JP4166772B2 - リーダライタ装置 - Google Patents

リーダライタ装置 Download PDF

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Publication number
JP4166772B2
JP4166772B2 JP2005253320A JP2005253320A JP4166772B2 JP 4166772 B2 JP4166772 B2 JP 4166772B2 JP 2005253320 A JP2005253320 A JP 2005253320A JP 2005253320 A JP2005253320 A JP 2005253320A JP 4166772 B2 JP4166772 B2 JP 4166772B2
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JP
Japan
Prior art keywords
loop
antenna
reader
loop antennas
antennas
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
JP2005253320A
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English (en)
Japanese (ja)
Other versions
JP2007068005A5 (https=
JP2007068005A (ja
Inventor
田中　　義則
修 古屋
徳穂 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 JP2005253320A priority Critical patent/JP4166772B2/ja
Publication of JP2007068005A publication Critical patent/JP2007068005A/ja
Publication of JP2007068005A5 publication Critical patent/JP2007068005A5/ja
Application granted granted Critical
Publication of JP4166772B2 publication Critical patent/JP4166772B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Near-Field Transmission Systems (AREA)
JP2005253320A 2005-09-01 2005-09-01 リーダライタ装置 Expired - Fee Related JP4166772B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2005253320A JP4166772B2 (ja) 2005-09-01 2005-09-01 リーダライタ装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2005253320A JP4166772B2 (ja) 2005-09-01 2005-09-01 リーダライタ装置

Publications (3)

Publication Number Publication Date
JP2007068005A JP2007068005A (ja) 2007-03-15
JP2007068005A5 JP2007068005A5 (https=) 2008-04-10
JP4166772B2 true JP4166772B2 (ja) 2008-10-15

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ID=37929626

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2005253320A Expired - Fee Related JP4166772B2 (ja) 2005-09-01 2005-09-01 リーダライタ装置

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JP (1) JP4166772B2 (https=)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5034850B2 (ja) * 2007-10-05 2012-09-26 ソニー株式会社 通信システム並びに通信装置
JP5363340B2 (ja) * 2007-11-29 2013-12-11 京セラ株式会社 携帯通信機器及び受信抑制方法
JP2009253593A (ja) * 2008-04-04 2009-10-29 Sharp Corp アンテナ装置およびこれを用いた通信機
JP5306787B2 (ja) * 2008-11-27 2013-10-02 株式会社ユニバーサルエンターテインメント 遊技用ベット装置
US8711047B2 (en) * 2009-03-13 2014-04-29 Qualcomm Incorporated Orthogonal tunable antenna array for wireless communication devices
JP4985732B2 (ja) * 2009-09-01 2012-07-25 日本電気株式会社 Ｉｃタグ読取書込装置、電子装置、及びｉｃタグ読取書込方法
JP5526383B2 (ja) * 2009-10-20 2014-06-18 株式会社日立国際電気 アンテナユニット
US8313028B2 (en) * 2010-02-17 2012-11-20 On Track Innovations Ltd. Multiple antenna reading system suitable for use with contactless transaction devices

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08307334A (ja) * 1995-05-09 1996-11-22 Kyocera Corp ダイバーシチ方式の無線機
JP2002057608A (ja) * 2000-08-08 2002-02-22 Omron Corp データ識別装置用アンテナ、データ識別システムおよびその方法
JP3783917B2 (ja) * 2000-08-21 2006-06-07 株式会社日立国際電気 物品管理棚
JP3944648B2 (ja) * 2003-11-28 2007-07-11 セイコーエプソン株式会社 照明装置及びプロジェクタ

Also Published As

Publication number Publication date
JP2007068005A (ja) 2007-03-15

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