESSING DEVICE FOR LIQUID CRYSTAL DISPLAY PANEL AND LIQUID CRYSTAL DISPLAY INCLUDING THE SIGNAL PROCESSING DEVICE - A liquid crystal display system including a signal processing device uses interpolation to generate an intermediate image frame using previous image frame data and present image frame data. The system converts data of the intermediate image frame into transposed image data that is to be used to drive a liquid crystal display panel and display a corresponding image. The transposed image data and the present image data are subjected to a prespecified DCC process (dynamic capacitance compensation process) to thereby generate respective first and second compensation image data. Since the first compensation image data is generated based on the transposed image data and the transposition is configured to prevent over-compensation by the DCC process, over-compensation by the dynamic capacitance compensation process can be reduced or prevented. | 06-20-2013 |
20130194168 | LIQUID CRYSTAL DISPLAY - A liquid crystal display (“LCD”) includes; a gate line, a plurality of pairs of a first data line and a second data line which border a plurality of pixel regions and are disposed respectively on both sides of each pixel region, a plurality of pairs of first and second thin-film transistors (“TFTs”) which are connected to the gate line and a pair of the first and second data lines, and a first and second subpixel electrode disposed in each pixel region and connected to the first and second TFTs, respectively, wherein the pixel regions include first through third pixel regions arranged in the first direction, wherein at least one of the first and second TFTs of the second pixel region is disposed on a same side of an adjacent data line as the first and second subpixel electrodes of one of the first and third pixel regions. | 08-01-2013 |
20140035941 | IMAGE SIGNAL COMPENSATION APPARATUS AND LIQUID CRYSTAL DISPLAY INCLUDING THE SAME - Provided are an image signal compensation apparatus and a liquid crystal display (LCD) including the same. The image signal compensation apparatus includes a lookup table (LUT) and an image signal compensation unit. The LUT includes reference data that corresponds to each combination of first and second reference gray levels and is arranged in a matrix. The image signal compensation unit receives first and second image signals, receives reference data corresponding to the first and second image signals from the LUT, and compensates the second image signal using the reference data. The reference data includes diagonal reference data located on a diagonal line in the matrix, and at least one diagonal reference data from among the diagonal reference data has a different value from a corresponding combination of the first and second reference gray levels. | 02-06-2014 |
20140125639 | DISPLAY DEVICE AND METHOD OF OPERATING THE SAME - A display device is provided which includes a display panel including a plurality of pixels connected with a plurality of gate lines and a plurality of data lines; a gate driving unit configured to drive the plurality of gate lines; a data driver configured to drive the plurality of data lines; and a timing controller configured to generate a plurality of control signals for controlling the gate driving unit and the data driver in response to externally provided clock signal and data signals. The timing controller converts the data signals into an image data signal, a horizontal synchronization signal, a vertical synchronization signal, and a data enable signal, a pulse width of each of the horizontal and vertical synchronization signals corresponding to an aspect ratio of the data signals or a size of a black image display area. The timing controller generates the plurality of control signals according to the image data signal, the data enable signal, and pulse widths of the horizontal synchronization signal and the vertical synchronization signal. | 05-08-2014 |
20150015553 | DISPLAY APPARATUS - A display apparatus includes a display panel including a display area in which gate lines and data lines are disposed to display an image and a peripheral area which is disposed around the display area and includes fan-out lines having different lengths, and a driving part configured to output driving signals having different levels to channels respectively connected to the fan-out lines according to the different lengths of the fan-out lines. | 01-15-2015 |
20150206491 | DISPLAY DEVICE - A display device includes a plurality of pixels arranged in a column direction and a row direction, a plurality of data lines and a data driving part configured to apply data signals to the data lines. The data lines are connected with one of the pixels of a k-th column (‘k’ is a natural number) and one of the pixels of a (k+1)-th column in an odd-numbered row. The data lines are connected with one of the pixels of a (k+1)-th column and one of the pixels of a (k+2)-th column in an even-numbered row. As a result, a pseudo dot inversion drive pattern may be implemented while driving the data lines in accordance with a columnar polarity inversion scheme. | 07-23-2015 |
