Title:
NONCONTACT DATA RECEIVER/TRANSMITTER
Document Type and Number:
WIPO Patent Application WO/2006/067989
Kind Code:
A1
Abstract:
A noncontact data receiver/transmitter (10) is provided with an inlet (14), which is composed of a base material (11), an antenna (12) provided on one plane of the base material and connected therewith, and an IC chip (13); and a magnetic material layer (15) arranged to cover the antenna (12) and/or the IC chip (13) constituting the inlet (14). The main ingredient of the magnetic material layer (15) is a resin containing a filler composed of magnetic fine particles. The average diameter of the magnetic fine particle is 3μm or more but not more than 200μm.
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Inventors:
KAGAYA HITOSHI (JP)
IDE YOSHIAKI (JP)
YAMAKAMI TAKESHI (JP)
EBIHARA KENJI (JP)
WAKE SHUTARO (JP)
IDE YOSHIAKI (JP)
YAMAKAMI TAKESHI (JP)
EBIHARA KENJI (JP)
WAKE SHUTARO (JP)
Application Number:
PCT/JP2005/022782
Publication Date:
June 29, 2006
Filing Date:
December 12, 2005
Export Citation:
Assignee:
TOPPAN FORMS CO LTD (JP)
AICA KOGYO COMPANY LTD (JP)
KAGAYA HITOSHI (JP)
IDE YOSHIAKI (JP)
YAMAKAMI TAKESHI (JP)
EBIHARA KENJI (JP)
WAKE SHUTARO (JP)
AICA KOGYO COMPANY LTD (JP)
KAGAYA HITOSHI (JP)
IDE YOSHIAKI (JP)
YAMAKAMI TAKESHI (JP)
EBIHARA KENJI (JP)
WAKE SHUTARO (JP)
International Classes:
G06K19/077; G06K19/07; H01F17/04; H01F27/00; H01Q1/38; H01F1/20
Domestic Patent References:
| WO2001080173A1 | 2001-10-25 |
Foreign References:
| JP2000311226A | 2000-11-07 | |||
| JP2002271127A | 2002-09-20 | |||
| JPH10261516A | 1998-09-29 | |||
| JP2001291816A | 2001-10-19 | |||
| EP1484816A1 | 2004-12-08 | |||
| US6371380B1 | 2002-04-16 | |||
| EP0854669A1 | 1998-07-22 | |||
| EP0977145A2 | 2000-02-02 |
Other References:
See also references of EP 1826710A4
Attorney, Agent or Firm:
Shiga, Masatake (Yaesu Chuo-ku, Tokyo 53, JP)
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