Patents by Inventor Kang-Moon Jo

Kang-Moon Jo 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: 11917879
    Abstract: A display device including: a substrate; an active layer disposed on the substrate and including active patterns; a first conductive layer disposed on the active layer; a second conductive layer disposed on the first conductive layer and including a data line; a third conductive layer disposed on the second conductive layer; and a light-emitting element disposed on the third conductive layer, wherein the first conductive layer includes a scan line, a first voltage line, and a second voltage line, the third conductive layer includes a third voltage line connected to the first voltage line and a fourth voltage line connected to the second voltage line, the first voltage line and the second voltage line extend in a first direction, the third voltage line and the fourth voltage line extend in a second direction, and the third voltage line and the fourth voltage line are alternately arranged in the first direction.
    Type: Grant
    Filed: December 13, 2021
    Date of Patent: February 27, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Kang Moon Jo, Dong Woo Kim, Sung Jae Moon, Jun Hyun Park, An Su Lee
  • Patent number: 11900882
    Abstract: A display device includes a first conductive layer, a first insulation layer disposed on the first conductive layer, and active patterns disposed on the first insulation layer. The display device further includes a second conductive layer disposed on the active patterns and including a first gate electrode that overlaps a channel region of the active patterns and a driving gate electrode, a second insulation layer disposed on the second conductive layer, a third conductive layer including a capacitor electrode and at least one scan line disposed on the second insulation layer, a third insulation layer disposed on the third conductive layer, and an electrode layer including a first electrode disposed on the third insulation layer. The first electrode is connected to the capacitor electrode, the capacitor electrode overlaps the driving gate electrode, and the capacitor electrode and the driving gate electrode form a capacitor.
    Type: Grant
    Filed: January 27, 2022
    Date of Patent: February 13, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sung Jae Moon, Dong Woo Kim, Kang Moon Jo, Jun Hyun Park, An Su Lee
  • Patent number: 11871627
    Abstract: A display device includes: a substrate; a first conductive layer including a lower pattern disposed on the substrate; an active layer including a first active pattern disposed on the first conductive layer; and a second conductive layer including a first gate electrode disposed on the active layer, wherein the first gate electrode overlaps a first channel region included in the first active pattern, the lower pattern overlaps the first active pattern, and the first active pattern does not cross an edge of the lower pattern.
    Type: Grant
    Filed: November 22, 2021
    Date of Patent: January 9, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jun Hyun Park, Kang Moon Jo, Dong Woo Kim
  • Patent number: 11869443
    Abstract: There are provided a gate driver and a display device including the same. The gate driver includes: a first scan driver; a first sensing driver; a first scan clock line; and a first sensing clock line. The first scan clock line includes a first scan clock main line extending in one direction, and a first scan clock connection line connected to the first scan clock main line and the first scan driver. The first sensing clock line includes a first sensing clock main line extending in one direction, and a first sensing clock connection line connected to the first sensing clock main line and the first sensing driver. The first scan clock main line is closer to each of the first scan driver and the first sensing driver than the first sensing clock main line.
    Type: Grant
    Filed: October 24, 2022
    Date of Patent: January 9, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jun Hyun Park, Dong Woo Kim, An Su Lee, Kang Moon Jo
  • Patent number: 11818931
    Abstract: A display device including: a substrate; first, second, and third data lines extending in a first direction on the substrate and disposed to be adjacent along a second direction crossing the first direction; a semiconductor layer disposed on the first, second, and third data lines; a first insulating layer disposed on the semiconductor layer; first, second, and third lower storage electrodes disposed on the first insulating layer and arranged to be adjacent along the first direction; a second insulating layer disposed on the first, second, and third lower storage electrodes; a first scan line extending in the second direction on the second insulating layer; a first pixel connected to the first scan line and the first data line; a second pixel connected to the first scan line and the second data line; and a third pixel connected to the first scan line and the third data line.
    Type: Grant
    Filed: January 17, 2023
    Date of Patent: November 14, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kang Moon Jo, Sung Jae Moon, An Su Lee, Tak-Young Lee
  • Publication number: 20230337488
    Abstract: The present disclosure relates to a display device, and the display device according to an exemplary embodiment of the present inventive concept includes: a first pixel circuit portion including at least one transistor; a second pixel circuit portion including at least one transistor; a first pixel electrode electrically connected to the first pixel circuit portion; a second pixel electrode electrically connected to the second pixel circuit portion; a first data line electrically connected to the first pixel circuit portion; and a second data line electrically connected to the second pixel circuit portion, wherein the first data line and the second data line are arranged adjacent to each other along a first direction, and the second pixel electrode overlaps the first data line and the second data line in a plan view.
    Type: Application
    Filed: June 22, 2023
    Publication date: October 19, 2023
    Inventors: Jun Hyun PARK, Dong Woo KIM, Sung Jae MOON, Kang Moon JO
  • Patent number: 11723241
    Abstract: The present disclosure relates to a display device, and the display device according to an exemplary embodiment of the present inventive concept includes: a first pixel circuit portion including at least one transistor; a second pixel circuit portion including at least one transistor; a first pixel electrode electrically connected to the first pixel circuit portion; a second pixel electrode electrically connected to the second pixel circuit portion; a first data line electrically connected to the first pixel circuit portion; and a second data line electrically connected to the second pixel circuit portion, wherein the first data line and the second data line are arranged adjacent to each other along a first direction, and the second pixel electrode overlaps the first data line and the second data line in a plan view.
