Patents by Inventor Han-Seok Kim

Han-Seok 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: 12266472
    Abstract: The present disclosure relates to a mounting jig for manufacturing a tiling display device and a manufacturing method of a tiling display device using the same. A mounting jig for manufacturing a tiling display device according to an embodiment of the present disclosure includes: a supporting member; a plurality of jig magnets fixed to the supporting member; a hinge structure configured to rotate the plurality of jig magnets; and a guard rail rotating in response to rotation of the plurality of jig magnets and reducing damage caused during detachment or attachment. Therefore, when the mounting jig is attached to a display device, a safety distance can be secured by the guard rail disposed between the display device and the jig magnets and the mounting jig can be slowly attached to the display device without giving an impact to the display device.
    Type: Grant
    Filed: March 27, 2020
    Date of Patent: April 1, 2025
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Han Seok Kim, Sung Hwan Yoon, Sang Ok Seon, Jae Jun Kim
  • Publication number: 20250098345
    Abstract: An image sensor includes a substrate; a plurality of unit pixel regions in the substrate, each unit pixel region o including a floating diffusion region and a transfer gate electrode; and a microlens on the substrate. The transfer gate electrode includes a first connection part on a first surface of the substrate and a first extending part connected to the first connection part and extending from the first surface into the substrate. A third surface of the first extending part has a first angle with respect to the first surface of the substrate and a fourth surface of the first extending part has a second angle with respect to the first surface of the substrate. The fourth surface, the third surface, and the floating diffusion region are sequentially disposed in a direction parallel to the first surface of the substrate, and the first angle is greater than the second angle.
    Type: Application
    Filed: April 22, 2024
    Publication date: March 20, 2025
    Inventors: Young Woo CHUNG, Do Hoon KIM, Sung-Jun KIM, Han Seok KIM, Jin Hyung ROH
  • Patent number: 12237107
    Abstract: A mounting jig for manufacturing a tiling display device can include a supporting member, a plurality of jig magnets fixed to the supporting member, a hinge structure configured to rotate the plurality of jig magnets, and a guard rail configured to rotate in response to a rotation of the plurality of jig magnets, to reduce damage caused during detachment or attachment. The tiling display device includes a plurality of display devices disposed in the form of tiles. Each of the plurality of display devices includes a plurality of display elements, a plurality of circuits, a plurality of lines and a plurality of parts. The plurality of display elements can be a light emitting diode (LED) or a micro-LED including an n-type semiconductor layer, a p-type semiconductor layer, and a light emitting layer.
    Type: Grant
    Filed: December 18, 2023
    Date of Patent: February 25, 2025
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Han Seok Kim, Sung Hwan Yoon, Sang Ok Seon, Jae Jun Kim
  • Patent number: 12204373
    Abstract: According to an aspect of the present disclosure, a display device includes a display panel, a plurality of panel magnets disposed on a rear surface of the display panel, a cover shield exposing the plurality of panel magnets, a packaging member, and a plurality of hinge members connected to the packaging member and the cover shield. The packaging member can include a plurality of first packaging members having a plurality of fixation plates to be fixable to the plurality of panel magnets, and a plurality of second packaging members to be fixable to the cover shield.
    Type: Grant
    Filed: October 6, 2021
    Date of Patent: January 21, 2025
    Assignee: LG DISPLAY CO., LTD.
    Inventor: Han Seok Kim
  • Patent number: 12204188
    Abstract: A display device can include a display panel, a cover shield disposed on a rear surface of the display panel, a curvature control member disposed on an inner side of the cover shield, and rotation members connected to ends of the curvature control member, respectively, and coupling the cover shield with the curvature control member. The curvature control member can be configured to rotate with the rotation members, Further, the cover shield is switched between a first state and a second state as the curvature control member rotates, and the cover shield is configured to be flat in the first state and is configured to be curved with a curvature in the second state. Therefore, the curvature of the display device is easily controlled by a simple structure and operation.
    Type: Grant
    Filed: September 9, 2021
    Date of Patent: January 21, 2025
    Assignee: LG DISPLAY CO., LTD.
    Inventor: Han Seok Kim
  • Publication number: 20240371319
    Abstract: A display device includes a plurality of display modules, a plurality of module brackets fastened to boundary areas between adjacent display modules to couple the adjacent display modules, a plurality of magnets disposed in the boundary area between the adjacent display modules, and a rail frame disposed above the plurality of module brackets and the plurality of magnets in the boundary area between the adjacent display modules and coupled by magnetic forces of the magnets.
    Type: Application
    Filed: April 11, 2024
    Publication date: November 7, 2024
    Inventors: Jae Won Ryu, Han Seok Kim, Seung Bum Heo, Dae Yun Kim
  • Publication number: 20240363597
    Abstract: A display device includes a display panel; a cover bottom disposed on a rear surface of the display panel; a plate bottom disposed to be in contact with the display panel at an opening of the cover bottom; a circuit board; a flexible film configured to connect the display panel and the circuit board through the opening; and at least one rib disposed between the plate bottom and the circuit board, wherein the circuit board is spaced apart from the plate bottom by the rib.
