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公开(公告)号：US20250089300A1
公开(公告)日：2025-03-13
申请号：US18767665
申请日：2024-07-09
Inventor： Yong Hae KIM , Chi-Sun HWANG , Jong-Heon YANG , Seong-Mok CHO , Jae-Eun PI
IPC: H01L29/786 , H01L23/14 , H01L29/24 , H01L29/417 , H01L29/45
Abstract: Provided is an oxide thin film transistor. The transistor includes a gate electrode on a center of a substrate, an active layer provided on the gate electrode and the substrate and including a metal oxide, and a source electrode and a drain electrode provided on the active layer, which is on both sides of the gate electrode. The source electrode and the drain electrode may each include a first metal layer and a second metal layer on the first metal layer.
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公开(公告)号：US20250013034A1
公开(公告)日：2025-01-09
申请号：US18596005
申请日：2024-03-05
Inventor： Chi-Sun HWANG , Yong Hae KIM , Joo Yeon KIM , Jaehyun MOON , Jong-Heon YANG , Kyunghee CHOI , Ji Hun CHOI
IPC: G02B26/08 , B82Y20/00 , G02F1/1343 , G02F1/137
Abstract: Disclosed is an active meta device. The device includes a metal reflective plate, an insulating layer on the metal reflective plate, a first modulation line block provided on one side of the insulating layer, and a second modulation line block provided on another side of the insulating layer facing the first modulation line block.
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公开(公告)号：US20240006516A1
公开(公告)日：2024-01-04
申请号：US18321433
申请日：2023-05-22
Inventor： Yong Hae KIM , Chi-Sun HWANG , Jong-Heon YANG
IPC: H01L29/66 , H01L29/786
CPC classification number: H01L29/66969 , H01L29/78642 , H01L29/78696 , H01L29/7869
Abstract: An embodiment of the inventive concept provides a thin film transistor and a manufacturing method of the same. The manufacturing method includes forming a data electrode on one side of a substrate, forming a spacer layer on a portion of the data electrode and the other side of the substrate, forming a drain electrode on a top surface of the spacer layer, forming an active layer on a sidewall of the spacer layer, the drain electrode, and the data electrode, forming a gate insulation film that covers the active layer on the sidewall of the spacer layer, and forming a doped layer on the gate insulation film and the active layer outside the gate insulation film to form impurity regions at both sides, respectively, of the active layer.
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公开(公告)号：US20230280620A1
公开(公告)日：2023-09-07
申请号：US18084203
申请日：2022-12-19
Inventor： Yong Hae KIM , Chi-Sun HWANG
IPC: G02F1/1343 , G02F1/1333 , G02F1/1335
CPC classification number: G02F1/134345 , G02F1/133357 , G02F1/133514 , G02F1/13439
Abstract: Provided is a liquid crystal display device and a method for operating the liquid crystal display device. In the liquid crystal display device including a plurality of pixels, one pixel of the plurality of pixels includes a first sub pixel and a second sub pixel, which are adjacent to each other. The one pixel includes a first substrate, a first electrode provided on the first substrate, metamaterial layers provided on the first electrode, wherein the metamaterial layers include a first metamaterial layer within the first sub pixel and a second metamaterial layer within the second sub pixel, a liquid crystal layer provided on the first and second metamaterial layers, a second electrode provided on the liquid crystal layer, and a second substrate provided on the second electrode. The first and second metamaterial layers include metamaterials having properties different from each other, respectively.
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公开(公告)号：US20230091070A1
公开(公告)日：2023-03-23
申请号：US17889204
申请日：2022-08-16
Inventor： Ji Hun CHOI , Chan Woo PARK , Ji-Young OH , Seung Youl KANG , Yong Hae KIM , Hee-ok KIM , Jeho NA , Jaehyun MOON , Jong-Heon YANG , Himchan OH , Seong-Mok CHO , Sung Haeng CHO , Jae-Eun PI , Chi-Sun HWANG
IPC: H01B7/06 , H01B3/30 , H01B13/008 , H05K7/06
Abstract: Provided are stretchable electronics and a method for manufacturing the same. The stretchable electronics may include a substrate, a plurality of electronic elements disposed to be spaced apart from each other on the substrate, and a wire structure disposed on the substrate to connect the plurality of electronic elements to each other. The wire structure may include an insulator extending from one of the electronic elements to the other of the adjacent electronic elements and a metal wire configured to cover a top surface and side surfaces of the insulator. The insulator may include at least one bent part in a plan view.
