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:
Feb. 05, 2019
Filed:
Apr. 09, 2015
Applicant:
Nissan Motor Co., Ltd., Yokohama-shi, Kanagawa, JP;
Inventor:
Kengo Maikawa, Kanagawa, JP;
Assignee:
NISSAN MOTOR CO., LTD., Yokohama-shi, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01F 38/14 (2006.01); H02J 7/02 (2016.01); B60L 11/18 (2006.01); B60M 7/00 (2006.01); H02J 50/90 (2016.01); H02J 50/12 (2016.01);
U.S. Cl.
CPC ...
B60L 11/182 (2013.01); B60L 11/18 (2013.01); B60L 11/1825 (2013.01); B60L 11/1829 (2013.01); B60L 11/1835 (2013.01); B60M 7/00 (2013.01); H02J 7/025 (2013.01); H02J 50/12 (2016.02); H02J 50/90 (2016.02); Y02T 10/7005 (2013.01);
Abstract
A wireless power supply system of the present invention performs wireless power supply between a power transmission coil installed at a parking space and a power reception coil mounted on a vehicle, transmits judging power for judging a parking position from the power transmission coil to the power reception coil in an operation of parking the vehicle in the parking space, and sets an excitation frequency of the judging power to a frequency lower than an in-phase resonance point or higher than an anti-phase resonance point.