20150356910 | DATA DRIVER - A data driver includes first through n-th shift register units, first through n-th latch units, and first through n-th output buffer units. The first through n-th shift register units shift and store a plurality of image output from a timing controller. The first shift register unit includes first through m-th shift registers. The first through m-th shift registers shift and store first through m-th image data among the plurality of image data. The first through n-th latch units are connected to the first through n-th shift register units, respectively. The first latch unit includes first through m-th latches. The first through n-th output buffer units are connected to the first through n-th latch units, respectively. The first output buffer unit includes first through m-th output buffers. The first through n-th latch units sequentially latch the plurality of image data stored in the first through n-th shift register units. | 12-10-2015 |
Patent application number | Description | Published |
20120242654 | METHOD OF CONTROLLING LIQUID CRYSTAL SHUTTER GLASSES AND DISPLAY SYSTEM FOR PERFORMING THE SAME - A method of controlling liquid crystal (LC) shutter glasses includes: generating a three-dimensional (3D) stereoscopic image synchronization signal based on left eye image data and right eye image data; generating left eye shutter control data and right eye shutter control data synchronized with the 3D stereoscopic image synchronization signal, where the left eye shutter control data and the right eye shutter control data are in digital form; modulating the left eye shutter control data and the right eye shutter control data to generate a shutter control signal; and controlling the LC shutter glasses based on the shutter control signal. | 09-27-2012 |
20120293495 | METHOD OF DRIVING DISPLAY PANEL AND DISPLAY APPARATUS FOR PERFORMING THE METHOD - A method of driving a display panel includes outputting a data voltage of a first-eye data frame to a plurality of data lines of the display panel in a first normal frame, and outputting a partial line data voltage of the first-eye data frame to a first partial line of the plurality of data lines of the display panel in a first partial frame, where a polarity of the partial line data voltage of the first-eye data frame in the first partial frame is substantially the same as a polarity of the data voltage of the first-eye data frame outputted to the first partial line of the plurality of data lines in the first normal frame, and where an interval of the first partial frame is less than an interval of the first normal frame. | 11-22-2012 |
20130027379 | DISPLAY DEVICE AND A DRIVING METHOD THEREOF - A display device including a display panel, a gate driver, a data driver and a signal controller. The display panel includes gate lines and data lines, the gate driver is connected to the gate lines, the data driver is connected to the data lines and the signal controller controls the display panel, the gate driver, and the data driver. The signal controller includes a timing controller and a low voltage differential signaling (LVDS) receiving unit. The timing controller includes a frame memory. The display device further includes an analog-to-digital (AD) board including an LVDS transmission unit, wherein the LVDS transmission unit transmits a signal identifying a stopped image or a moving image to the LVDS receiving unit, and in response to the signal identifying the stopped image, the signal controller maintains the display of the same image on the display panel by using the frame memory. | 01-31-2013 |
20130038621 | DISPLAY DEVICE AND DRIVING METHOD THEREOF - The present invention provides a display device with reduced power consumption and that reduces changes in luminance, and perceptibility of flicker, and a driving method thereof. A display device according to an exemplary embodiment comprises: a display panel configured to display a still image and a motion picture; a signal controller configured to control signals for driving the display panel; and a graphics processing unit configured to transmit input image data to the signal controller, wherein the signal controller comprises a frame memory configured to store the input image data, and the display panel is driven at a first frequency when the motion picture is displayed and the display panel is driven at a second frequency that is lower than the first frequency when the still image is displayed. | 02-14-2013 |
20130038639 | DISPLAY DEVICE AND A DRIVING METHOD THEREOF - A display device including a display panel displaying a still image and a moving image and a signal controller controlling signals to drive the display panel, wherein the signal controller includes a frame memory storing image data of the still image and providing the image data to the display panel, and the display panel is driven with a first scan ratio when displaying the moving image and is driven with a second scan ratio that is lower than the first scan ratio when displaying the still image. | 02-14-2013 |
20130057565 | DISPLAY DEVICE AND DRIVING METHOD THEREOF - In order to reduce power consumption of a display device when a still picture is to be displayed, a display area of the device is subdivided into a plurality of Still Picture Refresh Groups (SPRGoP's), with each SPRGoP consisting of n pixels. All n of the pixels are charged in every one of sequential frames when a motion picture mode is in effect. Less than all of the n pixels of each SPRGoP are refreshed in each frame of an N-frame refresh cycle when a still picture mode is in effect. Different schemes for cycling through the n pixels of each SPRGoP are disclosed. | 03-07-2013 |
