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公开(公告)号：US10121990B2
公开(公告)日：2018-11-06
申请号：US15417624
申请日：2017-01-27
Inventor： Doo-Hee Cho , Jonghee Lee , Hyunsu Cho , Byoung-Hwa Kwon , Jaehyun Moon , Young Sam Park , Jin Wook Shin , Byoung Gon Yu , Hyunkoo Lee , Jong Tae Lim , Nam Sung Cho , Jun-Han Han
Abstract: Disclosed are an organic light emitting device and a method of fabricating the same. The method of fabricating an organic light emitting device comprises forming a flexible substrate, and forming an organic light emitting layer on the flexible substrate. The forming the flexible substrate comprises, forming a first polymer pattern on a first metal layer, forming a second metal layer on an exposed portion of the first metal layer through the first polymer pattern, forming a gas barrier layer on the first polymer pattern and the second metal layer, forming a second polymer layer on the gas barrier layer, and removing the first metal layer to expose a surface of the first polymer pattern and a surface of the second metal layer.
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公开(公告)号：US10147900B2
公开(公告)日：2018-12-04
申请号：US15400801
申请日：2017-01-06
Inventor： Doo-Hee Cho , Jonghee Lee , Hyunsu Cho , Byoung-Hwa Kwon , Jaehyun Moon , Young Sam Park , Jin Wook Shin , Byoung Gon Yu , Jeong Ik Lee , Hyunkoo Lee , Jong Tae Lim , Nam Sung Cho , Chul Woong Joo , Jun-Han Han
IPC: H01L21/683 , H01L51/52 , H01L51/00 , H01L51/56
Abstract: Provided are a method for manufacturing an integrated substrate for an organic light emitting diode, an organic light emitting diode, and a method for manufacturing an organic light emitting diode, wherein the method for manufacturing an organic light emitting diode may include forming a sacrificial layer on a release substrate, forming a first electrode on the sacrificial layer, forming on the first electrode an auxiliary electrode pattern having an opening, forming a buffer layer on the auxiliary electrode pattern and in the opening, providing a substrate on the buffer layer, removing the release substrate and the sacrificial layer to expose a first surface of the first electrode, and laminating an organic light emitting layer and a second electrode on the first surface of the first electrode.
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公开(公告)号：US09806262B2
公开(公告)日：2017-10-31
申请号：US15202025
申请日：2016-07-05
Inventor： Byoung-Hwa Kwon , Jeong lk Lee , Hyunkoo Lee , Jong Tae Lim , Byoung Gon Yu , Jonghee Lee , Doo-Hee Cho , Hyunsu Cho
CPC classification number: H01L51/0024 , G02B5/0242 , H01L51/0021 , H01L51/5234 , H01L51/5268 , H01L51/56 , H01L2251/303 , H01L2251/5315 , H01L2251/5369
Abstract: Provided is a method of manufacturing an organic light emitting device, the method including forming a lower electrode on a lower substrate, forming an organic layer on the lower electrode, forming a light extraction layer including an adhesion layer and nanoparticles on an upper substrate, forming an upper electrode on the light extraction layer, and coupling the lower substrate to the upper substrate so that the upper electrode contacts the organic layer. The forming of the light extraction layer includes providing an adhesive between a first sacrificial substrate and the upper substrate, curing the adhesive to form the adhesion layer to form the adhesion layer, and removing the first sacrificial substrate to expose the adhesion layer. The first sacrificial substrate and the upper substrate are coupled to each other by the adhesion layer.
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公开(公告)号：US12171560B2
公开(公告)日：2024-12-24
申请号：US16852648
申请日：2020-04-20
Inventor： Chunwon Byun , O Eun Kwon , Chan Woo Park , Hyunkoo Lee , Sukyung Choi , Chan-Mo Kang , Byoung-Hwa Kwon , Chil Seong Ah , Hyunsu Cho , Jeong Ik Lee , Nam Sung Cho
Abstract: A pixel circuit includes a sensing block, a stimulation block, a first line control circuit, and a second line control circuit. The sensing block outputs biometric data of a biosignal in response to a first selection signal. The stimulation block radiates a stimulation signal in response to a second selection signal. The first line control circuit outputs the first selection signal for selecting the sensing block as a target sensing block, and outputs the second selection signal for selecting the stimulation block as a target stimulation block. The second line control circuit processes characteristic data associated with the biometric data and the stimulation signal.
