Patents by Inventor Chun-Gi You

Chun-Gi You 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).

  • Publication number: 20230059622
    Abstract: A display device includes a substrate, a thin-film transistor disposed on the substrate, a via insulating layer disposed above the thin-film transistor, a first electrode disposed on the via insulating layer and electrically connected to the thin-film transistor, a pixel-defining layer disposed on the via insulating layer and on the first electrode and that includes an opening that partially exposes an upper surface of the first electrode; and a first swelling prevention layer disposed on one end of the upper surface of the first electrode and interposed between the first electrode and the pixel-defining layer. The pixel-defining layer comprises a first region that overlaps the first swelling prevention layer and the first electrode, and a second region that overlaps the first electrode but not the first swelling prevention layer. The second region of the pixel-defining layer is in direct contact with the upper surface of the first electrode.
    Type: Application
    Filed: March 16, 2022
    Publication date: February 23, 2023
    Inventor: CHUN GI YOU
  • Publication number: 20230017296
    Abstract: A display device includes a display pad disposed on a substrate and including at least one through hole penetrating in a thickness direction of the substrate, at least one first protrusion pattern filling the at least one through hole and protruding above the display pad, a pad connection pattern overlapping the at least one first protrusion pattern and electrically connected to the display pad, and a connection lead of a circuit board, the connection lead being disposed on the pad connection pattern and electrically connected to the pad connection pattern.
    Type: Application
    Filed: February 25, 2022
    Publication date: January 19, 2023
    Applicant: Samsung Display Co., LTD.
    Inventor: Chun Gi YOU
  • Patent number: 11550441
    Abstract: Provided is a display device including a display unit including a display area, a transmitting portion surrounded by the display area, and a non-display area surrounding the display area, and a touch sensing unit having a transmissive area, dummies overlapping the transmitting portion and surrounding the transmissive area, and a touch sensor area surrounding the dummies and including first touch electrodes, and second touch electrodes respectively between the first touch electrodes, connected in a first direction, and spaced apart in a second direction perpendicular to the first direction, wherein the dummies include a main dummy surrounding the transmissive area, and at least one sub-dummy surrounding the main dummy, and wherein an outermost sub-dummy of the at least one sub-dummy that is at an outermost position of the dummies includes a first cut corresponding to a gap between adjacent first and second touch electrodes among the first and second touch electrodes.
    Type: Grant
    Filed: January 20, 2021
    Date of Patent: January 10, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sung Jin Yang, Hyun Sik Park, Chun Gi You
  • Patent number: 11550439
    Abstract: A display device including a touch sensing unit including a first touch conductive layer, a first touch insulating layer disposed on the first touch conductive layer, and a second touch conductive layer disposed on the first touch insulating layer. The touch sensor area includes a first touch sensor area located at a center of the touch sensor area, and a second touch sensor area located between the first touch sensor area and the curved portion. The first touch conductive layer includes a touch connection electrode connecting adjacent first touch electrodes, and a plurality of capacitance (cap) compensation patterns arranged in the second touch sensor area. The plurality of cap compensation patterns includes a first cap compensation pattern electrically connected to the adjacent first touch electrode and a second cap compensation pattern electrically connected to the adjacent second touch electrode.
    Type: Grant
    Filed: June 6, 2022
    Date of Patent: January 10, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sung Jin Yang, Ki Cheol Kim, Sung Hee Kim, Hyun Sik Park, Chun Gi You, Sung Ho Cho, Min Ho Chae
  • Publication number: 20220415252
    Abstract: A display device includes: a substrate including a display area configured to display images and a non-display area around the display area; a plurality of driving voltage lines in the display area; a plurality of initialization voltage lines in the display area; a plurality of driving voltage transmission lines in the non-display area and configured to transmit a driving voltage to the driving voltage line, and including a first driving voltage transmission line and a second driving voltage transmission line adjacent to each other; an initialization voltage transmission line in the non-display area and configured to transmit an initialization voltage to the initialization voltage line; and a bridge connecting the first driving voltage transmission line and the second driving voltage transmission line and overlapping the initialization voltage transmission line.
