Patents by Inventor Dae-Hyun Kim

Dae-Hyun 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).

  • Publication number: 20250151490
    Abstract: A pixel may include first and second areas sectioned from each other in a first direction; 1-1-th to 4-1-th electrodes successively arranged in the first area in a second direction intersecting the first direction; 1-2-th to 4-2-th electrodes successively arranged in the second area in the second direction; light emitting elements disposed between two adjacent electrodes of the 1-1-th to 4-1-th electrodes of the first area; light emitting elements disposed between two adjacent electrodes of the 1-2-th to 4-2-th electrodes of the second area; a first conductive pattern disposed in the first area, and electrically connecting the 2-1-th and 3-1-th electrodes; a second conductive pattern disposed over the first and second areas, and electrically connecting the 4-1-th electrode of the first area with the 1-2-th electrode of the second area; and a third conductive pattern disposed in the second area and electrically connecting the 2-2-th and 3-2-th electrodes.
    Type: Application
    Filed: January 13, 2025
    Publication date: May 8, 2025
    Applicant: SAMSUNG DISPLAY CO., Ltd.
    Inventors: Xinxing LI, Dae Hyun KIM, Hee Keun LEE
  • Patent number: 12289975
    Abstract: A display device may include a first sub-pixel including a first light emitting element disposed in a first sub-pixel area of a substrate, a second sub-pixel including a second light emitting element disposed in a second sub-pixel area located in a first direction with respect to the first sub-pixel area of the substrate, a bank layer disposed between the first and second sub-pixels, a first color filter pattern disposed on the first sub-pixel and the bank layer, and a second color filter pattern disposed on the second sub-pixel and the bank layer. The first light emitting element may emit light having a first color. The second light emitting element may emit light having a second color. The first color filter pattern and the second color filter pattern may at least partially overlap each other on the bank layer.
    Type: Grant
    Filed: June 26, 2020
    Date of Patent: April 29, 2025
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Tae Jin Kong, Hyun Min Cho, Dae Hyun Kim, Su Mi Moon, Xinxing Li, Hee Keun Lee
  • Patent number: 12283604
    Abstract: A light-emitting device includes: a substrate; a unit light-emitting area disposed on the substrate; first and second electrodes disposed in the unit light-emitting area to be separated from each other; a plurality of rod-shaped LEDs disposed between the first and second electrodes; a reflective contact electrode disposed on opposite ends of the rod-shaped LEDs to electrically connect the rod-shaped LEDs to the first and second electrodes; and a light-transmitting structure disposed between the first and second electrodes and extending to cross the rod-shaped LEDs.
    Type: Grant
    Filed: March 20, 2023
    Date of Patent: April 22, 2025
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jong Hyuk Kang, Hyun Min Cho, Dae Hyun Kim, Joo Yeol Lee, Hyun Deok Im
  • Patent number: 12280748
    Abstract: An embodiment device includes a housing, an actuator mounted in the housing, the actuator configured to be operated in response to a connection state of a charging plug, a drive shaft configured to be rotated in conjunction with an operation of the actuator, a lever arm rotatably provided outside the housing and connected to the drive shaft to be rotated together with the drive shaft, and a brush unit seated on the lever arm and configured to remove debris between the housing and the lever arm while being in contact with the housing during operation of the lever arm.
    Type: Grant
    Filed: May 11, 2022
    Date of Patent: April 22, 2025
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Seung Woo Kim, Dae Hyun Kim, Dong Geon Lee
  • Publication number: 20250107294
    Abstract: A display device includes a first electrode and a second electrode that are spaced apart from and facing each other; a light-blocking layer disposed above the first electrode and the second electrode; and at least one light-emitting element disposed between the first electrode and the second electrode. The light-blocking layer includes a light-blocking portion absorbing light and an opening pattern. The light-blocking portion includes an area partially overlapping the first electrode and the second electrode. The at least one opening pattern exposes portions of the first and second electrodes facing each other and at least a portion of an area between the first and second electrodes facing each other. The at least one light-emitting element overlaps the at least one opening pattern.
