JP4657348B2 - 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
JP4657348B2
JP4657348B2 JP2008510347A JP2008510347A JP4657348B2 JP 4657348 B2 JP4657348 B2 JP 4657348B2 JP 2008510347 A JP2008510347 A JP 2008510347A JP 2008510347 A JP2008510347 A JP 2008510347A JP 4657348 B2 JP4657348 B2 JP 4657348B2
Authority
JP
Japan
Prior art keywords
antenna
loop
reader
writer
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
JP2008510347A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2008105103A1 (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
Publication of JPWO2008105103A1 publication Critical patent/JPWO2008105103A1/ja
Application granted granted Critical
Publication of JP4657348B2 publication Critical patent/JP4657348B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q7/00—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop
    • H01Q7/005—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop with variable reactance for tuning the antenna
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/12—Supports; Mounting means
    • H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
    • H01Q1/2208—Supports; Mounting means by structural association with other equipment or articles associated with components used in interrogation type services, i.e. in systems for information exchange between an interrogator/reader and a tag/transponder, e.g. in Radio Frequency Identification [RFID] systems
    • H01Q1/2216—Supports; Mounting means by structural association with other equipment or articles associated with components used in interrogation type services, i.e. in systems for information exchange between an interrogator/reader and a tag/transponder, e.g. in Radio Frequency Identification [RFID] systems used in interrogator/reader equipment

Landscapes

  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Near-Field Transmission Systems (AREA)
JP2008510347A 2007-02-26 2007-02-26 リーダライタ装置 Expired - Fee Related JP4657348B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2007/054106 WO2008105103A1 (fr) 2007-02-26 2007-02-26 Appareil de lecture/écriture

Publications (2)

Publication Number Publication Date
JPWO2008105103A1 JPWO2008105103A1 (ja) 2010-06-03
JP4657348B2 true JP4657348B2 (ja) 2011-03-23

Family

ID=39720947

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2008510347A Expired - Fee Related JP4657348B2 (ja) 2007-02-26 2007-02-26 リーダライタ装置

Country Status (2)

Country Link
JP (1) JP4657348B2 (fr)
WO (1) WO2008105103A1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4979012B2 (ja) * 2007-08-30 2012-07-18 Ｎｅｃトーキン株式会社 リーダライタ及びそれを備えたｉｃタグシステム
JP5071684B2 (ja) * 2008-09-30 2012-11-14 ブラザー工業株式会社 無線タグ通信装置及び無線タグ通信システム
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
JP2011114633A (ja) 2009-11-27 2011-06-09 Fujitsu Ltd アンテナ装置、及びアンテナ装置を含むシステム
JP5669511B2 (ja) * 2010-10-12 2015-02-12 キヤノン株式会社 加熱装置及び画像形成装置
JP5700218B2 (ja) * 2011-12-16 2015-04-15 岩崎通信機株式会社 位置検知システム

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006025363A (ja) * 2004-07-09 2006-01-26 Nippon Signal Co Ltd:The リーダライタ用アンテナ及び物品管理システム
JP2006319563A (ja) * 2005-05-11 2006-11-24 Hitachi Kokusai Electric Inc リーダライタ装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005200126A (ja) * 2004-01-14 2005-07-28 Omron Corp 携帯型の在庫管理ケース
JP4753591B2 (ja) * 2004-04-26 2011-08-24 日立マクセル株式会社 リーダライタ装置及び情報認識システム

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006025363A (ja) * 2004-07-09 2006-01-26 Nippon Signal Co Ltd:The リーダライタ用アンテナ及び物品管理システム
JP2006319563A (ja) * 2005-05-11 2006-11-24 Hitachi Kokusai Electric Inc リーダライタ装置

Also Published As

Publication number Publication date
WO2008105103A1 (fr) 2008-09-04
JPWO2008105103A1 (ja) 2010-06-03

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