Patents by Inventor Sang Hyeok Jung

Sang Hyeok Jung 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: 9519099
    Abstract: Disclosed are an illumination system and a display apparatus using the same. The illumination system includes a light guide plate; grooves disposed in the light guide plate, each of the grooves having at least one inclined surface; light source modules disposed within the grooves, wherein the light source modules comprise, substrates and light sources disposed on the substrates; and stoppers disposed between a first surface of each of the light sources and the at least one inclined surface of each of the grooves, the first surface of each of the light sources facing the at least one inclined surface. A cross-sectional area of the grooves is larger than that of the stoppers.
    Type: Grant
    Filed: October 10, 2014
    Date of Patent: December 13, 2016
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Min Sang Kim, Moon Jeong Kim, Jeong Hwan Kim, Jung In Seo, Duk Hyun Yun, Sang Hyeok Jung
  • Patent number: 9091410
    Abstract: Disclosed are a backlight unit and a display using the same. The backlight unit includes a first reflector, a second reflector, and at least one light source disposed between the first reflector and the second reflector, and the end of the second reflector is separated from the at least one light source by a first distance in the upward direction of the at least one light source.
    Type: Grant
    Filed: May 27, 2014
    Date of Patent: July 28, 2015
    Assignee: LG Innotek Co., Ltd.
    Inventors: Duk Hyun Yun, Se Jin Ko, Sang Hyeok Jung
  • Publication number: 20150023058
    Abstract: Disclosed are an illumination system and a display apparatus using the same. The illumination system includes a light guide plate; grooves disposed in the light guide plate, each of the grooves having at least one inclined surface; light source modules disposed within the grooves, wherein the light source modules comprise, substrates and light sources disposed on the substrates; and stoppers disposed between a first surface of each of the light sources and the at least one inclined surface of each of the grooves, the first surface of each of the light sources facing the at least one inclined surface. A cross-sectional area of the grooves is larger than that of the stoppers.
    Type: Application
    Filed: October 10, 2014
    Publication date: January 22, 2015
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Min Sang Kim, Moon Jeong Kim, Jeong Hwan Kim, Jung In Seo, Duk Hyun Yun, Sang Hyeok Jung
  • Patent number: 8876319
    Abstract: Disclosed are a backlight unit and a display apparatus using the same. The backlight unit includes a light guide plate, grooves disposed in the light guide plate, the grooves having at least one inclined surface, light source modules disposed within the grooves, and stoppers disposed between the light source modules and the light guide plate, wherein a cross-sectional area of the grooves is larger than that of the stoppers. The stoppers contact at least one of the side surfaces of the grooves, the bottom surfaces of the grooves and the light source modules.
    Type: Grant
    Filed: March 7, 2012
    Date of Patent: November 4, 2014
    Assignee: LG Innotek Co., Ltd.
    Inventors: Min Sang Kim, Moon Jeong Kim, Jeong Hwan Kim, Jung In Seo, Duk Hyun Yun, Sang Hyeok Jung
  • Publication number: 20140268659
    Abstract: Disclosed are a backlight unit and a display using the same. The backlight unit includes a first reflector, a second reflector, and at least one light source disposed between the first reflector and the second reflector, and the end of the second reflector is separated from the at least one light source by a first distance in the upward direction of the at least one light source.
    Type: Application
    Filed: May 27, 2014
    Publication date: September 18, 2014
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Duk Hyun YUN, Se Jin KO, Sang Hyeok JUNG
  • Patent number: 8764268
    Abstract: Disclosed are a backlight unit and a display using the same. The backlight unit includes a first reflector, a second reflector, and at least one light source disposed between the first reflector and the second reflector, and the end of the second reflector is separated from the at least one light source by a first distance in the upward direction of the at least one light source.
    Type: Grant
    Filed: March 7, 2012
    Date of Patent: July 1, 2014
    Assignee: LG Innotek Co., Ltd.
    Inventors: Duk Hyun Yun, Se Jin Ko, Sang Hyeok Jung
  • Patent number: 8596806
    Abstract: A backlight unit and a display apparatus using the same are disclosed. The backlight unit includes a light guide plate having a first hollowness, a light source module disposed at the first hollowness, a bottom chassis having a second hollowness corresponding to the first hollowness, and an elastic member disposed at the second hollowness of the bottom chassis between the light source module and the bottom chassis.
    Type: Grant
    Filed: February 14, 2012
    Date of Patent: December 3, 2013
    Assignee: LG Innotek Co., Ltd.
    Inventor: Sang Hyeok Jung
  • Publication number: 20130100646
    Abstract: Disclosed are a backlight unit and a display using the same. The backlight unit includes a first reflector, a second reflector, and at least one light source disposed between the first reflector and the second reflector, and the end of the second reflector is separated from the at least one light source by a first distance in the upward direction of the at least one light source.
    Type: Application
    Filed: March 7, 2012
    Publication date: April 25, 2013
    Inventors: Duk Hyun Yun, Se Jin Ko, Sang Hyeok Jung
  • Publication number: 20130021780
    Abstract: A backlight unit and a display apparatus using the same are disclosed. The backlight unit includes a light guide plate having a first hollowness, a light source module disposed at the first hollowness, a bottom chassis having a second hollowness corresponding to the first hollowness, and an elastic member disposed at the second hollowness of the bottom chassis between the light source module and the bottom chassis.
    Type: Application
    Filed: February 14, 2012
    Publication date: January 24, 2013
    Inventor: Sang Hyeok JUNG
  • Publication number: 20130016521
    Abstract: Disclosed are a backlight unit and a display apparatus using the same. The backlight unit includes a light guide plate including first and second grooves, and light source modules disposed within the second grooves. The first grooves are disposed on the upper surface of the light guide plate, and the second grooves are disposed on the lower surface of the light guide plate, and the first grooves are disposed between light sources of the light source module.
    Type: Application
    Filed: February 21, 2012
    Publication date: January 17, 2013
    Inventors: Sang Hyeok Jung, Moon Jeong Kim, Jeong Hwan Kim
  • Publication number: 20120327682
    Abstract: Disclosed are a backlight unit and a display apparatus using the same. The backlight unit includes a light guide plate, grooves disposed in the light guide plate, the grooves having at least one inclined surface, light source modules disposed within the grooves, and stoppers disposed between the light source modules and the light guide plate, wherein a cross-sectional area of the grooves is larger than that of the stoppers. The stoppers contact at least one of the side surfaces of the grooves, the bottom surfaces of the grooves and the light source modules.
    Type: Application
    Filed: March 7, 2012
    Publication date: December 27, 2012
    Inventors: Min Sang KIM, Moon Jeong Kim, Jeong Hwan Kim, Jung In Seo, Duk Hyun Yun, Sang Hyeok Jung