Patent application number | Description | Published |
20080211980 | Display substrate and display apparatus having the same - A display substrate includes a gate line, a gate insulating layer, a data line, a thin-film transistor (TFT), a storage line, a passivation layer, a color filter layer, a pixel electrode, a first light-blocking layer and a second light-blocking layer. The storage line includes the same material as the gate line. The passivation layer covers the data line. The color filter layer is formed on the passivation layer. The pixel electrode is formed on the color filter layer in each pixel. The first light-blocking layer is formed between adjacent pixel electrodes, and includes the same material as the gate line. The second light-blocking layer is formed between the first light-blocking layer, and includes the same material as the data line. Therefore, an aperture ratio may be increased. | 09-04-2008 |
20090135347 | DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF - A manufacturing method of a display device, wherein the manufacturing method for an embodiment includes: forming color filters in a plurality of pixel regions; forming a conductive layer on the color filters; and separating the conductive layer in each of the pixel regions through a photolithography process and forming a pixel electrode; wherein a groove is formed between the adjacent color filters having different colors at boundaries between the pixel regions; and wherein the photolithography process uses a negative photoresist material. | 05-28-2009 |
20090152635 | THIN FILM TRANSISTOR AND METHOD FOR MANUFACTURING A DISPLAY PANEL - Embodiments of the present invention relate to a thin film transistor and a manufacturing method of a display panel, and include forming a gate line including a gate electrode on a substrate, forming a gate insulating layer on the gate electrode, forming an intrinsic semiconductor on the gate insulating layer, forming an extrinsic semiconductor on the intrinsic semiconductor, forming a data line including a source electrode and a drain electrode on the extrinsic semiconductor, and plasma-treating a portion of the extrinsic semiconductor between the source electrode and the drain electrode to form a protection member and ohmic contacts on respective sides of the protection member. Accordingly, the process for etching the extrinsic semiconductor and forming an inorganic insulating layer for protecting the intrinsic semiconductor may be omitted such that the manufacturing process of the display panel may be simplified, manufacturing cost may be reduced, and productivity may be improved. | 06-18-2009 |
20090166635 | ARRAY SUBSTRATE AND METHOD OF MANUFACTURING THE SAME - An array substrate includes a base substrate, a gate line, a gate insulation layer, a data line, a thin-film transistor (“TFT”) and a pixel electrode. The gate line includes a gate covering line formed in a first direction on the base substrate and a gate main line protruded from the gate covering line. The gate insulation layer is formed on the base substrate to cover the gate line. The data line is formed on the gate insulation layer in a second direction crossing the first direction. The TFT is electrically connected to the gate line and the data line. The pixel electrode is electrically connected to the TFT. Therefore, a gate line is thicker than a gate covering line and a gate main line having a low resistance is further formed, so that a gate signal may be quickly transferred along the gate line without a signal delay. | 07-02-2009 |
20090190054 | Display Substrate, Method Of Manufacturing The Same And Liquid Crystal Display Panel Having The Display Substrate - A display substrate includes a plurality of transistors, a plurality of color filters, a plurality of pixel electrodes, a plurality of supporting members, and a plurality of filling members. The transistors are connected to a plurality of gate lines extending in a first direction on a base substrate and a plurality of data lines extending in a second direction crossing the first direction. The color filters are disposed over the transistors, and have a plurality of holes. The pixel electrodes are disposed on the color filters, and electrically connect to the transistors. The supporting members are disposed on the color filters, and maintain a gap between the base substrate and a substrate opposing the base substrate. The filling members are comprised of the same material as the supporting members, and fill the holes. | 07-30-2009 |
20090256155 | THIN FILM TRANSISTOR ARRAY PANEL AND METHOD FOR MANUFACTURING THE SAME - A thin film transistor panel includes a substrate, a gate line extending in a first direction on the substrate, a data line disposed on the substrate, the data line crossing the gate line with an insulation layer therebetween and extending in a second direction, a thin film transistor including a control terminal connected to the gate line, an input terminal connected to the data line, and an output terminal, a color filter disposed on the thin film transistor, the color filter having an opening corresponding to the output terminal of the thin film transistor, a light blocking member disposed in the opening of the color filter, the light blocking member exposing a first region of a first end portion of the output terminal of the thin film transistor and having an output terminal light blocking portion enclosing the circumference of the first region, and a pixel electrode disposed on the light blocking member and the color filter, the pixel electrode contacting the first region of the output terminal. | 10-15-2009 |
