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公开(公告)号：US20200152719A1
公开(公告)日：2020-05-14
申请号：US16740551
申请日：2020-01-13
Applicant: Samsung Display Co., Ltd.
Inventor： Duckjung LEE , Arong KIM , Jungsun PARK , Hyunsung BANG , Jiyoung CHOUNG
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.
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公开(公告)号：US20190237527A1
公开(公告)日：2019-08-01
申请号：US16239085
申请日：2019-01-03
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Duckjung LEE , Hyejin GWARK , Arong KIM , Jungsun PARK , Hyunsung BANG
CPC classification number: H01L27/3246 , H01L27/3279 , H01L51/5056 , H01L51/5088 , H01L51/5209 , H01L51/5225 , H01L51/5228 , H01L51/56 , H01L2227/323
Abstract: An organic light-emitting display apparatus, including a substrate including a plurality of pixel areas and non-pixel areas in a display area, a plurality of pixel electrodes respectively corresponding to the plurality of pixel areas, a pixel-defining layer including a cover portion and openings, wherein the cover portion covers an edge of each of the plurality of pixel electrodes, and each of the openings exposes a central portion of a pixel electrode among the plurality of pixel electrodes, an auxiliary electrode located such that the auxiliary electrode corresponds to at least a portion of a top surface of the cover portion, and an intermediate layer and a counter electrode, each located in the openings. The pixel-defining layer may have an under-cut structure in which the at least a portion of the top surface of the cover portion is recessed from the auxiliary electrode.
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公开(公告)号：US20170352712A1
公开(公告)日：2017-12-07
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
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.
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公开(公告)号：US20230284485A1
公开(公告)日：2023-09-07
申请号：US18317048
申请日：2023-05-12
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Duckjung LEE
IPC: H10K59/122 , H10K71/00 , H10K71/20
CPC classification number: H10K59/122 , H10K71/00 , H10K71/221 , H10K59/1201
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.
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公开(公告)号：US20230172007A1
公开(公告)日：2023-06-01
申请号：US18161840
申请日：2023-01-30
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Duckjung LEE , Hyejin GWARK , Arong KIM , Jungsun PARK , Hyunsung BANG
IPC: H10K59/122 , H10K50/813 , H10K50/822 , H10K50/824 , H10K59/131 , H10K71/00
CPC classification number: H10K59/122 , H10K50/813 , H10K50/822 , H10K50/824 , H10K59/1315 , H10K71/00 , H10K50/15
Abstract: An organic light-emitting display apparatus, including a substrate including a plurality of pixel areas and non-pixel areas in a display area, a plurality of pixel electrodes respectively corresponding to the plurality of pixel areas, a pixel-defining layer including a cover portion and openings, wherein the cover portion covers an edge of each of the plurality of pixel electrodes, and each of the openings exposes a central portion of a pixel electrode among the plurality of pixel electrodes, an auxiliary electrode located such that the auxiliary electrode corresponds to at least a portion of a top surface of the cover portion, and an intermediate layer and a counter electrode, each located in the openings. The pixel-defining layer may have an under-cut structure in which the at least a portion of the top surface of the cover portion is recessed from the auxiliary electrode.
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Patent Agency Ranking
公开(公告)号：US20210057648A1
公开(公告)日：2021-02-25
申请号：US17094281
申请日：2020-11-10
Applicant: Samsung Display Co., Ltd.
Inventor： Hyunsung BANG , Arong KIM , Jungsun PARK , Duckjung LEE
Abstract: An organic light-emitting display apparatus including: a substrate; a plurality of first electrodes spaced apart from each other on the substrate; a plurality of organic functional layers respectively covering an upper surface and side surfaces of the plurality of first electrodes, each of the plurality of organic functional layers including an emission layer; a first bank disposed between the plurality of organic functional layers and not directly contacting the plurality of first electrodes; and a second electrode disposed on the plurality of organic functional layers.
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公开(公告)号：US20190157615A1
公开(公告)日：2019-05-23
申请号：US16260116
申请日：2019-01-29
Applicant: Samsung Display Co., Ltd.
Inventor： Jungsun PARK , Hyunsung BANG , Duckjung LEE , Jiyoung CHOUNG , Arong KIM
CPC classification number: H01L51/5253 , H01L27/3246 , H01L51/5225 , H01L51/5228
Abstract: A method of manufacturing an organic light-emitting display apparatus includes: forming a pixel electrode on a substrate; forming a pixel-defining layer (PDL) having an opening exposing at least a part of the pixel electrode; forming an intermediate layer including 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; forming a protective layer including 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 and contacts the PDL; and forming an opposite electrode on the PDL, the opposite electrode having an opening exposing at least a part of the protective layer and electrically connected to the protective layer.
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公开(公告)号：US20190013375A1
公开(公告)日：2019-01-10
申请号：US16128700
申请日：2018-09-12
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Wonkyu CHOE , Duckjung LEE
Abstract: An organic light-emitting display apparatus, including a pixel electrode; a pixel definition layer covering at least a portion of an edge of the pixel electrode; an emission layer on the pixel electrode; and a first intermediate layer on the pixel electrode and the pixel definition layer, the first intermediate layer having a first through hole corresponding to at least a portion of an upper surface of the pixel definition layer.
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公开(公告)号：US20180047930A1
公开(公告)日：2018-02-15
申请号：US15659569
申请日：2017-07-25
Applicant: Samsung Display Co., Ltd.
Inventor： Duckjung LEE , Arong Kim , Jungsun Park , Hyunsung Bang , Jiyoung Choung
CPC classification number: H01L51/5092 , H01L27/3211 , H01L27/3218 , H01L51/0018 , H01L51/0096 , H01L51/5064 , H01L51/5209 , H01L51/5231 , H01L51/56
Abstract: An organic light-emitting display apparatus including: a first electrode of a first group; a first organic functional layer covering the first electrode of the first group and including a first emission layer; a second electrode of the first group covering the first organic functional layer; a first electrode of a second group separate from the first electrode of the first group; a second organic functional layer separate from the first organic functional layer, covering the first electrode of the second group, having a larger area than the first organic functional layer, and including a second emission layer; a second electrode of the second group covering the second organic functional layer; and a common electrode integrally and commonly disposed on the second electrode of the first group and the second electrode of the second group.
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20.发明申请公开(公告)号：US20170040397A1
公开(公告)日：2017-02-09
申请号：US15156493
申请日：2016-05-17
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Wonkyu CHOE , Duckjung LEE
CPC classification number: H01L27/3258 , H01L27/3211 , H01L27/3246 , H01L51/5056 , H01L51/5072 , H01L51/5088 , H01L51/5092 , H01L51/5237 , H01L51/56 , H01L2227/323
Abstract: An organic light-emitting display apparatus, including a pixel electrode; a pixel definition layer covering at least a portion of an edge of the pixel electrode; an emission layer on the pixel electrode; and a first intermediate layer on the pixel electrode and the pixel definition layer, the first intermediate layer having a first through hole corresponding to at least a portion of an upper surface of the pixel definition layer.
Abstract translation: 一种有机发光显示装置，包括像素电极; 覆盖像素电极的边缘的至少一部分的像素限定层; 像素电极上的发射层; 以及在所述像素电极和像素限定层上的第一中间层，所述第一中间层具有与所述像素限定层的上表面的至少一部分对应的第一通孔。
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