Patents by Inventor Jong Hyun Choi

Jong Hyun Choi 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: 20220246706
    Abstract: A display device includes a substrate, a semiconductor layer on the substrate and including a channel area of a first transistor, a first insulating layer on the semiconductor layer, a first conductive layer on the first insulating layer and including a plurality of split patterns which overlap with the channel area of the first transistor, a second insulating layer on the first conductive layer, a shield pattern on the second insulating layer and having a constant voltage applied thereto, a third insulating layer on the second conductive layer, and a third conductive layer on the third insulating layer and including a scan connecting pattern which electrically connects the split patterns to each other and overlaps with the semiconductor layer in an overlapping area different from the channel area.
    Type: Application
    Filed: September 10, 2021
    Publication date: August 4, 2022
    Inventors: Jong Hyun CHOI, Dae Suk KIM
  • Publication number: 20220246712
    Abstract: A display device may include a display panel including a display area, a non-display area which may be disposed on a periphery of the display area, and a pad area which may be disposed on one side of the non-display area. The display panel may include data lines disposed in the display area of the display panel along a second direction which intersects a first direction, and connection lines disposed in the display area of the display panel along the first direction. A first data line among the data lines may be connected to a first connection line among the connection lines.
    Type: Application
    Filed: April 22, 2022
    Publication date: August 4, 2022
    Applicant: Samsung Display Co., LTD.
    Inventors: Seung Hwan CHO, Jong Hyun CHOI, Ju Chan PARK, Seung Min SONG, Min Seong YI
  • Publication number: 20220231258
    Abstract: A display device includes a first display area, a second display area and a non-display area between the first display area and the second display area and extending in a first direction, at least a portion of the non-display area having a bending area connecting the first display area to the second display area, the display device comprising: light-emitting elements on a base substrate in the first display area and in the second display area; a first encapsulation layer covering light-emitting elements in the first display area; a second encapsulation layer covering light-emitting elements in the second display area; a signal wiring crossing the non-display area and extending in a second direction; and an upper compensation layer in the non-display area and filling a gap between the first encapsulation layer and the second encapsulation layer.
    Type: Application
    Filed: November 18, 2019
    Publication date: July 21, 2022
    Inventors: Seung-Hwan CHO, Jong-Hyun CHOI, Seung-Lyong BOK, Jung-Kyu LEE, Young-Cheol JEONG
  • Publication number: 20220223667
    Abstract: A display device includes: a substrate comprising a display region including main pixels, and a sensor region including auxiliary pixels and transmission areas; first anodes arranged so as to correspond to the main pixels; first pixel defining layers for defining openings which partially expose the first anodes; spacers provided on the first pixel defining layers and protruding in the thickness direction; second anodes arranged so as to correspond to the auxiliary pixels; and second pixel defining layers for defining openings which partially expose the second anodes. The spacers and the second pixel defining layers are simultaneously formed of the same material.
    Type: Application
    Filed: November 27, 2019
    Publication date: July 14, 2022
    Inventors: Jong Hyun CHOI, Seung Hwan CHO, Tae Woo KIM
  • Patent number: 11386851
    Abstract: A display device includes a display portion having a substantially rectangular area with rounded edges in which a plurality of data lines are arranged. The display device includes a first area corresponding to a rounded edge part and a second area corresponding to a straight edge part adjacent to the first area. A data driving circuit includes a plurality of output channels configured to output data voltages. Odd-numbered output channels output data voltages according to a sequential arrangement of data lines in the second area. Even-numbered output channels output data voltages according to a reverse sequential arrangement of data lines in the first area.
    Type: Grant
    Filed: April 20, 2020
    Date of Patent: July 12, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Gyung Soon Park, Seung-Hwan Cho, Jong Hyun Choi
  • Publication number: 20220208898
    Abstract: A display device is provided. The display device comprises a display panel having a display region and a non-display region, wherein the display panel is bent along a first bending line extending in a first direction and a second bending line extending in a second direction crossing the first direction, an outer profile of the non-display region forms a corner portion of the display panel, and the corner portion is symmetrical with respect to an extension line that bisects an angle formed by the first bending line and the second bending line.