    Type: Application
    Filed: August 26, 2022
    Publication date: December 29, 2022
    Inventors: Sang-Ho MOON, Chun Gi YOU, Hyoung Hak KIM
  • Publication number: 20220415984
    Abstract: An organic light emitting diode display includes a substrate, a semiconductor layer disposed on the substrate, a first insulating layer which covers the semiconductor layer, a first conductive layer disposed on the first insulating layer, a second insulating layer which covers the first conductive layer, a second conductive layer disposed on the second insulating layer, a third insulating layer which covers the second conductive layer, a third conductive layer disposed on the third insulating layer, a first organic layer which covers the third conductive layer, and a fourth conductive layer disposed on the first organic layer, where the fourth conductive layer includes a lower layer, a middle layer, and an upper layer, and the lower layer is disposed between the first organic layer and the middle layer, and includes a transparent conductive oxidization film.
    Type: Application
    Filed: August 30, 2022
    Publication date: December 29, 2022
    Inventors: Sang-Ho MOON, Chun Gi YOU, Tae Kon KIM
  • Publication number: 20220397971
    Abstract: A touch sensing unit includes first touch electrodes, a first touch signal line, and a second touch signal line. The first touch electrodes are disposed in a touch sensor area. The first touch signal line is electrically connected to some of the first touch electrodes arranged in a first column. The second touch signal line is electrically connected to some of the first touch electrodes arranged in a second column different from the first column. The second touch signal line includes a first bent portion bent at least once in an intersection region of the first touch signal line and the second touch signal line.
    Type: Application
    Filed: May 30, 2022
    Publication date: December 15, 2022
    Inventors: Sung Jin YANG, Tae Ik Kim, Hyun Sik Park, Chun Gi You, Sung Ho Cho
  • Patent number: 11489035
    Abstract: A display device includes: a substrate; an insulating layer on the substrate and including a first opening; a first panel pad on the substrate and the insulating layer; and an anisotropic conductive film on the first panel pad, and the first panel pad includes a center area located at a center of the first opening, and a first edge area and a second edge area arranged along a lateral side of the insulating layer and located on respective sides of the center area with respect to a first direction, and the anisotropic conductive film overlaps at least one of the center area, the first edge area, and the second edge area of the first panel pad.
    Type: Grant
    Filed: October 9, 2020
    Date of Patent: November 1, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sang-Ho Moon, Chun Gi You
  • Patent number: 11467701
    Abstract: A touch sensor for a display device includes: a base layer; a first conductive layer disposed in a sensing region on the base layer; an insulating layer disposed on the first conductive layer; a second conductive layer disposed on the insulating layer in the sensing region; a first insulating pattern disposed on the second conductive layer; a plurality of signal lines provided in a non-sensing region, the plurality of signal lines being electrically connected to the first and second conductive layers; and a second insulating pattern disposed on the plurality of signal lines. The first insulating pattern and the second insulating pattern include the same material and are provided in the same layer.
    Type: Grant
    Filed: July 19, 2020
    Date of Patent: October 11, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Chun Gi You, Ma Eum Cho, Hyun Sik Park
  • Patent number: 11462601
    Abstract: An organic light emitting diode display includes a substrate, a semiconductor layer disposed on the substrate, a first insulating layer which covers the semiconductor layer, a first conductive layer disposed on the first insulating layer, a second insulating layer which covers the first conductive layer, a second conductive layer disposed on the second insulating layer, a third insulating layer which covers the second conductive layer, a third conductive layer disposed on the third insulating layer, a first organic layer which covers the third conductive layer, and a fourth conductive layer disposed on the first organic layer, where the fourth conductive layer includes a lower layer, a middle layer, and an upper layer, and the lower layer is disposed between the first organic layer and the middle layer, and includes a transparent conductive oxidization film.