20130076760 | DISPLAY DEVICE AND DRIVING METHOD THEREOF - A display device includes: a display panel displaying a still image and a motion picture; a display panel which displays a still image and a motion picture; a signal controller which controls signals to drive the display panel; and a graphics processing unit which transmits input image data to the signal controller, where the signal controller includes a frame memory which stores compressed image data generated by compressing the input image data, and a mixer which mixes compression recovered image data generated by recovering the compressed image data and the input image data to generate mixed image data. | 03-28-2013 |
20130100122 | METHOD OF DRIVING DISPLAY PANEL AND DISPLAY APPARATUS FOR PERFORMING THE SAME - Provided is a method of driving a display panel, including: outputting first data voltages representing a left-eye image or a right-eye image to first signal lines among a plurality of signal lines of the display panel during a first period of a frame for rendering the left-eye or right-eye image of a three-dimensional (3D) image; outputting second data voltages representing the left-eye image or right-eye image for second signals among the plurality of signal lines of the display panel during a second period of the frame for rendering the left-eye or right-eye image of the 3D image; and stopping the data voltages from being outputted to the display panel during a third period of the frame. | 04-25-2013 |
20130106895 | DISPLAY DEVICE AND DRIVING METHOD THEREOF | 05-02-2013 |
20130113811 | DISPLAY DEVICE AND METHOD FOR DRIVING THE DISPLAY DEVICE - A display device includes a display panel for displaying a still image and for displaying a motion picture. The display panel includes a gate line, a data line, a storage electrode line, a first switching element connected to the gate line and the date line, a storage connected to the switching element and the storage electrode line. The display device further includes a signal controller for providing controlling signals to drive the display panel. The display panel is driven at a first frequency when the motion picture is displayed. The display panel is driven at a second frequency lower than the first frequency when the still image is displayed. When the display panel is driven at the second frequency, a common voltage inputted to the storage electrode line changes. | 05-09-2013 |
20130135267 | METHOD OF DRIVING DISPLAY PANEL AND DISPLAY APPARATUS FOR PERFORMING THE SAME - A display apparatus includes a display panel, a data driving part, and a timing control part. The display panel includes gate lines extending in a first direction, data lines extending in a second direction crossing the first direction, and first and second pixel groups. The first and second pixel groups are disposed at opposing sides of a data line and are alternately connected to the data line. The data driving part includes channels connected to the data lines. The channels output a data signal to the data lines, the data signal has a first polarity or a second polarity, and the second polarity has an inversed phase to the first polarity. The timing control part outputs a data inverse control signal and first and second polarity control signal, which control the polarity of the data signal based on the data inverse control signal. | 05-30-2013 |
20130135283 | DISPLAY DEVICE AND DRIVING METHOD THEREOF - A display device includes a display panel including a plurality of pixels, a data driver which transmits data voltages to the plurality of pixels, and a signal controller which receives an input image signal and an input control signal to control the data driver, where the signal controller calculates a ratio of a first type of pattern in a image based on the input image signal, generates a polarity signal based on the ratio of the first type of pattern, and transmits the polarity signal to the data driver. | 05-30-2013 |
20130135330 | DISPLAY DEVICE AND DRIVING METHOD THEREOF - A display device includes a display panel having gate lines and data lines, a signal controller driving the display panel, a graphic processing unit transmitting input image data to the signal controller, a gate driver driving the gate lines, and a data driver driving the data lines. The display panel is driven at a first frequency when displaying a moving image and driven at a lower frequency when displaying a still image. The signal controller includes a frame memory storing the input image data, a calculator calculating a representative value of image data stored in the frame memory, a line memory storing the representative value, and a kick-back corrector generating auxiliary image data by correcting the representative value according to a kick-back voltage. The data driver applies an auxiliary voltage corresponding to the auxiliary image data to the data lines in a vertical blank period when displaying the still image. | 05-30-2013 |
20130141473 | METHOD OF DRIVING DISPLAY PANEL, METHOD OF DISPLAYING THREE-DIMENSIONAL STEREOSCOPIC IMAGE AND DISPLAY APPARATUS FOR PERFORMING THE SAME - A method of driving a display panel includes: applying a data signal to the display panel during a sub-active interval based on a data enable signal, and blocking the data signal applied to the display panel during the sub-blanking interval. In such an embodiment, the data enable signal is activated during the sub-active interval and deactivated during the sub-blanking interval, a frame is divided into a plurality of sub-frames, and each of the sub-frames is divided into the sub-active interval and the sub-blanking interval. | 06-06-2013 |
