Patent application number | Description | Published |
20100193790 | FLAT PANEL DISPLAY APPARATUS AND METHOD OF MANUFACTURING THE SAME - A flat panel display apparatus that can be manufactured with less patterning operations using a mask, and a method of manufacturing the same, the flat panel display apparatus including a substrate; an active layer of a thin film transistor (TFT); a first bottom electrode and a first top electrode of a capacitor; a first insulation layer formed on the substrate; a gate bottom electrode and a gate top electrode corresponding to the channel region; a second bottom electrode and a second top electrode of the capacitor; a pixel bottom electrode and a pixel top electrode; a second insulation layer formed on the gate electrode, the second electrode of the capacitor, and the pixel top electrode; and a source electrode and a drain electrode formed on the second insulation layer. | 08-05-2010 |
20100330468 | HALFTONE MASK AND MANUFACTURING METHOD THEREOF AND METHOD FOR FORMING FILM USING THE SAME - Embodiments relate to halftone masks that can uniformly form the height of an underlying layer in two regions that are spaced apart from each other, a manufacturing method thereof, and a method for forming a film using the same. The halftone mask includes a first light blocking unit and a second light blocking unit, and a semi-transmitting unit that is disposed adjacent to the side of the second light blocking unit. The first and second light blocking units block light and are spaced apart from each other at a predetermined interval. The semi-transmitting unit is positioned at a side far from the first light blocking unit and reduces intensity of light. Sum of the second length of the second light blocking unit and the third length of the semi-transmitting unit is larger than the first length of the first blocking unit. | 12-30-2010 |
20110031478 | ORGANIC LIGHT EMITTING DIODE DISPLAY DEVICE AND METHOD OF FABRICATING THE SAME - An organic light emitting diode (OLED) display device and a method of fabricating the same. The OLED display device includes a substrate having a pixel region and a non-pixel region, a buffer layer arranged on the substrate, a semiconductor layer arranged in the non-pixel region of the substrate, a first electrode arranged in the non-pixel region and in the pixel region and electrically connected to the semiconductor layer, a gate insulating layer arranged on an entire surface of the substrate and partially exposing the first electrode in the pixel region, a gate electrode arranged on the gate insulating layer to correspond to the semiconductor layer, a pixel defining layer partially exposing the first electrode, an organic layer arranged on the first electrode; and a second electrode arranged on the entire surface of the substrate. | 02-10-2011 |
20110042678 | Pad area, organic light emitting diode display device having the same, and method of fabricating the same - An organic light emitting diode (OLED) display device having a pixel area and a pad area. The pad area includes a silicon layer pattern arranged on the substrate, an insulating layer arranged on the silicon layer pattern, an interconnection layer arranged on the insulating layer, and a protective layer surrounding an edge of the interconnection layer and having an opening exposing the interconnection layer. Since a surface area of the interconnection layer is increased due to a roughness of the underlying polycrystalline silicon layer pattern in the pad area, resulting in increased contact area and reduced contact resistance between parts configured to operate a flat panel display device and the interconnection layer is increased. | 02-24-2011 |
20110050604 | Organic light emitting display apparatus - An organic light emitting display apparatus including a substrate, a first touch sensing electrode layer on the substrate, a first protective layer on the substrate, the first protective layer covering the first touch sensing electrode layer, a ground layer on the first protective layer, the ground layer being electrically grounded, an insulating layer on the ground layer, and an organic light emitting device on the insulating layer. | 03-03-2011 |
20110084257 | ORGANIC LIGHT EMITTING DIODE DISPLAY AND METHOD OF MANUFACTURING THE SAME - An organic light emitting diode display includes a substrate, a first conductive layer disposed on the substrate, a second conductive layer formed on the first conductive layer, a third conductive layer formed on the first conductive layer or the second conductive layer. A first electrode disposed on the substrate at a display area, the first electrode including at least the first conductive layer, the second conductive layer, and the third conductive layer. An organic emissive layer is disposed on the first electrode. A second electrode is formed on the organic emissive layer. A pad is disposed on the substrate at a pad area neighboring the display area. The pad has the first conductive layer and the third conductive layer surrounding the lateral side of the first conductive layer. | 04-14-2011 |
20110084279 | Organic light emitting diode display - An organic light emitting diode display that includes a first electrode arranged on a substrate, an organic emission layer arranged on the first electrode and a second electrode arranged on the organic emission layer, the first electrode includes a first layer, a second layer and a third layer stacked sequentially on the organic emission layer, the second layer has a lower work function than the third. Here, the second layer has a higher work function than that of the third layer. | 04-14-2011 |
