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: 10198137
    Abstract: A touch sensing device and a display device for improving hovering performance including: a touch sensing display panel including sense electrodes arranged in a matrix; and a sensing signal controller connected to the touch sensing display panel. The sense electrode includes a metal mesh electrode and a conductive layer contacting the metal mesh electrode.
    Type: Grant
    Filed: March 26, 2018
    Date of Patent: February 5, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Byeong Kyu Jeon, Sung Ku Kang, Jeong Heon Lee, Hee Woong Park
  • Publication number: 20190018525
    Abstract: A display device including a touch panel arranged on a display panel, the touch panel including at least one phase retardation layer, a polarization plate arranged on the at least one phase retardation layer, a touch sensing structure including at least one sensing pattern arranged directly on at least one of at least one face of the phase retardation layer and at least one face of the polarization plate, an adhesion layer arranged on the polarization plate and a window arranged on the adhesion layer.
    Type: Application
    Filed: September 6, 2018
    Publication date: January 17, 2019
    Inventors: Jung-Mok Park, Kwan-Young Han, Tae-Hyeog Jung, Sung-Ku Kang
  • Patent number: 10180749
    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: Grant
    Filed: March 22, 2016
    Date of Patent: January 15, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: In-Nam Lee, Sung-Ku Kang, Joo-Han Bae, Dong-Eun Lee, Byeong-Jin Lee, Choon-Hyop Lee
  • Patent number: 10168840
    Abstract: A touch screen panel includes a substrate including an active area and a non-active area surrounding the active area, sensing cells disposed in the active area, the sensing cells comprising a first transparent conductive layer, and connection lines disposed in the non-active area, the connection lines comprising a lower pattern comprising the first transparent conductive layer and an upper pattern disposed on the lower pattern and comprising a metal layer, in which an ionicity of the metal layer is greater than an ionicity of the first transparent conductive layer.
    Type: Grant
    Filed: August 25, 2015
    Date of Patent: January 1, 2019
    Assignee: Samsung Display Co., Ltd
    Inventors: In-Nam Lee, Choon-Hyop Lee, Sung-Ku Kang, Heung-Seok Go, Young-Kuil Joo
  • Publication number: 20180321709
    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: July 10, 2018
    Publication date: November 8, 2018
    Inventors: Sung-Ku KANG, Tae-Hyeog JUNG, Hak-Sun KIM, Jung-Yun KIM, Mi-Ae PARK
  • Publication number: 20180245774
    Abstract: The present invention comprises: a lighting emitting part comprising a board and a plurality of light emitting devices disposed on the board; a reflecting part having a reflective surface which faces the light emitting devices; and a plurality of protruding parts which are disposed to be spaced apart from one another on the reflective surface so as to correspond to the light emitting devices and reflect light radiated from the light emitting devices, wherein each of the plurality of protruding parts has a shape in which the length of a first direction is greater than the length of a second direction and the reflective surface comprises a curved surface part which is curved in the first direction, wherein the first direction is a direction from the reflective surface towards the light emitting part, and the second direction is perpendicular to the first direction.
    Type: Application
    Filed: August 16, 2016
    Publication date: August 30, 2018
    Applicant: LG Innotek Co., Ltd.
    Inventor: Sung Ku KANG
  • Publication number: 20180240949
    Abstract: An embodiment provides a lens comprising: a lens body; a groove placed on one side of the lens body; a plurality of light path conversion units arranged on a first area of the surface of the lens body, opposite to the groove; and a plurality of refraction units arranged on a second area of the surface of the lens body, opposite to the groove, wherein the first area and the second area are arranged opposite to each other with respect to the center of the surface of the lens body.
    Type: Application
    Filed: July 25, 2016
    Publication date: August 23, 2018
    Applicant: LG INNOTEK CO., LTD.
    Inventor: Sung Ku KANG
  • Publication number: 20180231213
    Abstract: An embodiment provides a light emitting unit comprising a refraction unit which is arranged on a body of the light emitting unit; a reflection unit which is arranged on the body so as to be spaced apart from the refraction unit; and a groove with at least a part thereof being arranged within the body and the refraction unit, wherein the height of the refraction unit is 1 to 2.5 times the height of the reflection unit, and the separation distance between the refraction unit and the reflection unit is shortest in the center of a region where the refraction unit and the reflection unit face each other, and largest at the edge.
    Type: Application
    Filed: February 24, 2016
    Publication date: August 16, 2018
    Applicant: LG INNOTEK CO., LTD.
    Inventor: Sung Ku KANG
  • Patent number: 10042487
    Abstract: A touch panel includes a plurality of sensing electrodes, a plurality of wirings and an electrostatic discharge pattern. The plurality of sensing electrodes is disposed on a substrate. The plurality of wirings extends from the plurality of sensing electrodes. A bottom surface of the plurality of wirings has the same height as a bottom surface of the plurality of sensing electrodes. The electrostatic discharge pattern is electrically connected to the plurality of wirings.
