Patents by Inventor Gwui-Hyun PARK

Gwui-Hyun PARK 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: 20240397776
    Abstract: A stretchable display device includes a stretchable substrate including a plurality of island areas that are separated from each other and a hinge area connecting the plurality of island areas, a plurality of display units respectively located in each of the plurality of island areas, a wiring part connecting the plurality of display units and located at the hinge area, and an insulating layer between the stretchable substrate and the plurality of display units. The insulating layer includes an opening overlapping the hinge area.
    Type: Application
    Filed: August 8, 2024
    Publication date: November 28, 2024
    Applicant: Samsung Display Co., Ltd.
    Inventors: Gwui-Hyun PARK, Chul Won PARK, Pil Soon HONG, Bo Geon JEON
  • Publication number: 20240387783
    Abstract: A display device comprises a via layer disposed on a substrate, a first electrode and a second electrode disposed on the via layer, a bank layer disposed on the first electrode and the second electrode, light emitting elements disposed on the bank layer, an insulating layer disposed on the light emitting elements, and a first connection electrode and a second connection electrode disposed on the bank layer and the light emitting elements, wherein the bank layer includes an element portion overlapping the light emitting element, a partition portion surrounding the element portion, and a bank portion surrounding the partition portion, and the bank layer includes fluorine, and an atomic ratio of fluorine on a surface of the bank portion is 11% or more.
    Type: Application
    Filed: January 23, 2024
    Publication date: November 21, 2024
    Applicant: Samsung Display Co., LTD.
    Inventors: Sae Hee HAN, Gwui Hyun PARK
  • Patent number: 12082470
    Abstract: A stretchable display device includes a stretchable substrate including a plurality of island areas that are separated from each other and a hinge area connecting the plurality of island areas, a plurality of display units respectively located in each of the plurality of island areas, a wiring part connecting the plurality of display units and located at the hinge area, and an insulating layer between the stretchable substrate and the plurality of display units. The insulating layer includes an opening overlapping the hinge area.
    Type: Grant
    Filed: October 19, 2023
    Date of Patent: September 3, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Gwui-Hyun Park, Chul Won Park, Pil Soon Hong, Bo Geon Jeon
  • Publication number: 20240266365
    Abstract: A display device and a method of manufacturing a display device are provided. An embodiment of a display device includes a substrate; a first conductive layer disposed on the substrate; a first insulating layer disposed on the first conductive layer; a second conductive layer connected to the first conductive layer through a first contact hole in the first insulating layer; a second insulating layer filling an inside of the first contact hole; and a third insulating layer disposed on the second conductive layer and the second insulating layer. The first insulating layer includes a first region that overlaps the second conductive layer and a second region that does not overlap the second conductive layer, and a top surface of the first region of the first insulating layer is positioned higher than a top surface of the second region of the first insulating layer.
    Type: Application
    Filed: April 2, 2024
    Publication date: August 8, 2024
    Inventors: Koichi SUGITANI, Hye In KIM, Gwui Hyun PARK, Chul Won PARK, Pil Soon HONG
  • Publication number: 20240215416
    Abstract: A display device includes a substrate including a light emitting area and a non-light emitting area disposed adjacent to the light emitting area, a light emitting element disposed in the light emitting area on the substrate, a plurality of light blocking patterns disposed above the light emitting element and spaced apart from each other, and a transmission pattern disposed on the light emitting element, surrounding the plurality of light blocking patterns, and including a first organic pattern and a second organic pattern disposed on the first organic pattern.
    Type: Application
    Filed: December 20, 2023
    Publication date: June 27, 2024
    Applicant: Samsung Display Co., LTD.
    Inventors: GWUI-HYUN PARK, KOICHI SUGITANI, HOKYUNG JANG, SAEHEE HAN
  • Publication number: 20240215339
    Abstract: A display device includes a light emitting area and a non-light emitting area adjacent to the light emitting area, a first conductive layer disposed on a substrate in the light emitting area and the non-light emitting area, a second conductive layer disposed on the first conductive layer in the light emitting area, a first insulating film disposed on the first conductive layer, overlapping the first conductive layer and the second conductive layer in the light emitting area, and having a first permittivity, and a second insulating film disposed between the first insulating film and the second conductive layer, disposed in the light emitting area and the non-light emitting area, overlapping the first insulating film and the first conductive layer, and having a second permittivity greater than the first permittivity.
    Type: Application
    Filed: August 25, 2023
    Publication date: June 27, 2024
    Applicant: Samsung Display Co., LTD.
    Inventors: KOICHI SUGITANI, GWUI-HYUN PARK, HOKYUNG JANG, SAEHEE HAN
  • Patent number: 12002844
    Abstract: A display device includes a first via layer on a substrate and including trench parts recessed from an upper surface of the first via layer, a first electrode and a second electrode on the first via layer and spaced apart from each other, a second via layer on the first via layer and including first openings partially exposing the first electrode, and a second opening partially exposing the second electrode, light emitting elements in the first openings of the second via layer and extending in a direction, and a third electrode on the second via layer. Each of the light emitting elements includes a first end electrically connected to the first electrode and a second end electrically connected to the third electrode such that the extending direction of the light emitting elements is not parallel to an upper surface of the substrate.
