Patent application number | Description | Published |
20080199788 | MANUFACTURING METHOD OF THIN FILM TRANSISTOR ARRAY PANEL USING AN OPTICAL MASK - A photo mask is provided. The mask includes: a transmitting area and a translucent area, wherein the translucent area includes a plurality of light blocking portions blocking light, and wherein the light blocking portions have a plurality of areas blocking different amounts of light. By using this type of photo mask, a substantially flat layer of photoresist film can be deposited even on top of an uneven surface. The flat photoresist film reduces processing cost and enhances the reliability of the panel manufacturing process. | 08-21-2008 |
20080254634 | Photoresist composition and method of manufacturing a thin-film transistor substrate using the same - In one example, a photoresist composition includes about 1 to about 70 parts by weight of a first binder resin including a repeat unit represented by the following Chemical Formula 1, about 1 to about 70 parts by weight of a second binder resin including a repeat unit represented by the following Chemical Formula 2, about 0.5 to about 10 parts by weight of a photo-acid generator, about 1 to about 20 parts by weight of a cross-linker and about 10 to about 200 parts by weight of a solvent. The photoresist composition may improve the heat resistance and adhesion ability of a photoresist pattern. | 10-16-2008 |
20090042127 | PHOTORESIST COMPOSITION AND METHOD OF FORMING A PHOTORESIST PATTERN USING THE SAME - A photoresist composition comprises about 0.5 to about 20 parts by weight of a photo-acid generator, about 10 to about 70 parts by weight of a novolac resin containing a hydroxyl group, about 1 to about 40 parts by weight of a cross-linker that comprises an alkoxymethylmelamine compound, and about 10 to about 150 parts by weight of a solvent. | 02-12-2009 |
20090090911 | Manufacturing thin film transistor array panels for flat panel displays - A thin film transistor array panel for a flat panel display includes a substrate, a first signal line formed on the substrate, a second signal line intersecting and insulated from the first signal line, a switching element having a first terminal connected to the first signal line, a second terminal connected to the second signal line, and a third terminal, a pixel electrode connected to the third terminal of the switching element, and first and second light blocking members extending parallel to the second signal line, each being disposed on an opposite side of and partially overlapping an respective edge of the second signal line, an interval between the first and second light blocking members being in a range of from more than 1.5 μm to less than 4 μm. The array panel prevents light leakage from the display and improves its transmittance, aperture ratio and color reproducibility. | 04-09-2009 |
20090184325 | METHOD OF PLANARIZING SUBSTRATE, ARRAY SUBSTRATE AND METHOD OF MANUFACTURING ARRAY SUBSTRATE USING THE SAME - A method of planarizing a substrate. An organic layer is formed on a base substrate to cover a metal line formed on the base substrate. A portion of the organic layer is removed to form a pre-planarization layer exposing the metal layer, so that a surface of the base substrate having the metal line is planarized. The pre-planarization layer is cured to flow toward a side surface of the metal line to form a planarization layer making contact with the side surface of the metal line. Therefore, a stepped portion between the base substrate and the metal line can be minimized or substantially eliminated, thereby increasing the surface uniformity of a subsequent layer, thereby improving the reliability of the manufacturing process. | 07-23-2009 |
20090258497 | PHOTORESIST RESIN, AND METHOD FOR FORMING PATTERN AND METHOD FOR MANUFACTURING DISPLAY PANEL USING THE SAME - A photoresist resin composition, a method for forming a pattern and a method for manufacturing a display panel using the photoresist resin composition are disclosed. The photoresist resin composition includes an alkali soluble resin, a photoresist compound, and a solvent, wherein the alkali soluble resin includes a first polymer resin represented by the following Chemical Formula 1, wherein, of R | 10-15-2009 |
20090269920 | METHOD OF FORMING INTERCONNECTION LINE AND METHOD OF MANUFACTURING THIN FILM TRANSISTOR SUBSTRATE - A method of forming an interconnection line and a method of manufacturing a thin film transistor substrate are provided in accordance with one or more embodiments of the present invention. The method of forming an interconnection line in accordance with one or more embodiments of the present invention includes preparing a substrate, forming a lower organic layer and an upper organic layer on the substrate in lamination, forming trenches in parts of the upper organic layer and the lower organic layer, forming a lower interconnection layer in the trenches formed in parts of the lower organic layer, removing the upper organic layer, and filling the trenches formed in parts of the lower organic layer with an upper interconnection layer. | 10-29-2009 |
