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公开(公告)号:US20220130931A1
公开(公告)日:2022-04-28
申请号:US17334980
申请日:2021-05-31
Applicant: Samsung Display Co., Ltd.
Inventor: Sang Hyung LIM , Kyu Min KIM , Hui-Won YANG , Dong Ha LEE
IPC: H01L27/32
Abstract: A display device according to an embodiment includes: a first conductive layer that is disposed on a substrate; a transistor that is disposed on the substrate; and a light emitting element that is electrically connected to the transistor, wherein the transistor includes a semiconductor layer that at least partially overlaps the first conductive layer and is disposed on the first conductive layer, and a gate electrode that is disposed on the semiconductor layer. The semiconductor layer includes a first region that does not overlap the first conductive layer, a third region that overlaps the first conductive layer, and a second region that is disposed between the first region and the third region and traverses an edge of the first conductive layer. The first width of the semiconductor layer in the first region is smaller than a second width of the semiconductor layer in the second region.
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公开(公告)号:US20240237407A9
公开(公告)日:2024-07-11
申请号:US18309926
申请日:2023-05-01
Applicant: Samsung Display Co., LTD.
Inventor: Sang Hyung LIM
IPC: H10K59/121 , H10K59/12
CPC classification number: H10K59/1216 , H10K59/1201
Abstract: According to an embodiment of the disclosure, a display device includes a pixel circuit layer including a base layer and a pixel circuit disposed on the base layer, and a light emitting element disposed on the base layer and electrically connected to the pixel circuit. The pixel circuit includes a transistor and a storage capacitor including a first capacitor electrode and a second capacitor electrode. The base layer includes a concave portion. At least a portion of each of the first capacitor electrode and the second capacitor electrode is disposed in the concave portion.
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公开(公告)号:US20220111646A1
公开(公告)日:2022-04-14
申请号:US17447180
申请日:2021-09-08
Applicant: Samsung Display Co., Ltd.
Inventor: Sang Hyung LIM , Soon Mi CHOI
IPC: B41J2/14
Abstract: An inkjet apparatus comprises a stage, and an inkjet head positioned over the stage and including a plurality of nozzles through which ink including a plurality of particles is discharged. The inkjet head comprises a base portion constituting a main body of the inkjet head, a discharge portion adjacent to the base portion and including the plurality of nozzles, and an inner flow path between the base portion and the discharge portion and configured to accommodate the ink, wherein the base portion includes a first surface contacting the inner flow path, and at least a part of the first surface is at an incline.
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公开(公告)号:US20240371889A1
公开(公告)日:2024-11-07
申请号:US18591298
申请日:2024-02-29
Applicant: Samsung Display Co., LTD.
Inventor: Sang Hyung LIM
Abstract: A display device includes a substrate having a lower surface on which a groove is formed, a conductive pattern disposed in the groove of the substrate, a bridge pattern disposed on the substrate and electrically connected to the conductive pattern through a contact hole passing through the substrate, a first insulating layer disposed on the substrate and covering the bridge pattern, a transistor disposed on the first insulating layer, a second insulating layer disposed on the substrate and covering the transistor, and a light emitting element disposed on the second insulating layer. The bridge pattern is electrically connected to the transistor or the light emitting element. A first valley is further formed on the lower surface of the substrate, the first valley and the groove being different from each other, and a conductive pattern is not disposed in the first valley.
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公开(公告)号:US20240234383A1
公开(公告)日:2024-07-11
申请号:US18363100
申请日:2023-08-01
Applicant: Samsung Display Co., LTD.
Inventor: Sang Hyung LIM , Mi Hyang SHEEN
IPC: H01L25/075 , H01L25/16 , H01L33/00 , H01L33/06
CPC classification number: H01L25/0753 , H01L25/167 , H01L33/0062 , H01L33/0095 , H01L33/06 , H01L2933/0041
Abstract: A method of manufacturing a light emitting element, comprising patterning a first base area of a growth base, forming semiconductor layers, and patterning a portion of a second base area of the growth base, different from the first base area. A resulting light emitting element, and a display device including such a light emitting element are included.
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公开(公告)号:US20230170441A1
公开(公告)日:2023-06-01
申请号:US17997519
申请日:2021-04-23
Applicant: Samsung Display Co., LTD.
