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Title:
WIRELESS POWER FEEDING COIL UNIT
Document Type and Number:
Japanese Patent JP2012235630
Kind Code:
A
Abstract:

To provide a wireless power feeding coil unit with further improved power feeding efficiency.

A wireless power feeding coil unit 1 for performing wireless power feeding by magnetic resonance is characterized by comprising: a coil 13 formed in a spiral shape on a substrate 10; a parallel capacitor 12 disposed at an end 13a on the outer peripheral side of the coil 13 and connected in parallel to the coil 13; a connection part 15 for connecting an end 13b on the center side of the coil 13 to a circuit terminal outside the coil 13; and interference suppression means for suppressing interference between the connection part 15 and the coil 13.


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Inventors:
SUGINO MASAYOSHI
MAEDA YASUHIRO
SAITO KIMITAKA
Application Number:
JP2011103030A
Publication Date:
November 29, 2012
Filing Date:
May 02, 2011
Export Citation:
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Assignee:
NIPPON SOKEN
DENSO CORP
International Classes:
H01F38/14
Domestic Patent References:
JP2007317914A2007-12-06
JPH1069533A1998-03-10
JPH06310324A1994-11-04
JP2005537773A2005-12-08
JPH1013313A1998-01-16
JP2010073976A2010-04-02
Foreign References:
WO2010009429A12010-01-21
Attorney, Agent or Firm:
Atsushi Aoki
Jun Tsuruta
Koichi Itsubo
Tsutomu Kono
Tetsuo Miyamoto



 
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