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公开(公告)号：US11476433B2
公开(公告)日：2022-10-18
申请号：US16839857
申请日：2020-04-03
Inventor： Sukyung Choi , Hyunkoo Lee , Byoung-Hwa Kwon , Jaehyun Moon , Hyunsu Cho , Chan-mo Kang , Chunwon Byun , Jin Wook Shin , Nam Sung Cho
Abstract: Provided is a light emitting device including a lower electrode, an upper electrode disposed to face the lower electrode, a quantum dot light emitting layer between the lower electrode and the upper electrode, an electron transport layer between the lower electrode and the quantum dot light emitting layer, and a hole transport layer between the upper electrode and the quantum dot light emitting layer, wherein the quantum dot light emitting layer includes a quantum dot, and a first ligand on a surface of the quantum dot, and a second ligand on the surface of the quantum dot.
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Patent Agency Ranking
公开(公告)号：US12144222B2
公开(公告)日：2024-11-12
申请号：US17525245
申请日：2021-11-12
Inventor： Chan-mo Kang , Sukyung Choi , Chunwon Byun , Jin Wook Shin , Hyunsu Cho
IPC: H10K59/35 , H10K50/115
Abstract: Provided is a display device. The display device includes a substrate having a pixel area including a first sub-pixel area, a second sub-pixel area, and a third sub-pixel area, a first control layer on the substrate, a second control layer on the first control layer, an intervening layer disposed between the first control layer and the second control layer on the first sub-pixel area and the second sub-pixel area, first quantum dots on the intervening layer of the first sub-pixel area, second quantum dots on the intervening layer of the second sub-pixel area, and an organic layer configured to cover a top surface and a side surface of the intervening layer between the first control layer and the second control layer.
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公开(公告)号：US11430836B2
公开(公告)日：2022-08-30
申请号：US16680724
申请日：2019-11-12
Inventor： Hyunsu Cho , Chan-mo Kang , Byoung-Hwa Kwon , Chunwon Byun , Jin Wook Shin , Hyunkoo Lee , Sukyung Choi
Abstract: A display device according to an embodiment of the inventive concept provides includes a substrate, a green light emitting element group and a blue light emitting element group, which are repeatedly arranged in a first direction parallel to a top surface of the substrate, and a red conversion pattern on the green light emitting element group and the blue light emitting element group. Here, the red conversion pattern overlaps a portion of the green light emitting element group and a portion of the blue light emitting element group in a second direction perpendicular to the top surface of the substrate.
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公开(公告)号：US12164183B2
公开(公告)日：2024-12-10
申请号：US17492387
申请日：2021-10-01
Inventor： Doo-Hee Cho , Byoung-Hwa Kwon , Young Sam Park , Jin Wook Shin , Nam Sung Cho , Hyunsu Cho
Abstract: Provided is a nano structure for controlling optical properties of an optical device. The nano structure includes a substrate, a surface modification layer provided on the substrate to modify surface energy of the substrate, and a capping layer provided on the surface modification layer. The capping layer includes a convex portion having a convex profile away from the surface modification layer and a concave portion that is in contact with the surface modification layer.
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公开(公告)号：US10789448B2
公开(公告)日：2020-09-29
申请号：US16035290
申请日：2018-07-13
Inventor： Young Sam Park , Jaehyun Moon , Seongdeok Ahn , Seung Youl Kang , Sung Haeng Cho , Byoung Gon Yu , Jeong Ik Lee , Jonghee Lee , Nam Sung Cho , Doo-Hee Cho , Hyunsu Cho
Abstract: The inventive concept provides an organic electronic device and a method of fabricating the same. The organic electronic device includes a flexible substrate configured to include a first region and a second region which are laterally spaced apart from each other, an organic light-emitting diode disposed in the first region of the flexible substrate, and a photodetector disposed in the second region of the flexible substrate, wherein the organic light-emitting diode and the photodetector are disposed on the same plane.
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公开(公告)号：US10033005B2
公开(公告)日：2018-07-24
申请号：US15417776
申请日：2017-01-27
Inventor： Jaehyun Moon , Chan Woo Park , Nam Sung Cho , Jun-Han Han , Seung Koo Park , Sung Ryul Yun , Jeong Ik Lee , Hyunsu Cho , Chul Woong Joo
Abstract: Provided is a stretchable substrate, an electronic apparatus, and a method of manufacturing the electronic apparatus. The stretchable substrate includes a base part, first parts extruded from the base part, and second parts disposed between two adjacent first parts. The second parts have top surfaces positioned lower than the top surfaces of the first parts, and have wrinkles with random distribution.
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