Patents by Inventor Hyung-sik Choi

Hyung-sik 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: 12270243
    Abstract: A docking system between a vehicle and a building and a control method therefor include an entrance frame configured to extend in a direction towards a vehicle door, an external door provided at a side of the vehicle door to be opened, an internal door spaced from the external door and provided at a side of the building to be opened, and a sealing unit inserted into the entrance frame to be provided between the external door and the internal door, and configured to selectively extend in the direction toward the vehicle door to connect an internal space of the vehicle and an indoor space of the building into one space.
    Type: Grant
    Filed: April 14, 2023
    Date of Patent: April 8, 2025
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Ki Hyun Choi, Hyung Sik Choi, Sun In You, Sang Heon Lee, Ji Hyun Song, Won Chan Lee
  • Patent number: 12261553
    Abstract: A motor includes a stator on which an armature coil is wound, a rotor disposed inside the stator, a superconducting field coil being wound thereon and, a controller configured to control the motor, in which the controller is configured to control an armature current supplied from an AC source to the armature coil and a field current supplied from a DC source to the field coil, and charge at least a certain ratio of the field coil before starting the motor.
    Type: Grant
    Filed: November 30, 2022
    Date of Patent: March 25, 2025
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Hyung Kwan Jang, Hoo Dam Lee, Gyeong Sik Choe, Jun Hyeok Choi, Byung Ho Min, Tae Gyu Lee
  • Publication number: 20250083505
    Abstract: A vehicular folding-type loading bay cover includes a cover unit with a plurality of slats. Respective upper end portions of preceding and following slats and respective lower end portions thereof are alternatingly connected, and the cover unit can be folded and unfolded in a loading bay of a vehicle. A main rail is disposed in the vehicular loading bay along a direction in which the cover unit is unfolded, guides the lower end portions of the slats, and guides the upper end portions of the slats in a section where the slats are unfolded. A guide rail branches off from the main rail, is parallel with the main rail in a section where the cover unit is fully folded and guides the upper end portions of the slats when the cover unit is folded.
    Type: Application
    Filed: May 7, 2024
    Publication date: March 13, 2025
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Jae-Seung Lee, Hyung-Sik Choi, Gook-Hyun Jeon, Min-Su Kim
  • Publication number: 20250079919
    Abstract: Proposed is a bobbin for a superconducting motor by which cooling performance can be obtained and structural stability can be expected. The bobbin for a motor includes a bobbin body on which a superconducting coil is wound and a reinforcement including a reinforced plastic including reinforcing fiber and surrounding a side surface of the bobbin body.
    Type: Application
    Filed: January 17, 2024
    Publication date: March 6, 2025
    Inventors: Hyung Kwan Jang, Hoo Dam Lee, Kyung Sik Choi, Jun Hyeok Choi, Byung Ho Min, Tae Gyu Lee
  • Publication number: 20250065960
    Abstract: A mid-gate assembly for a vehicle includes: a module frame installed between a passenger compartment and a cargo compartment of a vehicle and spaced apart from a floor of the vehicle; a mid-gate rotatably installed on the floor and configured to selectively close a lower side of the module frame by being rotated by a mid-gate regulator and open the lower side of the module frame by being folded toward the floor; and a back glass installed on the module frame and the mid-gate and configured to be selectively movable upward and downward by a back glass regulator.
    Type: Application
    Filed: March 4, 2024
    Publication date: February 27, 2025
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Doo-Young Jung, Soo-Bok Kim, Hyung-Sik Choi, Sung-Won Hong, Hoon-Joo Jo
  • Publication number: 20250055330
    Abstract: An electric motor includes a back yoke provided as an outermost layer of a stator, a stator core including a first teeth portion protruding from the back yoke toward the center portion of the stator and a second teeth portion protruding upwards from the external upper surface of the first teeth portion, a coil winding around the stator core, and a rotor in which a permanent magnet is mounted on the rotor core and which rotates through a magnetic interaction with the stator.
    Type: Application
    Filed: November 7, 2023
    Publication date: February 13, 2025
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Hyung Kwan JANG, Hoo Dam LEE, Kyung Sik CHOI, Jun Hyeok CHOI, Byung Ho MIN, Tae Gyu LEE
  • Publication number: 20250031583
    Abstract: Provided is a ReBCO-based high-temperature superconductor composition and a method of preparing the same comprising substituting a part of Gd with Ho, wherein the ReBCO-based high-temperature superconductor is represented by ReBa2Cu3O7-?, in which Re comprises or consists of Gd and Ho. The superconductor may improve the critical current density without a change in the critical temperature.
    Type: Application
    Filed: November 29, 2023
    Publication date: January 23, 2025
    Inventors: Hoo Dam Lee, Tae Gyu Lee, Kyung Sik Choi, Hyung Kwan Jang, Byung Ho Min, Jun Hyeok Choi, Yeahan Sur, Sukho Kim, Kee Hoon Kim, Jungwoo Lee
  • Patent number: 12204773
    Abstract: A semiconductor device, and a method of operating the same, includes a memory cell array, a peripheral circuit, and control logic. The memory cell array includes a plurality of memory cells. The peripheral circuit is configured to perform a program operation on memory cells selected from among the plurality of memory cells. The control logic is configured to control the program operation of the peripheral circuit. The control logic is configured to control the peripheral circuit to precharge bit lines respectively coupled to the selected memory cells to different voltage levels during a verify operation included in the program operation.