20130215094 | DISPLAY DEVICE AND RELATED METHOD - A display device includes a display panel that includes a first pixel and a second pixel, the first pixel being associated with a positive pixel voltage relative to a data voltage and being associated with a first leakage current, the second pixel being associated with a negative pixel voltage relative to the data voltage and being associated with a second leakage current. The display device further includes a gate driver for providing a first gate-off voltage having a first value to at least one of the first pixel and the second pixel, the first value being in a range determined based on an equality-enabling value, wherein a value of the first leakage current is equal to a value of the second leakage current if the first gate-off voltage having the equality-enabling value is provided to the at least one of the first pixel and the second pixel. | 08-22-2013 |
20140015820 | DISPLAY DEVICE AND DRIVING METHOD THEREOF - A method to drive a display device includes: transmitting at least one data voltage to one or more of a plurality of data lines, scanning one or more of a plurality of gate lines to enable transmission of a gate signal in association with a first frame of a first hold section of a first still image section associated with display of a still image, and scanning one or more of the plurality of gate lines to enable transmission of the gate signal every frame of a first refresh section. The first still image section comprises the first refresh section. | 01-16-2014 |
20140307003 | DISPLAY DEVICE - A display device includes: a display panel configured to display an image; and a signal controller configured to control signals to drive the display panel. The signal controller includes: an image data converter configured to convert image data of “m” bits into image data of “n” bits; a gray voltage generator configured to generate a gray voltage corresponding to the image data of “n” bits; a control signal generator configured to generate a gate control signal; and a luminance change controller configured to control a luminance change period of an image displayed via the display panel to be greater than or equal to one second. | 10-16-2014 |
20150371609 | DISPLAY DEVICE AND DRIVING METHOD THEREOF - The present invention provides a display device with reduced power consumption and that reduces changes in luminance, and perceptibility of flicker, and a driving method thereof. A display device according to an exemplary embodiment comprises: a display panel configured to display a still image and a motion picture; a signal controller configured to control signals for driving the display panel; and a graphics processing unit configured to transmit input image data to the signal controller, wherein the signal controller comprises a frame memory configured to store the input image data, and the display panel is driven at a first frequency when the motion picture is displayed and the display panel is driven at a second frequency that is lower than the first frequency when the still image is displayed. | 12-24-2015 |
Patent application number | Description | Published |
20120062824 | DISPLAY APPARATUS HAVING IMPROVED BRIGHTNESS AND COLOR REPRODUCIBILITY - A display apparatus includes a first substrate, a second substrate facing the first substrate, and pixels disposed between the first and second substrates to display an image. Each pixel includes a red sub-pixel for displaying a red color, a green sub-pixel for displaying a green color, a blue sub-pixel for displaying a blue color, a yellow sub-pixel for displaying a yellow color, and a white sub-pixel for displaying a white color. The blue sub-pixel has an area substantially equal to or larger than an area of each of the red, green, yellow, and white sub-pixels. | 03-15-2012 |
20120154722 | DISPLAY SUBSTRATE, METHOD OF MANUFACTURING THE SAME, AND DISPLAY PANEL HAVING THE SAME - A display panel includes a base substrate having a plurality of pixel areas, in which each pixel area includes a plurality of sub-pixel areas, a light blocking layer pattern generally defining the sub-pixel areas, and a plurality of color filter patterns. Upper surfaces of the light blocking layer pattern and the plurality of color filter patterns collectively form a generally flat surface. | 06-21-2012 |
20130113766 | DISPLAY APPARATUS AND METHOD OF MANUFACTURING THE SAME - A display apparatus includes a plurality of first gate lines extended in a first direction and disposed on a substrate on which a plurality of pixels is disposed, a plurality of second gate line extended in a second direction to cross the first gate lines, a plurality of data lines disposed substantially parallel to the first gate lines, and a first insulating layer disposed between the first gate lines and the second gate lines and provided with a plurality of via holes to expose a portion of a corresponding first gate line of the first gate lines. Each of the first gate lines makes contact with a corresponding second gate line of the second gate lines through a corresponding via hole of the via holes. | 05-09-2013 |