20110108845 | DISPLAY DEVICE - In a display device, the display device includes a substrate, a red color filter layer, a green color filter layer, and a blue color filter layer. The substrate has red, green and blue sub-pixel regions. The red color filter layer is located on the red, green and blue sub-pixel regions, and has a first opening formed in the green sub-pixel region and a second opening formed in the blue sub-pixel region. The green color filter layer is located in the first opening. The blue color filter layer is located in the second opening. Since the red color filter layer is used as an interlayer insulating layer, there is no need to perform a separate process to form a color filter layer and a process for an interlayer insulating layer can be omitted. Thus, it can simplify a process. | 05-12-2011 |
20110127499 | ORGANIC LIGHT EMITTING DIODE DISPLAY DEVICE AND METHOD OF FABRICATING THE SAME - An organic light emitting diode (OLED) display device and a method of fabricating the OLED display device, the OLED display device includes a substrate including an emission region and a non-emission region, a black matrix disposed in a region excluding a part of the emission region, a buffer layer disposed on the entire surface of the substrate, a semiconductor layer disposed on the buffer layer in the non-emission region, a gate electrode disposed on the semiconductor layer, a gate insulating layer insulating the semiconductor layer from the gate electrode and formed on the entire surface of the substrate, a first electrode formed on the gate insulating layer in the emission region, source and drain electrodes electrically connected with the semiconductor layer and the first electrode, an interlayer insulating layer insulating the source and drain electrodes from the gate electrode and opening a part of the first electrode, a pixel defining layer opening a part of the first electrode and disposed on the entire surface of the substrate, an organic layer disposed on the first electrode, and a second electrode disposed on the entire surface of the substrate. Here, the first electrode includes a transparent conductive oxide layer. | 06-02-2011 |
20110163980 | Organic light emitting diode display and method of manufacturing the same - A method of manufacturing an organic light emitting diode display includes forming an organic layer on a support, forming a touch sensor on the organic layer, the touch sensor including a touch electrode pattern and a polarizing layer, separating the touch sensor from the support by removing the organic layer, and attaching the touch sensor to an organic light emitting diode display panel. | 07-07-2011 |
20110168985 | Organic Light Emitting Diode Display Device and Method of Manufacturing the Same - An organic light emitting diode display device and a method of manufacturing the same are disclosed. The organic light emitting diode display device includes a substrate having an emission section and anon-emission section, a semiconductor layer located on the substrate, a gate dielectric layer located over an entire front surface of the substrate, a gate electrode located in correspondence to the semiconductor layer, a dielectric layer located over the entire front surface of the substrate, source and drain electrodes and a first electrode located on the dielectric layer and electrically connected to the semiconductor layer, a pixel definition layer exposing a part of the first electrode, a spacer located on the pixel definition layer and located on the non-emission section of the substrate, an organic film layer located on the first electrode, and a second electrode located over the entire front surface of the substrate. | 07-14-2011 |
20110186847 | ORGANIC LIGHT EMITTING DIODE DISPLAY AND FABRICATING METHOD OF THE SAME - An organic light emitting diode display and a fabricating method of the same are disclosed. In one embodiment, the display includes i) a substrate having a thin film transistor region and a pixel region, ii) a semiconductor layer formed in the thin film transistor region, iii) a gate insulating layer formed on the substrate and the semiconductor layer and vi) a lower electrode formed on the gate insulating layer, wherein the lower electrode is formed in the pixel region. The display further includes i) a gate electrode formed on the gate insulating layer, wherein the gate electrode is formed substantially directly above the semiconductor layer, ii) an interlayer insulating layer formed on the gate insulating layer, the lower electrode and the gate electrode and iii) source and drain electrodes formed on the interlayer insulating layer and electrically connected with the semiconductor layer. Each of the lower electrode and the gate electrode is formed of a first conductive layer and a second conductive layer formed on the first conductive layer. The second conductive layer and the source/drain electrodes are formed of the same material. | 08-04-2011 |
20110220898 | ORGANIC LIGHT EMITTING DIODE DISPLAY AND MANUFACTURING METHOD THEREOF - An organic light emitting diode (OLED) display that includes a substrate, a thin film transistor, and a pixel electrode. The thin film transistor is formed on the substrate and includes a semiconductor layer, a gate electrode, a source electrode, and a drain electrode. The pixel electrode is electrically connected to the thin film transistor and is formed on the same layer as the source electrode and the drain electrode. The source electrode and the drain electrode include a first conductive layer, and the pixel electrode includes a first conductive layer and a second conductive layer stacked thereon. | 09-15-2011 |
