US 12,438,401 B2
Power reception apparatus and control method
Izumi Kaburagi, Kanagawa (JP)
Assigned to Canon Kabushiki Kaisha, Tokyo (JP)
Filed by CANON KABUSHIKI KAISHA, Tokyo (JP)
Filed on Oct. 7, 2022, as Appl. No. 17/938,866.
Claims priority of application No. 2021-166917 (JP), filed on Oct. 11, 2021.
Prior Publication US 2023/0111339 A1, Apr. 13, 2023
Int. Cl. H02J 7/00 (2006.01); H02J 50/20 (2016.01); H02J 50/40 (2016.01); H02J 50/80 (2016.01); H02J 13/00 (2006.01)
CPC H02J 50/402 (2020.01) [H02J 50/20 (2016.02); H02J 50/80 (2016.02); H02J 13/00036 (2020.01)] 8 Claims
OG exemplary drawing
 
1. A power reception apparatus that receives power wirelessly transmitted from a power transmission apparatus, the power reception apparatus comprising:
a first wireless communication unit configured to perform first wireless communication with the power transmission apparatus using a first antenna;
a second wireless communication unit configured to perform second wireless communication with the power transmission apparatus using a second antenna;
a power reception unit configured to receive the power from the power transmission apparatus using the second antenna;
a switching unit configured to switch a connection destination of the second antenna to the second wireless communication unit or the power reception unit; and
a control unit configured to control the first wireless communication unit, the second wireless communication unit, and the switching unit,
wherein when the first wireless communication unit is connected to the power transmission apparatus, the control unit controls the switching unit to switch the connection destination of the second antenna from the second wireless communication unit to the power reception unit, and communicates with the power transmission apparatus using the first wireless communication unit such that the power transmission apparatus starts transmitting power after the second antenna is connected to the power reception unit.