WIRELESS POWER TRANSMISSION METHOD AND APPARATUS FOR STABLY TRANSMITTING POWER TO PLURALITY OF WIRELESS POWER RECEPTION APPARATUSES
First Claim
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1. A wireless power transmission apparatus comprising:
- a plurality of transmission (TX) resonators configured to resonate with at least one reception (RX) resonator at an input frequency, and wirelessly transmit power to the at least one RX resonator; and
a frequency controller configured to control the input frequency so that power is stably supplied to the at least one RX resonator.
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Abstract
A wireless power transmission apparatus includes a plurality of transmission (TX) resonators configured to resonate with at least one reception (RX) resonator, and wirelessly transmit power to the at least one RX resonator; and a frequency controller configured to control the input frequency so that power is stably supplied to the at least one RX resonator.
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Citations
23 Claims
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1. A wireless power transmission apparatus comprising:
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a plurality of transmission (TX) resonators configured to resonate with at least one reception (RX) resonator at an input frequency, and wirelessly transmit power to the at least one RX resonator; and a frequency controller configured to control the input frequency so that power is stably supplied to the at least one RX resonator. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. A wireless power transmission apparatus comprising:
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a multi-resonator comprising a plurality of transmission (TX) resonators, the plurality of TX resonators being designed to have resonant frequencies matched to a resonant frequency of a reception (RX) resonator; and a feeder configured to supply power to each of the plurality of TX resonators of the multi-resonator. - View Dependent Claims (9, 10, 11, 12, 13)
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14. A wireless power transmission method comprising:
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tracking an input frequency at which power is stably supplied from a plurality of transmission (TX) resonators to at least one reception (RX) resonator; and wirelessly transmitting power to the at least one RX resonator at the tracked input frequency. - View Dependent Claims (15, 16, 17, 18, 19, 20)
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21. A wireless power transmission apparatus comprising:
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a plurality of transmission (TX) resonators configured to resonate with at least one reception (RX) resonator, and wirelessly transmit power to the at least one RX resonator; and a single matching network configured to match the plurality of TX resonators to the at least one RX resonator to increase a wireless power transmission efficiency of wirelessly transmitting the power to the at least one RX resonator. - View Dependent Claims (22, 23)
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Specification