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    Electronic device to wirelessly receive power and operating method thereof
    1.
    发明授权
    Electronic device to wirelessly receive power and operating method thereof 有权

    公开(公告)号：US11962175B2

    公开(公告)日：2024-04-16

    申请号：US17085117

    申请日：2020-10-30

    Applicant: SAMSUNG ELECTRONICS CO., LTD.

    Inventor： Beomwoo Gu ,  Kangho Byun ,  Hyunseok Shin ,  Sungku Yeo ,  Youngho Ryu ,  Chongmin Lee

    IPC: H02J7/00 ,  H02J7/02 ,  H02J7/14 ,  H02J50/12 ,  H02J50/80

    CPC classification number: H02J7/00308 ,  H02J7/0047 ,  H02J7/02 ,  H02J50/12 ,  H02J50/80

    Abstract: According to an embodiment, an electronic device may include a battery, a resonance circuit, a rectifier, a DC/DC converter, a charger, a switch, an overvoltage protection circuit configured to perform an overvoltage protection operation or to stop the overvoltage protection operation based on the voltage at the output terminal of the rectifier, a control circuit, and a communication circuit, and the control circuit may be configured to: based on a periodic repetition of a performance of the overvoltage protection operation and a stop of the overvoltage protection while the switch is in an off state, identify a first period during which the overvoltage protection operation is stopped, based on the first period, identify an expected voltage at an output terminal of the rectifier, to be expected, wherein the expected voltage is a voltage if the switch is in an on state, based on the expected voltage, identify whether an occurrence of an overvoltage is expected if the switch is in the on state, and control the communication circuit to transmit a communication signal including information about whether the occurrence of the overvoltage is expected.

    COIL INCLUDING STRUCTURE FOR MINIMIZING INFLUENCE THEREON BY METAL MATERIAL AND RESONANT CIRCUIT INCLUDING SAME
    2.
    发明申请
    COIL INCLUDING STRUCTURE FOR MINIMIZING INFLUENCE THEREON BY METAL MATERIAL AND RESONANT CIRCUIT INCLUDING SAME 有权

    公开(公告)号：US20220255366A1

    公开(公告)日：2022-08-11

    申请号：US17667964

    申请日：2022-02-09

    Applicant: Samsung Electronics Co., Ltd.

    Inventor： Jaehyun PARK ,  Beomwoo Gu ,  Jaeseok Park ,  Sungku Yeo ,  Youngho Ryu ,  Bohwan Chol

    IPC: H02J50/70 ,  H01F27/26 ,  H02J50/12 ,  H02J7/02

    Abstract: Disclosed is a coil including a first conductor disposed on a first plane, a second conductor disposed on a second plane different from the first plane, and including a first end electrically connected to a first end of the first conductor, and a second end positioned near a second end of the first conductor, and a third conductor disposed on the first plane, and including a first end electrically connected to the second end of the second conductor, and a second end positioned near the first end of the second conductor, wherein a pattern of the first conductor connecting the first end of the first conductor from the second end of the first conductor is in a clockwise or counterclockwise direction when the first plane is viewed from a first side, and wherein a pattern of the third conductor connecting the second end of the third conductor from the first end of the third conductor is in a direction opposite to the direction of the pattern of the first conductor when the first plane is viewed from the first side.

    Display panel module and electronic device including multiple display panel modules
    5.
    发明授权
    Display panel module and electronic device including multiple display panel modules 有权

    公开(公告)号：US11474571B2

    公开(公告)日：2022-10-18

    申请号：US17177542

    申请日：2021-02-17

    Applicant: SAMSUNG ELECTRONICS CO., LTD.

    Inventor： Seogyong Jeong ,  Junhyeong Park ,  Jaehyuck Shin ,  Youngho Ryu ,  Byeongguk Choi ,  Sungku Yeo ,  Chongmin Lee

    IPC: G06F1/16 ,  G06F1/18 ,  G06F1/20 ,  G09F9/33 ,  H02J50/00

    Abstract: A display panel module and an electronic device is provided, the display pane module including a plurality of display panel modules. According to the disclosure, an electronic device comprises: a housing, a cover glass, a plurality of display panels disposed adjacent to a rear surface of the cover glass in the housing, a plurality of first heat dissipation plates disposed adjacent to rear surfaces of the plurality of display panels in the housing, a plurality of power/data reception circuit boards disposed adjacent to rear surfaces of the plurality of first heat dissipation plates in the housing, a support configured to support at least a portion of the plurality of power/data reception circuit boards, and a power/data transmission circuit board having at least a portion contacting and supported by the support and spaced apart by a predetermined distance from the plurality of power/data reception circuit boards in a space provided by the support. The power/data transmission circuit board includes a plurality of first antennas corresponding to a plurality of second antennas included in each of the plurality of power/data reception circuit boards and a transmission resonator corresponding to a plurality of reception resonators included in each of the plurality of power/data reception circuit boards.

