The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 28, 2025
Filed:
Aug. 10, 2022
Canon Kabushiki Kaisha, Tokyo, JP;
Kazuo Moritomo, Kanagawa, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A power transmission apparatusincludes a communication unitconfigured to wirelessly communicate with a power reception apparatus using an antenna, a power transmission unitconfigured to wirelessly transfer power to the power reception apparatus using the antenna, a detection unitconfigured to measure at least either a voltage or a current output from the antenna in a period where the transfer of the power is stopped and the communication by the communication unitis not performed, and determine that there is an object different from the power reception apparatus based on the result of the measurement, and a control unitconfigured to, if there is determined to be the object different from the power reception apparatus, restrict the transfer of the power.