Patents by Inventor Sung Ku Kang

Sung Ku Kang 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: 9880681
    Abstract: A touch sensor is disclosed to include a first mesh touch electrode formed in a first direction and transmitting a first touch signal, a first supplementary mesh touch electrode formed on the same layer as the first mesh touch electrode, an insulating layer covering the first mesh touch electrode and the first supplementary mesh touch electrode and having a contact cutout, a second mesh touch electrode formed in a second direction crossing the first direction and transmitting a second touch signal, and a second supplementary mesh touch electrode formed on the same layer as the second mesh touch electrode. In this touch sensor, the first mesh touch electrode is connected to the second supplementary mesh touch electrode through the contact cutout and the second mesh touch electrode is connected to the first supplementary mesh touch electrode through the contact cutout.
    Type: Grant
    Filed: March 30, 2015
    Date of Patent: January 30, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sung Ku Kang, Joo-Han Bae, Byeong-Jin Lee
  • Patent number: 9874982
    Abstract: An exemplary embodiment of the present invention discloses a method of manufacturing a touch panel, the method including, forming a plurality of sensing cells in a first region of a substrate, forming an insulating interlayer on the plurality of sensing cells, removing at least a portion of the insulating interlayer to form contact holes exposing the plurality of sensing cells, and forming a connection pattern and a transparent conductive pattern on the insulating interlayer simultaneously, wherein the connection pattern is electrically connected to adjacent sensing cells, and the transparent conductive pattern is disposed in a second region of the substrate outside of the first region.
    Type: Grant
    Filed: September 30, 2014
    Date of Patent: January 23, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Joo-Han Bae, Sung-Ku Kang, Jin-Hwan Kim, Hee-Woong Park, Byeong-Kyu Jeon
  • Publication number: 20180004253
    Abstract: A flexible touch screen panel includes a substrate having flexibility, sensing electrodes on at least one surface of the substrate, and implemented using an opaque conductive metal, and a polarizing plate on the substrate having the sensing electrodes formed thereon. The sensing electrodes may be implemented in a mesh shape having a plurality of openings.
    Type: Application
    Filed: September 20, 2017
    Publication date: January 4, 2018
    Inventors: Sung-Ku KANG, Tae-Hyeog JUNG, Hak-Sun KIM, Jung-Yun KIM, Mi-Ae PARK
  • Patent number: 9857929
    Abstract: A touch panel and method for manufacturing the same are disclosed. In one aspect, the touch panel includes a substrate including a touch area, a photosensitive lower layer formed over the substrate and a plurality of touch electrodes and a plurality of connecting lines formed over the photosensitive lower layer positioned in the touch area of the substrate. The touch panel also includes a pad formed over the photosensitive lower layer positioned outside the touch area of the substrate and connected to one end of the connecting line and a photosensitive upper layer positioned over the touch electrodes and the connecting lines.
    Type: Grant
    Filed: October 27, 2015
    Date of Patent: January 2, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Joo-Han Bae, Sung Ku Kang, Yun Ha Kim
  • Publication number: 20170352834
    Abstract: A display device includes a flexible substrate including a display area and a non-display area. The substrate has a first surface and a second surface opposite to the first surface. A first protection film is disposed on the first surface of the substrate. The first protection film is disposed over the display area of the substrate. A second protection film is disposed on the first surface of the substrate. The second protection film is disposed over the non-display area of the substrate. A light transmittance of the first protection film is higher than that of the second protection film.
    Type: Application
    Filed: March 1, 2017
    Publication date: December 7, 2017
    Inventors: Jin Kyu KIM, Mi-Ae PARK, Sung Ku KANG, Sang Wol LEE
  • Publication number: 20170351376
    Abstract: A touch screen panel includes a thin film substrate having sensing patterns formed thereon that is implemented as an isotropic film, and a polarizing plate is disposed on the sensing patterns so that it is possible to minimize or reduce degradation of image quality. The touch screen panel includes a thin film substrate, sensing patterns, and sensing lines. The thin film substrate is divided into an active area and a non-active area. The sensing patterns are formed in the active area of the thin film substrate. The sensing lines are formed in the non-active area of the thin film substrate so as to be connected to the sensing patterns. In the touch screen panel, the thin film substrate is implemented as an isotropic film.
