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公开(公告)号:US20190244567A1
公开(公告)日:2019-08-08
申请号:US16214786
申请日:2018-12-10
Applicant: Samsung Display Co., Ltd.
Inventor: Hyun Min CHO , Sung Chul KIM , Dae Hyun KIM , Hye Yong CHU , Jong Hyuk KANG , Keun Kyu SONG , Joo Yeol LEE , Bek Hyun LIM , Hyun Deok IM
CPC classification number: G09G3/3233 , H01L33/0095 , H01L33/20 , H01L33/38 , H01L33/44 , H01L33/52 , H05B33/0821
Abstract: A display device includes: a substrate; a display element layer on one surface of the substrate and including at least one light emitting element emitting light; and a pixel circuit portion on the display element layer and including at least one transistor electrically connected to the light emitting element, wherein the display element layer includes: a first electrode on the substrate and electrically connected to one end of the light emitting element; a second electrode on the substrate and electrically connected to the other end of the light emitting element; and an insulation layer on the substrate including the second electrode, and having a first opening exposing a portion of the second electrode, and wherein the second electrode is electrically connected to the transistor through the first opening.
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公开(公告)号:US20180088437A1
公开(公告)日:2018-03-29
申请号:US15582230
申请日:2017-04-28
Applicant: Samsung Display Co., Ltd.
Inventor: Su Jung HUH , Yi Joon AHN , Jae Joong KWON , Keun Kyu SONG
CPC classification number: G02F1/29 , G02B27/2214 , G02B27/225 , G02F2001/294 , H04N13/307 , H04N13/324
Abstract: A lens panel according to an exemplary embodiment includes an area that is divided into a plurality of domains in a plan view. The area includes an optical modulation layer, a first electrode, and a second electrode in a sectional view, the first electrode and the second electrode facing each other interposing the optical modulation layer. The first electrode includes a plurality of first openings, and the second electrode includes a plurality of second openings. One of a first opening among the plurality of first openings and a second opening among the plurality of second openings is disposed in each of the plurality of domains in the plan view. The first opening is disposed in a first domain among the plurality of domains, and the second opening is disposed in a second domain that is adjacent to the first domain among the plurality of domains.
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公开(公告)号:US20250107294A1
公开(公告)日:2025-03-27
申请号:US18585678
申请日:2024-02-23
Applicant: Samsung Display Co., LTD.
Inventor: Jin Oh KWAG , Dae Hyun KIM , Keun Kyu SONG , Sung Chan JO , Hyun Min CHO
Abstract: A display device includes a first electrode and a second electrode that are spaced apart from and facing each other; a light-blocking layer disposed above the first electrode and the second electrode; and at least one light-emitting element disposed between the first electrode and the second electrode. The light-blocking layer includes a light-blocking portion absorbing light and an opening pattern. The light-blocking portion includes an area partially overlapping the first electrode and the second electrode. The at least one opening pattern exposes portions of the first and second electrodes facing each other and at least a portion of an area between the first and second electrodes facing each other. The at least one light-emitting element overlaps the at least one opening pattern.
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公开(公告)号:US20240363806A1
公开(公告)日:2024-10-31
申请号:US18764922
申请日:2024-07-05
Applicant: Samsung Display Co., LTD.
Inventor: Dae Hyun KIM , Hyun Min CHO , Jin Oh KWAG , Keun Kyu SONG , Sung Chan JO
CPC classification number: H01L33/382 , H01L27/156 , H01L33/005 , H01L2933/0016
Abstract: A display device includes a first electrode, a second electrode spaced apart from the first electrode to face the first electrode, a first insulation layer, at least one light emitting element, a second insulation layer, a first contact electrode, and a second contact electrode. The first insulation layer includes an overlapping area which overlaps the at least one light emitting element, a first non-overlapping area which extends outward from the first end of the at least one light emitting element and does not overlap the at least one light emitting element, and a second non-overlapping area which extends outward from the second end of the at least one light emitting element and does not overlap the at least one light emitting element.
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公开(公告)号:US20240063359A1
公开(公告)日:2024-02-22
申请号:US18497954
申请日:2023-10-30
Applicant: Samsung Display Co., Ltd.
Inventor: Dae Hyun KIM , Hyun Min CHO , Hyun Deok IM , Jong Hyuk KANG , Keun Kyu SONG , Joo Yeol LEE , Bek Hyun LIM , SUNG-CHAN JO
IPC: H01L33/62 , H01L25/075 , H01L25/16 , H01L27/12 , H01L33/38
CPC classification number: H01L33/62 , H01L25/0753 , H01L25/167 , H01L27/1259 , H01L33/38 , H01L33/24
Abstract: A light emitting device may include: a substrate including a plurality of unit light emitting regions; and first to fourth insulating layers sequentially on the substrate. Each of the unit light emitting regions may include: at least one light emitting element on the first insulating layer, the at least one light emitting element having a first end portion and a second end portion in a length direction thereof; first and second partition walls on the substrate, and the first and second partition walls being spaced apart from each other; a first reflective electrode on the first partition wall and a second reflective electrode on the second partition wall; a first contact electrode on the first reflective electrode, the first contact electrode connecting the first reflective electrode and the first end portion of the light emitting element; a second contact electrode on the second reflective electrode, the second contact electrode connecting the second reflective electrode and the second end portion of the light emitting element; and a conductive pattern provided between the first insulating layer and the first contact electrode, the conductive pattern surrounding the first and second reflective electrodes when viewed on a plane.
