Patents by Inventor Ji-beom Yoo

Ji-beom Yoo 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).

  • Publication number: 20230408905
    Abstract: A method of manufacturing a pellicle for an extreme ultraviolet exposure includes forming a graphite-containing layer on a catalyst substrate; surface-treating a first surface of the graphite-containing layer to form a first treatment layer; and forming a first passivation layer on the first treatment layer, wherein the forming of the first treatment layer includes removing a C—O—C bond included in the graphite-containing layer through the surface-treating of the first surface.
    Type: Application
    Filed: April 12, 2023
    Publication date: December 21, 2023
    Applicants: Samsung Electronics Co., Ltd., RESEARCH & BUSINESS FOUNDATIONSUNGKYUNKWAN UNIVERSITY
    Inventors: Mun Ja KIM, Ki Bong NAM, Jin Ho YEO, Byungchul YOO, Ji Beom YOO, Changyoung JEONG
  • Publication number: 20230273515
    Abstract: A method of fabricating a pellicle structure includes forming a metal layer on a temporary substrate, forming a membrane on the metal layer, exposing a bottom surface of the metal layer by separating the temporary substrate from the metal layer, and exposing a bottom surface of the membrane by etching the exposed bottom surface of the metal layer.
    Type: Application
    Filed: September 20, 2022
    Publication date: August 31, 2023
    Applicants: SAMSUNG ELECTRONICS CO., LTD., Research & Business Foundation SUNGKYUNKWAN UNIVERSITY
    Inventors: MUN JA KIM, JI BEOM YOO, KI BONG NAM, JIN HO YEO, CHANGYOUNG JEONG, QICHENG HU
  • Publication number: 20220350240
    Abstract: A method for manufacturing a pellicle according to the technical idea of the present invention includes preparing a support substrate, forming a catalyst layer including nickel (Ni) in which one selected from a (110) plane and a (100) plane is a dominant crystal plane, on the support substrate, and performing a chemical vapor deposition process on the catalyst layer at about 1050° C. or less to form a membrane having a graphite layer.
    Type: Application
    Filed: April 3, 2022
    Publication date: November 3, 2022
    Applicants: Samsung Electronics Co., Ltd., RESEARCH AND BUSINESS FOUNDATION SUNGKYUNKWAN UNIVERSITY
    Inventors: Mun Ja Kim, Ji-Beom Yoo, Qicheng Hu, Changyoung Jeong, Ki-Bong Nam, Jin-Ho Yeo
  • Patent number: 11067887
    Abstract: A method of manufacturing a pellicle includes preparing a pellicle frame having an adhesive layer coated thereon, treating a pellicle membrane with vapor under vapor atmosphere, attaching the pellicle membrane onto the pellicle frame, and drying the pellicle membrane.
    Type: Grant
    Filed: July 1, 2020
    Date of Patent: July 20, 2021
    Assignees: SAMSUNG ELECTRONICS CO., LTD., Research & Business Foundation SUNGKYUNKWAN UNIVERSITY
    Inventors: Mun-Ja Kim, Ji-Beom Yoo, Soo-Young Kim, Hee-Bom Kim, Hwan-Chul Jeon, Seul-Gi Kim, Tae-Sung Kim, Dong-Wook Shin
  • Publication number: 20200333701
    Abstract: A method of manufacturing a pellicle includes preparing a pellicle frame having an adhesive layer coated thereon, treating a pellicle membrane with vapor under vapor atmosphere, attaching the pellicle membrane onto the pellicle frame, and drying the pellicle membrane.
    Type: Application
    Filed: July 1, 2020
    Publication date: October 22, 2020
    Applicant: Research & Business Foundation SUNGKYUNKWAN UNIVERSITY
    Inventors: Mun-Ja KIM, Ji-Beom YOO, Soo-Young KIM, Hee-Bom KIM, Hwan-Chul JEON, Seul-Gi KIM, Tae-Sung KIM, Dong-Wook SHIN
  • Patent number: 10747104
    Abstract: A method of manufacturing a pellicle includes preparing a pellicle frame having an adhesive layer coated thereon, treating a pellicle membrane with vapor under vapor atmosphere, attaching the pellicle membrane onto the pellicle frame, and drying the pellicle membrane.
    Type: Grant
    Filed: August 30, 2017
    Date of Patent: August 18, 2020
    Assignees: SAMSUNG ELECTRONICS CO., LTD., Research & Business Foundation SUNGKYUNKWAN UNIVERSITY
    Inventors: Mun-Ja Kim, Ji-Beom Yoo, Soo-Young Kim, Hee-Bom Kim, Hwan-Chul Jeon, Seul-Gi Kim, Tae-Sung Kim, Dong-Wook Shin
  • Patent number: 10394117
    Abstract: A pellicle film for extreme ultraviolet (EUV) lithography includes a graphite-containing thin film.
    Type: Grant
    Filed: May 11, 2018
    Date of Patent: August 27, 2019
    Assignees: Samsung Electronics Co., Ltd., Research & Business Foundation Sungkyunkwan University, Fine Semitech Co., Ltd.