20110291091 | Organic Light Emitting Display - In an organic light emitting display, a conductive layer is formed on the bottom surface of a substrate, and the conductive layer is used as a wiring line for supplying a power source, and as the electrode of a capacitor. Therefore, it is possible to easily secure the aperture ratio of a pixel, to easily solve the problem of IR drops by controlling the area or thickness of the conductive layer, and to easily secure the electrostatic capacity of the capacitor. In particular, in the case of a front surface light emitting structure, since a capacitor of a metal/insulating layer/metal (MIM) structure may be formed in a light emitting region, enough aperture ratio and electrostatic capacity may be secured. Therefore, a high resolution organic light emitting display may be easily realized, and enough aperture ratio and electrostatic capacity are secured so as to realize high picture quality. | 12-01-2011 |
20120080681 | THIN FILM TRANSISTOR AND ORGANIC LIGHT-EMITTING DISPLAY - A thin film transistor including: a substrate; an active layer formed over the substrate; a gate insulating layer formed over the active layer; a gate electrode formed over the gate insulating layer; an interlayer insulating layer formed over the gate electrode; and source and drain electrodes that contact the active layer via the interlayer insulating layer. The source and drain electrodes may have a structure including an aluminum (Al) layer, an aluminum-nickel alloy (AlNiX) layer, and an indium tin oxide (ITO) layer, which are sequentially stacked. | 04-05-2012 |
20120138933 | THIN-FILM TRANSISTOR AND ORGANIC LIGHT-EMITTING DISPLAY DEVICE INCLUDING THE SAME - A thin-film transistor includes a structure for protecting an active layer, and an organic light-emitting display device including the thin-film transistor. The thin-film transistor includes: a gate electrode disposed on a substrate; a first insulating layer disposed on the gate electrode; an active layer disposed on the first insulating layer, and corresponding to the gate electrode; a second insulating layer disposed on the first insulating layer and covering the active layer, the second insulating layer including first and second openings exposing first and second portions of the active layer, respectively; a source electrode disposed on the second insulating layer and connected to the first portion of the active layer via the first opening of the second insulating layer; a drain electrode disposed on the second insulating layer and connected to the second portion of the active layer via the second opening of the second insulating layer; and a dummy member disposed on the second insulating layer and corresponding to at least a third portion of the active layer between the first and second portions of the active layer. | 06-07-2012 |
20120161197 | FLEXIBLE ORGANIC LIGHT-EMITTING DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - A flexible organic light-emitting display device has a thin film encapsulation structure. The flexible organic light-emitting display device can be manufactured by a method including sequentially stacking a glass substrate, a first flexible substrate in which conductive particles are integrally dispersed, a display unit comprising a thin film transistor (TFT) layer and a light-emitting layer, and a second flexible substrate. The glass substrate can then be separated from the first flexible substrate by emitting light. | 06-28-2012 |
20120168765 | Flexible Substrate and Display Device Including the Flexible Substrate - A flexible substrate for a display device comprises a polymer resin, an inorganic fiber material, and an antistatic agent, and has a surface resistivity of less than 10 | 07-05-2012 |
20120228617 | FLEXIBLE DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF - A method for manufacturing a flexible display device includes forming a heat generator on a carrier substrate, forming a flexible substrate on the heat generator, forming a thin film transistor on the flexible substrate, forming a light emitting element connected to the thin film transistor, and separating the flexible substrate from the heat generator by application of heat to the flexible substrate, the application of heat including generation of heat by the heat generator. | 09-13-2012 |
20120292621 | Organic Light-Emitting Display Apparatus and Method of Manufacturing the Same - An organic light-emitting display apparatus may include: a planarization layer disposed on a substrate and covering a plurality of thin film transistors; pixel electrodes, each comprising a light emission portion and anon-light emission portion, the light emission portion being arranged on the planarization layer in a first grid pattern; via-holes, each connecting one thin film transistor and one pixel electrode through the planarization layer, and arranged in a second grid pattern offset from the first grid pattern; dummy via-holes spaced apart from the via-holes; a pixel-defining layer (PDL) disposed on the planarization layer and covering the via-holes, the dummy via-holes, and the non-light emission portion of the pixel electrodes; an organic layer disposed on the light emission portion and comprising an emissive layer; and an opposite electrode disposed on the organic layer. | 11-22-2012 |
20130001533 | ORGANIC LIGHT EMITTING DISPLAY DEVICES AND METHODS OF MANUFACTURING ORGANIC LIGHT EMITTING DISPLAY DEVICES - An organic light emitting display device is provided. Thin film transistors may be located on a substrate. An insulating interlayer having a first contact hole to a third contact hole may be disposed on the substrate. First electrodes electrically connecting the thin film transistors may be located on the insulating interlayer and sidewalls of the first to the third contact holes. A pixel defining layer may be disposed on the insulating interlayer, portions of the first electrodes and the sidewalls of the first to the third contact holes. Light emitting structures may be disposed on the first electrodes in pixel regions. A second electrode may be located on the light emitting structures. Planarization patterns may be disposed on the pixel defining layer to fill the first and the second contact holes. A spacer may be disposed on the pixel defining layer to fill the third contact hole. | 01-03-2013 |
