Electronics and Telecommunications Research Institute

Hyunkoo Lee

Byoung-Hwa Kwon

Jong Tae Lim

Byoung Gon Yu

Nam Sung Cho

Hyunsu Cho

Doo-Hee Cho

Jonghee Lee

Chunwon Byun

Jeong Ik Lee

Jin Wook Shin

Jaehyun Moon

Young Sam Park

Jun-Han Han

Chi-Sun Hwang

Chan-Mo Kang

Sukyung Choi

Hye Yong Chu

Chan Woo Park

Jae Bon Koo

Yong Hae Kim

Sang Hoon Cheon

Jong-Heon Yang

Chul Woong Joo

Seong-Mok Cho

Seung Youl Kang

Kyoung Ik Cho

Gi Heon Kim

Chil Seong Ah

Hojun Ryu

Seongdeok Ahn

Ji-Young Oh

Joo Yeon Kim

Jae-Eun Pi

Bock Soon Na

Sung Haeng Cho

Kyunghee Choi

O Eun Kwon

Jong Chan Jeong

Jeong Lk Lee

A pixel circuit includes a sensing block, a stimulation block, a first line control circuit, and a second line control circuit. The sensing block outputs biometric data of a biosignal in response to a first selection signal. The stimulation block radiates a stimulation signal in response to a second selection signal. The first line control circuit outputs the first selection signal for selecting the sensing block as a target sensing block, and outputs the second selection signal for selecting the stimulation block as a target stimulation block. The second line control circuit processes characteristic data associated with the biometric data and the stimulation signal.

Pixel circuit for radiating stimulation signal and receiving biosignal and electronic 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 light emitting device including a lower electrode, an upper electrode disposed to face the lower electrode, a quantum dot light emitting layer between the lower electrode and the upper electrode, an electron transport layer between the lower electrode and the quantum dot light emitting layer, and a hole transport layer between the upper electrode and the quantum dot light emitting layer, wherein the quantum dot light emitting layer includes a quantum dot, and a first ligand on a surface of the quantum dot, and a second ligand on the surface of the quantum dot.

Light emitting device including a quantum dot light emitting layer having a first and second ligand on a surface of a quantum dot

A display device according to an embodiment of the inventive concept provides includes a substrate, a green light emitting element group and a blue light emitting element group, which are repeatedly arranged in a first direction parallel to a top surface of the substrate, and a red conversion pattern on the green light emitting element group and the blue light emitting element group. Here, the red conversion pattern overlaps a portion of the green light emitting element group and a portion of the blue light emitting element group in a second direction perpendicular to the top surface of the substrate.

Display device and manufacturing method thereof

According to an exemplary embodiment of the present invention, by providing an apparatus for fabricating a stretchable electronic element including a chamber, a plurality of sample portions loaded into the chamber and spaced apart from each other, while the chamber is maintained at atmospheric pressure, and a movable member moving the plurality of sample portions and compressing each of the plurality of sample portions together while the chamber is kept under vacuum, it is possible to fabricate variable stretchable electronic elements.

Method and apparatus for fabricating a stretchable electronic element

Provided is a display device and a manufacturing method thereof. More specifically, the present invention relates to a display device including a nickel oxide thin film co-doped with a copper monovalent cation and a copper divalent cation, and a manufacturing method thereof. The present invention provides a display device including a substrate, a first electrode layer disposed on the substrate, a first common layer disposed on the substrate, a light emitting layer disposed on the first common layer, a second common layer disposed on the light emitting layer, and a second electrode layer disposed on the second common layer, wherein the first common layer includes a nickel oxide thin film co-doped with a first metal cation and a second metal cation, and the oxidation number of the first metal cation and the oxidation number the second metal cation are different from each other.

Provided is an electrochromic display device including a display panel including a plurality of pixels configured to display an image on a basis of a unit frame defined as first to third sub-frames, a timing controller configured to output a data signal and an off signal, and a data driving circuit configured to provide, to the pixels, a data voltage generated based on the data signal during the second sub-frame and provide, to the pixels, an off voltage generated based on the off signal during the third sub-frame, wherein each of the pixels includes an electrochromic element, and a power supply voltage is delivered to the electrochromic element in response to the data voltage during the second sub-frame and the power supply voltage provided to the electrochromic element is blocked in response to the off voltage during the third sub-frame.

