Patents by Inventor Jun-Ho Kwack

Jun-Ho Kwack 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: 11019743
    Abstract: A display device includes: a display panel which is curved and displays an image; a cover window which is disposed on a front surface of the display panel at which the image is displayed; and a cover panel which is curved and disposed on a curved back surface of the display panel opposite to the front surface thereof. The cover panel is defined by a flat cover panel which is curved by attachment thereof to the curved back surface of the display panel, and the flat cover panel which is curved to define the cover panel includes a cutout portion therein recessed from an outer edge of the flat cover panel toward a center of the flat cover panel.
    Type: Grant
    Filed: January 10, 2019
    Date of Patent: May 25, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hyun Woo Choi, Jun Ho Kwack, Ji Yun Bang, Jae Young Sim
  • Patent number: 10847406
    Abstract: An apparatus for manufacturing a display device includes a first jig including a first side, the first side having a concave groove for receiving a cover window, wherein the cover window includes a first planar portion, a first curved portion and a second curved portion, wherein the first and second curved portions are disposed at opposite ends of the first planar portion in a first direction, a second jig including a planar side for receiving a display panel, wherein when the second jig is moved in a second direction crossing the first direction with the display panel on the planar side, the display panel is disposed between the first and second curved portions of the cover window, and a pair of third jigs for supporting the first and second curved portions of the cover window.
    Type: Grant
    Filed: January 20, 2020
    Date of Patent: November 24, 2020
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Yang Han Son, Jun Ho Kwack, Se Hun Park, Young Kuil Joo
  • Patent number: 10671123
    Abstract: A structure for a display device and a display device are provided. A structure for a display device includes a surface of which at least a portion thereof is not flat, and another surface that is flat. A display device includes: a display panel; and a structure contacting the display panel, and at least some of a first surface of the display panel may have a first curved shape, the structure may have a second surface contacting the first surface of the display panel, at least a portion of the second surface of the structure may have a second curved shape, and the structure may include a third surface that is opposite the second surface and is flat, and a driver is attached and fixed to the flat third surface of the structure.
    Type: Grant
    Filed: July 10, 2018
    Date of Patent: June 2, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ji Yun Bang, Jun Ho Kwack, Jae Young Sim, Hyun-Woo Choi
  • Publication number: 20200152501
    Abstract: An apparatus for manufacturing a display device includes a first jig including a first side, the first side having a concave groove for receiving a cover window, wherein the cover window includes a first planar portion, a first curved portion and a second curved portion, wherein the first and second curved portions are disposed at opposite ends of the first planar portion in a first direction, a second jig including a planar side for receiving a display panel, wherein when the second jig is moved in a second direction crossing the first direction with the display panel on the planar side, the display panel is disposed between the first and second curved portions of the cover window, and a pair of third jigs for supporting the first and second curved portions of the cover window.
    Type: Application
    Filed: January 20, 2020
    Publication date: May 14, 2020
    Inventors: Yang Han SON, Jun Ho KWACK, Se Hun PARK, Young Kuil JOO
  • Patent number: 10559489
    Abstract: An apparatus for manufacturing a display device includes a first jig including a first side, the first side having a concave groove for receiving a cover window, wherein the cover window includes a first planar portion, a first curved portion and a second curved portion, wherein the first and second curved portions are disposed at opposite ends of the first planar portion in a first direction, a second jig including a planar side for receiving a display panel, wherein when the second jig is moved in a second direction crossing the first direction with the display panel on the planar side, the display panel is disposed between the first and second curved portions of the cover window, and a pair of third jigs for supporting the first and second curved portions of the cover window.
    Type: Grant
    Filed: March 10, 2017
    Date of Patent: February 11, 2020
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Yang Han Son, Jun Ho Kwack, Se Hun Park, Young Kuil Joo
  • Publication number: 20190215976
    Abstract: A display device includes: a display panel which is curved and displays an image; a cover window which is disposed on a front surface of the display panel at which the image is displayed; and a cover panel which is curved and disposed on a curved back surface of the display panel opposite to the front surface thereof. The cover panel is defined by a flat cover panel which is curved by attachment thereof to the curved back surface of the display panel, and the flat cover panel which is curved to define the cover panel includes a cutout portion therein recessed from an outer edge of the flat cover panel toward a center of the flat cover panel.
