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公开(公告)号：US12013662B2
公开(公告)日：2024-06-18
申请号：US17523197
申请日：2021-11-10
Inventor： Jae-Eun Pi , Yong Hae Kim , Jong-Heon Yang , Chul Woong Joo , Chi-Sun Hwang , Ha Kyun Lee , Seung Youl Kang , Gi Heon Kim , Joo Yeon Kim , Hee-ok Kim , Jeho Na , Jaehyun Moon , Won Jae Lee , Seong-Mok Cho , Ji Hun Choi
CPC classification number: G03H1/2249 , G01B11/026 , G06T7/536 , G03H2001/2281 , G03H2210/30 , G03H2222/12 , G03H2223/19 , G06T2207/10028
Abstract: An apparatus which analyses a depth of a holographic image is provided. The apparatus includes an acquisition unit that acquires a hologram, a restoration unit that restores a three-dimensional holographic image by irradiating the hologram with a light source, an image sensing unit that senses a depth information image of the restored holographic image, and an analysis display unit that analyzes a depth quality of the holographic image, based on the sensed depth information image, and the image sensing unit uses a lensless type of photosensor.
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公开(公告)号：US11921383B2
公开(公告)日：2024-03-05
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：US10782588B2
公开(公告)日：2020-09-22
申请号：US16281934
申请日：2019-02-21
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：US09904251B2
公开(公告)日：2018-02-27
申请号：US14996527
申请日：2016-01-15
Inventor： Chunwon Byun , Jae-Eun Pi , Yong Hae Kim , Hakyun Lee , Chi-Sun Hwang
CPC classification number: G03H1/2294 , G02F1/13 , G03H2001/0224 , G09G3/003 , G09G3/3648 , G09G3/3688 , G09G2310/0297 , G09G2320/0223
Abstract: A holographic display apparatus includes a light source unit, a spatial light modulator, and a spatial light modulator control circuit for controlling the spatial light modulator, the spatial light modulator control circuit including a data driving circuit for providing a data voltage to a signal line, a demultiplexer circuit which includes a plurality of switching elements connected to the signal line and sequentially turned on, and transfers the data voltage to a transfer line through a turned-on switching element among the switching elements, and a first element connected between the transfer line and a data line, passing a current flowing from the transfer line to the data line, and blocking a current flowing from the data line to the transfer line.
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公开(公告)号：US20130187542A1
公开(公告)日：2013-07-25
申请号：US13736141
申请日：2013-01-08
Inventor： Jun-Han HAN , Jeong Ik Lee , Yong Hae Kim , Myung Lae Lee , Sang Hoon Cheon , Jaehyun Moon , Seung Koo Park , Doo-Hee Cho , Joo Hyun Hwang , Jin Wook Shin , Chul Woong Joo , Jin Woo Huh , Hye Yong Chu
CPC classification number: H05B33/0896 , H01Q1/22 , H01Q7/00 , Y02B20/36
Abstract: Provided is a light source apparatus which include a light emitting unit including a light emitting area of unit of surface, an antenna disposed along the outer periphery so as not to encroach on a light emitting area and a driving unit, and a driving unit processing wireless power received from the antenna and supplying the processed wireless power to the light emitting unit. According to the light source apparatus, miniaturization may be accomplished and a shielding phenomenon of an antenna reception signal caused by the light emitting area may be suppressed.
Abstract translation: 本发明提供一种光源装置，其包括发光单元，该发光单元包括表面单位的发光区域，沿着外周设置以不侵入发光区域的天线和驱动单元，以及驱动单元，其处理无线 从天线接收的功率并将经处理的无线电力提供给发光单元。 根据光源装置，可以实现小型化，并且可以抑制由发光区域引起的天线接收信号的屏蔽现象。
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Patent Agency Ranking
公开(公告)号：US12211630B2
公开(公告)日：2025-01-28
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: H01B3/30 , H01B7/06 , H01B13/008 , H05K7/06 , H01B3/46
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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公开(公告)号：US10261382B2
公开(公告)日：2019-04-16
申请号：US15353682
申请日：2016-11-16
Inventor： Tae-Youb Kim , Yong Hae Kim , Seong-Mok Cho , Jong-Heon Yang , Jae-Eun Pi
Abstract: Provided is a light modulating device including a light modulating unit provided on a substrate, a driving unit electrically connected to the light modulating unit and configured to drive the light modulating unit, and a cover disposed on the light modulating unit and configured to seal the light modulating unit, wherein the light modulating unit comprises an electrochromic device.
