Patents by Inventor Hun-Tae Kim

Hun-Tae 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: 20240152188
    Abstract: A display device includes a display module including a first non-folding region, a folding region, and a second non-folding region arranged in a first direction, a first support plate disposed on the display module, a second support plate disposed on the first support plate, a heat dissipation layer disposed between the first and second support plates, and including a bending portion overlapping the folding region, a first adhesive layer disposed between the first support plate and the heat dissipation layer, and a second adhesive layer disposed between the second support plate and the heat dissipation layer. An opening defined in each of the first and second adhesive layers has a width greater than a width of the bending portion of the heat dissipation layer in a portion overlapping the folding region.
    Type: Application
    Filed: January 21, 2024
    Publication date: May 9, 2024
    Inventors: HUN-TAE KIM, JINHYOUNG KIM, DONGHO YOON, GYUMDONG BAE
  • Publication number: 20240064221
    Abstract: A display device according to an embodiment includes: a display panel; a first flexible printed circuit board electrically connected to the display panel; and a protective film attached to the first flexible printed circuit board, wherein the protective film includes: a cover layer; a support layer disposed between the cover layer and the first flexible printed circuit board; a first adhesive layer attaching the cover layer and the support layer; and a second adhesive layer attaching the support layer to the first flexible printed circuit board and including a first adhesive portion and a second adhesive portion having different adhesive forces.
    Type: Application
    Filed: May 4, 2023
    Publication date: February 22, 2024
    Applicant: Samsung Display Co., LTD.
    Inventors: Hun-Tae KIM, JAE-YONG KWON, Sang Hyeok KIM, Jae Chun PARK, Dong-Hun JUNG
  • Patent number: 11907031
    Abstract: A display device includes a display module including a first non-folding region, a folding region, and a second non-folding region arranged in a first direction, a first support plate disposed on the display module, a second support plate disposed on the first support plate, a heat dissipation layer disposed between the first and second support plates, and including a bending portion overlapping the folding region, a first adhesive layer disposed between the first support plate and the heat dissipation layer, and a second adhesive layer disposed between the second support plate and the heat dissipation layer. An opening defined in each of the first and second adhesive layers has a width greater than a width of the bending portion of the heat dissipation layer in a portion overlapping the folding region.
    Type: Grant
    Filed: February 11, 2022
    Date of Patent: February 20, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hun-Tae Kim, Jinhyoung Kim, Dongho Yoon, Gyumdong Bae
  • Patent number: 11910581
    Abstract: A display device includes a display panel including a first non-folding region, a folding region, and a second non-folding region sequentially arranged along a first direction, a first plate disposed under the display panel, a heat dissipation layer disposed under the first plate, and a first adhesive layer disposed between the first plate and the heat dissipation layer. The first adhesive layer includes a first sub adhesive layer overlapping the first non-folding region, and a second sub adhesive layer overlapping the second non-folding region, the first sub adhesive layer and the second sub adhesive layer are spaced apart from each other in the first direction, and a width of a first gap by which the first sub adhesive layer and the second sub adhesive layer are spaced apart is in a range of about 9 millimeters (mm) to about 12 mm.
    Type: Grant
    Filed: March 11, 2022
    Date of Patent: February 20, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jinhyoung Kim, Hun-Tae Kim, Dongho Yoon
  • Patent number: 11901314
    Abstract: An electronic device includes a display module including a display panel including a first area in which a pixel is disposed, a second area adjacent to the first area and bent with respect to an imaginary axis, a data line connected to the pixel, and a first line insulated from the pixel, an optical film, and a bending cover layer and a window module including a glass substrate and a window protective layer including a cover portion disposed on the glass substrate and a protrusion portion protruding from the cover portion. An end of the optical film and an end of the bending cover layer, which faces the end of the optical film, defines a separation area, the data line and the first line overlap the separation area when viewed in a plane, and the protrusion portion overlaps the first line in the separation area when viewed in a plane.
    Type: Grant
    Filed: March 16, 2022
    Date of Patent: February 13, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventor: Hun-Tae Kim
  • Publication number: 20230284492
    Abstract: A display device includes a display panel including a display pad and a circuit board including a connection pad including first, second, and third pads, a cover layer, and a base layer, and a connection member between the display panel and the circuit board and electrically connecting the display pad and the connection pad. The first pad is between the connection member and the base layer and is on a first surface of the base layer, the second pad is on a second surface of the base layer, the third pad is spaced apart from the first pad and is on the first surface of the base layer, the cover layer is between the first pad and the third pad and is on the first surface of the base layer, and the first, second, and third pads are electrically connected to each other.
    Type: Application
    Filed: March 3, 2023
    Publication date: September 7, 2023
    Applicant: Samsung Display Co., LTD.
    Inventor: Hun Tae KIM
  • Publication number: 20230245606
    Abstract: A display module includes a display panel, a main circuit board, a bridge circuit board, and a compensator. The main circuit board includes a first circuit board that includes a main portion connected to the display panel and a protruding portion that protrudes from the main portion, and a first connector disposed in the protruding portion. The bridge circuit board includes a second circuit board that at least partially overlaps the first circuit board and a second connector disposed in the second circuit board and is coupled to the first connector. A separation space is formed between the first circuit board and the second circuit board, the separation space is located at one side of the coupled first connector and the second connector, and the compensator at least partially overlaps the separation space.
