US 12,456,880 B1
Magnetics configurations for wireless power transfer and communications in electronic device
Ye Li, Sunnyvale, CA (US); Saining Ren, Auckland (NZ); Eric X Zhou, San Jose, CA (US); and Makiko K Brzezinski, San Jose, CA (US)
Assigned to Apple Inc., Cupertino, CA (US)
Filed by Apple Inc., Cupertino, CA (US)
Filed on Feb. 28, 2022, as Appl. No. 17/652,837.
Claims priority of provisional application 63/167,813, filed on Mar. 30, 2021.
Claims priority of provisional application 63/167,804, filed on Mar. 30, 2021.
Claims priority of provisional application 63/167,811, filed on Mar. 30, 2021.
Int. Cl. H02J 50/10 (2016.01); H02J 7/00 (2006.01); H02J 50/90 (2016.01); H04R 1/10 (2006.01)
CPC H02J 50/10 (2016.02) [H02J 7/0044 (2013.01); H02J 7/0045 (2013.01); H02J 50/90 (2016.02); H04R 1/1025 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A device comprising:
a power receiving coil configured to be magnetically coupled to a power transmitting coil of a wireless power transmitter;
wireless power receiving circuitry configured to receive energy from the power receiving coil and charge a battery of the device, the battery being configured to power one or more electronic systems of the device;
a processing and communications system powered by the battery; and
a wireless communications coil coupled to the processing and communications system, the communications coil comprising one or more windings configured to be magnetically coupled to a vertical communications coil of the wireless power transmitter to allow communications between the processing and communications system and the wireless power transmitter, wherein the one or more windings of the communications coil are disposed in at least one plane parallel to the plane of the vertical communications coil.