20090268134 | THIN FILM TRANSISTOR ARRAY PANEL AND A METHOD FOR MANUFACTURING THE SAME - A liquid crystal display includes a first substrate, a plurality of gate lines formed on the first substrate, a plurality of data lines intersecting the gate lines, a plurality of thin film transistors connected to the gate lines and the data lines, a plurality of color filters formed on the gate lines, the data lines, and the thin film transistors, a plurality of first electrodes made of a transparent conductor formed on the color filters, and electrically connected to the thin film transistors, a first passivation layer formed on the first electrodes, a second electrode formed on the first passivation layer, and including a plurality of branch electrodes, a second substrate facing the first substrate, and a liquid crystal layer disposed between the first substrate and the second substrate. | 10-29-2009 |
20090309099 | DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - The present invention relates to a display device and a manufacturing method thereof. The display device includes a substrate, a first conductor disposed on the substrate, a first insulating layer disposed on the first conductor, a second insulating layer disposed on the first insulating layer, a semiconductor disposed on the second insulating layer, and a second conductor disposed on the semiconductor. A thickness of the first insulating layer is greater than a thickness of the first conductor, and the first insulating layer includes a first opening exposing the first conductor. | 12-17-2009 |
20090315031 | LIQUID CRYSTAL DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - The present invention relates to a liquid crystal display and a method of manufacturing the same. A liquid crystal display according to an exemplary embodiment of the present invention includes: a first substrate, a first conductor arranged on the first substrate, a first insulating layer arranged on the first substrate and the first conductor, a second insulating layer arranged on the first insulating layer, a semiconductor layer arranged on the second insulating layer, and a second conductor arranged on the semiconductor layer and the second insulating layer. The semiconductor layer is made of an oxide semiconductor, and the second conductor includes a source electrode, a drain electrode, and a storage electrode line. | 12-24-2009 |
20100001276 | THIN FILM TRANSISTOR ARRAY PANEL AND MANUFACTURING METHOD OF THE SAME - A thin film transistor array panel includes an insulating substrate, a gate line and a data line disposed on the insulating substrate and insulated from and intersecting each other, a thin film transistor connected to the gate line and the data line, a partition disposed corresponding to the gate line and the data line and defining a color filter filling region, a color filter disposed in the filling region, a passivation layer disposed on the color filter and the partition, and a pixel electrode disposed on the passivation layer and connected to the thin film transistor through a contact hole disposed through the passivation layer and the color filter. A plane shape of the color filter filling region is substantially a rectangle. | 01-07-2010 |
20100019246 | THIN FILM TRANSISTOR SUBSTRATE AND METHOD FOR MANUFACTURING THE SAME - A method for manufacturing a thin film transistor array panel includes; forming a gate line including a gate electrode and a height increasing member on a substrate, forming a gate insulating layer on the gate line and the height increasing member, forming a semiconductor, a data line including a source electrode, and a drain electrode facing the source electrode and overlapping at least a portion of the height increasing member on the gate insulating layer, forming a first insulating layer on the gate insulating layer, a data line and the drain electrode, forming a light-blocking member on a portion of the first insulating layer corresponding to the gate line and the data line, forming a color filter in an area bound by the light-blocking member, forming a second insulating layer on the light-blocking member and the color filter, and patterning the second insulating layer, the light-blocking member or the color filter, and the first insulating layer to form a contact hole exposing a portion of the drain electrode aligned with the height increasing member. | 01-28-2010 |
20100033646 | THIN FILM TRANSISTOR DISPLAY PANEL, LIQUID CRYSTAL DISPLAY HAVING THE SAME, AND METHOD OF MANUFACTURING LIQUID CRYSTAL DISPLAY - A thin film transistor (“TFT”) array panel includes; a substrate including a display and peripheral area, a display area signal line and a display area TFT disposed in the display area, the display area TFT connected to the display area signal line, a plurality of peripheral area signal lines, a light blocking member disposed on the display area signal line, the display area TFT, and the peripheral area signal lines, a transparent connector connecting one of peripheral area signal lines and another one of the peripheral area signal lines through a contact hole passing through the light blocking member, a pixel electrode connected to the display area TFT, a spacer disposed on a layer above the light blocking member, and a light blocking assistance member composed of the same material as the spacer on the transparent connector, the light blocking assistance member covering at least the contact hole. | 02-11-2010 |
