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公开(公告)号：US12074264B2
公开(公告)日：2024-08-27
申请号：US17258145
申请日：2018-09-20
发明人： Dae Hyun Kim , Hyun Min Cho , Keun Kyu Song , Je Won Yoo , Bek Hyun Lim , Sung Chan Jo
CPC分类号： H01L33/54 , H01L25/167 , H01L33/62 , H01L33/20 , H01L33/56 , H01L2933/0066
摘要： A display device and a method of manufacturing a display device are provided. The display device comprises a first electrode, a second electrode facing the first electrode, a first insulating layer disposed on the first electrode and the second electrode and positioned between the first electrode and the second electrode, a light emitting element disposed on the first insulating layer, a first passivation layer covering the light emitting element and exposing both end portions of the light emitting element, an organic insulating layer disposed on the first passivation layer, a first contact electrode electrically connected to the first electrode, disposed on the organic insulating layer and in contact with a first end portion of the light emitting element exposed by the first passivation layer, and a second contact electrode electrically connected to the second electrode, disposed on the organic insulating layer and in contact with a second end portion of the light emitting element exposed by the first passivation layer.
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公开(公告)号：US12068356B2
公开(公告)日：2024-08-20
申请号：US17284319
申请日：2019-04-10
发明人： Xinxing Li , Tae Jin Kong , Hee Keun Lee , Dae Hyun Kim , Hyun Min Cho , Chang Il Tae
CPC分类号： H01L27/156 , H01L33/24 , H01L33/38 , H01L33/44 , H01L2933/0016
摘要： A light emitting device may include a first electrode disposed on a substrate; a first insulating layer disposed on the substrate and overlapping at least a part of the first electrode; a second electrode disposed on the first insulating layer and spaced apart from the first electrode; and at least one light emitting diode electrically connected between the first electrode and the second electrode. The first electrode and the second electrode may be disposed on different layers on the substrate, the first insulating layer is disposed between the first electrode and the second electrode, and the first electrode and the second electrode are spaced apart from each other so as not to overlap each other in a plan view.
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53.发明授权公开(公告)号：US12058907B2
公开(公告)日：2024-08-06
申请号：US18158320
申请日：2023-01-23
发明人： Hyun Min Cho , Tae Wook Kang , Sang Gun Choi , Shin Il Choi , Yun Jung Oh , Myoung Geun Cha
IPC分类号： H01L29/08 , H10K50/824 , H10K59/121 , H10K59/124 , H10K59/131 , H10K71/00
CPC分类号： H10K59/131 , H10K50/824 , H10K59/1213 , H10K59/124 , H10K71/00
摘要： A display apparatus includes: a base substrate; a thin film transistor and a power supply wire on the base substrate; a first electrode on the base substrate, and electrically connected to the thin film transistor; a light emitting layer and a common layer on the first electrode; and a second electrode on the common layer. The power supply wire includes: a first conductive layer; a second conductive layer on the first conductive layer; and a third conductive layer on the second conductive layer. The third conductive layer protrudes more than the second conductive layer on a side surface of the power supply wire, and the second electrode contacts a side surface of the second conductive layer.
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54.发明授权公开(公告)号：US12035582B2
公开(公告)日：2024-07-09
申请号：US17255985
申请日：2018-09-20
发明人： Hyun Deok Im , Jong Hyuk Kang , Dae Hyun Kim , Jung Hong Min , Bek Hyun Lim , Hyun Min Cho
IPC分类号： H10K59/131
CPC分类号： H10K59/131
摘要： A display device includes: a first pixel stem wiring and a common stem wiring extending in a first direction and spaced apart from each other; a first pixel branch wiring branched from the first pixel stem wiring and extending in a second direction crossing the first direction; a common branch wiring branched from the common stem wiring and extending in the second direction; and a first light emitting element between the first pixel branch wiring and the common branch wiring. The first pixel branch wiring includes a base branch pattern connected to the first pixel stem wiring, a separate branch pattern spaced apart from the base branch pattern, and a bridge wiring connecting the base branch pattern to the separate branch pattern.
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公开(公告)号：US12034097B2
公开(公告)日：2024-07-09
申请号：US17315855
申请日：2021-05-10
发明人： Dae Hyun Kim , Jong Hyuk Kang , Joo Yeol Lee , Hyun Deok Im , Chi O Cho , Hyun Min Cho
IPC分类号： H01L33/24 , G09G3/32 , H01L25/075 , H01L27/12 , H01L27/15 , H01L33/00 , H01L33/16 , H01L33/32 , H01L33/38 , H01L33/44
CPC分类号： H01L33/24 , H01L27/156 , H01L33/007 , H01L33/0075 , H01L33/16 , H01L33/325 , H01L33/38 , H01L33/44 , G09G3/32 , G09G2300/0452 , G09G2310/0278 , H01L25/0753 , H01L27/1214 , H01L2224/95085 , H01L2933/0016 , H01L2933/0025
摘要： A light emitting device including first and second electrodes spaced apart from each other on a substrate, at least one bar-type LED having a first end on the first electrode and a second end on the second electrode, and an insulative support body between the substrate and the bar-type LED. The at least one bar-type LED has a length greater than a width.