    Type: Application
    Filed: March 28, 2024
    Publication date: October 31, 2024
    Inventors: Jeong Jo Lee, Han Seok Kim
  • Publication number: 20240363809
    Abstract: A display device includes a plurality of display modules of which front surfaces have screens on which images are displayed, a plurality of module frames corresponding one-to-one to the display modules, and a tiling frame to which each of the plurality of module frames is fastened to be replaceable. The module frame is coupled to or separated from the tiling frame by a fastening member detachably fastened to the tiling frame and the module frame.
    Type: Application
    Filed: April 19, 2024
    Publication date: October 31, 2024
    Inventors: Seung Bum Heo, Han Seok Kim
  • Publication number: 20240365479
    Abstract: A display device includes a frame and display modules coupled to the frame. Each of the display modules includes a display panel including a protection layer for covering a side line formed on a side surface of a substrate of the display panel, and a cover film disposed on a first or front surface of the display panel. The display modules are spaced apart from each other when they are coupled to the frame, and a separation distance between the side surfaces of the protection layers and a separation distance between the side surfaces of the cover films of the plurality of display modules are the same.
    Type: Application
    Filed: April 23, 2024
    Publication date: October 31, 2024
    Inventors: Han Seok KIM, Tae Young JUNG, Eun Jeong YANG
  • Publication number: 20240365495
    Abstract: A display device includes a display panel; a cover bottom disposed on a rear surface of the display panel; a plate bottom disposed to be in contact with the display panel at an opening of the cover bottom; a circuit board; a flexible film connecting the display panel and the circuit board through the opening; and a cover shield covering the circuit board, wherein the cover bottom includes a first grounding portion in contact with the plate bottom and a second grounding portion in contact with the cover shield, the cover shield includes a third grounding portion in contact with the circuit board, and at least one of the first grounding portion, the second grounding portion, and the third grounding portion is formed in a hemming structure.
    Type: Application
    Filed: March 28, 2024
    Publication date: October 31, 2024
    Inventors: Jeong Jo Lee, Han Seok Kim
  • Publication number: 20240271854
    Abstract: A supercooling refrigerator (1000) including: a refrigerator body (100); a door (200) for opening and closing one side of the refrigerator body (100); an accommodating portion (400) provided inside the refrigerator body (100) and seated with an object (M) to be stored; a cooling duct (600) including a fan for taking in air in the refrigerator body (100) and discharging the air, and an evaporator (630) for cooling the air discharged from the fan; and a cool air supply duct (700) formed with a cool air discharge port (710) through which the air cooled through the cooling duct (600) is discharged into the refrigerator body (100), the fan being a cross flow fan (620) including a plurality of discs (622), and a plurality of blades (623) disposed between the discs (622) along outer circumferential surfaces of the discs (622).
    Type: Application
    Filed: April 24, 2024
    Publication date: August 15, 2024
    Inventors: Han Seok KIM, Ji Yong PARK
  • Publication number: 20240251316
    Abstract: The present invention relates to a method and device for distributing idle UE by a carrier in eNB of a multi-carrier based mobile communication system. The method of distributing idle UE in a multi-carrier based mobile communication system according to the present invention includes a process of determining a search rate by a carrier on the basis of information representing load on the carrier, a step of determining a cell reselection priority on the idle UE on the basis of the determined search rate, and a process of transmitting the determined cell reselection priority to the idle UE.
    Type: Application
    Filed: April 1, 2024
    Publication date: July 25, 2024
    Inventors: Jeong-Jae WON, Dae-Joong KIM, Han-Seok KIM, Abhishek ROY, Hwa-Jin CHA, Jung-Min CHOI
  • Publication number: 20240234472
    Abstract: An image sensor including: a substrate which includes a first surface and a second surface opposite each other; a plurality of pixels, each pixel including a photoelectric conversion layer in the substrate; a pixel separation pattern disposed in the substrate and separating the pixels; a surface insulating layer disposed on the first surface of the substrate; conductor contacts disposed in the surface insulating layer; and a grid pattern disposed on the surface insulating layer, wherein the pixel separation pattern includes a first portion and a second portion arranged in a direction parallel to the first surface of the substrate, and the conductor contacts are interposed between the first portion of the pixel separation pattern and the grid pattern and are not interposed between the second portion of the pixel separation pattern and the grid pattern.
    Type: Application
    Filed: February 21, 2024
    Publication date: July 11, 2024
    Inventors: Han Seok KIM, Byung Jun PARK, Jin Ju JEON, Hee Geun JEONG
  • Patent number: 11996420
    Abstract: An image sensor is provided. An image sensor includes: a substrate including an active pixel sensor region, an optical black sensor region, and a boundary region provided between the active pixel sensor region and the optical black sensor region; a photoelectric conversion element provided inside the substrate on the boundary region; a passivation layer provided on the substrate; a grid trench formed on the boundary region of the substrate and extending from an upper surface of the passivation layer toward an inside of the passivation layer; grid patterns, each of the grid patterns being provided on the passivation layer on each of the active pixel sensor region and the boundary region of the substrate, at least a part of a grid pattern being provided inside the grid trench; and a color filter provided between the grid patterns.
