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:
Oct. 09, 2018
Filed:
Oct. 25, 2017
Applicant:
Sony Corporation, Tokyo, JP;
Inventors:
Yoichi Uramoto, Kanagawa, JP;
Masayuki Tanaka, Kanagawa, JP;
Assignee:
SONY CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J 50/60 (2016.01); H02J 50/80 (2016.01); H02J 50/12 (2016.01); H02J 50/40 (2016.01); H02J 5/00 (2016.01); H02J 7/02 (2016.01);
U.S. Cl.
CPC ...
H02J 50/60 (2016.02); H02J 5/005 (2013.01); H02J 7/025 (2013.01); H02J 50/12 (2016.02); H02J 50/40 (2016.02); H02J 50/80 (2016.02);
Abstract
Disclosed herein is a power feeding device including: power transmitting section which transmits electric power by way of a magnetic field; a set of first and second electrodes which are spaced from each other; a power supply which applies a voltage between the first and second electrodes; and a detector which detects whether foreign matter is present on the power transmitting section or not based on the voltage applied by the power supply.