RESONANT RECEIVING ANTENNA AND RECEPTION DEVICE

Title:

RESONANT RECEIVING ANTENNA AND RECEPTION DEVICE

Document Type and Number:

WIPO Patent Application WO/2010/071087

Kind Code:

A1

Abstract:

The resonant receiving antenna has an annular magnetic core that forms a closed magnetic path having one gap, one or multiple coils wound around the aforementioned annular magnetic core, and capacitors connected in parallel to both ends of each of the coils. The angle formed by a straight line which extends from the geometric center of the aforementioned annular magnetic core to the center of the aforementioned coil with respect to a straight line which extends from the geometric center of the aforementioned annular magnetic core to the center of the aforementioned gap is in the range of 10‑90°.

Inventors:

NAKAMURA MASAKI (JP)
ARAKI HIROKAZU (JP)
MITA MASAHIRO (JP)

Application Number:

PCT/JP2009/070777

Publication Date:

June 24, 2010

Filing Date:

December 11, 2009

Export Citation:

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Assignee:

HITACHI METALS LTD (JP)
NAKAMURA MASAKI (JP)
ARAKI HIROKAZU (JP)
MITA MASAHIRO (JP)

International Classes:

H01Q7/06; G04G21/04; G04R60/10; H01Q1/24

Foreign References:

JP2005102023A	2005-04-14
JPS57131042U	1982-08-16
GB1239303A	1971-07-14
JPS386805B1
JP2000312110A	2000-11-07
JP2006050522A	2006-02-16
JP2000105285A	2000-04-11
EP1122814A2	2001-08-08
JP2002217635A	2002-08-02
JP2004229144A	2004-08-12
JP2001320223A	2001-11-16
JP2000105285A	2000-04-11
JP2005102023A	2005-04-14

Other References: