DE69030219D1 - Elektronisches Warenüberwachungssystem mit mehreren Betriebsarten - Google Patents

Elektronisches Warenüberwachungssystem mit mehreren Betriebsarten

Info

Publication number
DE69030219D1
DE69030219D1 DE69030219T DE69030219T DE69030219D1 DE 69030219 D1 DE69030219 D1 DE 69030219D1 DE 69030219 T DE69030219 T DE 69030219T DE 69030219 T DE69030219 T DE 69030219T DE 69030219 D1 DE69030219 D1 DE 69030219D1
Authority
DE
Germany
Prior art keywords
monitoring system
operating modes
multiple operating
electronic goods
goods monitoring
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
DE69030219T
Other languages
English (en)
Other versions
DE69030219T2 (de
Inventor
Christopher B Plonsky
Marco A Paez
Harry E Watkins
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.)
Sensormatic Electronics Corp
Original Assignee
Sensormatic Electronics Corp
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 Sensormatic Electronics Corp filed Critical Sensormatic Electronics Corp
Publication of DE69030219D1 publication Critical patent/DE69030219D1/de
Application granted granted Critical
Publication of DE69030219T2 publication Critical patent/DE69030219T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B29/00Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
    • G08B29/18Prevention or correction of operating errors
    • G08B29/20Calibration, including self-calibrating arrangements
    • G08B29/24Self-calibration, e.g. compensating for environmental drift or ageing of components
    • G08B29/28Self-calibration, e.g. compensating for environmental drift or ageing of components by changing the gain of an amplifier
    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00Burglar, theft or intruder alarms
    • G08B13/22Electrical actuation
    • G08B13/24Electrical actuation by interference with electromagnetic field distribution
    • G08B13/2402Electronic 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
    • G08B13/2405Electronic 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
    • G08B13/2408Electronic 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 ferromagnetic tags
    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00Burglar, theft or intruder alarms
    • G08B13/22Electrical actuation
    • G08B13/24Electrical actuation by interference with electromagnetic field distribution
    • G08B13/2402Electronic 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
    • G08B13/2465Aspects related to the EAS system, e.g. system components other than tags
    • G08B13/2468Antenna in system and the related signal processing
    • G08B13/2477Antenna or antenna activator circuit
    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00Burglar, theft or intruder alarms
    • G08B13/22Electrical actuation
    • G08B13/24Electrical actuation by interference with electromagnetic field distribution
    • G08B13/2402Electronic 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
    • G08B13/2465Aspects related to the EAS system, e.g. system components other than tags
    • G08B13/2482EAS methods, e.g. description of flow chart of the detection procedure
DE69030219T 1989-07-24 1990-07-14 Elektronisches Warenüberwachungssystem mit mehreren Betriebsarten Expired - Fee Related DE69030219T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/384,556 US5049857A (en) 1989-07-24 1989-07-24 Multi-mode electronic article surveillance system

Publications (2)

Publication Number Publication Date
DE69030219D1 true DE69030219D1 (de) 1997-04-24
DE69030219T2 DE69030219T2 (de) 1997-10-16

Family

ID=23517795

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69030219T Expired - Fee Related DE69030219T2 (de) 1989-07-24 1990-07-14 Elektronisches Warenüberwachungssystem mit mehreren Betriebsarten

Country Status (9)