    Type: Application
    Filed: August 21, 2017
    Publication date: December 7, 2017
    Inventors: Sung-Ku Kang, Mi-Ae Park, Kwan-Young Han, Tae-Hyeog Jung, Mikiya Itakura
  • Patent number: 9791964
    Abstract: A touch screen panel includes a thin film substrate having sensing patterns formed thereon that is implemented as an isotropic film, and a polarizing plate is disposed on the sensing patterns so that it is possible to minimize or reduce degradation of image quality. The touch screen panel includes a thin film substrate, sensing patterns, and sensing lines. The thin film substrate is divided into an active area and a non-active area. The sensing patterns are formed in the active area of the thin film substrate. The sensing lines are formed in the non-active area of the thin film substrate so as to be connected to the sensing patterns. In the touch screen panel, the thin film substrate is implemented as an isotropic film.
    Type: Grant
    Filed: September 4, 2015
    Date of Patent: October 17, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sung-Ku Kang, Mi-Ae Park, Kwan-Young Han, Tae-Hyeog Jung, Mikiya Itakura
  • Patent number: 9778697
    Abstract: A flexible touch screen panel includes a substrate having flexibility, sensing electrodes on at least one surface of the substrate, and implemented using an opaque conductive metal, and a polarizing plate on the substrate having the sensing electrodes formed thereon. The sensing electrodes may be implemented in a mesh shape having a plurality of openings.
    Type: Grant
    Filed: January 8, 2015
    Date of Patent: October 3, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sung-Ku Kang, Tae-Hyeog Jung, Hak-Sun Kim, Jung-Yun Kim, Mi-Ae Park
  • Patent number: 9753595
    Abstract: Provided is a touch screen panel. According to an exemplary embodiment, the touch screen panel includes first sensing electrodes arranged in a first direction and in first mesh patterns and second sensing electrodes arranged in a second direction crossing the first direction and in second mesh patterns, wherein, at a region where the first and second sensing electrodes overlap each other, a portion of at least one of the first and second mesh patterns is removed such that the first and second mesh patterns are free from overlap with each other at the location where the portion is removed.
    Type: Grant
    Filed: July 9, 2015
    Date of Patent: September 5, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jung Yun Kim, Sung Ku Kang
  • Patent number: 9726343
    Abstract: A lighting apparatus includes a body, a light source unit disposed on the body to generate light, and a lens disposed on the body to refract light generated from the light source unit. The lens includes a light introduction portion having a light introduction surface for introduction of light and a light emission portion having a light emission surface for passage of light having passed through the light introduction portion, and the light introduction surface of the light introduction portion and the light emission surface of the light emission portion are configured to satisfy cos a1?cos ?1/cos a2?cos ?2<0.
    Type: Grant
    Filed: January 6, 2015
    Date of Patent: August 8, 2017
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Eun Hwa Kim, Ki Hyun Kim, Sung Ku Kang
  • Patent number: 9720552
    Abstract: A touch panel includes a substrate including a touch area and a non-touch area adjacent to the touch area, a conductive polymer layer disposed on the substrate, and a touch sensor unit disposed between the conductive polymer layer and the touch area of the substrate. The conductive polymer layer includes a polymer wiring pattern disposed in the non-touch area of the substrate and includes a conductive polymer connected to the touch sensor unit.
    Type: Grant
    Filed: November 13, 2015
    Date of Patent: August 1, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jung-Yun Kim, Sung Ku Kang, Byeong-Jin Lee
  • Patent number: 9703434
    Abstract: A touch sensing device includes a touch sensing panel and a sensing signal controller. The touch sensing panel includes sensing electrodes arranged in a matrix. The sensing signal controller is connected to the touch sensing panel via signal transfer wiring. Each sensing electrode includes a first conductive layer and holes formed in the first conductive layer. The first conductive layer includes nano wire.
    Type: Grant
    Filed: September 2, 2014
    Date of Patent: July 11, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jeong Heon Lee, Sung Ku Kang, Byeong Kyu Jeon
  • Patent number: 9696848
    Abstract: A touch-sensitive display device is provided. The touch-sensitive display device includes a touch sensing unit and a display panel. A plurality of sensing electrodes is formed in the touch sensing unit. A plurality of driving electrodes to which driving voltages are applied is formed in the display panel. The plurality of sensing electrodes is formed in predetermined patterns on one side of the touch sensing unit, and the patterns of the plurality of sensing electrodes are different in a first sensing region and a second sensing region.
    Type: Grant
    Filed: August 23, 2016
    Date of Patent: July 4, 2017
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Mi-Ae Park, Sung Ku Kang
  • Publication number: 20170115800
    Abstract: A touch screen panel includes: a substrate; electrode patterns disposed on the substrate; insulation patterns disposed partially covering the electrode patterns, the insulation patterns defining openings, wherein at least a part of top surfaces of the electrode patterns are exposed through the openings; connecting conductive patterns disposed on the insulation patterns, the connecting conductive patterns filling at least a part of the openings and being electrically connected to the electrode patterns; and wirings disposed on at least a portion of the connecting conductive patterns.
