Lg Innotek Co., Ltd.

Samsung Electronics Co., Ltd.

Industry-University Cooperation Foundation Hanyang University

Soongsil University

Other

The United States of America, As Represented by the Secretary, Department of Health and Human Services

Suzhou Lekin Semiconductor Co., Ltd.

Bygen Co., Ltd.

Samsung Display Co., Ltd.

Leland Stanford Junior University

University-Industry Cooperation Group of Kyung Hee University

Kim, Do Hwan

Kim, Bok Soung

Do Hwan Kim

Tae Young Choi

Jae Jin Kim

Hyun Sik Moon

Sang Yoon Lee

Dong Nyung Lim

Jung Seok Hahn

Cheon Joo Kim

Bon Won Koo

Ji Hoo Kim

Moon Sung Kang

Chan Hyung Jung

Joo Sung Kim

Jong Jin Park

Sang Hoon Lee

Jeong Il Park

Bang Lin Lee

Keun Tak Joo

Sung Ku Kang

Byung Wook Yoo

Han Wool Park

Yong Wan Jin

Zhenan Bao

Sang Hyun Kim

Chul Soo Yoon

Eun Jeong Jeong

Hojin Lee

Sang Sik Park

Jeong Ho Ryu

Ji Hye Shin

Bok Soung Kim

Eun Song Jee

Keun-Yeong Choi

Haejung Hwang

Joo Young Kim

Tae Hun Kim

Kyung Bae Park

Kwang Hee Lee

Jae Hyun Kim

Sangyoon Lee

Sang Jun Park

So Young Kim

Jong Won Chung

Kyu Sik Kim

Myung-Sup Jung

Woong Il Choi

Christopher J Bettinger

Byong Gwon Song

Ji Youl Lee

Hee Tae Jung

Jae Han Kim

Mark E Roberts

Gyeong Hee Han

Seung Ho Myoung

Hyung Bae Park

Hee Jae Hwang

Héctor Alejandro Becerril García

Jae Ho Hwang

Duk Hyun Choi

Young Hee Ju

Joon Seo Kim

Hee Sun Jang

Vipin Amoli

Chi Hoon In

Eung Sik Suk

Han Bin Choi

Zihong Liu

Young Shik Jeon

Eun Ah Heo

Yoo Gyun Kim

Dae Young Oh

Seok Hwan Kong

Hyeong Keun Park

Dong Uk Seo

Ming Liang Jin

Jung Hun Kim

Youngjin Jeong

Disclosed are a self-generating pressure-sensitive light-emitting device and a method of manufacturing the same. The self-generating pressure-sensitive light-emitting device includes an electrochemical light-emitting device in which a first electrode, a light-emitting layer and a second electrode are sequentially formed; and a triboelectric self-generating device formed on the second electrode and configured to share the second electrode of the electrochemical light-emitting device, wherein the electrochemical light-emitting device and the triboelectric self-generating device share the second electrode and thus the electrochemical light-emitting device is driven due to a potential difference generated from the triboelectric self-generating device.

Self generation pressure-sensitive light emitting device and method thereof

The present invention relates to an triboelectric nanogenerator using an ionic elastomer that increases internal electric capacity and allows a large amount of electric charge to be located on a surface to generate a large amount of electrical energy. The triboelectric nanogenerator according to the present invention includes a first electrode; an ionic elastomer disposed on the first electrode and including an elastomer and an ionic liquid; a second electrode disposed to be spaced apart from the first electrode and electrically connected to the first electrode; and an insulator disposed under the second electrode, selectively contacting the ionic elastomer, and formed of a material that has a negative charge compared to the ionic elastomer. In this case, the ionic elastomer and the insulator are brought into contact with each other or are separated from each other by external force, and electrical energy is generated between the first and second electrodes when the ionic elastomer and the insulator are brought into contact with each other and separated from each other.

Triboelectric nanogenerator using ionic elastomer

A composite including an ionic liquid, a pressure sensor including the same, and a method of manufacturing the pressure sensor are provided. The composite comprises an elastic polymer matrix, particles dispersed in the elastic polymer matrix, and an ionic liquid having a cation and an anion. The cation and the anion are bound by an intermolecular interaction on the surface of the particle to form an ionic double layer.

Composite comprising ionic liquid, pressure sensor comprising same, and method for manufacturing pressure sensor

The chuck for supporting a target substrate for a display device, the chuck includes: a base having a first surface to support an object and a second surface opposite the first surface, the first surface including a first area and a second area; and indentations formed in the second area and recessed from the first area in a thickness direction of the base. The indentations include a first indentation extending in a first direction and a second indentation extending in a second direction intersecting the first direction.

