公开(公告)号：US10727433B2

公开(公告)日：2020-07-28

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：US10566396B2

公开(公告)日：2020-02-18

申请号：US15611818

申请日：2017-06-02

Applicant: Samsung Display Co., Ltd.

Inventor： Duckjung Lee ,  Arong Kim ,  Jungsun Park ,  Hyunsung Bang ,  Jiyoung Choung

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

Abstract: An organic light-emitting display apparatus including a substrate; a pixel electrode on the substrate; a pixel-defining layer including an opening exposing at least a portion of the pixel electrode; an intermediate layer including a center area on the pixel electrode and a side area extending from the center area and arranged on the pixel-defining layer, the intermediate layer including one or more common layers and an emission layer; a protective layer covering top surfaces of the center area and the side area of the intermediate layer and exposing at least a portion of the pixel-defining layer; and an opposite electrode spaced apart from the intermediate layer by the protective layer and arranged on the protective layer and portions of the pixel-defining layer, the portions being exposed by the protective layer.

公开(公告)号：US10347859B2

公开(公告)日：2019-07-09

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 ,  H01L51/52 ,  H01L51/56 ,  C09K11/06 ,  H01L51/00 ,  C07C211/54 ,  C07C211/61 ,  C07D209/86 ,  C07D209/88 ,  C07D307/91 ,  C07D401/12 ,  C07D405/12 ,  C07D409/12

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：US10263210B2

公开(公告)日：2019-04-16

申请号：US16133690

申请日：2018-09-17

Applicant: Samsung Display Co., Ltd.

Inventor： Younggil Kwon ,  Jiyoung Choung ,  Seul Lee ,  Jinbaek Choi

IPC: H01L51/52 ,  H01L27/32

Abstract: An organic light-emitting display apparatus includes: a first pixel electrode and a second pixel electrode disposed on a substrate; a pixel-defining film disposed on the first pixel electrode and the second pixel electrode and having openings through which the first pixel electrode and the second pixel electrode are exposed; a first intermediate layer and a second intermediate layer respectively disposed on the first pixel electrode and the second pixel electrode, the first intermediate layer and the second intermediate layer respectively comprising a first emission layer and a second emission layer; a first counter electrode and a second counter electrode respectively disposed on the first intermediate layer and the second intermediate layer; a first layer and a second layer respectively disposed on the first counter electrode and the second counter electrode and comprising fluorine; and a connection layer disposed on the first layer and the second layer and electrically connected to the first counter electrode and the second counter electrode.

公开(公告)号：US20180366524A1

公开(公告)日：2018-12-20

申请号：US15838091

申请日：2017-12-11

Applicant: Samsung Display Co., Ltd.

Inventor： Hyunsung Bang ,  Arong Kim ,  Jungsun Park ,  Duckjung Lee ,  Jiyoung Choung

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

CPC classification number: H01L27/3246 ,  H01L27/3216 ,  H01L51/0011 ,  H01L51/0021 ,  H01L51/5225 ,  H01L2227/323

Abstract: A display device including a first pixel electrode and a second pixel electrode disposed adjacent to each other on a substrate; a pixel defining layer including a first opening corresponding to the first pixel electrode, a second opening corresponding to the second pixel electrode, and a first convex portion arranged adjacent to the first opening; a first intermediate layer arranged on the first pixel electrode to correspond to the first opening and including a first emission layer; and a first conductive inorganic layer arranged on the first intermediate layer to correspond to the first opening. At least one end of the first conductive inorganic layer extends beyond an end of the first intermediate layer and is disposed on the pixel defining layer between the first opening and the second opening.

公开(公告)号：US10090366B2

公开(公告)日：2018-10-02

申请号：US15839307

申请日：2017-12-12

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jiyoung Choung ,  Jungsun Park ,  Minsoo Shin ,  Insung Hwang

IPC: H01L27/32 ,  H01L51/52

Abstract: An organic light-emitting display device, including a substrate that includes a plurality of first emission portions that realize a first color and a plurality of second emission portions that realize a second color; a pixel-defining film that defines the plurality of first emission portions and the plurality of second emission portions; a plurality of pixel electrodes that are separate from each other and respectively correspond to the plurality of first emission portions; and a first stacked structure that includes an intermediate layer and a counter electrode on the intermediate layer, the intermediate layer including an organic emission layer emitting light of the first color, the first stacked structure further including first emission pattern portions respectively corresponding to the plurality of first emission portions, and first connection pattern portions on the pixel-defining film, the first connection pattern portions connecting the first emission pattern portions.

