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公开(公告)号：US20240061306A1
公开(公告)日：2024-02-22
申请号：US18342630
申请日：2023-06-27
Inventor： Yong Hae KIM , Chi-Sun HWANG , Kyunghee CHOI , Joo Yeon KIM , Jaehyun MOON , Jong-Heon YANG , Ji Hun CHOI
IPC: G02F1/19
CPC classification number: G02F1/19
Abstract: Disclosed is a meta-structure. The meta-structure includes a lower electrode, a lower insulating layer on the lower electrode, a lower metal oxide layer on the lower insulating layer, a lower metal layer on the lower metal oxide layer, a middle metal oxide layer on the lower metal layer, an upper metal layer on the middle metal oxide layer, an upper metal oxide layer on the upper metal layer, an upper insulating layer on the upper metal oxide layer, and antenna electrodes on the upper insulating layer.
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公开(公告)号：US20220199836A1
公开(公告)日：2022-06-23
申请号：US17523320
申请日：2021-11-10
Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE , Korea Advanced Institute of Science and Technology
Inventor： Chi-Sun HWANG , SangHee PARK , KwangHeum LEE , Jae-Eun PI , SeungHee LEE , Jong-Heon YANG , Ji Hun CHOI
IPC: H01L29/786 , H01L29/66 , H01L29/40 , H01L29/49
Abstract: A vertical channel thin film transistor includes substrate, lower source/drain electrode, spacer layer, upper source/drain electrode covering portion of upper surface of the spacer layer, interlayer insulating pattern covering portion of upper surface of the upper source/drain electrode and upper surface of the spacer layer exposed by the upper source/drain electrode, contact hole disposed on the lower source/drain electrode and passing through the interlayer insulating pattern, the upper source/drain electrode, and the spacer layer, active pattern covering inner wall and bottom surface of the contact hole and extending over upper surface of the upper source/drain electrode and upper surface of the interlayer insulating pattern, gate insulating pattern filling portion of the contact hole and extending along upper surface of the active pattern, and gate electrode filling portion of the contact hole and extending along upper surface of the gate insulating pattern.
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公开(公告)号：US20220104343A1
公开(公告)日：2022-03-31
申请号：US17459815
申请日：2021-08-27
Inventor： Ji-Young OH , Seung Youl KANG , Sujung KIM , Chan Woo PARK , Himchan OH , Jae-Eun PI , Chi-Sun HWANG
Abstract: Provided are a stretchable electronic device and a method for manufacturing the same. The stretchable electronic device includes lines having lower pads, a chip provided on the lower pads and having first upper pads, which are wider than the lower pads, and an adhesive layer provided outside the lower pads or between the lower pads and bonded to the first upper pads.
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公开(公告)号：US20210325826A1
公开(公告)日：2021-10-21
申请号：US17232955
申请日：2021-04-16
Inventor： Sang Hoon CHEON , Yong Hae KIM , Seong-Mok CHO , Kyunghee CHOI , Chi-Sun HWANG
IPC: G03H1/22
Abstract: Disclosed is an apparatus for displaying a hologram including a pixel circuit array including first to nth pixel circuits, a first insulating layer provided on the pixel circuit array, first to nth pixel electrodes provided on the first insulating layer and electrically connected to the first to nth pixel circuits, respectively, a second insulating layer provided on the first insulating layer, first to nth display electrodes provided on the second insulating layer and electrically connected to the first to nth pixel electrodes, respectively, a display panel formed on the first to nth display electrodes, and a common electrode formed on the display panel. The first to nth display electrodes are clustery formed, and an area of the first to nth display electrodes is smaller than an area of the pixel circuit array.
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公开(公告)号：US20210063785A1
公开(公告)日：2021-03-04
申请号：US16917454
申请日：2020-06-30
Inventor： Gi Heon KIM , Won Jae LEE , Chi-Sun HWANG
IPC: G02F1/1334 , G02F1/1343 , G02F1/137
Abstract: Provided is a liquid crystal element. The liquid crystal element includes a first substrate, a first electrode provided on the first substrate, a liquid crystal layer provided on the first electrode and including a liquid crystal portion and a hydrophobic portion, and a second electrode on the liquid crystal layer, wherein the hydrophobic portion is phase-separated from the liquid crystal portion, wherein the liquid crystal portion includes polymer materials, a first dye, and liquid crystal molecules dispersed in the polymer materials, wherein the hydrophobic portion is spaced apart from the first electrode, wherein the hydrophobic portion includes hydrophobic materials and a second dye, wherein the first dye is dissolved in the polymer materials, wherein the second dye is dissolved in the hydrophobic portion, wherein the polymer materials include photo-curable polymer materials.
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Patent Agency Ranking
公开(公告)号：US20190312148A1
公开(公告)日：2019-10-10
申请号：US16374095
申请日：2019-04-03
Inventor： Jae-Eun PI , Seung Youl KANG , Jaehyun MOON , Seongdeok AHN , Jongchan LEE , Chul Woong JOO , Chi-Sun HWANG
IPC: H01L29/786 , H01L29/66
Abstract: Provided is a thin film transistor including a substrate, a first spacer on the substrate, a second spacer on the first spacer, a light shield layer intervened between the first spacer and the second spacer, a semiconductor layer on the second spacer, and a gate electrode on the semiconductor layer, wherein the light shield layer includes a plurality of inclined surfaces against a top surface of the substrate.