20090302321 | Thin Film Transistor Substrate and Method of Manufacturing the Same - A thin film transistor substrate includes; a substrate, an organic layer disposed on the substrate and including a trench formed by etching a predetermined region of an upper portion of the organic layer, a gate electrode disposed in the trench, an insulating layer disposed on the organic layer and the gate electrode, a semiconductor layer disposed on the insulating layer, a source electrode disposed on the semiconductor layer, and a drain electrode disposed on the semiconductor layer and spaced apart from the source electrode. | 12-10-2009 |
20100009482 | PHOTORESIST COMPOSITION, METHOD OF FORMING A METAL PATTERN, AND METHOD OF MANUFACTURING A DISPLAY SUBSTRATE USING THE SAME - A photoresist composition includes 5% to 50% by weight of an alkali-soluble resin, 0.5% to 30% by weight of a quinone diazide compound, 0.1% to 15 % by weight of a curing agent, and a remainder of an organic solvent. A method of forming a metal pattern includes coating a photoresist composition on a base substrate having a metal layer, and forming a first photoresist film. The photoresist composition includes 5% to 50% by weight of an alkali-soluble resin, 0.5% to 30% by weight of a quinone diazide compound, 0.1% to 15% by weight of a curing agent, and a remainder of an organic solvent. The first photoresist film is patterned, and forms a first photo pattern. The base substrate having the first photo pattern is heated, and forms a first baked pattern. The metal layer is patterned using the first baked pattern, and forms a metal pattern. | 01-14-2010 |
20100140626 | THIN FILM TRANSISTOR ARRAY PANEL AND METHOD FOR MANUFACTURING THE SAME - A method for manufacturing a TFT array panel including forming a gate line having a gate electrode on a insulating layer, a gate insulating layer on the gate line, a semiconductor on the gate insulating layer, an ohmic contact on the semiconductor, a data line having a source electrode and a drain electrode apart form the source electrode on the ohmic contact, a passivation layer having a contact hole to expose the drain electrode, and a pixel electrode connected to the drain electrode through the contact hole. The drain electrode and the source electrode are formed by a photolithography using a negative photoresist pattern. The negative photoresist pattern includes a first portion having a first thickness corresponding to a channel area, a second portion having a second thickness corresponding to a data line area, and a third portion having a third thickness corresponding to another area. | 06-10-2010 |
20100283932 | DISPLAY SUBSTRATE AND METHOD OF MANUFACTURING THE SAME - A display substrate includes a first metal pattern, a first insulating layer, a first electrode, and a second metal pattern. The first metal pattern includes a gate line and a signal line. The first insulating layer is disposed on a substrate having the first metal pattern formed thereon. A first opening passes through the first insulating layer to partially expose the signal line. The first electrode is disposed on the first insulating layer corresponding to a unit pixel. The second metal pattern includes a connection electrode contacting the first electrode and the signal line through the first opening and a data line. | 11-11-2010 |
20110067651 | DUAL TYPE LANCING DEVICE OF SECONDARY SIDE OF STEAM GENERATOR - Provided is a lancing device in which two guide rails and washing robots are installed in both directions of a hand hole, and each washing robot removes precipitates from the center of a steam generator, and therefore precipitates do not flow backwards, thereby completely removing precipitates. | 03-24-2011 |
20110097835 | PHOTORESIST COMPOSITION AND METHOD OF MANUFACTURING A DISPLAY SUBSTRATE USING THE SAME - A photoresist composition includes an alkali-soluble resin, a dissolution inhibitor including a quinone diazide compound, a first additive including a benzenol compound represented by the following Chemical Formula 1, a second additive including an acrylic copolymer represented by the following Chemical Formula 2 and an organic solvent. Accordingly, heat resistance of a photoresist pattern may be improved, and the photoresist pattern may be readily stripped. As a result, crack formation in the photoresist pattern may be reduced and/or prevented. | 04-28-2011 |
20110269253 | MANUFACTURING THIN FILM TRANSISTOR ARRAY PANELS FOR FLAT PANEL DISPLAYS - A thin film transistor array panel for a flat panel display includes a substrate, a first signal line formed on the substrate, a second signal line intersecting and insulated from the first signal line, a switching element having a first terminal connected to the first signal line, a second terminal connected to the second signal line, and a third terminal, a pixel electrode connected to the third terminal of the switching element, and first and second light blocking members extending parallel to the second signal line, each being disposed on an opposite side of and partially overlapping an respective edge of the second signal line, an interval between the first and second light blocking members being in a range of from more than 1.5 μm to less than 4 μm. The array panel prevents light leakage from the display and improves its transmittance, aperture ratio and color reproducibility. | 11-03-2011 |