公开(公告)号：US10038037B2

公开(公告)日：2018-07-31

申请号：US15136628

申请日：2016-04-22

Applicant: Samsung Display Co., Ltd.

Inventor： Jiyoung Choung ,  Arong Kim ,  Jungsun Park ,  Hyungsung Bang ,  Jinbaek Choi ,  Younggil Kwon ,  Duckjung Lee

IPC: H01L27/32 ,  H01L51/52

CPC classification number: H01L27/3246 ,  H01L27/3211 ,  H01L51/5228

Abstract: An organic light-emitting display device includes a substrate including first and second pixel regions, pixel electrodes respectively corresponding thereto, a pixel-defining layer on the substrate, defining a first opening corresponding to the first pixel region, and defining a second opening corresponding to the second pixel region, a first intermediate layer in the first opening and corresponding to the first pixel region, a first opposite electrode on the first intermediate layer, a second intermediate layer in the second opening and corresponding to the second pixel region, a second opposite electrode on the second intermediate layer and spaced from the first opposite electrode, a connection electrode layer on the pixel-defining layer to cover the first and second pixel regions, and configured to electrically connect the first opposite electrode to the second opposite electrode, and a conductive adhesive layer between the pixel-defining layer and the connection electrode layer, and contacting the pixel-defining layer.

公开(公告)号：US20180114817A1

公开(公告)日：2018-04-26

申请号：US15839307

申请日：2017-12-12

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jiyoung Choung ,  Jungsun Park ,  Minsoo Shin ,  Insung Hwang

IPC: H01L27/32 ,  H01L51/52

CPC classification number: H01L27/3246 ,  H01L27/3211 ,  H01L27/3216 ,  H01L27/3218 ,  H01L51/5225

Abstract: An organic light-emitting display device, including a substrate that includes a plurality of first emission portions that realize a first color and a plurality of second emission portions that realize a second color; a pixel-defining film that defines the plurality of first emission portions and the plurality of second emission portions; a plurality of pixel electrodes that are separate from each other and respectively correspond to the plurality of first emission portions; and a first stacked structure that includes an intermediate layer and a counter electrode on the intermediate layer, the intermediate layer including an organic emission layer emitting light of the first color, the first stacked structure further including first emission pattern portions respectively corresponding to the plurality of first emission portions, and first connection pattern portions on the pixel-defining film, the first connection pattern portions connecting the first emission pattern portions.

公开(公告)号：US20170358633A1

公开(公告)日：2017-12-14

申请号：US15465536

申请日：2017-03-21

Applicant: Samsung Display Co., Ltd.

Inventor： Jungsun PARK ,  Hyunsung Bang ,  Duckjung Lee ,  Jiyoung Choung ,  Arong Kim

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

CPC classification number: H01L51/5253 ,  H01L27/3246 ,  H01L51/5225 ,  H01L51/5228

Abstract: An organic light-emitting display apparatus includes a substrate, a pixel electrode disposed on the substrate, a pixel-defining layer (PDL) disposed on the pixel electrode and having an opening exposing at least a part of the pixel electrode, an intermediate layer, a protective layer, and an opposite electrode be disposed on the PDL and having an opening exposing at least a part of the protective layer, wherein the opposite electrode is electrically connected to the protective layer. The intermediate layer may include a central portion disposed on the pixel electrode, an edge portion that extends from the central portion and contacts the PDL, at least one common layer, and an organic emission layer. The protective layer may include a central portion disposed on the central portion of the intermediate layer and an edge portion that extends from the central portion of the protective layer.

公开(公告)号：US09627619B2

公开(公告)日：2017-04-18

申请号：US14605965

申请日：2015-01-26

Applicant: Samsung Display Co., Ltd.

Inventor： Duckjung Lee ,  Jiyoung Choung ,  Kyuhwan Hwang

IPC: H01L21/00 ,  H01L51/00 ,  C23C14/04 ,  C23C14/28 ,  H01L51/50

CPC classification number: H01L51/0013 ,  C23C14/042 ,  C23C14/12 ,  C23C14/28 ,  H01L51/0009 ,  H01L51/001 ,  H01L51/0011 ,  H01L51/0037 ,  H01L51/0052 ,  H01L51/5012

Abstract: A thin film forming apparatus includes: a thin film source including a thin film on one surface of the thin film source to be transferred to a substrate; and a light emitter configured to apply light energy to the thin film source to transfer the thin film to the substrate.