Patent ID: 11916406
Assignee: APPLE INC.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H | IPC H

Claim 11:
12. A non-transitory computer-readable storage medium storing one or more programs configured to be executed by one or more processors of a wireless power transmitting device configured to transmit wireless power signals to a wireless power receiving coil in a wireless power receiving device, wherein the wireless power transmitting device comprises a coil configured to transmit the wireless power signals and inverter circuitry coupled to the coil, the one or more programs including instructions for:
measuring an inductance for the coil and a quality factor for the coil;
determining a position of the wireless power receiving device relative to the wireless power transmitting device based at least on the measured inductance and the measured quality factor; and
determining an expected power loss associated with the coil based at least on the determined position of the wireless power receiving device.