Patents by Inventor Seung-Hwa HA

Seung-Hwa HA 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: 20240231438
    Abstract: A display device includes a display panel to be folded, a panel support supporting a bottom surface of the display panel, and a jig under the panel support, and including a first flat plate frame, a second flat plate frame on one side of the first flat plate frame, and a wing plate fixed to the second flat plate frame to rotate with respect to a rotation axis, wherein a folding axis is on a boundary between the first flat plate frame and the wing plate, and wherein the panel support includes a first flat plate portion overlapping the first flat plate frame, a second flat plate portion overlapping the second flat plate frame, and a grid pattern portion on the wing plate, between the first and second flat plate portions, and extending to the boundary between the first flat plate frame and the wing plate.
    Type: Application
    Filed: June 29, 2023
    Publication date: July 11, 2024
    Inventors: Seung Hwa HA, Sang Wol LEE
  • Publication number: 20240134419
    Abstract: A display device includes a display panel to be folded, a panel support supporting a bottom surface of the display panel, and a jig under the panel support, and including a first flat plate frame, a second flat plate frame on one side of the first flat plate frame, and a wing plate fixed to the second flat plate frame to rotate with respect to a rotation axis, wherein a folding axis is on a boundary between the first flat plate frame and the wing plate, and wherein the panel support includes a first flat plate portion overlapping the first flat plate frame, a second flat plate portion overlapping the second flat plate frame, and a grid pattern portion on the wing plate, between the first and second flat plate portions, and extending to the boundary between the first flat plate frame and the wing plate.
    Type: Application
    Filed: June 28, 2023
    Publication date: April 25, 2024
    Inventors: Seung Hwa HA, Sang Wol LEE
  • Publication number: 20240015908
    Abstract: A support member for a display device includes: a first surface and a second surface opposite to each other; an outer pattern at the first surface, and extending longer in a first direction; and an inner pattern at the second surface, and extending longer in the first direction. The outer pattern and the inner pattern are staggered with each other.
    Type: Application
    Filed: May 22, 2023
    Publication date: January 11, 2024
    Inventors: Seung Hwa HA, Do Youb KIM, Seung-Ho JUNG
  • Patent number: 11849058
    Abstract: A display device includes a first display part, a second display part, and a third display part provided between the first display part and the second display part. One of the first display part and the second display part is transparent, and the other of the first display part and the second display part is opaque. The third display part comprises a transparent part and an opaque part, which are mixed therein, and an area ratio of the transparent part and the opaque part in the third display part is gradually changed.
    Type: Grant
    Filed: October 6, 2021
    Date of Patent: December 19, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventor: Seung Hwa Ha
  • Patent number: 11775008
    Abstract: A foldable display device includes: a display panel; a window disposed on the display panel; and a functional member having an elastic modulus and being disposed between the display panel and the window or at least partially on the window, the functional member including a plurality of first discontinuities having a greater elastic modulus than the elastic modulus of the first functional member.
    Type: Grant
    Filed: February 1, 2021
    Date of Patent: October 3, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Seung Hwa Ha, Sang Jae Kim
  • Patent number: 11729913
    Abstract: A display device includes a display panel including a front surface and a rear surface, a first circuit board electrically connected to a first side of the display panel, a second circuit board electrically connected to a second side opposite to the first side of the display panel, a third circuit board disposed on the rear surface and electrically connected to the first circuit board and the second circuit board, the third circuit board extending in a first direction, and a support plate disposed on the rear surface. The display panel is foldable along a folding line extending in a second direction. The support plate has a first opening extending along the folding line, and an opening pattern near a portion of the first opening. The third circuit board overlaps the portion of the first opening. The opening pattern includes slits and the third circuit board overlaps the slits.
    Type: Grant
    Filed: June 28, 2022
    Date of Patent: August 15, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seung Hwa Ha, Ja Seung Ku, Seung-Ho Jung, In-Woo Jeong
  • Publication number: 20230251729
    Abstract: A display device includes: a display module; a plate on one surface of the display module; and an adhesive layer between the display module and the plate, wherein the plate includes a folding area and a folding peripheral area, the folding area of the plate includes a plurality of grooves, and the adhesive layer overlaps a portion of the folding area.
