Patents by Inventor Ho Kwack

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: 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: 9318723
    Abstract: An organic light-emitting display device including a substrate on which a display region and a non-display region are defined is described, the organic light-emitting display device comprising: a first electrode disposed on a substrate; an intermediate layer disposed on the first electrode and including an organic light-emitting layer; a second electrode disposed on the intermediate layer; an encapsulation layer disposed on the substrate; a plurality of pad units disposed on the non-display region; a wiring unit disposed on the display region; and a bridge wiring that is disposed across the display region and the non-display region and connects one of the plurality of pad units and the wiring unit to each other.
    Type: Grant
    Filed: May 7, 2015
    Date of Patent: April 19, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventors: Tae-Wook Kang, Young-Seo Choi, Jin-Ho Kwack
  • 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: 9136502
    Abstract: An organic light emitting diode display includes a substrate having organic light emitting diodes thereon. A thin film encapsulation layer is formed on the substrate such that the thin film encapsulation layer covers the organic light emitting diodes. A nonorganic layer is formed under the thin film encapsulation layer along the edge of the thin film encapsulation layer.
    Type: Grant
    Filed: February 9, 2010
    Date of Patent: September 15, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jin-Ho Kwack, Dong-Won Han, Kyu-Sung Lee
  • Publication number: 20150236299
    Abstract: An organic light-emitting display device including a substrate on which a display region and a non-display region are defined is described, the organic light-emitting display device comprising: a first electrode disposed on a substrate; an intermediate layer disposed on the first electrode and including an organic light-emitting layer; a second electrode disposed on the intermediate layer; an encapsulation layer disposed on the substrate; a plurality of pad units disposed on the non-display region; a wiring unit disposed on the display region; and a bridge wiring that is disposed across the display region and the non-display region and connects one of the plurality of pad units and the wiring unit to each other.
    Type: Application
    Filed: May 7, 2015
    Publication date: August 20, 2015
    Inventors: Tae-Wook KANG, Young-Seo CHOI, Jin-Ho KWACK
  • Patent number: 9095016
    Abstract: An OLED display includes a substrate on which OLEDs are formed, a TFE layer formed on the substrate so as to cover the OLEDs, and absorbers disposed at a distance from each other and preventing or inhibiting penetration of external foreign materials.
    Type: Grant
    Filed: February 9, 2010
    Date of Patent: July 28, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jin-Ho Kwack, Dong-Won Han, Min-Chul Suh, Hyo-Jin 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: 9054060
    Abstract: An organic light-emitting display device including a substrate on which a display region and a non-display region are defined is described, the organic light-emitting display device comprising: a first electrode disposed on a substrate; an intermediate layer disposed on the first electrode and including an organic light-emitting layer; a second electrode disposed on the intermediate layer; an encapsulation layer disposed on the substrate; a plurality of pad units disposed on the non-display region; a wiring unit disposed on the display region; and a bridge wiring that is disposed across the display region and the non-display region and connects one of the plurality of pad units and the wiring unit to each other.
    Type: Grant
    Filed: August 27, 2013
    Date of Patent: June 9, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Tae-Wook Kang, Young-Seo Choi, Jin-Ho Kwack
  • 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
  • Patent number: 9019313
    Abstract: A display device includes a flexible display including a flexible display panel and a flexible touch panel, and a housing configured to enclose the flexible display while allowing the flexible display to move relative to the housing such that a portion of the flexible display is drawn out of the housing and retracted into the housing. The display device further includes a marker configured to contact a location of the flexible touch panel when a portion of the flexible display is drawn out of the housing. The marker is provided such that the contact location changes as the flexible display moves relative to the housing. The display device also includes at least one processor configured to compute the contact location on the flexible display and to adjust the size of an image displayed on the flexible display panel based on the computed contact location.
    Type: Grant
    Filed: March 21, 2012
    Date of Patent: April 28, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jun-Ho Kwack, Dae-Won Kim, Young-Sik Kim
  • Patent number: 9007315
    Abstract: A flexible display device includes: a flexible display unit configured to display an image; a flexible touch screen unit disposed over the flexible display unit; an insulating film interposed between the flexible display unit and the flexible touch screen unit, and a spacer formed between the flexible touch screen unit and the insulating film in order to maintain a distance between the flexible touch screen unit and the insulating film. A conductive layer is further formed over the insulating film and configured to touch the flexible touch screen unit when the flexible display device is bent. A degree of warpage of the flexible display device can be measured and thus can be utilized in various warpage events of the flexible display device by using warpage values.
    Type: Grant
    Filed: September 5, 2012
    Date of Patent: April 14, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Dae-Won Kim, Jun-Ho Kwack, Young-Sik Kim
  • Publication number: 20150048331
    Abstract: An organic light-emitting display apparatus includes a substrate; a display unit which defines an active area on the substrate and includes a thin film transistor and an organic light-emitting device electrically connected to each other; and an encapsulation layer disposed on a top surface and a side surface of the display unit, the encapsulation layer including at least a first inorganic layer, a first organic layer, and a second inorganic layer that are sequentially stacked, and the first organic layer covers the first inorganic layer.
    Type: Application
    Filed: July 7, 2014
    Publication date: February 19, 2015
    Inventors: Jin-Ho Kwack, Tae-Wook Kang, Dae-Beom Shin, Dong-Won Han
  • Publication number: 20150030799
    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: Application
    Filed: July 16, 2014
    Publication date: January 29, 2015
    Inventors: Kyu-Ho JUNG, Young-In LIM, Jun-Ho KWACK, Sang-Hee CHOI
  • Publication number: 20150013900
    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: Application
    Filed: December 10, 2013
    Publication date: January 15, 2015
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jun-Ho Kwack, Sung-Sang Ahn, Young-Sik Kim
  • Publication number: 20140374014
    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: Application
    Filed: October 30, 2013
    Publication date: December 25, 2014
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: Young-Sik Kim, Jun-Ho Kwack, Young-In Lim