ES2302679T3 - Antena de un sistema de deteccion electromagnetico y sistema de deteccion electromagnetico que comprende dicha antena. - Google Patents

Antena de un sistema de deteccion electromagnetico y sistema de deteccion electromagnetico que comprende dicha antena. Download PDF

Info

Publication number
ES2302679T3
ES2302679T3 ES00202340T ES00202340T ES2302679T3 ES 2302679 T3 ES2302679 T3 ES 2302679T3 ES 00202340 T ES00202340 T ES 00202340T ES 00202340 T ES00202340 T ES 00202340T ES 2302679 T3 ES2302679 T3 ES 2302679T3
Authority
ES
Spain
Prior art keywords
antenna
loop
positions
pair
supply lines
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 - Lifetime
Application number
ES00202340T
Other languages
English (en)
Spanish (es)
Inventor
Paulus Johannes Wilhelmus Maria Van Breemen
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.)
Nederlandsche Apparatenfabriek NEDAP NV
Original Assignee
Nederlandsche Apparatenfabriek NEDAP NV
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 Nederlandsche Apparatenfabriek NEDAP NV filed Critical Nederlandsche Apparatenfabriek NEDAP NV
Application granted granted Critical
Publication of ES2302679T3 publication Critical patent/ES2302679T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/22—Electrical actuation
    • G08B13/24—Electrical actuation by interference with electromagnetic field distribution
    • G08B13/2402—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting
    • G08B13/2465—Aspects related to the EAS system, e.g. system components other than tags
    • G08B13/2468—Antenna in system and the related signal processing
    • G08B13/2474—Antenna or antenna activator geometry, arrangement or layout
    • 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
    • H01Q7/04—Screened antennas

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Automation & Control Theory (AREA)
  • Computer Security & Cryptography (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Burglar Alarm Systems (AREA)
  • Details Of Aerials (AREA)
ES00202340T 2000-02-21 2000-07-03 Antena de un sistema de deteccion electromagnetico y sistema de deteccion electromagnetico que comprende dicha antena. Expired - Lifetime ES2302679T3 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP00200588 2000-02-21
EP00200588 2000-02-21

Publications (1)

Publication Number Publication Date
ES2302679T3 true ES2302679T3 (es) 2008-08-01

Family

ID=39185284

Family Applications (1)

Application Number Title Priority Date Filing Date
ES00202340T Expired - Lifetime ES2302679T3 (es) 2000-02-21 2000-07-03 Antena de un sistema de deteccion electromagnetico y sistema de deteccion electromagnetico que comprende dicha antena.

Country Status (3)

Country Link
EP (1) EP1128464B1 (fr)
DE (1) DE60038218T2 (fr)
ES (1) ES2302679T3 (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3587185B2 (ja) * 2001-09-28 2004-11-10 オムロン株式会社 誘導無線アンテナ、およびこれを用いた非接触データ通信装置
US7417599B2 (en) 2004-02-20 2008-08-26 3M Innovative Properties Company Multi-loop antenna for radio frequency identification (RFID) communication
US7591415B2 (en) 2004-09-28 2009-09-22 3M Innovative Properties Company Passport reader for processing a passport having an RFID element
MX2009013306A (es) 2007-06-08 2010-02-15 Checkpoint Systems Inc Sistema y metodo de deteccion de eas dinamica.
US8933790B2 (en) 2007-06-08 2015-01-13 Checkpoint Systems, Inc. Phase coupler for rotating fields
FR3009382B1 (fr) * 2013-08-05 2015-08-21 Elettroniche Ind Automatismi S P A C E I A S P A Costruzioni Detecteur portatif de metal pour utilisation dans un controle d'acces
CN105335258B (zh) * 2014-06-19 2021-06-15 联想(北京)有限公司 一种位置定位方法及电子设备
JP6392715B2 (ja) * 2015-08-17 2018-09-19 日本電信電話株式会社 ループアンテナアレイ群
JP6069548B1 (ja) 2016-01-22 2017-02-01 日本電信電話株式会社 ループアンテナアレイ群
CN114735110A (zh) * 2022-04-11 2022-07-12 中国人民解放军东部战区总医院 用于自组网的无人车

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2247382B (en) * 1987-08-28 1992-08-12 Sensormatic Electronics Corp Antenna for use in an article surveillance system
US4999641A (en) * 1989-09-01 1991-03-12 Monarch Marking Systems, Inc. Magnetic antenna system having independently controllable electrical field shielding and magnetic field balance
US5061941A (en) * 1990-02-01 1991-10-29 Checkpoint Systems, Inc. Composite antenna for electronic article surveillance systems
US5373301A (en) * 1993-01-04 1994-12-13 Checkpoint Systems, Inc. Transmit and receive antenna having angled crossover elements
NL9301650A (nl) * 1993-09-24 1995-04-18 Nedap Nv Onafhankelijk antennestelsel voor detectiesystemen.
NL9400076A (nl) * 1994-01-17 1995-09-01 Nedap Nv Diefstaldetectie- en identificatiesysteem.
US5751256A (en) * 1994-03-04 1998-05-12 Flexcon Company Inc. Resonant tag labels and method of making same

Also Published As

Publication number Publication date
EP1128464B1 (fr) 2008-03-05
DE60038218D1 (de) 2008-04-17
DE60038218T2 (de) 2009-02-26
EP1128464A1 (fr) 2001-08-29

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