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公开(公告)号：US20220179359A1
公开(公告)日：2022-06-09
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
Abstract: Disclosed is an apparatus of analyzing a depth of a holographic image according to the present disclosure, which 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：US20160209808A1
公开(公告)日：2016-07-21
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.
Abstract translation: 全息显示装置包括光源单元，空间光调制器和用于控制空间光调制器的空间光调制器控制电路，该空间光调制器控制电路包括用于向信号线提供数据电压的数据驱动电路， 解复用器电路，其包括连接到所述信号线并顺序导通的多个开关元件，并且通过所述开关元件之间的导通开关元件将所述数据电压传送到传输线;以及连接在所述传输线 以及数据线，使从传输线流向数据线的电流，以及阻止从数据线流向传送线的电流。
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公开(公告)号：US20250138478A1
公开(公告)日：2025-05-01
申请号：US18917739
申请日：2024-10-16
Inventor： Yong Hae KIM , Jong-Heon YANG , Kyunghee CHOI , Jae-Eun PI , Chi-Sun HWANG
IPC: G03H1/22
Abstract: Disclosed are a hologram reading device and a hologram reading method, the hologram reading device including a hologram element having a hologram pattern, a detector configured to detect a reflection beam generated in the hologram pattern, and a controller connected to the detector and configured to read information the hologram pattern using a detection signal of the reflection beam, wherein the hologram pattern may have the width or diameter smaller than 225 nm.
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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：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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Patent Agency Ranking
6.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：US20240213372A1
公开(公告)日：2024-06-27
申请号：US18487625
申请日：2023-10-16
Inventor： Yong Hae KIM , Jong-Heon YANG , Seong-Mok CHO , Ji Hun CHOI , Jae-Eun PI , Chi-Sun HWANG
IPC: H01L29/786 , H01L27/06 , H01L29/417 , H01L29/66
CPC classification number: H01L29/78642 , H01L27/0629 , H01L28/20 , H01L29/41733 , H01L29/6675 , H01L29/66772 , H01L29/66969 , H01L29/78654 , H01L29/78672 , H01L29/7869 , H01L29/78696
Abstract: Provided is a method for manufacturing a vertical channel thin film transistor. The method for manufacturing the vertical channel thin film transistor includes forming a bottom source drain electrode, forming a first interlayer insulating layer, forming first middle source drain electrodes, forming a second interlayer insulating layer, forming a top source drain electrode, forming an opening through which portions of the bottom source drain electrode, the first middle source drain electrodes, and the top source drain electrode are exposed, forming channel layers, forming a gate insulating layer on the channel layers, the bottom source drain electrode, the first middle source drain electrodes, and the top source drain electrode, and forming gate electrodes on the gate insulating layer.
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公开(公告)号：US20240128653A1
公开(公告)日：2024-04-18
申请号：US18343068
申请日：2023-06-28
Inventor： Yong Hae KIM , Chi-Sun HWANG , Joo Yeon KIM , Jaehyun MOON , Jong-Heon YANG , Kyunghee CHOI , Ji Hun CHOI
CPC classification number: H01Q15/0086 , H01Q1/364 , H01Q15/148
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 metal layer on the lower metal oxide layer, an upper metal oxide layer on the 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：US20210231956A1
公开(公告)日：2021-07-29
申请号：US17154737
申请日：2021-01-21
Inventor： Seong-Mok CHO , Yong Hae KIM , Hyunkoo LEE , Sang Hoon CHEON , Kyunghee CHOI , Chi-Sun HWANG
Abstract: Provided are a display device and an augmented reality apparatus including the same. The display device includes a display panel including display blocks and an optics array including pin hole structures that one-to-one correspond to the display blocks. Here, each of the pin hole structures includes a pin hole and a shielding area surrounding the pin hole, and the display blocks are spaced apart from each other in a first direction parallel to a top surface of the display panel and a second direction crossing the first direction and parallel to the top surface of the display panel.
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