Patent application number | Description | Published |
20080212245 | Electrostatic discharge device and organic electro-luminescence display device having the same - An electrostatic discharge device and an organic electro-luminescence display device having the same are provided. The organic electro-luminescence display device includes an electrostatic discharge device including a metal pattern having an island shape on a substrate, an insulating layer on the metal pattern, a semiconductor pattern on the insulating layer, the semiconductor pattern corresponding to the metal pattern, a first electrode overlapping one end of the semiconductor pattern, and a second electrode overlapping the other end of the semiconductor pattern, and spaced from the first electrode, thereby preventing a current leakage, a signal distortion and a signal cross-talk to improve the reliability. | 09-04-2008 |
20080231168 | DISPLAY SUBSTRATE, ORGANIC LIGHT EMITTING DIODE DISPLAY DEVICE, AND MANUFACTURING METHOD THEREOF - A display substrate, an organic light emitting diode display device having the same, and a manufacturing method thereof are disclosed. The display substrate includes a first pixel separating portion and a second pixel separating portion extending from the pixel separating portion and disposed around a pixel portion. Therefore, the number of processes for forming the organic light emitting diode display device can be reduced, and corrosion of a first electrode of the organic light emitting diode display device can be prevented. | 09-25-2008 |
20100123138 | DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - A method of manufacturing a display device includes forming a gate electrode on a substrate, a gate insulating layer on the gate electrode, and an active layer on the gate insulating layer, the gate electrode made of extrinsic polycrystalline silicon, the active layer made of intrinsic polycrystalline silicon; forming an etch stopper on the active layer; forming source and drain electrodes spaced apart from each other on the etch stopper; forming an ohmic contact layer each between a side of the active layer and the source electrode and between an opposing side of the active layer and the drain electrode; forming a gate line connected to the gate electrode; and forming a data line crossing the gate line. | 05-20-2010 |
20100289023 | Array substrate for dislay device and method of fabricating the same - A method of fabricating an array substrate for a display device includes: forming a buffer layer on a substrate having a pixel region; sequentially forming a gate electrode of impurity-doped polycrystalline silicon, a gate insulating layer and an active layer of intrinsic polycrystalline silicon on the buffer layer in the pixel region; forming an interlayer insulating layer of an inorganic insulating material on the active layer; sequentially forming a source barrier pattern, a source ohmic contact layer and a source electrode on the interlayer insulating layer, sequentially forming a drain barrier pattern, a drain ohmic contact layer and a drain electrode on the interlayer insulating layer, and sequentially forming a first dummy pattern, a second dummy pattern and a data line on the interlayer insulating layer; forming a first passivation layer on a surface of the interlayer insulating layer including the source electrode, the drain electrode and the data line formed thereon; forming a gate line on the first passivation layer; forming a second passivation layer on a surface of the first passivation layer including the gate line formed thereon; and forming a pixel electrode on the second passivation layer. | 11-18-2010 |
20110079783 | ARRAY SUBSTRATE FOR ORGANIC ELECTROLUMINESCENT DEVICE - An array substrate for an organic electroluminescent device includes a substrate; first and second gate electrodes; first and second gate insulating layers; first and second active layers; an interlayer insulating layer; first to fourth ohmic contact layers; first and second source electrodes; first and second drain electrodes; a data line connected to the first source electrode; a first power line connected to the second source electrode; a first passivation layer on the first and second source electrodes; a gate line contacting the first gate electrode; a second passivation layer on the gate line; a pixel electrode on the second passivation layer and contacting the second drain electrode; an organic luminescent layer on the pixel electrode; and a reference electrode on the organic luminescent layer, wherein portions of the pixel electrodes respectively contacting the organic luminescent layers in one pixel region and in another one pixel region have different heights from the substrate. | 04-07-2011 |
