公开(公告)号：US20150323817A1

公开(公告)日：2015-11-12

申请号：US14503234

申请日：2014-09-30

Applicant: Electronics and Telecommunications Research Institute

Inventor： Yong Hae KIM ,  Chi-Sun HWANG ,  Gi Heon KIM ,  Hojun RYU ,  Chunwon BYUN ,  Himchan OH ,  Myung Lae LEE ,  Hye Yong CHU

IPC: G02F1/01 ,  G03H1/22 ,  G02F1/157 ,  G02F1/163 ,  G02F1/136 ,  G02F1/1335

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.

Abstract translation: 提供了一种空间光调制器（SLM）及其制造方法。 复合空间光调制器包括设置在基板上的薄膜晶体管（TFT）层，与TFT层电连接的振幅型SLM和相位型SLM，以及设置在相位型SLM上的第一偏振器，其中TFT层 包括分别与振幅型SLM和相位型SLM电连接的晶体管，并且振幅型SLM和相位型SLM通常电连接到TFT层并被驱动。

公开(公告)号：US20250138478A1

公开(公告)日：2025-05-01

申请号：US18917739

申请日：2024-10-16

Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE

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.

公开(公告)号：US20240061306A1

公开(公告)日：2024-02-22

申请号：US18342630

申请日：2023-06-27

Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE

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.

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.

公开(公告)号：US20220104343A1

公开(公告)日：2022-03-31

申请号：US17459815

申请日：2021-08-27

Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE

Inventor： Ji-Young OH ,  Seung Youl KANG ,  Sujung KIM ,  Chan Woo PARK ,  Himchan OH ,  Jae-Eun PI ,  Chi-Sun HWANG

IPC: H05K1/02 ,  H05K1/11 ,  H01L23/00 ,  H01L23/498 ,  H05K3/12 ,  H01L21/48

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.

公开(公告)号：US20210325826A1

公开(公告)日：2021-10-21

申请号：US17232955

申请日：2021-04-16

Applicant: Electronics and Telecommunications Research Institute

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.

公开(公告)号：US20210063785A1

公开(公告)日：2021-03-04

申请号：US16917454

申请日：2020-06-30

Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE

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.

公开(公告)号：US20190312148A1

公开(公告)日：2019-10-10

申请号：US16374095

申请日：2019-04-03

Applicant: Electronics and Telecommunications Research Institute

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.

公开(公告)号：US20190221761A1

公开(公告)日：2019-07-18

申请号：US16204869

申请日：2018-11-29

Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE

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

IPC: H01L51/00 ,  H01L27/32 ,  H01L51/52 ,  H01L51/56 ,  B32B7/12 ,  B32B27/08

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.

公开(公告)号：US20180157076A1

公开(公告)日：2018-06-07

申请号：US15654831

申请日：2017-07-20

Applicant: Electronics and Telecommunications Research Institute

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.