    Type: Application
    Filed: December 27, 2019
    Publication date: June 30, 2022
    Inventors: Seung Hwan CHO, Young Cheol JEONG, Jong Hyun CHOI, Gyung Soon PARK
  • Patent number: 11360438
    Abstract: A display device includes a substrate having a through-hole. The display device also includes a display unit formed on the substrate and surrounding the through-hole, and the display unit is configured to display an image and includes pixels.
    Type: Grant
    Filed: December 4, 2020
    Date of Patent: June 14, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Ki Nyeng Kang, Keum Nam Kim, Jong Hyun Choi
  • Patent number: 11357118
    Abstract: A display device includes: a display panel including first and second areas, and a bending portion between the first and second areas; and a cover window on the display panel. The first area is between the cover window and the second area when the display panel is in a bent state, the first bending portion is between the cover window and the third bending portion when the display panel is in the bent state, and the bending portion includes a first bending portion extending from the first area, a second bending portion extending from the first bending portion, and a third bending portion between the second bending portion and the second area. A radius of curvature of the second bending portion is less than that of the first bending portion, and the radius of curvature of the second bending portion is less than that of the third bending portion.
    Type: Grant
    Filed: June 29, 2020
    Date of Patent: June 7, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Ki Nyeng Kang, Min Soo Kim, Jong Hyun Choi
  • Patent number: 11355071
    Abstract: A display device includes: a display area including pixels for displaying an image; a non-display area adjacent to the display area; scan lines connected to the pixels; a first scan driver circuit disposed in the non-display area, where the first scan driver circuit is connected to first scan lines among the scan lines, and outputs first scan signals to the first scan lines; and a second scan driver circuit disposed in the non-display area, where the second scan driver circuit is connected to second scan lines among the scan lines, and outputs second scan signals to the second scan lines. The second scan driver circuit is disposed farther away from the display area than the first scan driver circuit is.
    Type: Grant
    Filed: November 25, 2020
    Date of Patent: June 7, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Tae Hyun Kim, Jong Hyun Choi, Seung Hwan Cho
  • Publication number: 20220157255
    Abstract: A display device including a substrate including a display area and a non-display area, a plurality of signal lines disposed in the display area and extending along a first direction and from the non-display area to the display area, a connection line extending from the non-display area and electrically connected to a respective signal line of the plurality of signal lines in the non-display area, and an initialization voltage line extending in a second direction intersecting the first direction, wherein the connection line overlaps the initialization voltage line in a thickness direction of the display device.
    Type: Application
    Filed: February 4, 2022
    Publication date: May 19, 2022
    Applicant: Samsung Display Co., LTD.
    Inventors: Seung Hwan CHO, Ki Nyeng KANG, Sang Hoon LEE, Sun Ho KIM, Tae Woo KIM, Tae Hoon YANG, Jong Hyun CHOI
  • Patent number: 11316001
    Abstract: A display device may include a display panel including a display area, a non-display area which may be disposed on a periphery of the display area, and a pad area which may be disposed on one side of the non-display area. The display panel may include data lines disposed in the display area of the display panel along a second direction which intersects a first direction, and connection lines disposed in the display area of the display panel along the first direction. A first data line among the data lines may be connected to a first connection line among the connection lines.
    Type: Grant
    Filed: March 10, 2020
    Date of Patent: April 26, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seung Hwan Cho, Jong Hyun Choi, Ju Chan Park, Seung Min Song, Min Seong Yi
  • Publication number: 20220123093
    Abstract: A display device includes a substrate including a display region and a non-display region; a plurality of pixels disposed in the display region of the substrate, and each including at least one transistor and a light emitting element connected to the transistor; first to fourth insulating layers successively disposed on the substrate; a scan line disposed on each of the pixels to apply a scan signal to a corresponding pixel, and disposed on the first insulating layer; a first conductive layer extending in a direction parallel to an extending direction of the scan line on the third insulating layer, and disposed in common on the pixels; an opening configured to expose a part of the substrate by removing a part of the first to third insulating layers between one pixel of the pixels and a pixel adjacent thereto; and an insulating pattern disposed in the opening.
