Patents by Inventor Joo-Han Bae

Joo-Han Bae 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: 11747947
    Abstract: A touch panel and method of manufacturing the same are disclosed. In one aspect, the touch panel includes a substrate, a first touch electrode line formed over the substrate and including a plurality of first touch electrodes which are electrically connected to each other, and a second touch electrode line formed to cross the first touch electrode line and being electrically insulated therefrom. The second touch electrode line can include a plurality of second touch electrodes which are electrically connected to each other. The touch panel can also include a plurality of connecting wires respectively connected to the first and second touch electrode lines. At least one of the first touch electrode line, the second touch electrode line, and the connecting wires can include at least one photosensitive conductive layer having a metal nanowire.
    Type: Grant
    Filed: March 30, 2020
    Date of Patent: September 5, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Joo-Han Bae, Sung Ku Kang, Jin Hwan Kim
  • Patent number: 10915205
    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: Grant
    Filed: January 14, 2018
    Date of Patent: February 9, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Joo-Han Bae, Sung-Ku Kang, Jin-Hwan Kim, Hee-Woong Park, Byeong-Kyu Jeon
  • Patent number: 10871866
    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: December 19, 2017
    Date of Patent: December 22, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sung Ku Kang, Joo-Han Bae, Byeong-Jin Lee
  • Patent number: 10739901
    Abstract: A display device includes: a display panel including a first surface on which an image is displayed and a second surface opposing the first surface, and a touch sensor, wherein the touch sensor includes a plurality of driving electrodes, a plurality of sensing electrodes disposed to intersect the plurality of driving electrodes, and a touch controller supplying driving signals to the plurality of driving electrodes, wherein, as the display panel is folded or curved, the touch controller sequentially supplies driving signals to the plurality of driving electrodes or simultaneously supplies the driving signals to at least two driving electrodes among the plurality of driving electrodes.
    Type: Grant
    Filed: October 30, 2017
    Date of Patent: August 11, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Joo Han Bae, Chang Min Park, Jin Seok Jang, Jae Won Choi
  • Publication number: 20200233510
    Abstract: A touch panel and method of manufacturing the same are disclosed. In one aspect, the touch panel includes a substrate, a first touch electrode line formed over the substrate and including a plurality of first touch electrodes which are electrically connected to each other, and a second touch electrode line formed to cross the first touch electrode line and being electrically insulated therefrom. The second touch electrode line can include a plurality of second touch electrodes which are electrically connected to each other. The touch panel can also include a plurality of connecting wires respectively connected to the first and second touch electrode lines. At least one of the first touch electrode line, the second touch electrode line, and the connecting wires can include at least one photosensitive conductive layer having a metal nanowire.
    Type: Application
    Filed: March 30, 2020
    Publication date: July 23, 2020
    Inventors: Joo-Han BAE, Sung Ku KANG, Jin Hwan KIM
  • Patent number: 10651263
    Abstract: A display device includes: a first substrate; a display area with a plurality of pixels on the first substrate; a pad portion adjacent to a first side of the display area and including a plurality of connecting pads positioned on the first substrate; a first common power wire positioned between the display area and the pad portion and connected to a first connecting pad as at least one of the plurality of connecting pads to receive a power voltage; a second common power wire positioned adjacent to a second side of the display area facing the first side; an encapsulation layer positioned on the display area to protect the plurality of pixels; and a first path wire including one end connected to a second connecting pad of the plurality of connecting pads and the other end connected to the second common power wire and positioned on the encapsulation layer.
    Type: Grant
    Filed: August 17, 2017
    Date of Patent: May 12, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Joo-Han Bae, Jung Ho Park, Jeong Kug Lee, Jae Won Choi
  • Patent number: 10254902
    Abstract: A touch sensor device includes first touch electrodes and second touch electrodes disposed on a substrate, and a polymer layer including a polymer material disposed on the first and second touch electrodes and on a substantially entire area of the substrate, in which the polymer layer includes conductive and non-conductive regions.