    Type: Grant
    Filed: November 2, 2022
    Date of Patent: January 21, 2025
    Assignee: SK hynix Inc.
    Inventors: Hyung Jin Choi, Chan Sik Park
  • Publication number: 20250019020
    Abstract: A fixing device for a vehicle configured to connect the vehicle's cabin unit and loading unit of loading cargo at the rear of the cabin unit includes a coil transmitting an electromagnetic force to a drive pulley, an assembly module including a drive pulley and mechanically fixing the cabin unit and the loading unit together through a driving force of the drive pulley via the coil when the loading unit moves and aligns with the cabin unit, and a magnetic module enclosing the assembly module on an external side of the assembly module and magnetically fixing the cabin unit and the loading unit together by changing a magnetic circuit through a rotation force of a magnetic body while the cabin unit and the loading unit are mechanically connected to each other.
    Type: Application
    Filed: November 6, 2023
    Publication date: January 16, 2025
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Jae Seung LEE, Won Ki Song, Jin Ho Hwang, Joong Hyun Shin, Hyung Sik Choi
  • Publication number: 20240317035
    Abstract: A sealing structure of an active weather strip is arranged such that a nozzle resin is mounted in an air injection hole connected to an air chamber formed inside the weather strip in the shape of a closed type ring, and an air control module is connected to the nozzle resin through an air hose. In response to driving conditions of a vehicle, air is injected into or discharged from the air chamber inside the weather strip by an air control module to adjust a reaction force of the weather strip, so as to improve door closing characteristics and minimize an inflow of wind sounds while maintaining airtightness even at a high pressure.
    Type: Application
    Filed: August 9, 2023
    Publication date: September 26, 2024
    Inventors: Myung-Hee Lee, Hyung-Sik Choi, Min-Han Ryu, Jong-Seon Lee, Hyun-Sung Nam, Jang-Kwon Kim, Yoo-Geun Jeon
  • Publication number: 20240227524
    Abstract: A vehicle body frame includes a lower frame fixed to a floor of a vehicle to define a lower region of an internal space in the vehicle, a roof frame connected to an upper portion of the lower frame to define an upper region of the internal space, configured to slid in a vertical direction of the vehicle with respect to the lower frame, to expand the internal space upwards when the roof frame slides upwards, a lower door frame forming a lower portion of a vehicle door, and an upper door frame connected to the lower door frame to form an upper portion of the vehicle door, and configured to slid together with the roof frame to expand the vehicle door upwards when the roof frame slides upwards.
    Type: Application
    Filed: April 13, 2023
    Publication date: July 11, 2024
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Ki Hyun CHOI, Ji Hyun SONG, Hyung Sik CHOI, Sun In YOU, Sang Heon LEE, Jin Ho HWANG, Dong Eun CHA, Won Chan LEE
  • Publication number: 20240198773
    Abstract: A vehicle-building docking system and a method of controlling the same include a lower weather strip coupled to a lower door frame, an upper weather strip coupled to an upper door frame and configured to slide upwards or downwards together with the upper door frame with respect to the lower weather strip, and a sealing tube provided between the lower weather strip and the upper weather strip and configured to inflate after the upper weather strip slides upwards or downwards to seal the gap between the lower weather strip and the upper weather strip.
    Type: Application
    Filed: April 14, 2023
    Publication date: June 20, 2024
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Ki Hyun CHOI, Hyung Sik CHOI, Sang Heon LEE
  • Publication number: 20240149653
    Abstract: A docking system for a vehicle and a building and a control method therefor, include a plurality of vehicle doors provided to enter the vehicle, a roof connected to an upper portion of each of the vehicle doors, and configured to be vertically lifted and lowered above and below the plurality of vehicle doors, wherein when the roof is lifted, an indoor space expands upward to connect the indoor space of the vehicle to an indoor space of the building into one space, and a sealing door respectively provided inside each of the vehicle doors, when the roof is lifted, which is rotated toward each of the vehicle doors to seal each of the vehicle doors and the roof.
    Type: Application
    Filed: April 14, 2023
    Publication date: May 9, 2024
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Ki Hyun CHOI, Hyung Sik Choi, Sang Heon Lee
  • Publication number: 20240140741
    Abstract: A docking control system for a vehicle and a building and a method therefor, includes a plurality of sensors including a vehicle sensor and a gate sensor, and a controller, when a vehicle approaches a gate, which controls the plurality of sensors to set amount of movement of the vehicle, to move the gate so that a vehicle door and the gate are brought into close contact with each other, and when positional satisfaction between the vehicle door and the gate is achieved, which opens the vehicle door and the gate so that an indoor space of the vehicle and an indoor space of the building are connected each other into one space.