Inventor: Mi Hyang SHEEN , Sang Hyung LIM , Myeong Kyu PARK , Na Ri AHN , Doo Hyoung LEE
IPC: H01L33/38 , H01L33/24 , H01L33/60 , H01L33/62 , H01L25/075
CPC classification number: H01L33/382 , H01L25/0753 , H01L33/24 , H01L33/60 , H01L33/62
Abstract: Provided are a light emitting device and a display apparatus comprising the same. The light emitting device comprises a light emitting device core extending in one direction, and a transmission filter layer surrounding a part of the side surface of the light emitting device core, wherein the side surface of the light emitting device core comprises a first area having the transmission filter layer arranged therein, and a second area not having the transmission filter layer arranged therein.
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公开(公告)号:US20210296422A1
公开(公告)日:2021-09-23
申请号:US17089246
申请日:2020-11-04
Applicant: Samsung Display Co., LTD.
Inventor: Sang Hyung LIM , Jee Hoon KIM , Mi Hyang SHEEN , Jin Ho JANG , Myeong Kyu PARK , Na Ri AHN , Hui Won YANG , Doo Hyoung LEE
Abstract: A display device includes a first conductive pattern on a substrate, a first insulating layer on the first conductive pattern, a semiconductor pattern on the first insulating layer, a second insulating layer on the first insulating layer and the semiconductor pattern, and a second conductive pattern on the second insulating layer. A first edge of the first conductive pattern faces a second edge of the second conductive pattern, the first conductive pattern does not overlap the second conductive pattern in an area where the first edge faces the second edge, the semiconductor pattern is in the area where the first edge faces the second edge, the second conductive pattern overlaps the second insulating layer, and the second insulating layer includes a third edge protruding from the second edge of the second conductive pattern.
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公开(公告)号:US20240208221A1
公开(公告)日:2024-06-27
申请号:US18597738
申请日:2024-03-06
Applicant: Samsung Display Co., LTD.
Inventor: Sang Hyung LIM , Soon Mi CHOI
IPC: B41J2/14
CPC classification number: B41J2/1433
Abstract: An inkjet apparatus comprises a stage, and an inkjet head positioned over the stage and including a plurality of nozzles through which ink including a plurality of particles is discharged. The inkjet head comprises a base portion constituting a main body of the inkjet head, a discharge portion adjacent to the base portion and including the plurality of nozzles, and an inner flow path between the base portion and the discharge portion and configured to accommodate the ink, wherein the base portion includes a first surface contacting the inner flow path, and at least a part of the first surface is at an incline.
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公开(公告)号:US20240138190A1
公开(公告)日:2024-04-25
申请号:US18309926
申请日:2023-04-30
Applicant: Samsung Display Co., LTD.
Inventor: Sang Hyung LIM
IPC: H10K59/121 , H10K59/12
CPC classification number: H10K59/1216 , H10K59/1201
Abstract: According to an embodiment of the disclosure, a display device includes a pixel circuit layer including a base layer and a pixel circuit disposed on the base layer, and a light emitting element disposed on the base layer and electrically connected to the pixel circuit. The pixel circuit includes a transistor and a storage capacitor including a first capacitor electrode and a second capacitor electrode. The base layer includes a concave portion. At least a portion of each of the first capacitor electrode and the second capacitor electrode is disposed in the concave portion.
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公开(公告)号:US20240099071A1
公开(公告)日:2024-03-21
申请号:US18340760
申请日:2023-06-23
Applicant: Samsung Display Co., LTD.
Inventor: Sang Hyung LIM , Se Jin PARK , Jae Ho EO , Soon Mi CHOI
IPC: H10K59/122 , H10K59/38 , H10K59/80
CPC classification number: H10K59/122 , H10K59/38 , H10K59/873 , H10K59/879
Abstract: A display device includes a first substrate, a first electrode above the first substrate, a pixel-defining film above the first electrode, and defining an emission area, a light-emitting layer above the first electrode and the pixel-defining film, a second electrode above the light-emitting layer, a thin-film encapsulation structure above the second electrode, and including an organic film defining an opening, and a color control layer above the thin-film encapsulation structure in the opening.
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