US 12,142,934 B2
Overlapping secondary coils in a wireless power reception apparatus
Viswanathan Kanakasabai, Bangalore (IN); Suma Memana Narayana Bhat, Bangalore (IN); Jayanti Ganesh, Bangalore (IN); and Subbarao Tatikonda, Bangalore (IN)
Assigned to GE Intellectual Property Licensing, LLC, Niskayuna, NY (US)
Filed by GE Intellectual Property Licensing, LLC, Niskayuna, NY (US)
Filed on Feb. 3, 2021, as Appl. No. 17/166,857.
Claims priority of application No. 202011008168 (IN), filed on Feb. 26, 2020.
Prior Publication US 2021/0265864 A1, Aug. 26, 2021
Int. Cl. H02J 7/00 (2006.01); H01F 1/34 (2006.01); H01F 27/28 (2006.01); H01F 41/04 (2006.01); H02J 7/02 (2016.01); H02J 50/10 (2016.01); H02J 50/40 (2016.01); H05K 1/16 (2006.01)
CPC H02J 50/10 (2016.02) [H01F 1/344 (2013.01); H01F 27/2804 (2013.01); H01F 41/041 (2013.01); H02J 7/02 (2013.01); H02J 50/402 (2020.01); H05K 1/165 (2013.01); H01F 2027/2809 (2013.01)] 11 Claims
OG exemplary drawing
 
1. A wireless power reception apparatus comprising:
a ferrite layer including a void;
a first secondary coil to generate first power in cooperation with one or more primary coils of a wireless power transmission apparatus, wherein at least a portion of the first secondary coil resides in the void of the ferrite layer, wherein the void of the ferrite layer extends through an entire thickness of the ferrite layer; and
one or more second secondary coils to generate second power in cooperation with the one or more primary coils of the wireless power transmission apparatus, wherein a portion of the second secondary coil overlaps the portion of the first secondary coil residing in the void of the ferrite layer.