20110284853 | DISPLAY SUBSTRATE, AND METHOD OF MANUFACTURING THE SAME - A display substrate, a display device having the same and a method of manufacturing the display substrate are provided. The display substrate includes a base substrate having a pixels-populated area (PA) and a surrounding area (SA) outside the PA, a first contact pad portion formed in the surrounding area, a second contact pad portion formed in the surrounding area formed to be spaced apart from the first contact pad portion with a spacing region provided therebetween, an insulating layer formed in the spacing region between the first and second contact pad portions and having a thickness smaller than or equal to a thickness of each of the first and second contact pad portions, and a first conductive film formed on the first and second pad portions. | 11-24-2011 |
20110294243 | PHOTORESIST COMPOSITION AND METHOD OF FORMING PHOTORESIST PATTERN USING THE SAME - A photoresist composition suitable for forming a high-resolution pattern, and a method of forming a photoresist pattern using the same. The photoresist composition includes about 10 to about 45 parts by weight of an alkali soluble binder resin including a hydroxyl group, about 0.1 to about 5 parts by weight of a photo-acid generator, about 1 to about 5 parts by weight of a cross-linker that cross-links the alkali-soluble binder resin including the hydroxyl group, about 0.3 to about 3 parts by weight of a quinone diazide compound, and a remainder of a solvent. | 12-01-2011 |
20120171793 | METHOD OF MANUFACTURING A DISPLAY SUBSTRATE - A method of manufacturing a display substrate includes forming a common electrode line, a gate line, a data line and a switching element connected to the gate and data lines on an insulation substrate. A first pixel electrode and an insulation layer are sequentially formed on the insulation substrate. A first photoresist pattern having a first hole and a second hole is formed from a first photoresist layer on the insulation substrate. A first transparent electrode layer is coated on the insulation substrate. A second photoresist layer is coated on the insulation substrate. The second photoresist layer is exposed and developed to form a second photoresist pattern remaining in the first hole and the second hole. The first transparent electrode layer is patterned using the second photoresist pattern, to form a second pixel electrode. | 07-05-2012 |
20120199838 | THIN FILM TRANSISTOR ARRAY PANEL AND MANUFACTURING METHOD THEREOF - A manufacturing method of a thin film transistor array panel includes: simultaneously forming a gate conductor and a first electrode on a substrate, using a non-peroxide-based etchant; forming a gate insulating layer on the gate conductor and the first electrode; forming a semiconductor, a source electrode, and a drain electrode on the gate insulating layer; forming a passivation layer on the semiconductor, the source electrode, and the drain electrode; and forming a second electrode layer on the passivation layer. | 08-09-2012 |
20130069069 | THIN FILM TRANSISTOR ARRAY PANEL - A thin film transistor array panel includes a gate line and the driver connection line formed with the same layer material, a data line and a driving pad formed with the same layer material, a first field generating electrode and a connecting member formed with the same layer material, and a second field generating electrode and a dummy electrode layer formed with the same layer material. | 03-21-2013 |
20130146900 | DISPLAY SUBSTRATE AND METHOD OF MANUFACTURING THE SAME - A display substrate includes a base substrate, a switching element, a protecting layer, an organic layer, a first pixel electrode and a second pixel electrode. The switching element is on the base substrate, and includes a gate electrode, a source electrode and a drain electrode. The protecting layer is on the switching element, and includes a first hole exposing the drain electrode. The organic layer is on the protecting layer, and includes a second hole which exposes a side surface of the protecting layer which defines the first hole and exposes a top surface of the protecting layer which is adjacent to the side surface of the protecting layer. The first pixel electrode is on the organic layer. The second pixel electrode overlaps the first pixel electrode, and is electrically connected to the drain electrode via the first and second holes. | 06-13-2013 |
20130306974 | MANUFACTURING METHOD OF THIN FILM TRANSISTOR ARRAY PANEL - A manufacturing method of a thin film transistor array panel includes: simultaneously forming a gate conductor and a first electrode on a substrate, using a non-peroxide-based etchant; forming a gate insulating layer on the gate conductor and the first electrode; forming a semiconductor, a source electrode, and a drain electrode on the gate insulating layer; forming a passivation layer on the semiconductor, the source electrode, and the drain electrode; and forming a second electrode layer on the passivation layer. | 11-21-2013 |
