Patents by Inventor Sung-Sang Ahn

Sung-Sang Ahn 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: 11107373
    Abstract: A flexible display device according to an exemplary embodiment includes: a display panel having a display area and a driving area, wherein a signal control chip controlling the display panel is mounted on the driving area; a first base film part disposed under the display area and including a metal layer; and a second base film part disposed under the driving area and formed to be transparent.
    Type: Grant
    Filed: December 4, 2018
    Date of Patent: August 31, 2021
    Inventors: Seung-Hwa Ha, Sung Sang Ahn, Jung Hun Lee, Kyu Young Kim
  • Patent number: 11029732
    Abstract: A display device includes: a display panel; a first frame to which a first end of the display panel is fixed; and a second frame connected to the first frame, wherein the second frame is moveable in a first direction or a second direction that is opposite to the first direction with respect to the first frame. A second end of the display panel is in a moveable floating state guided by the second frame. The area of an externally exposed surface of the display panel is widened when the second frame is moved in the first direction, and is narrowed when the second frame is moved in the second direction.
    Type: Grant
    Filed: July 22, 2019
    Date of Patent: June 8, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventor: Sung Sang Ahn
  • Publication number: 20200209923
    Abstract: A display device includes: a display panel; a first frame to which a first end of the display panel is fixed; and a second frame connected to the first frame, wherein the second frame is moveable in a first direction or a second direction that is opposite to the first direction with respect to the first frame. A second end of the display panel is in a moveable floating state guided by the second frame. The area of an externally exposed surface of the display panel is widened when the second frame is moved in the first direction, and is narrowed when the second frame is moved in the second direction.
    Type: Application
    Filed: July 22, 2019
    Publication date: July 2, 2020
    Inventor: SUNG SANG AHN
  • Patent number: 10686028
    Abstract: A display device according to an exemplary embodiment includes a display panel including a bending portion, and a folding unit supporting the display panel, the display device being capable of being in-folded and out-folded. The folding unit includes: a first supporting plate including a first supporting portion; a second supporting plate including a second supporting portion spaced apart from the first supporting portion; a first elastic member including a first wing portion protruded from the first supporting portion; and a second elastic member including a second wing portion protruded from the second supporting portion. The bending portion includes a first portion attached to the first wing portion and a second portion attached to the second wing portion.
    Type: Grant
    Filed: January 9, 2019
    Date of Patent: June 16, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sung Sang Ahn, Seung-Hwa Ha
  • Publication number: 20200061972
    Abstract: A display device includes: a display panel including a flexible substrate; and the display panel including the flexible substrate disposed on a base film. The base film on which the display panel including the flexible substrate is disposed includes: a first polymer layer and a second polymer layer each having a multilayered structure, and a metal layer disposed between the first polymer layer and the second polymer layer.
    Type: Application
    Filed: June 18, 2019
    Publication date: February 27, 2020
    Inventors: Seung-Hwa HA, Sung Sang AHN, Jung Hun LEE, Kyu Young KIM
  • Patent number: 10374177
    Abstract: The organic light emitting diode display may comprise a cover window including a display region and a non-display region that surrounds the display region; a flexible substrate arranged on a lower portion of the cover window, and including a first region that is spaced apart from the cover window and a second region that extends from the first region toward the cover window; and an adhesive layer arranged between the cover window and the flexible substrate to make the cover window and the flexible substrate adhere to each other.
    Type: Grant
    Filed: August 28, 2018
    Date of Patent: August 6, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sung Sang Ahn, Chang Min Park, Sang Wol Lee, Gyeong Ho Jeong
  • Publication number: 20190237532
    Abstract: A display device according to an exemplary embodiment includes a display panel including a bending portion, and a folding unit supporting the display panel, the display device being capable of being in-folded and out-folded. The folding unit includes: a first supporting plate including a first supporting portion; a second supporting plate including a second supporting portion spaced apart from the first supporting portion; a first elastic member including a first wing portion protruded from the first supporting portion; and a second elastic member including a second wing portion protruded from the second supporting portion. The bending portion includes a first portion attached to the first wing portion and a second portion attached to the second wing portion.
    Type: Application
    Filed: January 9, 2019
    Publication date: August 1, 2019
    Inventors: Sung Sang AHN, Seung-Hwa Ha
  • Publication number: 20190213925
    Abstract: A flexible display device according to an exemplary embodiment includes: a display panel having a display area and a driving area, wherein a signal control chip controlling the display panel is mounted on the driving area; a first base film part disposed under the display area and including a metal layer; and a second base film part disposed under the driving area and formed to be transparent.
    Type: Application
    Filed: December 4, 2018
    Publication date: July 11, 2019
    Inventors: Seung-Hwa HA, Sung Sang AHN, Jung Hun LEE, Kyu Young KIM
  • Publication number: 20180366665
    Abstract: The organic light emitting diode display may comprise a cover window including a display region and a non-display region that surrounds the display region; a flexible substrate arranged on a lower portion of the cover window, and including a first region that is spaced apart from the cover window and a second region that extends from the first region toward the cover window; and an adhesive layer arranged between the cover window and the flexible substrate to make the cover window and the flexible substrate adhere to each other.
