Patent application number | Description | Published |
20080197357 | DISPLAY PANEL AND MANUFACTURING METHOD - A display panel includes a semiconductor layer formed on a substrate, a first insulating layer formed on the semiconductor layer, a gate line including a gate electrode and formed on the first insulating layer, a second insulating layer formed on the gate line, and a data line including a source electrode and a drain electrode formed on the second insulating layer. The second insulating layer covered with the drain electrode and the data line may be thicker than the second insulating layer not covered with the drain electrode and the data line. The data conductors are disposed on a higher interlayer insulating layer than the others such that diffused or migrating aluminum material is placed on the lower interlayer insulating layer to be prevented from being connected to the data conductors. | 08-21-2008 |
20080206911 | METHOD OF MANUFACTURING LIQUID CRYSTAL DISPLAY - A method of manufacturing a liquid crystal display includes depositing a transparent conductive layer on a substrate, depositing a reflective conductive layer on the transparent conductive layer, forming a first photoresist film having a variable thickness on the reflective conductive layer, the variable thickness of the first photoresist film varying according to a position on the reflective conductive layer, first etching the reflective conductive layer and the transparent conductive layer using the first photoresist film as a first etch mask, forming a second photoresist film on the reflective conductive layer by baking the first photoresist film, and second etching the reflective conductive layer using the second photoresist film as a second etch mask. | 08-28-2008 |
20080284932 | THIN FILM TRANSISTOR SUBSTRATE AND LIQUID CRYSTAL DISPLAY DEVICE COMPRISING THE SAME - A thin film transistor including an insulating plate, a thin film transistor formed on the insulating plate, a first insulating layer formed on the insulating plate having the thin film transistor, a reflecting electrode formed on at least a portion of the first insulating layer, and a transparent electrode formed on at least a portion of the first insulating layer and on at least a portion of the reflecting electrode is disclosed. Up to about 85% of a total area of the transparent electrode overlaps with the reflecting electrode. About 10% to about 85% of the total area of the transparent electrode may overlap with the reflecting electrode. About 10% to about 20% of the total area of the transparent electrode may overlap with the reflecting electrode. About 40% to about 50% of the total area of the transparent electrode may overlap with the reflecting electrode. About 75% to about 85% of the total area of the transparent electrode may overlap with the reflecting electrode. Up to about 75% of a total area of the reflecting electrode overlaps with the transparent electrode. The first insulating layer includes an inorganic layer and an organic layer formed on the inorganic layer. At least a portion of the first insulating layer has an embossed surface. | 11-20-2008 |
20090026463 | ARRAY SUBSTRATE FOR A DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - An array substrate includes a thin-film transistor (TFT), a first insulation layer and a second insulation layer. The TFT is formed on the substrate. The TFT includes an active pattern, a gate metal pattern and a data metal pattern. The first insulation layer insulates the active pattern from the gate metal pattern. The second insulation layer is formed spaced apart by a predetermined width from at least one edge of the substrate. The second insulation layer insulates the gate metal pattern from the data metal pattern. Therefore, the second insulation layer is formed so that stress that is inflicted on a substrate may be decreased, thereby preventing deformation during a manufacturing process of the substrate. | 01-29-2009 |
20090075436 | METHOD OF MANUFACTURING A THIN-FILM TRANSISTOR - A method of manufacturing a thin-film transistor (TFT) includes forming an amorphous silicon layer on a substrate, crystallizing the amorphous silicon layer into a polycrystalline silicon layer using a laser beam, and selectively etching a protrusion formed at a grain boundary in the polycrystalline silicon layer using a hydroxide etchant. | 03-19-2009 |
20090085041 | THIN FILM TRANSISTOR ARRAY PANEL AND MANUFACTURING METHOD THEREOF - A method of manufacturing a thin film transistor array panel is provided, which includes: forming a thin film transistor including a gate electrode, a drain electrode, a source electrode and a semiconductor on a substrate; forming a first passivation layer on the drain and the source electrodes; forming a transparent conductive layer on the first passivation layer; etching the transparent conductive layer using a photoresist as an etch mask to expose the portion of the first passivation layer and to form a pixel electrode connected the drain electrode; ashing the first passivation layer and the photoresist; and removing the photoresist. | 04-02-2009 |
