Patents by Inventor Seul-Gi Kim

Seul-Gi Kim 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: 20170141311
    Abstract: The purpose of the present invention is to provide a compound that can improve the lifespan, low drive voltage and high luminous efficiency of an element, an organic electronic element using same, and an electronic device comprising same.
    Type: Application
    Filed: July 1, 2015
    Publication date: May 18, 2017
    Inventors: Yun Suk LEE, Seul-gi KIM, Dae Sung KIM, Ki Ho SO, Dae Hwan OH, Jin Ho YUN, Bum Sung LEE, Seong Je PARK
  • Patent number: 9645305
    Abstract: A backlight unit includes a light source, a light guiding plate disposed on a side of the light source to guide light, a quantum dot bar disposed between the light source and the light guiding plate and spaced apart from the light source and the light guiding plate, the quantum dot bar for performing wavelength conversion of light, and a quantum dot bar receiving unit disposed on lower surfaces of the quantum dot bar and the light guiding plate, wherein the quantum dot bar is seated on the quantum dot bar receiving unit, and the light guiding plate is mounted on the quantum dot bar receiving unit, and wherein the quantum dot bar receiving unit and the light guiding plate are coupled to each other.
    Type: Grant
    Filed: June 19, 2014
    Date of Patent: May 9, 2017
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jin Seo, Dong Hoon Kim, Seul Gi Kim, Dong Hyeon Lee
  • Patent number: 9541783
    Abstract: A display device includes a bottom chassis on which a light source is disposed, a light guide plate disposed on the bottom chassis and configured to guide light emitted from the light source to a display panel, an optical sheet on the light guide plate, a mold frame coupled to the bottom chassis and including a support unit on which the display panel is disposed, and a light conversion shielding member disposed on a surface of the support unit of the mold frame having a side portion that extends down from the support unit and covers a side surface of the optical sheet.
    Type: Grant
    Filed: June 26, 2015
    Date of Patent: January 10, 2017
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seung Hwan Baek, Seul Gi Kim, Yeong Bae Lee, Seok Hyun Nam, Chan Jae Park
  • 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
  • Patent number: 9417373
    Abstract: A display device includes a light guide unit, a light source, a display panel and a protective member. The light guide unit includes a first surface, a second surface facing the first surface, and a plurality of connecting surfaces connecting the first surface and the second surface to each other, and guides a light which is incident to a connecting surface to the first surface. The light source provides light to the connecting surface. The display panel displays an image using the light provided from the first surface of the light guide unit. The protective member includes a plurality of reflective patterns facing another connecting surface among the plurality connecting surfaces, provides the light leaked from the light guide unit to the another connecting surface, and accommodates the light guide unit, the light source and the display panel therein.
    Type: Grant
    Filed: January 27, 2014
    Date of Patent: August 16, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seul-Gi Kim, Donghyeon Lee
  • Patent number: 9405051
    Abstract: A backlight assembly includes a light source, a circuit board on which the light source is disposed, a light guide plate in which light emitted from the light source is incident on one surface and is emitted to the other surface, a bottom case configured to accommodate the light guide plate, and a wavelength conversion unit between the light source and the light guide plate. The wavelength conversion unit includes a frame having an opening, the rectangular frame including a top frame, a bottom frame and side frames extending substantially perpendicular to the top frame and the bottom frame, and connecting the top frame and the bottom frame.
    Type: Grant
    Filed: July 29, 2014
    Date of Patent: August 2, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jin Seo, Jae-Joong Kwon, Seul-Gi Kim, Ha-young Lee
  • Patent number: 9401496
    Abstract: An organic light-emitting display apparatus includes: a substrate; an organic light-emitting device including a first electrode disposed on the substrate, a second electrode disposed to face the first electrode, and an intermediate layer including an organic emission layer disposed between the first electrode and the second electrode; and a light scattering layer disposed on at least one of the first electrode and the second electrode disposed in a light emission direction, where the light scattering layer includes a plurality of barriers, and a light scattering pattern disposed at a side surface of each of the plurality of barriers.