    Type: Application
    Filed: January 10, 2023
    Publication date: August 3, 2023
    Inventors: HUN-TAE KIM, TAE-WOUNG BYUN
  • Publication number: 20230226804
    Abstract: A release film includes a first release film disposed on a printed circuit board and a connector that is connected to the printed circuit board. The first release film comprises a fixing portion having a shape extending in one direction. A second release film is disposed under the printed circuit board. The second release film includes an incision portion. The fixing portion extends into the incision portion.
    Type: Application
    Filed: January 13, 2023
    Publication date: July 20, 2023
    Inventors: HUN-TAE KIM, Kyunghoon Kim, Gyumdong Bae
  • Publication number: 20230229250
    Abstract: A display apparatus includes a substrate including a display area and a non-display area, a display element layer, a pad group, a touch electrode layer, and a touch insulation layer. The display element layer includes display elements disposed in the display area. The pad group is disposed on the substrate and includes output pads disposed in the non-display area. The output pads include central output pads and outer output pads disposed outside the central output pads in a first direction. The touch electrode layer is disposed on the display element layer. The touch insulation layer is disposed on the display element layer and contacts the touch electrode layer. A groove pattern is defined in the touch insulation layer overlapping the non-display area, and does not overlap at least a predetermined number of the outer output pads in a second direction.
    Type: Application
    Filed: March 22, 2023
    Publication date: July 20, 2023
    Inventors: Bo-youl SHIM, Joonsam KIM, Hun-tae KIM, Wuhyeon JUNG
  • Patent number: 11650683
    Abstract: A display apparatus includes a substrate including a display area and a non-display area, a display element layer, a pad group, a touch electrode layer, and a touch insulation layer. The display element layer includes display elements disposed in the display area. The pad group is disposed on the substrate and includes output pads disposed in the non-display area. The output pads include central output pads and outer output pads disposed outside the central output pads in a first direction. The touch electrode layer is disposed on the display element layer. The touch insulation layer is disposed on the display element layer and contacts the touch electrode layer. A groove pattern is defined in the touch insulation layer overlapping the non-display area, and does not overlap at least a predetermined number of the outer output pads in a second direction.
    Type: Grant
    Filed: October 25, 2021
    Date of Patent: May 16, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Bo-youl Shim, Joonsam Kim, Hun-tae Kim, Wuhyeon Jung
  • Publication number: 20220374058
    Abstract: A display device includes a display module including a first non-folding region, a folding region, and a second non-folding region arranged in a first direction, a first support plate disposed on the display module, a second support plate disposed on the first support plate, a heat dissipation layer disposed between the first and second support plates, and including a bending portion overlapping the folding region, a first adhesive layer disposed between the first support plate and the heat dissipation layer, and a second adhesive layer disposed between the second support plate and the heat dissipation layer. An opening defined in each of the first and second adhesive layers has a width greater than a width of the bending portion of the heat dissipation layer in a portion overlapping the folding region.
    Type: Application
    Filed: February 11, 2022
    Publication date: November 24, 2022
    Inventors: HUN-TAE KIM, JINHYOUNG KIM, DONGHO YOON, GYUMDONG BAE
  • Publication number: 20220377949
    Abstract: A display device includes a display panel including a first non-folding region, a folding region, and a second non-folding region sequentially arranged along a first direction, a first plate disposed under the display panel, a heat dissipation layer disposed under the first plate, and a first adhesive layer disposed between the first plate and the heat dissipation layer. The first adhesive layer includes a first sub adhesive layer overlapping the first non-folding region, and a second sub adhesive layer overlapping the second non-folding region, the first sub adhesive layer and the second sub adhesive layer are spaced apart from each other in the first direction, and a width of a first gap by which the first sub adhesive layer and the second sub adhesive layer are spaced apart is in a range of about 9 millimeters (mm) to about 12 mm.
    Type: Application
    Filed: March 11, 2022
    Publication date: November 24, 2022
    Inventors: JINHYOUNG KIM, HUN-TAE KIM, DONGHO YOON
  • Publication number: 20220374047
    Abstract: A display device includes a display panel including a folding region at which the display panel is foldable, and in order from the display panel a first plate facing the display panel and including a lower surface furthest from the display panel, a heat dissipation layer facing the first plate, and a second plate facing the heat dissipation layer, the second plate defining a first opening which exposes the lower surface of the first plate to outside the second plate.
    Type: Application
    Filed: February 23, 2022
    Publication date: November 24, 2022
    Inventors: HUN-TAE KIM, JINHYOUNG KIM, DONGHO YOON
  • Publication number: 20220375880
    Abstract: An electronic device includes a display module including a display panel including a first area in which a pixel is disposed, a second area adjacent to the first area and bent with respect to an imaginary axis, a data line connected to the pixel, and a first line insulated from the pixel, an optical film, and a bending cover layer and a window module including a glass substrate and a window protective layer including a cover portion disposed on the glass substrate and a protrusion portion protruding from the cover portion. An end of the optical film and an end of the bending cover layer, which faces the end of the optical film, defines a separation area, the data line and the first line overlap the separation area when viewed in a plane, and the protrusion portion overlaps the first line in the separation area when viewed in a plane.
