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公开(公告)号：US11604386B2
公开(公告)日：2023-03-14
申请号：US17700118
申请日：2022-03-21
Inventor： Gi Heon Kim , Sujung Kim , Yong Hae Kim , Chi-Sun Hwang
IPC: G02F1/1343 , H01L33/00 , H01L33/42 , H05B33/10 , G02F1/1334 , H01L51/00 , H01L27/32
Abstract: A method for manufacturing a window includes preparing a liquid crystal device comprising a support substrate, a first electrode, a liquid crystal layer, and a sacrificial structure. The method further includes removing the sacrificial structure from the liquid crystal device, forming a second electrode disposed on a glass layer, and attaching the liquid crystal device to the second electrode.
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公开(公告)号：US11215899B2
公开(公告)日：2022-01-04
申请号：US16996989
申请日：2020-08-19
Inventor： Gi Heon Kim , Yong Hae Kim , Chi-Sun Hwang
IPC: G02F1/29 , G02F1/1337 , 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：US10948784B2
公开(公告)日：2021-03-16
申请号：US16528220
申请日：2019-07-31
Inventor： Gi Heon Kim , Sujung Kim , Yong Hae Kim , Chi-Sun Hwang
IPC: G02F1/1343 , H01L33/00 , H01L33/42 , H05B33/10 , G02F1/1334 , H01L51/00 , H01L27/32
Abstract: A light emitting apparatus and a window. The light emitting apparatus includes a liquid crystal device that includes 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 a second electrode on the one surface of the liquid crystal layer.
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公开(公告)号：US10935846B2
公开(公告)日：2021-03-02
申请号：US16183726
申请日：2018-11-07
Inventor： Gi Heon Kim , Yong Hae Kim , Chi-Sun Hwang , Chi-Young Hwang
IPC: G02F1/1337 , C09K19/60 , C09K19/58 , G02F1/1333 , G02F1/137
Abstract: A liquid crystal device includes a first substrate and a second substrate facing each other, a first electrode disposed between the first substrate and the second substrate and adjacent to the first substrate, a second electrode disposed between the first substrate and the second substrate and adjacent to the second substrate, a first alignment film disposed between the first electrode and the second electrode and adjacent to the first electrode, a second alignment film disposed between the first electrode and the second electrode and adjacent to the second electrode, and a liquid crystal layer disposed between the first alignment film and the second alignment film, wherein the liquid crystal layer includes a liquid crystal portion containing liquid crystal molecules, and a hydrophobic portion containing a hydrophobic material, the liquid crystal portion and the hydrophobic portion are phase-separated from each other, and the hydrophobic portion includes fluorine.
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公开(公告)号：US10598558B2
公开(公告)日：2020-03-24
申请号：US15890846
申请日：2018-02-07
Inventor： Seong Hyun Kim , Su Jae Lee , Kyoung Ik Cho , Chi-Sun Hwang
Abstract: Provided is a pressure sensing element including a first electrode, a pressure sensing unit on the first electrode, a second electrode disposed on the pressure sensing unit and having first and second points on a top surface thereof, a first elastic member on the second electrode, and a second elastic member on the first elastic electrode, wherein a thickness of the first elastic member decreases from the first point toward the second point, and a thickness of the second elastic member increases from the second point toward the first point.
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Patent Agency Ranking
公开(公告)号：US10481461B2
公开(公告)日：2019-11-19
申请号：US15945405
申请日：2018-04-04
Inventor： Seong-Mok Cho , Sujung Kim , Tae-Youb Kim , Juhee Song , Chil Seong Ah , Yong Hae Kim , Joo Yeon Kim , Hojun Ryu , Jeong Ik Lee , Sang Hoon Cheon , Chi-Sun Hwang
Abstract: Provided is a reversible electrochemical mirror including a first substrate and a second substrate, which face each other, a first transparent electrode disposed on the first substrate and facing the second substrate, a second transparent electrode disposed on the second substrate and facing the first transparent electrode, an electrolyte solution interposed between the first transparent electrode and the second transparent electrode, and a counter electrode material layer disposed on the second transparent electrode and contacting the electrolyte solution.
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公开(公告)号：US10409116B2
公开(公告)日：2019-09-10
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 , G02F1/1334 , H01L51/00 , H01L27/32
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：US09695362B1
公开(公告)日：2017-07-04
申请号：US15213026
申请日：2016-07-18
Inventor： Gi Heon Kim , Yong Hae Kim , Chi-Sun Hwang
IPC: G02F1/1334 , C09K19/60 , G02F1/1335 , G02F1/1343 , C09K19/54
CPC classification number: C09K19/605 , C09K19/54 , C09K19/544 , C09K19/60 , C09K19/601 , C09K19/603 , G02F1/1334 , G02F1/133504 , G02F1/133553 , G02F1/134309 , G02F1/13439 , G02F2202/022 , G02F2202/04
Abstract: A color display device includes a plurality of pixels. Each of the pixels includes a first transparent electrode and a second transparent electrode, opposing to each other, a polymer layer between the first transparent electrode and the second transparent electrode, a first coloring material dispersed in the polymer layer, liquid crystals provided in the polymer layer, and a second coloring material dispersed in the liquid crystals. The first coloring material and the second coloring material presents different colors, and each of the first coloring material and the second coloring material includes at least one of a red coloring material, a green coloring material, a blue coloring material, a yellow coloring material, a cyan coloring material, and a magenta coloring material.
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公开(公告)号：US09665066B2
公开(公告)日：2017-05-30
申请号：US14503234
申请日：2014-09-30
Inventor： Yong Hae Kim , Chi-Sun Hwang , Gi Heon Kim , Hojun Ryu , Chunwon Byun , Himchan Oh , Myung Lae Lee , Hye Yong Chu
CPC classification number: G03H1/02 , G02F1/0121 , G02F1/133528 , G02F1/157 , G02F2001/1635 , G02F2201/44 , G03H1/2294 , G03H2001/0224 , G03H2225/22 , G03H2225/33
Abstract: Provided are a spatial light modulator (SLM) and a method of fabricating the same. The complex spatial light modulator includes a thin film transistor (TFT) layer provided on a substrate, an amplitude type SLM and a phase type SLM electrically connected to the TFT layer, and a first polarizer provided on the phase type SLM, wherein the TFT layer includes transistors electrically connected to the amplitude type SLM and the phase type SLM, respectively, and the amplitude type SLM and the phase type SLM are commonly and electrically connected to the TFT layer and driven.
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公开(公告)号：US09628079B2
公开(公告)日：2017-04-18
申请号：US15050187
申请日：2016-02-22
Inventor： Jae-Eun Pi , Chunwon Byun , OhSang Kwon , Eunsuk Park , Min Ki Ryu , Chi-Sun Hwang
IPC: H03K3/01 , H03K19/0185
CPC classification number: H03K19/018507
Abstract: A level shifter circuit a first transistor connected between a power source terminal of the level shifter circuit and an output terminal of the level shifter circuit, the first transistor being configured to transmit, in response to a first signal and a second signal, a power source voltage applied from the power source terminal to the output terminal, the first signal being received from an input terminal of the level shifter circuit through a first gate of the first transistor, the second signal being received through a second gate of the first transistor, and a second transistor connected between a ground terminal of the level shifter circuit and the output terminal, the second transistor being configured to transmit a ground voltage from the ground terminal to the output terminal in response to a gate signal received through a gate of the second transistor.
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