US 12,068,631 B2
Alignment method for sub-surface wireless charger
Petru Emanuel Stingu, Dallas, TX (US); Kenneth Moore, Dallas, TX (US); Yulong Hou, Shanghai (CN); and Ruwanga Dassanayake, Dallas, TX (US)
Filed by Spark Connected LLC, Dallas, TX (US)
Filed on Apr. 12, 2021, as Appl. No. 17/228,383.
Claims priority of provisional application 63/009,242, filed on Apr. 13, 2020.
Prior Publication US 2021/0320516 A1, Oct. 14, 2021
Int. Cl. H02J 7/02 (2016.01); H02J 7/00 (2006.01); H02J 50/10 (2016.01)
CPC H02J 7/02 (2013.01) [H02J 7/0042 (2013.01); H02J 50/10 (2016.02)] 22 Claims
OG exemplary drawing
 
1. A method comprising:
placing a template at a first surface of a structure;
placing a first magnet at the first surface based on the template;
scanning a second surface of the structure with a second magnet;
marking a second location where the second magnet exhibits a highest attraction force, the second location being a location at the second surface of the structure; and
attaching a sub-surface wireless charger based on a location of the template.