    Type: Application
    Filed: August 28, 2018
    Publication date: December 20, 2018
    Inventors: Sung Sang AHN, Chang Min PARK, Sang Wol LEE, Gyeong Ho JEONG
  • Patent number: 10090478
    Abstract: The organic light emitting diode display may comprise a cover window including a display region and a non-display region that surrounds the display region; a flexible substrate arranged on a lower portion of the cover window, and including a first region that is spaced apart from the cover window and a second region that extends from the first region toward the cover window; and an adhesive layer arranged between the cover window and the flexible substrate to make the cover window and the flexible substrate adhere to each other.
    Type: Grant
    Filed: January 26, 2015
    Date of Patent: October 2, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sung Sang Ahn, Chang Min Park, Sang Wol Lee, Gyeong Ho Jeong
  • Patent number: 10011100
    Abstract: A slit nozzle includes: a first head, a second head facing the first head; and a plurality of cores located between the first head and the second head, wherein the plurality of cores includes: a first core and a third core for coating a coating solution; and a second core located between the first core and the third core so that coating of the coating solution via the first core and the third core is achieved at different instants of time.
    Type: Grant
    Filed: December 10, 2013
    Date of Patent: July 3, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jun-Ho Kwack, Sung-Sang Ahn, Young-Sik Kim
  • Patent number: 10013028
    Abstract: A foldable display device includes a flexible display panel including a first plane region, a second plane region, and a folding region positioned between the first plane region and the second plane region, a window on the flexible display panel, the window including an excess region that does not overlap the flexible display panel in at least one plane region direction of the first plane region and the second plane region based on the folding region while covering the flexible display panel, and a deformation preventing sheet overlapping the excess region of the window.
    Type: Grant
    Filed: May 30, 2017
    Date of Patent: July 3, 2018
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventor: Sung Sang Ahn
  • Publication number: 20170357289
    Abstract: A foldable display device includes a flexible display panel including a first plane region, a second plane region, and a folding region positioned between the first plane region and the second plane region, a window on the flexible display panel, the window including an excess region that does not overlap the flexible display panel in at least one plane region direction of the first plane region and the second plane region based on the folding region while covering the flexible display panel, and a deformation preventing sheet overlapping the excess region of the window.
    Type: Application
    Filed: May 30, 2017
    Publication date: December 14, 2017
    Inventor: Sung Sang AHN
  • Patent number: 9781826
    Abstract: A foldable display is disclosed. In one aspect, the display includes a flexible display panel including a folding region at which the flexible display panel is configured to be folded and a rigid plane region. The display further includes a heat dissipation sheet attached to one side of the plane region and configured to dissipate heat generated by the flexible display panel. The heat dissipation sheet is not attached to the folding region.
    Type: Grant
    Filed: August 12, 2015
    Date of Patent: October 3, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Gyeong Ho Jeong, Chang Min Park, Sung Sang Ahn, Sang Wol Lee
  • Patent number: 9681538
    Abstract: A flexible display is disclosed. In one aspect, the flexible display includes a flexible display panel including: a first flat portion, a bending portion connected to the first flat portion, and a second flat portion connected to the bending portion and opposing the first flat portion. The flexible display also includes a guide member fixed to the flexible display panel and arranged between the first and second flat portions and a housing supporting the flexible display panel and the guide member and arranged between the first and second flat portions. The flexible display further comprises a sliding member connected to the housing and the guide member and configured to move the second flat portion by substantially the same distance as and in an opposite direction to the first flat portion when the first flat portion is moved.
    Type: Grant
    Filed: May 12, 2015
    Date of Patent: June 13, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventor: Sung Sang Ahn
  • Patent number: 9580949
    Abstract: An apparatus for supporting a display panel is disclosed. In one aspect, the apparatus includes first and second support portions configured to support a display panel and respectively rotatable based on first and second rotation axes substantially parallel to each other. The apparatus also includes a first connecting portion positioned on the first rotation shaft and fixedly combined to one side of the first support portion and a second connecting portion positioned on the second rotation shaft and fixedly combined to one side of the second support portion. The apparatus further includes a spacer maintaining a constant distance between the first and second rotation axes, wherein the spacer is penetrated by the first and second connecting portions such that the first and second connecting portions are rotatable and a link member rotatably combined to one side of the first connecting portion and one side of the second connecting portion.
    Type: Grant
    Filed: November 4, 2015
    Date of Patent: February 28, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventor: Sung Sang Ahn
  • Patent number: 9535452
    Abstract: A foldable display device includes a flexible display panel including a bendable area and flat areas on both sides of the bendable area, and a lower case housing the flexible display panel and including a hinge corresponding to the bendable area and including a first rotation point connected to a first link having a first radius of rotation and a second rotation point connected to a second link having a second radius of rotation, the second radius of rotation being different from the first radius of rotation, and supports on both sides of the hinge and corresponding to the flat areas, wherein the first link has an end connected to the first rotation point and a first guide opening connected to each of the supports, and the second link has a first end connected to the second rotation point and a second end engaging the first guide opening.
    Type: Grant
    Filed: August 20, 2015
    Date of Patent: January 3, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventor: Sung Sang Ahn
  • Patent number: D811393
    Type: Grant
    Filed: December 28, 2016
    Date of Patent: February 27, 2018
    Assignees: Samsung Display Co., Ltd., Auracom Display Co., Ltd.
    Inventors: Sung Sang Ahn, Hyun-min Park
  • Patent number: D861625
    Type: Grant
    Filed: April 11, 2018
    Date of Patent: October 1, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sung Sang Ahn, Chang Min Park, Sang Wol Lee
  • Patent number: D864953
    Type: Grant
    Filed: January 3, 2018
    Date of Patent: October 29, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventor: Sung Sang Ahn