    Type: Application
    Filed: March 22, 2016
    Publication date: April 27, 2017
    Inventors: In-Nam LEE, Sung-Ku KANG, Joo-Han BAE, Dong-Eun LEE, Byeong-Jin LEE, Choon-Hyop LEE
  • Publication number: 20170075458
    Abstract: A touch screen panel includes a substrate having a first surface and a second surface opposite the first surface, a plurality of first sensing electrodes coupled in a first direction, and a plurality of second sensing electrodes coupled in a second direction crossing the first direction, the first and second sensing electrodes being on the first surface, a plurality of third sensing electrodes overlapping the first sensing electrodes, a plurality of fourth sensing electrodes overlapping the second sensing electrodes, the third and fourth sensing electrodes being on the second surface, wherein the sensing electrodes on the first surface and the sensing electrodes on the second surface overlapping each other are electrically coupled to each other through coupling units for coupling the first surface of the substrate and the second surface of the substrate to each other.
    Type: Application
    Filed: November 23, 2016
    Publication date: March 16, 2017
    Inventors: Sung-Ku Kang, Choon-Hyop Lee, Jeong-Heon Lee
  • Patent number: 9594463
    Abstract: A touch screen panel includes: an active region including a first active region and a second active region; first sense patterns including first sense pads arranged in the active region and first connection patterns connecting the first sense pads in a first direction; second sense patterns including second sense pads arranged in the active region and second connection patterns connecting the second sense pads in a second direction that crosses the first direction; and driving patterns arranged between the sense pads and the second sense pads, and connected to the first sense patterns arranged in the second active region.
    Type: Grant
    Filed: July 22, 2014
    Date of Patent: March 14, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jung-Yun Kim, Sung Ku Kang
  • Publication number: 20170068357
    Abstract: In a flexible touch screen panel, sensing patterns as a touch sensor are formed on the first surface of a flexible thin film substrate and a coated polarizer layer is formed on the second surface of the thin film substrate to secure the flexible characteristic, to reduce the thickness of the touch screen panel, and to improve the visibility of an image. Particularly, the flexible touch screen panel includes a flexible substrate comprising an active region and a non-active region positioned outside the active region, sensing patterns formed over the active region of a first surface of the substrate, conductive lines formed over the non-active region of the first surface of the substrate and connected to the sensing patterns, and a coated polarizer layer formed over a second surface of the substrate.
    Type: Application
    Filed: November 18, 2016
    Publication date: March 9, 2017
    Inventors: Sung-Ku Kang, Tae-Hyeog Jung, Hak-Sun Kim, Akira Hirai
  • Patent number: 9582087
    Abstract: There is provided a flexible touch screen panel capable of being bent or folded. The flexible touch screen panel includes a film substrate and sensing electrodes formed in an active area of at least one surface of the film substrate. The film substrate is divided into a plurality regions so that elongation ratios differ between regions of the film substrate. Also provided is a method of manufacturing a flexible touch screen panel including providing a supporting substrate including a plurality of distinct regions, coating a plurality of film materials onto the supporting substrate, the distinct regions of the supporting substrate being coated with different film materials, hardening the film materials to form a film substrate, forming touch sensing patterns including sensing electrodes on the film substrate, and separating the supporting substrate and the film substrate from each other.
    Type: Grant
    Filed: March 11, 2013
    Date of Patent: February 28, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventor: Sung-Ku Kang
  • Patent number: 9562674
    Abstract: A lighting device may be provided to include a heat sink which includes a receiving recess and a top surface including a hole; a light source module which includes a substrate disposed on the heat sink, a light emitting device disposed on the substrate and a pad disposed on the substrate; a power supplier which is disposed in the receiving recess of the heat sink and includes a projection outputting a power signal for driving the light source module; and a connector which is coupled to the hole of the heat sink, includes a contacting part electrically connected to the pad of the light source module, and is electrically connected to the projection of the power supplier.
    Type: Grant
    Filed: April 29, 2016
    Date of Patent: February 7, 2017
    Assignee: LG Innotek Co., Ltd.
    Inventors: Ji Hoo Kim, Tae Young Choi, Do Hwan Kim, Sung Ku Kang, Chan Hyung Jung
  • Patent number: 9562653
    Abstract: A lighting device may be provided that comprises: a heat sink; a light source which is disposed on the heat sink; a cover which is coupled to the heat sink and includes a dome disposed on the light source and a body supporting the dome; and a reflective plate which is disposed in the body and has an opening through which a part of light from the light source passes.
    Type: Grant
    Filed: September 7, 2012
    Date of Patent: February 7, 2017
    Assignee: LG INNOTEK CO., LTD.
    Inventor: Sung Ku Kang