DE3482803D1 - Verfahren und einrichtung zum erkennen von markierungselementen in einer ueberwachungszone. - Google Patents

Verfahren und einrichtung zum erkennen von markierungselementen in einer ueberwachungszone.

Info

Publication number
DE3482803D1
DE3482803D1 DE8484103683T DE3482803T DE3482803D1 DE 3482803 D1 DE3482803 D1 DE 3482803D1 DE 8484103683 T DE8484103683 T DE 8484103683T DE 3482803 T DE3482803 T DE 3482803T DE 3482803 D1 DE3482803 D1 DE 3482803D1
Authority
DE
Germany
Prior art keywords
marking elements
surveillance zone
detecting marking
detecting
surveillance
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
DE8484103683T
Other languages
English (en)
Inventor
Pierre Felix Buckens
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
Knogo 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 Knogo Corp filed Critical Knogo Corp
Application granted granted Critical
Publication of DE3482803D1 publication Critical patent/DE3482803D1/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
    • G08B13/2408—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 ferromagnetic 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
    • G08B13/2468—Antenna in system and the related signal processing
    • G08B13/2474—Antenna or antenna activator geometry, arrangement or layout
    • 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
    • G08B13/2477—Antenna or antenna activator circuit
    • 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
DE8484103683T 1983-06-30 1984-04-04 Verfahren und einrichtung zum erkennen von markierungselementen in einer ueberwachungszone. Expired - Fee Related DE3482803D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/509,292 US4623877A (en) 1983-06-30 1983-06-30 Method and apparatus for detection of targets in an interrogation zone

Publications (1)

Publication Number Publication Date
DE3482803D1 true DE3482803D1 (de) 1990-08-30

Family

ID=24026041

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484103683T Expired - Fee Related DE3482803D1 (de) 1983-06-30 1984-04-04 Verfahren und einrichtung zum erkennen von markierungselementen in einer ueberwachungszone.

Country Status (9)

Country Link
US (1) US4623877A (de)
EP (1) EP0130286B1 (de)
JP (1) JPS6027096A (de)
AU (1) AU560772B2 (de)
BR (1) BR8402596A (de)
CA (1) CA1229141A (de)
DE (1) DE3482803D1 (de)
DK (1) DK162910C (de)
ZA (1) ZA842332B (de)