    Type: Application
    Filed: March 3, 2023
    Publication date: May 2, 2024
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Ki Hyun CHOI, Ji Hyun SONG, Hyung Sik CHOI, Sun In YOU, Sang Heon LEE, Jin Ho HWANG, Dong Eun CHA, Won Chan LEE
  • Publication number: 20240131910
    Abstract: A vehicle body frame includes a lower frame fixed to a floor of a vehicle to define a lower region of an internal space in the vehicle, a roof frame connected to an upper portion of the lower frame to define an upper region of the internal space, configured to slid in a vertical direction of the vehicle with respect to the lower frame, to expand the internal space upwards when the roof frame slides upwards, a lower door frame forming a lower portion of a vehicle door, and an upper door frame connected to the lower door frame to form an upper portion of the vehicle door, and configured to slid together with the roof frame to expand the vehicle door upwards when the roof frame slides upwards.
    Type: Application
    Filed: April 12, 2023
    Publication date: April 25, 2024
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Ki Hyun CHOI, Ji Hyun SONG, Hyung Sik CHOI, Sun In YOU, Sang Heon LEE, Jin Ho HWANG, Dong Eun CHA, Won Chan LEE
  • Publication number: 20240125168
    Abstract: A docking system between a vehicle and a building and a control method therefor include an entrance frame configured to extend in a direction towards a vehicle door, an external door provided at a side of the vehicle door to be opened, an internal door spaced from the external door and provided at a side of the building to be opened, and a sealing unit inserted into the entrance frame to be provided between the external door and the internal door, and configured to selectively extend in the direction toward the vehicle door to connect an internal space of the vehicle and an indoor space of the building into one space.
    Type: Application
    Filed: April 14, 2023
    Publication date: April 18, 2024
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Ki Hyun Choi, Hyung Sik Choi, Sun In You, Sang Heon Lee, Ji Hyun Song, Won Chan Lee
  • Patent number: 11697334
    Abstract: A vehicle door glass assembly capable of regulating a position of a door glass may include a door frame forming a vehicle door; a garnish joined to a periphery of the door frame to finish an outer side face of the door frame; the door glass installed so as to be raised or lowered within the door frame; a glass run assembled to the door frame to support a periphery of the door glass; and a slider installed in an inner side face of the door glass to guide a raising or lowering movement of the door glass, where the garnish is provided with a restraint device configured to prevent the slider from moving in a longitudinal direction of a vehicle.
    Type: Grant
    Filed: October 10, 2019
    Date of Patent: July 11, 2023
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Hyung-Sik Choi, Gyung-Jae Heo, Eui-Chan Cho, Jea-Hong Kim
  • Patent number: 11167629
    Abstract: A glass run of a door having improved the air-tightly sealing performance, in the glass run of the door mounted on a door frame to support the circumference of the door glass in the door of a vehicle, wherein the glass may include an internal glass run to be mounted on the door frame to be in contact with the internal surface of the door glass; and an external glass run to be mounted on a portion of the door frame where a garnish is attached, and to support an end portion of the door glass, and wherein the external glass run includes a support member for keeping a state in which the internal glass run has been initially mounted on the door.
    Type: Grant
    Filed: December 3, 2019
    Date of Patent: November 9, 2021
    Assignees: Hyundai Motor Company, Kia Motors Corporation, HSR & ACo., Ltd.
    Inventors: Hyung-Sik Choi, Jae-Hong Kim, Gyung-Jae Heo, Jin-Hyung Bae
  • Patent number: 10974576
    Abstract: A door glass assembly includes a door frame configured to form a door of a vehicle, a door glass configured to be installed in the door frame to be ascended and descended relative to the door frame, a garnish configured to be engaged with an outer surface of the door frame so that the outer surface of the door frame is finished with the garnish, a slider installed on the door glass and having a front end received in the door frame to guide the door glass, and a position adjusting part provided on an inner surface of the door glass and configured to adjust a gap between an end portion of the door glass and the garnish.
    Type: Grant
    Filed: December 13, 2018
    Date of Patent: April 13, 2021
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Hyung-Sik Choi, Gyung-Jae Heo, Eui-Chan Cho, Jea-Hong Kim
  • Publication number: 20200338973
    Abstract: A glass run of a door having improved the air-tightly sealing performance, in the glass run of the door mounted on a door frame to support the circumference of the door glass in the door of a vehicle, wherein the glass may include an internal glass run to be mounted on the door frame to be in contact with the internal surface of the door glass; and an external glass run to be mounted on a portion of the door frame where a garnish is attached, and to support an end portion of the door glass, and wherein the external glass run includes a support member for keeping a state in which the internal glass run has been initially mounted on the door.
    Type: Application
    Filed: December 3, 2019
    Publication date: October 29, 2020
    Applicants: Hyundai Motor Company, Kia Motors Corporation, HSR&ACo.,Ltd.
    Inventors: Hyung-Sik Choi, Jae-Hong Kim, Gyung-Jae Heo, Jin-Hyung Bae