    Type: Application
    Filed: February 23, 2024
    Publication date: March 27, 2025
    Applicant: Samsung Display Co., LTD.
    Inventors: Jin Oh KWAG, Dae Hyun KIM, Keun Kyu SONG, Sung Chan JO, Hyun Min CHO
  • Patent number: 12255326
    Abstract: A method for preparing a powderous positive electrode material comprising single crystal monolithic particles and having a general formula Li1+a((Niz(Ni1/2Mn1/2)yCox)1-k Ak)1-aO2, wherein A is a dopant, ?0.03?a?0.06, 0.05?x?0.35, 0.10?z?0.95, x+y+z=1 and k?0.05 is described. The method comprises providing a mixture comprising a Ni- and Co- bearing precursor and a Li bearing precursor, subjecting the mixture to a multiple step sintering process whereby in the final sintering step a sintered lithiated intermediate material is obtained comprising agglomerated primary particles having a primary particle size distribution with a D50 between 2.0 and 8.0 ?m, subjecting the lithiated intermediate material to a wet ball milling step to deagglomerate the agglomerated primary particles and obtain a slurry comprising deagglomerated primary particles, separating the deagglomerated primary particles from the slurry, and heat treating the deagglomerated primary particles at a temperature between 300° C. and at least 20° C.
    Type: Grant
    Filed: March 13, 2019
    Date of Patent: March 18, 2025
    Assignees: UMICORE, UMICORE KOREA LTD.
    Inventors: Jens Paulsen, Shinichi Kumakura, TaeHyeon Yang, Dae-Hyun Kim, HyeJeong Yang
  • Patent number: 12255223
    Abstract: A display device includes a pixel in a display area. The pixel includes: spaced apart first and second electrodes; a first insulating layer on the first electrode and the second electrode and between the first electrode and the second electrode and having a first etch selectivity; a first insulating pattern on the first insulating layer between the first electrode and the second electrode, and having a second etch selectivity; a light emitting element on the first insulating pattern; a second insulating pattern having the second etch selectivity and being on one area of the light emitting element such that a first end and the second end of the light emitting element are exposed; and third and fourth electrodes configured to electrically connect the first end and the second end of the light emitting element to the first and second electrodes, respectively.
    Type: Grant
    Filed: August 24, 2020
    Date of Patent: March 18, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyun Deok Im, Jong Hyuk Kang, Dae Hyun Kim, Hyun Min Cho
  • Patent number: 12243969
    Abstract: A light emitting element structure may include at least one light emitting element which is disposed on a substrate and spaced apart from each other, and extends in a direction perpendicular to the substrate; an auxiliary layer which is disposed on the substrate, exposes at least a portion of the upper surface of the substrate, and surrounds the outer surface of the light emitting element; a current spreading layer which is disposed on the auxiliary layer and electrically contacts an end of the light emitting element; a first pad which is electrically connected to the end of the light emitting element, disposed on the current spreading layer, and does not to overlap the light emitting element; and a second pad which is electrically connected to another end of the light emitting element disposed on the upper surface of the exposed substrate and spaced apart from the auxiliary layer.
    Type: Grant
    Filed: May 27, 2019
    Date of Patent: March 4, 2025
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hyun Min Cho, Jung Hong Min, Dae Hyun Kim, Dong Uk Kim
  • Patent number: 12224307
    Abstract: A display device includes a pixel disposed in a display area. The pixel includes a first electrode; a first insulating layer disposed on the first electrode, and including openings, each of the openings exposing different areas of the first electrode and defining respective cells; light emitting elements disposed in the respective cells, each of the light emitting elements including a first end electrically connected to the first electrode; and a second end protruding upward from the first insulating layer; and a second electrode disposed on the light emitting elements, and electrically connected to the second ends of each of the light emitting elements.
