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1.发明公开公开(公告)号：US20240038822A1
公开(公告)日：2024-02-01
申请号：US18120862
申请日：2023-03-13
发明人： Junhee CHOI , Kiho KONG , Joosung KIM , Younghwan PARK , Jinjoo PARK , Dongchul SHIN
IPC分类号： H01L27/15
CPC分类号： H01L27/156
摘要： A light emitting structure includes: a substrate; a first epitaxial structure disposed on the substrate; a second epitaxial structure disposed on the first epitaxial structure; and a third epitaxial structure disposed on the second epitaxial structure. Each of the first epitaxial structure, the second epitaxial structure, and the third epitaxial structure comprises, in a sequentially stacked structure, a first semiconductor layer of a first conductivity, a carrier blocking layer, an active layer, and a second semiconductor layer of a second conductivity.
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2.发明申请公开(公告)号：US20220278262A1
公开(公告)日：2022-09-01
申请号：US17742092
申请日：2022-05-11
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：US20220037396A1
公开(公告)日：2022-02-03
申请号：US17501996
申请日：2021-10-14
发明人： Jinjoo PARK , Hoyoung AHN , Junhee CHOI , Sungjin KANG , Junghun PARK
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：US20230299235A1
公开(公告)日：2023-09-21
申请号：US18322075
申请日：2023-05-23
发明人： Junhee CHOI , Nakhyun KIM , Jinjoo PARK , Joohun HAN
IPC分类号： H01L33/24 , H01L25/075 , H01L33/32
CPC分类号： H01L33/24 , H01L25/0753 , H01L33/32 , H01L33/0075
摘要： A semiconductor light emitting diode (LED) and a method of manufacturing the same are provided. The LED includes a first semiconductor layer; a plurality of active elements spaced apart on the first semiconductor layer and each having a width less than a width of the first semiconductor layer; and a second semiconductor layer disposed on the plurality of active elements.
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5.发明申请公开(公告)号：US20190114075A1
公开(公告)日：2019-04-18
申请号：US16161240
申请日：2018-10-16
发明人： Ilhoe JUNG , Kihwan CHOI , Jinjoo PARK , Daemyung KIM , Haksoo KIM , Yoonjeong HEO , Min-Jung KIM , Ji-Yoon PARK
IPC分类号： G06F3/0488 , G06F3/0484 , G06F3/01
摘要： An electronic device and method are disclosed. The electronic device includes a display and a processor, which implements the method, including: displaying virtual reality image, a virtual keyboard including a plurality of keys indicating a plurality of characters, and a representation of an external electronic device superimposed on the virtual reality image, wherein the virtual keyboard is displayed in a virtual touch pad area of the representation corresponding to a touch pad of the external electronic device, receiving information regarding a first touch input, transmitted from the external electronic device in response to detecting the first touch input on the touch pad, identifying, using the received information, a key corresponding to the first touch input from among the plurality of keys, and displaying, in at least a portion of the virtual reality image, a character indicated by the identified key on at least portion of the image.
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公开(公告)号：US20240072100A1
公开(公告)日：2024-02-29
申请号：US18214736
申请日：2023-06-27
发明人： Jinjoo PARK , Joosung KIM , Younghwan PARK , Dongchul SHIN
IPC分类号： H01L27/15
CPC分类号： H01L27/156
摘要： A multi-wavelength light-emitting device configured to emit light of a first wavelength, light of a second wavelength, and a third wavelength, includes a substrate, a first type semiconductor layer provided on the substrate, an active layer provided on the first type semiconductor layer, a second type semiconductor layer provided on the active layer, and an electrode provided on the second type semiconductor layer. The active layer includes a first active area configured to emit the light of the first wavelength, a second active area configured to emit the light of the second wavelength, and a third active area configured to emit the light of the third wavelength.
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公开(公告)号：US20240047614A1
公开(公告)日：2024-02-08
申请号：US18118993
申请日：2023-03-08
发明人： Joosung KIM , Younghwan PARK , Jinjoo PARK , Dongchul SHIN
CPC分类号： H01L33/325 , H01L33/12 , H01L33/04 , H01L33/0075
摘要： A light emitting device includes a light emitting device includes: a first nitride semiconductor layer doped with an n-type dopant and having a first lattice constant; an active layer provided on the first nitride semiconductor layer and having a second lattice constant greater than the first lattice constant, the active layer including a nitride semiconductor material including indium; a stress relaxation layer interposed between the first nitride semiconductor layer and the active layer and having a third lattice constant between the first lattice constant and the second lattice constant, the stress relaxation layer including a nitride semiconductor material including indium; and a second nitride semiconductor layer provide on the active layer and doped with a p-type dopant, wherein the active layer includes: an upper active region provided on an upper surface of the stress relaxation layer, and a side active region provided on a side surface of the stress relaxation layer.
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公开(公告)号：US20230395016A1
公开(公告)日：2023-12-07
申请号：US18233148
申请日：2023-08-11
发明人： Junhee CHOI , Kiho KONG , Nakhyun KIM , Junghun PARK , Jinjoo PARK , Yoohun HAN
CPC分类号： G09G3/32 , H01L27/156 , G09G2300/0452 , H01L33/346 , H01L33/10
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：US20210118944A1
公开(公告)日：2021-04-22
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
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：US20220384676A1
公开(公告)日：2022-12-01
申请号：US17883160
申请日：2022-08-08
发明人： Hoyoung AHN , Junhee CHOI , Kyungwook HWANG , Jinjoo PARK
摘要： A display device includes a substrate, an emission layer provided on the substrate and a reflective layer provided on the emission layer. The emission layer has an emission region that emits light, the reflective layer has a first opening, the emission region overlaps the first opening in a direction perpendicular to an upper surface of the substrate and a first width of the emission region is smaller than a second width of the first opening.
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