US 11,838,714 B1
Parallel wireless charging for electronic devices
Jukka-pekka J. Sjoeroos, Cupertino, CA (US); and Zaki Moussaoui, San Carlos, CA (US)
Assigned to Apple Inc., Cupertino, CA (US)
Filed by Apple Inc., Cupertino, CA (US)
Filed on Sep. 21, 2020, as Appl. No. 17/027,699.
Claims priority of provisional application 62/903,248, filed on Sep. 20, 2019.
Int. Cl. H04R 1/10 (2006.01); H02J 50/00 (2016.01); H02J 50/70 (2016.01); H02J 50/10 (2016.01)
CPC H04R 1/1025 (2013.01) [H02J 50/005 (2020.01); H02J 50/10 (2016.02); H02J 50/70 (2016.02); H04R 1/1016 (2013.01); H02J 2310/23 (2020.01)] 20 Claims
OG exemplary drawing
 
1. An electronic apparatus comprising:
an enclosure having a lid, wherein the enclosure defines a first cavity and a second cavity within the enclosure, and wherein the enclosure includes an enclosure battery;
a first enclosure wireless charging coil incorporated within the enclosure and extending around the first cavity;
a second enclosure wireless charging coil incorporated within the enclosure and extending around the second cavity;
a first earbud positionable within the first cavity of the enclosure, the first earbud comprising a first earbud battery and a first earbud wireless charging coil operably coupleable with the first enclosure wireless charging coil for wireless charging of the first earbud battery; and
a second earbud positionable within the second cavity of the enclosure, the second earbud comprising a second earbud battery and a second earbud wireless charging coil operably coupleable with the second enclosure wireless charging coil for wireless charging of the second earbud battery.