    Type: Grant
    Filed: April 14, 2020
    Date of Patent: October 4, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sang-Ho Moon, Chun Gi You, Tae Kon Kim
  • Publication number: 20220310773
    Abstract: A display device according to an embodiment includes: a substrate including a display area for displaying images and a non-display area disposed around the display area; a plurality of connection lines disposed in the non-display area of the substrate and connected to the display area of the substrate; and a voltage transmitting line disposed in the non-display area of the substrate and transmitting a signal to the display area of the substrate, wherein the voltage transmitting line may include a first layer and a second layer overlapping each other in a depthdirection that is perpendicular to a surface of the substrate, the first layer may not overlap the connection lines in the depth direction, and the second layer may overlap some of the connection lines in the depth direction.
    Type: Application
    Filed: December 23, 2021
    Publication date: September 29, 2022
    Inventor: Chun Gi YOU
  • Publication number: 20220300117
    Abstract: A display device including a touch sensing unit including a first touch conductive layer, a first touch insulating layer disposed on the first touch conductive layer, and a second touch conductive layer disposed on the first touch insulating layer. The touch sensor area includes a first touch sensor area located at a center of the touch sensor area, and a second touch sensor area located between the first touch sensor area and the curved portion. The first touch conductive layer includes a touch connection electrode connecting adjacent first touch electrodes, and a plurality of capacitance (cap) compensation patterns arranged in the second touch sensor area. The plurality of cap compensation patterns includes a first cap compensation pattern electrically connected to the adjacent first touch electrode and a second cap compensation pattern electrically connected to the adjacent second touch electrode.
    Type: Application
    Filed: June 6, 2022
    Publication date: September 22, 2022
    Inventors: Sung Jin YANG, Ki Cheol KIM, Sung Hee KIM, Hyun Sik PARK, Chun Gi You, Sung Ho CHO, Min Ho CHAE
  • Patent number: 11450728
    Abstract: A display device includes: a substrate; a semiconductor layer; a gate electrode overlapping the semiconductor layer; a common voltage line disposed on a same layer as the gate electrode; a common voltage line anti-oxidation layer disposed on the common voltage line; an interlayer insulating layer; source and drain electrodes disposed on the interlayer insulating layer; and a common voltage applying electrode disposed on a same layer as the source electrode and the drain electrode. The common voltage applying electrode is connected to the common voltage line through a first contact hole formed in the interlayer insulating layer, the common voltage line anti-oxidation layer includes an opening overlapping the common voltage line, the interlayer insulating layer is disposed in the opening, a width of the opening is smaller than a width of the common voltage line, and the first contact hole is disposed in the opening in a plan view.
    Type: Grant
    Filed: September 21, 2020
    Date of Patent: September 20, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Chun Gi You, Gwang Geun Lee
  • Patent number: 11436976
    Abstract: A display device includes: a substrate including a display area configured to display images and a non-display area around the display area; a plurality of driving voltage lines in the display area; a plurality of initialization voltage lines in the display area; a plurality of driving voltage transmission lines in the non-display area and configured to transmit a driving voltage to the driving voltage line, and including a first driving voltage transmission line and a second driving voltage transmission line adjacent to each other; an initialization voltage transmission line in the non-display area and configured to transmit an initialization voltage to the initialization voltage line; and a bridge connecting the first driving voltage transmission line and the second driving voltage transmission line and overlapping the initialization voltage transmission line.
    Type: Grant
    Filed: June 16, 2021
    Date of Patent: September 6, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sang-Ho Moon, Chun Gi You, Hyoung Hak Kim
  • Patent number: 11411197
    Abstract: A display device includes a substrate including display and non-display areas, a driving element in the display area, a first via layer on the driving element and in the non-display area, a second via layer on the first via layer, a pixel electrode on the second via layer and overlapping the display area, an auxiliary electrode on the second via layer and overlapping the non-display area, a pixel defining layer on the second via layer and overlapping the pixel electrode, organic layer patterns on the second via layer and overlapping the auxiliary electrode, a light emitting layer on the pixel electrode, and a common electrode on the light emitting layer and the auxiliary electrode and electrically connected to the auxiliary electrode. The auxiliary electrode includes electrode holes, and an organic layer pattern includes a pattern hole overlapping an electrode hole.
