POWER TRANSMISSION DEVICE AND POWER TRANSMISSION SYSTEM
A power supply circuit supplies AC power to a power-transmitting coil. A power-transmitting coil unit includes the power-transmitting coil and transmits AC power to a power receiving device. The power-transmitting coil unit executes first power transmission and second power transmission in which AC...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | A power supply circuit supplies AC power to a power-transmitting coil. A power-transmitting coil unit includes the power-transmitting coil and transmits AC power to a power receiving device. The power-transmitting coil unit executes first power transmission and second power transmission in which AC power received by the power receiving device is less than the AC power in the first power transmission and executes the second power transmission before executing the first power transmission. |
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