20090261340 | DISPLAY SUBSTRATE, LIQUID CRYSTAL DISPLAY DEVICE HAVING THE SAME AND METHOD OF MANUFACTURING A DISPLAY SUBSTRATE - A display substrate includes; a gate line disposed on a substrate, a first insulating layer disposed on the substrate including the gate line, the first insulating layer including an opening part extended in a direction crossing the gate line, a data line disposed on the first insulating layer and an inner surface of the opening part, the data line extending in a direction substantially parallel with an extension direction of the opening part, a protective layer disposed on the first insulating layer and the data line, a switching element electrically connected to the gate line and the data line and a pixel electrode electrically connected to the switching element. | 10-22-2009 |
20090311814 | THIN FILM TRANSISTOR ARRAY PANEL FOR A DISPLAY DEVICE AND A METHOD OF MANUFACTURING THE SAME - A method of manufacturing a thin film transistor array panel includes forming gate lines including gate electrodes on an insulation substrate; forming a gate insulating layer, semiconductor layer, and etch stop layer on the gate lines; etching and patterning the etch stop and semiconductor layers at the same time using photolithography; ashing and partially removing a photoresist film pattern used in the patterning of the etch stop and semiconductor layers; etching the etch stop layer exposed by removed portions of the photoresist film pattern to form etch stop members; depositing ohmic contact and data metal layers onto the etch stop members, etching the ohmic contact and data metal layers at the same time using photolithography to form data lines having source and drain electrodes, and ohmic contact members below the source and drain electrodes; forming a passivation layer on the data lines and drain electrodes; and forming pixel electrodes on the passivation layer. | 12-17-2009 |
20090315451 | Organic Light Emitting Diode Display And Method Of Manufacturing The Same - The present invention relates to an organic light emitting diode display and a method for manufacturing the same, including: a substrate; first signal lines formed on the substrate and including first pad units; second signal lines that intersect the first signal lines and include second pad units; first thin film transistors that are electrically connected to the first signal lines and the second signal lines; second thin film transistors that are electrically connected to the first thin film transistors; pixel electrodes that are electrically connected to the second thin film transistors; common electrodes facing the pixel electrodes; light emitting members that are formed between the pixel electrodes and the common electrodes; contact assistants that are formed on the first pad units and the second pad units; and protective partitions that enclose circumferences of the contact assistants. | 12-24-2009 |
20100013383 | ORGANIC LIGHT EMITTING DEVICE AND MANUFACTURING METHOD THEREOF - The present invention relates to an organic light emitting device and a manufacturing method thereof. A method of manufacturing an organic light emitting device according to an exemplary embodiment of the present invention includes: respectively forming first, second, and third driving transistors in a first region, a second region, and a third region on a substrate; forming an insulating layer on the first to third driving transistors; respectively forming first, second, and third pixel electrodes on the insulating layer, the first, second, and third pixel electrodes being formed in the first, second, and third regions, respectively; forming an auxiliary electrode on a side surface of each of the first, second, and third pixel electrodes; forming an organic light emitting member on the first to third pixel electrodes; and forming a common electrode on the organic light emitting member. | 01-21-2010 |
20100019996 | DISPLAY SUBSTRATE AND METHOD OF MANUFACTURING THE SAME - A display substrate includes a switching transistor electrically connected to a gate line and a data line, the data line extending in a first direction substantially perpendicular to the gate line extending in a second direction, the switching transistor including a switching active pattern comprising amorphous silicon, a driving transistor electrically connected to a driving voltage line and the switching transistor, the driving voltage line extended in the first direction, the driving transistor including a driving active pattern comprising a metal oxide; and a light-emitting element electrically connected to the driving transistor. | 01-28-2010 |
20100044685 | ORGANIC LIGHT EMITTING DIODE DISPLAY AND METHOD OF MANUFACTURING THE SAME - An organic light emitting diode display including a substrate; a light blocking layer disposed on the substrate and having a semiconductor opening; a first semiconductor pattern disposed in the semiconductor opening; a gate insulating layer disposed on the light blocking layer and the first semiconductor pattern; a first gate electrode disposed on the gate insulating layer; a first source electrode electrically connected to the first semiconductor pattern; a first drain electrode spaced apart from the first source electrode; a protective insulating layer disposed on the first source electrode and the first drain electrode, the protective insulating layer having a contact portion; a pixel electrode disposed on the protective insulating layer contacting the first drain electrode through the contact portion; an emitting layer disposed on the pixel electrode; and a common electrode disposed on the emitting layer. | 02-25-2010 |
