EP0287905A1 - Procédé pour désactiver une étiquette résonante et circuit de mise en oeuvre du procédé - Google Patents

Procédé pour désactiver une étiquette résonante et circuit de mise en oeuvre du procédé Download PDF

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Publication number
EP0287905A1
EP0287905A1 EP88105582A EP88105582A EP0287905A1 EP 0287905 A1 EP0287905 A1 EP 0287905A1 EP 88105582 A EP88105582 A EP 88105582A EP 88105582 A EP88105582 A EP 88105582A EP 0287905 A1 EP0287905 A1 EP 0287905A1
Authority
EP
European Patent Office
Prior art keywords
pulse
circuit
discharge
resonance
receiving
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.)
Granted
Application number
EP88105582A
Other languages
German (de)
English (en)
Other versions
EP0287905B1 (fr
Inventor
Jürgen Dipl.-Phys. Rehder
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
Durgo AG
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 Durgo AG, Actron Entwicklungs AG filed Critical Durgo AG
Priority to AT88105582T priority Critical patent/ATE86403T1/de
Publication of EP0287905A1 publication Critical patent/EP0287905A1/fr
Application granted granted Critical
Publication of EP0287905B1 publication Critical patent/EP0287905B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • G08B13/242—Tag deactivation

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Computer Security & Cryptography (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Burglar Alarm Systems (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Labeling Devices (AREA)
EP88105582A 1987-04-23 1988-04-08 Procédé pour désactiver une étiquette résonante et circuit de mise en oeuvre du procédé Expired - Lifetime EP0287905B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT88105582T ATE86403T1 (de) 1987-04-23 1988-04-08 Verfahren zum deaktivieren einer resonanzetikette und schaltungsanordnung zur durchfuehrung des verfahrens.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH1564/87 1987-04-23
CH156487 1987-04-23

Publications (2)

Publication Number Publication Date
EP0287905A1 true EP0287905A1 (fr) 1988-10-26
EP0287905B1 EP0287905B1 (fr) 1993-03-03

Family

ID=4213376

Family Applications (1)

Application Number Title Priority Date Filing Date
EP88105582A Expired - Lifetime EP0287905B1 (fr) 1987-04-23 1988-04-08 Procédé pour désactiver une étiquette résonante et circuit de mise en oeuvre du procédé

Country Status (6)

Country Link
US (1) US4906974A (fr)
EP (1) EP0287905B1 (fr)
JP (1) JP2575173B2 (fr)
AT (1) ATE86403T1 (fr)
DE (1) DE3878717D1 (fr)
ES (1) ES2039005T3 (fr)

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5027106A (en) * 1989-12-27 1991-06-25 Checkpoint Systems, Inc. Method and apparatus for electronic article surveillance
WO1991009387A1 (fr) * 1989-12-20 1991-06-27 Actron Entwicklungs Ag Etiquette a resonance desactivable
EP0439237A1 (fr) * 1990-01-25 1991-07-31 N.V. Nederlandsche Apparatenfabriek NEDAP Méthode et dispositif pour désactiver des étiquettes de détection électromagnétiques
EP0454021A1 (fr) * 1990-04-25 1991-10-30 Actron Entwicklungs AG Procédé pour désactiver une étiquette résonante et circuit de mise en oeuvre du procédé
EP0478092A1 (fr) * 1990-09-28 1992-04-01 N.V. Nederlandsche Apparatenfabriek NEDAP Dispositif de désactivation
FR2669756A1 (fr) * 1990-11-23 1992-05-29 Cga Hbs Systeme pour l'enregistrement et l'invalidation de l'identification d'un produit.
EP0499582A1 (fr) * 1991-02-12 1992-08-19 Actron Entwicklungs AG Dispositif pour la déactivation d'étiquettes résonantes
WO1993010514A1 (fr) * 1991-11-14 1993-05-27 Joergensen Poul Richter Procede d'activation et de desactivation d'etiquettes et appareil pour activer et desactiver ces etiquettes
US5257010A (en) * 1990-04-25 1993-10-26 Actron Entwicklungs Process for the deactivation of a reasonance label and circuit arrangement for the execution of the process
NL1002150C2 (nl) * 1996-01-23 1997-07-25 Nedap Nv Deactiveersysteem met verbeterde betrouwbaarheid.
WO2002005238A2 (fr) * 2000-07-07 2002-01-17 3M Innovative Properties Company Dispositif permettant de changer l'etat de marqueurs de surveillance electronique d'articles a deux etats
US6778087B2 (en) 2001-06-15 2004-08-17 3M Innovative Properties Company Dual axis magnetic field EAS device

