Patents by Inventor Un Cheol Sung

Un Cheol Sung 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: 12085450
    Abstract: A method for inspecting a nozzle includes: measuring a temperature of the nozzle; comparing the temperature of the nozzle with a reference temperature; and determining whether or not the nozzle is clogged based on the temperature of the nozzle.
    Type: Grant
    Filed: December 3, 2020
    Date of Patent: September 10, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Su Hwan Lee, Young Bae Kee, Min Woo Kim, Un Cheol Sung, Byoung Gu An, Jae Soo Ha
  • Patent number: 11778890
    Abstract: An organic layer deposition apparatus and a method of manufacturing an organic light-emitting display device by using the apparatus. In particular, an organic layer deposition apparatus that is more easily manufactured and is suitable for use in mass production of large substrates while performing high-definition patterning thereon, as well as a method of manufacturing an organic light-emitting display device by using such an apparatus.
    Type: Grant
    Filed: April 29, 2022
    Date of Patent: October 3, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Su-Hwan Lee, Un-Cheol Sung, Mu-Hyun Kim, Dong-Kyu Lee
  • Publication number: 20220255050
    Abstract: An organic layer deposition apparatus and a method of manufacturing an organic light-emitting display device by using the apparatus. In particular, an organic layer deposition apparatus that is more easily manufactured and is suitable for use in mass production of large substrates while performing high-definition patterning thereon, as well as a method of manufacturing an organic light-emitting display device by using such an apparatus.
    Type: Application
    Filed: April 29, 2022
    Publication date: August 11, 2022
    Inventors: Su-Hwan LEE, Un-Cheol SUNG, Mu-Hyun KIM, Dong-Kyu LEE
  • Patent number: 11335892
    Abstract: An organic layer deposition apparatus and a method of manufacturing an organic light-emitting display device by using the apparatus. In particular, an organic layer deposition apparatus that is more easily manufactured and is suitable for use in mass production of large substrates while performing high-definition patterning thereon, as well as a method of manufacturing an organic light-emitting display device by using such an apparatus.
    Type: Grant
    Filed: December 13, 2019
    Date of Patent: May 17, 2022
    Inventors: Su-Hwan Lee, Un-Cheol Sung, Mu-Hyun Kim, Dong-Kyu Lee
  • Publication number: 20210278280
    Abstract: A method for inspecting a nozzle includes: measuring a temperature of the nozzle; comparing the temperature of the nozzle with a reference temperature; and determining whether or not the nozzle is clogged based on the temperature of the nozzle.
    Type: Application
    Filed: December 3, 2020
    Publication date: September 9, 2021
    Inventors: Su Hwan LEE, Young Bae KEE, Min Woo KIM, Un Cheol SUNG, Byoung Gu AN, Jae Soo HA
  • Patent number: 10847583
    Abstract: An organic light emitting device including a blue subpixel that is larger than a red subpixel and a green subpixel. The red subpixel and the green subpixel have the same layered structure such that the red subpixel and the green subpixel are formed by using the same shadow mask.
    Type: Grant
    Filed: March 16, 2016
    Date of Patent: November 24, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Un-Cheol Sung, Beohm-Rock Choi
  • Publication number: 20200144556
    Abstract: An organic layer deposition apparatus and a method of manufacturing an organic light-emitting display device by using the apparatus. In particular, an organic layer deposition apparatus that is more easily manufactured and is suitable for use in mass production of large substrates while performing high-definition patterning thereon, as well as a method of manufacturing an organic light-emitting display device by using such an apparatus.
    Type: Application
    Filed: December 13, 2019
    Publication date: May 7, 2020
    Inventors: Su-Hwan LEE, Un-Cheol SUNG, Mu-Hyun KIM, Dong-Kyu LEE
  • Patent number: 10431779
    Abstract: An organic layer deposition apparatus, a method of manufacturing an organic light-emitting display apparatus by using the same, and an organic light-emitting display apparatus manufactured using the method. The organic layer deposition apparatus includes a conveyer unit including first and second conveyer units, loading and unloading units, and a deposition unit. A transfer unit moves between the first and second conveyer units, and the substrate attached to the transfer unit is spaced from a plurality of organic layer deposition assemblies of the deposition unit while being transferred by the first conveyer unit. The organic layer deposition assemblies include common layer deposition assemblies and pattern layer deposition assemblies.
