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US 2015/0028689 A1Published application
Power receiving device, electric circuit, and power supply device
AssigneeSony Corporation
InventorShigeru Arisawa
Life of this patent
Estimating the term…
Abstract
Provided is a power receiving device including a power receiving coil which receives power supplied by electromagnetic waves, and a measurement coil which is disposed near the power receiving coil and measures an electromagnetic field.
Claims20
A power receiving device comprising:
- a power receiving coil which receives power supplied by electromagnetic waves;
- and
- a measurement coil which is disposed near the power receiving coil and measures an electromagnetic field.
An electric circuit for use in a power receiving device which receives power supplied by electromagnetic waves, the electric circuit comprising:
- a power receiving coil which receives power supplied by the electromagnetic waves;
- and
- a measurement coil which is disposed near the power receiving coil,
- wherein the electric circuit measures an induced voltage generated in the measurement coil.
1 more element
A power supply device, comprising:
- a power supply coil which supplies power to a power receiving device according to a signal transmitted by the power receiving device, the power receiving device including:
- a power receiving coil which receives power supplied by electromagnetic waves;
- a measurement coil which is disposed near the power receiving coil and in which a current does not substantially flow;
- a circuit which measures a voltage generated in the measurement coil;
- and
- a transmitting circuit for transmitting the signal for adjusting an electromagnetic wave amount according to the measured voltage.
3 more elements
Dependencies are inferred from the claim text.