NON-CONTACT ELECTRIC POWER FEEDING SYSTEM, TERMINAL DEVICE, NON-CONTACT ELECTRIC POWER FEEDING DEVICE, AND NON-CONTACT ELECTRIC POWER FEEDING METHOD

摘要

Provided is a non-contact electric power feeding system including an electric power feeding device, and an electric power receiving device configured to receive electric power fed from the electric power feeding device. The electric power feeding device includes a primary-side coil, a driver, a primary-side control unit, and a primary-side communication unit. The electric power receiving device includes a secondary-side coil, a rectifier unit, a regulator, a secondary-side communication unit, and
a secondary-side control unit.

主权项

1. A non-contact electric power feeding system comprising:
an electric power feeding device; and an electric power receiving device configured to receive electric power fed from the electric power feeding device, wherein the electric power feeding device includes
a primary-side coil,a driver configured to supply transmission electric power to the primary-side coil,a primary-side control unit configured to control the transmission electric power supplied by the driver, to a plurality of levels, anda primary-side communication unit configured to communicate with a side that receives electric power fed from the primary-side coil, and wherein the electric power receiving device includes
a secondary-side coil configured to receive the electric power transmitted from the primary-side coil,a rectifier unit configured to rectify reception electric power obtained by the secondary-side coil,a regulator configured to convert the reception electric power rectified by the rectifier unit to electric power of a predetermined voltage, and to conduct conversion by a plurality of methods,a secondary-side communication unit configured to communicate with the primary-side communication unit, anda secondary-side control unit configured to control a method of voltage transformation conducted by the regulator, on the basis of information that the secondary-side communication unit receives from the primary-side communication unit.