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公开(公告)号：US11049916B2
公开(公告)日：2021-06-29
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
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：US10431742B2
公开(公告)日：2019-10-01
申请号：US15860466
申请日：2018-01-02
Applicant: Samsung Display Co., Ltd.
Inventor： Arong Kim , Jungsun Park , Hyunsung Bang , Duckjung Lee , Jiyoung Choung
IPC: H01L51/00 , G03F7/09 , G03F7/095 , G03F7/16 , G03F7/20 , G03F7/26 , H01L51/56 , H01L27/32 , H01L51/52 , H01L51/50
Abstract: A method of manufacturing an organic light-emitting display apparatus including forming a lift-off layer on a substrate including a first electrode, the lift-off layer including a fluoropolymer; sequentially forming a barrier layer and a photoresist on the lift-off layer, the barrier layer including an inorganic material; patterning the photoresist and the barrier layer to remove a first portion of the photoresist corresponding to the first electrode such that a second portion other than the first portion remains; etching a portion of the lift-off layer corresponding to the first portion to expose the first electrode; forming an organic functional layer and an auxiliary electrode over the first electrode and the second portion of the photoresist, the organic functional layer including an emission layer; and removing the lift-off layer, the barrier layer, the photoresist, the organic functional layer, and the auxiliary electrode remaining on the second portion.
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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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公开(公告)号：US09502693B2
公开(公告)日：2016-11-22
申请号：US14808664
申请日：2015-07-24
Applicant: Samsung Display Co., Ltd.
Inventor： Jungsun Park , Hyunsung Bang
CPC classification number: H01L51/56 , H01L27/3211 , H01L27/3248 , H01L51/5206 , H01L51/5237 , H01L51/5253
Abstract: Provided is a method of manufacturing an organic light-emitting display apparatus. The method includes: forming a passivation layer on a substrate, on which pixel electrodes are formed, to cover the pixel electrodes; forming a first exposure portion in the passivation layer to expose a first pixel electrode among the pixel electrodes; forming a first intermediate layer on the exposed first pixel electrode; filling the first exposure portion with the same material as the passivation layer; forming a second exposure portion in the passivation layer to expose a second pixel electrode among the pixel electrodes; forming a second intermediate layer on the exposed second pixel electrode; filling the second exposure portion with the same material as the passivation layer; forming a third exposure portion in the passivation layer to expose a third pixel electrode among the pixel electrodes; and forming a third intermediate layer on the exposed third pixel electrode.
Abstract translation: 提供一种制造有机发光显示装置的方法。 该方法包括：在形成有像素电极的基板上形成钝化层以覆盖像素电极; 在所述钝化层中形成第一曝光部分以暴露所述像素电极中的第一像素电极; 在所述暴露的第一像素电极上形成第一中间层; 用与钝化层相同的材料填充第一曝光部分; 在所述钝化层中形成第二曝光部分，以暴露所述像素电极中的第二像素电极; 在所述暴露的第二像素电极上形成第二中间层; 用与钝化层相同的材料填充第二曝光部分; 在所述钝化层中形成第三曝光部分，以暴露所述像素电极中的第三像素电极; 以及在所述暴露的第三像素电极上形成第三中间层。
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公开(公告)号：US12035544B2
公开(公告)日：2024-07-09
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 , H10K50/15 , H10K50/17 , H10K50/813 , H10K50/822 , H10K50/824 , H10K59/12 , H10K59/131 , H10K71/00
CPC classification number: H10K59/122 , H10K50/813 , H10K50/822 , H10K50/824 , H10K59/1315 , H10K71/00 , H10K50/15 , H10K50/17 , H10K59/1201
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：US11611055B2
公开(公告)日：2023-03-21
申请号：US17080701
申请日：2020-10-26
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Jiyoung Choung , Jungsun Park , Hyunsung Bang , Duckjung Lee
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.
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公开(公告)号：US20200099006A1
公开(公告)日：2020-03-26
申请号：US16693382
申请日：2019-11-25
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 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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公开(公告)号：US11569317B2
公开(公告)日：2023-01-31
申请号：US17332870
申请日：2021-05-27
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Duckjung Lee , Hyejin Gwark , Arong Kim , Jungsun Park , Hyunsung Bang
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：US11469374B2
公开(公告)日：2022-10-11
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：US10930875B2
公开(公告)日：2021-02-23
申请号：US16693382
申请日：2019-11-25
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 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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