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DE69941397D1 - Erregungsschaltung für eine vorrichtung zur deaktivierung von warenüberwachungsetiketten - Google Patents

Erregungsschaltung für eine vorrichtung zur deaktivierung von warenüberwachungsetiketten

Info

Publication number
DE69941397D1
DE69941397D1 DE1999641397 DE69941397A DE69941397D1 DE 69941397 D1 DE69941397 D1 DE 69941397D1 DE 1999641397 DE1999641397 DE 1999641397 DE 69941397 A DE69941397 A DE 69941397A DE 69941397 D1 DE69941397 D1 DE 69941397D1
Authority
DE
Grant status
Grant
Patent type
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.)
Active
Application number
DE1999641397
Other languages
English (en)
Inventor
Jorge Fernando Alicot
Douglas A Narlow
Richard L Copeland
David N Lambeth
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
Grant date

Links

Classifications

    • 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
    • G08B13/2411Tag deactivation
    • 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
    • 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
    • G08B13/2414Electronic 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
    • G08B13/242Tag deactivation
DE1999641397 1997-02-03 1999-07-02 Erregungsschaltung für eine vorrichtung zur deaktivierung von warenüberwachungsetiketten Active DE69941397D1 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US09110508 US6111507A (en) 1997-02-03 1998-07-06 Energizing circuit for EAS marker deactivation device
PCT/US1999/014996 WO2000002173A9 (en) 1998-07-06 1999-07-02 Energizing circuit for eas marker deactivation device

Publications (1)

Publication Number Publication Date
DE69941397D1 true DE69941397D1 (de) 2009-10-22

Family

ID=22333394

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1999641397 Active DE69941397D1 (de) 1997-02-03 1999-07-02 Erregungsschaltung für eine vorrichtung zur deaktivierung von warenüberwachungsetiketten

Country Status (6)

Country Link
US (1) US6111507A (de)
EP (1) EP1103035B1 (de)
JP (1) JP4481494B2 (de)
CA (1) CA2336591C (de)
DE (1) DE69941397D1 (de)
WO (1) WO2000002173A9 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6486782B1 (en) 2000-07-07 2002-11-26 3M Innovative Properties Device for changing the status of dual status magnetic electronic article surveillance markers
US6778087B2 (en) 2001-06-15 2004-08-17 3M Innovative Properties Company Dual axis magnetic field EAS device
US7527198B2 (en) * 2002-03-18 2009-05-05 Datalogic Scanning, Inc. Operation monitoring and enhanced host communications in systems employing electronic article surveillance and RFID tags
US6942145B1 (en) * 2003-06-11 2005-09-13 Ncr Corporation Checkout device with enhanced security label detection
US7119691B2 (en) * 2003-10-17 2006-10-10 Sensormatic Electronics Corporation Electronic article surveillance marker deactivator using phase control deactivation
US7068172B2 (en) * 2004-05-21 2006-06-27 Xiao Hui Yang Method and apparatus for deactivating an EAS device
US7106200B2 (en) * 2004-06-10 2006-09-12 Sensormatic Electronics Corporation Deactivator using resonant recharge
GB0414959D0 (en) * 2004-07-02 2004-08-04 Redcliffe Ltd EAS tag deactivator with demagnetisation pulse
US7619527B2 (en) * 2005-02-08 2009-11-17 Datalogic Scanning, Inc. Integrated data reader and electronic article surveillance (EAS) system
JP2006220420A (ja) * 2005-02-08 2006-08-24 Cdn Corp 磁気検知タグ判定装置
US7852197B2 (en) * 2007-06-08 2010-12-14 Sensomatic Electronics, LLC System and method for inhibiting detection of deactivated labels using detection filters having an adaptive threshold
US7825806B2 (en) * 2007-09-25 2010-11-02 Symbol Technologies, Inc. Optimizing RFID reader duty cycle or power to preserve battery life
US20090212952A1 (en) * 2008-02-22 2009-08-27 Xiao Hui Yang Method and apparatus for de-activating eas markers
GB2500134B (en) * 2009-12-08 2014-02-12 Redcliffe Magtronics Ltd Hand-held tag detector
EP2963660A1 (de) * 2014-06-24 2016-01-06 Albert Maurer Ungesteuerter wechselstromentmagnetisierer

