公开(公告)号：US20220005895A1

公开(公告)日：2022-01-06

申请号：US17481002

申请日：2021-09-21

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jaesik KIM ,  Yeonhwa LEE ,  Joongu LEE ,  Sehoon JEONG

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

Abstract: An organic light-emitting display apparatus including a substrate, a first first electrode on the substrate, a first organic functional layer on the first first electrode, the first organic functional layer including a first emission layer, a first second electrode on the first organic functional layer, a second first electrode on the substrate, the second first electrode being spaced apart from the first first electrode, a second organic functional layer on the second first electrode, the second organic functional layer including a second emission layer, a second second electrode on the second organic functional layer, and a self-assembled layer between the first organic functional layer and the second organic functional layer, the self-assembled layer containing fluorine.

公开(公告)号：US20180315806A1

公开(公告)日：2018-11-01

申请号：US15834108

申请日：2017-12-07

Applicant: Samsung Display Co., Ltd.

Inventor： Joongu LEE ,  Jaesik KIM ,  Jaeik KIM ,  Yeonhwa LEE ,  Sehoon JEONG

IPC: H01L27/32 ,  H01L51/52 ,  H01L51/56

CPC classification number: H01L27/3246 ,  H01L27/3211 ,  H01L51/5212 ,  H01L51/5253 ,  H01L51/56 ,  H01L2227/323

Abstract: An organic light-emitting display device includes a first pixel electrode, a second pixel electrode, a pixel-defining layer disposed on the first pixel electrode and the second pixel electrode and exposing at least portions of the first pixel electrode and the second pixel electrode, a first stack disposed on the exposed portion of the first pixel electrode, a first protective layer, a second stack disposed on the exposed portion of the second pixel electrode, and a first inorganic conductive layer. The first stack includes a first intermediate layer including an emission layer and a first opposite electrode on the first intermediate layer. The first protective layer is disposed on the first stack. The second stack includes a second intermediate layer including an emission layer and a second opposite electrode on the second intermediate layer. The first inorganic conductive layer is disposed between the second pixel electrode and the second stack.

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：US20220115472A1

公开(公告)日：2022-04-14

申请号：US17557362

申请日：2021-12-21

Applicant: Samsung Display Co., Ltd.

Inventor： Sehoon JEONG ,  Hyeyong Chu ,  Jaesik Kim ,  Yeonhwa Lee

IPC: H01L27/32 ,  H01L51/00 ,  H01L51/52 ,  H01L51/56

Abstract: An organic light-emitting display apparatus including: a substrate; a pixel electrode located on the substrate; a pixel-defining film covering an end portion of the pixel electrode; an intermediate layer located on the pixel electrode and including an emission layer; a counter electrode located on the intermediate layer; a passivation layer located on the counter electrode and including a cover portion covering a top surface of the counter electrode and a protrusion extending from an end portion of the cover portion away from the substrate; and an encapsulation member covering the passivation layer.

公开(公告)号：US20200313100A1

公开(公告)日：2020-10-01

申请号：US16815662

申请日：2020-03-11

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jaesik KIM ,  Jaeik KIM ,  Yoenhwa LEE ,  JOONGU LEE ,  Sehoon JEONG

IPC: H01L51/00 ,  H01L51/50 ,  H01L27/32 ,  H01L51/56

Abstract: A manufacturing method of a display device includes: forming a first electrode on a base substrate; forming a pixel definition layer through which an opening is defined to expose an upper surface of the first electrode; providing an organic molecular thin film including a self-assembled monolayer on the first electrode and the pixel definition layer; desorbing a portion of the organic molecular thin film which corresponds to the first electrode; and providing at least one organic layer on the first electrode.

公开(公告)号：US20200243624A1

公开(公告)日：2020-07-30

申请号：US16852291

申请日：2020-04-17

Applicant: Samsung Display Co., Ltd.

Inventor： Jaesik KIM ,  Yeonhwa LEE ,  Joongu LEE ,  Sehoon JEONG

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

Abstract: An organic light-emitting display apparatus including a substrate, a first first electrode on the substrate, a first organic functional layer on the first first electrode, the first organic functional layer including a first emission layer, a first second electrode on the first organic functional layer, a second first electrode on the substrate, the second first electrode being spaced apart from the first first electrode, a second organic functional layer on the second first electrode, the second organic functional layer including a second emission layer, a second second electrode on the second organic functional layer, and a self-assembled layer between the first organic functional layer and the second organic functional layer, the self-assembled layer containing fluorine.