    Inventors: Mun Ja Kim, Ji-beom Yoo, Seul-gi Kim, Sang-jin Cho, Myung-shik Chang, Jang-dong You
  • Patent number: 10345698
    Abstract: A method for fabricating a semiconductor device includes forming a pellicle including an amorphous carbon layer, attaching the pellicle onto a reticle, and forming a photoresist pattern by utilizing EUV light transmitted through the pellicle and reflected by the reticle. The forming the pellicle includes forming a first dielectric layer on a first side of the substrate, forming the amorphous carbon layer on the first dielectric layer, forming a second dielectric layer on a second side of the substrate opposite to the first side of the substrate, etching the second dielectric layer overlapping the first region of the substrate to form a mask pattern, and forming a support including the second region of the substrate and the remaining part of the first dielectric layer. The forming the support includes etching the first region of the substrate and the first dielectric layer on the first region.
    Type: Grant
    Filed: May 26, 2017
    Date of Patent: July 9, 2019
    Assignees: Samsung Electronics Co., Ltd., Research & Business Foundation Sungyunkwan University
    Inventors: Ji Beom Yoo, Sung Won Kwon, Dong Wook Shin, Mun Ja Kim, Jin Su Kim, Hwan Chul Jeon
  • Publication number: 20180275508
    Abstract: A method of manufacturing a pellicle includes preparing a pellicle frame having an adhesive layer coated thereon, treating a pellicle membrane with vapor under vapor atmosphere, attaching the pellicle membrane onto the pellicle frame, and drying the pellicle membrane.
    Type: Application
    Filed: August 30, 2017
    Publication date: September 27, 2018
    Applicant: Research & Business Foundation SUNGKYUNKWAN UNIVERSITY
    Inventors: Mun-Ja KIM, Ji-Beom YOO, Soo-Young KIM, Hee-Bom KIM, Hwan-Chul JEON, Seul-Gi KIM, Tae-Sung KIM, Dong-Wook SHIN
  • Publication number: 20180259847
    Abstract: A pellicle film for extreme ultraviolet (EUV) lithography includes a graphite-containing thin film.
    Type: Application
    Filed: May 11, 2018
    Publication date: September 13, 2018
    Applicants: Samsung Electronics Co., Ltd., Research & Business Foundation SUNGKYUNKWAN UNIVERSITY, Fine Semitech Co., Ltd.
    Inventors: Mun Ja KIM, Ji-beom YOO, Seul-gi KIM, Sang-jin CHO, Myung-shik CHANG, Jang-dong YOU
  • Patent number: 10065402
    Abstract: A method of manufacturing a pellicle assembly, the method including attaching a carbon-containing thin film onto a transfer membrane in a wet atmosphere; attaching the carbon-containing thin film to a pellicle frame in a dry atmosphere while the carbon-containing thin film is attached onto the transfer membrane; and separating the transfer membrane from the carbon-containing thin film while the carbon-containing thin film is attached to the pellicle frame.
    Type: Grant
    Filed: February 3, 2016
    Date of Patent: September 4, 2018
    Assignees: SAMSUNG ELECTRONICS CO., LTD., RESEARCH & BUSINESS FOUNDATION SUNGKYUNK WAN UNIVERSITY
    Inventors: Mun Ja Kim, Byung-Gook Kim, Hwan Chul Jeon, Ji-Beom Yoo, Dong-Wook Shin, Taesung Kim, Sooyoung Kim
  • Patent number: 10001700
    Abstract: A pellicle film for extreme ultraviolet (EUV) lithography includes a graphite-containing thin film.
    Type: Grant
    Filed: June 3, 2014
    Date of Patent: June 19, 2018
    Assignees: Samsung Electronics Co., Ltd., Research & Business Foundation Sungkyunkwan University, Fine Semitech Co., Ltd.
    Inventors: Mun Ja Kim, Ji-beom Yoo, Seul-gi Kim, Sang-jin Cho, Myung-shik Chang, Jang-dong You
  • Publication number: 20180136554
    Abstract: A method for fabricating a semiconductor device includes forming a pellicle including an amorphous carbon layer, attaching the pellicle onto a reticle, and forming a photoresist pattern by utilizing EUV light transmitted through the pellicle and reflected by the reticle. The forming the pellicle includes forming a first dielectric layer on a first side of the substrate, forming the amorphous carbon layer on the first dielectric layer, forming a second dielectric layer on a second side of the substrate opposite to the first side of the substrate, etching the second dielectric layer overlapping the first region of the substrate to form a mask pattern, and forming a support including the second region of the substrate and the remaining part of the first dielectric layer. The forming the support includes etching the first region of the substrate and the first dielectric layer on the first region.
    Type: Application
    Filed: May 26, 2017
    Publication date: May 17, 2018
    Applicants: Samsung Electronics Co., Ltd., Research & Business Foundation Sungkyunkwan University
    Inventors: Ji Beom YOO, Sung Won KWON, Dong Wook SHIN, Mun Ja KIM, Jin Su KIM, Hwan Chul JEON
  • Patent number: 9753367
    Abstract: The method includes forming a graphite layer on a substrate, forming a supporting layer on the graphite layer to form a stack of the graphite layer and the supporting layer, removing the substrate to separate the stack from the substrate, transferring the stack of the graphite layer and the supporting layer onto a frame, and removing the supporting layer from the frame.
