Patents by Inventor Ki-Wook Kim

Ki-Wook Kim 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: 12293711
    Abstract: Provided are a display device. The display device comprises: a display unit defined by a display area and a non-display area located outside the display area, and including pixels arranged in the display area, first sensing wirings electrically connected to the pixels, and auxiliary voltage wirings electrically separated from the pixels; and a sensing unit electrically connected to the first sensing wirings, wherein the first sensing wirings and the auxiliary voltage wirings extend in a first direction and are sequentially arranged along a second direction perpendicular to the first direction at first intervals, the first sensing wirings are spaced apart from each other along the second direction at second intervals greater than the first intervals and are electrically separated from each other, and the auxiliary voltage wirings are electrically connected to each other.
    Type: Grant
    Filed: October 17, 2022
    Date of Patent: May 6, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ki Wook Kim, Kwang Min Kim, Yang Wan Kim, Ji Su Na, Min Woo Byun
  • Publication number: 20250006120
    Abstract: A display device includes: a plurality of data lines extending in a first direction, and first to third pixels connected to the plurality of data lines. The first pixel includes a first pixel electrode overlapping the plurality of data lines in a plan view in a thickness direction. The second pixel includes a second pixel electrode spaced apart from the plurality of data lines in the plan view in the thickness direction. The third pixel includes a third pixel electrode overlapping the plurality of data lines in the plan view in the thickness direction.
    Type: Application
    Filed: September 16, 2024
    Publication date: January 2, 2025
    Inventors: Ki Wook KIM, Yang Wan KIM, Ji Su NA, Joong Soo MOON, Kyoung Jin PARK, Myeong Hee SEO, Seon I JEONG, Chang Kyu JIN
  • Patent number: 12125433
    Abstract: A display device includes: a plurality of data lines extending in a first direction, and first to third pixels connected to the plurality of data lines. The first pixel includes a first pixel electrode overlapping the plurality of data lines in a plan view in a thickness direction. The second pixel includes a second pixel electrode spaced apart from the plurality of data lines in the plan view in the thickness direction. The third pixel includes a third pixel electrode overlapping the plurality of data lines in the plan view in the thickness direction.
    Type: Grant
    Filed: October 6, 2021
    Date of Patent: October 22, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Ki Wook Kim, Yang Wan Kim, Ji Su Na, Joong Soo Moon, Kyoung Jin Park, Myeong Hee Seo, Seon I Jeong, Chang Kyu Jin
  • Patent number: 11997902
    Abstract: A display panel includes pixels and a driver IC pad area; a driver IC on the driver IC pad area of the display panel; first input pads and first output pads that overlap the driver IC pad area; a flexible printed circuit adjacent to the driver IC pad area on the display panel; first output test pads that overlap the flexible printed circuit, and are respectively extended to the first output pads; and first input extending wires that overlap the flexible printed circuit, are respectively extended to the first input pads, and are between the first output test pads.
    Type: Grant
    Filed: July 17, 2023
    Date of Patent: May 28, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Ki Wook Kim, Joong-Soo Moon
  • Patent number: 11957005
    Abstract: A display device includes: a substrate; scan lines extending in a first direction, and arranged along a second direction crossing the first direction on the substrate; data lines extending in the second direction, and arranged along the first direction on the substrate; a display area including pixels connected to the scan lines and the data lines; and a non-display area around the display area, and including compensation capacitors connected to some scan lines from among the scan lines. A sum of a capacitance of q odd scan lines or q even scan lines that are adjacent to each other from among the scan lines increases in the second direction, where q is a positive integer.
    Type: Grant
    Filed: July 23, 2020
    Date of Patent: April 9, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Seo Won Choe, Ki Wook Kim, Yang Wan Kim, Hyun Woong Kim, Eun Byul Jo
  • Publication number: 20230371330
    Abstract: A display panel includes pixels and a driver IC pad area; a driver IC on the driver IC pad area of the display panel; first input pads and first output pads that overlap the driver IC pad area; a flexible printed circuit adjacent to the driver IC pad area on the display panel; first output test pads that overlap the flexible printed circuit, and are respectively extended to the first output pads; and first input extending wires that overlap the flexible printed circuit, are respectively extended to the first input pads, and are between the first output test pads.
    Type: Application
    Filed: July 17, 2023
    Publication date: November 16, 2023
    Applicant: Samsung Display Co., LTD.
    Inventors: Ki Wook KIM, Joong-Soo MOON
  • Publication number: 20230363214
    Abstract: A display device includes a substrate having a display area and a non-display area. A plurality of insulation layers are disposed on the substrate. A pixel is disposed on the substrate in the display area. The pixel includes a transistor and a light emitting element electrically connected to the transistor. A crack blocker is disposed on the substrate in the non-display area and includes a plurality of first crack block grooves defined in at least one of the plurality of insulation layers. Each first crack block grooves extends in a first direction and is arranged in a second direction crossing the first direction. A plurality of second crack block grooves is defined in at least one of the plurality of insulation layers and is adjacent to the plurality of first crack block grooves. Each second crack block grooves extends in the second direction and is arranged in the first direction.
