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. 30, 2018
Filed:
Jan. 29, 2015
Nissan Motor Co., Ltd., Yokohama-shi, Kanagawa, JP;
Yukinori Tsukamoto, Kanagawa, JP;
Kengo Maikawa, Kanagawa, JP;
NISSAN MOTOR CO., LTD., Yokohama-shi, JP;
Abstract
The parking assistance device is used in a wireless power supply system which performs wireless power supply between the power transmitting coil on a ground side and the power receiving coil on a vehicle side, and includes: three or more coils aligned in one direction in a plan view of the vehicle, the coils configured to detect magnetic flux in a height direction of the vehicle which is generated by the power transmitting coil; and a misalignment detection unit configured to detect misalignment between the power transmitting coil and the power receiving coil in the one direction, based on a decrease in the magnetic flux in the height direction of the vehicle which is detected by the three or more coils.