    Type: Grant
    Filed: July 21, 2014
    Date of Patent: July 26, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seung-Hwan Chung, Seul-Gi Kim, Jae-Joong Kwon
  • Patent number: 9389460
    Abstract: A display device includes a backlight unit which generates light, a display panel which receives the light to display an image, a containing member in which the display panel is accommodated, and a supporting member coupled to the containing member and configured to support an edge portion of the display panel. The supporting member includes first and second supporting part and a coupling part. The first and second supporting parts extend in first and second directions, respectively, along the edge portion of the display panel. The coupling part is coupled to the first and second supporting parts and is configured to connect the first supporting parts to the second supporting parts. The coupling part includes a reflection surface facing a direction different from the first and second directions in a plan view.
    Type: Grant
    Filed: March 13, 2015
    Date of Patent: July 12, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seki Park, Luly Lee, Seul-Gi Kim, Suchang Ryu, Donghyeon Lee
  • 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
  • Publication number: 20160085109
    Abstract: A display device includes a bottom chassis on which a light source is disposed, a light guide plate disposed on the bottom chassis and configured to guide light emitted from the light source to a display panel, an optical sheet on the light guide plate, a mold frame coupled to the bottom chassis and including a support unit on which the display panel is disposed, and a light conversion shielding member disposed on a surface of the support unit of the mold frame having a side portion that extends down from the support unit and covers a side surface of the optical sheet.
    Type: Application
    Filed: June 26, 2015
    Publication date: March 24, 2016
    Inventors: SEUNG HWAN BAEK, SEUL GI KIM, YEONG BAE LEE, SEOK HYUN NAM, CHAN JAE PARK
  • Patent number: 9279929
    Abstract: A display device includes a light guide plate which includes a light incident surface, a light exiting surface connected to the light incident surface, and an opposite surface facing the light exiting surface, a light source which faces the light incident surface and is configured to emit a light, a reflective sheet which faces the opposite surface and reflects the light, a first pattern which is unitary with the light guide plate and protruded from the opposite surface, a pressure sensitive adhesive which is on an upper surface of the reflective sheet and contacts the first pattern, and a display panel which is configured to receive the light exiting through the light exiting surface and display an image.
    Type: Grant
    Filed: September 8, 2014
    Date of Patent: March 8, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Heugon Kim, Seul-Gi Kim, Jin Seo, Jaejoong Kwon, Hayoung Lee, Sangwoo Ha
  • Publication number: 20160033708
    Abstract: A back light unit includes a light source and a light guide unit having a first surface emitting light to a display panel, a second surface facing the first surface, and a plurality of connecting surfaces connecting the first surface and the second surface. The connecting surfaces includes a first side surface, a second side surfaces and a third side surface between the first side surface and a second side surface, A first included angle of the first incident surface and the first diffusion surface is equal to or greater than about 90 degree.
    Type: Application
    Filed: October 9, 2015
    Publication date: February 4, 2016
    Inventors: Taek-Sun SHIN, Seul-Gi KIM, Yongkyu KANG, Hayoung LEE
  • Publication number: 20150309366
    Abstract: A display device includes a backlight unit which generates light, a display panel which receives the light to display an image, a containing member in which the display panel is accommodated, and a supporting member coupled to the containing member and configured to support an edge portion of the display panel. The supporting member includes first and second supporting part and a coupling part. The first and second supporting parts extend in first and second directions, respectively, along the edge portion of the display panel. The coupling part is coupled to the first and second supporting parts and is configured to connect the first supporting parts to the second supporting parts. The coupling part includes a reflection surface facing a direction different from the first and second directions in a plan view.
    Type: Application
    Filed: March 13, 2015
    Publication date: October 29, 2015
    Inventors: SEKI PARK, Luly LEE, Seul-Gi KIM, Suchang RYU, Donghyeon LEE
  • Patent number: 9158055
    Abstract: A back light unit includes a light source and a light guide unit having a first surface emitting light to a display panel, a second surface facing the first surface, and a plurality of connecting surfaces connecting the first surface and the second surface. The connecting surfaces includes a first side surface, a second side surfaces and a third side surface between the first side surface and a second side surface, A first included angle of the first incident surface and the first diffusion surface is equal to or greater than about 90 degree.