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公开(公告)号：US12033986B2
公开(公告)日：2024-07-09
申请号：US17261414
申请日：2019-01-18
发明人： Tae Jin Kong , Hee Keun Lee , Xinxing Li , Hyun Min Cho , Dae Hyun Kim , Myeong Hee Kim , Veidhes Basrur , Chang Il Tae
IPC分类号： H01L25/075 , H01L33/62
CPC分类号： H01L25/0753 , H01L33/62 , H01L2933/0066
摘要： A light emitting device may include: a substrate including emission areas; a first electrode disposed on the substrate; a second electrode disposed on the substrate and spaced apart from the first electrode; light emitting elements disposed on the substrate, each of the light emitting elements including a first end and a second end in a longitudinal direction of the light emitting elements; a bank disposed in each of the emission areas and including openings in which portions of each of the unit emission areas are exposed; a first contact electrode that electrically connects the first electrode with the first end of each of the light emitting elements; and a second contact electrode that electrically connects the second electrode with the second end of each of the light emitting elements. At least one of the light emitting elements may be disposed in each of the openings.
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公开(公告)号：US12017465B2
公开(公告)日：2024-06-25
申请号：US17786293
申请日：2020-12-15
发明人： Hyun Deok Im , Jong Hyuk Kang , Hyun Min Cho
CPC分类号： B41J25/006 , B41J2/09 , B41J2/095 , B41J2/14072 , B41J2/40 , H01L21/02 , H01L21/02288
摘要： An inkjet printing apparatus comprises a frame, an inkjet head disposed on the frame, a first probe disposed on the frame, arranged at a side of the inkjet head, and providing a first voltage, and a second probe disposed on the frame, arranged at another side of the inkjet head, and providing a second voltage.
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58.发明授权公开(公告)号：US12009383B2
公开(公告)日：2024-06-11
申请号：US17277284
申请日：2019-03-19
发明人： Xinxing Li , Hyun Min Cho , Dae Hyun Kim , Veidhes Basrur , Bek Hyun Lim
CPC分类号： H01L27/156 , H01L33/24 , H01L33/38 , H01L33/44
摘要： A light emitting device may include: a first emission area including a first light emitting diode: a second emission area including a second light emitting diode, at least one pair of first and second partition walls facing each other in each of the first and second emission areas at least one first electrode on the first partition wall to cover the first partition wall, and being electrically connected to a first end of at least one of the first and second light emitting diodes; and at least one second electrode on the second partition wall to cover the second partition wall, and being electrically connected to a second end of at least one of the first and second light emitting diodes. The first and second partition walls may have, in the first emission area, a structure different from that in the second emission area.
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公开(公告)号：US11937472B2
公开(公告)日：2024-03-19
申请号：US17445471
申请日：2021-08-19
发明人： Sang Gab Kim , Hyun Min Cho , Tae Sung Kim , Yu-Gwang Jeong , Su Bin Bae , Jin Seock Kim , Sang Gyun Kim , Hyo Min Ko , Kil Won Cho , Hansol Lee
IPC分类号： H10K59/131 , H10K59/12 , H10K71/00 , H10K102/00
CPC分类号： H10K59/131 , H10K59/1201 , H10K71/00 , H10K2102/341
摘要： An manufacturing method of a display device may include the following steps: forming a transistor on a substrate; forming an insulating layer on the transistor; forming a conductive layer including silver on the insulating layer; forming a photosensitive member on the conductive layer; forming an electrode of a light-emitting element by etching the conductive layer; performing plasma treatment on a structure that comprises the electrode, the plasma treatment using a gas including a halogen; and removing a product that is resulted from the plasma treatment.
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公开(公告)号：US11867612B2
公开(公告)日：2024-01-09
申请号：US17205487
申请日：2021-03-18
发明人： Je Won Yoo , Basrur Veidhes , Dae Hyun Kim , Hyun Min Cho , Jong Won Lee , Joo Yeol Lee
CPC分类号： G01N21/255 , G01N21/1717 , G01R31/2635 , G01R31/2656 , G02B21/06 , G02B21/26 , G02B21/361 , G01N2021/1721
摘要： An optical inspection apparatus includes a stage that supports a target substrate, the target substrate including a plurality of light emitting elements, a jig that applies an electrical signal to the target substrate, the jig including a regulation resistor, a microscope that generates magnified image data of the target substrate, a camera that captures the magnified image data to generate a color image of the target substrate, and an optical measurement unit that captures the magnified image data of the target substrate to generate a spectrum image and measure optical characteristics of the target substrate.
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