    Type: Application
    Filed: January 10, 2019
    Publication date: July 11, 2019
    Inventors: Hyun Woo CHOI, Jun Ho KWACK, Ji Yun BANG, Jae Young SIM
  • Patent number: 10335981
    Abstract: A display apparatus includes a first substrate including a display region and a peripheral region, where the peripheral region surrounds the display region, a second substrate disposed opposite to the first substrate, a resin layer disposed between the first substrate and the second substrate, where the resin layer covers a surface of the second substrate, a first member disposed at a bottom surface of the second substrate corresponding to the peripheral region of the first substrate, where the first member covers a portion of the resin layer, and a second member which surrounds the first substrate, the second substrate, the first member and the resin layer, where the second member is disposed at opposing side portions of the second substrate, the second member is spaced apart from the first substrate, and the second member surrounds opposing side portions of the resin layer.
    Type: Grant
    Filed: July 16, 2014
    Date of Patent: July 2, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Kyu-Ho Jung, Young-In Lim, Jun-Ho Kwack, Sang-Hee Choi
  • Publication number: 20190138057
    Abstract: A structure for a display device and a display device are provided. A structure for a display device includes a surface of which at least a portion thereof is not flat, and another surface that is flat. A display device includes: a display panel; and a structure contacting the display panel, and at least some of a first surface of the display panel may have a first curved shape, the structure may have a second surface contacting the first surface of the display panel, at least a portion of the second surface of the structure may have a second curved shape, and the structure may include a third surface that is opposite the second surface and is flat, and a driver is attached and fixed to the flat third surface of the structure.
    Type: Application
    Filed: July 10, 2018
    Publication date: May 9, 2019
    Inventors: Ji Yun Bang, Jun Ho Kwack, Jae Young Sim, Hyun-Woo Choi
  • 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
  • Publication number: 20170263492
    Abstract: An apparatus for manufacturing a display device includes a first jig including a first side, the first side having a concave groove for receiving a cover window, wherein the cover window includes a first planar portion, a first curved portion and a second curved portion, wherein the first and second curved portions are disposed at opposite ends of the first planar portion in a first direction, a second jig including a planar side for receiving a display panel, wherein when the second jig is moved in a second direction crossing the first direction with the display panel on the planar side, the display panel is disposed between the first and second curved portions of the cover window, and a pair of third jigs for supporting the first and second curved portions of the cover window.
    Type: Application
    Filed: March 10, 2017
    Publication date: September 14, 2017
    Inventors: Yang Han SON, Jun Ho Kwack, Se Hun Park, Young Kuil Joo
  • Patent number: 9507192
    Abstract: A display device includes a cover window having curves at one or more outer blocks of the cover window, an outside and an inside of the cover window each having a shape of a quadrisected arc of an ellipse and together forming a lens, and a thickness of the cover window at one of the outer blocks being thicker than a thickness of the cover window at a center of the cover window; and a display panel attached to the inside of the cover window.
    Type: Grant
    Filed: September 13, 2013
    Date of Patent: November 29, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sang-Hyun Lim, Jun-Ho Kwack
  • Patent number: 9327312
    Abstract: A resin coating apparatus includes a display panel disposed on a stage. A plurality of nozzles correspond to the display panel. The nozzles have a plurality of outlets configured to discharge a first resin and a second resin to the display panel. The second resin has different viscosity from the first resin. A connecting member holds the plurality of nozzles. A first supply unit is connected to the nozzles, and the first supply unit is configured to supply the first resin. The second supply unit is connected to the nozzles, and the second supply unit is configured to supply the second resin.
    Type: Grant
    Filed: October 30, 2013
    Date of Patent: May 3, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Young-Sik Kim, Jun-Ho Kwack, Young-In Lim
  • Patent number: 9293111
    Abstract: A display device includes a flexible display panel including a recognition pattern, the recognition pattern having a plurality of sub-patterns with different color concentrations and disposed in a first direction, a housing accommodating the flexible display panel, the flexible display panel being configured to extend out of the housing in the first direction to vary a display area, and a photosensor in the housing, the photosensor corresponding to the recognition pattern and being configured to recognize the recognition pattern and to sense the display area of the flexible display panel.
