WIRELESS COMMUNICATION IMPROVING SHEET BODY, IC TAG FOR WIRELESS COMMUNICATION, METHOD FOR MANUFACTURING IC TAG FOR WIRELESS COMMUNICATION, INFORMATION TRANSMITTING MEDIUM, AND WIRELESS COMMUNICATION SYSTEM

Title:

Document Type and Number:

WIPO Patent Application WO/2010/038813

Kind Code:

A1

Abstract:

A first spacer (2) has an arrangement surface (2a) on which a wireless IC tag is mounted, and on the first spacer (2) surface opposite to the arrangement surface (2a), an auxiliary antenna (3) which resonates to electromagnetic waves used in wireless communication is arranged. A second spacer (4) is arranged on the opposite side to the first spacer (2) with the auxiliary antenna (3) therebetween. A groove (hole (S)) having the second spacer (4) as the bottom is arranged as a resonance frequency adjusting section on the first spacer (2) and the auxiliary antenna (3). Application to a plurality of communication frequencies is made possible by changing the arrangement position of the wireless IC tag with respect to the adjusting section.

Inventors:

SATO SHINICHI (JP)
YOSHIDA TAKAHIKO (JP)
SHIMAI TOSHIHARU (JP)
MATSUSHITA MASATO (JP)

Application Number:

PCT/JP2009/067104

Publication Date:

April 08, 2010

Filing Date:

September 30, 2009

Export Citation:

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Assignee:

NITTA CORP (JP)
SATO SHINICHI (JP)
YOSHIDA TAKAHIKO (JP)
SHIMAI TOSHIHARU (JP)
MATSUSHITA MASATO (JP)

International Classes:

H04B5/02; G06K19/07; H01Q1/40; H01Q15/14

Domestic Patent References:

WO2006059771A1

2006-06-08

Foreign References:

JP2007143132A	2007-06-07
JP2007124638A	2007-05-17
JP2009282968A	2009-12-03
JP2009135867A	2009-06-18
JP2008067342A	2008-03-21

Other References: