Patents by Inventor Hyunsu CHO

Hyunsu CHO has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 10033005
    Abstract: Provided is a stretchable substrate, an electronic apparatus, and a method of manufacturing the electronic apparatus. The stretchable substrate includes a base part, first parts extruded from the base part, and second parts disposed between two adjacent first parts. The second parts have top surfaces positioned lower than the top surfaces of the first parts, and have wrinkles with random distribution.
    Type: Grant
    Filed: January 27, 2017
    Date of Patent: July 24, 2018
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Jaehyun Moon, Chan Woo Park, Nam Sung Cho, Jun-Han Han, Seung Koo Park, Sung Ryul Yun, Jeong Ik Lee, Hyunsu Cho, Chul Woong Joo
  • Publication number: 20170317312
    Abstract: 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.
    Type: Application
    Filed: January 27, 2017
    Publication date: November 2, 2017
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Doo-Hee CHO, Jonghee LEE, Hyunsu CHO, Byoung-Hwa KWON, Jaehyun MOON, YOUNG SAM PARK, Jin Wook SHIN, Byoung Gon YU, Hyunkoo LEE, Jong Tae LIM, Nam Sung CHO, Jun-Han HAN
  • Patent number: 9806262
    Abstract: 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.
    Type: Grant
    Filed: July 5, 2016
    Date of Patent: October 31, 2017
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Byoung-Hwa Kwon, Jeong lk Lee, Hyunkoo Lee, Jong Tae Lim, Byoung Gon Yu, Jonghee Lee, Doo-Hee Cho, Hyunsu Cho
  • Patent number: 9799852
    Abstract: Provided is an organic light emitting diode including a substrate, a light scattering structure including nano-structures on the substrate, a thin film on the nano-structures, and an air gap between the nano-structures, a planarizing layer covering the thin film and thicker than the thin film, a first electrode on the planarizing layer, an organic emission layer on the first electrode, and a second electrode on the organic emission layer.
    Type: Grant
    Filed: November 16, 2015
    Date of Patent: October 24, 2017
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Jin Wook Shin, Jonghee Lee, Jeong Ik Lee, Hyunsu Cho, Jun-Han Han, Jaehyun Moon, Nam Sung Cho, Doo-Hee Cho
  • Publication number: 20170250356
    Abstract: Provided is a stretchable substrate, an electronic apparatus, and a method of manufacturing the electronic apparatus. The stretchable substrate includes a base part, first parts extruded from the base part, and second parts disposed between two adjacent first parts. The second parts have top surfaces positioned lower than the top surfaces of the first parts, and have wrinkles with random distribution.
    Type: Application
    Filed: January 27, 2017
    Publication date: August 31, 2017
    Inventors: Jaehyun MOON, Chan Woo PARK, Nam Sung CHO, Jun-Han HAN, Seung Koo PARK, Sung Ryul YUN, Jeong Ik LEE, Hyunsu CHO, Chul Woong JOO
  • Publication number: 20170203557
    Abstract: Provided is an apparatus for manufacturing a flexible integrated substrate. The apparatus for manufacturing the flexible integrated substrate includes a substrate transfer unit configured to transfer a substrate which a functional film is disposed on one surface thereof, a unwinding unit configured to unwind a flexible support film wound in a roll shape, a winding unit configured to wind the support film provided from the unwinding unit in the roll shape, and a pressing unit configured to press the support film being transferred from the unwinding unit to the winding unit to the substrate being transferred to attach the functional film to the support film.
    Type: Application
    Filed: September 12, 2016
    Publication date: July 20, 2017
    Inventors: Doo-Hee CHO, Jonghee LEE, Byoung-Hwa KWON, Jaehyun MOON, Young Sam PARK, Jin Wook SHIN, Byoung Gon YU, Jeong Ik LEE, Hyunkoo LEE, Jong Tae LIM, Nam Sung CHO, Hyunsu CHO, Chul Woong JOO, Jun-Han HAN
  • Publication number: 20170207410
    Abstract: 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.
    Type: Application
    Filed: January 6, 2017
    Publication date: July 20, 2017
    Inventors: Doo-Hee CHO, Jonghee LEE, Hyunsu CHO, Byoung-Hwa KWON, Jaehyun MOON, YOUNG SAM PARK, Jin Wook SHIN, Byoung Gon YU, JEONG IK LEE, Hyunkoo LEE, Jong Tae LIM, Nam Sung CHO, Chul Woong JOO, Jun-Han HAN
  • Publication number: 20170133596
    Abstract: 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.
    Type: Application
    Filed: July 5, 2016
    Publication date: May 11, 2017
    Inventors: Byoung-Hwa KWON, Jeong Ik LEE, Hyunkoo LEE, Jong Tae LIM, Byoung Gon YU, Jonghee LEE, Doo-Hee CHO, Hyunsu CHO
  • Publication number: 20160164038
    Abstract: Provided is an organic light emitting diode including a substrate, a light scattering structure including nano-structures on the substrate, a thin film on the nano-structures, and an air gap between the nano-structures, a planarizing layer covering the thin film and thicker than the thin film, a first electrode on the planarizing layer, an organic emission layer on the first electrode, and a second electrode on the organic emission layer.
    Type: Application
    Filed: November 16, 2015
    Publication date: June 9, 2016
    Inventors: Jin Wook SHIN, Jonghee LEE, JEONG IK LEE, Hyunsu CHO, Jun-Han HAN, Jaehyun MOON, Nam Sung CHO, Doo-Hee CHO
  • Publication number: 20100097416
    Abstract: Disclosed herein is an organic dry jet printing head and a printing device and method using the same, in which a pattern (thin film) can be formed through the repetitive injection of a high-speed jet by regularly and repeatedly opening and closing an on-off valve in a pattern (thin film) forming region using the on-off valve and a control unit. The organic dry jet printing head and the printing device and method using the same are advantageous in that processes can be performed at atmospheric pressure, a large-area organic electronic device can be manufactured and high-resolution patterns can be printed, thereby improving productivity and economic efficiency.
    Type: Application
    Filed: April 15, 2009
    Publication date: April 22, 2010
    Applicant: Korea Advanced Institute of Science and Technology
    Inventors: Seunghyup YOO, Changhun YUN, Hyunsu CHO