APPARATUS AND METHOD FOR CONTROLLING RESONATOR OF WIRELESS POWER TRANSMISSION SYSTEM
First Claim
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1. A source device configured to transmit a magnetic field via magnetic resonance with a target device, the source device comprising:
- a source resonator comprising a plurality of loop circuits respectively configured to generate different magnetic fields each depending on a length of a corresponding one of the plurality of loop circuits; and
a circuit selector configured to select one loop circuit among the plurality of loop circuits based on information associated with the target device.
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Abstract
A source device configured to transmit a magnetic field via magnetic resonance with a target device includes a source resonator including a plurality of loop circuits respectively configured to generate different magnetic fields each depending on a length of a corresponding one of the plurality of loop circuits, and a circuit selector configured to select one loop circuit among the plurality of loop circuits based on information associated with the target device.
34 Citations
31 Claims
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1. A source device configured to transmit a magnetic field via magnetic resonance with a target device, the source device comprising:
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a source resonator comprising a plurality of loop circuits respectively configured to generate different magnetic fields each depending on a length of a corresponding one of the plurality of loop circuits; and a circuit selector configured to select one loop circuit among the plurality of loop circuits based on information associated with the target device. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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14. A target device configured to receive a magnetic field via magnetic resonance with a source device, the target device comprising:
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a target resonator comprising a plurality of loop circuits respectively configured to receive different magnetic fields each depending on a length of a corresponding one of the plurality of loop circuits; and a circuit selector configured to select one loop circuit among the plurality of loop circuits based on information associated with the source device. - View Dependent Claims (15, 16, 17, 18, 19, 20, 21, 22)
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23. A relay device configured to relay a magnetic field received from a source device to a target device via magnetic resonance with the source device, the relay device comprising:
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a relay resonator comprising a plurality of loop circuits respectively configured to relay different magnetic fields each depending on a length of a corresponding one of the plurality of loop circuits; and a circuit selector configured to select one loop circuit among the plurality of loop circuits based on information associated with the source device and information associated with the target device. - View Dependent Claims (24, 25)
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26. A method of operating a source device configured to transmit a magnetic field via magnetic resonance with a target device, the source device comprising a source resonator comprising a plurality of loop circuits, the method comprising:
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selecting one loop circuit among the plurality of loop circuits of the source resonator based on information associated with the target device; and generating a magnetic field corresponding to a length of the selected loop circuit. - View Dependent Claims (27)
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28. A method of operating a target device configured to receive a magnetic field via magnetic resonance with a source device, the target device comprising a target resonator comprising a plurality of loop circuits, the method comprising:
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selecting one loop circuit among the plurality of loop circuits of the target resonator based on information associated with the source device; and receiving a magnetic field corresponding to a length of the selected loop circuit.
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29. A method of operating a relay device configured to relay to a target device a magnetic field received by the relay device via magnetic resonance with a source device, the relay device comprising a relay resonator comprising a plurality of loop circuits, the method comprising:
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selecting one loop circuit among the plurality of loop circuits of the relay resonator based on information associated with the source device and the target device; and relaying a magnetic field corresponding to a length of the selected loop circuit.
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30. A source device configured to transmit a magnetic field via magnetic resonance with a target device, the source device comprising:
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a source resonator configured to generate a magnetic field and having at least one controllable parameter affecting a wireless power transmission efficiency; and a controller configured to control the at least one controllable parameter of the source resonator based on information associated with the target device. - View Dependent Claims (31)
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Specification