| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a wireless power reception device, wireless power supply device and wireless power supply system, capable of attaining exact tuning of a resonance frequency or a phase. <P>SOLUTION: A wireless power reception device 300c includes a bridge circuit 12c and a controller 14 for controlling the bridge circuit 12c. A wireless power supply device 200c transmits a power signal S1 and a control signal S3 indicating control timing of the bridge circuit 12c to the wireless power reception device 300c. A receiver 32 receives the control signal S3 transmitted from the wireless power supply device 200c. The controller 14 controls the bridge circuit 12c according to the control signal S3. <P>COPYRIGHT: (C)2012,JPO&INPIT |
