公开(公告)号：US20250133919A1

公开(公告)日：2025-04-24

申请号：US19006201

申请日：2024-12-30

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Duckjung LEE

IPC: H10K59/122 ,  H10K59/12 ,  H10K71/00 ,  H10K71/20

Abstract: An organic light-emitting display device includes: a substrate; a pixel electrode on the substrate; a pixel defining layer having a first opening exposing a center portion of the pixel electrode; a barrier layer on the pixel defining layer; an intermediate layer including a first common layer, a first emissive layer, and a second common layer sequentially arranged on the pixel electrode, the pixel defining layer, and the barrier layer; and a first opposite electrode covering the intermediate layer. The barrier layer has a second opening that is larger than the first opening and has an undercut structure.

公开(公告)号：US20210066645A1

公开(公告)日：2021-03-04

申请号：US17080701

申请日：2020-10-26

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jiyoung CHOUNG ,  Jungsun PARK ,  Hyunsung BANG ,  Duckjung LEE

IPC: H01L51/52

Abstract: An organic light emitting display device has a plurality of first electrodes, intermediate layers, and second electrodes that correspond to a plurality of pixel areas. The first electrodes are spaced from one another, the second electrodes are spaced from one another, and the intermediate layers are spaced from one another. A conductive protection layer is formed over the second electrodes, and a connection electrode layer is formed over the conductive protection layer and electrically connecting the second electrodes.

公开(公告)号：US20190334112A1

公开(公告)日：2019-10-31

申请号：US16378905

申请日：2019-04-09

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Duckjung LEE ,  Jiyoung CHOUNG ,  Arong KIM

IPC: H01L51/52 ,  H01L27/32

Abstract: A display device includes a substrate including a display area and a peripheral area; pixel electrodes in the display area and spaced apart from each other; a pixel-defining layer exposing upper surfaces of the pixel electrodes, covering edges of the pixel electrodes, and including an inorganic insulating material; an auxiliary electrode on the pixel-defining layer; a first intermediate layer on a first pixel electrode among the pixel electrodes; a first opposite electrode on the first intermediate layer; a second intermediate layer on a second pixel electrode from among the pixel electrodes, the second pixel electrode neighboring the first pixel electrode; a second opposite electrode on the second intermediate layer and electrically connected to the first opposite electrode via the auxiliary electrode; a power voltage supply line in the peripheral area; and a connection electrode layer electrically connecting the auxiliary electrode to the power voltage supply line.

公开(公告)号：US20190305247A1

公开(公告)日：2019-10-03

申请号：US16445979

申请日：2019-06-19

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jiyoung CHOUNG ,  Jungsun PARK ,  Hyunsung BANG ,  Duckjung LEE

IPC: H01L51/52

Abstract: An organic light emitting display device has a plurality of first electrodes, intermediate layers, and second electrodes that correspond to a plurality of pixel areas. The first electrodes are spaced from one another, the second electrodes are spaced from one another, and the intermediate layers are spaced from one another. A conductive protection layer is formed over the second electrodes, and a connection electrode layer is formed over the conductive protection layer and electrically connecting the second electrodes.

公开(公告)号：US20190280063A1

公开(公告)日：2019-09-12

申请号：US16288715

申请日：2019-02-28

Applicant: Samsung Display Co., Ltd.

Inventor： Duckjung LEE

IPC: H01L27/32 ,  H01L51/00 ,  H01L51/56

Abstract: An organic light-emitting display device includes: a substrate; a pixel electrode on the substrate; a pixel defining layer having a first opening exposing a center portion of the pixel electrode; a barrier layer on the pixel defining layer; an intermediate layer including a first common layer, a first emissive layer, and a second common layer sequentially arranged on the pixel electrode, the pixel defining layer, and the barrier layer; and a first opposite electrode covering the intermediate layer. The barrier layer has a second opening that is larger than the first opening and has an undercut structure.

