A coil unit, a wireless power feeding device, a wireless power receiving device, and a wireless power transmission device are provided that are capable of reducing high voltage induced on the metal part. A coil unit Lu1 includes a power transmission coil L1, a first reactance circuit X10 that is connected to one end portion of the winding of the power transmission coil L1 and forms a resonant circuit together with the power transmission coil L1, a metal part SD disposed on the same side as the back side of the power transmission coil L1, and a first adjustment capacitor C10 connected between the other end portion of the winding of the power transmission coil L1 and the metal part SD.
COIL UNIT, WIRELESS POWER FEEDING DEVICE, WIRELESS POWER RECEIVING DEVICE, AND WIRELESS POWER TRANSMISSION DEVICE
2016-09-01
Patent
Electronic Resource
English
European Patent Office | 2017
|European Patent Office | 2019
|European Patent Office | 2018
|POWER FEEDING COIL UNIT, WIRELESS POWER FEEDING DEVICE AND WIRELESS POWER TRANSMISSION DEVICE
European Patent Office | 2017
|European Patent Office | 2019
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