20110079787 | ARRAY SUBSTRATE FOR DISPLAY DEVICE AND METHOD OF FABRICATING THE SAME - An array substrate for a display device includes: a substrate; first and second gate electrodes of impurity-doped polycrystalline silicon on the substrate; a gate insulating layer on the first and second gate electrodes; first and second active layers of intrinsic polycrystalline silicon on the gate insulating layer, the first and second active layers corresponding to the first and second active layers, respectively; an interlayer insulating layer on the first and second active layers and including first to fourth active contact holes, the first and second active contact holes exposing side portions of the first active layer, the third and fourth active contact holes exposing side portions of the second active layer; first and second ohmic contact layers of impurity-doped amorphous silicon on the interlayer insulating layer, the first ohmic contact layer contacting the first active layer through the first and second active contact holes, the second ohmic contact layer contacting the second active layer through the third and fourth active contact hole; first source and drain electrodes on the first ohmic contact layer and second source and drain electrodes on the second ohmic contact layer; a data line on the interlayer insulating layer, the data line connected to the first source electrode; a first passivation layer on the first source and drain electrodes, the second source and drain electrodes and the data line; a gate line on the first passivation layer, the gate line connected to the first gate electrode and crossing the data line to define a pixel region; a second passivation layer on the gate line; and a pixel electrode on the second passivation layer, the pixel electrode connected to the second drain electrode. | 04-07-2011 |
20110114962 | ARRAY SUBSTRATE FOR DISPLAY DEVICE AND METHOD OF FABRICATING THE SAME - An array substrate for a display device includes a gate electrode on a substrate; a gate insulating layer on the gate electrode and having the same plane area and the same plane shape as the gate electrode; an active layer on the gate insulating layer and exposing an edge of the gate insulating layer; an interlayer insulating layer on the active layer and including first and second active contact holes, the first and second active contact holes respectively exposing both sides of the active layers; first and second ohmic contact layers contacting the active layer through the first and second active contact holes, respectively; a source electrode on the first ohmic contact layer; a drain electrode on the second ohmic contact layer; a data line on the interlayer insulating layer and connected to the source electrode; a first passivation layer on the source electrode, the drain electrode and the data line, the first passivation layer, the interlayer insulating layer and the gate insulating layer have a first gate contact hole exposing a portion of the gate electrode; a gate line on the first passivation layer and contacting the gate electrode through the first gate contact hole, the gate line crossing the data line; a second passivation layer on the gate line and having a drain contact hole exposing the drain electrode; and a pixel electrode on the second passivation layer and contacting the drain electrode through the contact hole. | 05-19-2011 |
20110315994 | DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - A method of manufacturing a display device includes forming a gate electrode on a substrate, a gate insulating layer on the gate electrode, and an active layer on the gate insulating layer, the gate electrode made of extrinsic polycrystalline silicon, the active layer made of intrinsic polycrystalline silicon; forming an etch stopper on the active layer; forming source and drain electrodes spaced apart from each other on the etch stopper; forming an ohmic contact layer each between a side of the active layer and the source electrode and between an opposing side of the active layer and the drain electrode; forming a gate line connected to the gate electrode; and forming a data line crossing the gate line. | 12-29-2011 |
20120256973 | ORGANIC LIGHT EMITTING DISPLAY DEVICE AND METHOD FOR MANUFACTURING THE SAME - The organic light emitting display device includes an organic light emitting display panel and a data driver, wherein the organic light emitting display panel includes an active region which includes pixel driving TFTs for embodying an image and organic luminescent elements respectively connected with the pixel driving TFTs to emit light, a GIP region which includes a gate driver formed with a plurality of gate driving TFTs for respectively driving gate lines of the active region, a GND region formed between the GIP region and the active region to be formed with a base voltage line for supplying base voltage to the organic luminescent elements of the active region, and a sealant region formed with a sealant for attaching an upper substrate to a lower substrate, and wherein the GND region includes out-gassing blocking holes. | 10-11-2012 |
20130009154 | ARRAY SUBSTRATE FOR ORGANIC ELECTROLUMINESCENT DISPLAY DEVICE AND METHOD OF FABRICATING THE SAME - An array substrate for an organic electroluminescent display device includes a substrate including a display area and a non-display area; a gate line and a data line; a thin film transistor including a semiconductor layer of polycrystalline silicon, a gate insulating layer, a gate electrode, an inter insulating layer, a source electrode, and a drain electrode; auxiliary lines formed of a same material and on a same layer as the data line; a passivation layer of organic insulating material and including a drain contact hole exposing the drain electrode, and an auxiliary line contact hole exposing one of the auxiliary lines; and a first electrode and a line connection pattern on the passivation layer, wherein the first electrode contacts the drain electrode and the line connection pattern contacts the one of the first auxiliary pattern. | 01-10-2013 |