Country Link
US (1) US5049857A (de)
EP (1) EP0410245B1 (de)
JP (1) JP2930372B2 (de)
AR (1) AR243292A1 (de)
AU (1) AU638241B2 (de)
BR (1) BR9003559A (de)
CA (1) CA2013734C (de)
DE (1) DE69030219T2 (de)
ES (1) ES2100857T3 (de)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5387900A (en) * 1992-11-19 1995-02-07 Sensormatic Electronics Corporation EAS system with improved processing of antenna signals
SE9401450L (sv) * 1994-04-26 1995-10-27 Rso Corp Sätt vid detektering av magnetiska element
US5406262A (en) * 1993-06-16 1995-04-11 Security Tag Systems, Inc. Adjusting magnetic bias field intensity in EAS presence detection system to enhance detection
US5430441A (en) * 1993-10-12 1995-07-04 Motorola, Inc. Transponding tag and method
SE9401436L (sv) * 1994-04-26 1995-10-27 Rso Corp Amorfa band med förbättrade egenskaper
SE9401448L (sv) * 1994-04-26 1995-10-27 Rso Corp Sätt och anordning vid excitering och detektering av magnetiska element
SE9401449L (sv) * 1994-04-26 1995-10-27 Rso Corp Sätt och anordning vid kodning av elektroniska etiketter
DE4436975B4 (de) * 1994-10-15 2007-10-25 Meto International Gmbh Verfahren zur elektronischen Artikelüberwachung
US5606322A (en) * 1994-10-24 1997-02-25 Motorola, Inc. Divergent code generator and method
SE503526C2 (sv) * 1994-10-26 1996-07-01 Rso Corp Sätt för detektering av etiketter med amorfa magnetoelastiska band
US5654688A (en) * 1995-04-14 1997-08-05 Omega Research And Development, Inc. Vehicle security system having enhanced remote transmitter security
DE69636999T2 (de) * 1995-05-30 2007-12-13 Sensormatic Electronics Corp., Boca Raton Antennenanordnung für warenüberwachungssystem mit verbesserter abfragefeldverteilung
US5699046A (en) * 1995-11-02 1997-12-16 Sensormatic Electronics Corporation EAS system employing central and local stations with shared functions
US5600304A (en) * 1995-11-02 1997-02-04 Sensormatic Electronics Corporation EAS system with common control station for different personality local stations
US5990791A (en) * 1997-10-22 1999-11-23 William B. Spargur Anti-theft detection system
US6188310B1 (en) 1997-11-28 2001-02-13 Sensormatic Electronics Corporation Natural frequency measurement of magnetic markers
US5995002A (en) * 1997-11-28 1999-11-30 Sensormatic Electronics Corporation Line synchronized delays for multiple pulsed EAS systems
US6118378A (en) * 1997-11-28 2000-09-12 Sensormatic Electronics Corporation Pulsed magnetic EAS system incorporating single antenna with independent phasing
US5969659A (en) * 1997-11-28 1999-10-19 Sensormatic Electronics Corporation Analog to digital converters with extended dynamic range
US5909178A (en) * 1997-11-28 1999-06-01 Sensormatic Electronics Corporation Signal detection in high noise environments
US6307468B1 (en) * 1999-07-20 2001-10-23 Avid Identification Systems, Inc. Impedance matching network and multidimensional electromagnetic field coil for a transponder interrogator
US6906628B2 (en) * 2001-03-13 2005-06-14 Sensormatic Electronics Corporation Varying field electronic tag detection system
US6696951B2 (en) * 2001-06-13 2004-02-24 3M Innovative Properties Company Field creation in a magnetic electronic article surveillance system
SE0303161L (sv) * 2003-11-26 2004-11-23 Gateway Security Ab Artikelövervakningssystem, samt sätt att detektera om ett larmtillstånd föreligger
CN101689704A (zh) * 2007-06-08 2010-03-31 检查站系统股份有限公司 动态eas检测系统和方法
US8933790B2 (en) * 2007-06-08 2015-01-13 Checkpoint Systems, Inc. Phase coupler for rotating fields
US7800490B2 (en) * 2008-01-09 2010-09-21 Sensormatic Electronics, LLC Electronic article surveillance system neural network minimizing false alarms and failures to deactivate
EP2669999B1 (de) * 2012-05-31 2018-11-14 Nxp B.V. Einstellbare Antenne
US9595177B2 (en) 2014-12-14 2017-03-14 Wg Security Products, Inc. Noise compensating EAS antenna system

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3859624A (en) * 1972-09-05 1975-01-07 Thomas A Kriofsky Inductively coupled transmitter-responder arrangement
US3990065A (en) * 1975-02-20 1976-11-02 The Magnavox Company Theft detection system
US4634975A (en) * 1984-09-17 1987-01-06 Progressive Dynamics, Inc. Method and apparatus for producing electromagnetic surveillance fields
US4658241A (en) * 1985-09-17 1987-04-14 Allied Corporation Surveillance system including transmitter and receiver synchronized by power line zero crossings
DK161227C (da) * 1986-01-27 1991-11-25 Antonson Security Denmark Aps Apparat til synkronisering af tyveridetektorer
US4779076A (en) * 1987-05-20 1988-10-18 Controlled Information Corp. Deactivatable coded marker and magnetic article surveillance system
US4791412A (en) * 1988-01-28 1988-12-13 Controlled Information Corporation Magnetic article surveillance system and method

Also Published As

Publication number Publication date
AU638241B2 (en) 1993-06-24
AU5291690A (en) 1991-01-24
BR9003559A (pt) 1991-08-27
JP2930372B2 (ja) 1999-08-03
EP0410245B1 (de) 1997-03-19
AR243292A1 (es) 1993-07-30
US5049857A (en) 1991-09-17
JPH0358300A (ja) 1991-03-13
ES2100857T3 (es) 1997-07-01
EP0410245A2 (de) 1991-01-30
CA2013734C (en) 1998-08-18
CA2013734A1 (en) 1991-01-24
DE69030219T2 (de) 1997-10-16
EP0410245A3 (en) 1992-01-29

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: SENSORMATIC ELECTRONICS CORP., BOCA RATON, FLA., U

8339 Ceased/non-payment of the annual fee