WIRELESS POWER TRANSMISSION APPARATUS AND METHOD
First Claim
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1. A wireless power transmission apparatus comprising:
- a resonator configured to transmit power to another resonator;
a power supply unit configured to supply power to the resonator; and
a switching unit comprisinga transistor configured to be turned on to connect the power supply unit to the resonator, and to be turned off to disconnect the power supply unit from the resonator, based on a control signal, anda diode connected in series to the transistor.
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Abstract
A wireless power transmission apparatus includes a resonator configured to transmit power to another resonator, and a power supply unit configured to supply power to the resonator. The apparatus further includes a switching unit including a transistor configured to be turned on to connect the power supply unit to the resonator, and to be turned off to disconnect the power supply unit from the resonator, based on a control signal, and a diode connected in series to the transistor.
11 Citations
20 Claims
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1. A wireless power transmission apparatus comprising:
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a resonator configured to transmit power to another resonator; a power supply unit configured to supply power to the resonator; and a switching unit comprising a transistor configured to be turned on to connect the power supply unit to the resonator, and to be turned off to disconnect the power supply unit from the resonator, based on a control signal, and a diode connected in series to the transistor. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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13. A wireless power transmission method comprising:
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turning a transistor on to connect a power supply unit to a resonator, or turning the transistor off to disconnect the power supply unit from the resonator, based on a control signal, the transistor connected in series to a diode; supplying power from the power supply unit to the resonator in response to the transistor being turned on; and transmitting power from the resonator to another resonator. - View Dependent Claims (14, 15, 16)
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17. A wireless power reception apparatus comprising:
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a resonator configured to receive power from another resonator; a load configured to receive power from the resonator; and a switching unit comprising a transistor configured to be turned on to connect the resonator to the load, and to be turned off to disconnect the resonator from the load, based on a control signal, and a diode connected in series to the transistor. - View Dependent Claims (18, 19, 20)
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Specification