Electrostatic chuck, etching apparatus, and method of manufacturing display device

A light emitting device including a body having a recess; a light emitting chip disposed in the recess; a first dampproof layer sealing the light emitting chip and extended from a surface of the light emitting chip to a bottom of the recess; a light transmitting layer disposed on the recess; and a second dampproof layer having an open area in which an upper surface of the light transmitting layer is exposed and extended from an outer side area of the upper surface of the light transmitting layer to an upper surface and a side surface of the body. Further, the first dampproof layer and the second dampproof layer include a fluororesin-based material.

Light emitting device and light source module having thereof

Provided is a transmission for a motor including: an input shaft rotating by driving force transmitted from the motor and having a plurality of pawls disposed on the outer circumferential surface; controller for controlling protrusion and retraction of the pawls; a plurality of driving gears through the centers of which the input shaft passes, which have ratchets formed on the inner circumferential surfaces thereof so as to be engaged with the pawls, and which are different in the number of gear teeth; a plurality of driven gears which are externally meshed with the driving gears and are different in the number of gear teeth; and an output unit for outputting rotary speed changed in speed by the driving gears and the driven gears.

Multi-speed transmission for motor

A light emitting device according to an embodiment includes a body having a recess; a light emitting chip disposed in the recess; and a first dampproof layer sealing the light emitting chip and extended from a surface of the light emitting chip to a bottom of the recess, wherein the light emitting chip includes a wavelength range of 100 nm to 280 nm, and the first dampproof layer includes a fluororesin-based material.

Disclosed are an organic semiconductor compound that exhibits chemical resistance and etch resistance while maintaining electrical characteristics and thus is applicable to an existing photolithography process, thereby increasing process efficiency, and an organic semiconductor device using the same.

Compound of organic semiconductor and organic semiconductor device using the same

A bicycle transmission hub includes: a hub shaft to input a rotation force is input, the hub shaft having first pawls arranged on the outer peripheral surface thereof; a transmission controller for controlling the first pawls to appear and disappear; driving gears, each having a ratchet formed on the inner peripheral surface thereof to receive a rotation force by the first pawls, the driving gears having a different number of teeth, the hub shaft extending through the center of each driving gear; driven gears engaged with the driving gears, respectively, having a different number of teeth, and rotating; an output wheel rotating while being coupled to a driving gear adjacent thereto among the driving gears and having a second pawl disposed on the outer peripheral surface thereof; and a hub shell having a ratchet formed on the inner peripheral surface thereof to receive a rotation force by the second pawl.

Bicycle transmission hub

A light source unit disclosed in an embodiment includes a first cover which has an open region; a second cover which is coupled to the first cover; a light source module which is disposed between the first cover and the second cover, and has a light-emitting device disposed on the open region and a circuit board on which the light-emitting device is disposed; a fixing frame which is disposed between the second cover and the circuit board; and a resin member which is filled in an region between the first cover and the second cover and supports the light source module and the fixing frame. The light source module includes a moisture-proof film which covers an upper surface and side surfaces of the light-emitting device and extends to an upper surface of the circuit board.

Light source unit

A visco-poroelastic elastomer-based capacitor type tactile sensor includes a first electrode, an active layer formed on a top surface of the first electrode and made of a visco-poroelastic elastomer, a second electrode formed on a top surface of the active layer, and a controller configured to provide an electric field generated orthogonal to an extension direction of the first electrode and the second electrode between the first electrode and the second electrode. In proportion to an external pressure applied to the tactile sensor, a concentration of effective ions present at the interfaces between the active layer and the first and second electrodes is increased.

Visco-poroelastic elastomer-based capacitor type tactile sensor

A light source unit disclosed in an embodiment of the invention includes: a first cover having an open region at an upper portion and a recess in which a lower portion is opened; a second cover coupled to the lower portion of the first cover; a light source module disposed between the first and second covers and having a circuit board and a light emitting device on the circuit board; a waterproof film disposed on the light emitting device and facing an upper surface of the circuit board; and first and second gaskets on the upper surface of the circuit board. The first cover and the second cover are coupled to each other by protrusions and grooves and are bonded to each other by a bonding portion.

According to embodiments of the present invention, a method of manufacturing an organic semiconductor device includes forming a first organic semiconductor layer on a substrate, and forming a self-assembled monolayer by providing a self-assembly precursor onto the first organic semiconductor layer. The first organic semiconductor layer has a reactive group on a top surface of the first organic semiconductor layer. The forming of the self-assembled monolayer includes forming a chemical bond between the self-assembly precursor and the reactive group of the first organic semiconductor layer.

Method of manufacturing organic semiconductor device

A light emitting device and a manufacturing method therefor are provided, and the light emitting device includes an active layer including a light emitting material, an ionic material, and a polymer matrix, and the active layer is capable of being compressed and elongated and formed to be changed in luminous intensity depending on at least one of a pressure for the active layer and an elongation percentage of the active layer.

Light emitting device and manufacturing method therefor

Growing community of inventors

Anyang-si, South Korea

Do Hwan Kim