    Type: Grant
    Filed: October 18, 2013
    Date of Patent: October 13, 2015
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Taek-Sun Shin, Seul-Gi Kim, Yongkyu Kang, Hayoung Lee
  • Publication number: 20150253482
    Abstract: A backlight assembly includes a light source, a circuit board on which the light source is disposed, a light guide plate in which light emitted from the light source is incident on one surface and is emitted to the other surface, a bottom case configured to accommodate the light guide plate, and a wavelength conversion unit between the light source and the light guide plate. The wavelength conversion unit includes a frame having an opening, the rectangular frame including a top frame, a bottom frame and side frames extending substantially perpendicular to the top frame and the bottom frame, and connecting the top frame and the bottom frame.
    Type: Application
    Filed: July 29, 2014
    Publication date: September 10, 2015
    Inventors: Jin Seo, Jae-Joong KWON, Seul-Gi Kim, Ha-young Lee
  • Publication number: 20150234110
    Abstract: A display device includes a light guide plate which includes a light incident surface, a light exiting surface connected to the light incident surface, and an opposite surface facing the light exiting surface, a light source which faces the light incident surface and is configured to emit a light, a reflective sheet which faces the opposite surface and reflects the light, a first pattern which is unitary with the light guide plate and protruded from the opposite surface, a pressure sensitive adhesive which is on an upper surface of the reflective sheet and contacts the first pattern, and a display panel which is configured to receive the light exiting through the light exiting surface and display an image.
    Type: Application
    Filed: September 8, 2014
    Publication date: August 20, 2015
    Inventors: HEUGON KIM, Seul-Gi KIM, JIN SEO, JAEJOONG KWON, Hayoung LEE, SANGWOO HA
  • Publication number: 20150219289
    Abstract: A light source module includes a circuit board, a light-emitting diode package configured to be mounted on the circuit board, and a quantum dot package which is disposed apart from a side of the light-emitting diode package by a predetermined distance, and mounted on the circuit board and to convert a wavelength of light incident thereupon.
    Type: Application
    Filed: June 17, 2014
    Publication date: August 6, 2015
    Inventors: Jin SEO, Jae Joong KWON, Seul Gi KIM, Ha Young LEE
  • Publication number: 20150219821
    Abstract: A backlight unit includes a light source, a light guiding plate disposed on a side of the light source to guide light, a quantum dot bar disposed between the light source and the light guiding plate and spaced apart from the light source and the light guiding plate, the quantum dot bar for performing wavelength conversion of light, and a quantum dot bar receiving unit disposed on lower surfaces of the quantum dot bar and the light guiding plate, wherein the quantum dot bar is seated on the quantum dot bar receiving unit, and the light guiding plate is mounted on the quantum dot bar receiving unit, and wherein the quantum dot bar receiving unit and the light guiding plate are coupled to each other.
    Type: Application
    Filed: June 19, 2014
    Publication date: August 6, 2015
    Inventors: Jin SEO, Dong Hoon KIM, Seul Gi KIM, Dong Hyeon LEE
  • Publication number: 20150185410
    Abstract: A backlight assembly includes a light source portion configured to emit light and a wavelength conversion member disposed on an upper portion of the light source portion. The wavelength conversion member is configured to convert a wavelength of the light emitted from the light source portion. A light guide plate is disposed on a side portion of the wavelength conversion member. The light guide plate is configured to receive wavelength-converted light from the wavelength conversion member.
    Type: Application
    Filed: April 28, 2014
    Publication date: July 2, 2015
    Applicant: SAMSUNG DISPLAY CO., LTD,
    Inventors: Dae Hoon SONG, Seul Gi KIM, Sang Hyuck YOON
  • Publication number: 20150115236
    Abstract: An organic light-emitting display apparatus includes: a substrate; an organic light-emitting device including a first electrode disposed on the substrate, a second electrode disposed to face the first electrode, and an intermediate layer including an organic emission layer disposed between the first electrode and the second electrode; and a light scattering layer disposed on at least one of the first electrode and the second electrode disposed in a light emission direction, where the light scattering layer includes a plurality of barriers, and a light scattering pattern disposed at a side surface of each of the plurality of barriers.
    Type: Application
    Filed: July 21, 2014
    Publication date: April 30, 2015
    Inventors: Seung-Hwan Chung, Seul-Gi Kim, Jae-Joong Kwon