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US4751500A (en) * 1987-02-10 1988-06-14 Knogo Corporation Detection of unauthorized removal of theft detection target devices
GB2247383B (en) * 1987-08-28 1992-07-29 Sensormatic Electronics Corp Antenna for use in an article surveillance system
ZA889254B (en) * 1987-12-10 1990-08-29 Uniscan Ltd Powering and communication apparatus and method(s)
US4870391A (en) * 1988-04-05 1989-09-26 Knogo Corporation Multiple frequency theft detection system
GB8808933D0 (en) * 1988-04-15 1988-05-18 Scient Generics Ltd Antipilferage system
US5121103A (en) * 1988-07-29 1992-06-09 Knogo Corporation Load isolated article surveillance system and antenna assembly
US4912414A (en) * 1988-10-28 1990-03-27 Lesky Edward S Induction-type metal detector with increased scanning area capability
US4973287A (en) * 1989-06-21 1990-11-27 Martin Cynthia L Simulative check out station
GB9004431D0 (en) * 1990-02-28 1990-04-25 Scient Generics Ltd Detection system for security systems
US5146204A (en) * 1990-03-13 1992-09-08 Knogo Corporation Theft detection apparatus and flattened wire target and method of making same
US5029291A (en) * 1990-04-10 1991-07-02 Knogo Corporation Electromagnetic sensor element and methods and apparatus for making and using same
NL9001033A (nl) * 1990-05-01 1991-12-02 Nedap Nv Winkeldiefstaldetectiesysteem met gedeeltelijk afgeschermde antennes.
US5051726A (en) * 1990-08-14 1991-09-24 Sensormatic Electronics Corporation Electronic article surveillance system with antenna array for enhanced field falloff
US5126720A (en) * 1991-01-17 1992-06-30 Knogo Corporation Method and apparatus for deactivating magnetic targets
US5523749A (en) * 1991-04-03 1996-06-04 Integrated Silicon Design Pty. Ltd. Identification system for simultaneously interrogated labels
US5239167A (en) * 1991-04-30 1993-08-24 Ludwig Kipp Checkout system
US5225807A (en) * 1991-09-16 1993-07-06 Knogo Corporation Method and apparatus for sensitizing and desensitizing targets for electronic article surveillance systems
US5337040A (en) * 1991-10-31 1994-08-09 Actron Entwicklungs Ag Detection apparatus for shoplifting-preventing labels
US5304983A (en) * 1991-12-04 1994-04-19 Knogo Corporation Multiple pulse responder and detection system and method of making and using same
EP0561062A1 (de) * 1992-03-17 1993-09-22 Moisei Samuel Granovsky Verfahren und elektromagnetisches Sicherheitssystem, um geschützte Gegenstände in einem Überwachungsbereich zu entdecken
US5264829A (en) * 1992-06-15 1993-11-23 Knogo Corporation Method and apparatus for theft detection using digital signal processing
US5410296A (en) * 1992-10-06 1995-04-25 Minnesota Mining And Manufacturing Company Magnetic tag deactivator for pre-existing check-out counters
US5376923A (en) * 1992-12-14 1994-12-27 Minnesota Mining And Manufacturing Company On the counter deactivator
US5440296A (en) * 1993-04-29 1995-08-08 Minnesota Mining And Manufacturing Company Coil assembly for electronic article surveillance system
AU8126994A (en) * 1993-11-04 1995-05-23 Knogo Corporation Method and apparatus for automatically desensitizing sensor elements
AU6016994A (en) * 1993-12-30 1995-07-17 Sensormatic Electronics Corporation Article detection in a limited interrogation zone
DE19503896A1 (de) * 1995-02-07 1996-08-08 Esselte Meto Int Gmbh Einrichtung zur Detektierung eines mit einem elektronischen Sicherungselement versehenen Artikels
KR0163822B1 (ko) * 1995-05-17 1999-03-20 김은영 도난 방지기용 자기 센서 및 시스템
US5847650A (en) * 1996-10-04 1998-12-08 Knogo North America Inc. Theft resistant circuit assembly
FR2746956B1 (fr) * 1996-03-29 1998-05-07 Soplaril Sa Procede de mise en place d'au moins un fil ou une bande, generalement metallique, sur une feuille mince, machine pour la mise en oeuvre du procede, feuille comportant au moins un fil ou une bande, et bobine de cette feuille
US5716460A (en) * 1996-05-08 1998-02-10 The Arnold Engineering Company Methods for making magnetic strips
US6446049B1 (en) 1996-10-25 2002-09-03 Pole/Zero Corporation Method and apparatus for transmitting a digital information signal and vending system incorporating same
US5914692A (en) * 1997-01-14 1999-06-22 Checkpoint Systems, Inc. Multiple loop antenna with crossover element having a pair of spaced, parallel conductors for electrically connecting the multiple loops
DE19726986A1 (de) * 1997-06-25 1999-01-07 Meto International Gmbh Vorrichtung zur Überwachung von elektronischen gesicherten Artikeln in einer Überwachungszone
US5973606A (en) * 1997-12-08 1999-10-26 Sensormatic Electronics Corporation Activation/deactivation system and method for electronic article surveillance markers for use on a conveyor
US6057763A (en) * 1998-04-10 2000-05-02 3M Innovative Properties Company Method and apparatus for activating and deactivating electromagnetic article surveillance markers
CN1135509C (zh) * 1998-07-24 2004-01-21 检查点系统有限公司 用于检测贴有谐振智能标签的物体的射频识别系统
US5955950A (en) * 1998-07-24 1999-09-21 Checkpoint Systems, Inc. Low noise signal generator for use with an RFID system
US5959531A (en) * 1998-07-24 1999-09-28 Checkpoint Systems, Inc. Optical interface between receiver and tag response signal analyzer in RFID system for detecting low power resonant tags
US6486768B1 (en) * 1998-09-16 2002-11-26 Carttronics, Llc Cart return loyalty credit system
US6169481B1 (en) * 1999-04-12 2001-01-02 Rockwell Technologies, Llc Low cost material suitable for remote sensing
US6447294B1 (en) 1999-12-13 2002-09-10 William Raymond Price Locator for lost dentures
FR2809279B1 (fr) * 2000-05-18 2003-05-23 Lionel Prat Habillage pour une antenne d'appareil de detection d'objets, et appareil de detection comportant une antenne equipee d'un tel habillage
US7845554B2 (en) * 2000-10-30 2010-12-07 Fujitsu Frontech North America, Inc. Self-checkout method and apparatus
US7168525B1 (en) * 2000-10-30 2007-01-30 Fujitsu Transaction Solutions, Inc. Self-checkout method and apparatus including graphic interface for non-bar coded items
EP1388216B1 (de) * 2001-05-04 2009-06-17 Nxp B.V. Kommunikationsgerät mit spulenkonfiguration zur kommunikation mit stationären datenträgern
FR2828016B1 (fr) * 2001-07-30 2005-03-25 Pygmalyon Antennes du genre boucle
US6937011B2 (en) * 2001-12-10 2005-08-30 Rockwell Automation Technologies, Inc. Detector for magnetizable material using amplitude and phase discrimination
US7198193B2 (en) * 2002-06-24 2007-04-03 Datamars S.A. Method and apparatus for identifying a set of multiple items on conveyor system with multiread transponders
CA2610241A1 (en) * 2005-06-02 2006-12-07 Carttronics, Llc Tracking system and method
US20080309389A1 (en) * 2007-06-15 2008-12-18 French John R System for preventing shopping cart push-out theft
US20090063176A1 (en) * 2007-08-31 2009-03-05 French John R Shopping cart basket monitor
US20090268941A1 (en) * 2008-04-23 2009-10-29 French John R Video monitor for shopping cart checkout
US8143997B2 (en) * 2008-06-30 2012-03-27 International Business Machines Corporation System for self-service checkout inventory control
DE102010043078A1 (de) * 2010-10-28 2012-05-03 Robert Bosch Gmbh Sensorvorrichtung, insbesondere Metallsensor, mit feldkompensiertem Magnetfeldsensor
US9368011B2 (en) * 2012-04-24 2016-06-14 Universal Surveillance Systems, Llc Electronic article surveillance
US8998218B1 (en) 2013-10-09 2015-04-07 Steven Salvatore Bitondo Shopping cart bottom shelf monitor
US10677952B2 (en) * 2015-12-28 2020-06-09 Shenzhen Aoyadi Electronic Equipment Co., Ltd. Self-balance noise reduction metal detection double-coil