20100051951 | THIN FILM TRANSISTOR ARRAY PANEL AND MANUFACTURING METHOD OF THE SAME - A thin film transistor (“TFT”) array panel includes; an insulation substrate, a TFT disposed on the insulation substrate and including a drain electrode, a passivation layer covering the TFT and including a contact portion disposed therein corresponding to the drain electrode, a partition comprising an organic material disposed on the passivation layer, and including a transverse portion, a longitudinal portion, and a contact portion disposed on the drain electrode, a color filter disposed on the passivation layer and disposed in a region defined by the partition, an organic capping layer disposed on the partition and the color filter, and a pixel electrode disposed on the organic capping layer, and connected to the drain electrode through the contact portion of the passivation layer and the contact portion of the partition, wherein a contact hole is formed in the organic capping layer corresponding to the contact portion of the passivation layer. | 03-04-2010 |
20100065848 | TFT Substrate and Method of Fabricating the Same - Provided are a thin-film transistor (TFT) substrate which can facilitate the formation of contact holes and has improved reliability and a method of fabricating the TFT substrate. The TFT substrate includes a gate wiring formed on an insulating substrate; a data wiring defining a pixel region by intersecting the gate wiring, the data wiring including a source electrode and a drain electrode; a plurality of black matrix barrier ribs formed along the boundaries of the pixel region; a color filter formed to cover the pixel region; a pixel electrode formed on the color filter; and a plurality of contact holes formed through the color filter near the corners of the pixel region through which the pixel electrode and the drain electrode contact each other. | 03-18-2010 |
20100079710 | DISPLAY SUBSTRATE AND A METHOD OF MANUFACTURING THE SAME - A display substrate includes a transistor layer, a plurality of color filters, a first blocking member, a supporting member, a circuit part, a second blocking member and a protruding member. The first blocking member is disposed between different color filters. The supporting member maintains a distance between a base substrate and a substrate facing the base substrate. A circuit part is disposed in a peripheral area surrounding a display area, and the circuit part includes a metal pattern and a contact electrode in contact with the metal pattern. The second blocking member includes substantially the same material as the first blocking member and the second blocking member covers the circuit part. The protruding member includes substantially the same material as the second blocking member, and is integrally formed with the second blocking member. | 04-01-2010 |
20100103354 | THIN FILM TRANSISTOR SUBSTRATE AND LIQUID CRYSTAL DISPLAY INCLUDING THE SAME - A thin film transistor array panel includes: a substrate, a plurality of gate and data lines, a thin film transistor, a light blocking member, a color filter, and a pixel electrode. The substrate includes a display area having a plurality of pixels and a non-display area. The gate lines and data lines are formed on the substrate. The thin film transistor is connected to a respective gate line and data line of the plurality of gate and data lines. The light blocking member is formed on the non-display area, the gate line, the data line, and the thin film transistor. The color filter is formed on the light blocking member. The pixel electrode is formed on the color filter. The color filter covers the entire light blocking member of the non-display area. | 04-29-2010 |
20100134731 | LIQUID CRYSTAL DISPLAY - The present application relates to a liquid crystal display including a first substrate, a plurality of gate lines, a plurality of data lines, thin film transistors connected to the gate and data lines, a barrier rib formed on the data lines, and pixel electrodes connected to the thin film transistors. The thin film transistors can be formed using a colored organic film that has an optical density in a range of 1 to 3. Color filters fill the regions surrounded by the barrier rib. Pixel electrodes can be formed on the color filters. A common electrode can be formed on the second substrate facing the first substrate. A liquid crystal layer can be situated between the first and second substrates, which are spaced apart at a predetermined distance by spacers. | 06-03-2010 |
20100149464 | DISPLAY PANEL AND METHOD OF MANUFACTURING THE SAME - A display panel comprises a first substrate, a second substrate including a display area and a peripheral area surrounding the display area, a transistor layer including, formed in the display area of the substrate, at least one transistor connected to a gate line and a data line, at least one color filter formed in a plurality of pixel regions on the transistor layer, a light blocking member disposed between the color filters, at least one pixel electrode formed on the color filter, an opaque spacing part formed on the color filter corresponding to the transistor so as to maintain a cell gap between the first and second substrates. The light blocking member in some embodiments of the invention is not formed on the first and second transistors to allow for inspection of a channel in the transistor. | 06-17-2010 |
20100245698 | LIQUID CRYSTAL DISPLAY DEVICE - The present invention relates to a liquid crystal display. The liquid crystal display has a lower panel including a first pixel area having a first pixel electrode and a first light leakage preventing member, a final pixel area having a second pixel electrode and a second light leakage preventing member, and middle pixel areas disposed between the first pixel area and the final pixel area, each of the middle pixel areas including a first middle pixel electrode and a second middle pixel electrode. Accordingly, light leakage may be effectively prevented at the first pixel area and the final pixel area that are disposed on the edge. | 09-30-2010 |