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公开(公告)号:US20220204796A1
公开(公告)日:2022-06-30
申请号:US17593438
申请日:2020-03-03
Applicant: Samsung Display Co., Ltd.
Inventor: Jae Hoon JUNG , Hee Yeon YOO , Hye Jung HONG , Hyo Jin KO , Duk Ki KIM , Jun Bo SIM , Sung Chan JO , Jong Hyuk KANG , Keun Kyu SONG , Hyun Min CHO
IPC: C09D11/50 , H01L33/00 , H01L25/075
Abstract: A method for manufacturing a display device comprises the steps of: spraying, on a target substrate having a first electrode and a second electrode formed thereon, an element ink comprising a first element solvent and light-emitting elements dispersed in the first element solvent; forming a second element solvent in which at least some bonds of the first element solvent are decomposed by irradiating light to the first element solvent and mounting the light-emitting elements on the first electrode and the second electrode; and removing the second element solvent.
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公开(公告)号:US20220037299A1
公开(公告)日:2022-02-03
申请号:US17277270
申请日:2019-05-29
Applicant: Samsung Display Co., Ltd.
Inventor: Won Ho LEE , Yo Han LEE , Jong Hyuk KANG , Jin Oh KWAG , Hyun Deok IM , Hyun Min CHO , Won Kyu KIM , Keun Kyu SONG
Abstract: A display device and a method of manufacturing the same are provided. The display device comprises a first area which extends in a first direction, a second area which extends in the first direction and is alongside the first area in a second direction intersecting the first direction, at least one first light emitting element in the first area, at least one second light emitting element in the second area, at least one first wiring coupled to an end of the first light emitting element in the first area and that extends in the first direction and at least one second wiring coupled to an end of the second light emitting element in the second area and that extends in the first direction, wherein the first wiring and the second wiring are electrically isolated from each other.
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公开(公告)号:US20210375194A1
公开(公告)日:2021-12-02
申请号:US17284337
申请日:2019-04-11
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor: Jin Oh KWAG , Won Sik OH , Keun Kyu SONG , Sung-Chan JO , Hyun Min CHO
IPC: G09G3/32
Abstract: A pixel includes first and second sub-emission areas enclosed by a bank; a first light source unit disposed in the first sub-emission area, and including at least one first light emitting element connected between at least one first split electrode and a second power supply; a second light source unit disposed in the second sub-emission area, and including at least one second light emitting element connected between at least one second split electrode and the second power supply; a first driving circuit connected between a first power supply and the at least one first split electrode, and supplying a first driving current to the first light source unit in response to a first data signal; and a second driving circuit connected between the first power supply and the second split electrode, and supplying a second driving current to the second light source unit in response to a second data signal.
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公开(公告)号:US20210343784A1
公开(公告)日:2021-11-04
申请号:US17285689
申请日:2019-04-15
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor: Jin Oh KWAG , Jong Hyuk KANG , Keun Kyu SONG , Sung-Chan JO , Hyun Min CHO
IPC: H01L27/15 , H01L29/786 , H01L33/24 , H01L33/38 , H01L33/62
Abstract: A display device comprises a substrate including a display area and a non-display area, and pixels disposed in the display area, each of the pixels including sub-pixels. Each of sub-pixels includes a pixel circuit layer, and a display element layer including at least one light emitting element. The display element layer includes first and second electrodes spaced apart from each other, the light emitting element disposed between the first electrode and second electrode, a first contact electrode that electrically connects an end of the light emitting element to the first electrode, and a second contact electrode that electrically connects another end of the light emitting element to the second electrode. Each of sub-pixels includes a first area in which the pixel circuit layer is disposed, and a second area adjacent to the first area. The second area includes a transmission area through which the light passes.
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公开(公告)号:US20210280746A1
公开(公告)日:2021-09-09
申请号:US17257756
申请日:2019-01-03
Applicant: Samsung Display Co., LTD.
Inventor: Dae Hyun KIM , Hyun Min CHO , Jin Oh KWAG , Keun Kyu SONG , Sung Chan JO
Abstract: A display device includes a first electrode, a second electrode spaced apart from the first electrode to face the first electrode, a first insulation layer, at least one light emitting element, a second insulation layer, a first contact electrode, and a second contact electrode. The first insulation layer includes an overlapping area which overlaps the at least one light emitting element, a first non-overlapping area which extends outward from the first end of the at least one light emitting element and does not overlap the at least one light emitting element, and a second non-overlapping area which extends outward from the second end of the at least one light emitting element and does not overlap the at least one light emitting element.
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