US 12,176,734 B2
Power transmission apparatus, power reception apparatus, communication methods therefor, and non-transitory computer-readable storage medium
Wataru Tachiwa, Kanagawa (JP); and Takahiro Shichino, Tokyo (JP)
Assigned to Canon Kabushiki Kaisha, Tokyo (JP)
Filed by CANON KABUSHIKI KAISHA, Tokyo (JP)
Filed on Jun. 14, 2023, as Appl. No. 18/334,998.
Application 18/334,998 is a continuation of application No. PCT/JP2021/038879, filed on Oct. 21, 2021.
Claims priority of application No. 2020-209553 (JP), filed on Dec. 17, 2020; and application No. 2021-126879 (JP), filed on Aug. 2, 2021.
Prior Publication US 2023/0327500 A1, Oct. 12, 2023
Int. Cl. H02J 50/80 (2016.01); H04B 5/79 (2024.01); H02J 50/10 (2016.01); H02J 50/60 (2016.01)
CPC H02J 50/80 (2016.02) [H04B 5/79 (2024.01); H02J 50/10 (2016.02); H02J 50/60 (2016.02)] 19 Claims
OG exemplary drawing
 
1. A power transmission apparatus comprising:
transmission unit configured to perform wireless power transmission to a power reception apparatus;
first communication unit configured to perform communication via a first communication method; and
second communication unit configured to perform communication via a second communication method,
wherein, in a case where the transmission unit stops wireless power transmission to the power reception apparatus in a state in which the second communication unit and the power reception apparatus are connected based on information transmitted and received between the first communication unit and the power reception apparatus, the second communication unit performs communication to connect the second communication unit and the power reception apparatus.