    Type: Grant
    Filed: May 8, 2020
    Date of Patent: August 8, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jun Hyun Park, Dong Woo Kim, Sung Jae Moon, Kang Moon Jo
  • Patent number: 11683964
    Abstract: An organic light emitting diode display includes a substrate, a semiconductor pattern disposed on the substrate, a first conductive layer disposed on the semiconductor pattern and including a first gate electrode having an island-shaped structure, a second gate electrode having an island-shaped structure, and a third gate electrode having an island-shaped structure, and a second conductive layer disposed on the first conductive layer and including a first initialization voltage line overlapping the first gate electrode, a scan line overlapping the second gate electrode, and a control signal line overlapping the third gate electrode, where the control signal line is electrically connected to the third gate electrode, the scan line is electrically connected to the second gate electrode, and the first initialization voltage line, the scan line, and the control signal line extend in a first direction.
    Type: Grant
    Filed: August 10, 2020
    Date of Patent: June 20, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Kang Moon Jo, Chong Chui Chai, Jun Hyun Park, An Su Lee
  • Patent number: 11676544
    Abstract: An organic light emitting diode display including: a data wiring that includes a main data line disposed in a display area and a first data line disposed in a peripheral area; a driving voltage wiring that includes a main driving voltage line disposed in the display area and a first driving voltage line that is connected with the main driving voltage line and disposed in the peripheral area while extending in a first direction; and a driving low-voltage wiring that includes a cathode extending to the peripheral area while overlapping the display area, and a plurality of first driving low-voltage connection portions that are connected with the cathode and disposed in the peripheral area, wherein each of the plurality of first driving low-voltage connection portions comprises a wiring portion extended in the first direction and a pad portion electrically connected with the wiring portion.
    Type: Grant
    Filed: November 10, 2021
    Date of Patent: June 13, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jun Hyun Park, An Su Lee, Dong Woo Kim, Sung Jae Moon, Kang Moon Jo
  • Publication number: 20230085547
    Abstract: There are provided a gate driver and a display device including the same. The gate driver includes: a first scan driver; a first sensing driver; a first scan clock line; and a first sensing clock line. The first scan clock line includes a first scan clock main line extending in one direction, and a first scan clock connection line connected to the first scan clock main line and the first scan driver. The first sensing clock line includes a first sensing clock main line extending in one direction, and a first sensing clock connection line connected to the first sensing clock main line and the first sensing driver. The first scan clock main line is closer to each of the first scan driver and the first sensing driver than the first sensing clock main line.
    Type: Application
    Filed: October 24, 2022
    Publication date: March 16, 2023
    Inventors: Jun Hyun PARK, Dong Woo KIM, An Su LEE, Kang Moon JO
  • Patent number: 11600688
    Abstract: A display device includes a substrate, a metal layer disposed on the substrate, a first conductive layer including a lower pattern disposed on the metal layer, an active layer disposed on the first conductive layer, a second conductive layer disposed on the active layer and including a first gate electrode, a pixel electrode disposed on the second conductive layer, and an emission layer and a common electrode disposed on the pixel electrode.
    Type: Grant
    Filed: March 30, 2020
    Date of Patent: March 7, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jun Hyun Park, Dong Woo Kim, Sung Jae Moon, Kang Moon Jo
  • Publication number: 20230065100
    Abstract: A display device includes a substrate including a display area and a non-display area around the display area; a transistor on the substrate; an insulating layer on the transistor; a power voltage line on the insulating layer and transferring a power voltage; a data line on the insulating layer and transferring a data voltage; and an auxiliary wire between the substrate and the power voltage line in the display area. The auxiliary wire includes a portion overlapping the power voltage line and a portion overlapping the data line in a plan view and is electrically connected to the power voltage line.
    Type: Application
    Filed: November 8, 2022
    Publication date: March 2, 2023
    Applicant: Samsung Display Co., LTD.
    Inventors: Jun Hyun PARK, Dong Woo KIM, An Su LEE, Kang Moon JO
  • Patent number: 11587975
    Abstract: A display device includes a substrate; a semiconductor layer disposed on the substrate; a gate insulating film disposed on the semiconductor layer; a gate layer disposed on the gate insulating film and insulated from the semiconductor layer; an insulating film disposed on the semiconductor layer and the gate layer; and a metal layer disposed on the insulating film, wherein the semiconductor layer and the gate layer are electrically connected through the metal layer, and the semiconductor layer overlaps the gate layer in a plan view.