Electrochromic display device having a plurality of sub-frames

An organic light-emitting device includes a substrate, a bottom electrode on the substrate, an organic light-emitting layer on the bottom electrode, and a top electrode on the organic light-emitting layer, wherein the top electrode includes a first electrode part, a grid-shaped or plate-shaped second electrode part on the first electrode part, and an adhesive layer on the second electrode part. The organic light-emitting device includes the top electrode that has low sheet resistance. The top electrode includes a graphene layer as the first electrode part.

Organic light-emitting device with graphene electrode layer and method of manufacturing the same

Embodiments of the inventive concepts provide a method of fabricating a flexible substrate and the flexible substrate fabricated thereby. The method includes printing a gate catalyst pattern on a separation layer, forming a gate plating pattern on the gate catalyst pattern, forming a gate insulating layer on the gate plating pattern, printing a source catalyst pattern and a drain catalyst pattern spaced apart from each other on the gate insulating layer, and forming a source plating pattern and a drain plating pattern on the source catalyst pattern and the drain catalyst pattern, respectively.

Method of fabricating a flexible substrate and the flexible substrate fabricated thereby

Provided are a method for manufacturing an integrated substrate for an organic light emitting diode, an organic light emitting diode, and a method for manufacturing an organic light emitting diode, wherein the method for manufacturing an organic light emitting diode may include forming a sacrificial layer on a release substrate, forming a first electrode on the sacrificial layer, forming on the first electrode an auxiliary electrode pattern having an opening, forming a buffer layer on the auxiliary electrode pattern and in the opening, providing a substrate on the buffer layer, removing the release substrate and the sacrificial layer to expose a first surface of the first electrode, and laminating an organic light emitting layer and a second electrode on the first surface of the first electrode.

Method for manufacturing integrated substrate for organic light emitting diode, organic light emitting diode, and method for manufacturing organic light emitting diode

Provided is a method for manufacturing an electronic device including a transparent conductive structure, the method including preparing a transparent electrode in which, among a first region and a second region, the first region is selectively surface-modified, preparing a mixed composition including a first composition and a second composition having a different polarity from the first composition, and applying the mixed composition onto the transparent electrode, wherein the applied mixed composition is disposed in the surface modified first region, and the mixed composition disposed in the first region is phase-separated into a first composition layer and a second composition layer disposed on the first composition layer.

Method for manufacturing electronic element including transparent conductive structure

Disclosed are an organic light emitting device and a method of fabricating the same. The method of fabricating an organic light emitting device comprises forming a flexible substrate, and forming an organic light emitting layer on the flexible substrate. The forming the flexible substrate comprises, forming a first polymer pattern on a first metal layer, forming a second metal layer on an exposed portion of the first metal layer through the first polymer pattern, forming a gas barrier layer on the first polymer pattern and the second metal layer, forming a second polymer layer on the gas barrier layer, and removing the first metal layer to expose a surface of the first polymer pattern and a surface of the second metal layer.

Organic light emitting devices and methods of fabricating the same

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.

Display device and method of fabricating the same

Provided is a method of manufacturing an organic light emitting device, the method including forming a lower electrode on a lower substrate, forming an organic layer on the lower electrode, forming a light extraction layer including an adhesion layer and nanoparticles on an upper substrate, forming an upper electrode on the light extraction layer, and coupling the lower substrate to the upper substrate so that the upper electrode contacts the organic layer. The forming of the light extraction layer includes providing an adhesive between a first sacrificial substrate and the upper substrate, curing the adhesive to form the adhesion layer to form the adhesion layer, and removing the first sacrificial substrate to expose the adhesion layer. The first sacrificial substrate and the upper substrate are coupled to each other by the adhesion layer.

Method of manufacturing organic light emitting device

Provided is a display device and a method of manufacturing the same. The display device includes a thin film transistor, a first electrode electrically connected to the thin film transistor, a self-light emitting pixel layer disposed on the first electrode, a second electrode disposed on the self-light emitting pixel layer, a substrate in which an auxiliary wire is buried, the substrate being disposed on the second electrode, and a reflective pixel layer disposed on the substrate.

Growing community of inventors

Daejeon, South Korea

Hyunkoo Lee