20100051956 | THIN FILM TRANSISTOR ARRAY PANEL AND METHOD FOR MANUFACTURING THE SAME - A thin film transistor array panel includes a substrate; a first gate line disposed on the substrate and including a gate electrode; a storage electrode disposed in a layer which is the same layer as a layer of the first gate line; a gate insulating layer disposed on the first gate line and the storage electrode; a semiconductor disposed on the gate insulating layer and including a channel portion; a data line disposed on the semiconductor and including a source electrode; a drain electrode disposed on the semiconductor and facing the source electrode; a passivation layer disposed on the gate insulating layer, the data line, and the drain electrode, the passivation layer including a contact hole which exposes a portion of the drain electrode; and a pixel electrode disposed on the passivation layer and electrically connected to the drain electrode through the contact hole, wherein the gate insulating layer and the passivation layer are interposed between the pixel electrode and the substrate except for a region corresponding to the contact hole, and wherein the pixel electrode overlaps the storage electrode via the gate insulating layer and the passivation layer. | 03-04-2010 |
20100065849 | ORGANIC LIGHT EMITTING DISPLAY AND FABRICATION METHOD OF THE SAME - Disclosed is an organic light emitting display. In the organic light emitting display, a substrate is divided into a display region, in which an image is displayed, and a non-display region surrounding the display region. The organic light emitting display includes a plurality of pixels provided on the display region. At least one thin film transistor is formed on the non-display region. The display region includes a first electrode connected to the thin film transistor, an organic light emitting layer formed on the first electrode, and a second electrode formed on the organic light emitting layer to apply voltage to the organic light emitting layer with the first electrode. A light blocking layer having an opening formed below the semiconductor layer is formed on the non-display region. | 03-18-2010 |
20100066240 | ORGANIC LIGHT EMITTING DISPLAY AND METHOD OF MANUFACTURING THE SAME - An organic light emitting display includes a first substrate having a plurality of pixel areas, a driving transistor disposed on the first substrate, an organic layer disposed on the driving transistor, a first electrode disposed on the organic layer and electrically connected to the driving transistor, an insulating layer pattern disposed on the organic layer, the insulating layer pattern having a first opening corresponding to each pixel area, a bank pattern disposed on the insulating layer pattern, the bank pattern having a second opening corresponding to the first opening, an organic light emitting layer disposed in the first and second openings, and a second electrode disposed on the organic light emitting layer. | 03-18-2010 |
20100085342 | Display Panel - A display panel includes a power line supplying power, and a plurality of pixels connected with the power line, each pixel including a plurality of sub-pixel regions, and receiving the power to display an image. Each of the pixels further includes a plurality of driving thin film transistors and a plurality of light emitting units. Each of the driving thin film transistors are positioned in respective sub-pixel regions to receive the power to output driving signals. Each of the light emitting units are connected to respective driving thin film transistors, have relatively longer lengths in a first direction, and have the same width in a second direction substantially perpendicular to the first direction. One among the plurality of light emitting units is longer than the remaining light emitting units to thereby improve a light emitting efficiency and image display quality of a display panel. | 04-08-2010 |
20100090594 | ORGANIC LIGHT EMITTING DIODE DISPLAY AND METHOD FOR MANUFACTURING THE SAME - The present invention relates to an organic light emitting device and a manufacturing method thereof. The present invention discloses an organic light emitting device including: a plurality of scanning signal lines; a first and second contact assistant; a plurality of data lines crossing the scanning signal lines; a driving voltage line; and a first pixel, a second pixel, and a third pixel alternately arranged, wherein each pixel includes: a switching transistor, a driving transistor including an output terminal, a pixel electrode connected to the output terminal, the pixel electrode including at least two layers including a transflective electrode, an organic light emitting member arranged on the pixel electrode, and a common electrode arranged on the organic light emitting member, wherein the first pixel further includes a supplementary member arranged on the pixel electrode, and wherein the first and second contact assistants include the same material as the supplementary member. | 04-15-2010 |
