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公开(公告)号：US20240339489A1
公开(公告)日：2024-10-10
申请号：US18745970
申请日：2024-06-17
发明人： Joo Woan CHO , Dae Ho SONG , Tae Hee LEE , Hyung Il JEON , Byeong Hwa CHOI
IPC分类号： H01L27/15 , H01L23/00 , H01L23/48 , H01L25/18 , H01L27/105
CPC分类号： H01L27/156 , H01L23/481 , H01L24/06 , H01L25/18 , H01L24/05 , H01L24/08 , H01L24/16 , H01L24/48 , H01L27/105 , H01L2224/05025 , H01L2224/05541 , H01L2224/0613 , H01L2224/06181 , H01L2224/08225 , H01L2224/16145 , H01L2224/48229
摘要： A display device includes a first substrate including a display area, a non-display area, and a plurality of pixel circuit units in the display area and the non-display area, a plurality of light emitting elements on the first substrate in the display area, the plurality of light emitting elements being electrically connected to the pixel circuit units, a hole mask layer on the first substrate and including a plurality of holes corresponding to the light emitting elements, a second substrate on the hole mask layer and including a plurality of open holes corresponding to the plurality of holes, and a plurality of light exit patterns in the plurality of the open holes of the second substrate corresponding to the plurality of holes, wherein each of the light exit patterns includes a first part in one of the plurality of open holes.
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公开(公告)号：US20230146518A1
公开(公告)日：2023-05-11
申请号：US17854550
申请日：2022-06-30
发明人： Jin Woo CHOI , Sung Kook PARK , Sung Eun BAEK , Dae Ho SONG , Hyung Il JEON , Byeong Hwa CHOI
CPC分类号： H01L33/505 , H01L33/10 , H01L33/382
摘要： A display device includes bank patterns disposed on a substrate, a light emitting element disposed between the bank patterns on the substrate, and a color wheel disposed on the light emitting element. The light emitting element and the bank patterns include a same material.
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公开(公告)号：US20220352444A1
公开(公告)日：2022-11-03
申请号：US17571322
申请日：2022-01-07
发明人： Joo Woan CHO , Sung Kook PARK , Dae Ho SONG , Byung Choon YANG , Hyung Il JEON , Jin Woo CHOI
摘要： A display device includes a first substrate, light emitting elements and a connection electrode on a first surface of the first substrate, and electrically connected to the light emitting elements, first pads spaced from the connection electrode in a direction, second pads spaced from the connection electrode in another direction, a circuit board including a first circuit board pad and a second circuit board pad, a first pad connection electrode connected to the first pads and the first circuit board pad, and including a first connection part in a first via hole passing through the first substrate, and a first electrode part on the first substrate, and a second pad connection electrode connected to the second pads and the second circuit board pad, and including a second connection part in a second via hole passing through the first substrate, and a second electrode part on the first substrate.
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公开(公告)号：US20220352241A1
公开(公告)日：2022-11-03
申请号：US17565056
申请日：2021-12-29
发明人： Hyung Il JEON , Sung Kook PARK , Ki Seong SEO , Dae Ho SONG , So Yeon YOON , Ok Yi LEE , Jin Woo CHOI
摘要： A display device includes a substrate, pixel electrodes on the substrate, light emitting elements on corresponding ones of the pixel electrodes, a first partition wall around sides of each of the light emitting elements, a common electrode on an upper surface of each of the light emitting elements, wavelength conversion layers on the common electrode, and a second partition wall around sides of each of the wavelength conversion layers. The first partition wall has conductivity.
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公开(公告)号：US20210384180A1
公开(公告)日：2021-12-09
申请号：US17285328
申请日：2018-12-13
发明人： Jin Woo CHOI , Min Woo KIM , Dae Ho SONG , Hyung Il JEON
IPC分类号： H01L25/16 , H01L23/00 , H01L21/683
摘要： A display device and a method of manufacturing the display device are proposed. The method may include disposing light emitting elements on a first transfer film; stretching the first transfer film so that the plurality of light emitting elements are spaced apart from each other; transferring the light emitting elements onto a thin film transistor array substrate; and removing the transfer film from the light emitting elements.
