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公开(公告)号：US20220368170A1
公开(公告)日：2022-11-17
申请号：US17742554
申请日：2022-05-12
Applicant: Samsung Electronics Co., Ltd.
Inventor： Seungshik SHIN , Baewon PARK , Sungchul PARK , Jinsik CHOI
Abstract: According to various embodiments, an electronic device may comprise a battery, a multi-coil circuit including a first coil and a second coil, a magnetic field control circuit electrically connected with the multi-coil circuit, a power management module electrically connected with the battery and the magnetic field control circuit, and a processor electrically connected with the multi-coil circuit, the magnetic field control circuit, and the power management module. Upon detecting an external electronic device to receive wireless power, the processor may control the magnetic field control circuit to transmit power having a first characteristic to the external electronic device through the first coil, and upon transmitting the power having the first characteristic, control the magnetic field control circuit to maintain transmission through the first coil based on a first operating frequency and a threshold operating frequency in a designated frequency range, or upon transmitting the power having the first characteristic, adjust an operating voltage based on the first operating frequency and the threshold operating frequency and control the magnetic field control circuit to transmit power having a second characteristic through the first coil and the second coil based on a first frequency varied in response to the adjusted operating voltage. Other embodiments may also be possible.
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2.发明公开公开(公告)号：US20240348107A1
公开(公告)日：2024-10-17
申请号：US18753607
申请日：2024-06-25
Applicant: Samsung Electronics Co., Ltd.
Inventor： Seungshik SHIN , Baewon PARK , Sungchul PARK , Jinsik CHOI
Abstract: An electronic device is provided. The electronic device includes a battery, a multi-coil circuitry including a first coil and a second coil, magnetic field control circuitry electrically connected to the multi-coil circuitry, a power management module electrically connected to the battery and the magnetic field control circuitry, memory storing one or more computer programs, and one or more processors communicatively coupled to the battery, the multi-coil circuitry, the magnetic field control circuitry, the power management module, and the memory, wherein the one or more computer programs include computer-executable instructions that, when executed by the one or more processors individually or collectively, cause the electronic device to detect an external electronic device by performing a ping operation using the first coil, identify a type of the detected external electronic device, when the external electronic device is an external electronic device of a first type, wirelessly transmit power to the external electronic device by using the first coil and the second coil, when the external electronic device is an external electronic device of a second-type, wirelessly transmit power through the first coil, identify a magnitude of transmission power transmitted through the first coil, select the first coil or select the first coil and the second coil based on comparing the magnitude of the transmission power with a designated power threshold, and wirelessly transmit power to the external electronic device using the first coil or wirelessly transmit power to the external electronic device using the first coil and second coil.
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Patent Agency Ranking
3.发明公开公开(公告)号：US20230268771A1
公开(公告)日：2023-08-24
申请号：US18113825
申请日：2023-02-24
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Seungshik SHIN , Taewoong KIM , Baewon PARK , Sungchul PARK , Sehyoung PARK , Jinsik CHOI
CPC classification number: H02J50/10 , H02J7/00712 , H02J50/80
Abstract: According to various embodiments, an electronic device comprises: a power supply unit comprising a power supply; an antenna module including at least one antenna; a magnetic field control circuit electrically connected to the antenna module; a charging circuit electrically connected to the power supply unit and the magnetic field control circuit; and at least one processor electrically connected to the magnetic field control circuit and the charging circuit, wherein the at least one processor may be configured to: identify an operating frequency through the magnetic field control circuit during the transmission of wireless power outside of the electronic device through the antenna module using power supplied from the power supply unit, identify whether the confirmed operating frequency is included in at least one operating voltage change frequency section within the designated operating frequency range, and change the operating voltage of the charging circuit based on the operating frequency being included in the at least one operating voltage change frequency section.
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公开(公告)号：US20250118997A1
公开(公告)日：2025-04-10
申请号：US18908070
申请日：2024-10-07
Applicant: Samsung Electronics Co., Ltd.