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公开(公告)号：US10156760B2
公开(公告)日：2018-12-18
申请号：US15648916
申请日：2017-07-13
Inventor： Sujung Kim , Gi Heon Kim , Yong Hae Kim , Chi-Sun Hwang
IPC: G02F1/1334 , G02F1/137 , C09K19/60 , G02F1/1333 , C09K19/54 , G02F1/13363
Abstract: A method for manufacturing a liquid crystal device includes preparing a precursor solution comprising a monomer, a blue dye, a green dye, and a red dye dissolved in the monomer, and liquid crystal molecules; and polymerizing the monomer of the precursor solution to form a liquid crystal layer. The blue dye, the green dye, and the red dye reflect light of different wavelengths from each other. A black color is available in a single pixel when, based on total amount of the blue dye, the green dye, and the red dye, the blue dye is present in an amount ranging from about 25 wt % to about 30 wt %, the green dye is present in an amount ranging from about 40 wt % to about 50 wt %, and the red dye is present in an amount ranging from about 25 wt % to about 30 wt %.
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公开(公告)号：US09952460B2
公开(公告)日：2018-04-24
申请号：US15010968
申请日：2016-01-29
Inventor： Jong-Heon Yang , Jae Bon Koo , Byoung-Hwa Kwon , Gi Heon Kim , Yong Hae Kim , Hojun Ryu , Chan Woo Park , Chunwon Byun , Hyunkoo Lee , Jong Tae Lim , Kyoung Ik Cho , Seong-Mok Cho , Hye Yong Chu , Chi-Sun Hwang
IPC: G02F1/1333 , G02F1/1335
CPC classification number: G02F1/133308 , G02F2001/133317 , G02F2001/133616 , G02F2201/44
Abstract: Provided is a display device. The display device includes a lower display element where a substrate, a first lower electrode, a liquid crystal part, and a second lower electrode are sequentially stacked, an upper display element stacked vertical to the lower display element, where a first upper electrode, a light emitting part, a second upper electrode, and a protective part are sequentially stacked, and a middle part configured to deliver a driving signal to the lower and upper display elements, between the lower and upper display elements.
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公开(公告)号：US11832486B2
公开(公告)日：2023-11-28
申请号：US17943528
申请日：2022-09-13
Inventor： Jong-Heon Yang , Seung Youl Kang , Yong Hae Kim , Hee-ok Kim , Jeho Na , Jaehyun Moon , Chan Woo Park , Himchan Oh , Seong-Mok Cho , Sung Haeng Cho , Ji Hun Choi , Jae-Eun Pi , Chi-Sun Hwang
IPC: H10K59/131 , G09G3/3225 , G09G3/3266 , H10K59/124
CPC classification number: H10K59/131 , G09G3/3225 , G09G3/3266 , G09G2300/0426 , G09G2300/0814 , G09G2300/0842 , H10K59/124
Abstract: Provided are a semiconductor device, a display panel, and a display device including the same. The semiconductor device includes a lower electrode on one side of a substrate, a spacer on another side of the substrate, a middle electrode on the spacer, a lower channel layer on portions of a sidewall of the spacer, the middle electrode, and the lower electrode, a lower gate insulating layer on the lower channel layer, a common gate electrode on the gate insulating layer, an upper gate insulating layer on the common gate electrode, an upper electrode on the spacer and the upper gate insulating layer of the middle electrode, an upper channel layer connected to the upper electrode and disposed on a sidewall of the upper gate insulating layer, and a contact electrode connected to a portion of the upper channel layer and passing through the lower gate insulating layer and the upper gate insulating layer outside the common gate electrode so as to be connected to the lower electrode.
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