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公开(公告)号：US20230246127A1
公开(公告)日：2023-08-03
申请号：US17944511
申请日：2022-09-14
发明人： Hoo Keun PARK , Sang Jo KIM , Su Jeong KIM , Byung Ju LEE
CPC分类号： H01L33/18 , H01L27/156 , H01L33/007 , H01L33/0093 , H01L33/325
摘要： A display device includes first banks spaced apart from one another and disposed on a substrate, a first electrode and a second electrode disposed on the respective first banks to cover the respective first banks, the first electrode and the second electrode being spaced apart from each other, and a light-emitting element disposed between the first electrode and the second electrode. The light-emitting element includes an active layer, a first semiconductor layer, and a second semiconductor layer disposed between the active layer and the first electrode. The first semiconductor layer includes a main semiconductor layer and a nanoporous layer disposed in the main semiconductor layer.
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公开(公告)号：US20220352112A1
公开(公告)日：2022-11-03
申请号：US17660002
申请日：2022-04-20
发明人： Hae Yun CHOI , Hoo Keun PARK , Tae Hee LEE , Joo Woan CHO
摘要： A display device including a display panel including a first panel pad, a first circuit board including a first pad spaced from the first panel pad and a coating member on the first pad, and a wire connecting the first panel pad and the first pad to each other. The coating member includes a same material as the wire and integrally connected to the wire.
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公开(公告)号：US20240063250A1
公开(公告)日：2024-02-22
申请号：US18233264
申请日：2023-08-11
发明人： Sang Jo KIM , Hoo Keun PARK
CPC分类号： H01L27/156 , H01L25/18 , H01L24/05 , H01L24/13 , H01L24/29 , H01L24/73 , H01L24/16 , H01L24/32 , H01L2224/05573 , H01L2224/05555 , H01L2224/13023 , H01L2224/16145 , H01L2224/29111 , H01L2224/29124 , H01L2224/29139 , H01L2224/29166 , H01L2224/29147 , H01L2924/0132 , H01L2224/73253 , H01L2924/12041
摘要： A display device includes a substrate, a plurality of pixel electrodes on the substrate, a plurality of light emitting elements on the plurality of pixel electrodes, and each of the plurality of light emitting elements including a first semiconductor layer, an active layer, and a second semiconductor layer, and a barrier layer around the plurality of light emitting elements and partitioning the plurality of light emitting elements, wherein the barrier layer includes a semiconductor material and a dopant including iron or carbon.
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公开(公告)号：US20230111615A1
公开(公告)日：2023-04-13
申请号：US17855182
申请日：2022-06-30
发明人： Jin Wan KIM , Sang Jo KIM , Hoo Keun PARK , Byung Ju LEE
摘要： A display device is provided. The display device comprises a plurality of pixel electrodes on a first substrate and spaced apart from each other; a plurality of light emitting elements on the plurality of pixel electrodes; and a common electrode layer on the plurality of light emitting elements, wherein the common electrode layer includes a first common electrode layer on the plurality of light emitting elements, and a second common electrode layer between the first common electrode layer and the plurality of light emitting elements, and a lattice constant of the first common electrode layer is larger than a lattice constant of the second common electrode layer.
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公开(公告)号：US20230027490A1
公开(公告)日：2023-01-26
申请号：US17786260
申请日：2020-12-15
发明人： Hye Lim KANG , Dong Gyun KIM , Hoo Keun PARK , Moon Jung AN , Chul Jong YOO , Dong Eon LEE
摘要： A display device includes a first electrode, a second electrode disposed spaced apart from the first electrode in a first direction, and an element part disposed between the first electrode and the second electrode. The element part includes light-emitting elements that have a shape extending in one direction and are arranged spaced apart from each other in a second direction perpendicular to the first direction; and a binder surrounding each of the light-emitting elements and fixing the light-emitting elements. The one direction in which the light-emitting elements extend is parallel to the first direction.
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公开(公告)号：US20220069178A1
公开(公告)日：2022-03-03
申请号：US17423463
申请日：2019-11-25
发明人： Young Rag DO , Yun Jae EO , Hoo Keun PARK
IPC分类号： H01L33/54 , H01L25/075
摘要： A display device and a method for manufacturing a display device are provided. A display device includes: a base layer; first and second electrodes which are located on the base layer; at least one light emitting diode which is located between the first and second electrodes and configured to emit light; and a protective layer which is located on the base layer and arranged to cover at least the first and second electrodes and the light emitting diode, and the protective layer includes a substrate layer and a light emission pattern formed by at least a partial region protruding from a surface of the substrate layer.
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公开(公告)号：US20210375984A1
公开(公告)日：2021-12-02
申请号：US17403828
申请日：2021-08-16
发明人： Dong Gyun KIM , Moon Jung AN , Dong Eon LEE , Hye Lim KANG , Hoo Keun PARK , Byung Ju LEE
摘要： A display device includes a substrate; a first electrode and a second electrode arranged to be spaced apart from each other on the substrate; a first insulating layer on the substrate; a light emitting element on the first insulating layer, located between the first electrode and the second electrode, and including a first end portion and a second end portion; a third electrode on the substrate and electrically connected to the first electrode and the first end portion; a fourth electrode on the substrate and electrically connected to the second electrode and the second end portion; a second insulating layer on the substrate and covering the light emitting element, the third electrode, and the fourth electrode; and a light diffusion layer on the second insulating layer and including a light diffusion particle.
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公开(公告)号：US20240063337A1
公开(公告)日：2024-02-22
申请号：US18344504
申请日：2023-06-29
发明人： Su Jeong KIM , Sang Jo KIM , Jin Wan KIM , Hoo Keun PARK
摘要： A display device includes a substrate including a pixel circuit unit, a partition wall including a distributed Bragg reflector (DBR) structure partitioning a light-emitting area and a non-light-emitting area, and light-emitting elements above the substrate, corresponding to the light-emitting area, and including a first semiconductor layer, an active layer, and a porous semiconductor layer.
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公开(公告)号：US20230223422A1
公开(公告)日：2023-07-13
申请号：US17969104
申请日：2022-10-19
发明人： Sang Jo KIM , Hoo Keun PARK , Young Jin SONG
CPC分类号： H01L27/156 , H01L33/007 , H01L33/18 , H01L33/24 , H01L33/44 , H01L33/325
摘要： A display device includes first banks spaced apart from one another and disposed on a substrate; a first electrode and a second electrode, each disposed on one of the first banks to cover each respective first bank and spaced apart from each other; and a light-emitting element disposed between the first electrode and the second electrode. The light-emitting element includes an active layer, the active layer is in a non-polarized state, and the active layer includes cubic gallium nitride (c-GaN).
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公开(公告)号：US20230197888A1
公开(公告)日：2023-06-22
申请号：US18081985
申请日：2022-12-15
发明人： Hoo Keun PARK , Jin Wan KIM , Seung Geun LEE
IPC分类号： H01L33/04 , H01L33/00 , H01L33/38 , H01L21/311
CPC分类号： H01L33/04 , H01L33/0075 , H01L33/38 , H01L21/31144 , B82Y40/00
摘要： Provided herein is a light emitting element and a method of fabricating the light emitting element. The light emitting element includes a first semiconductor layer, a first insulating film disposed on the first semiconductor layer, the first insulating film including a nano-pattern, an active layer disposed in the nano-pattern of the first insulating film, and a second semiconductor layer disposed on the active layer in the nano-pattern of the first insulating film.
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