    Type: Application
    Filed: July 15, 2019
    Publication date: April 21, 2022
    Inventors: Sun Ho KIM, Ju Chan PARK, Sun Hee LEE, Hee Rim SONG, Seung Hwan CHO, Jong Hyun CHOI
  • Publication number: 20220093720
    Abstract: A display device including a display area and a non-display area, the display device including a plurality of data wires disposed in the display area and in the non-display area, a plurality of connecting wires disposed in the display area and connected to the data wires, a plurality of dummy patterns disposed in the display area in the same layer as the connecting wires, and shielding patterns disposed on the connecting wires. First gaps are defined between the connecting wires and the dummy patterns, and the shielding patterns overlap with the first gaps.
    Type: Application
    Filed: October 18, 2021
    Publication date: March 24, 2022
    Inventors: Min Seong YI, Seung Hwan CHO, Tae Hyun KIM, Jong Hyun CHOI
  • Publication number: 20220093705
    Abstract: A display device may include a substrate including a first pixel area on which a first pixel is positioned and a second pixel area on which a second pixel is positioned, a metal layer disposed on the substrate between the first pixel area and the second pixel area, an inorganic insulating layer disposed on the metal layer and having a groove exposing at least a portion of the metal layer, and an organic insulating layer filling the groove of the inorganic insulating layer.
    Type: Application
    Filed: November 15, 2019
    Publication date: March 24, 2022
    Inventors: Sun-Ho KIM, Ju-Chan PARK, Sun-Hee LEE, Hyun KIM, Jong-Hyun CHOI
  • Patent number: 11276743
    Abstract: A display apparatus includes: a substrate including a display area in which a plurality of pixel areas is arranged, and a peripheral area adjacent to the display area and in which a pad portion including a plurality of pad electrodes is arranged; a first signal line and a second signal line in the display area on the substrate; a first connecting line electrically connected to the first signal line and connected to the pad portion, at least a portion of the first connecting line being in the display area; and a dummy line on a same layer as the first connecting line.
    Type: Grant
    Filed: April 7, 2020
    Date of Patent: March 15, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Seung-Hwan Cho, Jong Hyun Choi, Gyung Soon Park, Juchan Park, Seungmin Song, Minseong Yi
  • Patent number: 11271017
    Abstract: A display device includes: a substrate including a main display portion, edge portions disposed at edges of the main display portion and including rounded corners, first side portions bent from the edge portions, and second side portions bent from the main display portion; scan lines and data lines that are disposed on the substrate; transistors connected to the scan lines and the data lines; and a data voltage transmission line connected to data lines that are disposed in the first side portions and the edge portions.
    Type: Grant
    Filed: September 30, 2019
    Date of Patent: March 8, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seung-Hwan Cho, Jong Hyun Choi, Kyung-Hoon Kim, Dong Hwan Shim, Seon Young Choi
  • Patent number: D948505
    Type: Grant
    Filed: March 16, 2020
    Date of Patent: April 12, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Min Joo Kim, Jong Hyun Choi, Ki Nyeng Kang, Min Soo Kim
  • Patent number: D951240
    Type: Grant
    Filed: April 23, 2019
    Date of Patent: May 10, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Seon Beom Ji, Jong Hyun Choi, Seung Min Lee, Dong Hwan Shim
  • Patent number: D954051
    Type: Grant
    Filed: March 13, 2020
    Date of Patent: June 7, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Min Joo Kim, Jong Hyun Choi, Ki Nyeng Kang, Min Soo Kim, Hoon Gi Lee
  • Patent number: D958095
    Type: Grant
    Filed: March 13, 2020
    Date of Patent: July 19, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Min Joo Kim, Jong Hyun Choi, Ki Nyeng Kang, Min Soo Kim, Jung Eun Hong