Electronics and Telecommunications Research Institute

Mvtech

Korea Advanced Institute of Science and Technology

University-Industry Cooperation Group of Kyung Hee University

Konkuk University Industrial Cooperation Corp

Faculdade De Ciencias E Technologia Da Universidade Nova De Lisboa

Chi-Sun Hwang

Yong Hae Kim

Gi Heon Kim

Jeong Ik Lee

Jae-Eun Pi

Hojun Ryu

Seong-Mok Cho

Jong-Heon Yang

Jaehyun Moon

Sang Hoon Cheon

Joo Yeon Kim

Chunwon Byun

Hye Yong Chu

Seung Youl Kang

Tae-Youb Kim

Ji Hun Choi

Jae Bon Koo

Chil Seong Ah

Seongdeok Ahn

Sujung Kim

Kyoung Ik Cho

Chan Woo Park

Chul Woong Joo

Juhee Song

Himchan Oh

Kyunghee Choi

Yoon-Ho Song

Seong Hyun Kim

Ji-Young Oh

Sung Haeng Cho

Min Ki Ryu

Jeho Na

Sang-Hee Park

Doo-Hee Cho

Jin-Ho Lee

Nam Sung Cho

Hyunkoo Lee

Byoung-Hwa Kwon

Su Jae Lee

Hee-ok Kim

Hye Jin Kim

Young Sam Park

Won Jae Lee

Sang Chul Lim

Jong Tae Lim

Young-deuk Jeon

Kyoung-Ik Cho

Moon-Youn Jung

Seung-Youl Kang

Young-Rae Cho

OhSang Kwon

Do-Hyung Kim

Jong Woo Kim

Byoung Gon Yu

Seung Koo Park

Joon Tae Ahn

Sung Min Yoon

Myung Lae Lee

Jin Wook Shin

Jun-Han Han

Jin Huh

Sun Jin Yun

Jonghee Lee

Bock Soon Na

Kang-Ho Park

Joo Hyun Hwang

Jonghyurk Park

Woo-Seok Cheong

Chan-Mo Kang

Kee-Chan Park

Elvira Maria Correia Fortunato

Jongchan Lee

Jaeheon Shin

Sung Mook Chung

Seunghee Lee

Yun-Jeong Kim

Joondong Kim

Sooji Nam

Rodrigo Ferrão De Paiva Martins

Pedro Miguel Cândido Barquinha

Sung Jong Cho

Sung-Min Yoon

Nuno Filipe De Oliveira Correia

Sangyeon Kim

HongKyun Lym

ByeongHoon Kim

Shinhyuk Yang

Choong-heui Chung

Bong-Chul Kim

Choong-Heui Chung

Seung Youl Lee

Yeon Kyung Kim

SangHee Park

Hakyun Lee

KwangHeum Lee

Ha Kyun Lee

Eunsuk Park

Chi-Young Hwang

Ana Raquel Xarouco De Barros

Vitor Manuel Loureiro Figueiredo

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.

Meta-structure

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.

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.

Stretchable electronics and method for manufacturing the same

Provided is an operation method for a digital hologram implementation device including a backlight and a spatial light modulator, the operation method including setting an initial phase value of an optical signal to a remedy phase, computing a reduced phase based on the remedy phase, correcting the remedy phase based on a difference between the reduced phase and a preset optimized phase, determining whether the corrected remedy phase is a stabilized phase, performing forward propagation on the stabilized phase and an amplitude of the optical signal, correcting the amplitude of the optical signal, performing backward propagation on the corrected amplitude and the stabilized phase, and determining whether a phase derived by the backward propagation is an optimized phase.

Operation method for digital hologram implementation device

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.

Vertical channel thin film transistor and method for manufacturing the same

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.

Apparatus for analyzing depth of holographic image and analyzing method thereof

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.

Liquid crystal display device and method for operating the same

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.

Semiconductor device, display panel, and display device including the same

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.

Display device and augmented reality apparatus including the same

Provided is a stretchable display device. The stretchable display device includes a substrate and a base pattern on the substrate, wherein the base pattern comprises a first portion, a second portion, and a connection portion configured to connect the first portion to the second portion. The stretchable display device includes a lower electrode on the first portion of the base pattern; an upper electrode on the lower electrode, a light emitting structure between the lower electrode and the upper electrode, and a protective layer configured to cover top and side surfaces of the upper electrode, side surfaces of the light emitting structure, a side surface of the lower electrode, and a portion of a side surface of the base pattern. The upper electrode extends to a top surface of the connection portion and a top surface of the second portion of the base pattern, and the first portion and the second portion of the base pattern extend in a first direction parallel to a top surface of the substrate. The first portion and the second portion are parallel to the top surface of the substrate and are spaced apart from each other in a second direction crossing the first direction. The connection portion extends in the second direction. A level of the lowermost surface of the protective layer is disposed between a bottom surface of the lower electrode and a bottom surface of the base pattern.

Stretchable display device

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.

Light emitting apparatus and window

Provided is an electrochromic display device including: a first substrate; a second substrate on the first substrate; an electrolyte layer disposed between the first substrate and the second substrate; a first transparent electrode provided between the electrolyte layer and the first substrate; second transparent electrodes provided between the electrolyte layer and the second substrate; a first electrochromic layer provided between the first transparent electrode and the electrolyte layer; and a second electrochromic layer provided between the second transparent electrodes and the electrolyte layer, wherein the second transparent electrodes each extend in a first direction and be disposed apart from each other in a second direction perpendicular to the first direction, the second electrochromic layer extends between the second transparent electrodes and contacts a lower surface of the second substrate, the first electrochromic layer includes an inorganic electrochromic material, and the second electrochromic layer includes an organic electrochromic material.

Electrochromic display device

Provided is a pixel circuit. The pixel circuit includes a conversion element forming a voltage of an input level at a first node, a first transistor adjusting the voltage of the first node to a first level in response to a first signal received at a first time interval, a first capacitive element forming a voltage at a second node based on the voltage of the first node, a second transistor adjusting a level of the voltage of the second node to a second level in response to the first signal, a third transistor forming a voltage at a third node, a fourth transistor outputting a current in response to a second signal received in a second time interval, and a. fifth transistor adjusting the voltage of the third node to a third level in response to a third signal received in a third time interval.

Pixel circuit including conversion element, capacitive element, and transistors

Provided is a pressure sensitive display device including a sensing substrate, a reaction substrate provided on the sensing substrate, and spacers provided between the sensing substrate and the reaction substrate to space the sensing substrate apart from the reaction substrate. Here, the sensing substrate includes a flexible substrate and a touch electrode provided on one surface of the flexible substrate, which faces the reaction substrate. The reaction substrate includes a transparent substrate, a transparent electrode provided on one surface of the transparent substrate, which faces the sensing substrate, and a light emitting layer disposed on the transparent electrode.

Pressure sensitive display device having touch electrode and light emitting layer

A hologram display device includes a light source unit that emits light, a spatial light modulator that modulates the light emitted from the light source unit, and a random pinhole panel. The random pinhole panel includes a plurality of pinholes of a random position or a random size and is arranged in line with an output part of the spatial light modulator. In the hologram display device and the method of manufacturing the hologram display device, a position and size of a random pinhole on the random pinhole are not limited to inside each pixel of the spatial light modulator.

Hologram display device and method for manufacturing the same

Growing community of inventors

Daejeon, South Korea

Chi-Sun Hwang