Patents by Inventor Chanhee Oh

Chanhee Oh 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: 20260155556
    Abstract: An electronic device is provided. The electronic device includes a side housing which is used as an antenna. The side housing includes conductive members separated by a segment part. The conductive members includes protrusions and grooves, which are formed in regions adjacent to the segmented part. A first groove formed on a first end of a first conductive member has a height different from that of a second groove formed on a second end of a second conductive member.
    Type: Application
    Filed: January 26, 2026
    Publication date: June 4, 2026
    Inventors: Byungjoon KIM, Euisung KANG, Sungsoo KIM, Yongyoun KIM, Eungwon KIM, Chanhee OH, Minsu JUNG
  • Patent number: 12646822
    Abstract: An electronic device is provided. The electronic device includes first and second printed circuit boards (PCBs); a flexible PCB (FPCB) connecting the first and second PCBs; and an antenna module between the first and second PCBs. The antenna module includes: a first pattern layer provided on a first substrate surface and forming a first coil pattern; a second pattern layer provided on a second substrate surface and forming a second coil pattern; an overlapping area in which the FPCB is provided between portions of the second pattern layer; and a plurality of pattern areas in which the portions of the second coil pattern are respectively provided.
    Type: Grant
    Filed: February 13, 2023
    Date of Patent: June 2, 2026
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Chanhee Oh, Joon Heo, Soon Park
  • Publication number: 20260147389
    Abstract: A foldable electronic device is provided. The foldable electronic device includes a first housing, a second housing, and a hinge portion configured to connect the first housing and the second housing, a first display disposed in the first housing and the second housing, and disposed across the hinge portion, a second display located on an opposite side of the first display and disposed in the first housing, a display driver integrated circuit disposed on a rear surface of the second display, a printed circuit board accommodated in the first housing, and a battery accommodated in the first housing, wherein the battery includes a first part including battery cells and a second part including a battery protection circuit, wherein the second part of the battery is positioned farther away from the second display than the first part of the battery, and wherein, when viewed from above the second display, the display driver integrated circuit is configured to overlap the second part of the battery.
    Type: Application
    Filed: January 20, 2026
    Publication date: May 28, 2026
    Inventors: Chanhee OH, Yonghwa KIM, Eungwon KIM
  • Publication number: 20260142684
    Abstract: An electronic device may include: a front plate disposed in a first direction; a rear plate positioned in parallel with the front plate; a frame coupled to the front plate and the rear plate between the front plate and the rear plate to form an inner space; and a waterproof member comprising an injectable waterproof material configured to provide a seal between the front plate and the frame. The frame includes a waterproof member inlet configure to receive injected waterproof material into the front plate in the first direction, and the waterproof member inlet can have a stepped part, having a difference in height from the front plate with respect to the first direction at an entrance part of the waterproof member inlet, and a seating surface, provided on the upper surface of a portion having a relatively low height.
    Type: Application
    Filed: January 13, 2026
    Publication date: May 21, 2026
    Inventors: Byungjoon KIM, Hyeonuk KANG, Yongyoun KIM, Byeonguk MIN, Chanhee OH, Kyungjae LEE, Sungjoo CHO, Jaeseok CHOI
  • Patent number: 12586903
    Abstract: Various embodiments of the present disclosure relate to an electronic device for extending an operation range of an antenna. The electronic device may comprise: a foldable housing including a first housing, a second housing, and a hinge module including a hinge disposed between the first housing and the second housing; a first coil positioned inside the second housing and including n designated turns; a second coil positioned inside the first housing and including m designated turns less than the n, the second coil being connected in series with the first coil; a communication module comprising communication circuitry electrically connected to the first coil and the second coil; and a processor for controlling the communication module.
    Type: Grant
    Filed: March 14, 2023
    Date of Patent: March 24, 2026
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Chanhee Oh, Kyuyoung Kim, Yongyoun Kim, Byoungryoul Song, Seungbum Choi, Hyunju Hong
  • Publication number: 20260052634
    Abstract: Disclosed is an electronic device including a display, and a housing, in which the display is placed, forming an exterior of the electronic device, the housing includes a first conductive area and a second conductive area, a non-conductive area formed with a non-conductive material and placed between the first conductive area and the second conductive area, a first reinforced structure formed at a part of the first conductive area, the first reinforced structure including a first protrusion part protruding towards an inner space of the electronic device, and a second reinforced structure formed at another part of the first conductive area adjacent to the non-conductive area, the second reinforced structure including a second protrusion part protruding towards the inner space of the electronic device, and the first protrusion part is formed at a first placement height and the second protrusion part is formed at a second placement height different from the first placement height.
