| CPC H02J 50/80 (2016.02) [H02J 50/40 (2016.02); H02J 50/60 (2016.02)] | 3 Claims |
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1. A wireless power transmitter comprising:
a converter configured to transfer, to a wireless power receiver, wireless power; and
a controller configured to control the wireless power,
wherein the wireless power transmitter:
initiates a digital ping to solicit a response from the wireless power receiver;
receives, from the wireless power receiver, the response;
receives, from the wireless power receiver, a first received power packet related to power calibration at a first operating mode,
receives, from the wireless power receiver, a control error packet including a control error value,
transmits, to the wireless power receiver in response to the first received power packet, ACK based on the control error value,
receives, from the wireless power receiver, a second received power packet related to power calibration at the first operating mode after transmitting the ACK,
receives, from the wireless power receiver, a third received power packet related to power calibration at a second operating mode, and
receives, from the wireless power receiver, a fourth received power packet related to power calibration at the second operating mode.
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