    Type: Grant
    Filed: December 17, 2015
    Date of Patent: September 5, 2017
    Assignees: Samsung Electronics Co., Ltd., Research & Business Foundation Sungkyunkwan University
    Inventors: Munja Kim, Ji-Beom Yoo, Sooyoung Kim, Taesung Kim, Dong-Wook Shin, Hwanchul Jeon, Seul-Gi Kim
  • Patent number: 9690190
    Abstract: A method of manufacturing a pellicle includes forming a membrane on a first surface of a substrate from a chemical reaction in which the substrate serves as a catalyst, forming a protective pattern on a second surface of the substrate, immersing the substrate in an etchant solution, such that a portion of the substrate exposed through the protective pattern is removed to form a frame, and replacing the etchant solution with a solvent.
    Type: Grant
    Filed: December 15, 2015
    Date of Patent: June 27, 2017
    Assignees: SAMSUNG ELECTRONICS CO., LTD., SUNGKYUNKWAN UNIVERSITY'S RESEARCH & BUSINESS FOUNDATION
    Inventors: Mun-Ja Kim, Tae-Sung Kim, Ji-Beom Yoo, Byung-Gook Kim, Soo-Young Kim, Dong-Wook Shin, Jae-Hyuck Choi
  • Publication number: 20160355001
    Abstract: A method of manufacturing a pellicle assembly, the method including attaching a carbon-containing thin film onto a transfer membrane in a wet atmosphere; attaching the carbon-containing thin film to a pellicle frame in a dry atmosphere while the carbon-containing thin film is attached onto the transfer membrane; and separating the transfer membrane from the carbon-containing thin film while the carbon-containing thin film is attached to the pellicle frame.
    Type: Application
    Filed: February 3, 2016
    Publication date: December 8, 2016
    Applicant: Research & Business Foundation SUNGKYUNKWAN UNIVERSITY
    Inventors: MUN JA KIM, Byung-Gook KIM, HWAN CHUL JEON, Ji-Beom YOO, Dong-Wook SHIN, Taesung KIM, Sooyoung KIM
  • Publication number: 20160282712
    Abstract: A pellicle film for extreme ultraviolet (EUV) lithography includes graphite-containing thin film.
    Type: Application
    Filed: June 3, 2014
    Publication date: September 29, 2016
    Applicants: Research & Business Foundation SUNGKYUNKWAN UNIVER SITY, Fine Semitech Co., Ltd.
    Inventors: Mun Ja KIM, Ji-beom YOO, Seul-gi KIM, Sang-jin CHO, Myung-shik CHANG, Jang-dong YOU
  • Publication number: 20160201201
    Abstract: A method of manufacturing a pellicle includes forming a membrane on a first surface of a substrate from a chemical reaction in which the substrate serves as a catalyst, forming a protective pattern on a second surface of the substrate, immersing the substrate in an etchant solution, such that a portion of the substrate exposed through the protective pattern is removed to form a frame, and replacing the etchant solution with a solvent.
    Type: Application
    Filed: December 15, 2015
    Publication date: July 14, 2016
    Applicant: SungKyunKwan University's Research & Business Foundation
    Inventors: Mun-Ja KIM, Tae-Sung KIM, Ji-Beom YOO, Byung-Gook KIM, Soo-Young KIM, Dong-Wook SHIN, Jae-Hyuck CHOI
  • Publication number: 20160195804
    Abstract: The method includes forming a graphite layer on a substrate, forming a supporting layer on the graphite layer to form a stack of the graphite layer and the supporting layer, removing the substrate to separate the stack from the substrate, transferring the stack of the graphite layer and the supporting layer onto a frame, and removing the supporting layer from the frame.
    Type: Application
    Filed: December 17, 2015
    Publication date: July 7, 2016
    Applicant: Research & Business Foundation SUNGKYUNKWAN UNIVERSITY
    Inventors: Munja KIM, Ji-Beom YOO, Sooyoung KIM, Taesung KIM, Dong-Wook SHIN, Hwanchul JEON, Seul-Gi KIM
  • Patent number: 9371234
    Abstract: The present invention relates to a method for forming graphene at a low temperature, to a method for direct transfer of graphene using same, and to a graphene sheet. The method for forming graphene at a low temperature comprises supplying a carbon-source-containing gas to a metal catalyst layer for graphene growth formed on a substrate, and forming graphene at a low temperature of 500° C. or less by means of inductively coupled plasma-chemical vapor deposition (ICP-CVD).
    Type: Grant
    Filed: July 15, 2011
    Date of Patent: June 21, 2016
    Assignees: Graphene Square, Inc., Hanwha Techwin Co., Ltd.
    Inventors: Byung Hee Hong, Jong-Hyun Ahn, Ji Beom Yoo, Su Kang Bae, Myung Hee Jung, Houk Jang, Youngbin Lee, Sang Jin Kim