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Patent Agency Ranking
公开(公告)号：US20230071917A1
公开(公告)日：2023-03-09
申请号：US17669674
申请日：2022-02-11
Inventor： Gi Heon KIM , Yong Hae KIM , Won Jae LEE
Abstract: An encapsulated organic light emitting device and a fabrication method thereof are disclosed. An encapsulated organic light emitting device according to an example embodiment includes a plurality of organic light emitting devices formed on a substrate, a partition wall disposed to separate the plurality of organic light emitting devices, a hydrophobic oil filling a housing structure defined by the partition wall, a polymer thin film formed on surfaces of the hydrophobic oil and the partition wall using a photo-curable precursor, and a multi-film laminated on the polymer thin film.
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公开(公告)号：US20220137556A1
公开(公告)日：2022-05-05
申请号：US17491246
申请日：2021-09-30
Inventor： Yong Hae KIM , Gi Heon KIM , Joo Yeon KIM , Jong-Heon YANG , Sang Hoon CHEON , Seong-Mok CHO , Kyunghee CHOI , Ji Hun CHOI , Jae-Eun PI , Chi-Sun HWANG
IPC: G03H1/22
Abstract: Provided is an operation method for a digital hologram implementation device including a backlight and a spatial light modulator, the operation method including setting an initial phase value of an optical signal to a remedy phase, computing a reduced phase based on the remedy phase, correcting the remedy phase based on a difference between the reduced phase and a preset optimized phase, determining whether the corrected remedy phase is a stabilized phase, performing forward propagation on the stabilized phase and an amplitude of the optical signal, correcting the amplitude of the optical signal, performing backward propagation on the corrected amplitude and the stabilized phase, and determining whether a phase derived by the backward propagation is an optimized phase.
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公开(公告)号：US20210096434A1
公开(公告)日：2021-04-01
申请号：US16987982
申请日：2020-08-07
Inventor： Ji Hun CHOI , Yong Hae KIM , Seong-Mok CHO , Chi-Sun HWANG
IPC: G02F1/1362 , G02F1/1335
Abstract: Provided is a display device. The display device includes first to second gate lines provided on a substrate having first and second pixel areas and extending in a first direction, first to third data lines extending in a second direction perpendicular to the first direction and intersecting the first to second gate lines, and a first reflective electrode provided inside the first pixel area and a second reflective electrode provided inside the second pixel area, from a planar viewpoint, wherein the first to second gate lines and the first to third data lines define the first pixel area and the second pixel area, wherein the first to second gate lines are spaced apart from each other in the second direction, wherein the first to third data lines are spaced apart from each other in the first direction.
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公开(公告)号：US20200379313A1
公开(公告)日：2020-12-03
申请号：US16996989
申请日：2020-08-19
Inventor： Gi Heon KIM , Yong Hae KIM , Chi-Sun HWANG
IPC: G02F1/29 , G02F1/1335 , G02F1/1343 , G02F1/1347
Abstract: Provided is an optoelectronic element including a first substrate, a first electrode on the first substrate, a first lens pattern disposed on the first electrode and including a liquid crystal and a black dye molecule, a second lens pattern disposed on the first lens pattern, and a second electrode on the second lens pattern, wherein the black dye molecule includes about 1 to 4 azo groups and about 2 to 5 aromatic cyclic compounds.
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公开(公告)号：US20180136536A1
公开(公告)日：2018-05-17
申请号：US15586705
申请日：2017-05-04
Inventor： Gi Heon KIM , Yong Hae KIM , Chi-Sun HWANG
IPC: G02F1/29 , G02F1/1343 , G02F1/1335 , G02F1/1347
CPC classification number: G02F1/29 , G02F1/133514 , G02F1/133526 , G02F1/134309 , G02F1/13475 , G02F2001/294 , G02F2202/043
Abstract: Provided is an optoelectronic element including a first substrate, a first electrode on the first substrate, a first lens pattern disposed on the first electrode and including a liquid crystal and a black dye molecule, a second lens pattern disposed on the first lens pattern, and a second electrode on the second lens pattern, wherein the black dye molecule includes about 1 to 4 azo groups and about 2 to 5 aromatic cyclic compounds.
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