Patents by Inventor Yonghwa HAN

Yonghwa HAN 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: 20230353665
    Abstract: An electronic device is provided. The electronic device includes a first housing, a second housing, a hinge structure connected to the first housing and the second housing such that the first housing rotates about a first rotational axis and the second housing rotates about a second rotational axis, the first and second rotation axes being parallel to an axial direction, and a display covering the first housing, the second housing, and the hinge structure, the hinge structure comprising a first arm shaft extending parallel to the axial direction and rotating according to a rotation of a first rotating structure, a second arm shaft extending parallel to the axial direction and rotating according to a rotation of a second rotating structure, and a link structure moving linearly in the axial direction according to a rotation of the first and second arm shafts.
    Type: Application
    Filed: July 7, 2023
    Publication date: November 2, 2023
    Inventor: Yonghwa HAN
  • Patent number: 11728682
    Abstract: A wireless power transmission/reception device and a method of operating the same have been provided. The electronic device includes a first housing structure including a first surface and a second surface facing in a direction opposite to the first surface, and a second housing structure including a third surface and a fourth surface facing in a direction opposite to the third surface. The second housing structure is rotatable relative to the first housing structure. The electronic device also includes a display and a control circuit. The first housing is provided with a first wireless charger configured to perform a wireless charging function in relation to a first external electronic device, and the second housing is provided with a second wireless charger configured to perform a wireless charging function in relation to a second external electronic device.
    Type: Grant
    Filed: September 25, 2020
    Date of Patent: August 15, 2023
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jinhoo Lee, Wonkyu Sung, Jungwon Lee, Daehyeong Park, Yonghwa Han, Minwoo Yoo, Hyoungwook Yi, Jongchul Choi, Changryong Heo
  • Publication number: 20230236641
    Abstract: An electronic device has a hinge structure including a first fixed structure on which a first arc-shaped guide rail is formed, a second fixed structure on which a second arc-shaped guide rail is formed, a first rotating structure including a first coupling portion rotatably coupled to the first guide rail, a second rotating structure including a second coupling portion rotatably coupled to the second guide rail, and a torque structure which provides torque to the first rotating structure and the second rotating structure. The torque structure includes a cam structure formed on the first rotating structure and the second rotating structure, a cam member including a moving cam engaged with the cam structure, and an elastic member which is compressed or tensioned in response to linear movement of the cam member.
    Type: Application
    Filed: March 28, 2023
    Publication date: July 27, 2023
    Inventor: Yonghwa HAN
  • Publication number: 20230213056
    Abstract: Disclosed is an electronic apparatus. The electronic apparatus includes a first housing, a second housing, and a hinge structure connected to the first housing and the second housing.
    Type: Application
    Filed: March 10, 2023
    Publication date: July 6, 2023
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yonghwa HAN, Iksu Jung
  • Patent number: 11671710
    Abstract: A foldable electronic device is disclosed, including a first housing and a second housing coupled via a hinge allowing folding thereof, a camera configured to rotate with respect to the first housing to a change a field-of-view (FOV) of the camera, a display spanning across surfaces of the first and second housings, a motion sensor for detecting a posture of the foldable electronic device, a folding angle sensor for detecting a folding angle between the first and second housings, and at least one processor configured to: based on detecting an input requesting a function associated with photographic capture by the camera, detect a present posture via the motion sensor and a present folding angle via the folding angle sensor, and drive rotation of the camera, based on the detected present posture and the present folding angle, so as to adjust a present FOV of the camera.
    Type: Grant
    Filed: June 9, 2022
    Date of Patent: June 6, 2023
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Wonkyu Sung, Jungwon Lee, Jinhoo Lee, Daehyeong Park, Yonghwa Han, Minwoo Yoo, Hyoungwook Yi, Jongchul Choi, Changryong Heo
  • Publication number: 20230053373
    Abstract: An electronic device includes a display, and a hinge assembly foldable together with the display and corresponding to a folding area of the display. The hinge assembly includes a hinge bracket defining first and second hinge axes, first and second rotators connected to the hinge bracket and respectively rotatable about the first and second hinge axes, first and second sliders connected to the hinge bracket, respectively slidable relative to the hinge bracket in a direction parallel with the hinge axes, and spaced apart from each other in the direction, and an elastic member between the first and second sliders and providing an elastic force in the direction. The first and second rotators respectively include first and second helical structures having a helical shape with the first and second hinge axes as a center, and are each connected to the first and second sliders through the first and second helical structures.
