JP2007531392A5 - - Google Patents

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Publication number
JP2007531392A5
JP2007531392A5 JP2007504962A JP2007504962A JP2007531392A5 JP 2007531392 A5 JP2007531392 A5 JP 2007531392A5 JP 2007504962 A JP2007504962 A JP 2007504962A JP 2007504962 A JP2007504962 A JP 2007504962A JP 2007531392 A5 JP2007531392 A5 JP 2007531392A5
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JP
Japan
Prior art keywords
inductive loop
antenna
operating frequency
loop antenna
inductive
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP2007504962A
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English (en)
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JP2007531392A (ja
Filing date
Publication date
Priority claimed from US10/807,072 external-priority patent/US7268687B2/en
Application filed filed Critical
Publication of JP2007531392A publication Critical patent/JP2007531392A/ja
Publication of JP2007531392A5 publication Critical patent/JP2007531392A5/ja
Pending legal-status Critical Current

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Claims (1)

  1. 誘導ループアンテナ（２４）に電磁結合して、誘導ループアンテナの動作周波数をRFIDシステム（１０）の動作周波数に、又は、同周波数に近い周波数に実質的に維持するように、ＲＦＩＤタグの誘導ループアンテナに対し所定の大きさを有し、近傍の所定位置に配置される導電材料の閉ループを含む補償要素（３０）。
JP2007504962A 2004-03-23 2005-02-17 補償要素を備えた無線周波数識別タグ Pending JP2007531392A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/807,072 US7268687B2 (en) 2004-03-23 2004-03-23 Radio frequency identification tags with compensating elements
PCT/US2005/005035 WO2005104296A1 (en) 2004-03-23 2005-02-17 Radio frequency identification tags with compensating elements

Publications (2)

Publication Number Publication Date
JP2007531392A JP2007531392A (ja) 2007-11-01
JP2007531392A5 true JP2007531392A5 (ja) 2008-04-03

Family

ID=34961217

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007504962A Pending JP2007531392A (ja) 2004-03-23 2005-02-17 補償要素を備えた無線周波数識別タグ

Country Status (12)

Country Link
US (1) US7268687B2 (ja)
EP (1) EP1728297A1 (ja)
JP (1) JP2007531392A (ja)
KR (1) KR20070007343A (ja)
CN (1) CN1934746A (ja)
AU (1) AU2005236796B2 (ja)
BR (1) BRPI0509076A (ja)
CA (1) CA2561023A1 (ja)
MX (1) MXPA06010761A (ja)
TW (1) TW200540722A (ja)
WO (1) WO2005104296A1 (ja)
ZA (1) ZA200608771B (ja)

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