20100321617 | LIQUID CRYSTAL DISPLAY AND MANUFACTURING METHOD THEREOF - Exemplary embodiments of the present invention disclose a liquid crystal display (LCD) and a method of manufacturing the same. The LCD may have a display area and a peripheral area. An organic layer of the peripheral area may be patterned using a half-tone mask, and a protrusion member may be formed in the peripheral area. Accordingly, the thin film transistor array panel and the corresponding substrate may be prevented from being temporary adhered in the peripheral area such that the density of the liquid crystal molecules filled in the peripheral area may be uniformly maintained and the display quality of the liquid crystal display may be improved. | 12-23-2010 |
20110049519 | Thin Film Transistor Array Panel and Method of Manufacturing the Same - A thin film transistor array panel includes an insulation substrate. A signal line is formed on the insulation substrate. A thin film transistor is connected to the signal line. A color filter is formed on the substrate. An organic insulator is formed on the color filter and includes a first portion and a second portion having different thicknesses. A light blocking member is formed on the second portion of the organic insulator. A difference between the surface height of the first portion of the organic insulator and the surface height of the second portion of the organic insulator is in the range of about 2.0 μm to 3.0 μm. | 03-03-2011 |
20110159622 | THIN FILM TRANSISTOR AND METHOD FOR MANUFACTURING A DISPLAY PANEL - Embodiments of the present invention relate to a thin film transistor and a manufacturing method of a display panel, and include forming a gate line including a gate electrode on a substrate, forming a gate insulating layer on the gate electrode, forming an intrinsic semiconductor on the gate insulating layer, forming an extrinsic semiconductor on the intrinsic semiconductor, forming a data line including a source electrode and a drain electrode on the extrinsic semiconductor, and plasma-treating a portion of the extrinsic semiconductor between the source electrode and the drain electrode to form a protection member and ohmic contacts on respective sides of the protection member. Accordingly, the process for etching the extrinsic semiconductor and forming an inorganic insulating layer for protecting the intrinsic semiconductor may be omitted such that the manufacturing process of the display panel may be simplified, manufacturing cost may be reduced, and productivity may be improved. | 06-30-2011 |
20110181816 | METHOD OF MAKING LIQUID CRYSTAL DISPLAY AND LIQUID CRYSTAL DISPLAY THEREOF - A liquid crystal display includes a first insulating substrate, a data insulating layer disposed on a data wire of the first insulating substrate, and a color filter layer, an organic film layer, and a light shielding layer disposed on the data insulating layer. The organic film layer is positioned on the color filter layer, and the light shielding layer is positioned on the organic film layer in the screen display area. The color filter layer and the light shielding layer contact each other in the peripheral area. | 07-28-2011 |
20120033148 | LIQUID CRYSTAL DISPLAY - A liquid crystal display includes first and second gate lines, a data line crossing the first and second gate lines, a pixel electrode including first and second sub-pixel electrodes electrically disconnected from each other, a first thin film transistor connected to the first gate line, the data line, and the first sub-pixel electrode, a second thin film transistor connected to the first gate line, the data line, and the second sub-pixel electrode, and a third thin film transistor connected to the second gate line, the second sub-pixel electrode, and a charge sharing capacitor including a first and second electrode. A data voltage applied to the second sub-pixel electrode and to a first electrode swings between a negative voltage and a positive voltage with respect to a common voltage, and a voltage smaller than an average value of the negative voltage and the positive voltage is applied to a second electrode. | 02-09-2012 |
20120098800 | GATE DRIVER AND LIQUID CRYSTAL DISPLAY INCLUDING SAME - Provided are a gate-lines driver circuit and a liquid crystal display (LCD) device including the same. The gate-lines driver may be in danger of being subjected to static electricity and it includes: a wiring unit which receives signals from an external source and a circuit unit which outputs driving signals in response to a plurality of control signals received from the wiring unit. The circuit unit includes a plurality of shift registers, each having shift register wirings, wherein the wiring unit includes first through n-th vertical signal lines arranged sequentially in order of distance from the shift registers, with the first vertical signal line being located farthest from the shift registers. The first vertical signal line is connected to each of the shift registers by a first horizontal connection line, and the first horizontal connection line includes a first contact portion which is formed over and contacting with the first signal line and a second contact portion which is located between the n-th vertical signal line and a boundary of the shift registers and is connected to each of the shift registers by a shift register wiring. The first horizontal connection line is structured to reduce a danger that the shift registers will be burned out by a surge of static electricity current received through the wiring unit. | 04-26-2012 |