    Type: Application
    Filed: July 24, 2023
    Publication date: November 9, 2023
    Inventors: Jihye HEO, Ki Wook Kim, Eunbyul Jo, Joong-Soo Moon
  • Patent number: 11751453
    Abstract: A display panel includes pixels and a driver IC pad area; a driver IC on the driver IC pad area of the display panel; first input pads and first output pads that overlap the driver IC pad area; a flexible printed circuit adjacent to the driver IC pad area on the display panel; first output test pads that overlap the flexible printed circuit, and are respectively extended to the first output pads; and first input extending wires that overlap the flexible printed circuit, are respectively extended to the first input pads, and are between the first output test pads.
    Type: Grant
    Filed: March 30, 2022
    Date of Patent: September 5, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Ki Wook Kim, Joong-Soo Moon
  • Patent number: 11711949
    Abstract: A display device includes a substrate having a display area and a non-display area. A plurality of insulation layers are disposed on the substrate. A pixel is disposed on the substrate in the display area. The pixel includes a transistor and a light emitting element electrically connected to the transistor. A crack blocker is disposed on the substrate in the non-display area and includes a plurality of first crack block grooves defined in at least one of the plurality of insulation layers. Each first crack block grooves extends in a first direction and is arranged in a second direction crossing the first direction. A plurality of second crack block grooves is defined in at least one of the plurality of insulation layers and is adjacent to the plurality of first crack block grooves. Each second crack block grooves extends in the second direction and is arranged in the first direction.
    Type: Grant
    Filed: August 20, 2020
    Date of Patent: July 25, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jihye Heo, Ki Wook Kim, Eunbyul Jo, Joong-Soo Moon
  • Publication number: 20230031335
    Abstract: Provided are a display device. The display device comprises: a display unit defined by a display area and a non-display area located outside the display area, and including pixels arranged in the display area, first sensing wirings electrically connected to the pixels, and auxiliary voltage wirings electrically separated from the pixels; and a sensing unit electrically connected to the first sensing wirings, wherein the first sensing wirings and the auxiliary voltage wirings extend in a first direction and are sequentially arranged along a second direction perpendicular to the first direction at first intervals, the first sensing wirings are spaced apart from each other along the second direction at second intervals greater than the first intervals and are electrically separated from each other, and the auxiliary voltage wirings are electrically connected to each other.
    Type: Application
    Filed: October 17, 2022
    Publication date: February 2, 2023
    Inventors: Ki Wook Kim, Kwang Min Kim, Yang Wan Kim, Ji Su Na, Min Woo Byun
  • Patent number: 11482173
    Abstract: Provided are a display device. The display device comprises: a display unit defined by a display area and a non-display area located outside the display area, and including pixels arranged in the display area, first sensing wirings electrically connected to the pixels, and auxiliary voltage wirings electrically separated from the pixels; and a sensing unit electrically connected to the first sensing wirings, wherein the first sensing wirings and the auxiliary voltage wirings extend in a first direction and are sequentially arranged along a second direction perpendicular to the first direction at first intervals, the first sensing wirings are spaced apart from each other along the second direction at second intervals greater than the first intervals and are electrically separated from each other, and the auxiliary voltage wirings are electrically connected to each other.
    Type: Grant
    Filed: December 3, 2021
    Date of Patent: October 25, 2022
    Inventors: Ki Wook Kim, Kwang Min Kim, Yang Wan Kim, Ji Su Na, Min Woo Byun
  • Patent number: 11462167
    Abstract: A display device and a method of driving the same. The display device may include: a first pixel area including first pixels and first data lines coupled to the first pixels; a second pixel area including second pixels and second data lines coupled to the second pixels; a first non-pixel area disposed on one side of the first pixel area such that the first non-pixel area borders the first and second pixel areas; a data driver configured to output data signals corresponding to the first and second pixels through first and second output lines, respectively; and a switch unit including a first switch unit having a demux configured to alternately couple each of the first output lines to corresponding first data lines, and a second switch unit configured to couple the second output lines to the respective different second data lines.
    Type: Grant
    Filed: February 22, 2021
    Date of Patent: October 4, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jung Hun Yi, Seung Kyu Lee, Ki Wook Kim, Yang Wan Kim
  • Publication number: 20220223679
    Abstract: A display panel includes pixels and a driver IC pad area; a driver IC on the driver IC pad area of the display panel; first input pads and first output pads that overlap the driver IC pad area; a flexible printed circuit adjacent to the driver IC pad area on the display panel; first output test pads that overlap the flexible printed circuit, and are respectively extended to the first output pads; and first input extending wires that overlap the flexible printed circuit, are respectively extended to the first input pads, and are between the first output test pads.
    Type: Application
    Filed: March 30, 2022
    Publication date: July 14, 2022
    Applicant: Samsung Display Co., LTD.
    Inventors: Ki Wook KIM, Joong-Soo MOON
  • Publication number: 20220208088
    Abstract: A display device includes: a plurality of data lines extending in a first direction, and first to third pixels connected to the plurality of data lines. The first pixel includes a first pixel electrode overlapping the plurality of data lines in a plan view in a thickness direction. The second pixel includes a second pixel electrode spaced apart from the plurality of data lines in the plan view in the thickness direction. The third pixel includes a third pixel electrode overlapping the plurality of data lines in the plan view in the thickness direction.