    Type: Grant
    Filed: January 16, 2020
    Date of Patent: February 11, 2025
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Xinxing Li, Tae Jin Kong, Dae Hyun Kim, Veidhes Basrur, Hyun Min Cho
  • Publication number: 20250048799
    Abstract: A light emitting element that includes a first semiconductor layer; a second semiconductor layer disposed on the first semiconductor layer; an active layer disposed between the first semiconductor layer and the second semiconductor layer; a first insulating film at least partially surrounding the first semiconductor layer, the second semiconductor layer, and the active layer; a second insulating film surrounding the first insulating film; and a third insulating film surrounding the second insulating film, wherein a bond dissociation energy of the second insulating film may be less than each of a bond dissociation energy of the first insulating film and a bond dissociation energy of the third insulating film.
    Type: Application
    Filed: February 13, 2024
    Publication date: February 6, 2025
    Applicant: Samsung Display Co., LTD.
    Inventors: In Hyuk KIM, Dae Hyun KIM, Dong Kyun SEO, Young Chul SIM, Chul Jong YOO, Tae Ha JIN, Hyeong Su CHOI
  • Patent number: 12218299
    Abstract: A display device may include a display area including pixel areas each including an emission area, a non-display area, and a pixel disposed in each of the pixel areas. The pixel may include a first electrode, a second electrode spaced apart from the first electrode and surrounding a periphery of the first electrode, a third electrode spaced apart from the second electrode and surrounding a periphery of the second electrode, a fourth electrode spaced apart from the third electrode and surrounding a periphery of the third electrode, light emitting elements disposed between the first to fourth electrodes, and first and second conductive lines disposed under the first to fourth electrodes with an insulating layer disposed therebetween. The first conductive line may be electrically connected to the first electrode, and the second conductive line may be electrically connected to the fourth electrode.
    Type: Grant
    Filed: October 19, 2020
    Date of Patent: February 4, 2025
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Chang Il Tae, Hyun Min Cho, Dae Hyun Kim
  • Publication number: 20250040330
    Abstract: A light emitting device, includes: a substrate; a light emitting element on the substrate, the light emitting element having a first end portion and a second end portion arranged in a longitudinal direction; one or more partition walls disposed on the substrate, the one or more partition walls being spaced apart from the light emitting element; a first reflection electrode adjacent the first end portion of the light emitting element; a second reflection electrode adjacent the second end portion of the light emitting element; a first contact electrode connected to the first reflection electrode and the first end portion of the light emitting element; an insulating layer on the first contact electrode, the insulating layer having an opening exposing the second end portion of the light emitting element and the second reflection electrode to the outside; and a second contact electrode on the insulating layer.
    Type: Application
    Filed: October 10, 2024
    Publication date: January 30, 2025
    Inventors: Dae Hyun Kim, Jong Hyuk Kang, Joo Yeol Lee, Hyun Deok Im, Hyun Min Cho
  • Patent number: 12211963
    Abstract: A light emitting device includes: a base substrate; a plurality of unit regions provided on the base substrate; a barrier disposed at a boundary of the unit regions to surround each of the unit regions; a dam disposed in each of the unit regions to be spaced apart from the barrier; a first electrode provided in each of unit light emitting regions surrounded by the dam; a second electrode disposed in each of the unit light emitting regions, the second electrode of which at least one region is provided opposite to the first electrode; and one or more LEDs provided in each of the unit light emitting regions, the one or more LEDs being electrically connected between the first electrode and the second electrode.
    Type: Grant
    Filed: November 27, 2023
    Date of Patent: January 28, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyun Deok Im, Jong Hyuk Kang, Dae Hyun Kim, Joo Yeol Lee, Hyun Min Cho
  • Patent number: 12199229
    Abstract: A pixel may include first and second areas sectioned from each other in a first direction; 1-1-th to 4-1-th electrodes successively arranged in the first area in a second direction intersecting the first direction; 1-2-th to 4-2-th electrodes successively arranged in the second area in the second direction; light emitting elements disposed between two adjacent electrodes of the 1-1-th to 4-1-th electrodes of the first area; light emitting elements disposed between two adjacent electrodes of the 1-2-th to 4-2-th electrodes of the second area; a first conductive pattern disposed in the first area, and electrically connecting the 2-1-th and 3-1-th electrodes; a second conductive pattern disposed over the first and second areas, and electrically connecting the 4-1-th electrode of the first area with the 1-2-th electrode of the second area; and a third conductive pattern disposed in the second area and electrically connecting the 2-2-th and 3-2-th electrodes.
