Patent ID: 11936201
Assignee: KONINKLIJKE PHILIPS N.V.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H | IPC H

Claim 14:
15. A method of operating a power transmitter comprising:
Receiving at least on message(s);
generating a drive signal;
operating a power control loop,
wherein power control loop controls the drive signal so as to adjust a power level of a power transfer signal,
wherein the power control loop applies changes to the power level of the power transfer signal in response to the at least one of the message(s);

storing a plurality of power level modes,
wherein each of the plurality of power level mode is associated with a reference power level,
wherein the reference power level of each of plurality of power level modes is for the power transfer signal;

adapting the drive signal so as to set the power level of the power transfer signal to a first reference value in response to receiving a mode request message,
wherein the first reference value corresponds to a first reference power level of a first power level mode,
wherein the first power level is indicated in the mode request message,

wherein the first power level is one of the plurality of power level modes.