JP2006319563A5 - - Google Patents

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Publication number
JP2006319563A5
JP2006319563A5 JP2005138823A JP2005138823A JP2006319563A5 JP 2006319563 A5 JP2006319563 A5 JP 2006319563A5 JP 2005138823 A JP2005138823 A JP 2005138823A JP 2005138823 A JP2005138823 A JP 2005138823A JP 2006319563 A5 JP2006319563 A5 JP 2006319563A5
Authority
JP
Japan
Prior art keywords
antenna
antenna elements
same shape
identification target
chip
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.)
Granted
Application number
JP2005138823A
Other languages
English (en)
Japanese (ja)
Other versions
JP2006319563A (ja
JP4226572B2 (ja
Filing date
Publication date
Application filed filed Critical
Priority to JP2005138823A priority Critical patent/JP4226572B2/ja
Priority claimed from JP2005138823A external-priority patent/JP4226572B2/ja
Priority to US11/417,245 priority patent/US7617987B2/en
Priority to EP06252403A priority patent/EP1724873A1/en
Publication of JP2006319563A publication Critical patent/JP2006319563A/ja
Publication of JP2006319563A5 publication Critical patent/JP2006319563A5/ja
Priority to JP2008224500A priority patent/JP2008312255A/ja
Application granted granted Critical
Publication of JP4226572B2 publication Critical patent/JP4226572B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

JP2005138823A 2005-05-11 2005-05-11 リーダライタ装置 Expired - Fee Related JP4226572B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2005138823A JP4226572B2 (ja) 2005-05-11 2005-05-11 リーダライタ装置
US11/417,245 US7617987B2 (en) 2005-05-11 2006-05-04 Reader/writer apparatus
EP06252403A EP1724873A1 (en) 2005-05-11 2006-05-05 Reader/writer apparatus
JP2008224500A JP2008312255A (ja) 2005-05-11 2008-09-02 リーダライタ装置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2005138823A JP4226572B2 (ja) 2005-05-11 2005-05-11 リーダライタ装置
JP2008224500A JP2008312255A (ja) 2005-05-11 2008-09-02 リーダライタ装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2008224500A Division JP2008312255A (ja) 2005-05-11 2008-09-02 リーダライタ装置

Publications (3)

Publication Number Publication Date
JP2006319563A JP2006319563A (ja) 2006-11-24
JP2006319563A5 true JP2006319563A5 (https=) 2007-03-22
JP4226572B2 JP4226572B2 (ja) 2009-02-18

Family

ID=50779888

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2005138823A Expired - Fee Related JP4226572B2 (ja) 2005-05-11 2005-05-11 リーダライタ装置
JP2008224500A Pending JP2008312255A (ja) 2005-05-11 2008-09-02 リーダライタ装置

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2008224500A Pending JP2008312255A (ja) 2005-05-11 2008-09-02 リーダライタ装置

Country Status (3)

Country Link
US (1) US7617987B2 (https=)
EP (1) EP1724873A1 (https=)
JP (2) JP4226572B2 (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4657348B2 (ja) * 2007-02-26 2011-03-23 株式会社日立国際電気 リーダライタ装置
JP5065070B2 (ja) * 2008-02-04 2012-10-31 株式会社日立プラントテクノロジー アンテナユニット及び情報読取装置
JP5758106B2 (ja) * 2010-11-11 2015-08-05 日本信号株式会社 物品管理装置
NO20140060A1 (no) * 2014-01-17 2015-07-20 Trac Id Systems As Antenne for deteksjon av RFID-brikker

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2576715B1 (fr) * 1985-01-28 1987-03-27 Malcombe Jean Claude Procede de realisation d'une antenne miniature a gain
EP0829108B1 (en) 1995-05-30 2007-03-28 Sensormatic Electronics Corporation Eas system antenna configuration for providing improved interrogation field distribution
JP3528367B2 (ja) * 1995-09-30 2004-05-17 ソニーケミカル株式会社 リーダ・ライタ用アンテナ
JPH10209737A (ja) 1996-11-22 1998-08-07 Teruya:Kk ループアンテナおよび認証装置
US5914692A (en) * 1997-01-14 1999-06-22 Checkpoint Systems, Inc. Multiple loop antenna with crossover element having a pair of spaced, parallel conductors for electrically connecting the multiple loops
US6388628B1 (en) * 1998-05-18 2002-05-14 Db Tag, Inc. Systems and methods for wirelessly projecting power using in-phase current loops
JP2000151257A (ja) 1998-11-12 2000-05-30 Sofueru:Kk 電磁波送受信用アンテナ構造
JP2001101352A (ja) 1999-09-30 2001-04-13 Yoshikawa Rf System Kk データキャリア用駆動磁界発生装置及び方法
JP3748197B2 (ja) 2000-06-22 2006-02-22 株式会社日立国際電気 物品管理棚
CA2347596C (en) * 2001-05-17 2004-01-27 James Stanley Podger The double-lemniscate antenna element
JP3654235B2 (ja) 2001-11-05 2005-06-02 三菱マテリアル株式会社 ループアンテナの構造及び該構造のｒｆｉｄシステム用アンテナ
JP2003168914A (ja) * 2001-11-30 2003-06-13 Lintec Corp ループアンテナ、ループアンテナシステム及び無線通信システム
CA2389791C (en) * 2002-06-20 2004-10-19 James Stanley Podger Multiloop antenna elements
JP3958667B2 (ja) 2002-10-16 2007-08-15 株式会社日立国際電気 リーダライタ用ループアンテナ、及びそれを備えた物品管理棚及び図書管理システム
JP2005026989A (ja) 2003-07-01 2005-01-27 Toshiba Corp アンテナ装置および非接触ｉｃカードリーダライタ装置
DE602005010871D1 (de) 2004-07-16 2008-12-18 Nxp Bv Antenne für die kommunikation mit mehreren transpondern

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