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:
Aug. 19, 2025
Filed:
Mar. 15, 2024
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventor:
Takahiro Shichino, Tokyo, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02J 50/12 (2016.01); B60L 53/124 (2019.01); H02J 7/00 (2006.01); H02J 50/60 (2016.01); H02J 50/80 (2016.01);
U.S. Cl.
CPC ...
H02J 50/12 (2016.02); H02J 7/0048 (2020.01); H02J 7/0063 (2013.01); H02J 50/60 (2016.02); H02J 50/80 (2016.02); B60L 53/124 (2019.02);
Abstract
A power transmission apparatus transmits, to a power reception apparatus, if a change in the electrical characteristic during a stop of wireless power transmission is monotonically decreasing, a notification indicating whether to use a received power value to detect a foreign object based on a Q factor, and transmits, to a power reception apparatus, if the change in the electrical characteristic during the stop of wireless power transmission is not monotonically decreasing, a notification indicating that whether to use the received power value to detect the foreign object is not determined.