    Type: Grant
    Filed: September 14, 2021
    Date of Patent: June 4, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Chul Won Park, Koichi Sugitani, Gwui Hyun Park, Sae Hee Han, Pil Soon Hong
  • Publication number: 20240155886
    Abstract: A display device includes: a substrate; a transistor including a semiconductor layer disposed on the substrate; and a light emitting device electrically connected to the transistor, wherein the substrate includes a first organic layer, a first barrier layer, a second organic layer, a second barrier layer, and a shielding layer, the shielding layer includes a compound represented by Chemical Formula 1 below, and the shielding layer is disposed between the second barrier layer and the semiconductor layer.
    Type: Application
    Filed: October 13, 2023
    Publication date: May 9, 2024
    Applicant: Samsung Display Co., LTD.
    Inventors: Gwui-Hyun PARK, Koichi SUGITANI, HOKYUNG JANG, Sae Hee HAN
  • Patent number: 11973088
    Abstract: A display device and a method of manufacturing a display device are provided. An embodiment of a display device includes a substrate; a first conductive layer disposed on the substrate; a first insulating layer disposed on the first conductive layer; a second conductive layer connected to the first conductive layer through a first contact hole in the first insulating layer; a second insulating layer filling an inside of the first contact hole; and a third insulating layer disposed on the second conductive layer and the second insulating layer. The first insulating layer includes a first region that overlaps the second conductive layer and a second region that does not overlap the second conductive layer, and a top surface of the first region of the first insulating layer is positioned higher than a top surface of the second region of the first insulating layer.
    Type: Grant
    Filed: August 9, 2021
    Date of Patent: April 30, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Koichi Sugitani, Hye In Kim, Gwui Hyun Park, Chul Won Park, Pil Soon Hong
  • Publication number: 20240049540
    Abstract: A stretchable display device includes a stretchable substrate including a plurality of island areas that are separated from each other and a hinge area connecting the plurality of island areas, a plurality of display units respectively located in each of the plurality of island areas, a wiring part connecting the plurality of display units and located at the hinge area, and an insulating layer between the stretchable substrate and the plurality of display units. The insulating layer includes an opening overlapping the hinge area.
    Type: Application
    Filed: October 19, 2023
    Publication date: February 8, 2024
    Applicant: Samsung Display Co., Ltd.
    Inventors: Gwui-Hyun PARK, Chul Won PARK, Pil Soon HONG, Bo Geon JEON
  • Patent number: 11800765
    Abstract: A stretchable display device includes a stretchable substrate including a plurality of island areas that are separated from each other and a hinge area connecting the plurality of island areas, a plurality of display units respectively located in each of the plurality of island areas, a wiring part connecting the plurality of display units and located at the hinge area, and an insulating layer between the stretchable substrate and the plurality of display units. The insulating layer includes an opening overlapping the hinge area.
    Type: Grant
    Filed: February 15, 2023
    Date of Patent: October 24, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Gwui-Hyun Park, Chul Won Park, Pil Soon Hong, Bo Geon Jeon
  • Patent number: 11737320
    Abstract: A display device comprises: a base layer, islands and bridges, the islands and the bridges disposed on the base layer, the bridges connecting the islands to each other, first wirings disposed on the bridges, pixels disposed on the islands, the first wirings disposed on the bridges, pixels disposed on the islands, the first wirings being connected to the pixels; an inorganic insulating layer disposed on the base layer, the inorganic insulating layer includes an opening exposing the base layer of a bridge region having the bridges; second wirings disposed in the opening; and a first organic insulating layer disposed between the first wirings and the second wirings, where the first wirings and the second wirings are connected to each other through first contact holes formed in the first organic insulating layer.
    Type: Grant
    Filed: April 7, 2020
    Date of Patent: August 22, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Gwui Hyun Park, Pil Soon Hong, Chui Won Park, Hyun Jin Son, Koichi Sugitani, Hyung Bin Cho
  • Publication number: 20230200163
    Abstract: A stretchable display device includes a stretchable substrate including a plurality of island areas that are separated from each other and a hinge area connecting the plurality of island areas, a plurality of display units respectively located in each of the plurality of island areas, a wiring part connecting the plurality of display units and located at the hinge area, and an insulating layer between the stretchable substrate and the plurality of display units. The insulating layer includes an opening overlapping the hinge area.
    Type: Application
    Filed: February 15, 2023
    Publication date: June 22, 2023
    Applicant: Samsung Display Co., Ltd.
    Inventors: Gwui-Hyun PARK, Chul Won PARK, Pil Soon HONG, Bo Geon JEON
  • Publication number: 20230096077
    Abstract: A photosensitive resin composition including a silsesquioxane-based copolymer obtained by copolymerizing a first monomer represented by Chemical Formula 1 (R1—R2—Si (R3)3), a second monomer represented by Chemical Formula 2 ((R4)n—Si(R5)4-n), a third monomer represented by Chemical Formula 3 (Si(R6)4), and a fourth monomer represented by Chemical Formula 4 ((R7)3—Si—R8—Si—(R7)3) are provided.