20140313434 | DISPLAY APPARATUSES - A display apparatus includes a first substrate, a second substrate overlapping the first substrate, an image display part disposed between the first substrate and the second substrate, and a black matrix disposed on the second substrate. The display apparatus further includes a floating electrode overlapping the black matrix and being electrically floating. The display apparatus further includes first-type touch lines extending in a first direction, arranged along a second direction, electrically insulated from each other, and including a primary first-type touch line. The primary first-type touch line overlaps and is insulated from the floating electrode. The display apparatus further includes second-type touch lines extending in the second direction, arranged along the first direction, electrically insulated from each other, and including a primary second-type touch line. The primary second-type touch line overlaps and is insulated from the floating electrode. | 10-23-2014 |
20150198854 | LIQUID CRYSTAL DISPLAY HAVING MINIMIZED BEZEL AREA - A liquid crystal display includes a first substrate including pixels arranged in m columns by n rows, n data lines disposed, m gate lines arranged substantially parallel to the data lines, n data distribution lines arranged to cross the m gate lines and electrically connected to the data lines, respectively, source driving chips disposed on a first portion of the first substrate, and a gate driver disposed on a second portion of the first substrate. Each of the data distribution lines is connected to a subset of the pixels arranged in a corresponding row, and each of the gate lines is connected to a subgroup of the pixels arranged in a corresponding column. The source driving chips apply data signals to the pixels through the first data lines and the data distribution lines, and the gate driver applies gate signals to the pixels through the gate lines. | 07-16-2015 |
Patent application number | Description | Published |
20130043473 | DISPLAY SUBSTRATE AND METHOD OF MANUFACTURING THE SAME - A display substrate includes a data line, a gate line and a fan-out line. The data line is disposed in a display area of a base substrate and transfers a data signal to a switching element electrically connected to a pixel electrode. The gate line is disposed in the display area and transfers a gate signal to the switching element. The fan-out line is disposed in a peripheral area of the base substrate surrounding the display area, electrically connected to at least one of the data line and the gate line, and includes a plurality of conductive layers making contact with each other through a contact hole. | 02-21-2013 |
20130076716 | LIQUID CRYSTAL DISPLAY - A liquid crystal display includes a substrate, a plurality of signal lines, a gate driver, and a sealant. The substrate includes a display area and a peripheral area outside the display area. The signal lines are integrated with the substrate and include a clock signal line. The gate driver includes a stage located between the clock signal line and the display area. The stage is integrated with the substrate and is configured to apply a gate voltage to the display area. The sealant is distributed over part of the peripheral area. A seal region where the sealant is distributed includes a seal line, and the clock signal line is located within the seal line. The clock signal line is located further away from the stage than the other signal lines. | 03-28-2013 |
20130105803 | THIN FILM TRANSISTOR ARRAY PANEL | 05-02-2013 |
20130342782 | LIQUID CRYSTAL DISPLAY - A liquid crystal display includes: a first insulation substrate; a first gate conductor disposed on the first insulation substrate and in a same layer as a gate line and a second gate conductor disposed on the first insulation substrate and in the same layer as the gate line; a gate insulating layer disposed on the first gate conductor and the second gate conductor; a data conductor disposed on the gate insulating layer and in a same layer as a data line; a thin film transistor disposed on the first insulation substrate; a first spacer disposed on the first insulation substrate; and a second spacer disposed on the first insulation substrate, where heights or widths of the first and second spacers are different from each other and having different heights or widths, and the second spacer overlaps the first gate conductor and the second gate conductor. | 12-26-2013 |
20140231814 | THIN FILM TRANSISTOR ARRAY PANEL AND METHOD OF MANUFACTURING THE SAME - In a thin film transistor array panel and a method of manufacturing the same, a thin passivation layer is positioned between a first field generating electrode and a second field generating electrode. The thin passivation layer overlaps the first and second field generating electrodes. The thin passivation layer includes a transparent photosensitive organic material. When forming the first field generating electrode, the passivation layer is used as a photosensitive film. Accordingly, the passivation layer and the first field generating electrode may be formed using a same single photo-mask. Accordingly, the manufacturing cost of the thin film transistor array panel may be reduced. | 08-21-2014 |
20140232963 | LIQUID CRYSTAL DISPLAY AND MANUFACTURING METHOD THEREOF - A liquid crystal display, includes: a substrate; a gate line including a gate pad and a data line including a data pad, the gate and data lines being disposed on the substrate; a thin film transistor connected to the gate line and the data line; an organic layer disposed on the thin film transistor; a pixel electrode disposed on the organic layer; a first contact assistant disposed on the gate pad; a second contact assistant disposed on the data pad; a first insulating layer disposed on the pixel electrode; and a common electrode disposed on the first insulating layer, the common electrode overlapping with the pixel electrode. The common electrode includes first cutouts, the first insulating layer includes second cutouts, the plane shapes of the first and second cutouts are substantially the same, and the pixel electrode includes a polycrystalline transparent conductive material. | 08-21-2014 |