20130049003 | ORGANIC LIGHT EMITTING DISPLAY DEVICE AND METHOD FOR MANUFACTURING THE SAME - An OLED device is disclosed. The OLED device includes: a substrate defined into an active area in which a plurality of pixels are formed in a matrix shape, a GIP (gate-in-panel) area in which drive elements are formed, a ground contact area, and a seal line area; a thin film transistor formed in each pixel region within the active area; an organic light emission diode formed on a protective film and configured to include a first electrode, an organic light emission layer and a second electrode; a bank layer formed to divide the organic light emission diode into pixel units; a signal wiring formed in the ground contact area and the seal line area; and an extended portion formed from the same material as the first electrode of the organic light emission diode and configured to cover the signal wiring. | 02-28-2013 |
20130069853 | Organic Light Emitting Diode Display Device and Method for Manufacturing the Same - An OLED display device includes a display area of a substrate to display images; a non-display area surrounding the display area and applying signals to pixels within the display area; a first thin film transistor formed in the non-display area of the substrate; a second thin film transistor formed in the display area of the substrate; a planarization film formed over the first and second thin film transistors; a first electrode formed on the planarization film in the non-display area and formed with at least one first opening; a second electrode formed on the planarization film and connected to a electrode of the second thin film transistor; a bank pattern formed on the second electrode and the first electrode and exposing a part of the second electrode. The bank pattern is adjacent to the first electrode. | 03-21-2013 |
20130071963 | METHOD OF FABRICATING A THIN FILM TRANSISTOR AND METHOD OF FABRICATING AN ORGANIC LIGHT-EMITTING DISPLAY DEVICE - A thin film transistor fabrication method allows forming a first photoresist pattern on a triple layer of insulation, conductive and metal films opposite to a semiconductor pattern. A first metal pattern and a conductive pattern are formed through an etch process before forming source and drain regions through a first ion injection process. A second photoresist pattern with a narrower width than that of the first photoresist pattern is derived from the first photoresist pattern. The first metal pattern is reformed into a second metal pattern with a narrower width than that of the second photoresist pattern. A process is performed that includes removing the second photoresist pattern, forming LDD (Lightly Doped Drain) regions in the semiconductor pattern, and forming GOLDD (Gate Overlap LDD) regions in the semiconductor pattern. A second insulation film is formed before forming source and drain electrodes on the second insulation film. | 03-21-2013 |
20140319526 | THIN FILM TRANSISTOR ARRAY SUBSTRATE AND FABRICATING METHOD THEREOF - A thin film transistor array substrate including a gate line and a data line formed on a substrate, the gate and data lines crossing each other; a gate insulation film formed between the gate and data lines; a gate electrode formed at an intersection of the gate and data lines; an active layer formed on the gate insulation film to overlap the gate electrode; an etch stop layer formed on the active layer to define a channel region of the active layer; and a source electrode and a drain electrode formed on the active layer to partially overlap the active layer. The etch stop layer is between the source and drain electrodes, and the source and drain electrodes are spaced apart from the etch stop layer. | 10-30-2014 |
20150123107 | ORGANIC LIGHT EMITTING DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - Provided are an organic light emitting display device and a method of manufacturing the same. The organic light emitting display device includes: an emission unit including an organic light emitting diode, a pixel circuit unit including: a circuit configured to drive the emission unit, and a line configured to apply a signal to the circuit, and a light blocking layer covering the pixel circuit unit, and configured to block light input to the pixel circuit unit, and a repair part disposed in the light blocking layer, the repair part being configured for repairing the line when a defect occurs in a pixel that includes the pixel circuit unit. | 05-07-2015 |
Patent application number | Description | Published |
20100291741 | Method of fabricating array substrate - A method of fabricating an array substrate includes sequentially forming a first metal layer, a first inorganic insulating layer and an intrinsic amorphous silicon layer on a substrate, the first metal layer including a first metallic material layer and a second metallic material layer; crystallizing the intrinsic amorphous silicon; forming a gate electrode, a gate line, a gate insulating layer and an active layer; forming an interlayer insulating layer including first and second contact holes respectively exposing both sides of the active layer; forming first and second ohmic contact patterns respectively contacting the both sides of the active layers, a source electrode, a drain electrode, and a data line connecting the source electrode; forming a passivation layer on the source electrode, the drain electrode; and forming a pixel electrode on the passivation layer and contacting the drain electrode. | 11-18-2010 |
