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公开(公告)号:US20220199725A1
公开(公告)日:2022-06-23
申请号:US17521546
申请日:2021-11-08
Applicant: Samsung Display Co., LTD.
Inventor: Jin Woo CHOI , Min Woo KIM , Sung Kook PARK , Dae Ho SONG , Byung Choon YANG , Hyung Il JEON
Abstract: The display device includes a substrate including a plurality of pixel areas; and a pixel in each of the plurality of pixel areas. The pixel may include a pixel circuit layer on the substrate and including at least one transistor; a first electrode on the pixel circuit layer and electrically connected to the transistor; a plurality of light emitting elements on the first electrode and electrically connected to the first electrode; a second electrode on the plurality of light emitting elements; and a light blocking pattern on the second electrode and including a plurality of openings corresponding to each of the plurality of light emitting elements. Here, each of the plurality of pixel areas may include an emission area corresponding to each of the plurality of openings and a non-emission area excluding the emission area.
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公开(公告)号:US20220165921A1
公开(公告)日:2022-05-26
申请号:US17520118
申请日:2021-11-05
Applicant: Samsung Display Co., Ltd.
Inventor: Jin Woo CHOI , Min Woo KIM , Sung Kook PARK , Dae Ho SONG , Byung Choon YANG , Hyung Il JEON
Abstract: A display device includes a substrate, and a display element part on the substrate, and including a light emitting element configured to emit light in a display direction, and a bank pattern that protrudes in the display direction, wherein the bank pattern and the light emitting element include a same material.
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公开(公告)号:US20190339553A1
公开(公告)日:2019-11-07
申请号:US16364127
申请日:2019-03-25
Applicant: Samsung Display Co. Ltd.
Inventor: Hyung Il JEON , Sang Hee Jang , Byung Seok Choi
IPC: G02F1/1362 , H01L27/12 , H01L29/786 , G02F1/1368
Abstract: A display device includes: a semiconductor layer including source (SR), drain (DR), and channel (CR) regions; a first insulating layer (FIL) on the semiconductor layer; a gate line on the FIL and overlapping the CR; a second insulating layer (SIL) on the gate line; a first contact hole (FCH) in the FIL and the SIL, and exposing the SR; a data line on the SIL and contacting the SR; a third insulating layer (TIL) on the data line; a second contact hole (SCH) in the first to third insulating layers and exposing the DR; a drain electrode on the TIL and contacting the DR; a color filter on the TIL and not overlapping the SCH; a pixel electrode (PE) on the color filter and contacting the drain electrode; and an organic layer on the TIL and the PE. Upper surfaces of the organic layer and the PE are substantially coplanar.
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公开(公告)号:US20250072173A1
公开(公告)日:2025-02-27
申请号:US18942371
申请日:2024-11-08
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor: Hyung Il JEON , Min Woo KIM , Sung Kook PARK , Dae Ho SONG , Byung Choon YANG , Jin Woo CHOI
IPC: H01L33/42 , H01L25/075 , H01L33/40 , H01L33/58
Abstract: A display device includes: a substrate; a transparent electrode on one surface of the substrate; a reflective electrode on the transparent electrode; a transistor on the reflective electrode; and a light emitting element between the transparent electrode and the reflective electrode. The transistor overlaps the light emitting element.
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公开(公告)号:US20230118849A1
公开(公告)日:2023-04-20
申请号:US17856445
申请日:2022-07-01
Applicant: Samsung Display Co., LTD.
Inventor: Jin Woo CHOI , Sung Kook PARK , Sung Eun BAEK , Ki Seong SEO , So Yeon YOON , Hyung Il JEON
Abstract: A display device includes anode electrodes spaced apart from each other on a substrate, light emitting elements on the anode electrodes, mask layers on some of the light emitting elements, an insulating layer on the substrate and the anode electrodes and surrounding the light emitting elements, and a cathode electrode on the insulating layer and contacting some of the light emitting elements and the mask layers, the light emitting elements include first light emitting elements on a first anode electrode and emitting light of a first color, and second light emitting elements on the first anode electrode and emitting light of a second color, and third light emitting elements on the first anode electrode and emitting light of a third color, and the mask layer includes a first mask layer on the second light emitting elements, and a second mask layer on the third light emitting elements.