    Type: Application
    Filed: October 6, 2021
    Publication date: June 30, 2022
    Inventors: Ki Wook KIM, Yang Wan KIM, Ji Su NA, Joong Soo MOON, Kyoung Jin PARK, Myeong Hee SEO, Seon I JEONG, Chang Kyu JIN
  • Patent number: 11309380
    Abstract: A display panel includes pixels and a driver IC pad area; a driver IC on the driver IC pad area of the display panel; first input pads and first output pads that overlap the driver IC pad area; a flexible printed circuit adjacent to the driver IC pad area on the display panel; first output test pads that overlap the flexible printed circuit, and are respectively extended to the first output pads; and first input extending wires that overlap the flexible printed circuit, are respectively extended to the first input pads, and are between the first output test pads.
    Type: Grant
    Filed: May 21, 2020
    Date of Patent: April 19, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Ki Wook Kim, Joong-Soo Moon
  • Publication number: 20220093043
    Abstract: Provided are a display device. The display device comprises: a display unit defined by a display area and a non-display area located outside the display area, and including pixels arranged in the display area, first sensing wirings electrically connected to the pixels, and auxiliary voltage wirings electrically separated from the pixels; and a sensing unit electrically connected to the first sensing wirings, wherein the first sensing wirings and the auxiliary voltage wirings extend in a first direction and are sequentially arranged along a second direction perpendicular to the first direction at first intervals, the first sensing wirings are spaced apart from each other along the second direction at second intervals greater than the first intervals and are electrically separated from each other, and the auxiliary voltage wirings are electrically connected to each other.
    Type: Application
    Filed: December 3, 2021
    Publication date: March 24, 2022
    Inventors: Ki Wook KIM, Kwang Min KIM, Yang Wan KIM, Ji Su NA, Min Woo BYUN
  • Patent number: 11217177
    Abstract: Provided herein is a display device including a plurality of pixels, wherein each pixel of the plurality of pixels includes: a driving transistor including a first electrode, a second electrode, and a first gate electrode; a first emission transistor including a third electrode coupled to the first electrode of the driving transistor, a fourth electrode, and a second gate electrode; and a second emission transistor including a fifth electrode coupled to the second electrode of the driving transistor, a sixth electrode, and a third gate electrode, wherein both the second gate electrode and the third gate electrode are coupled to an emission line, and wherein the first emission transistor is turned-on but the second emission transistor is turned-off, based on an emission signal supplied from the emission line.
    Type: Grant
    Filed: August 24, 2020
    Date of Patent: January 4, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Ki Wook Kim, Yang Wan Kim, Jong Won Park
  • Patent number: 11195462
    Abstract: Provided are a display device. The display device comprises: a display unit defined by a display area and a non-display area located outside the display area, and including pixels arranged in the display area, first sensing wirings electrically connected to the pixels, and auxiliary voltage wirings electrically separated from the pixels; and a sensing unit electrically connected to the first sensing wirings, wherein the first sensing wirings and the auxiliary voltage wirings extend in a first direction and are sequentially arranged along a second direction perpendicular to the first direction at first intervals, the first sensing wirings are spaced apart from each other along the second direction at second intervals greater than the first intervals and are electrically separated from each other, and the auxiliary voltage wirings are electrically connected to each other.
    Type: Grant
    Filed: February 24, 2021
    Date of Patent: December 7, 2021
    Inventors: Ki Wook Kim, Kwang Min Kim, Yang Wan Kim, Ji Su Na, Min Woo Byun
  • Patent number: 11094262
    Abstract: A display device may include a pixel, a chip pad spaced apart from the pixel, a film pad spaced apart from the chip pad, a wiring connecting the chip pad and the film pad and including a first wiring layer and a second wiring layer disposed on the first wiring layer, and an organic insulation layer covering the chip pad and the wiring. A first groove may be defined in the second wiring layer, and a second groove corresponding to the first groove may be defined in the organic insulation layer.
    Type: Grant
    Filed: April 16, 2020
    Date of Patent: August 17, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Deok-Young Choi, Hagyeong Song, Ki Wook Kim, Jin-Yup Kim
  • Publication number: 20210201785
    Abstract: Provided are a display device. The display device comprises: a display unit defined by a display area and a non-display area located outside the display area, and including pixels arranged in the display area, first sensing wirings electrically connected to the pixels, and auxiliary voltage wirings electrically separated from the pixels; and a sensing unit electrically connected to the first sensing wirings, wherein the first sensing wirings and the auxiliary voltage wirings extend in a first direction and are sequentially arranged along a second direction perpendicular to the first direction at first intervals, the first sensing wirings are spaced apart from each other along the second direction at second intervals greater than the first intervals and are electrically separated from each other, and the auxiliary voltage wirings are electrically connected to each other.
    Type: Application
    Filed: February 24, 2021
    Publication date: July 1, 2021
    Inventors: Ki Wook KIM, Kwang Min KIM, Yang Wan KIM, Ji Su NA, Min Woo BYUN