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. 03, 2015
Filed:
May. 26, 2011
Shinji Ichikawa, Toyota, JP;
Toru Nakamura, Toyota, JP;
Kazuyoshi Takada, Kariya, JP;
Sadanori Suzuki, Kariya, JP;
Shimpei Sakoda, Kariya, JP;
Yukihiro Yamamoto, Kariya, JP;
Shinji Ichikawa, Toyota, JP;
Toru Nakamura, Toyota, JP;
Kazuyoshi Takada, Kariya, JP;
Sadanori Suzuki, Kariya, JP;
Shimpei Sakoda, Kariya, JP;
Yukihiro Yamamoto, Kariya, JP;
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Abstract
A power feeding system is provided, in which a detected value of reflected power at a power supply device in a power feeding installation is sent from the power feeding installation to a vehicle via a first communication device, the vehicle has an impedance matching device for adjusting an impedance at a resonance system that is constituted of a power transmission resonator, including a primary self-resonant coil and a primary coil in the power feeding installation, and a power receiving resonator, including a secondary self-resonant coil and a secondary coil in the vehicle, and the impedance matching device is controlled based on the detected value of the reflected power at the power supply device, which has been received from the power feeding installation.