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公开(公告)号:US20220352433A1
公开(公告)日:2022-11-03
申请号:US17563698
申请日:2021-12-28
Applicant: Samsung Display Co., LTD.
Inventor: Joo Woan CHO , Dae Ho SONG , Byung Choon YANG , Tae Hee LEE , Hyung Il JEON
Abstract: A display device comprises a first substrate including a plurality of pixel circuit units, a plurality of light emitting elements in a display area on the first substrate and electrically connected to a corresponding one of the plurality of pixel circuit units, respectively, a plurality of grooves corresponding to partially recessed top surfaces of the plurality of light emitting elements, respectively, and a plurality of light output patterns corresponding to the plurality of light emitting elements, the light output pattern being partially in a corresponding groove of the plurality of grooves, wherein the light output pattern includes a first surface in contact with the light emitting element in the groove, a second surface opposite to the first surface, and a third surface that is a side surface connecting the first surface and the second surface, and the second surface is a curved outer surface.
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公开(公告)号:US20220352424A1
公开(公告)日:2022-11-03
申请号:US17655325
申请日:2022-03-17
Applicant: Samsung Display Co., LTD.
Inventor: Jin Woo CHOI , Min Woo KIM , Sung Kook PARK , Jin Taek PARK , Sung Eun BAEK , Dae Ho SONG , Hyung Il JEON
Abstract: A display device includes a substrate, a partition wall on the substrate, a pixel electrode located at each of a plurality of light emitting areas partitioned by the partition wall on the substrate, a light emitting element on the pixel electrode in each of the plurality of light emitting areas and extending in a thickness direction of the substrate, a common electrode on the light emitting element and the partition wall, and a common connection electrode located between the substrate and the partition wall. The common electrode may be in contact with an upper surface of the common connection electrode that is not covered by the partition wall.
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公开(公告)号:US20220352421A1
公开(公告)日:2022-11-03
申请号:US17571296
申请日:2022-01-07
Applicant: Samsung Display Co., LTD.
Inventor: Hyung Il JEON , Sung Kook PARK , Ki Seong SEO , So Yeon YOON , Joo Woan CHO , Jin Woo CHOI
Abstract: There is provided a display device including a base substrate, a conductive connection layer on the base substrate, a partitioning wall on the conductive connection layer, and a light emitting element on the conductive connection layer and in a space surrounded by the partitioning wall in a plan view, wherein the conductive connection layer includes a first portion overlapping the partitioning wall and the light emitting element, and a second portion not overlapping the partitioning wall and the light emitting element, an electrical conductivity of the first portion being greater than an electrical conductivity of the second portion.
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公开(公告)号:US20220352419A1
公开(公告)日:2022-11-03
申请号:US17559443
申请日:2021-12-22
Applicant: Samsung Display Co., LTD.
Inventor: Byung Choon YANG , Sung Kook PARK , Dae Ho SONG , Hyung Il JEON , Joo Woan CHO , Jin Woo CHOI
IPC: H01L33/38 , H01L25/075 , H01L33/54 , H01L33/62 , H01L27/15
Abstract: A display device includes a first electrode disposed on a substrate; a light emitting element disposed on the first electrode, the light emitting element being electrically connected to the first electrode; a second electrode disposed on the light emitting element, the second electrode being electrically connected to the light emitting element; a meta structure disposed on the second electrode, the meta structure overlapping the light emitting element; and a bank pattern disposed on the substrate, the bank pattern being spaced apart from the light emitting element.
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公开(公告)号:US20220352249A1
公开(公告)日:2022-11-03
申请号:US17692823
申请日:2022-03-11
Applicant: Samsung Display Co., LTD.
Inventor: Sung Kook PARK , Dae Ho SONG , Min Woo KIM , Byung Choon YANG , So Yeon YOON , Hyung Il JEON , Joo Woan CHO , Jin Woo CHOI
Abstract: A display device includes: a base layer; and light-emitting elements on a first surface of the base layer. The base layer includes groove patterns that are recessed from a second surface of the base layer, and the groove patterns overlap with the light-emitting elements, respectively.
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