20110017999 | Array substrate and method of fabricating the same - An array substrate includes first and second gate electrodes on a substrate; a gate insulating layer on the first and second gate electrodes; first and second active layers on the gate insulating layer; an interlayer insulating layer on the first and second active layers; first to fourth ohmic contact layers respectively contacting both sides of the first active layer and both sides of the second active layer; first and second source electrodes and first and second drain electrodes respectively on the first, third, second and fourth ohmic contact layers; a data line connected to the first source electrode; a first passivation layer connected to the first gate electrode; a power line; one end and the other end of a connection electrode respectively connected to the first drain electrode and the second gate electrode; a second passivation layer; and a pixel electrode-connected to the second drain electrode. | 01-27-2011 |
20110018000 | DISPLAY DEVICE AND METHOD OF FABRICATING THE SAME - Disclosed is a method of fabricating a display device that includes forming a buffer layer; forming a gate electrode of extrinsic polycrystalline silicon, a gate insulating layer, an active layer of intrinsic polycrystalline silicon and an auxiliary active layer of intrinsic amorphous silicon on the buffer layer; forming an ohmic contact layer of extrinsic amorphous silicon and contacting the auxiliary active layer, source and drain electrodes and a data line; patterning a first passivation layer, an insulating interlayer and the gate insulating layer to form a gate contact hole exposing the gate electrode; forming a gate line on the first passivation layer, made of a metal material, and contacting the gate electrode through the gate contact hole; forming a second passivation layer on the gate line; patterning the first and second passivation layers to form a drain contact hole exposing the drain electrode; and forming a pixel electrode on the second passivation layer in the pixel region and contacting the drain electrode through the drain contact hole. | 01-27-2011 |
20120104399 | ARRAY SUBSTRATE FOR ORGANIC ELECTROLUMINESCENT DISPLAY DEVICE AND METHOD OF FABRICATING THE SAME - A method of fabricating an array substrate for an organic electroluminescent display device includes forming a semiconductor layer, a semiconductor dummy pattern, a first storage electrode and a first gate insulating layer on a substrate; forming a second gate insulating layer on the semiconductor layer and the first storage electrode; forming a gate electrode and a second storage electrode on the second gate insulating layer; forming ohmic contact layers by doping impurities into both sides of the semiconductor layer; forming an inter insulating layer on the gate electrode and the second storage electrode; forming source and drain electrodes and a third storage electrode on the inter insulating layer; forming a passivation layer on the source and drain electrodes and the third storage electrode; forming a first electrode and a fourth storage electrode on the passivation layer; and forming a spacer and a bank on the first electrode. | 05-03-2012 |
20120104405 | ARRAY SUBSTRATE FOR ORGANIC ELECTROLUMINESCENT DEVICE AND METHOD OF FABRICATING THE SAME - A method of fabricating an array substrate for an organic electroluminescent device includes forming a semiconductor layer of polysilicon in an element region, and a semiconductor pattern of polysilicon in a storage region on a substrate; forming a multiple-layered gate electrode corresponding to a center portion of the semiconductor layer and a first storage electrode corresponding to the semiconductor pattern; performing an impurity-doping to make a portion of the semiconductor layer not covered by the gate electrode into an ohmic contact layer and make the semiconductor pattern into a second storage electrode; forming source and drain electrodes and a third storage electrode corresponding to the first storage electrode; forming a first electrode contacting the drain electrode and a fourth storage electrode corresponding to the third storage electrode. | 05-03-2012 |
20120107983 | METHOD OF FABRICATING ARRAY SUBSTRATE - A method of fabricating an array substrate including forming a first metal layer; forming a gate insulating layer and an active layer; forming a second metal layer; forming a gate line, an etch-stopper and a gate electrode by patterning the first and second metal layers; forming an interlayer insulating layer including an opening, wherein the opening corresponds to the etch-stopper such that the opening is divided into first and second semiconductor contact holes respectively exposing both sides of the active layer; forming first and second ohmic contact layers, a source electrode, a drain electrode and a data line, the first and second ohmic contact layers respectively contacting both sides of the active layer through the first and second semiconductor contact holes; removing an exposed portion of the etch-stopper; and forming a pixel electrode contacting the drain electrode. | 05-03-2012 |