    Type: Grant
    Filed: August 12, 2016
    Date of Patent: October 1, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Su-Hwan Lee, Un-Cheol Sung, Chae-Woong Kim, Young-Mook Choi
  • Publication number: 20190226078
    Abstract: A thin film deposition apparatus that can be simply applied to produce large-sized display devices on a mass scale and that improves manufacturing yield. The thin film deposition apparatus includes a deposition source that discharges a deposition material; a deposition source nozzle unit disposed at a side of the deposition source and including a plurality of deposition source nozzles arranged in a first direction; and a patterning slit sheet disposed opposite to the deposition source nozzle unit and including a plurality of patterning slits arranged in a second direction that is perpendicular to the first direction. A deposition is performed while the substrate or the thin film deposition apparatus moves relative to each other in the first direction, and the deposition source, the deposition source nozzle unit, and the patterning slit sheet are formed integrally with each other.
    Type: Application
    Filed: March 28, 2019
    Publication date: July 25, 2019
    Inventors: Hyun-Sook Park, Chang-Mog Jo, Hee-Cheol Kang, Yun-Mi Lee, Un-Cheol Sung, Yong-Sup Choi, Jong-Heon Kim, Jae-Kwang Ryu
  • Patent number: 10287671
    Abstract: A thin film deposition apparatus that can be simply applied to produce large-sized display devices on a mass scale and that improves manufacturing yield. The thin film deposition apparatus includes a deposition source that discharges a deposition material; a deposition source nozzle unit disposed at a side of the deposition source and including a plurality of deposition source nozzles arranged in a first direction; and a patterning slit sheet disposed opposite to the deposition source nozzle unit and including a plurality of patterning slits arranged in a second direction that is perpendicular to the first direction. A deposition is performed while the substrate or the thin film deposition apparatus moves relative to each other in the first direction, and the deposition source, the deposition source nozzle unit, and the patterning slit sheet are formed integrally with each other.
    Type: Grant
    Filed: May 3, 2016
    Date of Patent: May 14, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyun-Sook Park, Chang-Mog Jo, Hee-Cheol Kang, Yun-Mi Lee, Un-Cheol Sung, Yong-Sup Choi, Jong-Heon Kim, Jae-Kwang Ryu
  • Patent number: 10246769
    Abstract: A thin film deposition apparatus that can be simply applied to produce large-sized display devices on a mass scale and that improves manufacturing yield. The thin film deposition apparatus includes a deposition source that discharges a deposition material; a deposition source nozzle unit disposed at a side of the deposition source and including a plurality of deposition source nozzles arranged in a first direction; and a patterning slit sheet disposed opposite to the deposition source nozzle unit and including a plurality of patterning slits arranged in a second direction that is perpendicular to the first direction. A deposition is performed while the substrate or the thin film deposition apparatus moves relative to each other in the first direction, and the deposition source, the deposition source nozzle unit, and the patterning slit sheet are formed integrally with each other.
    Type: Grant
    Filed: December 28, 2010
    Date of Patent: April 2, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyun-Sook Park, Chang-Mog Jo, Hee-Cheol Kang, Yun-Mi Lee, Un-Cheol Sung, Yong-Sup Choi, Jong-Heon Kim, Jae-Kwang Ryu
  • Publication number: 20160351860
    Abstract: An organic layer deposition apparatus, a method of manufacturing an organic light-emitting display apparatus by using the same, and an organic light-emitting display apparatus manufactured using the method. The organic layer deposition apparatus includes a conveyer unit including first and second conveyer units, loading and unloading units, and a deposition unit. A transfer unit moves between the first and second conveyer units, and the substrate attached to the transfer unit is spaced from a plurality of organic layer deposition assemblies of the deposition unit while being transferred by the first conveyer unit. The organic layer deposition assemblies include common layer deposition assemblies and pattern layer deposition assemblies.
    Type: Application
    Filed: August 12, 2016
    Publication date: December 1, 2016
    Inventors: Su-Hwan Lee, Un-Cheol Sung, Chae-Woong Kim, Young-Mook Choi
  • Patent number: 9496524
    Abstract: An organic layer deposition apparatus, a method of manufacturing an organic light-emitting display apparatus by using the same, and an organic light-emitting display apparatus manufactured using the method. The organic layer deposition apparatus includes a conveyer unit including first and second conveyer units, loading and unloading units, and a deposition unit. A transfer unit moves between the first and second conveyer units, and the substrate attached to the transfer unit is spaced from a plurality of organic layer deposition assemblies of the deposition unit while being transferred by the first conveyer unit. The organic layer deposition assemblies include common layer deposition assemblies and pattern layer deposition assemblies.