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公开(公告)号：US20190221761A1
公开(公告)日：2019-07-18
申请号：US16204869
申请日：2018-11-29
Inventor： Chi-Sun HWANG , Seung Youl KANG , Byoung-Hwa KWON , Gi Heon KIM , Seong Hyun KIM , Jaehyun MOON , Young Sam PARK , Seongdeok AHN , JEONG IK LEE , Sung Haeng CHO
Abstract: Provided is a stretchable display including an elastic body, a light emitting unit on the elastic body, and a wiring unit on the elastic body, wherein the light emitting unit includes a first substrate unit on the elastic body, a buffer layer on the first substrate unit, and a light emitting element on the buffer layer, the wiring unit includes a second substrate unit on the elastic body, a driving element configured to control the light emitting element, a wiring configured to electrically connect the driving element and the light emitting element, and an insulation layer configured to cover the driving element and the wiring, the light emitting unit and the wiring unit have respective corrugation structures, a thickness of the light emitting unit is larger than that of the wiring unit, a modulus of elasticity of the buffer layer is larger than that of the insulation layer, and a modulus of elasticity of the elastic body is smaller than that of the insulation layer.
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8.发明申请公开(公告)号：US20180157076A1
公开(公告)日：2018-06-07
申请号：US15654831
申请日：2017-07-20
Inventor： Gi Heon KIM , Sujung KIM , Yong Hae KIM , Chi-Sun HWANG
IPC: G02F1/1343 , H01L33/00 , H01L33/42 , H05B33/10
CPC classification number: G02F1/1343 , G02F1/1334 , G02F2201/44 , H01L27/32 , H01L33/005 , H01L33/42 , H01L51/0001 , H05B33/10
Abstract: Provided are a method for manufacturing a light emitting apparatus, the light emitting apparatus, and a window. The method for manufacturing the light emitting apparatus includes preparing a liquid crystal device including a support substrate, a first electrode, a liquid crystal layer, and a sacrificial structure, separating the sacrificial structure from the liquid crystal layer to expose one surface of the liquid crystal layer, and forming a second electrode on the one surface of the liquid crystal layer.
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公开(公告)号：US20180011384A1
公开(公告)日：2018-01-11
申请号：US15462576
申请日：2017-03-17
Inventor： Seong-Mok CHO , Tae-Youb KIM , Seung Youl LEE , Yong Hae KIM , Hojun RYU , Juhee SONG , Chil Seong AH , Jeong Ik LEE , Chi-Sun HWANG
IPC: G02F1/15 , G02F1/157 , G02F1/155 , G02F1/161 , G02F1/1335
CPC classification number: G02F1/1506 , G02B26/06 , G02F1/133553 , G02F1/15 , G02F1/155 , G02F1/157 , G02F1/161 , G02F2203/12 , G03H1/00 , G03H1/02 , G03H2001/0224 , G03H2225/32 , H04N13/00
Abstract: Disclosed is an optical modulator. An optical modulator comprises a substrate, an upper transparent electrode on the substrate, a partition wall providing a chamber between the substrate and the upper transparent electrode, an optical modulation member provided in the chamber and disposed on the substrate, and an electrolyte filling the chamber and including a first metal in an ionic state. The optical modulation member comprises a reflection layer on the substrate, and a lower transparent electrode on the reflection layer.
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公开(公告)号：US20130314634A1
公开(公告)日：2013-11-28
申请号：US13829882
申请日：2013-03-14
Inventor： Jae Bon KOO , JEONG IK LEE , Chi-Sun HWANG , Hojun RYU , Hye Yong CHU
CPC classification number: H01L51/50 , G02F1/167 , G02F2201/44 , H01L27/3232 , H01L51/56
Abstract: Provided are a dual-mode display device and a method of manufacturing the same. The device includes a lower substrate, an upper substrate facing the lower substrate, a thin-film transistor portion between the upper substrate and the lower substrate, a first anode on one side of the thin-film transistor portion, a first cathode between the first anode and the upper substrate, an organic light-emitting layer between the first cathode and the first anode, a second anode on the other side of the thin-film transistor portion, a second cathode between the second anode and the upper substrate, or the second anode and the lower substrate, and a optical switching layer between the second cathode and the second anode.
Abstract translation: 提供一种双模式显示装置及其制造方法。 该器件包括下基板，面向下基板的上基板，上基板和下基板之间的薄膜晶体管部分，薄膜晶体管部分一侧的第一阳极，第一阴极在第一 阳极和上基板，在第一阴极和第一阳极之间的有机发光层，薄膜晶体管部分的另一侧的第二阳极，第二阳极和上基板之间的第二阴极， 第二阳极和下基板，以及在第二阴极和第二阳极之间的光学开关层。
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