    Type: Application
    Filed: October 23, 2025
    Publication date: February 19, 2026
    Inventors: Yunjae HAN, Hyeonuk KANG, Soojung KIM, Yongyoun KIM, Chanhee OH
  • Patent number: 12520422
    Abstract: An electronic device may include, for example: a first housing, a second housing, a hinge cover, a hinge structure, a display, and a flexible printed circuit board (FPCB) including a rigid portion configured to be disposed on a first cover portion in the folded state, a first flexible portion connected to the rigid portion and configured to be at least partially bent along a second cover portion, and a second flexible portion connected to the rigid portion oppositely to the first flexible portion and configured to be at least partially bent along a third cover portion. The rigid portion is more rigid than the first flexible portion and the second flexible portion.
    Type: Grant
    Filed: November 16, 2022
    Date of Patent: January 6, 2026
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Seyoon Bae, Yongyoun Kim, Joon Heo, Chanhee Oh
  • Patent number: 12482930
    Abstract: An electronic device, according to various embodiments of the present disclosure, may comprise: a housing, a first circuit board disposed in the housing; flexible circuit boards electrically connected to the first circuit board, coil antennas disposed inside the housing and including a plurality of antennas having conductive patterns provided and configured to generate magnetic fields, a shielding layer disposed below a first antenna from among the plurality of antennas and metal shields disposed about side surfaces of the coil antennas and configured to shield a magnetic field in a first direction from among magnetic fields formed by the coil antennas.
    Type: Grant
    Filed: May 3, 2023
    Date of Patent: November 25, 2025
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Chanhee Oh, Sungsoo Kim, Yongyoun Kim, Seyoon Bae, Seungbum Choi, Hyunju Hong
  • Publication number: 20250244837
    Abstract: An electronic device comprising a solenoid type substrate assembly is provided. The electronic device includes a base plate, a side frame connected to the base plate, a front cover covering a surface of the base plate, a back cover covering a surface of the side frame and provided opposite to the front cover with respect to the side frame, a pen housing arranged on the base plate and configured to accommodate a digital pen, and a solenoid type substrate assembly provided between the side frame and the pen housing, and configured to determine whether the digital pen is provided inside the pen housing and electrically charge the digital pen.
    Type: Application
    Filed: March 14, 2025
    Publication date: July 31, 2025
    Inventor: Chanhee OH
  • Publication number: 20250175548
    Abstract: An electronic device may comprise: a housing; a groove disposed in the housing, the groove comprising an enclosure portion including a hollow portion configured to receive a digital pen, and an enclosure face at least partially defining the hollow portion; a printed circuit board configured to recognize and/or charge the digital pen, the printed circuit board facing the hollow portion and being disposed in the housing; and a magnetic material disposed on the enclosure face.
    Type: Application
    Filed: January 23, 2025
    Publication date: May 29, 2025
    Inventors: Joon HEO, Chanhee OH, Joonhyung PARK
  • Patent number: 12166293
    Abstract: According to certain embodiments, an electronic device includes a display configured to output visual information to the front of the electronic device, a support structure configured to support at least one of electronic components accommodated in the electronic device, the support structure having a first surface and a second surface, and an antenna including a ground portion disposed on the first surface and a radiation portion disposed on the second surface that are disposed respectively on both surfaces of the support structure.
    Type: Grant
    Filed: June 22, 2022
    Date of Patent: December 10, 2024
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Chanhee Oh, Kyuyoung Kim, Sungsoo Kim, Hyunju Hong
  • Publication number: 20240340364
    Abstract: An electronic device is provided that includes a first housing, a second housing connected to the first housing to be rotatable about a folding axis, a display disposed on a front surface of the electronic device, a first magnet arranged in the first housing, and a second magnet arranged in the second housing not to correspond to the first magnet while the electronic device is in a folded state, wherein there is an attractive force between the first magnet and the second magnet, wherein the first magnet includes a first boundary surface that partitions different poles and is tilted at a first angle with respect to the folding axis, wherein the second magnet includes a second boundary surface that partitions different poles and is tilted at a second angle with respect to the folding axis, and wherein the first boundary surface and the second boundary surface face each other.
    Type: Application
    Filed: May 2, 2024
    Publication date: October 10, 2024
    Inventors: Junghyung PARK, Yongyoun KIM, Chanhee OH, Jeonggoo JEON, Seunggoo KANG, Hyunju HONG
  • Patent number: 12108550
    Abstract: According to an embodiment, an electronic device may include a first housing, a second housing, a hinge device configured to connect the first housing and the second housing to be foldable about a folding axis, and a flexible display arranged to be supported by at least a part of the first housing, the second housing, and the hinge device. The hinge device may include a hinge housing including an accommodation portion, at least one cam assembly arranged in the accommodation portion, at least two coil spring members providing a pressing force to the at least one cam assembly in a direction parallel to the folding axis, and at least one hinge plate configured to support the at least one cam assembly. The at least two coil spring members may be coiled in opposite directions. Various other embodiments may be possible.
    Type: Grant
    Filed: March 23, 2022
    Date of Patent: October 1, 2024
    Assignee: Samsung Electronics Co., Ltd.
