Samsung Display Co., Ltd.

Jin-Goo Kang

Mu-Hyun Kim

Jae-Bok Kim

Ji-Young Kim

Jong-Hyun Choi

Dae-Hyun Noh

Ji-young Kim

Jong-Yun Kim

Dong-Kyu Lee

Hyo-Seok Kim

Hyo-seok Kim

Sang-Moo Choi

Keum-Nam Kim

Young-In Hwang

Sun-Hee Lee

Won-Jun Song

The organic light-emitting display device includes: a substrate including a transistor region; and a thin-film transistor formed over the transistor region of the substrate and having a planarization film which is disposed over a source/drain electrode and a pixel defining layer which includes an aperture exposing a portion of a first electrode electrically connected to the source/drain electrode and defining a pixel region, wherein an outgassing hole is formed in a region of the pixel defining layer other than the aperture to expose the planarization film.

Organic light-emitting display device and method of manufacturing the same

An organic light-emitting display device and a method of manufacturing the same are disclosed. The organic light-emitting display device includes: a substrate, a plurality of pixels on the substrate, a plurality of first electrodes, each disposed in each of the plurality of pixels, a pixel defining layer including a first pixel defining sub-layer disposed between each two adjacent first electrodes, and a second pixel defining sub-layer covering the first pixel defining sub-layer and surface edge portions of each two adjacent first electrodes, an intermediate layer disposed on each of the first electrodes and including an emission layer, and a second electrode configured to face the first electrodes.

Organic light-emitting display device and method of manufacturing the organic light emitting display device

An organic light-emitting display device includes a substrate including a rectangular light-emitting area and a circuit area, the circuit area including a thin film transistor, the light-emitting area including an electroluminescent layer produced by a solution deposition process, the light-emitting area being bounded by a first major side, a second major side, a first minor side and a second minor side, the first major side being opposite from and parallel to a second major side, each of these sides having wiring or dummies arranged thereat, and a pixel defining layer arranged on the wirings and on the dummies. In order to produce a uniform thickness electroluminescent layer via a solution deposition process, top surfaces of the pixel defining layer on each of the wirings and dummies that border the light emitting area are arranged in a same plane that is parallel to the substrate.

Organic light emitting display device and manufacturing method thereof

A method of manufacturing an organic light emitting diode (OLED) display includes forming an upper electrode power source line outside of a pixel area over a substrate, forming a lower electrode in the pixel area, forming at least one layer of an organic material layer in the pixel area and areas outside of the pixel area, forming an upper electrode in the pixel area, selectively removing portions of the organic material layer that are exposed outside of the upper electrode, thereby exposing the upper electrode power source line, and coating a conductive material between the upper electrode and the upper electrode power source line in a normal pressure condition such that the conductive material overlaps the upper electrode and the upper electrode power source line, thereby forming a connection portion.

Organic light emitting diode display and method of manufacturing the same

An organic light emitting display apparatus in which image quality can be improved. The organic light emitting display apparatus includes: a substrate; a first electrode disposed on the substrate; a pixel definition layer formed on the first electrode and having an opening portion through which a region of the first electrode is exposed; an intermediate layer connected to the first electrode through the opening portion and including an organic emission layer; a second electrode electrically connected to the intermediate layer; and an inorganic planarization pattern portion disposed between the substrate and the first electrode and formed to at least correspond to the opening portion.

Organic light emitting display apparatus

An organic light-emitting display device including a substrate; at least one thin-film transistor (TFT) formed on the substrate; a planarizing layer covering the TFT; a pixel electrode, which is formed on the planarizing layer and is connected to the TFT; a protective layer surrounding an edge of the pixel electrode; a pixel defining layer (PDL), which has an overhang (OH) structure protruding more than the top surface of the protective layer, covers the protective layer and the edge of the pixel electrode, and exposes a portion of the pixel electrode surrounded by the protective layer; a counter electrode facing the pixel electrode; and an intermediate layer, which is interposed between the pixel electrode and the counter electrode and includes a light-emitting layer and at least one organic layer, where the thickness of the intermediate layer is greater than the thickness of the protective layer.

Provided are an organic light-emitting diode (OLED) display apparatus and a method of manufacturing the OLED display apparatus. Pixel-defining layers (PDLs) are formed of inorganic and organic insulating layers to minimize non-uniformities of the thicknesses of organic emission layers (OEMLs) and planarize lower thin film transistors (TFTs). Therefore, a lifespan of the OLED display apparatus is improved.

Organic light-emitting diode display apparatus and method of manufacturing the same

An organic light emitting diode display including a plurality of pixel areas and a transparent area interposed between the plurality of pixel areas, the display includes a substrate member, thin film transistors and capacitor elements on the substrate member, the thin film transistor and the capacitor elements overlapping with the pixel areas, a gate line, a data line, and a common power supply line on the substrate member, the gate line, the data line, and the common power supply line overlapping with the pixel areas and the transparent area, and being connected to corresponding ones of the thin film transistors and/or the capacitor elements, and pixel electrodes on the substrate member, the pixel electrodes overlapping with all of the thin film transistors and capacitor elements, and with respective portions of the gate line, the data line, and the common power supply line that overlap with the pixel areas.

Organic light emitting diode display

An organic light-emitting display apparatus comprises: a substrate in which a pixel region is defined; a thin film transistor (TFT) disposed on the substrate and spaced apart from the pixel region; a planarization pattern covering the TFT and spaced apart from the pixel region; a first electrode electrically connected to the TFT and formed so as to correspond to at least the pixel region; a pixel-defining layer formed on the first electrode so as to expose a predetermined region of the first electrode; an intermediate layer connected to the exposed region of the first electrode, including an organic emission layer, and formed to correspond to at least the pixel region; and a second electrode electrically connected to the intermediate layer.

Organic light-emitting display apparatus

An organic light emitting display device that prevents distortion of the image by preventing the transmitting light from scattering, and by preventing the degradation of the brightness and color coordinates caused by external light transmitting through the organic light emitting display device. The device includes a transmitting region and separate pixel regions interposed within the transmitting region; thin film transistors, a passivation film covering each thin film transistor; a pixel electrode that is electrically connected to the corresponding thin film transistor; an opposite electrode that faces the pixel electrode and is able to transmit light; an organic light emission layer that is interposed between the pixel electrode and the opposite electrode; a first electrode formed on a second surface of the substrate; a second electrode facing the first electrode; and a light transmission adjusting layer disposed between the first electrode and the second electrode.

Organic light emitting display device including a light transmission adjusting unit

An organic light emitting display device prevents damage to an interlayer including an emitting layer and reduces IR drop in face electrodes, and a method of manufacturing the same. The organic light emitting display device includes: a substrate; a pixel electrode disposed on the substrate; an interlayer comprising an emitting layer disposed on the pixel electrode; a face electrode on the interlayer; and a sealing member disposed on the face electrodes, wherein the sealing member and the face electrode are bent along a curve of an upper portion of a layer below the face electrode so as to prevent a gap between the sealing member and the face electrode, and between the face electrode and the layer below the face electrode.

Growing community of inventors

Yongin, South Korea

Jin-Goo Kang