20140247411 | LIQUID CRYSTAL DISPLAY AND MANUFACTURING METHOD THEREOF - A liquid crystal display includes a plurality of pixel electrodes and common electrodes disposed on a first substrate that overlap each other with a passivation layer interposed therebetween, and a connection portion disposed between a common voltage applying unit and the common electrode. The common electrode has a plurality of first cutouts, the passivation layer has a plurality of second cutouts, and the first cutout and the second cutout have substantially the same planar shape. The connection portion includes a lower connection portion formed from a same layer as the common electrode, and an upper connection portion disposed on the lower connection portion that includes a low resistance metal. | 09-04-2014 |
20140340373 | LIQUID CRYSTAL DISPLAY - A liquid crystal display includes a substrate, a plurality of signal lines, a gate driver, and a sealant. The substrate includes a display area and a peripheral area outside the display area. The signal lines are integrated with the substrate and include a clock signal line. The gate driver includes a stage located between the clock signal line and the display area. The stage is integrated with the substrate and is configured to apply a gate voltage to the display area. The sealant is distributed over part of the peripheral area. A seal region where the sealant is distributed includes a seal line, and the clock signal line is located within the seal line. The clock signal line is located further away from the stage than the other signal lines. | 11-20-2014 |
20150014693 | DISPLAY SUBSTRATE AND METHOD OF MANUFACTURING THE SAME - A display substrate is provided. The display substrate includes a switching element disposed on a base substrate, wherein the switching element comprises a gate electrode, an active pattern, a source electrode, and a drain electrode. The display substrate also includes a first electrode disposed on a same layer as the gate electrode, wherein the first electrode includes a wire grid pattern; and a second electrode overlapping the first electrode. | 01-15-2015 |
20150060866 | THIN FILM TRANSISTOR ARRAY PANEL AND MANUFACTURING METHOD THEREOF - A thin film transistor array panel includes a first insulation substrate, a gate line and a data line which are positioned on the first insulation substrate, are insulated from each other, and cross each other, a thin film transistor connected to the gate line and the data line, an organic film positioned on the thin film transistor, a second passivation layer which is positioned on the organic film and defines a plurality of second openings therein, a common electrode positioned on the second passivation layer, and a pixel electrode positioned in the plurality of second openings, where a thickness of the common electrode is larger than a thickness of the pixel electrode. | 03-05-2015 |
20150061986 | LIQUID CRYSTAL DISPLAY - A liquid crystal display includes pixels which is disposed in row and column directions, respectively includes pixel electrodes, and arranged along a first pixel column to a sixth pixel column, gate lines including pairs of two adjacent gate lines for each pixel row in the row direction, data lines including a first data line at a left side of the first pixel column, a second data line between the second and third pixel columns, a third data line between the fourth and fifth pixel columns, and a fourth data line at a right side of the sixth pixel column; and common voltage lines including a first common voltage line between the first and second pixel columns, a second common voltage line between the third and fourth pixel columns, and a third common voltage line between the fifth and sixth pixel columns. | 03-05-2015 |
20150062472 | LIQUID CRYSTAL DISPLAY - A display device may include an insulating layer. The display device may further include a first field-generating electrode that overlaps the insulating layer. The display device may further include a second field-generating electrode that overlaps the first field-generating electrode and has a cutout. An exposed portion of the insulating layer may be exposed through the cutout and may be exposed between an edge (or boundary) of the first field-generating electrode and an end portion of the second field-generating electrode in a layout view of the display device. | 03-05-2015 |
20150070642 | LIQUID CRYSTAL DISPLAY - A liquid crystal display includes: a first substrate; a first electrode on the first substrate, and a plurality of first cutouts defined in the first electrode; an insulating layer on the first electrode; a second electrode on the insulating layer, a plurality of second cutouts defined in the second electrode, and a plurality of branch electrodes defined by the plurality of second cutouts; a second substrate facing the first substrate; and a liquid crystal layer between the first substrate and the second substrate. The second cutouts have a linear shape which extends in a length direction, widths of the plurality of first cutouts is larger than that of the plurality of branch electrodes in a width direction crossing the length direction, and the second cutouts overlap the plurality of first cutouts, in the length direction. | 03-12-2015 |