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4300183A (en) * 1980-03-27 1981-11-10 Richardson Robert H Method and apparatus for generating alternating magnetic fields to produce harmonic signals from a metallic strip
US4634975A (en) * 1984-09-17 1987-01-06 Progressive Dynamics, Inc. Method and apparatus for producing electromagnetic surveillance fields
US4728938A (en) * 1986-01-10 1988-03-01 Checkpoint Systems, Inc. Security tag deactivation system
US5027106A (en) * 1989-12-27 1991-06-25 Checkpoint Systems, Inc. Method and apparatus for electronic article surveillance
DE4015779A1 (de) * 1990-05-16 1991-11-21 Minnesota Mining & Mfg Verfahren zur verwendung mit einem dazu passenden ueberwachungssystem fuer gegenstaende zur feststellung und magnetisierung eines magnetischen markierungselements und vorrichtung zur durchfuehrung des verfahrens
US5103210A (en) * 1990-06-27 1992-04-07 Checkpoint Systems, Inc. Activatable/deactivatable security tag for use with an electronic security system
US5111186A (en) * 1990-11-29 1992-05-05 Sensormatic Electronics Corporation LC-type electronic article surveillance tag with voltage dependent capacitor
US5243182A (en) * 1991-03-14 1993-09-07 Alps Electric Co., Ltd. Photoelectric switch including synch timing signal emitter and detector and photoelectric detector system using the same
US5142292A (en) * 1991-08-05 1992-08-25 Checkpoint Systems, Inc. Coplanar multiple loop antenna for electronic article surveillance systems
US5341125A (en) * 1992-01-15 1994-08-23 Sensormatic Electronics Corporation Deactivating device for deactivating EAS dual status magnetic tags
US5416316A (en) * 1992-12-14 1995-05-16 Erwin Sick Gmbh Optik-Electronik Optical sensor arrangement for presence detection with variable pulse repetition frequency
US5353011A (en) * 1993-01-04 1994-10-04 Checkpoint Systems, Inc. Electronic article security system with digital signal processing and increased detection range
US5493275A (en) * 1994-08-09 1996-02-20 Sensormatic Electronics Corporation Apparatus for deactivation of electronic article surveillance tags
US5469142A (en) * 1994-08-10 1995-11-21 Sensormatic Electronics Corporation Electronic article surveillance system having enhanced tag deactivation capacity
US5625339A (en) * 1996-01-08 1997-04-29 Minnesota Mining And Manufacturing Company Apparatus for changing the status of magnetic markers in an electronic article surveillance system
US6060988A (en) * 1997-02-03 2000-05-09 Sensormatic Electronics Corporation EAS marker deactivation device having core-wound energized coils
US5867101A (en) * 1997-02-03 1999-02-02 Sensormatic Electronics Corporation Multi-phase mode multiple coil distance deactivator for magnetomechanical EAS markers

Also Published As

Publication number Publication date Type
CA2336591C (en) 2008-09-23 grant
US6111507A (en) 2000-08-29 grant
JP2002520705A (ja) 2002-07-09 application
EP1103035A1 (de) 2001-05-30 application
EP1103035A4 (de) 2005-04-13 application
WO2000002173A9 (en) 2000-10-05 application
JP4481494B2 (ja) 2010-06-16 grant
WO2000002173A1 (en) 2000-01-13 application
CA2336591A1 (en) 2000-01-13 application
EP1103035B1 (de) 2009-09-09 grant

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: SENSORMATIC ELECTRONICS, LLC, BOCA RATON, FLA., US

8364 No opposition during term of opposition