    Type: Grant
    Filed: September 3, 2015
    Date of Patent: April 9, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Byeong-Jin Lee, Sung Ku Kang, Jung-Yun Kim, Joo-Han Bae, Dong Eun Lee, In Nam Lee
  • 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: 10146263
    Abstract: Provided is a display device including: a display panel configured to generate an image; a touch screen panel formed on the display panel; and a window formed on the touch screen panel and extending over a side edge of the touch screen panel to facilitate a covering and sealing of the touch screen panel. According to the present invention, by providing a display device having a laminated structure in which the edge of the touch screen panel is sealed so as to prevent moisture from permeating from the outside, occurrence of product defects may be prevented.
    Type: Grant
    Filed: February 24, 2016
    Date of Patent: December 4, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jin Hwan Kim, Joo-Han Bae, Byeong-Jin 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: 20180129341
    Abstract: A display device includes: a display panel including a first surface on which an image is displayed and a second surface opposing the first surface, and a touch sensor, wherein the touch sensor includes a plurality of driving electrodes, a plurality of sensing electrodes disposed to intersect the plurality of driving electrodes, and a touch controller supplying driving signals to the plurality of driving electrodes, wherein, as the display panel is folded or curved, the touch controller sequentially supplies driving signals to the plurality of driving electrodes or simultaneously supplies the driving signals to at least two driving electrodes among the plurality of driving electrodes.
    Type: Application
    Filed: October 30, 2017
    Publication date: May 10, 2018
    Inventors: Joo Han Bae, Chang Min Park, Jin Seok Jang, Jae Won Choi
  • 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
  • Publication number: 20180083088
    Abstract: A display device includes: a first substrate; a display area with a plurality of pixels on the first substrate; a pad portion adjacent to a first side of the display area and including a plurality of connecting pads positioned on the first substrate; a first common power wire positioned between the display area and the pad portion and connected to a first connecting pad as at least one of the plurality of connecting pads to receive a power voltage; a second common power wire positioned adjacent to a second side of the display area facing the first side; an encapsulation layer positioned on the display area to protect the plurality of pixels; and a first path wire including one end connected to a second connecting pad of the plurality of connecting pads and the other end connected to the second common power wire and positioned on the encapsulation layer.
    Type: Application
    Filed: August 17, 2017
    Publication date: March 22, 2018
    Inventors: Joo-Han BAE, Jung Ho PARK, Jeong Kug LEE, Jae Won CHOI
  • Patent number: 9891735
    Abstract: A display device includes: a substrate; a pixel driving circuit disposed in a first region on the substrate; an encapsulation layer disposed on the pixel driving circuit; a touch sensing layer formed on the encapsulation layer and including a touch sensing sensor; and a touch-driving layer including a touch driving circuit disposed in a second region on the substrate, integrally formed with the pixel driving circuit, and electrically connected to the touch sensing sensor to apply a signal thereto.
    Type: Grant
    Filed: June 17, 2015
    Date of Patent: February 13, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Joo-Han Bae, Jin Hwan Kim, Yun Ha Kim, Se Jeong Won
  • Patent number: 9880683
    Abstract: A touch panel, including a phase retardation film; a wire grid polarizer on the phase retardation film; and a touch sensor unit on the phase retardation film, the touch sensor unit being adjacent to the wire grid polarizer.
    Type: Grant
    Filed: July 16, 2015
    Date of Patent: January 30, 2018
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Joo-Han Bae, Jin Hwan Kim
  • 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
  • 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
  • Patent number: 9817529
    Abstract: Provided is a flexible touch panel, including: a flexible substrate; and a touch sensor unit positioned on the flexible substrate and including a transparent conductive oxide pattern and a transparent conductive polymer pattern which are stacked while being connected to each other.
    Type: Grant
    Filed: June 9, 2015
    Date of Patent: November 14, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Joo-Han Bae, Jin Hwan Kim
  • Patent number: 9798426
    Abstract: A touch panel including: a substrate; first conductive patterns separately disposed on the substrate with a preset distance therebetween; second conductive patterns formed thereon to separately intersect the first conductive patterns with a preset distance therebetween; a second connecting member configured to connect adjacent second conductive patterns to each other; an insulating pattern configured to cover a preselected region of the second connecting member; and a first connecting member disposed on the insulating pattern to connect adjacent first conductive patterns to each other. The first conductive patterns and the second conductive pattern portion are flexible.
    Type: Grant
    Filed: August 13, 2014
    Date of Patent: October 24, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jin Hwan Kim, Hee Woong Park, Joo-Han Bae, Byeong Kyu Jeon