Wireless power transfer system and wireless power transfer method
First Claim
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1. A wireless power transfer system including a plurality of power supply coils, and wirelessly performing power transfer from the power supply coils to a power receiver, comprising:
- an entire controller configured to control the power transfer performed by wirelessly transmitting and receiving powers of the power supply coils and the power receiver, in accordance with confirming power transfer ranges of the plurality of power supply coils, whereinthe entire controller is configured to determine a power transfer group by stopping a transmission output of at least one power supply coil in the plurality of power supply coils, andthe entire controller is configured to select the at least one power supply coil for stopping the transmission output, so as to control the number of the power supply coils included in the power transfer group without exceeding a first threshold value.
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Abstract
A wireless power transfer system including a plurality of power supply coils, and wirelessly performing power transfer from the power supply coils to a power receiver, includes an entire controller. The entire controller is configured to control the power transfer performed by wirelessly transmitting and receiving powers of the power supply coils and the power receiver, in accordance with confirming power transfer ranges of the plurality of power supply coils.
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Citations
17 Claims
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1. A wireless power transfer system including a plurality of power supply coils, and wirelessly performing power transfer from the power supply coils to a power receiver, comprising:
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an entire controller configured to control the power transfer performed by wirelessly transmitting and receiving powers of the power supply coils and the power receiver, in accordance with confirming power transfer ranges of the plurality of power supply coils, wherein the entire controller is configured to determine a power transfer group by stopping a transmission output of at least one power supply coil in the plurality of power supply coils, and the entire controller is configured to select the at least one power supply coil for stopping the transmission output, so as to control the number of the power supply coils included in the power transfer group without exceeding a first threshold value. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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13. A wireless power transfer system including a plurality of power supply coils, and wirelessly performing power transfer from the power supply coils to a power receiver, comprising:
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an entire controller configured to control the power transfer performed by wirelessly transmitting and receiving powers of the power supply coils and the power receiver, in accordance with confirming power transfer ranges of the plurality of power supply coils, wherein the entire controller is configured to determine a power transfer group by stopping a transmission output of at least one power supply coil in the plurality of power supply coils, and the entire controller is configured to select the at least one power supply coil for stopping the transmission output, so as to control the number of the power receivers included in the power transfer group without exceeding a second threshold value.
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14. A wireless power transfer system including a plurality of power supply coils, and wirelessly performing power transfer from the power supply coils to a power receiver, comprising:
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an entire controller configured to control the power transfer performed by wirelessly transmitting and receiving powers of the power supply coils and the power receiver, in accordance with confirming power transfer ranges of the plurality of power supply coils, wherein the entire controller is configured to determine a power transfer group by stopping a transmission output of at least one power supply coil in the plurality of power supply coils, and the entire controller is configured to select the at least one power supply coil for stopping the transmission output, so as to control a total number of the power supply coils and the power receivers included in the power transfer group without exceeding a third threshold value.
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15. A wireless power transfer method for wirelessly performing power transfer from a plurality of power supply coils to a power receiver, comprising:
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confirming power transfer ranges of the plurality of power supply coils; controlling the power transfer performed by wirelessly transmitting and receiving powers of the power supply coils and the power receiver, in accordance with the confirmed power transfer ranges of the plurality of power supply coils; determining a power transfer group by stopping a transmission output of at least one power supply coil in the plurality of power supply coils; and selecting the at least one power supply coil for stopping the transmission output, so as to control the number of the power supply coils included in the power transfer group without exceeding a first threshold value. - View Dependent Claims (16)
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17. A non-transitory computer-readable storage medium storing a wireless power transfer program for wirelessly performing power transfer from a plurality of power supply coils to a power receiver, wherein the wireless power transfer program causes a computer to execute:
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confirming power transfer ranges of the plurality of power supply coils; controlling the power transfer performed by wirelessly transmitting and receiving powers of the power supply coils and the power receiver, in accordance with the confirmed power transfer ranges of the plurality of power supply coils; determining a power transfer group by stopping a transmission output of at least one power supply coil in the plurality of power supply coils; and selecting the at least one power supply coil for stopping the transmission output, so as to control the number of the power supply coils included in the power transfer group without exceeding a first threshold value.
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Specification