20140183536 | THIN FILM TRANSISTOR PANEL AND METHOD FOR MANUFACTURING THE SAME - A thin film transistor array panel according to an exemplary embodiment of the present invention includes: an insulation substrate; a thin film transistor disposed on the insulation substrate, wherein the thin film transistor includes a first electrode; a first contact hole pattern having a first width, wherein the first contact hole pattern exposes a portion of the first electrode, and a first contact hole to expose the portion of the first electrode, wherein an inner sidewall of the first contact hole pattern constitutes a first portion of the first contact hole. | 07-03-2014 |
20140184972 | DISPLAY PANEL AND LIQUID CRYSTAL DISPLAY INCLUDING THE SAME - A display panel includes: a substrate including red, green, blue and white sub-pixel areas; red, green and blue color filter layers respectively in the red, green and blue sub-pixel areas; and a dummy color filter layer in the white sub-pixel area. The dummy color filter layer is adjacent to at least one of the red color filter layer, the green color filter layer, and the blue color filter layer, and the dummy color filter layer forms a step with the adjacent color filter layer. | 07-03-2014 |
20140191256 | THIN FILM TRANNSISTOR ARRAY PANEL AND MANUFACTURING METHOD THEREOF - Instead of forming contact holes the same way in both the non-image forming peripheral area (PA) and the image forming display area of a thin film transistor array panel, contact holes in the DA are formed to be substantially smaller than those in the PA for thereby improving an aperture ratio of the corresponding display device. In an exemplary embodiment, an inorganic gate insulating layer is not etched in the DA and only an inorganic first passivation layer among inorganic insulating layers positioned in the DA is etched to allow communication between the drain electrode and the corresponding field generating electrode. On the other hand, in the peripheral area, plural inorganic insulating layers such as the gate insulating laver, the first passivation laver, and the second passivation layer positioned on the gate wire and the data wire are simultaneously etched to form second contact holes and third contact holes exposing respective gate pads and data pads. | 07-10-2014 |
20140209915 | THIN FILM TRANSISTOR ARRAY PANEL AND MANUFACTURING METHOD THEREOF - A thin film transistor (TFT) array panel and a manufacturing method thereof are disclosed. A contact hole may be formed to expose a pad disposed on a substrate of the TFT array panel. A first layer of a connecting member is formed with the same layer as a first field generating electrode and is disposed in the contact hole. A second passivation layer is disposed in the TFT array panel, but is removed at a region where the contact hole is formed and portions of the second passivation layer that cover the first layer of the connecting member. A second layer of the connecting member is formed on the first layer of the connecting member. | 07-31-2014 |
20140212809 | PHOTOSENSITIVE RESIN COMPOSITION AND METHOD OF FORMING PATTERN USING THE SAME - A photosensitive resin composition includes an acryl-based copolymer formed by copolymerizing unsaturated carboxylic acid, unsaturated carboxylic acid anhydride, or a mixture thereof and an olefin-based unsaturated compound or a mixture of olefin-based unsaturated compounds, a photoinitiator represented by the following Chemical Formula 1 or 2, a multifunctional acrylate oligomer, a multifunctional monomer having an ethylenically unsaturated bond, and a melamine crosslinking agent. | 07-31-2014 |
20140312353 | THIN FILM TRANSISTOR ARRAY PANEL - A thin film transistor array panel includes a gate line and the driver connection line formed with the same layer material, a data line and a driving pad formed with the same layer material, a first field generating electrode and a connecting member formed with the same layer material, and a second field generating electrode and a dummy electrode layer formed with the same layer material. | 10-23-2014 |
20140372803 | APPARATUS AND METHOD FOR ANALYZING ABNORMAL STATES OF COMPONENT-BASED SYSTEM - The present invention relates to an apparatus and method that analyze the problems of abnormal states in a component-based system in which embedded systems including an autonomous control function are operated. In the method, an apparatus for analyzing abnormal states of a component-based system models, interaction between components, and creates an interaction model. An incoming/outgoing message table corresponding to the interaction model is generated. A state table to be used to identify state changes between the components and an analysis table to be used to analyze other components associated with one component are generated based on the incoming/outgoing message table. A knowledge template of a target system is generated based on the state table and analysis table. Each component is monitored by applying constraint conditions of the component to the knowledge template of the target system, and states of the component are detected based on results of monitoring. | 12-18-2014 |