    Type: Application
    Filed: August 29, 2022
    Publication date: February 23, 2023
    Inventors: Jongkeun KIM, Yonghwa HAN, Myungchul RYU, Sukjin YUN, Jaehoon JANG
  • Publication number: 20230044949
    Abstract: The disclosure discloses a foldable electronic device including rotary supports connected to housings, arm parts connected to the rotary supports, and rotary shafts disposed in the arm parts. At least one arm part among the arm parts includes arm cam structures in which fastening holes spaced apart from each other by a predetermined gap are formed. A shape of a cross-section of a rotary shaft inserted into the fastening holes includes flat areas and curved areas when viewed in an axial direction in which the rotary shaft is inserted. The rotary shaft is formed such that a first thickness of a first portion at least partially disposed in one fastening hole among the fastening holes differs from a second thickness of a second portion at least partially disposed in another fastening hole among the fastening holes.
    Type: Application
    Filed: May 10, 2022
    Publication date: February 9, 2023
    Inventors: Daehyeong PARK, Jaehee KIM, Jongyoon KIM, Minsung LEE, Uyhyeon JEONG, Yonghwa HAN, Seunghyun HWANG
  • Publication number: 20230044990
    Abstract: According to various embodiments, an electronic device includes a first housing; a second housing; at least one hinge device configured to foldably couple the first housing and the second housing with respect to a folding axis, wherein the at least one hinge device includes a rotation bracket link; a first rotation bracket rotatably coupled to the rotation bracket link and connected to the first housing; a second rotation bracket rotatably coupled to the rotation bracket link and connected to the second housing; at least one hinge device including a first arm coupled to the first rotation bracket and a second arm coupled to the second rotation bracket; a flexible display disposed to receive support from the first housing, the second housing, and the hinge device; and a first plate and second plate disposed under the flexible display, wherein the first arm and the second arm have the second plate and a support area for supporting the second plate when the electronic device is in an unfolded state.
    Type: Application
    Filed: August 5, 2022
    Publication date: February 9, 2023
    Inventors: Daehyeong PARK, Jaehee KIM, Jongyoon KIM, Minsung LEE, Uyhyeon JEONG, Iksu JUNG, Yonghwa HAN, Kyunghoon HYUN, Seunghyun HWANG
  • Patent number: 11553069
    Abstract: According to various embodiments, an electronic device may include a housing, a display, an opening, a slide portion configured to slide with respect to the housing, a camera module unit configured to rotate in association with an operation of the slide portion within the opening, and a sliding motion controller configured to implement a slide operation of the slide portion and a rotation operation of the camera module unit. The sliding motion controller includes a sliding plate coupled to the slide portion to slide together, a rack gear rail disposed in a sliding direction of the slide portion and configured to move together with the slide portion by a first length and having a gear formed at one end thereof, a locking hook protruded from the other end of the rack gear rail so as to intersect a sliding direction of the rack gear rail, and a locking guide formed to correspond to a position of the locking hook and coupled to the locking hook.
    Type: Grant
    Filed: April 2, 2020
    Date of Patent: January 10, 2023
    Inventors: Yonghwa Han, Chungkeun Yoo, Chulho Bae, Chaeyang Cho, Hongmoon Chun
  • Publication number: 20220413562
    Abstract: An electronic device is provided. The electronic device includes a display including a first area, a second area, and a folding area between the first area and the second area, a first housing configured to support the first area, a second housing configured to support the second area, and a hinge assembly configured to connect the first housing and the second housing, wherein the hinge assembly includes a hinge bracket including a pair of first rail structures formed to define a pair of hinge axes, a pair of hinge structures having one side connected to the first housing or the second housing and another side rotatably connected about the hinge axis along the first rail structure, and including a first cam structure. an intermediate member connected to the hinge bracket, and an elastic member configured to provide an elastic force to the intermediate member.