20150131018 | LIQUID CRYSTAL DISPLAY DEVICE INCLUDING CONDUCTIVE SPACER - A liquid crystal display device includes a first substrate, a thin film transistor on the first substrate, a first electrode on the first substrate and connected to the thin film transistor, a second substrate facing the first substrate, color filters on the first substrate or the second substrate, a black matrix between the color filters on the first substrate or the second substrate, a second electrode spaced apart from the first electrode and on the first substrate or the second substrate, a second electrode conductive line on the black matrix, a spacer which is between the first substrate and the second substrate and supports the first substrate and the second substrate, and a liquid crystal layer between the first substrate and the second substrate. The spacer is electrically connected to the second electrode and the second electrode conductive line. | 05-14-2015 |
20150131037 | LIQUID CRYSTAL DISPLAY - A liquid crystal display according to an exemplary embodiment of the invention includes: a first type pixel including first liquid crystal molecules aligned approximately in a first direction; a second type pixel including second liquid crystal molecules aligned approximately in a second direction different from the first direction; a first lower polarizer disposed opposite to the first type pixel and having a transmissive axis approximately parallel to the first direction; and a second lower polarizer disposed opposite to the second type pixel and having a transmissive axis approximately parallel to the second direction. | 05-14-2015 |
20150137127 | DISPLAY SUBSTRATE AND METHOD OF MANUFACTURING THE SAME - A display substrate includes a gate line disposed on a base substrate and extending in a direction. A data line crosses the gate line. A thin film transistor comprises a gate electrode, a semiconductor pattern, a source electrode, and a drain electrode. The thin film transistor is connected to the gate line and the data line. A pixel electrode is connected to the thin film transistor. A light blocking pattern overlaps the semiconductor pattern. The light blocking pattern includes a haze-processed material of substantially the same material as the pixel electrode. | 05-21-2015 |
20150160489 | LIQUID CRYSTAL DISPLAY - A liquid crystal display according to an exemplary embodiment of the present disclosure includes: a gate line, a data line, and a compensation voltage line disposed on an insulation substrate; a first passivation layer disposed on the gate line, the data line, and the compensation voltage line; a pixel electrode connected to the gate line and the data line, and a compensation electrode connected to the compensation voltage line, disposed on the first passivation layer; and a common electrode formed on the first passivation layer, wherein the compensation electrode overlaps at least a portion of the data line, and the compensation voltage line is formed with the same layer as the data line. | 06-11-2015 |
20150160519 | LIQUID CRYSTAL DISPLAY AND MANUFACTURING METHOD THEREOF - A liquid crystal display includes a first substrate, a plurality of signal lines on the first substrate, a first insulating layer positioned on the plurality of signal lines, a first electrode positioned on the first insulating layer, a second insulating layer positioned on the first electrode, a second electrode positioned on the second insulating layer, a second substrate facing the first substrate, a first spacer and a second spacer positioned between the first substrate and the second substrate, and a first cutout and a second cutout which are defined in the second electrode and the second insulating layer, respectively, and partially overlap the plurality of signal lines, where the second spacer overlaps the first cutout and the second cutout. | 06-11-2015 |
20150213746 | GATE DRIVER INTEGRATED ON DISPLAY PANEL - Provided is a gate driver including a plurality of stages respectively transferring gate-on voltages to a plurality of gate lines. The stage includes a pull-up driver including a first transistor, the first transistor having a control terminal connected to a first node, an output terminal connected to a output terminal of a present stage and an input terminal connected to a first clock terminal, a first node pull-down portion including a second transistor, the second transistor having an input terminal connected to a buffer node, an output terminal connected to the first node and a control terminal connected to a second node, and a buffer node stabilizer including a third transistor, the third transistor having an input terminal and a control terminal connected to the first node, and an output terminal connected to the buffer node. | 07-30-2015 |
20150261048 | LIQUID CRYSTAL DISPLAY DEVICE AND METHOD FOR MANUFACTURING THE SAME - A liquid crystal display device includes a first substrate, a first electrode on the first substrate, and a second electrode on the first substrate, spaced apart from the first electrode and overlapping at least a part of the first electrode. the second electrode includes a plurality of branch electrodes, and a coupling portion which couples the plurality of branch electrodes to each other. The coupling portion includes a longitudinal coupling portion extended in a length direction of the branch electrode and a transverse coupling portion extended in a width direction of the branch electrode. An edge portion of the first electrode is disposed between at least one of the plurality of branch electrodes and the longitudinal coupling portion, in a plan view. | 09-17-2015 |
