Patent ID: 9735587
Date: 2017-08-15
CPC Classifications: B60L,H02J,Y02T

Claim:
1. A wireless power supply system comprising: a power-supplying device having a power-supplying coil and a first cover covering the power-supplying coil; a power-receiving device having a power-receiving coil and a second cover covering the power-receiving coil, electric power being wirelessly supplied from the power-supplying coil to the power-receiving coil; and a plurality of receivers and a plurality of transmitters configured to perform communication between the power-supplying device and the power-receiving device using an acoustic signal, wherein the plurality of receivers are arranged at equal intervals on one of the first cover and the second cover along an outer circumference of the one of the first cover and the second cover, and the plurality of transmitters are arranged at equal intervals on the other of the first cover and the second cover along an outer circumference of the other of the first cover and the second cover.