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公开(公告)号：US11769788B2
公开(公告)日：2023-09-26
申请号：US17501996
申请日：2021-10-14
发明人： Jinjoo Park , Hoyoung Ahn , Junhee Choi , Sungjin Kang , Junghun Park
CPC分类号： H01L27/156 , H01L33/145 , H01L33/42 , H01L33/504
摘要： A high-resolution display device is provided. The high-resolution display device includes a light-emitting layer including a first semiconductor layer, an active layer, and a second semiconductor layer, a plurality of transparent electrodes respectively formed on the second semiconductor layer in sub-pixel regions, a first electrode connected to the first semiconductor layer, a plurality of second electrodes connected to the plurality of transparent electrodes, a color-converting layer arranged over the light-emitting layer and configured to emit light of a predetermined color based on light generated by the light-emitting layer, which are sequentially stacked on a substrate including a plurality of sub-pixel regions. One or more ion injection regions corresponding to current injection regions corresponding to the plurality of the sub-pixel regions is formed in the second semiconductor layer.
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公开(公告)号：US10784309B2
公开(公告)日：2020-09-22
申请号：US16183953
申请日：2018-11-08
发明人： Kyungwook Hwang , Junhee Choi , Junghun Park , Joohun Han
IPC分类号： H01L27/15 , H01L27/12 , H01L33/42 , H01L33/06 , H01L33/50 , H01L33/32 , H01L25/075 , H01L33/20 , H01L33/14 , H01L33/46 , H01L33/58 , H01L33/38
摘要： A display device is provided. The display device includes a substrate, an emission layer configured to emit light, the emission layer including a first semiconductor layer provided on the substrate, an active layer provided on the first semiconductor layer, and a second semiconductor layer provided on the active layer, and a plurality of color converting layers provided on the emission layer and configured to emit light of certain colors from light emitted from the emission layer.
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公开(公告)号：US12034032B2
公开(公告)日：2024-07-09
申请号：US18308895
申请日：2023-04-28
发明人： Joohun Han , Junhee Choi , Kiho Kong , Jinjoo Park , Nakhyun Kim , Junghun Park
CPC分类号： H01L27/156 , H01L33/0093 , H01L33/0095 , H01L33/007
摘要： A micro light emitting diode (LED) device and a method of manufacturing the same are provided. A micro LED device includes a light emitting layer that is provided on a support substrate, a bonding layer, and a driver layer. The light emitting layer includes a stacked structure including a first semiconductor layer, an active layer, and a second semiconductor layer; first and second electrodes provided on a first side and a second side of the stacked structure; and a plurality of light emitting regions. The bonding layer is positioned between the support substrate and the light emitting layer. The drive layer includes a drive element electrically connected to the light emitting layer and is positioned on the light emitting layer to apply power to the plurality of light emitting regions of the light emitting layer.
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公开(公告)号：US11776988B2
公开(公告)日：2023-10-03
申请号：US17227981
申请日：2021-04-12
发明人： Junhee Choi , Kiho Kong , Nakhyun Kim , Dongho Kim , Junghun Park , Jinjoo Park , Eunsung Lee , Joohun Han
IPC分类号： H01L27/15
CPC分类号： H01L27/156
摘要： A micro light-emitting display apparatus and a method of manufacturing the same are disclosed The micro light-emitting display apparatus includes a first semiconductor layer, an isolation structure provided on the first semiconductor layer and configured to define a plurality of sub-pixels each configured to emit light, a first light-emitting unit including a first active layer provided in a first sub-pixel among the plurality of sub-pixels, and a second semiconductor layer provided on the first active layer, and a second light-emitting unit including a rod semiconductor layer provided in a second sub-pixel among the plurality of sub-pixels, a second active layer provided on the rod semiconductor layer, and a third semiconductor layer provided on the second active layer. The first active layer is configured to emit blue light and the second active layer is configured to emit green light.
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公开(公告)号：US20200168663A1
公开(公告)日：2020-05-28
申请号：US16589359
申请日：2019-10-01
发明人： Junhee Choi , Sungjin Kang , Kiho Kong , Junghun Park , Jinjoo Park , Joohun Han , Kyungwook Hwang
IPC分类号： H01L27/15 , H01L33/14 , H01L33/22 , H01L33/40 , H01L33/42 , H01L33/50 , H01L33/60 , H01L33/00
摘要： Provided are a display apparatus and a method of manufacturing the same. The display apparatus includes a support substrate, a driving layer provided on the support substrate and including a driving element configured to apply power to a pixel electrode, and a light-emitting layer provided on the driving layer.