    Type: Application
    Filed: February 3, 2023
    Publication date: August 10, 2023
    Inventors: Seung Hwa HA, Do Youb KIM, Seung-Ho JUNG
  • Patent number: 11672084
    Abstract: A foldable display device may include a display panel, a window disposed on a first surface of the display panel, a metal plate disposed on a second surface of the display panel opposite to the first surface, and a functional member disposed between the display panel and the metal plate, the functional member including a first functional layer in which a plurality of holes are formed and a filler filling each of the holes. An elastic modulus of the filler may be greater than an elastic modulus of the first functional layer.
    Type: Grant
    Filed: February 4, 2021
    Date of Patent: June 6, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Seung Hwa Ha, Sang Jae Kim, Seung-Ho Jung
  • Patent number: 11662864
    Abstract: A display device includes a first non-folding area and a second non-folding area, a display panel disposed in the first non-folding area and the second non-folding area, a leveling layer on the display panel in the first non-folding area, a protection window on the leveling layer in the first non-folding area, and a transmission control layer on the display panel in the second non-folding area. A thickness of the transmission control layer is substantially equal to a sum of a thickness of the leveling layer and a thickness of the protection window.
    Type: Grant
    Filed: July 28, 2020
    Date of Patent: May 30, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jin Seo, Seung Hwa Ha, Se Yoon Oh, Jong Hwan Lee, Min Jae Jeong
  • Publication number: 20230105445
    Abstract: A display device includes: a display panel having an upper surface to display an image and a lower surface; a first support and a second support disposed on the lower surface of the display panel; a first hinge connecting a side of the first support and a side of the second support and defining a first axis; a cover disposed on another side of the second support; and a second hinge connecting another side of the second support and a side of the cover and defining a second axis substantially parallel to the first axis, wherein the cover comprises a transparent material and a recess disposed on the side connected to the second hinge member.
    Type: Application
    Filed: December 11, 2022
    Publication date: April 6, 2023
    Inventors: Seung Hwa HA, SeungHo JUNG, InWoo JEONG
  • Patent number: 11576268
    Abstract: A display device, including a folding region, and first and second non-folding regions at opposing sides of the folding region, includes: a display module; a support member on the display module; and a bonding layer between the display module and the support member. The support member includes a first support member in the first non-folding region and a part of the folding region, and a second support member in the second non-folding region and a part of the folding region. The bonding layer is over the folding region and the first and second non-folding regions. The bonding layer includes first to third portions in the first non-folding region, in the second non-folding region, and in the folding region, respectively. Adhesive force of the first portion to the support member is less than adhesive force of the second portion to the first support member or the second support member.
    Type: Grant
    Filed: June 15, 2020
    Date of Patent: February 7, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sang Hyo Park, Han Sun Ryou, Seung Hwa Ha, Min Sung Kim, Hyo Yul Yoon
  • Patent number: 11527736
    Abstract: A display device includes: a display panel having an upper surface to display an image and a lower surface; a first support and a second support disposed on the lower surface of the display panel; a first hinge connecting a side of the first support and a side of the second support and defining a first axis; a cover disposed on another side of the second support; and a second hinge connecting another side of the second support and a side of the cover and defining a second axis substantially parallel to the first axis, wherein the cover comprises a transparent material and a recess disposed on the side connected to the second hinge member.
    Type: Grant
    Filed: January 11, 2021
    Date of Patent: December 13, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Seung Hwa Ha, Seung Ho Jung, In Woo Jeong
  • Publication number: 20220338351
    Abstract: A display device includes a display panel including a front surface and a rear surface, a first circuit board electrically connected to a first side of the display panel, a second circuit board electrically connected to a second side opposite to the first side of the display panel, a third circuit board disposed on the rear surface and electrically connected to the first circuit board and the second circuit board, the third circuit board extending in a first direction, and a support plate disposed on the rear surface. The display panel is foldable along a folding line extending in a second direction. The support plate has a first opening extending along the folding line, and an opening pattern near a portion of the first opening. The third circuit board overlaps the portion of the first opening. The opening pattern includes slits and the third circuit board overlaps the slits.