公开(公告)号：US20230247854A1

公开(公告)日：2023-08-03

申请号：US18193245

申请日：2023-03-30

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jaesik KIM ,  Jaeik KIM ,  Yeonhwa LEE ,  Joongu LEE ,  Sehoon JEONG

IPC: H10K50/844 ,  H10K59/122 ,  H10K71/00

CPC classification number: H10K50/844 ,  H10K59/122 ,  H10K71/00 ,  H10K2102/101

Abstract: An organic light-emitting display apparatus includes: a substrate; first and second pixel electrodes on the substrate and spaced from each other; an insulating layer between the first and second pixel electrodes, the insulating layer covering ends of the first and second pixel electrodes, and having a step height difference; an auxiliary electrode on the insulating layer; first and second intermediate layers on the first and second pixel electrodes, the first and second intermediate layers being spaced from each other, and including first and second light-emitting layers, respectively; first and second opposite electrodes on the first and second intermediate layers, the first and second opposite electrodes being spaced from each other, and in contact with the auxiliary electrode; and first and second passivation layers on the first and second opposite electrodes, the first and second passivation layers being spaced from each other, and covering the first and second opposite electrodes, respectively.

公开(公告)号：US20200243790A1

公开(公告)日：2020-07-30

申请号：US16696258

申请日：2019-11-26

Applicant: Samsung Display Co., Ltd.

Inventor： Yeonhwa LEE ,  Jaesik KIM ,  Jaeik KIM ,  Joongu LEE ,  Sehoon JEONG ,  Jiyoung CHOUNG

IPC: H01L51/52 ,  H01L27/32

Abstract: A display device includes: a circuit element layer comprising a transistor; a display element layer comprising a first electrode connected to the transistor, a second electrode facing the first electrode, an organic pattern between the first electrode and the second electrode, a pixel defining layer having an opening exposing the first electrode, an auxiliary electrode spaced apart from the opening to cover a portion of the pixel defining layer and connected to the second electrode, a first protection pattern covering the second electrode, and a second protection pattern covering the first protection pattern; and an encapsulation layer covering the display element layer, wherein the first protection pattern and the second protection pattern have stress in directions different from each other.

公开(公告)号：US20180358584A1

公开(公告)日：2018-12-13

申请号：US15803131

申请日：2017-11-03

Applicant: Samsung Display Co., Ltd.

Inventor： Sehoon JEONG ,  Jaesik Kim ,  Jaeik Kim ,  Yeonhwa Lee ,  Joongu Lee

IPC: H01L51/56 ,  H01L27/32 ,  H01L51/50

CPC classification number: H01L51/56 ,  H01L27/3244 ,  H01L27/3246 ,  H01L51/5012 ,  H01L51/5064 ,  H01L51/508

Abstract: A method of manufacturing an organic light-emitting display device includes: preparing a substrate including pixel electrodes; forming a pixel defining layer on the substrate, the pixel defining layer exposing a central portion of each of the pixel electrodes and covering an edge portion of each of the pixel electrodes; forming partitioning walls in correspondence with at least a portion of an upper surface of the pixel defining layer, the partitioning walls including a first resin; removing a solvent in the partitioning walls by baking the partitioning walls; forming a first mask layer filling a space between the partitioning walls and exposing a first pixel electrode among the pixel electrodes, the first mask layer including a second resin; and forming a first intermediate layer on the first pixel electrode.

公开(公告)号：US20180033968A1

公开(公告)日：2018-02-01

申请号：US15657439

申请日：2017-07-24

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Joongu LEE ,  Yeonhwa LEE ,  Sehoon JEONG ,  Jiyoung CHOUNG

IPC: H01L51/00 ,  H01L51/56 ,  H01L51/50 ,  H01L27/32 ,  H01L51/52

Abstract: Provided are an organic light-emitting display apparatus and a method of manufacturing the same. The organic light-emitting display apparatus includes a substrate; lower electrodes, the lower electrodes being on the substrate and spaced apart from one another; a pixel-defining film, the pixel-defining film having portions that cover ends of the lower electrodes; upper electrodes, an upper electrode corresponding to each lower electrode, each upper electrode including a first portion contacting the corresponding lower electrode and a second portion contacting the pixel-defining film; organic functional layers, each including an emission layer, an organic functional layer corresponding to each upper electrode and disposed thereon; and an electrode on the organic functional layers.