Patents by Inventor Chang Kyeong KONG

Chang Kyeong KONG 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: 20250102848
    Abstract: Disclosed is a dual display device. The dual display device includes a backlight unit having a light guide plate; a first display panel disposed on a first light exit surface of the backlight unit; and a second display panel disposed on a second light exit surface of the backlight unit opposite the first light exit surface, wherein the first display panel and the second display panel are mounted so as to be tilted at a predetermined angle with respect to the backlight unit. Accordingly, it is possible to reduce power consumption of the dual display device and to improve image quality.
    Type: Application
    Filed: August 23, 2024
    Publication date: March 27, 2025
    Inventors: Chang Kyeong Kong, Yoon Ki Kim
  • Patent number: 12189237
    Abstract: A display device includes an LED assembly, an optical sheet above the LED assembly, a plate above the optical sheet, a brightness enhancement film above the plate, a display panel above the brightness enhancement film, a light absorbing layer in contact with a first surface of the plate, and the light absorbing layer comprising a light absorbing material and an adhesive material, wherein the light absorbing material absorbs light having at least one wavelength between a wavelength of green light and a wavelength of red light, and wherein the brightness enhancement film or the optical sheet is in contact with a second surface of the plate.
    Type: Grant
    Filed: July 11, 2023
    Date of Patent: January 7, 2025
    Assignee: LG Display Co., Ltd.
    Inventors: Jung Ill Cho, Sang Mook Lee, Chang Kyeong Kong, Seung Yeol Yang
  • Publication number: 20240255802
    Abstract: A display device includes an LED assembly, an optical sheet above the LED assembly, a plate above the optical sheet, a brightness enhancement film above the plate, a display panel above the brightness enhancement film, a light absorbing layer in contact with a first surface of the plate, and the light absorbing layer comprising a light absorbing material and an adhesive material, wherein the light absorbing material absorbs light having at least one wavelength between a wavelength of green light and a wavelength of red light, and wherein the brightness enhancement film or the optical sheet is in contact with a second surface of the plate.
    Type: Application
    Filed: July 11, 2023
    Publication date: August 1, 2024
    Inventors: Jung Ill Cho, Sang Mook Lee, Chang Kyeong Kong, Seung Yeol Yang
  • Patent number: 12032253
    Abstract: Disclosed is a liquid crystal display (LCD) smart window configured such that a transparent LCD device is mounted in a double-glazed window. The LCD smart window includes an inner glass sheet located in an indoor space, an outer glass sheet spaced apart from the inner glass sheet by a predetermined gap and located so as to be exposed to the outside of a building, a transparent LCD device located in a space between the inner glass sheet and the outer glass sheet to display an image, a window frame supporting upper and lower surfaces and both side surfaces of the inner glass sheet and the outer glass sheet, and a light source secured to the window frame to emit light to at least one surface of the outer glass sheet.
    Type: Grant
    Filed: September 11, 2023
    Date of Patent: July 9, 2024
    Assignee: LG Display Co., Ltd.
    Inventors: Seung Ryul Yang, Jung Ill Cho, Jae Lyang Kim, Eui Jung Kim, Chang Kyeong Kong, Hyun Cheol Cho, Sang Mook Lee
  • Publication number: 20240201545
    Abstract: Disclosed is a liquid crystal display (LCD) smart window configured such that a transparent LCD device is mounted in a double-glazed window. The LCD smart window includes an inner glass sheet located in an indoor space, an outer glass sheet spaced apart from the inner glass sheet by a predetermined gap and located so as to be exposed to the outside of a building, a transparent LCD device located in a space between the inner glass sheet and the outer glass sheet to display an image, a window frame supporting upper and lower surfaces and both side surfaces of the inner glass sheet and the outer glass sheet, and a light source secured to the window frame to emit light to at least one surface of the outer glass sheet.
    Type: Application
    Filed: September 11, 2023
    Publication date: June 20, 2024
    Inventors: Seung Ryul Yang, Jung Ill Cho, Jae Lyang Kim, Eui Jung Kim, Chang Kyeong Kong, Hyun Cheol Cho, Sang Mook Lee
  • Patent number: 10698252
    Abstract: In various embodiments, the present disclosure provides display devices and methods of manufacturing display devices that can be slimmer than typical display devices. In one embodiment, such a display device includes a first substrate formed of glass, a light source disposed at a position that corresponds to at least one surface of the first substrate, a first resin layer on the first substrate, a first polarizing layer on the first resin layer, a liquid crystal layer on the first polarizing layer, a second substrate on the liquid crystal layer, the second substrate including a plurality of data lines and a plurality of gate lines, and a second polarizing layer on the second substrate.
    Type: Grant
    Filed: July 27, 2017
    Date of Patent: June 30, 2020
    Assignee: LG Display Co., Ltd.
    Inventors: Chang Kyeong Kong, Young Min Kweon, Hyun Cheol Cho
  • Patent number: 10539736
    Abstract: The present disclosure provides a light source module that includes a substrate, a plurality of light barriers on a surface of the substrate and spaced apart from each other, a plurality of light source packages on the surface of the substrate and positioned between the plurality of light barriers, and a total-reflection induction layer on the plurality of light source packages. The total-reflection induction layer has a flat surface opposite the plurality of light source packages. According to the various embodiments provided herein, the amount of light incident on a light guide plate increases, and a heat radiation effect is improved.
    Type: Grant
    Filed: July 27, 2017
    Date of Patent: January 21, 2020
    Assignee: LG Display Co., Ltd.
    Inventors: Chang Kyeong Kong, Young Min Kweon, Jinho Kim
  • Publication number: 20180031759
    Abstract: The present disclosure provides a light source module that includes a substrate, a plurality of light barriers on a surface of the substrate and spaced apart from each other, a plurality of light source packages on the surface of the substrate and positioned between the plurality of light barriers, and a total-reflection induction layer on the plurality of light source packages. The total-reflection induction layer has a flat surface opposite the plurality of light source packages. According to the various embodiments provided herein, the amount of light incident on a light guide plate increases, and a heat radiation effect is improved.
    Type: Application
    Filed: July 27, 2017
    Publication date: February 1, 2018
    Inventors: Chang Kyeong KONG, Young Min KWEON, Jinho Kim
  • Publication number: 20180031925
    Abstract: In various embodiments, the present disclosure provides display devices and methods of manufacturing display devices that can be slimmer than typical display devices. In one embodiment, such a display device includes a first substrate formed of glass, a light source disposed at a position that corresponds to at least one surface of the first substrate, a first resin layer on the first substrate, a first polarizing layer on the first resin layer, a liquid crystal layer on the first polarizing layer, a second substrate on the liquid crystal layer, the second substrate including a plurality of data lines and a plurality of gate lines, and a second polarizing layer on the second substrate.
    Type: Application
    Filed: July 27, 2017
    Publication date: February 1, 2018
    Inventors: Chang Kyeong KONG, Young Min KWEON, Hyun Cheol CHO