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Title:
WIRELESS POWER TRANSMISSION DEVICE AND CONTROL DEVICE
Document Type and Number:
WIPO Patent Application WO/2017/017768
Kind Code:
A1
Abstract:
[Problem] To reduce a leakage magnetic field with a simple configuration. [Solution] According to an embodiment of the present invention, a wireless power transmission device is provided with: a plurality of coil sections, each of which includes at least one coil; a plurality of power transmission circuits that supply power to the coil sections; a measuring section that measures a physical quantity corresponding to the sum of currents flowing in the coil sections; and a control circuit that controls at least one of the power transmission circuits corresponding to the physical quantity measured by the measuring section.

Inventors:
OODACHI Noriaki (Shibaura 1-chome Minato-k, Tokyo 01, 〒1058001, JP)
SHIJO Tetsu (Shibaura 1-chome Minato-k, Tokyo 01, 〒1058001, JP)
ISHIHARA Hiroaki (Shibaura 1-chome Minato-k, Tokyo 01, 〒1058001, JP)
SUZUKI Masatoshi (Shibaura 1-chome Minato-k, Tokyo 01, 〒1058001, JP)
ISHIDA Masaaki (Shibaura 1-chome Minato-k, Tokyo 01, 〒1058001, JP)
Application Number:
JP2015/071276
Publication Date:
February 02, 2017
Filing Date:
July 27, 2015
Export Citation:
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Assignee:
KABUSHIKI KAISHA TOSHIBA (1-1 Shibaura 1-chome, Minato-ku Tokyo, 01, 〒1058001, JP)
International Classes:
H02J17/00
Foreign References:
JP2011234496A2011-11-17
JP2014207796A2014-10-30
Attorney, Agent or Firm:
KATSUNUMA Hirohito et al. (Kyowa Patent & Law Office, Nippon Life Marunouchi Building Marunouchi 1-6-6, Chiyoda-k, Tokyo 05, 〒1000005, JP)
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