    Type: Application
    Filed: June 28, 2022
    Publication date: October 20, 2022
    Inventors: Seung Hwa HA, Ja Seung KU, Seung-Ho JUNG, In-Woo JEONG
  • Patent number: 11436854
    Abstract: A display device includes a display panel disposed in a first non-folding region, a second non-folding region, and a folding region located between the first and second non-folding regions. The display device further includes first and second buffer members disposed on one surface of the display panel in the first and second non-folding regions, respectively, and a metal layer disposed in the first non-folding region, the second non-folding region, and the folding region on one surface of the first buffer member and one surface of the second buffer member. The display device further includes a fingerprint sensor disposed on the metal layer. The first and second buffer members are separated with the folding region therebetween. The metal layer includes first, second, and third metal portions located in the first non-folding region, the second non-folding region, and the folding region, respectively. The fingerprint sensor is attached to the third metal portion.
    Type: Grant
    Filed: July 26, 2021
    Date of Patent: September 6, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seung Hwa Ha, Ja Seung Ku, Seung Ho Jung
  • Patent number: 11412614
    Abstract: A display device includes a display panel including a front surface and a rear surface, a first circuit board electrically connected to a first side of the display panel, a second circuit board electrically connected to a second side opposite to the first side of the display panel, a third circuit board disposed on the rear surface and electrically connected to the first circuit board and the second circuit board, the third circuit board extending in a first direction, and a support plate disposed on the rear surface. The display panel is foldable along a folding line extending in a second direction. The support plate has a first opening extending along the folding line, and an opening pattern near a portion of the first opening. The third circuit board overlaps the portion of the first opening. The opening pattern includes slits and the third circuit board overlaps the slits.
    Type: Grant
    Filed: July 30, 2020
    Date of Patent: August 9, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seung Hwa Ha, Ja Seung Ku, Seung-Ho Jung, In-Woo Jeong
  • Patent number: 11288986
    Abstract: A support film for a display device to support a display panel of the display device including a first region having a first thickness and a second region having a second thickness less than the first thickness, a groove formed in the second region, and a reinforcing layer formed in the groove.
    Type: Grant
    Filed: December 3, 2018
    Date of Patent: March 29, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Seung-Hwa Ha, Jung Hun Lee, Kyu Young Kim
  • Publication number: 20220030097
    Abstract: A display device includes a first display part, a second display part, and a third display part provided between the first display part and the second display part. One of the first display part and the second display part is transparent, and the other of the first display part and the second display part is opaque. The third display part comprises a transparent part and an opaque part, which are mixed therein, and an area ratio of the transparent part and the opaque part in the third display part is gradually changed.
    Type: Application
    Filed: October 6, 2021
    Publication date: January 27, 2022
    Inventor: Seung Hwa HA
  • Patent number: 11217636
    Abstract: A display device includes a display module. An impact absorption layer is disposed under the display module and includes a first opening exposing a lower surface of the display module. A rigid plate is disposed under the impact absorption layer. A sensor is disposed between the display module and the rigid plate within the first opening and is coupled to an upper surface of the rigid plate. A support member is disposed between the impact absorption layer and the sensor within the first opening, and contacts the display module and the rigid plate.
    Type: Grant
    Filed: March 26, 2020
    Date of Patent: January 4, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Seung Hwa Ha, Seung Ho Jung
  • Publication number: 20210349497
    Abstract: A display device includes a display panel disposed in a first non-folding region, a second non-folding region, and a folding region located between the first and second non-folding regions. The display device further includes first and second buffer members disposed on one surface of the display panel in the first and second non-folding regions, respectively, and a metal layer disposed in the first non-folding region, the second non-folding region, and the folding region on one surface of the first buffer member and one surface of the second buffer member. The display device further includes a fingerprint sensor disposed on the metal layer. The first and second buffer members are separated with the folding region therebetween. The metal layer includes first, second, and third metal portions located in the first non-folding region, the second non-folding region, and the folding region, respectively. The fingerprint sensor is attached to the third metal portion.
    Type: Application
    Filed: July 26, 2021
    Publication date: November 11, 2021
    Inventors: Seung Hwa HA, Ja Seung Ku, Seung Ho Jung
  • Patent number: 11158834
    Abstract: A display device includes a first display part, a second display part, and a third display part provided between the first display part and the second display part. One of the first display part and the second display part is transparent, and the other of the first display part and the second display part is opaque. The third display part comprises a transparent part and an opaque part, which are mixed therein, and an area ratio of the transparent part and the opaque part in the third display part is gradually changed.
    Type: Grant
    Filed: November 18, 2019
    Date of Patent: October 26, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventor: Seung Hwa Ha