Patents by Inventor Ju Chan Park

Ju Chan Park 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: 20220165216
    Abstract: A display device includes: a substrate having a first display area, a second display area, and a non-display area; a first circuit disposed on the substrate; a first light emitter electrically connected to the first circuit and which overlaps the first display area; a second circuit disposed on the substrate; a second light emitter electrically connected to the second circuit and which overlaps the second display area; and a scan driver positioned on the substrate and which overlaps at least a portion of the second display area and the non-display area.
    Type: Application
    Filed: June 10, 2021
    Publication date: May 26, 2022
    Inventors: Sung Jin Hong, Sun Ho Kim, Hye Won Kim, Ju Chan Park
  • 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: 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
  • Publication number: 20220045136
    Abstract: A display panel includes a display area in which a plurality of pixels is disposed, a non-display area disposed outside the display area, a plurality of protrusions protruding from the non-display area and disposed along an edge of the non-display area, and a first driver disposed in the non-display area and including a plurality of first stages respectively corresponding to the plurality of protrusions.
    Type: Application
    Filed: September 20, 2019
    Publication date: February 10, 2022
    Inventors: Ju-Chan PARK, Seung-Hwan CHO, Sun-Ho KIM, Sun-Hee LEE, Jong-Hyun CHOI
  • Publication number: 20220037447
    Abstract: An organic light emitting display device includes: a substrate including: a display area having a first sub-display area and a second sub-display area at a first side part of the first sub-display area; and a pad area at a second side part different from the first side part of the first sub-display area; a plurality of right signal wirings in the second sub-display area on the substrate; a plurality of right fan-out wirings in the pad area, the first sub-display area, and the second sub-display area on the right signal wirings, the right fan-out wirings each including a bent part; a plurality of dummy patterns in the first and second sub-display areas on the right signal wirings, the dummy patterns being spaced apart from the right fan-out wirings, the dummy patterns having a lattice shape; and a plurality of sub-pixel structures on the dummy patterns.
    Type: Application
    Filed: August 20, 2019
    Publication date: February 3, 2022
    Inventors: Seung-Hwan CHO, Jong-Hyun CHOI, Gyung-Soon PARK, Ju-Chan PARK
  • Publication number: 20210359058
    Abstract: An organic light emitting display device includes: a substrate having a sub-pixel circuit region including a driving transistor region; an active pattern in the sub-pixel circuit region on the substrate, and including a bent portion having a first length in the driving transistor region, and a straight portion adjacent to the bent portion in the driving transistor region and having a second length shorter than the first length in the driving transistor region; and a sub-pixel structure on the active pattern. Accordingly, when the organic light emitting display device is driven at a low gray level, the organic light emitting display device can improve the low gray-level spot and the crosstalk while relatively reducing the power consumption.
    Type: Application
    Filed: June 25, 2019
    Publication date: November 18, 2021
    Inventors: Seung-Hwan CHO, Jong-Hyun CHOI, Ju-Chan PARK, Joo-Sun YOON, Jung-Kyu LEE
  • Patent number: 11150753
    Abstract: A display device includes a pixel including a first electrode, an emission layer, and a second electrode, a buffer layer disposed on the pixel, a first insulating pattern disposed on the buffer layer, and a second insulating pattern disposed on the first insulating pattern and having an island shape. The pixel, the buffer layer, the first insulating pattern, and the second insulating pattern are disposed in a thickness direction, and the second insulating pattern overlaps the pixel in the thickness direction.
    Type: Grant
    Filed: April 1, 2020
    Date of Patent: October 19, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sun Hee Lee, Sun Ho Kim, Hyun Jun Kim, Ju Chan Park, Hyun Kim
  • Publication number: 20210320275
    Abstract: A display that includes a display panel and a window laminated with the display panel is presented. The display panel may include: a main panel region including a first side extending in a first direction and a second side extending in a second direction crossing the first direction; a first sub-panel region that is in contact with the first side and is bent; and a second sub-panel region that is in contact with the second side and is bent. A panel corner part of the main panel region adjacent to the first sub-panel region and the second sub-panel region is rounded.
    Type: Application
    Filed: May 29, 2019
    Publication date: October 14, 2021
    Inventors: Seung-Hwan CHO, Jong Hyun CHOI, Ju Chan PARK, Joo Sun YOON, Jong Hyuk LEE
  • Publication number: 20210273035
    Abstract: A display apparatus including a display area for displaying an image and a peripheral area that is a non-display area includes a base substrate, a first data line disposed in the display area on the base substrate, a first connecting line at least partially disposed in the display area on the base substrate and electrically connected to the first data line through a connection contact hole, a data pad disposed in the peripheral area, and a first data spider line disposed in the peripheral area between the data pad and the display area and electrically connected to the first connecting line and the data pad.
    Type: Application
    Filed: July 12, 2019
    Publication date: September 2, 2021
    Inventors: Seung-Hwan CHO, Jong-Hyun CHOI, Ju-Chan PARK
  • Patent number: 11107416
    Abstract: A display device that includes a first area including a display area, a second area including a non-display area, and a third area connecting the first and second areas. A demultiplexing circuit unit is disposed in the non-display area of the second area and overlaps with the first area in a direction of a thickness of the display device.