    Type: Grant
    Filed: August 18, 2021
    Date of Patent: May 28, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Han Seok Kim, Byung Jun Park, Hyeon Ho Kim, Young Woo Chung
  • Publication number: 20240120137
    Abstract: A mounting jig for manufacturing a tiling display device can include a supporting member, a plurality of jig magnets fixed to the supporting member, a hinge structure configured to rotate the plurality of jig magnets, and a guard rail configured to rotate in response to a rotation of the plurality of jig magnets, to reduce damage caused during detachment or attachment. The tiling display device includes a plurality of display devices disposed in the form of tiles. Each of the plurality of display devices includes a plurality of display elements, a plurality of circuits, a plurality of lines and a plurality of parts. The plurality of display elements can be a light emitting diode (LED) or a micro-LED including an n-type semiconductor layer, a p-type semiconductor layer, and a light emitting layer.
    Type: Application
    Filed: December 18, 2023
    Publication date: April 11, 2024
    Applicant: LG Display Co., Ltd.
    Inventors: Han Seok KIM, Sung Hwan YOON, Sang Ok SEON, Jae Jun KIM
  • Patent number: 11950158
    Abstract: The present invention relates to a method and device for distributing idle UE by a carrier in eNB of a multi-carrier based mobile communication system. The method of distributing idle UE in a multi-carrier based mobile communication system according to the present invention includes a process of determining a search rate by a carrier on the basis of information representing load on the carrier, a step of determining a cell reselection priority on the idle UE on the basis of the determined search rate, and a process of transmitting the determined cell reselection priority to the idle UE.
    Type: Grant
    Filed: August 23, 2021
    Date of Patent: April 2, 2024
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jeong-Jae Won, Dae-Joong Kim, Han-Seok Kim, Abhishek Roy, Hwa-Jin Cha, Jung-Min Choi
  • Patent number: 11929381
    Abstract: An image sensor including: a substrate which includes a first surface and a second surface opposite each other; a plurality of pixels, each pixel including a photoelectric conversion layer in the substrate; a pixel separation pattern disposed in the substrate and separating the pixels; a surface insulating layer disposed on the first surface of the substrate; conductor contacts disposed in the surface insulating layer; and a grid pattern disposed on the surface insulating layer, wherein the pixel separation pattern includes a first portion and a second portion arranged in a direction parallel to the first surface of the substrate, and the conductor contacts are interposed between the first portion of the pixel separation pattern and the grid pattern and are not interposed between the second portion of the pixel separation pattern and the grid pattern.
    Type: Grant
    Filed: December 30, 2020
    Date of Patent: March 12, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Han Seok Kim, Byung Jun Park, Jin Ju Jeon, Hee Geun Jeong
  • Publication number: 20230367151
    Abstract: A display device can include a display panel, a cover shield disposed on a rear surface of the display panel, a curvature control member disposed on an inner side of the cover shield, and rotation members connected to ends of the curvature control member, respectively, and coupling the cover shield with the curvature control member. The curvature control member can be configured to rotate with the rotation members, Further, the cover shield is switched between a first state and a second state as the curvature control member rotates, and the cover shield is configured to be flat in the first state and is configured to be curved with a curvature in the second state. Therefore, the curvature of the display device is easily controlled by a simple structure and operation.
    Type: Application
    Filed: September 9, 2021
    Publication date: November 16, 2023
    Applicant: LG Display Co., Ltd.
    Inventor: Han Seok KIM
  • Publication number: 20230297137
    Abstract: According to an aspect of the present disclosure, a display device includes a display panel, a plurality of panel magnets disposed on a rear surface of the display panel, a cover shield exposing the plurality of panel magnets, a packaging member, and a plurality of hinge members connected to the packaging member and the cover shield. The packaging member can include a plurality of first packaging members having a plurality of fixation plates to be fixable to the plurality of panel magnets, and a plurality of second packaging members to be fixable to the cover shield.
    Type: Application
    Filed: October 6, 2021
    Publication date: September 21, 2023
    Applicant: LG Display Co., Ltd.
    Inventor: Han Seok KIM
  • Publication number: 20230269992
    Abstract: A display device can include a display panel, a cover shield disposed on a rear surface of the display panel, a magnetic unit disposed on the rear surface of the display panel and having a magnetic property, a first packaging member disposed on a first side surface of the display panel and the cover shield, a second packaging member disposed on a second side surface of the display panel, a third packaging member disposed on a third side surface of the display panel and the cover shield, a fourth packaging member disposed on a fourth side surface of the display panel, and a fixing plate fixing the first packaging member and the second packaging member to the magnetic unit. The first and second side surfaces of the display panel are opposite surfaces, and the third and fourth side surfaces of the display panel are opposite surfaces.
    Type: Application
    Filed: August 27, 2021
    Publication date: August 24, 2023
    Applicant: LG Display Co., Ltd.
    Inventors: Han Seok KIM, Mi Ra YUN