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Publication number Priority date Publication date Assignee Title
FR763681A (fr) 1933-11-10 1934-05-04 Procédé de repérage des objets par modification d'un champ magnétique
NL161904C (nl) 1973-04-13 Knogo Corp Diefstal-detectiestelsel.
US3983552A (en) 1975-01-14 1976-09-28 American District Telegraph Company Pilferage detection systems
US3990065A (en) * 1975-02-20 1976-11-02 The Magnavox Company Theft detection system
US4326198A (en) 1976-08-18 1982-04-20 Knogo Corporation Method and apparatus for the promotion of selected harmonic response signals in an article detection system
US4168496A (en) * 1977-10-05 1979-09-18 Lichtblau G J Quasi-stationary noise cancellation system
US4321586A (en) * 1980-08-21 1982-03-23 Knogo Corporation Article theft detection
US4309697A (en) 1980-10-02 1982-01-05 Sensormatic Electronics Corporation Magnetic surveillance system with odd-even harmonic and phase discrimination
US4384281A (en) * 1980-10-31 1983-05-17 Knogo Corporation Theft detection apparatus using saturable magnetic targets
US4476459A (en) 1981-10-23 1984-10-09 Knogo Corporation Theft detection method and apparatus in which the decay of a resonant circuit is detected
US4524350A (en) 1982-03-15 1985-06-18 Progressive Dynamics, Inc. Detection logic and signal processing method and apparatus for theft detection systems

Also Published As

Publication number Publication date
AU2631784A (en) 1985-02-07
CA1229141A (en) 1987-11-10
BR8402596A (pt) 1985-04-23
EP0130286A2 (de) 1985-01-09
DK320584D0 (da) 1984-06-29
EP0130286A3 (en) 1988-03-02
JPS6027096A (ja) 1985-02-12
DK162910B (da) 1991-12-23
ZA842332B (en) 1985-02-27
DK320584A (da) 1984-12-31
AU560772B2 (en) 1987-04-16
DK162910C (da) 1992-07-06
EP0130286B1 (de) 1990-07-25
US4623877A (en) 1986-11-18
JPH0340438B2 (de) 1991-06-18

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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. (N.D. GESETZEN D. ST

8339 Ceased/non-payment of the annual fee