    Type: Grant
    Filed: March 14, 2013
    Date of Patent: March 22, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jun-Ho Kwack, Young-Sik Kim
  • Patent number: 9245477
    Abstract: A display device which displays an image having a size corresponding to a display area exposed outside a housing is disclosed. In one aspect, the display device includes a flexible display panel having a recognition pattern, a housing, and a light-receiving sensor. The recognition pattern includes a plurality of self-luminous indicators arranged according to a first direction, and having different colors or different light-emitting intensities. The housing is coupled to the flexible display panel for entering/discharging of the flexible display panel according to the first direction such that a display area of the flexible display panel is variously exposed. The light-receiving sensor is positioned corresponding to the recognition pattern in the housing and respectively recognizes a plurality of indicators to sense the exposed display area of the flexible display panel.
    Type: Grant
    Filed: November 2, 2012
    Date of Patent: January 26, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jun-Ho Kwack, Joon-Sam Kim, Jong-Hwan Kim
  • Patent number: 9230468
    Abstract: A display device includes: a flexible display panel including a recognition pattern; a housing for holding the flexible display panel, wherein varying amounts of a display area of the flexible display panel are exposable to the outside to display an image; and a sensor in the housing for sensing an amount of the exposed display area corresponding to the recognition pattern.
    Type: Grant
    Filed: March 23, 2012
    Date of Patent: January 5, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jun-Ho Kwack, Hyun-Jae Lee
  • Patent number: 9229570
    Abstract: A display device includes a first substrate, a display section that is on the first substrate and that displays an image, first pad portions at a first directional edge of the first substrate and connected to the display section and to a driver integrated circuit (driver IC) that supplies a driving voltage, a second substrate on the first substrate with the display section interposed therebetween, and which exposes the first pad portions, a touch section that is on the second substrate and that corresponds to the display section, second pad portions on the second substrate and connected to edges of the touch section, a main flexible printed circuit board (main FPCB) connected to the first pad portions, and a touch flexible printed circuit board (touch FPCB) connected to the second pad portions and overlapping the main FPCB.
    Type: Grant
    Filed: July 18, 2013
    Date of Patent: January 5, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Suk-Ho Choi, Jong-Hwan Kim, Joon-Sam Kim, Jun-Ho Kwack, Sang-Won Yeo
  • Patent number: 9142162
    Abstract: A flexible display apparatus includes a substrate that is flexible and is foldable according to an intention of a user, the substrate including a display area, wherein a size of the substrate is variable according to a folding thereof, a deformation sensing unit that is in an overlapping relationship with the display area and that senses deformation of the substrate, a control unit obtaining information from the deformation sensing unit, and a resolution adjusting unit that is controlled by the control unit and adjusts a resolution of an image displayed on the display area.
    Type: Grant
    Filed: September 14, 2012
    Date of Patent: September 22, 2015
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jun-Ho Kwack, Young-Sik Kim
  • Patent number: 9134554
    Abstract: A display device includes a flexible display panel with a magnetic pattern, the magnetic pattern including a magnetic substance, a magnetic sensor configured to recognize magnetism of the magnetic pattern and to sense a display area of the flexible display panel in accordance with the magnetic pattern, the display area being variable in a first direction, and a controller connected to the magnetic sensor and to the flexible display panel, the controller being configured to display on the flexible display panel an image corresponding to the display area of the flexible display panel sensed by the magnetic sensor.
    Type: Grant
    Filed: March 14, 2013
    Date of Patent: September 15, 2015
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jun-Ho Kwack, Young-Sik Kim
  • Patent number: 9064708
    Abstract: A display panel includes a display area including a display element, and a non-display area adjacent to the display area, the non-display area including a plurality of conductive pads. The conductive pads are spaced apart at a predetermined distance so as to form a first pad row and a second pad row, the conductive pads collectively having a center portion and lateral portions. A distance between the first pad row and the second pad row is greater at at least one of the lateral end portions than at the center portion.
    Type: Grant
    Filed: September 17, 2013
    Date of Patent: June 23, 2015
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jun-Ho Kwack, Joon-Sam Kim, Jong-Hwan Kim
  • Patent number: 9041696
    Abstract: A display device includes: a flexible display panel having a display area variably exposed in a first direction and including a conductive pattern; a sensing pattern positioned to correspond to the conductive pattern in the first direction; and a controller sensing a current flowing to one of the conductive pattern and the sensing pattern to display an image corresponding to the display area of the flexible display panel in the flexible display panel.
    Type: Grant
    Filed: February 27, 2013
    Date of Patent: May 26, 2015
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jun-Ho Kwack, Joon-Sam Kim, Jong-Hwan Kim