High efficiency contactless power supply system, high efficiency contactless power supply method, high efficiency contactless power supply device

摘要

PPROBLEM TO BE SOLVED: To provide a power supply system performing non-contact efficient power supply even for power receiving devices of different shape or type when a user simply places an electronic apparatus in an appropriate place of a power supply device without minding the direction or the position. PSOLUTION: The power supply system supplies power by touching a power supply device and a power receiving device wherein the power supply device is provided with a first coil and a first magnetic body, the power receiving device is provided with a second coil and a second magnetic body, the first coil is connected with the first magnetic body, the second coil is connected with the second magnetic body, the first and second coils are guided to a predetermined position by attraction of the first and second magnetic bodies, and power is supplied from the first coil to the second coil. PCOPYRIGHT: (C)2009,JPO&INPIT