    Type: Grant
    Filed: August 20, 2020
    Date of Patent: February 21, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jee Hoon Kim, Jae Seol Cho, Jong Moo Huh, Sung Jae Moon, Hui-Won Yang, Kang Moon Jo
  • Patent number: 11563077
    Abstract: A display device includes: a substrate; first, second, and third data lines extending in a first direction on the substrate and disposed to be adjacent along a second direction crossing the first direction; a semiconductor layer disposed on the first, second, and third data lines; a first insulating layer disposed on the semiconductor layer; first, second, and third lower storage electrodes disposed on the first insulating layer and arranged to be adjacent along the first direction; a second insulating layer disposed on the first, second, and third lower storage electrodes; a first scan line extending in the second direction on the second insulating layer; a first pixel connected to the first scan line and the first data line; a second pixel connected to the first scan line and the second data line; and a third pixel connected to the first scan line and the third data line.
    Type: Grant
    Filed: January 27, 2021
    Date of Patent: January 24, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kang Moon Jo, Sung Jae Moon, An Su Lee, Tak-Young Lee
  • Publication number: 20220415992
    Abstract: A display device including a substrate, a first upper power line, a conductive member, a protective insulating layer, an upper connection member, and a sub-pixel structure. The upper connection member is disposed in a first pad area and a first peripheral area on a planarization layer, and electrically connects the first upper power line and the conductive member through a first contact hole, which is formed in the protective insulating layer and the planarization layer located on the conductive member, and a second contact hole, which is formed in the protective insulating layer and the planarization layer located on the first upper power line.
    Type: Application
    Filed: November 29, 2019
    Publication date: December 29, 2022
    Inventors: Jun-Hyun PARK, Dong-Woo KIM, An-Su LEE, Kang-Moon JO
  • Patent number: 11521541
    Abstract: A display device includes a substrate including a display area and a non-display area around the display area; a transistor on the substrate; an insulating layer on the transistor; a power voltage line on the insulating layer and transferring a power voltage; a data line on the insulating layer and transferring a data voltage; and an auxiliary wire between the substrate and the power voltage line in the display area. The auxiliary wire includes a portion overlapping the power voltage line and a portion overlapping the data line in a plan view and is electrically connected to the power voltage line.
    Type: Grant
    Filed: May 12, 2020
    Date of Patent: December 6, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jun Hyun Park, Dong Woo Kim, An Su Lee, Kang Moon Jo
  • Patent number: 11508796
    Abstract: A display device including a substrate including a display area and an opening area therein, a data conductive layer on the substrate and including a source electrode and a voltage wiring in the opening area, a protective layer on the data conductive layer and covering the source electrode and the voltage wiring, a pixel electrode layer including a pixel electrode connected to the source electrode through a first contact hole, and an electrode pattern connected to the voltage wiring through a second contact hole, a pixel defining layer including an opening exposing the pixel electrode and a hole exposing the electrode pattern, a light emitting layer on the pixel defining layer and a common electrode on the light emitting layer, wherein the hole does not overlap the first and second contact holes.
    Type: Grant
    Filed: May 28, 2020
    Date of Patent: November 22, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jun Hyun Park, Dong Woo Kim, Kang Moon Jo, Sung Jae Moon
  • Patent number: 11501715
    Abstract: A display device includes a substrate that includes a display area for displaying an image and a non-display area surrounding the display area, a plurality of pixels that are disposed in the display area and each include an organic light emitting diode and a pixel circuit portion configured to operate the organic light emitting diode, and a scan driver that is disposed in the non-display area and includes a plurality of stages configured to output scan signals to the plurality of pixels. The plurality of stages may be arranged in n columns, a height of one stage may correspond to a height of n pixels, and n may be an integer of 2 or more.
    Type: Grant
    Filed: June 23, 2020
    Date of Patent: November 15, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Kang Moon Jo, Chong Chul Chai, Young Wan Seo, Cheol-Gon Lee
  • Publication number: 20220352294
    Abstract: A display device includes a first pixel including a first transistor, a second transistor, and a third transistor, a second pixel disposed adjacent to the first pixel in a first direction, and including a first transistor, a second transistor, and a third transistor, and an initialization voltage line disposed between the first pixel and the second pixel, and extending in a second direction crossing the first direction. The second transistor of the first pixel and the second transistor of the second pixel are connected to the initialization voltage line. The first, second, and third transistors of the first pixel and the first, second, and third transistors of the second pixel are symmetrical with respect to the initialization voltage line.
    Type: Application
    Filed: July 14, 2022
    Publication date: November 3, 2022
    Inventors: KANG MOON JO, YOUNG WAN SEO, CHONG CHUL CHAI
  • Patent number: 11482177
    Abstract: There are provided a gate driver and a display device including the same. The gate driver includes: a first scan driver; a first sensing driver; a first scan clock line; and a first sensing clock line. The first scan clock line includes a first scan clock main line extending in one direction, and a first scan clock connection line connected to the first scan clock main line and the first scan driver. The first sensing clock line includes a first sensing clock main line extending in one direction, and a first sensing clock connection line connected to the first sensing clock main line and the first sensing driver. The first scan clock main line is closer to each of the first scan driver and the first sensing driver than the first sensing clock main line.
    Type: Grant
    Filed: February 22, 2021
    Date of Patent: October 25, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jun Hyun Park, Dong Woo Kim, An Su Lee, Kang Moon Jo