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:
Apr. 04, 2017
Filed:
Jul. 17, 2012
Tomomichi Murakami, Tokyo, JP;
Hiroaki Nakano, Tokyo, JP;
Takaaki Hashiguchi, Tokyo, JP;
Yoshitaka Yoshino, Tokyo, JP;
Shinji Komiyama, Saitama, JP;
Osamu Kozakai, Kanagawa, JP;
Shinichi Fukuda, Kanagawa, JP;
Yuji Murayama, Tokyo, JP;
Keigo Bunsen, Tokyo, JP;
Tomomichi Murakami, Tokyo, JP;
Hiroaki Nakano, Tokyo, JP;
Takaaki Hashiguchi, Tokyo, JP;
Yoshitaka Yoshino, Tokyo, JP;
Shinji Komiyama, Saitama, JP;
Osamu Kozakai, Kanagawa, JP;
Shinichi Fukuda, Kanagawa, JP;
Yuji Murayama, Tokyo, JP;
Keigo Bunsen, Tokyo, JP;
Sony Corporation, Tokyo, JP;
Abstract
A detection device includes a coil configured to be electromagnetically coupled with an outside, and a detection section connected to a circuit including the coil. The detection section is configured to measure a Q value of the circuit using an alternating-current signal at a frequency different from a frequency of an alternating-current signal of contactless power feed.