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).

  • Patent number: 11515369
    Abstract: A display device includes a substrate having an active area, a visible region located on the active area, and a non-visible region farther from the active area in a first direction than the visible region is; a first conductive layer disposed on the substrate; a first insulating layer disposed on the first conductive layer; a second conductive layer disposed on the first insulating layer; a first via layer disposed on the second conductive layer; a second insulating layer disposed on the first via layer; and a third conductive layer disposed on the second insulating layer and including touch signal lines. The visible region includes a line area where the second conductive layer is disposed, and a line-free area where the second conductive layer is not disposed. The third conductive layer includes a dummy pattern disposed in the line-free area and has a width greater than the touch signal lines.
    Type: Grant
    Filed: June 14, 2021
    Date of Patent: November 29, 2022
    Assignee: Samsung Display Co., LTD.
    Inventors: Young Woo Park, Tae Hyun Kim, Jong Hyun Choi, Hoon Gi Lee
  • Patent number: 11502155
    Abstract: A display device includes a substrate including an opening area in a display area and a non-display area between the display area and the opening area; signal wires disposed in the non-display area to bypass the opening area, and at least one groove disposed between the signal wires.
    Type: Grant
    Filed: August 27, 2020
    Date of Patent: November 15, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sang Hoon Lee, Ki Nyeng Kang, Tae Woo Kim, Tae Hoon Yang, Seon Beom Ji, Jong Hyun Choi
  • Publication number: 20220351690
    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: Application
    Filed: July 12, 2022
    Publication date: November 3, 2022
    Inventors: Gyung Soon Park, Seung-Hwan Cho, Jong Hyun Choi
  • Patent number: 11482591
    Abstract: A display device includes an active region including pixels receiving data signals through data lines, and a non-active region on a side of the active region in a first direction and including a pad portion. The display device includes non-active fan-out wirings in the non-active region and connected to the pad portion, signal wirings extending in the first direction across the active region and connected to the pixels, and connection wirings passing through the active region and connecting some of the non-active fan-out wirings and some of the signal wirings. Each of the connection wirings includes first and second extension portions made of a first conductive layer, and a third extension portion made of a second conductive layer different from the first conductive layer. The first and second extension portions extend in the first direction, and the third extension portion extends in a second direction intersecting the first direction.
    Type: Grant
    Filed: January 12, 2021
    Date of Patent: October 25, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seung Hwan Cho, Won Suk Choi, Jung Tae Park, Ki Ho Bang, Seong Jun Lee, Sang Hyun Jun, Jong Hyun Choi
  • Publication number: 20220317631
    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: Application
    Filed: June 13, 2022
    Publication date: October 6, 2022
    Inventors: KI NYENG KANG, KEUM NAM KIM, JONG HYUN CHOI
  • Publication number: 20220304167
    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: Application
    Filed: June 3, 2022
    Publication date: September 22, 2022
    Inventors: Ki Nyeng Kang, Min Soo Kim, Jong Hyun Choi
  • Publication number: 20220270553
    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: Application
    Filed: May 11, 2022
    Publication date: August 25, 2022
    Inventors: Tae Hyun KIM, Jong Hyun CHOI, Seung Hwan CHO
  • Publication number: 20220255044
    Abstract: A display device including a flat area extending in a direction and a bending area having a curvature is provided. The display device includes a panel part including a pixel array and including a first active area located in the flat area and a second active area located in the bending area, a protective window covering the panel part, and a high-refractive member on the panel part in the bending area and including a material having a refractivity greater than a refractivity of the protective window.
    Type: Application
    Filed: November 18, 2019
    Publication date: August 11, 2022
    Inventors: Min-Joo KIM, Jong-Hyun CHOI, Sun-Hee LEE, Seung-Min LEE, Tae-Hyun KIM
  • 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
  • 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
  • Patent number: D967818
    Type: Grant
    Filed: March 16, 2020
    Date of Patent: October 25, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Min Joo Kim, Jong Hyun Choi, Ki Nyeng Kang, Min Soo Kim