JP4746354B2 - リーダライタシステム - Google Patents

リーダライタシステム Download PDF

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Publication number
JP4746354B2
JP4746354B2 JP2005157221A JP2005157221A JP4746354B2 JP 4746354 B2 JP4746354 B2 JP 4746354B2 JP 2005157221 A JP2005157221 A JP 2005157221A JP 2005157221 A JP2005157221 A JP 2005157221A JP 4746354 B2 JP4746354 B2 JP 4746354B2
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JP
Japan
Prior art keywords
antenna
reader
loop
loop antenna
writer
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.)
Expired - Fee Related
Application number
JP2005157221A
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English (en)
Japanese (ja)
Other versions
JP2006331279A (ja
JP2006331279A5 (enExample
Inventor
修 古屋
徳穂 田中
義則 田中
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kokusai Denki Electric Inc
Original Assignee
Hitachi Kokusai Electric Inc
Kokusai Denki Electric Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hitachi Kokusai Electric Inc, Kokusai Denki Electric Inc filed Critical Hitachi Kokusai Electric Inc
Priority to JP2005157221A priority Critical patent/JP4746354B2/ja
Publication of JP2006331279A publication Critical patent/JP2006331279A/ja
Publication of JP2006331279A5 publication Critical patent/JP2006331279A5/ja
Application granted granted Critical
Publication of JP4746354B2 publication Critical patent/JP4746354B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Near-Field Transmission Systems (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
JP2005157221A 2005-05-30 2005-05-30 リーダライタシステム Expired - Fee Related JP4746354B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2005157221A JP4746354B2 (ja) 2005-05-30 2005-05-30 リーダライタシステム

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2005157221A JP4746354B2 (ja) 2005-05-30 2005-05-30 リーダライタシステム

Publications (3)

Publication Number Publication Date
JP2006331279A JP2006331279A (ja) 2006-12-07
JP2006331279A5 JP2006331279A5 (enExample) 2008-05-22
JP4746354B2 true JP4746354B2 (ja) 2011-08-10

Family

ID=37552882

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2005157221A Expired - Fee Related JP4746354B2 (ja) 2005-05-30 2005-05-30 リーダライタシステム

Country Status (1)

Country Link
JP (1) JP4746354B2 (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4863518B2 (ja) * 2008-01-15 2012-01-25 Ｎｅｃトーキン株式会社 Ｒｆｉｄ用アンテナ装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000020651A (ja) * 1998-06-30 2000-01-21 Kokusai Electric Co Ltd リーダライタ
JP2004086597A (ja) * 2002-08-27 2004-03-18 Hitachi Kokusai Electric Inc リーダライタシステムの質問器システム
JP2004227315A (ja) * 2003-01-23 2004-08-12 Matsushita Electric Ind Co Ltd 非接触ｉｃカードリーダライタ装置

Also Published As

Publication number Publication date
JP2006331279A (ja) 2006-12-07

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