User's Manual

5.Features
5.1 Charging Function
5.2 Foreign Objection Detection
WPC possesses the charge function of 3 coils type based upon WPC Ver 1.2.
It controls the resonance voltage according to the request from the receiver.
It doesn’t change the frequency of the resonance voltage.
It judges whether there is a thing on the charge surface by the different amount of the resonance voltage and detects
the receiver.
WPC monitors the power loss from the resonance voltage and current inside it.
WPC judges that there is a foreign object when power loss is beyond the constant value.