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公开(公告)号：US20230215903A1
公开(公告)日：2023-07-06
申请号：US17949841
申请日：2022-09-21
发明人： Hyung Il JEON , Byung Choon YANG , Tae Hee LEE , Joo Woan CHO , Byeong Hwa CHOI , Hae Yun CHOI
IPC分类号： H01L27/15
CPC分类号： H01L27/156
摘要： A display device includes: a substrate; a first pixel electrode on the substrate; a second pixel electrode on the substrate and spaced apart from the first pixel electrode; a first light emitting element on the first pixel electrode and configured to emit first light; a first connection electrode on the second pixel electrode; a first partition wall between a side surface of the first light emitting element and a side surface of the first connection electrode; a second light emitting element on the first connection electrode and configured to emit second light; and a common electrode on an upper surface of the first light emitting element and an upper surface of the second light emitting element.
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公开(公告)号：US20230122324A1
公开(公告)日：2023-04-20
申请号：US17889819
申请日：2022-08-17
发明人： Hyung Il JEON , Min Woo KIM , Sung Kook PARK , Ki Seong SEO , Dae Ho SONG , Jin Woo CHOI
IPC分类号： H01L27/15
摘要： A display device includes a first pixel, a second pixel, and a third pixel, bank patterns disposed on a substrate, light-emitting elements disposed between the bank patterns, color conversion layers disposed on the light-emitting elements between the bank patterns, and protective layers disposed on the color conversion layers, wherein the protective layers in the first pixel, the second pixel, and the third pixel have different thicknesses.
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公开(公告)号：US20230069326A1
公开(公告)日：2023-03-02
申请号：US17829940
申请日：2022-06-01
发明人： Sung Eun BAEK , Sung Kook PARK , Ki Seong SEO , Hyung Il JEON , Jin Woo CHOI
摘要： A display device includes pixels that are arranged in a display area in a first direction and a second direction and that include first electrodes separated from each other and light emitting elements electrically connected to the first electrodes; second electrodes that are arranged separately from each other in the first direction and are electrically connected to the light emitting elements of the pixels arranged in the second direction; a first pad part including a first pad electrically connected to the first electrodes; and a second pad part including second pads electrically connected to different second electrodes among the second electrodes.
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公开(公告)号：US20230060443A1
公开(公告)日：2023-03-02
申请号：US17869088
申请日：2022-07-20
发明人： Hyung Il JEON , Sung Kook PARK , Sung Eun BAEK , Ki Seong SEO , So Yeon YOON , Jin Woo CHOI
摘要： A display device includes a first electrode disposed on a substrate. A light blocking layer is disposed on the substrate, the light blocking layer includes a recessed portion recessed toward the first electrode. Holes exposing the first electrode are formed in the recessed portion of the light blocking layer. Light emitting elements are disposed in the holes, each of the light emitting elements including a first end electrically contacting the first electrode. A second electrode is disposed on the light blocking layer, the second electrode electrically contacts a second end of each of the light emitting elements. A light conversion pattern is disposed in the recessed portion of the light blocking layer.
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公开(公告)号：US20220352429A1
公开(公告)日：2022-11-03
申请号：US17733153
申请日：2022-04-29
发明人： Hae Yun CHOI , Tae Hee LEE , Hyung Il JEON , Joo Woan CHO , Dae Ho SONG , Byung Choon YANG
摘要： A display device includes a substrate; a partition wall on the substrate; a light-emitting element located in an emission area partitioned by the partition wall on the substrate and extended in a thickness direction of the substrate; a wavelength conversion layer over the light-emitting element in the emission area, and including a base resin and wavelength conversion particles dispersed in the base resin and configured to convert a wavelength of light emitted from the light-emitting element; and an optical member on the wavelength conversion layer and the partition wall and configured to adjust a path of light output from the wavelength conversion layer, and the optical member includes an optical layer and a first protruding pattern protruding from the optical layer toward the wavelength conversion layer.
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