20130342777 | LIQUID CRYSTAL DISPLAY - A liquid crystal display includes a first substrate, a first gate line disposed on the first substrate, a second gate line disposed on the first substrate, a data line disposed on the first substrate, a reference voltage line disposed on the first substrate and extending substantially to be parallel to the data line, a first subpixel electrode disposed in a pixel area on the first substrate, a second subpixel electrode disposed in the pixel area on the first substrate, a first switching element connected to the first gate line, the data line and the first subpixel electrode, a second switching element connected to the first gate line, the data line and the second subpixel electrode, and a third switching element connected to the first subpixel electrode and the reference voltage line. | 12-26-2013 |
20140036211 | LIQUID CRYSTAL DISPLAY AND MANUFACTURING METHOD THEREOF - Exemplary embodiments of the present invention disclose a liquid crystal display (LCD) and a method of manufacturing the same. The LCD may have a display area and a peripheral area. An organic layer of the peripheral area may be patterned using a half-tone mask, and a protrusion member may be formed in the peripheral area. Accordingly, the thin film transistor array panel and the corresponding substrate may be prevented from being temporary adhered in the peripheral area such that the density of the liquid crystal molecules filled in the peripheral area may be uniformly maintained and the display quality of the liquid crystal display may be improved. | 02-06-2014 |
20140049713 | DISPLAY DEVICE AND DRIVING METHOD THEREOF - A display device includes: a display panel including a pixel that includes a first subpixel and a second subpixel, the first subpixel displaying a first image based on a first gamma curve during a first period of a first frame and the second subpixel displaying a second image based on a second gamma curve during the first period of the first frame, where the first and second gamma curves are different; a gate driver configured to transmit a gate signal to the display panel; and a data driver configured to transmit a first data voltage based on the first gamma curve and a second data voltage based on the second gamma curve to the pixel, in which the pixel includes a voltage changing member which changes luminance of at least one of the first image and the second image during a second period of the first frame. | 02-20-2014 |
20140055698 | MOTHER SUBSTRATE FOR DISPLAY DEVICE, METHOD FOR MANUFACTURING THE SAME, AND METHOD FOR MANUFACTURING DISPLAY DEVICE - A mother substrate for a display device includes: a first mother substrate and a second mother substrate including a plurality of panel regions and facing each other; a first contact electrode and a second contact electrode on the first mother substrate; a common electrode, a first voltage application electrode and a second voltage application electrode separated from each other and on the second mother substrate; and a liquid crystal layer between the first mother substrate and the second mother substrate. The first voltage application electrode is connected to the first contact electrode, and the second voltage application electrode is connected to the second contact electrode. The first voltage application electrode is applied with a first voltage, and the second voltage application electrode is applied with a second voltage different from the first voltage. | 02-27-2014 |
20140147947 | Thin Film Transistor and Method for Manufacturing a Display Panel - Embodiments of the present invention relate to a thin film transistor and a manufacturing method of a display panel, and include forming a gate line including a gate electrode on a substrate, forming a gate insulating layer on the gate electrode, forming an intrinsic semiconductor on the gate insulating layer, forming an extrinsic semiconductor on the intrinsic semiconductor, forming a data line including a source electrode and a drain electrode on the extrinsic semiconductor, and plasma-treating a portion of the extrinsic semiconductor between the source electrode and the drain electrode to form a protection member and ohmic contacts on respective sides of the protection member. Accordingly, the process for etching the extrinsic semiconductor and forming an inorganic insulating layer for protecting the intrinsic semiconductor may be omitted such that the manufacturing process of the display panel may be simplified, manufacturing cost may be reduced, and productivity may be improved. | 05-29-2014 |
20140347349 | GATE DRIVER AND LIQUID CRYSTAL DISPLAY INCLUDING SAME - In one embodiment, a display panel includes a substrate and a gate driver disposed on the substrate. The gate driver comprises a wiring unit which receives signals and a circuit unit which outputs driving signals in response to the signals received from the wiring unit. The circuit unit comprises a shift register and a shift register wiring connected to the shift register. The wiring unit comprises first through n-th signal lines (n is a natural number greater than two) arranged sequentially adjacent to the shift register. The first line is located farthest from the shift register and the n-th signal line is closest from the shift register. Further, the first signal line is electrically connected to the shift register by a first connection line that comprises a first contact portion connected to the first signal line and a second contact portion connected to the shift resistor wiring. | 11-27-2014 |