    Type: Grant
    Filed: July 2, 2020
    Date of Patent: January 14, 2025
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Xinxing Li, Dae Hyun Kim, Hee Keun Lee
  • Patent number: 12192573
    Abstract: Provided is an apparatus for converting and transmitting horizontal and vertical videos based on machine learning.
    Type: Grant
    Filed: June 11, 2024
    Date of Patent: January 7, 2025
    Assignee: MEGALIVE, INC.
    Inventors: Seeyoung Lee, Kyung Doc Yoo, Dae Hyun Kim, Jang-Ryeol Seong, Kyounghoon Han
  • Patent number: 12188281
    Abstract: An embodiment system includes an actuator mounted in a housing and configured to be operated in response to a connection state of a charging cable, a lever arm rotatably provided outside the housing and configured to be rotated in conjunction with operation of the actuator, a debris removal unit configured to remove debris on the lever arm, and a controller configured to control the operation of the actuator in response to the connection state of the charging cable being a connected state or a released state and to control the debris removal unit to remove the debris on the lever arm in response to an operational state according to the operation of the actuator deviating from a normal range.
    Type: Grant
    Filed: May 12, 2022
    Date of Patent: January 7, 2025
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Seung Woo Kim, Dae Hyun Kim, Dong Geon Lee
  • Publication number: 20250008636
    Abstract: An antenna unit having a slot structure capable of achieving maximum emission efficiency and a substrate treating apparatus including the antenna unit are provided. The substrate treating apparatus includes: a chamber housing; a substrate support unit supporting a substrate; a showerhead unit providing a process gas, which is for treating the substrate, onto the substrate; a plasma generation unit including a high-frequency power source and generating plasma in an internal space of the chamber housing using the process gas and power provided by the high-frequency power source; and an antenna unit connected to the high-frequency power source and operating as an electrode for generating the plasma, wherein the antenna unit includes a plurality of slot pairs, which are formed in a slot plate, and the slot pairs are arranged radially from a central region of the slot plate.
    Type: Application
    Filed: April 6, 2024
    Publication date: January 2, 2025
    Inventors: Dae Hyun KIM, Kyung Hwan YOU
  • Publication number: 20240425082
    Abstract: A vehicle control apparatus and a method thereof are provided. The vehicle control apparatus includes a processor and a communication circuit. The vehicle control apparatus, in a first mode in which the autonomous vehicle is operated in an autonomous driving level greater than or equal to a specified level, transmits, to a first external device based on detecting an unauthorized modification to software of the autonomous vehicle by a second external device different from the first external device, a signal indicating the unauthorized modification to the software, and performs at least one of changing to a second mode that allows a passenger of the autonomous vehicle to control the autonomous vehicle, stopping operation of the autonomous vehicle for a specified time duration, or limiting a function executed by the autonomous vehicle. The vehicle control apparatus further restores the software based on receiving first data for restoring the software.
    Type: Application
    Filed: December 7, 2023
    Publication date: December 26, 2024
    Inventor: Dae Hyun Kim
  • Patent number: 12176462
    Abstract: A pixel may include first and second electrodes that are spaced apart from each other in a first direction, the first and second electrodes each extending in a second direction intersecting the first direction; and light emitting elements disposed between the first and second electrodes. The first electrode may include at least one (1-1)th electrode extending in a third direction inclined with respect to one of the first and second directions, and at least one (1-2)th electrode extending in a fourth direction intersecting the third direction. The second electrode may include at least one (2-1)th electrode extending in the third direction and at least one (2-2)th electrode extending in the fourth direction.
    Type: Grant
    Filed: August 25, 2021
    Date of Patent: December 24, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Ock Soo Son, Dae Hyun Kim
  • Patent number: D1058825
    Type: Grant
    Filed: July 12, 2023
    Date of Patent: January 21, 2025
    Assignees: RECENSMEDICAL, INC., UNIST (Ulsan National Institute of Science and Technology)
    Inventors: Gun Ho Kim, Dae Hyun Kim, Ho Young Joo, Eun Ho Kim