    Type: Application
    Filed: March 16, 2022
    Publication date: November 24, 2022
    Inventor: HUN-TAE KIM
  • Publication number: 20220377922
    Abstract: A display device includes a display module, on which a display area and a non-display area are defined, and a window module disposed on the display module. The window module includes a first window, a second window disposed under the first window, and a bezel pattern overlapping the non-display area. When viewed from a plan view in a thickness direction of the display device, at least a portion of an edge of the second window does not overlap the bezel pattern.
    Type: Application
    Filed: May 5, 2022
    Publication date: November 24, 2022
    Inventors: DONGHO YOON, HUN-TAE KIM, HYEYOUNG NAM
  • Publication number: 20220377908
    Abstract: A release film on a printed circuit board and a connector connected to the printed circuit board includes a first release film disposed on a first surface of the printed circuit board and a surface of the connector, a second release film disposed on a second surface of the printed circuit board opposite to the first surface of the printed circuit board, and a first adhesive attached to a portion of a surface of the first release film that does not overlap the second release film, extending towards the second release film and covering a portion of a surface of the second release film that does not face the first release film.
    Type: Application
    Filed: March 4, 2022
    Publication date: November 24, 2022
    Inventors: HUN-TAE KIM, GYUMDONG BAE, DONGHO YOON
  • Publication number: 20220043527
    Abstract: A display apparatus includes a substrate including a display area and a non-display area, a display element layer, a pad group, a touch electrode layer, and a touch insulation layer. The display element layer includes display elements disposed in the display area. The pad group is disposed on the substrate and includes output pads disposed in the non-display area. The output pads include central output pads and outer output pads disposed outside the central output pads in a first direction. The touch electrode layer is disposed on the display element layer. The touch insulation layer is disposed on the display element layer and contacts the touch electrode layer. A groove pattern is defined in the touch insulation layer overlapping the non-display area, and does not overlap at least a predetermined number of the outer output pads in a second direction.
    Type: Application
    Filed: October 25, 2021
    Publication date: February 10, 2022
    Inventors: Bo-youl SHIM, Joonsam KIM, Hun-tae KIM, Wuhyeon JUNG
  • Patent number: 11157105
    Abstract: A display apparatus includes a substrate including a display area and a non-display area, a display element layer, a pad group, a touch electrode layer, and a touch insulation layer. The display element layer includes display elements disposed in the display area. The pad group is disposed on the substrate and includes output pads disposed in the non-display area. The output pads include central output pads and outer output pads disposed outside the central output pads in a first direction. The touch electrode layer is disposed on the display element layer. The touch insulation layer is disposed on the display element layer and contacts the touch electrode layer. A groove pattern is defined in the touch insulation layer overlapping the non-display area, and does not overlap at least a predetermined number of the outer output pads in a second direction.
    Type: Grant
    Filed: August 5, 2020
    Date of Patent: October 26, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Bo-youl Shim, Joonsam Kim, Hun-tae Kim, Wuhyeon Jung
  • Patent number: 10948789
    Abstract: A display apparatus includes pixel areas and a light blocking area between the pixel areas. The display apparatus includes a first base substrate, a thin film transistor, and first, second, and third color filters. The first color filter has a first color, the second color filter has a second color different from the first color, and the third color filter has a third color different from the first and second colors. In the light blocking area, the thin film transistor, the first color filter, and the third color filter at least partially overlap each other. The second color filter in at least one pixel area is connected to an adjacent second color filter disposed in an adjacent pixel area by a bridge portion, and the bridge portion is formed of the same material as the second color filter and is disposed in the light blocking area.
    Type: Grant
    Filed: January 11, 2018
    Date of Patent: March 16, 2021
    Inventors: Minwook Park, Jiwon Sohn, Hun-Tae Kim, Kyung-Ho Park, Yunseok Lee, Jinsu Lee
  • Publication number: 20200363895
    Abstract: A display apparatus includes a substrate including a display area and a non-display area, a display element layer, a pad group, a touch electrode layer, and a touch insulation layer. The display element layer includes display elements disposed in the display area. The pad group is disposed on the substrate and includes output pads disposed in the non-display area. The output pads include central output pads and outer output pads disposed outside the central output pads in a first direction. The touch electrode layer is disposed on the display element layer. The touch insulation layer is disposed on the display element layer and contacts the touch electrode layer. A groove pattern is defined in the touch insulation layer overlapping the non-display area, and does not overlap at least a predetermined number of the outer output pads in a second direction.
    Type: Application
    Filed: August 5, 2020
    Publication date: November 19, 2020
    Inventors: Bo-youl SHIM, Joonsam KIM, Hun-tae KIM, Wuhyeon JUNG