20140027728 | ORGANIC LIGHT EMITTING DIODE DISPLAY AND MANUFACTURING METHOD THEREOF - An organic light emitting diode display includes a substrate, a scan line formed on the substrate and transferring a scan signal, a data line and a driving voltage line crossing the scan line and transferring a data signal and a driving voltage, respectively, a switching thin film transistor connected to the scan line and the data line, a driving thin film transistor connected to the switching thin film transistor and the driving voltage line, and an organic light emitting diode connected to the driving thin film transistor. The driving thin film transistor includes a driving semiconductor layer, a first gate insulating layer covering the driving semiconductor layer, a floating gate electrode formed on the first gate insulating layer, a second gate insulating layer, and a driving gate electrode formed on the second gate insulating layer. | 01-30-2014 |
20140057378 | ORGANIC LIGHT EMITTING DISPLAY APPARATUS AND METHOD OF MANUFACTURING ORGANIC LIGHT EMITTING DISPLAY APPARATUS - An organic light emitting display (OLED) apparatus and a method of manufacturing the same, the OLED apparatus including: a substrate; an active layer formed on the substrate; a gate electrode insulated from the active layer; source and drain electrodes insulated from the gate electrode and electrically connected to the active layer; a pixel defining layer formed on the source and drain electrodes, having an aperture to expose one of the source and drain electrodes; an intermediate layer formed in the aperture and comprising an organic light emitting layer; and a facing electrode which is formed on the intermediate layer. One of the source and drain electrodes has an extension that operates as a pixel electrode. The aperture exposes the extended portion. The intermediate layer is formed on the extended portion. | 02-27-2014 |
20140077184 | CAPACITOR AND ORGANIC LIGHT EMITTING DIODE DISPLAY INCLUDING THE SAME - A capacitor positioned on a substrate insulating layer positioned on a substrate. The capacitor includes a first capacitor electrode positioned on the substrate insulating layer, a second capacitor electrode positioned on the first capacitor electrode, and a capacitor insulating layer coming into contact with the first capacitor electrode and the second capacitor electrode between the first capacitor electrode and the second capacitor electrode, and having a higher dielectric constant than the substrate insulating layer. | 03-20-2014 |
20140217415 | THIN FILM TRANSISTOR AND ORGANIC LIGHT-EMITTING DISPLAY - A thin film transistor including: a substrate; an active layer formed over the substrate; a gate insulating layer formed over the active layer; a gate electrode formed over the gate insulating layer; an interlayer insulating layer formed over the gate electrode; and source and drain electrodes that contact the active layer via the interlayer insulating layer. The source and drain electrodes may have a structure including an aluminum (Al) layer, an aluminum-nickel alloy (AlNiX) layer, and an indium tin oxide (ITO) layer, which are sequentially stacked. | 08-07-2014 |
20140320385 | ORGANIC LIGHT EMITTING DIODE DISPLAY - An organic light emitting diode (OLED) display including a first pixel, a second pixel, and a third pixel disposed in a matrix and first to third driving voltage lines configured to transmit a driving voltage to the first to third pixel, respectively. A width of one driving voltage line among the first to third driving voltage lines is different from the width of the other driving voltage lines. | 10-30-2014 |
20140332768 | ORGANIC LIGHT EMITTING DIODE DISPLAY - A display includes a switching transistor connected to a scan line and data line, a driving transistor connected to the switching transistor, a storage capacitor between a voltage line and the driving transistor, and an organic light emitting diode connected to the driving transistor. The data line and voltage line are at different layers, and the data line and a gate electrode of the driving transistor are at different layers. Also, a plate of the storage capacitor and the gate electrode of the driving transistor are of a same layer, and semiconductor layers of the switching and driving transistors are of a same layer. | 11-13-2014 |
20150048320 | THIN-FILM TRANSISTOR ARRAY SUBSTRATE, DISPLAY DEVICE INCLUDING THE SAME, AND METHOD OF MANUFACTURING THE THIN-FILM TRANSISTOR ARRAY SUBSTRATE - A method of manufacturing a thin film transistor (TFT) array substrate is disclosed. In one aspect, the method includes forming an active layer on a substrate, forming a first insulating layer on the substrate to cover the active layer, and forming a first gate electrode on the first insulating layer in an area corresponding to the active layer, doping the active layer with ion impurities, forming a second insulating layer on the first insulating layer to cover the first gate electrode, performing an annealing process on the active layer, forming a lower electrode of a capacitor on the second insulating layer, forming a third insulating layer on the second insulating layer to cover the lower electrode, wherein the third insulating layer has a dielectric constant that is greater than those of the first and second insulating layers, and forming an upper electrode of the capacitor on the third insulating layer. | 02-19-2015 |