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Patent Searching and Data


Title:
POWER TRANSMITTER, WIRELESS POWER TRANSFER SYSTEM, AND POWER RECEIVER POSITION INFORMATION CALCULATION METHOD
Document Type and Number:
WIPO Patent Application WO/2016/135864
Kind Code:
A1
Abstract:
A power transmitter has: a power transmission coil for wirelessly transmitting power to a power receiver by using magnetic field resonance or electric field resonance; a power transmission control unit for controlling the power transmission coil; and a power receiver detection unit for detecting the power receiver by making the power receiver approach or contact. The power receiver detection unit is provided in the vicinity of an area where power is supplied by the power transmission coil and performs a mutual authentication between the power receiver detection unit and the power receiver when the power receiver is made to approach or contact.

Inventors:
SHIMOKAWA, Satoshi (1-1 Kamikodanaka 4-chome, Nakahara-ku, Kawasaki-sh, Kanagawa 88, 〒2118588, JP)
Application Number:
JP2015/055274
Publication Date:
September 01, 2016
Filing Date:
February 24, 2015
Export Citation:
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Assignee:
FUJITSU LIMITED (1-1 Kamikodanaka 4-chome, Nakahara-ku Kawasaki-sh, Kanagawa 88, 〒2118588, JP)
International Classes:
H02J17/00
Foreign References:
JP2015008620A2015-01-15
JP2013247718A2013-12-09
JP2013043046A2013-03-04
Attorney, Agent or Firm:
AOKI, Atsushi et al. (SEIWA PATENT & LAW, Toranomon 37 Mori Bldg. 5-1, Toranomon 3-chome, Minato-k, Tokyo 23, 〒1058423, JP)
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