    Wireless power transmission device, and electronic device for wirelessly receiving power and operating method therefor
    6.
    发明授权
    Wireless power transmission device, and electronic device for wirelessly receiving power and operating method therefor 有权

    公开(公告)号：US11355970B2

    公开(公告)日：2022-06-07

    申请号：US16969091

    申请日：2018-12-24

    Applicant: SAMSUNG ELECTRONICS CO., LTD.

    Inventor： Jaeseok Park ,  Sanghyuk Wi ,  Youngho Ryu ,  Sungbum Park ,  Sungku Yeo

    IPC: H02J50/20 ,  H02J50/80

    Abstract: According to various embodiments, a wireless power transmission device comprises: a first-scheme communication circuit; a power source for generating a source signal; a power transmission circuit for forming an RF wave on the basis of the source signal; and a control circuit, wherein the control circuit can be configured to receive, from an electronic device supporting first-scheme communication and second-scheme communication, a communication signal including information on a communication environment according to the second-scheme communication through the first-scheme communication circuit, and to control, on the basis of the information on the communication environment according to the second-scheme communication, the frequency of the source signal generated by the power source and/or the transmission strength of the RF wave. Other various embodiments are possible.

    Electronic device to perform power management and operating method thereof
    7.
    发明授权
    Electronic device to perform power management and operating method thereof 有权

    公开(公告)号：US11347253B2

    公开(公告)日：2022-05-31

    申请号：US17022540

    申请日：2020-09-16

    Applicant: SAMSUNG ELECTRONICS CO., LTD.

    Inventor： Jaeseok Park ,  Sungku Yeo ,  Youngho Ryu ,  Jaesun Shin ,  Jeongman Lee ,  Chongmin Lee ,  Hyoseok Han

    IPC: H02J3/14 ,  G05F1/625

    Abstract: An electronic device according to an embodiment may include: a plurality of loads, a processor, and a power management circuit configured to provide the plurality of loads with a power, wherein the power management circuit may include a plurality of regulators configured to adjust a voltage of a power received from a power source and output a voltage-adjusted power, a switching circuit configured to connect at least one of the plurality of regulators to at least one of the plurality of loads, a plurality of power sensors each power sensor being configured to measure a magnitude of a power input to each of the plurality of loads, and a controller. The controller may be configured to obtain information related to an operation of each of the plurality of loads from the processor, obtain the magnitude of the power input to each of the plurality of loads from each of the plurality of power sensors, and identify a load which operates abnormally among the plurality of loads based on the magnitude of the power input to each of the plurality of loads and the information related to the operation of each of the plurality of loads.

    Wireless power transmitter including miniaturized inverter for reducing harmonics
    8.
    发明授权
    Wireless power transmitter including miniaturized inverter for reducing harmonics 有权

    公开(公告)号：US12074449B2

    公开(公告)日：2024-08-27

    申请号：US17956443

    申请日：2022-09-29

    Applicant: SAMSUNG ELECTRONICS CO., LTD.

    Inventor： Beomwoo Gu ,  Jaeseok Park ,  Jaehyun Park ,  Youngho Ryu ,  Jungkyu Han

    IPC: H02J50/12 ,  H03H1/00

    CPC classification number: H02J50/12 ,  H03H1/00 ,  H03H2001/0035

    Abstract: An example wireless power transmitter may include a transistor configured to output an amplified signal, a first capacitor coupled to the transistor in parallel, a first LC resonant circuit coupled to the transistor in parallel, a third capacitor having a first end coupled to an output terminal of the transistor and the first LC resonant circuit, a feeding coil coupled to a second end of the third capacitor in series, and having at least a part configured to form a second LC resonant circuit with the third capacitor, and a transmission resonator including a transmission coil and a fourth capacitor coupled to the transmission coil in series. At least a part of the transmission coil may be magnetically coupled with the feeding coil, and at least a part of power received from the feeding coil may be output to an outside through the transmission resonator.

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