Patents by Inventor Jai-sang Jung

Jai-sang 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: 8120722
    Abstract: A display device may include a display panel, at least one optical sheet on the display panel, a light guide plate on the at least one optical sheet, and a bottom chassis having a side surface part on which the display panel is seated, an inner side part having at least one step from the side surface part, the at least one optical sheet and the light guide plate being in the inner side part.
    Type: Grant
    Filed: January 11, 2008
    Date of Patent: February 21, 2012
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventors: Jai Sang Jung, Aoki Toshihiro, Sung Ku Kang, Dong Soo Son, Seo Hee Ha, Jong Su Lee, Youn Hwan Jung
  • Patent number: 7916237
    Abstract: A liquid crystal display device has a reinforced rigidity against external impacts. The liquid crystal display device includes a liquid crystal display panel and a backlight assembly; and a bottom chassis disposed to receive the liquid crystal display panel and the backlight assembly, the bottom chassis having a projection projected from an inner surface of the bottom chassis towards the liquid crystal display panel and the backlight assembly.
    Type: Grant
    Filed: July 17, 2008
    Date of Patent: March 29, 2011
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventors: Jai-sang Jung, Tae-yong Kim, Min-seop Kim, Jae-ho Jung, Chi-hoon Lee
  • Patent number: 7916238
    Abstract: A liquid crystal display design that reduces manufacturing costs and improves optical efficiency. The LCD includes a liquid crystal display panel, a light guide plate arranged on a rear surface of the liquid crystal display panel, a reflective plate that includes a bottom plate and a plurality of sidewalls attached to the bottom plate, the bottom plate of the reflective plate being arranged on a rear surface of the light guide plate to accommodate the light guide plate and the plurality of side walls of the light guide plate extending from the bottom plate to surround sides of the light guide plate and a bottom chassis arranged on a rear side of the reflective plate to accommodate the liquid crystal display panel, the light guide plate, and the reflective plate.
    Type: Grant
    Filed: July 31, 2008
    Date of Patent: March 29, 2011
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventors: Kyu-Han Bae, Jai-Sang Jung
  • Patent number: 7639322
    Abstract: A liquid crystal display device includes a first substrate having a plurality of first electrodes, a second substrate facing the first substrate and having a plurality of second electrodes perpendicular to the first electrodes to define sub-pixels at intersection regions between the first and second electrodes, a liquid crystal layer between the first and second substrates, a plurality of color filters between the first and second substrates adapted to correspond to respective sub-pixels, the color filters including first color filters and second color filters having a different shape than the first color filters, a black matrix between the color filters, the black matrix including vertical portions, horizontal portions, and step portions, each of the step portions corresponding to a respective second color filter, and a plurality of patterned spacers between the first and second substrates, each of the patterned spacers overlaps with a respective step-portion of the black matrix.
    Type: Grant
    Filed: January 18, 2008
    Date of Patent: December 29, 2009
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventors: Dong-soo Son, Seo-hee Ha, Sung-ku Kang, Jong-su Lee, Toshihiro Aoki, Jai-sang Jung
  • Publication number: 20090153767
    Abstract: A liquid crystal display design that reduces manufacturing costs and improves optical efficiency. The LCD includes a liquid crystal display panel, a light guide plate arranged on a rear surface of the liquid crystal display panel, a reflective plate that includes a bottom plate and a plurality of sidewalls attached to the bottom plate, the bottom plate of the reflective plate being arranged on a rear surface of the light guide plate to accommodate the light guide plate and the plurality of side walls of the light guide plate extending from the bottom plate to surround sides of the light guide plate and a bottom chassis arranged on a rear side of the reflective plate to accommodate the liquid crystal display panel, the light guide plate, and the reflective plate.
    Type: Application
    Filed: July 31, 2008
    Publication date: June 18, 2009
    Inventors: Kyu-Han Bae, Jai-Sang Jung
  • Publication number: 20090073342
    Abstract: A liquid crystal display device has a reinforced rigidity against external impacts. The liquid crystal display device includes a liquid crystal display panel and a backlight assembly; and a bottom chassis disposed to receive the liquid crystal display panel and the backlight assembly, the bottom chassis having a projection projected from an inner surface of the bottom chassis towards the liquid crystal display panel and the backlight assembly.
    Type: Application
    Filed: July 17, 2008
    Publication date: March 19, 2009
    Inventors: Jai-sang Jung, Tae-yong Kim, Min-seop Kim, Jae-ho Jung, Chi-hoon Lee
  • Publication number: 20080170170
    Abstract: A display device may include a display panel, at least one optical sheet on the display panel, a light guide plate on the at least one optical sheet, and a bottom chassis having a side surface part on which the display panel is seated, an inner side part having at least one step from the side surface part, the at least one optical sheet and the light guide plate being in the inner side part.
    Type: Application
    Filed: January 11, 2008
    Publication date: July 17, 2008
    Inventors: Jai Sang Jung, Aoki Toshihiro, Sung Ku Kang, Dong Soo Son, Seo Hee Ha, Jong Su Lee, Youn Hwan Jung