20160005768 | THIN FILM TRANSISTOR ARRAY PANEL - A thin film transistor array panel includes: a data line which extends in a column direction and transfers a data voltage; a first pixel electrode and a second pixel electrode connected to the data line and adjacent in a row direction; a first thin film transistor connected to the first pixel electrode and the data line, and including a first source electrode and a first drain electrode; and a second thin film transistor connected to the second pixel electrode and the data line, and including a second source electrode and a second drain electrode. The first pixel electrode is at the right of the data line, the second pixel electrode is at the left of the data line, and relative positions of the first source electrode and the first drain electrode are the same as relative positions of the second source electrode and the second drain electrode. | 01-07-2016 |
Patent application number | Description | Published |
20110069258 | DISPLAY PANEL AND LIQUID CRYSTAL DISPLAY COMPRISING THE SAME - A display panel and a liquid crystal display device, in which one of a plurality of color filters is a net-shaped color filter and the other color filters are island-shaped color filters, are provided. According to this approach, a thickness uniformity of the display panel may be achieved. | 03-24-2011 |
20110102309 | THIN FILM TRANSISTOR DISPLAY PANEL AND METHOD OF MANUFACTURING THE SAME - A thin film transistor array panel includes: a first gate line extending in a first direction; a second gate line extending in the first direction; a data line extending in a different second direction; a first common signal distribution line including a plurality of first branches connected to each other, wherein the first branches extend in the second direction and intersect under or over with the first gate line and the second gate line. The first branches are connected to receive an electrostatic offset voltage of polarity opposite to that of data line voltages supplied on the data line. A column of pixel-electrodes are sandwiched between the data line and one of the first branches. | 05-05-2011 |
20110116019 | LIQUID CRYSTAL DISPLAY - A liquid crystal display includes a first substrate and a second substrate facing each other, common voltage wiring disposed on the first substrate and transmitting a common voltage, a first insulating layer disposed on the common voltage wiring, a common electrode disposed on a whole surface of the second substrate, a first conductive member disposed between the first substrate and the second substrate and electrically connecting the common electrode and the common voltage wiring to each other, and a sealant combining the first substrate and the second substrate. The first insulating layer includes a first contact hole exposing a first portion of the common voltage wiring and a plurality of a second contact hole exposing a second portion of the common voltage wiring, the second contact hole having a smaller area than the first contact hole. | 05-19-2011 |
20120033168 | LIQUID CRYSTAL DISPLAY INCLUDING TOUCH SENSOR LAYER AND MANUFACTURING METHOD THEREOF - A liquid crystal display includes a first substrate, a second substrate having a first surface and a second surface facing the first substrate, a liquid crystal layer between the first and second substrates, and a touch sensor layer on the first surface. The touch sensor layer includes a first electrode in a first direction on the first surface, a second electrode in a second direction crossing the first direction on the first surface and including first and second portions that are separated by the first electrode, a bridge wire including first and second contacts on the first surface. The first contact is electrically connected to the first portion of the second electrode, and the second contact is electrically connected to the second portion of the second electrode. An insulating layer insulates the bridge wire from the first electrode and exposes the first contact and the second contact. | 02-09-2012 |
20140313607 | DISPLAY PANEL AND LIQUID CRYSTAL DISPLAY COMPRISING THE SAME - A display panel and a liquid crystal display device, in which one of a plurality of color filters is a net-shaped color filter and the other color filters are island-shaped color filters, are provided. According to this approach, a thickness uniformity of the display panel may be achieved. | 10-23-2014 |
20150243680 | THIN FILM TRANSISTOR DISPLAY PANEL AND METHOD OF MANUFACTURING THE SAME - A thin film transistor array panel includes: a first gate line extending in a first direction; a second gate line extending in the first direction; a data line extending in a different second direction; a first common signal distribution line including a plurality of first branches connected to each other, wherein the first branches extend in the second direction and intersect under or over with the first gate line and the second gate line. The first branches are connected to receive an electrostatic offset voltage of polarity opposite to that of data line voltages supplied on the data line. A column of pixel-electrodes are sandwiched between the data line and one of the first branches. | 08-27-2015 |