    Type: Grant
    Filed: July 9, 2013
    Date of Patent: November 15, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventors: Su-Hwan Lee, Un-Cheol Sung, Chae-Woong Kim, Young-Mook Choi
  • Publication number: 20160244872
    Abstract: A thin film deposition apparatus that can be simply applied to produce large-sized display devices on a mass scale and that improves manufacturing yield. The thin film deposition apparatus includes a deposition source that discharges a deposition material; a deposition source nozzle unit disposed at a side of the deposition source and including a plurality of deposition source nozzles arranged in a first direction; and a patterning slit sheet disposed opposite to the deposition source nozzle unit and including a plurality of patterning slits arranged in a second direction that is perpendicular to the first direction. A deposition is performed while the substrate or the thin film deposition apparatus moves relative to each other in the first direction, and the deposition source, the deposition source nozzle unit, and the patterning slit sheet are formed integrally with each other.
    Type: Application
    Filed: May 3, 2016
    Publication date: August 25, 2016
    Inventors: Hyun-Sook Park, Chang-Mog Jo, Hee-Cheol Kang, Yun-Mi Lee, Un-Cheol Sung, Yong-Sup Choi, Jong-Heon Kim, Jae-Kwang Ryu
  • Publication number: 20160197123
    Abstract: An organic light emitting device including a blue subpixel that is larger than a red subpixel and a green subpixel. The red subpixel and the green subpixel have the same layered structure such that the red subpixel and the green subpixel are formed by using the same shadow mask.
    Type: Application
    Filed: March 16, 2016
    Publication date: July 7, 2016
    Inventors: Un-Cheol SUNG, Beohm-Rock Choi
  • Patent number: 9318537
    Abstract: The present invention relates to an organic light emitting device, and the organic light emitting device according to an exemplary embodiment of the present invention includes a blue subpixel that is larger than a red subpixel and a green subpixel. The red subpixel and the green subpixel have the same layered structure such that the red subpixel and the green subpixel are formed by using the same shadow mask.
    Type: Grant
    Filed: July 24, 2012
    Date of Patent: April 19, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventors: Un-Cheol Sung, Beohm-Rock Choi
  • Patent number: 9246135
    Abstract: An organic layer deposition apparatus, a method of manufacturing an organic light-emitting display device by using the same, and an organic light-emitting display device manufactured using the method, and in particular, an organic layer deposition apparatus that is suitable for use in the mass production of a large substrate and enables high-definition patterning, a method of manufacturing an organic light-emitting display device by using the same, and an organic light-emitting display device manufactured using the method.
    Type: Grant
    Filed: March 6, 2013
    Date of Patent: January 26, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventors: Su-Hwan Lee, Un-Cheol Sung
  • Patent number: 9206501
    Abstract: A method of manufacturing an organic light-emitting display apparatus includes: disposing an organic layer deposition apparatus to be apart from a substrate by a set distance; and depositing deposition material on the substrate while the organic layer deposition apparatus or the substrate is moved relative to the other, the deposition source apparatus including: a deposition source including a first deposition source and a second deposition source stacked on the first deposition source; a deposition source nozzle unit including a second deposition source nozzle unit at a side of the second deposition source to face the substrate and including a plurality of second deposition source nozzles, and a first deposition source nozzle unit at the side of the second deposition source to face the substrate and including a plurality of first deposition source nozzles formed to pass through the second deposition source; and a patterning slit sheet smaller than the substrate.
    Type: Grant
    Filed: June 1, 2012
    Date of Patent: December 8, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Un-Cheol Sung, Mu-Hyun Kim
  • Patent number: 9018647
    Abstract: A thin film deposition apparatus, a method of manufacturing an organic light-emitting display device by using the thin film deposition apparatus, and an organic light-emitting display device manufactured by using the method. A thin film deposition apparatus for forming a thin film on a substrate includes a first chamber in a vacuum state; first and second stages arranged in parallel in the first chamber wherein the substrate is fixable to at least one of the first and second stages; a mask contactable with the substrate; and a first deposition source and a second deposition source that are movable relative to the first and second stages and are configured to discharge a deposition material onto the substrate.
    Type: Grant
    Filed: August 26, 2011
    Date of Patent: April 28, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Un-Cheol Sung, Beom Rak Choi
  • Patent number: 8927091
    Abstract: A display device and method thereof which minimizes introduction of oxygen and moisture from the outside includes an insulating substrate, a display part formed on the insulating substrate, a cover substrate combined with the insulating substrate, a filler provided between the insulating substrate and the cover substrate, the filler includes a first region and a second region spaced from the first region and formed at a circumference of the first region, and a moisture absorbent formed in a space between the first region and the second region.
    Type: Grant
    Filed: March 13, 2007
    Date of Patent: January 6, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Un-cheol Sung, Hoon Kim, Sang-pil Lee, Sung-soo Lee