    Type: Grant
    Filed: October 29, 2014
    Date of Patent: August 7, 2018
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Byeong-Jin Lee, Sung-Ku Kang, Jung-Yun Kim, Jee-Hun Lim
  • Publication number: 20180217700
    Abstract: A touch sensing device and a display device for improving hovering performance including: a touch sensing display panel including sense electrodes arranged in a matrix; and a sensing signal controller connected to the touch sensing display panel. The sense electrode includes a metal mesh electrode and a conductive layer contacting the metal mesh electrode.
    Type: Application
    Filed: March 26, 2018
    Publication date: August 2, 2018
    Inventors: Byeong Kyu JEON, Sung Ku KANG, Jeong Heon LEE, Hee Woong PARK
  • Patent number: 10025356
    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: September 20, 2017
    Date of Patent: July 17, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sung-Ku Kang, Tae-Hyeog Jung, Hak-Sun Kim, Jung-Yun Kim, Mi-Ae Park
  • Publication number: 20180196180
    Abstract: A display device is provided. The display device includes an anti-reflection film.
    Type: Application
    Filed: March 6, 2018
    Publication date: July 12, 2018
    Inventors: Suk CHOI, Sung Ku KANG, In Nam LEE, Heung Seok GO, Young Do KIM, Jeong Heon LEE, Choon-Hyop LEE, Young Kuil JOO
  • Patent number: 9996205
    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: Grant
    Filed: November 18, 2016
    Date of Patent: June 12, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sung-Ku Kang, Tae-Hyeog Jung, Hak-Sun Kim, Akira Hirai
  • Patent number: 9990098
    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: Grant
    Filed: November 23, 2016
    Date of Patent: June 5, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sung-Ku Kang, Choon-Hyop Lee, Jeong-Heon Lee
  • Publication number: 20180136759
    Abstract: A touch panel includes: a substrate having a first region and a second region. A plurality of sensing cells are disposed in the first region and a pad portion is disposed in the second region. An insulating interlayer is disposed on the plurality of sensing cells, a connection pattern is disposed on the insulating interlayer, with the connection pattern being electrically connected to adjacent sensing cells through contact holes. A transparent conductive pattern is disposed in the second region and on the insulating interlayer, with the transparent conductive pattern being electrically connected to the plurality of sensing cells and the pad portion.
    Type: Application
    Filed: January 14, 2018
    Publication date: May 17, 2018
    Inventors: Joo-Han BAE, Sung-Ku KANG, Jin-Hwan KIM, Hee-Woong PARK, Byeong-Kyu JEON
  • Publication number: 20180113535
    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: Application
    Filed: December 19, 2017
    Publication date: April 26, 2018
    Inventors: Sung Ku KANG, Joo-Han Bae, Byeong-Jin Lee
  • Patent number: 9946412
    Abstract: A touch sensing device and a display device for improving hovering performance including: a touch sensing display panel including sense electrodes arranged in a matrix; and a sensing signal controller connected to the touch sensing display panel. The sense electrode includes a metal mesh electrode and a conductive layer contacting the metal mesh electrode.
    Type: Grant
    Filed: September 5, 2014
    Date of Patent: April 17, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Byeong Kyu Jeon, Sung Ku Kang, Jeong Heon Lee, Hee Woong Park
  • Patent number: 9921697
    Abstract: A touch sensor device including a first conductive pattern disposed on a substrate and a first polymer layer disposed on the first conductive pattern. The first polymer layer includes a first conductive region and a first non-conductive region. The touch sensor device also includes a second polymer layer disposed on the first polymer layer. The second polymer layer includes a second conductive region and a second non-conductive region.
    Type: Grant
    Filed: October 19, 2015
    Date of Patent: March 20, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Byeong-Jin Lee, Sung Ku Kang, Jung-Yun Kim
  • Patent number: 9921349
    Abstract: A display device is provided. The display device includes an anti-reflection film. The anti-reflection film includes a base film, a retardation coating layer disposed on a first side of the base film so as to delay a phase of transmitted light, and a polarizer coating layer disposed on a second side of the base film so as to allow a polarization component of the transmitted light in a specific direction to pass through, wherein the retardation coating layer and the polarizer coating layer are formed by applying a liquid crystal on the base film.
    Type: Grant
    Filed: March 1, 2016
    Date of Patent: March 20, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Suk Choi, Sung Ku Kang, In Nam Lee, Heung Seok Go, Young Do Kim, Jeong Heon Lee, Choon-Hyop Lee, Young Kuil Joo
  • Patent number: 9905619
    Abstract: A display device including: a substrate configured to include a first region and a second region formed at an outer periphery of the first region; an emission layer disposed on the first region and the second region of the substrate; a polarizer disposed on the emission layer; a touch panel disposed on the polarizer; a window disposed on the touch panel; and a light blocking layer covering side surfaces of the polarizer and the touch panel and a top surface of the emission layer disposed on the second region of the substrate. The polarizer and the touch panel cover the first region of the substrate and expose the second region of the substrate.
    Type: Grant
    Filed: September 18, 2014
    Date of Patent: February 27, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sung Ku Kang, Sang Wol Lee, Tae Hoon Yang