POWER TRANSMISSION DEVICE, POWER TRANSMISSION METHOD, POWER RECEPTION DEVICE, POWER RECEPTION METHOD, AND POWER TRANSMISSION SYSTEM
First Claim
Patent Images
1. A power transmission device comprising:
- a transmission means including at least an oscillation means and a resonant means and for transmitting power to a power reception device by using a magnetic resonance-type power transmission technique; and
a control means for controlling the reception power of the power reception device so as to be at a maximum by changing at least one of an oscillation frequency of the oscillation means and a resonant frequency of the resonant means.
1 Assignment
0 Petitions
Accused Products
Abstract
A power transmission device includes: a transmission means including at least an oscillation means and a resonant means and for transmitting power to a power reception device by using a magnetic resonance-type power transmission technique; and a control means for controlling the reception power of the power reception device so as to be at a maximum by changing at least one of an oscillation frequency of the oscillation means and a resonant frequency of the resonant means.
-
Citations
23 Claims
-
1. A power transmission device comprising:
-
a transmission means including at least an oscillation means and a resonant means and for transmitting power to a power reception device by using a magnetic resonance-type power transmission technique; and a control means for controlling the reception power of the power reception device so as to be at a maximum by changing at least one of an oscillation frequency of the oscillation means and a resonant frequency of the resonant means. - View Dependent Claims (2, 3, 4, 5)
-
-
6. A power transmission method comprising the step of:
controlling reception power of a power reception device so as to be at a maximum by changing at least one of an oscillation frequency of an oscillation means and a resonant frequency of a resonant means by using a power transmission device that includes at least the oscillation means and the resonant means and transmits power to the power reception device by using a magnetic resonance-type power transmission technique.
-
7. A power reception device comprising:
-
a power reception means for receiving power by using at least a reception-side resonant means in a case where the power is transmitted from a power transmission device that includes at least an oscillation means and a transmission-side resonant means and transmits the power by using a magnetic resonance-type power transmission technique; and a control means for controlling reception power of the power reception device so as to be at a maximum by changing at least one of an oscillation frequency of the oscillation means, a transmission-side resonant frequency of the transmission-side resonant means, and a reception-side resonant frequency of the reception-side resonant means. - View Dependent Claims (8, 9, 10, 11)
-
-
12. A power reception method comprising the step of:
controlling reception power of a power reception device so as to be at a maximum by changing at least one of an oscillation frequency of an oscillation means, a transmission-side resonant frequency of a transmission-side resonant means, and a reception-side resonant frequency of a reception-side resonant means by using a power reception device that receives power by using at least the reception-side resonant means in a case where the power is transmitted from a power transmission device that includes at least the oscillation means and the transmission-side resonant means and transmits the power by using a magnetic resonance-type power transmission technique.
-
13. A power transmission system comprising:
-
a power transmission device that includes at least an oscillation means and a transmission-side resonant means and transmits power by using a magnetic resonance-type power transmission technique; and a power reception device that receives the power transmitted from the power transmission device at least by using a reception-side resonant means; wherein reception power of the power reception device is controlled to be at a maximum by changing at least one of an oscillation frequency of the oscillation means, a transmission-side resonant frequency of the transmission-side resonant means, and a reception-side resonant frequency of the reception-side resonant means.
-
-
14. A power transmission device comprising:
-
a power transmission means for transmitting power to a power reception device by using a magnetic resonance-type power transmission technique; and a control means for controlling reception power of the power reception device by changing the transmission power of the power transmission means.
-
-
15. A power transmission method comprising the step of:
controlling reception power of a power reception device by changing transmission power of a power transmission device by using the power transmission device that transmits power to the power reception device by using a magnetic resonance-type power transmission technique.
-
16. A power reception device comprising:
-
a power reception means for receiving power in a case where the power is transmitted from a power transmission device that transmits the power by using a magnetic resonance-type power transmission technique; and a control means for controlling the reception power of the power reception device by changing the transmission power of the transmission device.
-
-
17. A power reception method comprising the step of:
controlling reception power of a power reception device by changing transmission power of a power transmission device by using the power reception device that receives power in a case where the power is transmitted from the power transmission device that transmits the power by using a magnetic resonance-type power transmission technique.
-
18. A power transmission system comprising:
-
a power transmission device that transmits power by using a magnetic resonance-type power transmission technique; and a power reception device that receives the power transmitted from the power transmission device, wherein reception power of the power reception device is controlled by changing the transmission power of the power transmission device.
-
-
19. A power transmission device comprising:
-
a transmission unit that includes at least an oscillation section and a resonant section and transmits power to a power reception device by using a magnetic resonance-type power transmission technique; and a control unit that controls the reception power of the power reception device so as to be at a maximum by changing at least one of an oscillation frequency of the oscillation section and a resonant frequency of the resonant section.
-
-
20. A power reception device comprising:
-
a power reception unit that receives power by using at least a reception-side resonant section in a case where the power is transmitted from a power transmission device that includes at least an oscillation section and a transmission-side resonant section and transmits the power by using a magnetic resonance-type power transmission technique; and a control unit that controls reception power of the power reception device so as to be at a maximum by changing at least one of an oscillation frequency of the oscillation section, a transmission-side resonant frequency of the transmission-side resonant section, and a reception-side resonant frequency of the reception-side resonant section.
-
-
21. A power transmission system comprising:
-
a power transmission device that includes at least an oscillation section and a transmission-side resonant section and transmits power by using a magnetic resonance-type power transmission technique; and a power reception device that receives the power transmitted from the power transmission device at least by using a reception-side resonant section; wherein reception power of the power reception device is controlled to be at a maximum by changing at least one of an oscillation frequency of the oscillation section, a transmission-side resonant frequency of the transmission-side resonant section, and a reception-side resonant frequency of the reception-side resonant section.
-
-
22. A power transmission device comprising:
-
a transmission unit that transmits power to a power reception device by using a magnetic resonance-type power transmission technique; and a control unit that controls reception power of the power reception device by changing the transmission power of the power transmission unit.
-
-
23. A power reception device comprising:
-
a power reception unit that receives power in a case where the power is transmitted from a power transmission device that transmits the power by using a magnetic resonance-type power transmission technique; and a control unit that controls the reception power of the power reception device by changing the transmission power of the transmission device.
-
Specification