WIRELESS POWER SUPPLY DEVICE

Japanese Patent JP2023127850

A

To address a problem that power supply cannot be continued when a temperature problem has occurred.SOLUTION: A wireless power supply device 100 according to the present invention includes a first coil 101 that wirelessly receives transmission power from a power transmission device, a second coil 102 that receives lower power than the first coil, a switch 103 that performs switching between the first coil and the second coil to receive power, a temperature sensor 104 that detects the temperature of at least one mounted member, and a control unit 105 that switches a power receivable coil through the switch according to the temperature detected by the temperature sensor.SELECTED DRAWING: Figure 5

WO/2019/051201	OPTO-INDUCTIVE COUPLING SYSTEM AND METHOD FOR WIRELESS CHARGING AND DATA COMMUNICATIONS
JP7345520	Power supply system, power supply device and power supply method
WO/2020/234131	METHOD FOR CONTROLLING THE INDUCTIVE CHARGING OF A USER DEVICE AND ASSOCIATED CHARGING DEVICE FOR MOTOR VEHICLE

CHIBA ITSUSHI

JP2022031786A

September 14, 2023

March 02, 2022

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NEC PLATFORMS LTD

H02J50/40; H02J7/00; H02J50/10

Baba Shiho
Hiromi Sakai
Yuuji Katsuragi
Karakama Mutsumi

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