    Type: Grant
    Filed: April 17, 2020
    Date of Patent: August 31, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seung Hwan Cho, Jong Hyun Choi, Ju Chan Park, Seung Min Song, Min Seong Yi
  • Publication number: 20210235555
    Abstract: A cooking appliance, as provided herein, may include a cabinet, a magnetron, an induction heating coil, and a one-way field filter. The cabinet may define a cooking chamber. The magnetron may be mounted within the cabinet in communication with the cooking chamber to direct a microwave thereto. The induction heating coil may be mounted within the cabinet to direct a magnetic field thereto. The one-way field filter may be disposed within the cabinet between the induction heating coil and the cooking chamber to restrict passage of the microwave therethrough while permitting the magnetic field. The one-way filter may include a lower layer and an upper layer. The lower layer may include a plurality of parallel conductive bands extending in a first direction. The upper layer may be disposed above the lower layer. The upper layer may include a plurality of parallel conductive bands extending in the second direction.
    Type: Application
    Filed: January 23, 2020
    Publication date: July 29, 2021
    Inventors: Tae-Hoon Lim, Dong Soo Shin, Hyuk-chul Kwon, Byung Cheon Lee, Ju Chan Park, Jaebong Lee, Youngjin Oh
  • Publication number: 20210035496
    Abstract: A display device, includes: a display area and a non-display area; a plurality of signal lines over the display area; and a plurality of connection lines in the display area and connected to the signal lines, wherein the plurality of connection lines includes a plurality of first connection lines connected to the signal lines, respectively, a plurality of third connection lines on a same layer as the first connection lines, and a plurality of second connection lines connecting the first connection lines to the third connection lines.
    Type: Application
    Filed: April 16, 2020
    Publication date: February 4, 2021
    Inventors: Seung Hwan CHO, Jong Hyun CHOI, Ju Chan PARK, Seung Min SONG, Min Seong YI
  • Publication number: 20210020724
    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: March 10, 2020
    Publication date: January 21, 2021
    Applicant: Samsung Display Co., LTD.
    Inventors: Seung Hwan CHO, Jong Hyun CHOI, Ju Chan PARK, Seung Min SONG, Min Seong YI
  • Publication number: 20210020723
    Abstract: Provided is a display device. The display device has a display area and a non-display area disposed around the display area and includes pixels disposed in the display area; and an intra-pixel bending area disposed along a direction of each of the pixels.
    Type: Application
    Filed: February 12, 2020
    Publication date: January 21, 2021
    Applicant: Samsung Display Co., LTD.
    Inventors: Ju Chan PARK, Sun Hee LEE, Sun Ho KIM, Hyun KIM
  • Publication number: 20200401246
    Abstract: A display device includes a pixel including a first electrode, an emission layer, and a second electrode, a buffer layer disposed on the pixel, a first insulating pattern disposed on the buffer layer, and a second insulating pattern disposed on the first insulating pattern and having an island shape. The pixel, the buffer layer, the first insulating pattern, and the second insulating pattern are disposed in a thickness direction, and the second insulating pattern overlaps the pixel in the thickness direction.
    Type: Application
    Filed: April 1, 2020
    Publication date: December 24, 2020
    Inventors: Sun Hee Lee, Sun Ho Kim, Hyun Jun Kim, Ju Chan Park, Hyun Kim
  • Publication number: 20200357345
    Abstract: A display device that includes a first area including a display area, a second area including a non-display area, and a third area connecting the first and second areas. A demultiplexing circuit unit is disposed in the non-display area of the second area and overlaps with the first area in a direction of a thickness of the display device.
    Type: Application
    Filed: April 17, 2020
    Publication date: November 12, 2020
    Inventors: Seung Hwan Cho, Jong Hyun Choi, Ju Chan Park, Seung Min Song, Min Seong Yi
  • Publication number: 20200312932
    Abstract: A display device is provided that includes a substrate, a first conductive layer disposed on the substrate, a first insulating layer disposed on the first conductive layer, a second insulating layer disposed on the first insulating layer, the second insulating layer including a contact hole exposing the first conductive layer, a second conductive layer disposed on the first insulating layer and electrically connected to the first conductive layer through the contact hole, a second insulating layer disposed on the first insulating layer, a first electrode disposed on the second insulating layer and the second conductive layer, the first electrode being electrically connected to the second conductive layer, a light emitting layer disposed on the first electrode, and a second electrode disposed on the light emitting layer.
    Type: Application
    Filed: March 30, 2020
    Publication date: October 1, 2020
    Applicant: Samsung Display Co., LTD.
    Inventors: Hyun KIM, Seung Hwan CHO, Ju Chan PARK
  • Patent number: 10770685
    Abstract: A manufacturing method of a display device includes: forming a flexible substrate on a sacrificial substrate; forming a display element unit on a first surface of the flexible substrate, the display element unit including a TFT and an organic light-emitting element; separating the sacrificial substrate from the flexible substrate; and forming a protective layer by depositing an organic material on a second surface of the flexible substrate, the second surface being opposite to the first surface.
    Type: Grant
    Filed: February 25, 2019
    Date of Patent: September 8, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sun Hee Lee, Young Gug Seol, Pil Suk Lee, Ju Chan Park
  • Publication number: 20200243781
    Abstract: A display device includes a flat area, and a first bending area at which the display device is bendable, the first bending area including in order in a direction away from the flat area, a first upper bending portion, a first extending portion, and a first lower bending portion, a light-emitting element including an emission layer in the flat area and in the first upper bending portion and with which an image is displayable in both the flat area and the first upper bending portion, and an inorganic layer in the flat area and the in the first bending area. A thickness of the inorganic layer in each of the first upper bending portion, the first extending portion and the first lower bending portion of the first bending area is smaller than a thickness of the inorganic layer in the flat area.
    Type: Application
    Filed: December 6, 2019
    Publication date: July 30, 2020
    Inventors: Sun Ho KIM, Hyun Kim, Ju Chan PARK, Sun Hee LEE, Seon Beom JI