    Type: Application
    Filed: June 9, 2022
    Publication date: December 29, 2022
    Inventors: Jongkeun KIM, Donghyun BYUN, Sukjin YUN, Chongkun CHO, Yonghwa HAN
  • Publication number: 20220390752
    Abstract: According to various example embodiments, a wearable electronic device may include: a lens frame; a housing; a translational bracket having a translational bracket main hole; an input screw penetrating through an outer wall of the housing; a rotating bracket having a rotating bracket main hole communicating with the translational bracket main hole and a rotating bracket auxiliary hole spaced apart from the rotating bracket main hole and rotatably connected to the housing; a connecting shaft passing through the translational bracket main hole and the rotating bracket main hole configured to rotate the rotating bracket while moving together with the translational bracket main hole; a cam having a cam hole communicating with the rotating bracket auxiliary hole and rotatably connected to the rotating bracket; a shield capable of hanging on the rotating bracket; and a leg connected to the shield.
    Type: Application
    Filed: June 23, 2022
    Publication date: December 8, 2022
    Inventor: Yonghwa HAN
  • Publication number: 20220303473
    Abstract: A foldable electronic device is disclosed, including a first housing and a second housing coupled via a hinge allowing folding thereof, a camera configured to rotate with respect to the first housing to a change a field-of-view (FOV) of the camera, a display spanning across surfaces of the first and second housings, a motion sensor for detecting a posture of the foldable electronic device, a folding angle sensor for detecting a folding angle between the first and second housings, and at least one processor configured to: based on detecting an input requesting a function associated with photographic capture by the camera, detect a present posture via the motion sensor and a present folding angle via the folding angle sensor, and drive rotation of the camera, based on the detected present posture and the present folding angle, so as to adjust a present FOV of the camera.
    Type: Application
    Filed: June 9, 2022
    Publication date: September 22, 2022
    Inventors: Wonkyu SUNG, Jungwon LEE, Jinhoo LEE, Daehyeong PARK, Yonghwa HAN, Minwoo YOO, Hyoungwook YI, Jongchul CHOI, Changryong HEO
  • Publication number: 20210099019
    Abstract: An electronic device includes a first housing structure including a first surface and a second surface facing in a direction opposite to the first surface, and a second housing structure including a third surface and a fourth surface facing in a direction opposite to the third surface. The second housing structure is rotatable relative to the first housing structure. The electronic device also includes a display and a control circuit. The first housing is provided with a first wireless charger configured to perform a wireless charging function in relation to a first external electronic device, and the second housing is provided with a second wireless charger configured to perform a wireless charging function in relation to a second external electronic device. The second wireless charger is located to face the first wireless charger when the first housing structure and the second housing structure are folded to face each other.
    Type: Application
    Filed: September 25, 2020
    Publication date: April 1, 2021
    Inventors: Jinhoo LEE, Wonkyu SUNG, Jungwon LEE, Daehyeong PARK, Yonghwa HAN, Minwoo YOO, Hyoungwook YI, Jongchul CHOI, Changryong HEO
  • Publication number: 20200329131
    Abstract: According to various embodiments, an electronic device may include a housing, a display, an opening, a slide portion configured to slide with respect to the housing, a camera module unit configured to rotate in association with an operation of the slide portion within the opening, and a sliding motion controller configured to implement a slide operation of the slide portion and a rotation operation of the camera module unit. The sliding motion controller includes a sliding plate coupled to the slide portion to slide together, a rack gear rail disposed in a sliding direction of the slide portion and configured to move together with the slide portion by a first length and having a gear formed at one end thereof, a locking hook protruded from the other end of the rack gear rail so as to intersect a sliding direction of the rack gear rail, and a locking guide formed to correspond to a position of the locking hook and coupled to the locking hook.
