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公开(公告)号：US20240224579A1
公开(公告)日：2024-07-04
申请号：US18441648
申请日：2024-02-14
Applicant: Samsung Display Co., Ltd.
Inventor： Jaeik KIM , Hyejin GWARK , Jungsun PARK , Heemin PARK , Yongsub SHIM , Yeonhwa LEE , Joongu LEE , Jongbeom HONG
IPC: H10K50/844 , H10K50/16 , H10K50/17 , H10K71/00
CPC classification number: H10K50/844 , H10K50/16 , H10K50/171 , H10K71/00
Abstract: A display apparatus includes a substrate including a display area including a transmission area and a pixel area, and a peripheral area adjacent to the display area; a display element disposed corresponding to the pixel area, the display element including a pixel electrode, an intermediate layer on the pixel electrode, and an opposite electrode on the intermediate layer; a hydrophobic layer disposed corresponding to the transmission area; and a plurality of fine particles disposed on the hydrophobic layer, the plurality of fine particles and the opposite electrode including a same material.
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公开(公告)号：US20230053320A1
公开(公告)日：2023-02-16
申请号：US17886456
申请日：2022-08-12
Applicant: Samsung Display Co., Ltd.
Inventor： Jungsun PARK , Hyejin Gwark , Arong Kim , Jaeik Kim , Heemin Park , Seungyong Song , Duckjung Lee , Yeonhwa Lee , Joongu Lee , Kyuhwan Hwang
Abstract: A display apparatus includes a substrate, a first electrode, a second electrode to be adjacent to the first electrode, a first emission layer on the first electrode, a second emission layer on the second electrode, a first low adhesive pattern between a center of the first emission layer and a center of the second emission layer in a plan view, a first negative charge generation layer continuously disposed to cover the first emission layer, the second emission layer, and the first low adhesive pattern, a first positive charge generation layer on the first negative charge generation layer, a first upper emission layer on the first positive charge generation layer and overlapping the first emission layer, a second upper emission layer on the first positive charge generation layer and overlapping the second emission layer, and a common electrode on the first upper emission layer and the second upper emission layer.
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公开(公告)号：US20220013749A1
公开(公告)日：2022-01-13
申请号：US17337870
申请日：2021-06-03
Applicant: Samsung Display Co., Ltd.
Inventor： Jaeik KIM , Hyejin GWARK , Jungsun PARK , Heemin PARK , Yongsub SHIM , Yeonhwa LEE , Joongu LEE , Jongbeom HONG
Abstract: A display apparatus includes a substrate including a display area including a transmission area and a pixel area, and a peripheral area adjacent to the display area; a display element disposed corresponding to the pixel area, the display element including a pixel electrode, an intermediate layer on the pixel electrode, and an opposite electrode on the intermediate layer; a hydrophobic layer disposed corresponding to the transmission area; and a plurality of fine particles disposed on the hydrophobic layer, the plurality of fine particles and the opposite electrode including a same material.
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公开(公告)号：US20250143138A1
公开(公告)日：2025-05-01
申请号：US18663696
申请日：2024-05-14
Applicant: Samsung Display Co., LTD.
Inventor： Seoulki LEE , Hwi KIM , Jungsun PARK , Jihee SON , Seungjun LEE , Areum LEE , Yeonhwa LEE , Joongu LEE
IPC: H10K59/80 , H10K71/60 , H10K102/00
Abstract: Provided is a display device and a method of manufacturing the display device. The display device includes a substrate, a pixel electrode disposed on the substrate, an intermediate layer disposed on the pixel electrode, and a common electrode disposed on the intermediate layer. The common electrode includes a silver (Ag) material doped with a first metal.
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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：US20240276805A1
公开(公告)日：2024-08-15
申请号：US18435431
申请日：2024-02-07
Applicant: Samsung Display Co., LTD.
Inventor： Jae Ik KIM , Hye Jin GWARK , Hwi KIM , Jungsun PARK , Yeon Hwa LEE , Joon Gu LEE
IPC: H10K59/131
CPC classification number: H10K59/131
Abstract: A display device includes: a substrate including a display area and a non-display area; an external common voltage line disposed in the non-display area; a common voltage line disposed in the display area and connected to the external common voltage line; a plurality of pixels positioned in the display area, each of which includes a first electrode and an emission layer; and a second electrode positioned on the pixels. The common voltage line has a multi-layered structure including a first layer, a second layer, and a third layer, the second layer defines an undercut structure therein, a width of the second layer is narrower than a width of each of the first layer and the third layer, and a length of an undercut of the undercut structure is greater than a thickness of the common voltage line.
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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.
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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.
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