    Type: Grant
    Filed: August 6, 2020
    Date of Patent: August 9, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sang Ho Moon, Chun Gi You, Tae Jong Eom
  • Publication number: 20220246686
    Abstract: A display device includes: a display panel including a base substrate having a display region and a hole region included in the display region; a touch sensor including a light blocking member disposed on the display panel, a first sensing insulating layer covering the light blocking member, a sensing electrode layer disposed on the first sensing insulating layer, and a second sensing insulating layer covering the sensing electrode layer; a polarizing layer disposed on the touch sensor; and a cover window disposed on the polarizing layer. At least one of the first sensing insulating layer and the second sensing insulating layer exposes at least a portion of the hole region.
    Type: Application
    Filed: April 18, 2022
    Publication date: August 4, 2022
    Inventors: Chun Gi YOU, Tae Ik KIM, Hyun Sik PARK
  • Patent number: 11379084
    Abstract: A touch sensor for a display device includes: a base layer; a plurality of first sensing electrodes and a plurality of second sensing electrodes spaced apart from each other on the base layer; a first connector electrically connecting the first sensing electrodes adjacent to each other; a first insulating layer disposed on the first sensing electrodes and the second sensing electrodes; a conductor disposed on the first insulating layer and connected to the second sensing electrodes through the first insulating layer; and a second insulating layer disposed on the first insulating layer to cover the conductor. The first insulating layer includes a first opening exposing at least one of a portion of a first separation area between the first connector and the second sensing electrodes, a portion of the first connector, and a portion of the second sensing electrodes, and the first opening is spaced apart from the conductor.
    Type: Grant
    Filed: October 5, 2020
    Date of Patent: July 5, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Chun Gi You, Tae Ik Kim, Hyun Sik Park
  • Patent number: 11354002
    Abstract: A display device including a touch sensing unit including a first touch conductive layer, a first touch insulating layer disposed on the first touch conductive layer, and a second touch conductive layer disposed on the first touch insulating layer. The touch sensor area includes a first touch sensor area located at a center of the touch sensor area, and a second touch sensor area located between the first touch sensor area and the curved portion. The first touch conductive layer includes a touch connection electrode connecting adjacent first touch electrodes, and a plurality of capacitance (cap) compensation patterns arranged in the second touch sensor area. The plurality of cap compensation patterns includes a first cap compensation pattern electrically connected to the adjacent first touch electrode and a second cap compensation pattern electrically connected to the adjacent second touch electrode.
    Type: Grant
    Filed: September 3, 2020
    Date of Patent: June 7, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sung Jin Yang, Ki Cheol Kim, Sung Hee Kim, Hyun Sik Park, Chun Gi You, Sung Ho Cho, Min Ho Chae
  • Patent number: 11347356
    Abstract: A touch sensing unit includes first touch electrodes, a first touch signal line, and a second touch signal line. The first touch electrodes are disposed in a touch sensor area. The first touch signal line is electrically connected to some of the first touch electrodes arranged in a first column. The second touch signal line is electrically connected to some of the first touch electrodes arranged in a second column different from the first column. The second touch signal line includes a first bent portion bent at least once in an intersection region of the first touch signal line and the second touch signal line.
    Type: Grant
    Filed: March 8, 2021
    Date of Patent: May 31, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sung Jin Yang, Tae Ik Kim, Hyun Sik Park, Chun Gi You, Sung Ho Cho
  • Patent number: 11309367
    Abstract: A display device includes: a display panel including a base substrate having a display region and a hole region included in the display region; a touch sensor including a light blocking member disposed on the display panel, a first sensing insulating layer covering the light blocking member, a sensing electrode layer disposed on the first sensing insulating layer, and a second sensing insulating layer covering the sensing electrode layer; a polarizing layer disposed on the touch sensor; and a cover window disposed on the polarizing layer. At least one of the first sensing insulating layer and the second sensing insulating layer exposes at least a portion of the hole region.
    Type: Grant
    Filed: October 28, 2020
    Date of Patent: April 19, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Chun Gi You, Tae Ik Kim, Hyun Sik Park