POWER SUPPLY DEVICE
First Claim
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1. A power supply device comprising:
- a power conversion unit converting input power into first power; and
a wireless power supply unit varying a switching frequency for switching the first power and wirelessly transmitting the switched first power at at least one of a plurality of resonance frequencies.
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Abstract
A power supply device may be capable of wirelessly transmitting power at a plurality of resonance frequencies. The power supply device may include: a power conversion unit converting input power into first power; and a wireless power supply unit varying a switching frequency for switching the first power and wirelessly transmitting the switched first power at at least one of a plurality of resonance frequencies.
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Citations
44 Claims
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1. A power supply device comprising:
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a power conversion unit converting input power into first power; and a wireless power supply unit varying a switching frequency for switching the first power and wirelessly transmitting the switched first power at at least one of a plurality of resonance frequencies. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19)
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20. A power supply device comprising:
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a power conversion unit converting input power into first power; a wired power supply unit stabilizing the first power from the power conversion unit and transmitting the stabilized first power wiredly; and a wireless power supply unit varying a switching frequency for switching the first power and wirelessly transmitting the switched first power at at least one of a first resonance frequency and a second resonance frequency. - View Dependent Claims (21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40)
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41. A power supply device comprising:
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a power conversion unit converting input power into first power; and a wireless power supply unit varying a switching frequency for switching the first power and wirelessly transmitting the switched first power at a frequency within at least one of a plurality of resonance frequency bands. - View Dependent Claims (42, 43, 44)
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Specification