20100136754 | THIN FILM TRANSISTOR AND METHOD OF FABRICATING THIN FILM TRANSISTOR SUBSTRATE - Provided are a thin film transistor (TFT) capable of increasing ON current and decreasing OFF current values, a TFT substrate having the polysilicon TFT, a method of fabricating the polysilicon TFT, and a method of fabricating a TFT substrate having the polysilicon TFT. The polysilicon TFT substrate includes a gate line and a data line defining a pixel region, a pixel electrode formed in the pixel region, and a TFT including a gate electrode connected to the gate line, a source electrode connected to the data line, a drain electrode connected to the pixel electrode, and a polysilicon active layer forming a channel between the source and drain electrodes. The polysilicon active layer includes a channel region on which the gate electrode is superposed, source and drain regions connected to the source and drain electrode, respectively, and at least two lightly doped drain (LDD) regions y formed between the source region and the channel region and between the drain region and the channel region. The LDD regions have an impurity concentration different from each other. | 06-03-2010 |
20100156281 | ORGANIC LIGHT EMITTING DEVICE AND MANUFACTURING METHOD THEREOF - An organic light emitting device including a pixel area displaying images and a peripheral area that is a peripheral portion of the pixel area is disclosed. A manufacturing method of an organic light emitting device includes: forming a switching element of the pixel area; forming a peripheral signal line in the peripheral area; forming a passivation layer on the switching element and the peripheral signal line; forming an overcoat and a remaining layer on the passivation layer; forming a transflective member and a thickness control layer on the overcoat; removing the remaining layer; forming a pixel electrode on the transflective member and the thickness control layer; forming an organic light emitting member on the pixel electrode; and forming a common electrode on the organic light emitting member. The remaining layer is maintained in the peripheral area such that the etchant is prevented from penetrating into the peripheral signal line, thereby preventing the corrosion of the peripheral signal line. | 06-24-2010 |
20100197058 | THIN FILM TRANSISTOR PANEL AND MANUFACTURING METHOD THEREOF - A thin film transistor array panel including a substrate, a gate line and a gate-layer signal transmitting line of a gate driving circuit portion formed on the substrate, a gate insulating layer formed on the gate line and the gate-layer signal transmitting line and having a first contact hole exposing a portion of the gate-layer signal transmitting line, a semiconductor layer formed on the gate insulating layer, a data line including a source electrode, and a drain electrode formed on the gate insulating layer and the semiconductor layer, a data-layer signal transmitting line of the gate driving circuit portion formed on the gate insulating layer and connected to the gate-layer signal transmitting line through the first contact hole, a pixel electrode connected to the drain electrode, and a passivation layer formed on the data line, the drain electrode, and the data-layer signal transmitting line of the driving circuit portion. The data line, the drain electrode, and the data-layer signal transmitting line have a triple-layered structure including a lower layer, an intermediate layer, and an upper layer. The lower layer is made of a same layer as the pixel electrode. | 08-05-2010 |
20100320470 | THIN FILM TRANSISTOR ARRAY PANEL AND METHOD FOR MANUFACTURING THE SAME - A thin film transistor array panel includes a substrate; a first gate line disposed on the substrate and including a gate electrode; a storage electrode disposed in a layer which is the same layer as a layer of the first gate line; a gate insulating layer disposed on the first gate line and the storage electrode; a semiconductor disposed on the gate insulating layer and including a channel portion; a data line disposed on the semiconductor and including a source electrode; a drain electrode disposed on the semiconductor and facing the source electrode; a passivation layer disposed on the gate insulating layer, the data line, and the drain electrode, the passivation layer including a contact hole which exposes a portion of the drain electrode; and a pixel electrode disposed on the passivation layer and electrically connected to the drain electrode through the contact hole, wherein the gate insulating layer and the passivation layer are interposed between the pixel electrode and the substrate except for a region corresponding to the contact hole, and wherein the pixel electrode overlaps the storage electrode via the gate insulating layer and the passivation layer. | 12-23-2010 |
20140141681 | ORGANIC LIGHT EMITTING DIODE DISPLAY AND METHOD FOR MANUFACTURING THE SAME - The present invention relates to an organic light emitting device and a manufacturing method thereof. The present invention discloses an organic light emitting device including: a plurality of scanning signal lines; a first and second contact assistant; a plurality of data lines crossing the scanning signal lines; a driving voltage line; and a first pixel, a second pixel, and a third pixel alternately arranged, wherein each pixel includes: a switching transistor, a driving transistor including an output terminal, a pixel electrode connected to the output terminal, the pixel electrode including at least two layers including a transflective electrode, an organic light emitting member arranged on the pixel electrode, and a common electrode arranged on the organic light emitting member, wherein the first pixel further includes a supplementary member arranged on the pixel electrode, and wherein the first and second contact assistants include the same material as the supplementary member. | 05-22-2014 |