    Type: Application
    Filed: July 18, 2022
    Publication date: March 30, 2023
    Inventors: Jun Young KIM, GWUI-HYUN PARK, KOICHI SUGITANI, HYE IN KIM, Do Hyuk IM, SAEHEE HAN, PIL SOON HONG, Hwa Young KIM, Do Hyun SEO, Ho Sung CHOI, Sung Goo HAN
  • Patent number: 11594591
    Abstract: A stretchable display device includes a stretchable substrate including a plurality of island areas that are separated from each other and a hinge area connecting the plurality of island areas, a plurality of display units respectively located in each of the plurality of island areas, a wiring part connecting the plurality of display units and located at the hinge area, and an insulating layer between the stretchable substrate and the plurality of display units. The insulating layer includes an opening overlapping the hinge area.
    Type: Grant
    Filed: February 22, 2021
    Date of Patent: February 28, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Gwui-Hyun Park, Chul Won Park, Pil Soon Hong, Bo Geon Jeon
  • Patent number: 11489027
    Abstract: A display apparatus having a display area and a pad area and a method of manufacturing the same, the display apparatus including a base substrate; a thin film transistor on the base substrate in the display area; an insulation layer on the base substrate and the thin film transistor; a conductive pattern layer on the insulation layer, the conductive pattern layer including a pad electrode in the pad area; and a via insulation layer on the insulation layer, exposing an upper surface of the pad electrode, and covering edges of the pad electrode, wherein, in the pad area, the insulation layer includes a groove having a depth, the pad electrode being in the groove.
    Type: Grant
    Filed: September 13, 2019
    Date of Patent: November 1, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Gwui-Hyun Park, Chulwon Park, Pil Soon Hong, Hyunjin Son
  • Publication number: 20220173156
    Abstract: A display device includes a first via layer on a substrate and including trench parts recessed from an upper surface of the first via layer, a first electrode and a second electrode on the first via layer and spaced apart from each other, a second via layer on the first via layer and including first openings partially exposing the first electrode, and a second opening partially exposing the second electrode, light emitting elements in the first openings of the second via layer and extending in a direction, and a third electrode on the second via layer. Each of the light emitting elements includes a first end electrically connected to the first electrode and a second end electrically connected to the third electrode such that the extending direction of the light emitting elements is not parallel to an upper surface of the substrate.
    Type: Application
    Filed: September 14, 2021
    Publication date: June 2, 2022
    Applicant: Samsung Display Co., LTD.
    Inventors: Chul Won PARK, Koichi SUGITANI, Gwui Hyun PARK, Sae Hee HAN, Pil Soon HONG
  • Publication number: 20220130868
    Abstract: A display device and a method of manufacturing a display device are provided. An embodiment of a display device includes a substrate; a first conductive layer disposed on the substrate; a first insulating layer disposed on the first conductive layer; a second conductive layer connected to the first conductive layer through a first contact hole in the first insulating layer; a second insulating layer filling an inside of the first contact hole; and a third insulating layer disposed on the second conductive layer and the second insulating layer. The first insulating layer includes a first region that overlaps the second conductive layer and a second region that does not overlap the second conductive layer, and a top surface of the first region of the first insulating layer is positioned higher than a top surface of the second region of the first insulating layer.
    Type: Application
    Filed: August 9, 2021
    Publication date: April 28, 2022
    Inventors: Koichi SUGITANI, Hye In KIM, Gwui Hyun PARK, Chul Won PARK, Pil Soon HONG
  • Publication number: 20220115489
    Abstract: A display device includes a first light emitting element in a first display area, a first pixel circuit in a first non-display area spaced from the first display area and connected to the first light emitting element, an insulating layer covering the first pixel circuit, a metal wiring on the insulating layer, connected to the first pixel circuit, and extending from the first non-display area to a second non-display area between the first display area and the first non-display area, and a transparent wiring on the insulating layer, connecting the first light emitting element and the metal wiring, and extending from the first display area to a surface of the metal wiring, where a trench is defined in a surface of the insulating layer in the second non-display area, and the metal wiring is in the trench in the second non-display area.
    Type: Application
    Filed: June 24, 2021
    Publication date: April 14, 2022
    Inventors: GWUI-HYUN PARK, KOICHI SUGITANI, HYE IN KIM, CHULWON PARK, PIL SOON HONG
  • Publication number: 20210183988
    Abstract: A stretchable display device includes a stretchable substrate including a plurality of island areas that are separated from each other and a hinge area connecting the plurality of island areas, a plurality of display units respectively located in each of the plurality of island areas, a wiring part connecting the plurality of display units and located at the hinge area, and an insulating layer between the stretchable substrate and the plurality of display units. The insulating layer includes an opening overlapping the hinge area.
    Type: Application
    Filed: February 22, 2021
    Publication date: June 17, 2021
    Applicant: Samsung Display Co., Ltd.
    Inventors: Gwui-Hyun PARK, Chul Won PARK, Pil Soon HONG, Bo Geon JEON