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. 23, 2018
Filed:
Mar. 11, 2016
Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;
Atsushi Fujita, Shiga, JP;
Hideki Sadakata, Shiga, JP;
Takashi Kashimoto, Nara, JP;
Daisuke Bessyo, Saitama, JP;
Abstract
A wireless power transmission device comprises: a ground-side coil () for generating a magnetic field by current supplied from a power control device (); a current transformer () for detecting the magnitude of an input from the power control device (); a power supplying device-side control unit () for, based on a detection signal from the current transformer (), controlling the current supplied from the power control device () to the ground-side coil (); and a vehicle-side coil () for receiving power via the magnetic field coming from the ground-side coil (). When detecting an input change having a predetermined value or more on the basis of the detection signal from the input detection unit (), the power supplying device-side control unit () stops the current supplied to the ground-side coil ().