公开(公告)号：US20170373265A1

公开(公告)日：2017-12-28

申请号：US15606350

申请日：2017-05-26

Applicant: SAMSUNG DISPLAY CO., LTD. ,  Research & Business Foundation SUNGKYUNKWAN UNIVERSITY

Inventor： Yeonhwa LEE ,  Sangsoo KIM ,  Duckjung LEE ,  Joongu LEE ,  Sehoon JEONG ,  Jiyoung CHOUNG

IPC: H01L51/50 ,  C07C211/61 ,  C07D209/86 ,  C07D209/88 ,  C07D307/91 ,  C07D405/12 ,  C07D409/12 ,  C09K11/06 ,  H01L51/56 ,  C07C211/54 ,  H01L51/00 ,  C07D401/12 ,  C07C2603/97 ,  C07C2603/18

CPC classification number: H01L51/5072 ,  C07C211/54 ,  C07C211/61 ,  C07C2603/18 ,  C07C2603/97 ,  C07D209/86 ,  C07D209/88 ,  C07D307/91 ,  C07D401/12 ,  C07D405/12 ,  C07D409/12 ,  C09K11/06 ,  C09K2211/1029 ,  C09K2211/185 ,  H01L51/0052 ,  H01L51/0056 ,  H01L51/0058 ,  H01L51/006 ,  H01L51/0061 ,  H01L51/0067 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/0085 ,  H01L51/5004 ,  H01L51/5012 ,  H01L51/5016 ,  H01L51/504 ,  H01L51/506 ,  H01L51/5092 ,  H01L51/5221 ,  H01L51/56 ,  H01L2251/301 ,  H01L2251/303 ,  H01L2251/552 ,  H01L2251/558

Abstract: An organic light-emitting device includes a first electrode, a second electrode facing the first electrode, and an organic layer disposed between the first electrode and the second electrode, the organic layer including an emission layer, a hole transport region between the first electrode and the emission layer, and an electron transport region between the emission layer and the second electrode, wherein the electron transport region includes a first layer that includes a metal oxide and a metal halide, and wherein the first layer is not in direct contact with the emission layer.

公开(公告)号：US20170221973A1

公开(公告)日：2017-08-03

申请号：US15490665

申请日：2017-04-18

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Duckjung LEE ,  Taewook KANG ,  Jaesik KIM

IPC: H01L27/32 ,  H01L51/52

CPC classification number: H01L27/3246 ,  H01L27/3211 ,  H01L51/001 ,  H01L51/5012 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/5088 ,  H01L51/5092 ,  H01L51/5228 ,  H01L51/524 ,  H01L51/5253 ,  H01L51/5268 ,  H01L51/56 ,  H01L2227/323 ,  H01L2251/55

Abstract: Provided are an organic light-emitting display apparatus and a method of manufacturing the same. The organic light-emitting display apparatus includes a display substrate; a thin film transistor (TFT) on the display substrate; an organic light-emitting diode (OLED) electrically connected to the TFT and including a first electrode on sub-pixels of the display substrate, an intermediate layer on the first electrode, and a second electrode on the intermediate layer; a pixel-defining layer which includes an opening exposing at least a portion of the first electrode and defines each sub-pixel; and a sealing substrate covering the OLED, the intermediate layer including a plurality of stacked layers, and a cross-sectional width of the intermediate layer gradually decreasing in a direction perpendicular to the display substrate.

公开(公告)号：US20160161865A1

公开(公告)日：2016-06-09

申请号：US14747046

申请日：2015-06-23

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Duckjung LEE ,  Jaesik KIM ,  Hyunsung BANG ,  Jungsun PARK

IPC: G03F7/20 ,  H01L51/52 ,  H01L21/66 ,  H01L51/56

CPC classification number: H01L22/20 ,  C23C14/042 ,  C23C14/12 ,  C23C14/28 ,  H01L51/0013 ,  H01L51/5284 ,  H01L51/56

Abstract: An electrostatic chuck system includes an electrostatic chuck with a plurality of unit chucks supporting a display substrate, an optical photomask on the display substrate, the optical photomask having a material to be transferred onto the display substrate, a light source on the optical photomask, a gap measuring meter for measuring a gap between the display substrate and the optical photomask, a power source unit for applying power to each of the plurality of unit chucks through variable resistance units respectively connected to the plurality of unit chucks, and a control unit electrically connected to the gap measuring meter, the variable resistance units, and the power source unit, and transmits a signal for adjusting the gap.

Abstract translation: 静电吸盘系统包括具有支撑显示基板的多个单元卡盘的静电卡盘，显示基板上的光学光掩模，具有要转印到显示基板上的材料的光学光掩模，光学光掩模上的光源， 用于测量显示基板和光学光掩模之间的间隙的间隙测量仪;电源单元，用于通过分别连接到多个单元卡盘的可变电阻单元向多个单元卡盘中的每一个供电;以及控制单元，电连接 到间隙测量仪，可变电阻单元和电源单元，并发送用于调整间隙的信号。