    Type: Application
    Filed: April 2, 2020
    Publication date: October 15, 2020
    Inventors: Yonghwa HAN, Chungkeun Yoo, Chulho Bae, Chaeyang Cho, Hongmoon Chun
  • Patent number: 10795320
    Abstract: According to various example embodiments, a wearable electronic device is provided, the wearable electronic device including a metal housing used as an antenna radiator and electrically connected to a communication circuit, at least one metal strap coupled to at least one region of the metal housing, and a non-conductive member comprising a non-conductive material disposed between the metal strap and the metal housing, wherein the non-conductive member electrically insulates the metal strap and the metal housing.
    Type: Grant
    Filed: September 9, 2019
    Date of Patent: October 6, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yonghwa Han, Heecheul Moon
  • Patent number: 10677387
    Abstract: An electronic device including a hinge structure disposed on a plate, and a stand member disposed to be rotated at a predetermined angle from the plate by using the hinge structure, is provided. The hinge structure includes a base member including at least one guide hole, a first rotatable member disposed on the base member and rotatable about a first axis, a second rotatable member disposed on the first rotatable member and rotatable about the first axis, and fixed to the stand member, at least one link each including one portion rotatably arranged with respect to a second axis disposed near the first axis, another portion guided through the at least one guide hole in accordance with a movement of the second axis, and a torque generating structure including an axis coinciding with the second axis, and providing a torque in accordance with a rotation of the second rotatable member.
    Type: Grant
    Filed: August 19, 2019
    Date of Patent: June 9, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yonghwa Han, Chungkeun Yoo, Hyosung Kang, Jungbae Park
  • Publication number: 20200124229
    Abstract: An electronic device including a hinge structure disposed on a plate, and a stand member disposed to be rotated at a predetermined angle from the plate by using the hinge structure, is provided. The hinge structure includes a base member including at least one guide hole, a first rotatable member disposed on the base member and rotatable about a first axis, a second rotatable member disposed on the first rotatable member and rotatable about the first axis, and fixed to the stand member, at least one link each including one portion rotatably arranged with respect to a second axis disposed near the first axis, another portion guided through the at least one guide hole in accordance with a movement of the second axis, and a torque generating structure including an axis coinciding with the second axis, and providing a torque in accordance with a rotation of the second rotatable member.
    Type: Application
    Filed: August 19, 2019
    Publication date: April 23, 2020
    Inventors: Yonghwa HAN, Chungkeun YOO, Hyosung KANG, Jungbae PARK
  • Publication number: 20200004208
    Abstract: According to various example embodiments, a wearable electronic device is provided, the wearable electronic device including a metal housing used as an antenna radiator and electrically connected to a communication circuit, at least one metal strap coupled to at least one region of the metal housing, and a non-conductive member comprising a non-conductive material disposed between the metal strap and the metal housing, wherein the non-conductive member electrically insulates the metal strap and the metal housing.
    Type: Application
    Filed: September 9, 2019
    Publication date: January 2, 2020
    Inventors: Yonghwa HAN, Heecheul MOON
  • Patent number: 10409228
    Abstract: According to various example embodiments, a wearable electronic device is provided, the wearable electronic device including a metal housing used as an antenna radiator and electrically connected to a communication circuit, at least one metal strap coupled to at least one region of the metal housing, and a non-conductive member comprising a non-conductive material disposed between the metal strap and the metal housing, wherein the non-conductive member electrically insulates the metal strap and the metal housing.
    Type: Grant
    Filed: October 12, 2017
    Date of Patent: September 10, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yonghwa Han, Heecheul Moon
  • Publication number: 20180107168
    Abstract: According to various example embodiments, a wearable electronic device is provided, the wearable electronic device including a metal housing used as an antenna radiator and electrically connected to a communication circuit, at least one metal strap coupled to at least one region of the metal housing, and a non-conductive member comprising a non-conductive material disposed between the metal strap and the metal housing, wherein the non-conductive member electrically insulates the metal strap and the metal housing.
    Type: Application
    Filed: October 12, 2017
    Publication date: April 19, 2018
    Inventors: Yonghwa HAN, Heecheul MOON