    Inventor: Chanhee Oh
  • Patent number: 11991816
    Abstract: According to various embodiments of the disclosure, an electronic device may include a housing, a non-conductive supporting member disposed in the housing and including a first area, a second area spaced apart from the first area, and a third area connecting the first area and the second area, a conductive pattern portion disposed over the first area of the supporting member, a heat dissipation member disposed to at least partially overlap the conductive pattern portion, and an antenna including a circuit board, a conductive portion, and a ground portion. The conductive portion of the antenna may be disposed over the second area. The heat dissipation member may extend from the first area to the third area, and the ground portion of the antenna may extend from the second area to the third area to contact at least a portion of the heat dissipation member.
    Type: Grant
    Filed: April 5, 2022
    Date of Patent: May 21, 2024
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yongyoun Kim, Chanhee Oh, Dongkee Jung
  • Publication number: 20230318173
    Abstract: An electronic device, according to various embodiments of the present disclosure, may comprise: a housing, a first circuit board disposed in the housing; flexible circuit boards electrically connected to the first circuit board, coil antennas disposed inside the housing and including a plurality of antennas having conductive patterns provided and configured to generate magnetic fields, a shielding layer disposed below a first antenna from among the plurality of antennas and metal shields disposed about side surfaces of the coil antennas and configured to shield a magnetic field in a first direction from among magnetic fields formed by the coil antennas.
    Type: Application
    Filed: May 3, 2023
    Publication date: October 5, 2023
    Inventors: Chanhee OH, Sungsoo KIM, Yongyoun KIM, Seyoon BAE, Seungbum CHOI, Hyunju HONG
  • Publication number: 20230216199
    Abstract: Various embodiments of the present disclosure relate to an electronic device for extending an operation range of an antenna. The electronic device may comprise: a foldable housing including a first housing, a second housing, and a hinge module including a hinge disposed between the first housing and the second housing; a first coil positioned inside the second housing and including n designated turns; a second coil positioned inside the first housing and including m designated turns less than the n, the second coil being connected in series with the first coil; a communication module comprising communication circuitry electrically connected to the first coil and the second coil; and a processor for controlling the communication module.
    Type: Application
    Filed: March 14, 2023
    Publication date: July 6, 2023
    Inventors: Chanhee OH, Kyuyoung KIM, Yongyoun KIM, Byoungryoul SONG, Seungbum CHOI, Hyunju HONG
  • Publication number: 20230198128
    Abstract: An electronic device is provided. The electronic device includes first and second printed circuit boards (PCBs); a flexible PCB (FPCB) connecting the first and second PCBs; and an antenna module between the first and second PCBs.
    Type: Application
    Filed: February 13, 2023
    Publication date: June 22, 2023
    Inventors: Chanhee OH, Joon HEO, Soon PARK
  • Publication number: 20230096714
    Abstract: An electronic device may include, for example: a first housing, a second housing, a hinge cover, a hinge structure, a display, and a flexible printed circuit board (FPCB) including a rigid portion configured to be disposed on a first cover portion in the folded state, a first flexible portion connected to the rigid portion and configured to be at least partially bent along a second cover portion, and a second flexible portion connected to the rigid portion oppositely to the first flexible portion and configured to be at least partially bent along a third cover portion. The rigid portion is more rigid than the first flexible portion and the second flexible portion.
    Type: Application
    Filed: November 16, 2022
    Publication date: March 30, 2023
    Inventors: Seyoon BAE, Yongyoun KIM, Joon HEO, Chanhee OH
  • Publication number: 20220320737
    Abstract: According to certain embodiments, an electronic device includes a display configured to output visual information to the front of the electronic device, a support structure configured to support at least one of electronic components accommodated in the electronic device, the support structure having a first surface and a second surface, and an antenna including a ground portion disposed on the first surface and a radiation portion disposed on the second surface that are disposed respectively on both surfaces of the support structure.
    Type: Application
    Filed: June 22, 2022
    Publication date: October 6, 2022
    Inventors: Chanhee OH, Kyuyoung KIM, Sungsoo KIM, Hyunju HONG
  • Publication number: 20220322516
    Abstract: According to various embodiments of the disclosure, an electronic device may include a housing, a non-conductive supporting member disposed in the housing and including a first area, a second area spaced apart from the first area, and a third area connecting the first area and the second area, a conductive pattern portion disposed over the first area of the supporting member, a heat dissipation member disposed to at least partially overlap the conductive pattern portion, and an antenna including a circuit board, a conductive portion, and a ground portion. The conductive portion of the antenna may be disposed over the second area. The heat dissipation member may extend from the first area to the third area, and the ground portion of the antenna may extend from the second area to the third area to contact at least a portion of the heat dissipation member.
    Type: Application
    Filed: April 5, 2022
    Publication date: October 6, 2022
    Inventors: Yongyoun KIM, Chanhee OH, Dongkee JUNG