DE59306713D1 - Vorrichtung zur Detektion von Etiketten - Google Patents

Vorrichtung zur Detektion von Etiketten

Info

Publication number
DE59306713D1
DE59306713D1 DE59306713T DE59306713T DE59306713D1 DE 59306713 D1 DE59306713 D1 DE 59306713D1 DE 59306713 T DE59306713 T DE 59306713T DE 59306713 T DE59306713 T DE 59306713T DE 59306713 D1 DE59306713 D1 DE 59306713D1
Authority
DE
Germany
Prior art keywords
transmitter
digitised
time
signal
sweep
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
DE59306713T
Other languages
English (en)
Inventor
Burckart Kind
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.)
Actron Entwicklungs AG
Original Assignee
Actron Entwicklungs AG
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 Actron Entwicklungs AG filed Critical Actron Entwicklungs AG
Application granted granted Critical
Publication of DE59306713D1 publication Critical patent/DE59306713D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR 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
    • G08B13/2405—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 characterised by the tag technology used
    • G08B13/2414—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 characterised by the tag technology used using inductive tags
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR 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
    • G08B13/2471—Antenna signal processing by receiver or emitter
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR 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
    • G08B13/2488—Timing issues, e.g. synchronising measures to avoid signal collision, with multiple emitters or a single emitter and receiver

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Computer Security & Cryptography (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Burglar Alarm Systems (AREA)
  • Labeling Devices (AREA)
  • Control And Other Processes For Unpacking Of Materials (AREA)
DE59306713T 1992-04-07 1993-02-25 Vorrichtung zur Detektion von Etiketten Expired - Fee Related DE59306713D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH113292 1992-04-07

Publications (1)

Publication Number Publication Date
DE59306713D1 true DE59306713D1 (de) 1997-07-17

Family

ID=4203248

Family Applications (1)

Application Number Title Priority Date Filing Date
DE59306713T Expired - Fee Related DE59306713D1 (de) 1992-04-07 1993-02-25 Vorrichtung zur Detektion von Etiketten

Country Status (5)

Country Link
US (1) US5349339A (de)
EP (1) EP0565481B1 (de)
JP (1) JPH06103472A (de)
AT (1) ATE154459T1 (de)
DE (1) DE59306713D1 (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0589046B1 (de) * 1992-02-18 1998-09-23 Citizen Watch Co. Ltd. Datenträgersystem
FR2711440B1 (fr) * 1993-10-18 1996-02-02 France Telecom Dispositif à pureté spectrale pour l'échange d'informations à distance entre un objet portatif et une station.
US6310963B1 (en) * 1994-09-30 2001-10-30 Sensormatic Electronics Corp Method and apparatus for detecting an EAS (electronic article surveillance) marker using wavelet transform signal processing
DE4436978A1 (de) * 1994-10-15 1996-04-18 Esselte Meto Int Gmbh Anlage zur elektronischen Artikelüberwachung
DE4436977A1 (de) * 1994-10-15 1996-04-18 Esselte Meto Int Gmbh Anlage zur elektronischen Artikelüberwachung
US5537094A (en) * 1995-01-27 1996-07-16 Sensormatic Electronics Corporation Method and apparatus for detecting an EAS marker using a neural network processing device
NL9500397A (nl) * 1995-03-01 1996-10-01 Nedap Nv Artikelbeveiligingssysteem met een pseudo-random generator.
AU692696B2 (en) * 1995-04-07 1998-06-11 Minnesota Mining And Manufacturing Company Electronic article surveillance system with adaptative filtering and digital detection
EP0700026A1 (de) 1995-07-25 1996-03-06 Actron Produktion AG Verfahren und Vorrichtung zur Ferndetektion von elektrischen Resonanzgebilden
US5699045A (en) * 1996-06-06 1997-12-16 Sensormatic Electronics Corporation Electronic article surveillance system with cancellation of interference signals
DE19642985A1 (de) * 1996-10-18 1998-04-23 Esselte Meto Int Gmbh Vorrichtung zur Überwachung eines elektronischen Sicherungselementes in einer Abfragezone
DE19644927A1 (de) * 1996-10-29 1998-04-30 Esselte Meto Int Gmbh Vorrichtung zur Überwachung eines elektronischen Sicherungselementes in einer Abfragezone
DE19647905A1 (de) * 1996-11-20 1998-05-28 Meto International Gmbh Vorrichtung zur Überwachung eines elektronischen Sicherungselementes in einer Abfragezone
US5790031A (en) * 1997-01-13 1998-08-04 Trw Inc. Apparatus and method for sensing a rearward facing child seat with error detection
US7877387B2 (en) * 2005-09-30 2011-01-25 Strands, Inc. Systems and methods for promotional media item selection and promotional program unit generation
JP4940410B2 (ja) * 2005-12-19 2012-05-30 アップル インコーポレイテッド ユーザ・ツー・ユーザレコメンダ
WO2009146437A1 (en) * 2008-05-31 2009-12-03 Strands, Inc. Adaptive recommender technology
US8311485B2 (en) * 2010-01-13 2012-11-13 Sensormatic Electronics, LLC Method and system for receiver nulling using coherent transmit signals
CN112633022B (zh) * 2020-12-04 2023-06-27 北京信息科技大学 一种射频标签安检机

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8202951A (nl) * 1982-07-21 1984-02-16 Nedap Nv Absorptiedetectiestelsel.
US4531117A (en) * 1983-07-05 1985-07-23 Minnesota Mining And Manufacturing Company Variable frequency RF electronic surveillance system
CA1234892A (en) * 1984-02-16 1988-04-05 Pierre Taillefer Security tag detection system
US5023598A (en) * 1990-01-02 1991-06-11 Pitney Bowes Inc. Digital signal processor for electronic article gates
US5300922A (en) * 1990-05-29 1994-04-05 Sensormatic Electronics Corporation Swept frequency electronic article surveillance system having enhanced facility for tag signal detection

Also Published As

Publication number Publication date
JPH06103472A (ja) 1994-04-15
EP0565481A1 (de) 1993-10-13
US5349339A (en) 1994-09-20
ATE154459T1 (de) 1997-06-15
EP0565481B1 (de) 1997-06-11

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee