Electronics and Telecommunications Research Institute

Unitex Co., Ltd

Seongdeok Ahn

Seung Youl Kang

Jeong Ik Lee

Jae Bon Koo

Jaehyun Moon

Chi-Sun Hwang

Young Sam Park

Kyoung Ik Cho

Doo-Hee Cho

Nam Sung Cho

Chul Woong Joo

Ji-Young Oh

Byoung Gon Yu

Chan Woo Park

Kyung Soo Suh

Jae-Eun Pi

Sang Seok Lee

In-Kyu You

Seong Hyun Kim

Bock Soon Na

Jong Tae Lim

Kang-Ho Park

Byoung-Hwa Kwon

Sung Haeng Cho

Hye Jin Kim

Jonghee Lee

Chul Am Kim

Young-deuk Jeon

Su Jae Lee

Hye Yong Chu

Gi Heon Kim

Seung Koo Park

Jin Wook Shin

Jun-Han Han

Hojun Ryu

Yong Suk Yang

Sang Chul Lim

Jin Huh

Joo Yeon Kim

Tae-Youb Kim

Chunwon Byun

Hyunkoo Lee

Joo Hyun Hwang

Hyunsu Cho

Seungeon Moon

Jeho Na

Chan-Mo Kang

Jongchan Lee

Wooseup Youm

Himchan Oh

Jiyoung Oh

Yun-Jeong Kim

Sooji Nam

Sung Jong Cho

Meyoung Ju Joung

SangChul Lim

Myung Gi Lee

Provided is a vibratory stimulation device including a first substrate, a connection band connected to both sides of the first substrate, and a vibration element array including a plurality of vibration elements provided on the first substrate, wherein each of the vibration elements includes a stand provided on the first substrate, a vibration film provided on the stand and in contact with the stand at an edge, a vibrator provided on an upper or lower surface of the vibration film, and an electrode wire connected to the vibrator, wherein the vibration film includes a material that is more flexible and stretchable than the stand.

Vibratory stimulation device and vibratory stimulation system 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

Provided is a low frequency vibrating actuator device. The low frequency vibrating actuator device includes a substrate including a pair of connection electrodes, an actuator provided on the pair of connection electrodes to generate vibration, a support provided on the actuator, a vibration membrane provided on the support to vibrate according to the actuator, and a vibrating mass provided on the vibration membrane to vibrate according to the vibration membrane. The actuator includes a plurality of laminated insulating layers and internal electrodes that are alternately laminated between the insulating layers adjacent to each other, and a top surface of the support, which contacts the vibration membrane, has an area that is equal to or less than that of a bottom surface of the support, which contacts the actuator.

Low frequency vibrating actuator 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

Provided is a biometric information measurement method. The method includes providing a bio-material including at least one of cells and tissues, contacting a first electrode and a second electrode with the bio-material and applying a first electrical signal and a second electrical signal to the bio-material, sensing a third electrical signal from the bio-material, and analyzing an oxygen concentration in the bio-material from the third electrical signal.

Biometric information measurement method and biometric information measurement system

Provided is stretchable electronics. The stretchable electronics includes stretchable substrate, first support patterns disposed on a first surface of the stretchable substrate, and output devices disposed on the first patterns, respectively. The first support patterns are arranged in a first direction and a second direction, which are parallel to an extension direction of the substrate, and each of the output devices generates an output stimulation.

Stretchable electronics and method for fabricating the same

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 complex biometric sensor. The complex biometric sensor includes a substrate including a light emitting region, a first light receiving region, and a second light receiving region, a light emitting part disposed adjacent to the substrate in the light emitting region, a color conversion layer disposed on the substrate in the light emitting region and vertically overlapping the light emitting part; a first light receiving layer disposed on the substrate in the first light receiving region, and a second light receiving layer disposed on the substrate in the second light receiving region. The light emitting part generates light of a first wavelength. The color conversion layer receives light of the first wavelength and emits the light of the first wavelength and light of the second wavelength. The first light receiving layer detects the light of the first wavelength. The second light receiving layer detects the light of the second wavelength.

Complex biometric sensor including color conversion layer

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.

Thin film transistor having light shielding structure

The inventive concept provides an organic electronic device and a method of fabricating the same. The organic electronic device includes a flexible substrate configured to include a first region and a second region which are laterally spaced apart from each other, an organic light-emitting diode disposed in the first region of the flexible substrate, and a photodetector disposed in the second region of the flexible substrate, wherein the organic light-emitting diode and the photodetector are disposed on the same plane.

Organic electronic device and method of fabricating the same

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.

Stretchable display

Provided are an optical device and a manufacturing method thereof. The method of manufacturing an optical device may include providing a substrate structure, and depositing an array including curved structures on the substrate structure. The curved structures may include a crystalline organic compound.

Optical device and methods for manufacturing the same

A tactile display device comprises a first electrode, a second electrode, supports between a first and a second electrodes, and an electroactive polymer filled between a supports.

Tactile display device

Provided is a method of fabricating an organic scattering layer. The method may include providing a deposition apparatus with a reaction chamber and a source chamber, loading a substrate in the reaction chamber, supplying carrier gas into the source chamber that may be configured to supply an evaporated organic source material into the reaction chamber, a temperature of the carrier gas ranging from 25&#xb0; C. to 50&#xb0; C., and spraying the carrier gas and the evaporated organic source material into the reaction chamber through a showerhead to deposit an organic scattering layer on the substrate, the organic scattering layer including organic particles, which may be provided in a molecularized form of the evaporated organic source material, and thereby having an uneven surface.

Methods of forming an organic scattering layer, an organic light emitting diode with the scattering layer, and a method of fabricating the organic light emitting

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Daejeon, South Korea

Seongdeok Ahn