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公开(公告)号：US20230402493A1
公开(公告)日：2023-12-14
申请号：US18456069
申请日：2023-08-25
发明人： Junhee CHOI , Kiho Kong , Nakhyun Kim , Dongho Kim , Junghun Park , Jinjoo Park , Eunsung Lee , Joohun Han
IPC分类号： H01L27/15
CPC分类号： H01L27/156
摘要： A micro light-emitting display apparatus and a method of manufacturing the same are disclosed The micro light-emitting display apparatus includes a first semiconductor layer, an isolation structure provided on the first semiconductor layer and configured to define a plurality of sub-pixels each configured to emit light, a first light-emitting unit including a first active layer provided in a first sub-pixel among the plurality of sub-pixels, and a second semiconductor layer provided on the first active layer, and a second light-emitting unit including a rod semiconductor layer provided in a second sub-pixel among the plurality of sub-pixels, a second active layer provided on the rod semiconductor layer, and a third semiconductor layer provided on the second active layer. The first active layer is configured to emit blue light and the second active layer is configured to emit green light.
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公开(公告)号：US11837155B2
公开(公告)日：2023-12-05
申请号：US17725935
申请日：2022-04-21
发明人： Junhee Choi , Kiho Kong , Nakhyun Kim , Junghun Park , Jinjoo Park , Joohun Han
CPC分类号： G09G3/32 , H01L27/156 , H01L33/10 , H01L33/346 , G09G2300/0452
摘要： Provided is a display apparatus including a plurality of subpixels and configured to emit light based on each of the plurality of subpixels, the display apparatus including a substrate, a driving layer provided on the substrate and including a driving element which is configured to apply current to the display apparatus, a first electrode electrically connected to the driving layer, a first semiconductor layer provided on the first electrode, an active layer provided on the first semiconductor layer, a second semiconductor layer provided on the active layer, a second electrode provided on the second semiconductor layer, and a reflective layer provided on the second semiconductor layer, wherein light emitted from the active layer resonates between the first electrode and the reflective layer.
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公开(公告)号：US11670667B2
公开(公告)日：2023-06-06
申请号：US16922147
申请日：2020-07-07
发明人： Joohun Han , Junhee Choi , Kiho Kong , Jinjoo Park , Nakhyun Kim , Junghun Park
CPC分类号： H01L27/156 , H01L33/0093 , H01L33/0095 , H01L33/007
摘要： A micro light emitting diode (LED) device and a method of manufacturing the same are provided. A micro LED device includes a light emitting layer that is provided on a support substrate, a bonding layer, and a driver layer. The light emitting layer includes a stacked structure including a first semiconductor layer, an active layer, and a second semiconductor layer; first and second electrodes provided on a first side and a second side of the stacked structure; and a plurality of light emitting regions. The bonding layer is positioned between the support substrate and the light emitting layer. The drive layer includes a drive element electrically connected to the light emitting layer and is positioned on the light emitting layer to apply power to the plurality of light emitting regions of the light emitting layer.
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公开(公告)号：US11424388B2
公开(公告)日：2022-08-23
申请号：US16562791
申请日：2019-09-06
发明人： Junhee Choi , Kiho Kong , Jinjoo Park , Joohun Han , Kyungwook Hwang , Sungjin Kang , Junghun Park
摘要： Provided is a light-emitting device including a substrate, a light-emitting pattern provided on the substrate, a first reflection film provided between the light-emitting pattern and the substrate, a second reflection film provided on a side surface of the light-emitting pattern, and a passivation film provided between the light-emitting pattern and the second reflection film, wherein the second reflection film is electrically connected to the light-emitting pattern, and a portion of light generated from the light-emitting pattern is emitted through an upper surface of the light-emitting pattern after being reflected by at least one of the first reflection film and the second reflection film.
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10.发明授权公开(公告)号：US10481917B2
公开(公告)日：2019-11-19
申请号：US15371524
申请日：2016-12-07
发明人： Hoon Choi , Eunwoo Park , Junghun Park
IPC分类号： G06F9/44 , G06F9/4401 , G06F9/46
摘要： Various embodiments include a first memory configured to store a first operating system and a second operating system; a second memory; and a processor, wherein the processor is configured to: check situation information associated with the electronic device based on execution of the first operating system in the second memory; when the situation information satisfies a predetermined condition, store, in the first memory, as a snapshot image, data associated with the execution of the first operating system and stored in the second memory; and execute the second operating system in the second memory.
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