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US5805065A (en) * 1991-05-08 1998-09-08 Minnesota Mining And Manufacturing Company Electro-magnetic desensitizer
NL9202067A (nl) * 1992-11-27 1994-06-16 Dutch A & A Trading Bv Detectielabel.
ES2152152B1 (es) * 1998-05-22 2001-08-01 El Corte Ingles S A Controlador de etiquetas de seguridad utilizadas en la comercializacion de mercancias.
GB2500134B (en) * 2009-12-08 2014-02-12 Redcliffe Magtronics Ltd Hand-held tag detector

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3938044A (en) * 1973-11-14 1976-02-10 Lichtblau G J Antenna apparatus for an electronic security system
WO1985004975A1 (fr) * 1982-05-10 1985-11-07 Arthur D. Little, Inc. Etiquette resonante et desactivateur utilises dans un systeme de securite electronique

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4686516A (en) * 1984-11-26 1987-08-11 Sensormatic Electronics Corporation Method, system and apparatus for use in article surveillance
US4736207A (en) * 1986-01-31 1988-04-05 Sensormatic Electronics Corporation Tag device and method for electronic article surveillance
CH677988A5 (fr) * 1986-07-30 1991-07-15 Actron Entwicklungs Ag

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3938044A (en) * 1973-11-14 1976-02-10 Lichtblau G J Antenna apparatus for an electronic security system
WO1985004975A1 (fr) * 1982-05-10 1985-11-07 Arthur D. Little, Inc. Etiquette resonante et desactivateur utilises dans un systeme de securite electronique

Cited By (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1991009387A1 (fr) * 1989-12-20 1991-06-27 Actron Entwicklungs Ag Etiquette a resonance desactivable
EP0435538A3 (en) * 1989-12-27 1992-09-23 Checkpoint Systems, Inc. Method and apparatus for electronic article surveillance
EP0435538A2 (fr) * 1989-12-27 1991-07-03 Checkpoint Systems, Inc. Procédé et dispositif pour la surveillance électronique d'articles
US5027106A (en) * 1989-12-27 1991-06-25 Checkpoint Systems, Inc. Method and apparatus for electronic article surveillance
EP0439237A1 (fr) * 1990-01-25 1991-07-31 N.V. Nederlandsche Apparatenfabriek NEDAP Méthode et dispositif pour désactiver des étiquettes de détection électromagnétiques
EP0454021A1 (fr) * 1990-04-25 1991-10-30 Actron Entwicklungs AG Procédé pour désactiver une étiquette résonante et circuit de mise en oeuvre du procédé
US5257010A (en) * 1990-04-25 1993-10-26 Actron Entwicklungs Process for the deactivation of a reasonance label and circuit arrangement for the execution of the process
EP0478092A1 (fr) * 1990-09-28 1992-04-01 N.V. Nederlandsche Apparatenfabriek NEDAP Dispositif de désactivation
FR2669756A1 (fr) * 1990-11-23 1992-05-29 Cga Hbs Systeme pour l'enregistrement et l'invalidation de l'identification d'un produit.
EP0499582A1 (fr) * 1991-02-12 1992-08-19 Actron Entwicklungs AG Dispositif pour la déactivation d'étiquettes résonantes
CH682265A5 (fr) * 1991-02-12 1993-08-13 Actron Entwicklungs Ag
WO1993010514A1 (fr) * 1991-11-14 1993-05-27 Joergensen Poul Richter Procede d'activation et de desactivation d'etiquettes et appareil pour activer et desactiver ces etiquettes
NL1002150C2 (nl) * 1996-01-23 1997-07-25 Nedap Nv Deactiveersysteem met verbeterde betrouwbaarheid.
EP0786749A1 (fr) * 1996-01-23 1997-07-30 N.V. Nederlandsche Apparatenfabriek NEDAP Dispositif de déactivation pour étiquette électronique antivol
WO2002005238A2 (fr) * 2000-07-07 2002-01-17 3M Innovative Properties Company Dispositif permettant de changer l'etat de marqueurs de surveillance electronique d'articles a deux etats
WO2002005238A3 (fr) * 2000-07-07 2002-04-11 3M Innovative Properties Co Dispositif permettant de changer l'etat de marqueurs de surveillance electronique d'articles a deux etats
US6486782B1 (en) 2000-07-07 2002-11-26 3M Innovative Properties Device for changing the status of dual status magnetic electronic article surveillance markers
AU2001212106B2 (en) * 2000-07-07 2006-02-16 3M Innovative Properties Company 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

Also Published As

Publication number Publication date
JPS63282900A (ja) 1988-11-18
DE3878717D1 (de) 1993-04-08
US4906974A (en) 1990-03-06
ATE86403T1 (de) 1993-03-15
ES2039005T3 (es) 1993-08-16
EP0287905B1 (fr) 1993-03-03
JP2575173B2 (ja) 1997-01-22

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