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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：US20180330654A1
公开(公告)日：2018-11-15
申请号：US15869835
申请日：2018-01-12
发明人： Young-Bae MOON , Jeongpyo Kim , Kiho Kong , Jeehwal Kim
IPC分类号： G09G3/20 , G09G3/3266 , G09G3/3275 , G09G3/3258
摘要： In one embodiment, the control integrated circuit includes a gate driver configured to selectively drive a plurality of gate lines associated with pixels in a display panel; a source driver configured to supply data to the display panel; and a controller configured to generate switch control signals for controlling a switch driver of the display panel, the switch driver for selectively supplying the data to a plurality of data lines. The controller is configured to control the gate driver and generate the switch control signals such that the plurality of gate lines are activated non-sequentially, and an order of pixels activated and associated with a same one of the plurality of data lines includes at least two pixels of a same color activated in sequence.
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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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17.发明授权公开(公告)号：US11362247B2
公开(公告)日：2022-06-14
申请号：US16842933
申请日：2020-04-08
发明人： Kiho Kong , Junhee Choi , Jinjoo Park , Joohun Han
摘要： A semiconductor device includes a substrate including a first region and a second region that are arranged in a first direction that is parallel to an upper surface of the substrate; a separation layer provided on the first region of the substrate; a high electron mobility transistor (HEMT) device overlapping the separation layer in a second direction that is perpendicular to the upper surface of the substrate; a light-emitting device provided on the second region of the substrate; and a first insulating pattern covering a side surface of the HEMT device, wherein the first insulating pattern overlaps the separation layer in the second direction.
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公开(公告)号：US11362136B2
公开(公告)日：2022-06-14
申请号：US16790206
申请日：2020-02-13
发明人： Kiho Kong , Junhee Choi
IPC分类号： H01L27/14 , H01L27/15 , H01L27/12 , H01L49/02 , H01L33/36 , H01L33/62 , H01L33/06 , H01L33/32 , H01L33/44
摘要： A display apparatus includes a substrate, a light-emitting device provided on the substrate, a driving transistor device configured to control the light-emitting device, a first power supply line electrically connected to a source region of the driving transistor device, a conductive pattern electrically connected to a gate electrode of the driving transistor device, and a second power supply line electrically connected to the first power supply line, wherein the conductive pattern and the first power supply line constitute a first capacitor, and the conductive pattern and the second power supply line constitute a second capacitor, wherein the first capacitor and the second capacitor are connected in parallel.
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公开(公告)号：US20180018913A1
公开(公告)日：2018-01-18
申请号：US15587932
申请日：2017-05-05
发明人： JEEHWAL KIM , Kiho Kong , Youngmin Kim , Wangsuk Sung , Euihyuk Jeong
IPC分类号： G09G3/20
CPC分类号： G09G3/2092 , G09G2310/0243 , G09G2310/027 , G09G2310/0278 , G09G2310/0289 , G09G2310/0291 , G09G2320/0693 , G09G2330/028
摘要： A display panel includes a display module including a plurality of pixels connected to gate lines and source lines and a driver module configured to apply driving voltages to the gate lines and the source lines. The driver module includes a driving voltage generator configured to generate the driving voltages and a calibration circuit configured to compare each of the driving voltages with a reference voltage and to output a calibration parameter according to a comparison result. The driving voltage generator calibrates each of the driving voltages using the calibration parameter.
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20.发明授权公开(公告)号：US12087853B2
公开(公告)日：2024-09-10
申请号：US17982164
申请日：2022-11-07
发明人： Jinjoo Park , Junhee Choi , Kiho Kong , Joohun Han , Nakhyun Kim , Junghun Park
IPC分类号： H01L27/12 , H01L27/15 , H01L29/66 , H01L29/778
CPC分类号： H01L29/7786 , H01L27/1214 , H01L27/156 , H01L29/66462 , H01L29/778 , H01L27/15
摘要： A semiconductor device includes a substrate including a first region and a second region adjacent to the first region, the first and the second regions being disposed in a first direction parallel to an upper surface of the substrate; an etch-stop layer disposed on the first region and the second region; a separation layer disposed on an upper portion of the etch-stop layer, the separation layer being disposed on the first region; a high-electron-mobility transistor (HEMT) element disposed on an upper portion of the separation layer in a second direction perpendicular to an upper surface of the substrate; a light-emitting element disposed on the second region between the substrate and the etch-stop layer; and a plurality of first insulating patterns covering side surfaces of the HEMT element, the plurality of first insulating patterns extending to the etch-stop layer.
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