Inventor： Baewon PARK , Seungshik SHIN , Jinsik CHOI
Abstract: An electronic device including a wireless charging coil, a wireless communication circuit, memory storing one or more computer programs, and one or more processors communicatively coupled to the wireless charging coil, the wireless communication circuit, and the memory is provided, wherein the one or more computer programs include computer-executable instructions that, when executed by the one or more processors individually or collectively, cause the electronic device to, by using at least one of the wireless charging coil and the wireless communication circuit in a first state of the electronic device, that is, in a state where the electronic device is powered off, receive a ping signal transmitted from an external electronic device, transmit to the external electronic device a first signal strength packet (SSP) responding to the ping signal, based on receiving of the ping signal, perform first authentication for ultra-fast wireless charging with respect to the external electronic device, based on transmitting of the first SSP, and switch the first state to a second state, that is, a state where the electronic device is powered on, based on detecting of a specified event, while performing the ultra-fast wireless charging based on the first authentication, and wherein the one or more computer programs further include computer-executable instructions that, when executed by the one or more processors individually or collectively, cause the electronic device to, by using at least one of the wireless charging coil and the wireless communication circuit in the second state of the electronic device, transmit a second SSP to the external electronic device.
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公开(公告)号：US20230007875A1
公开(公告)日：2023-01-12
申请号：US17843294
申请日：2022-06-17
Applicant: Samsung Electronics Co., Ltd.
Inventor： Seungshik SHIN , Baewon PARK , Jinsik CHOI
Abstract: An electronic device may include a battery, a multi-coil circuit including a first coil, a second coil, and a switch circuit connected between the first coil and the second coil, a wireless power transmission and reception circuit electrically connected to the multi-coil circuit, a power management module electrically connected to the battery and the wireless power transmission and reception circuit, and a processor electrically connected to the multi-coil circuit, the wireless power transmission and reception circuit, and the power management module, the switch circuit receives a first control signal based on a voltage detected from the second coil, a second control signal by the processor, and a third control signal by the wireless power transmission and reception circuit, and performs a switch-ON operation or a switch-OFF operation based on at least some of the first control signal, the second control signal, and the third control signal.
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公开(公告)号：US20230006482A1
公开(公告)日：2023-01-05
申请号：US17707310
申请日：2022-03-29
Applicant: Samsung Electronics Co., Ltd.
Inventor： Jinsik CHOI , Baewon PARK , Seungshik SHIN , Sangmin YE
Abstract: An electronic device is provided. The electronic device includes a battery, at least one coil, a wireless power transmission/reception circuit electrically coupled to the at least one coil, a charging circuit electrically coupled between the wireless power transmission/reception circuit and the battery, and a processor. The processor may be configured to detect an external electronic device capable of wireless power transmission by using the wireless power transmission/reception circuit), identify a magnitude of power to be received at the external electronic device, control the wireless power transmission/reception circuit to output a first control error packet (CEP) signal having a first power magnitude which is fixed, based on the magnitude of the power being less than a specified power magnitude, and control the wireless power transmission/reception circuit to output a second CEP signal having a variable power magnitude based on the first power magnitude and a second power magnitude, based on the magnitude of the power being equal to or greater than the specified power magnitude.
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公开(公告)号：US20220352757A1
公开(公告)日：2022-11-03
申请号：US17422793
申请日：2021-07-09
Applicant: Samsung Electronics Co., Ltd.
Inventor： Seungshik SHIN , Sangwoo KANG , Kyungmin PARK , Baewon PARK , Juhyang LEE , Jinsik CHOI , Jaeyoung HUH
Abstract: According to one embodiment, an electronic device comprises a battery, an antenna module including a first coil and a second coil, at least one switch electrically connected with the antenna module, a magnetic field controller electrically connected with the antenna module, a charger electrically connected with the battery and the magnetic field controller, and at least one processor electrically connected with the at least one switch, the magnetic field controller, and the charger. The at least one processor may be configured to, based on an operation mode associated with the antenna module, control the at least one switch to connect the first coil with the magnetic field controller, or to connect the first coil and the second coil in parallel and allow the first coil and the second coil connected in parallel to connect with the magnetic field controller. Other embodiments may be possible as well.
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