AU4070697A - Anti-shoplifting security system - Google Patents

Anti-shoplifting security system

Info

Publication number
AU4070697A
AU4070697A AU40706/97A AU4070697A AU4070697A AU 4070697 A AU4070697 A AU 4070697A AU 40706/97 A AU40706/97 A AU 40706/97A AU 4070697 A AU4070697 A AU 4070697A AU 4070697 A AU4070697 A AU 4070697A
Authority
AU
Australia
Prior art keywords
security system
shoplifting
shoplifting security
security
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.)
Abandoned
Application number
AU40706/97A
Inventor
Jon Neal Weaver
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.)
Individual
Original Assignee
Individual
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
Priority claimed from US08/699,880 external-priority patent/US5703566A/en
Priority claimed from US08/878,239 external-priority patent/US5900816A/en
Application filed by Individual filed Critical Individual
Publication of AU4070697A publication Critical patent/AU4070697A/en
Abandoned 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
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
    • G01V3/08—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices
    • G01V3/10—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils
    • G01V3/104—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils using several coupled or uncoupled coils
    • G01V3/105—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils using several coupled or uncoupled coils forming directly coupled primary and secondary coils or loops
    • 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
    • G08B13/2488—Timing issues, e.g. synchronising measures to avoid signal collision, with multiple emitters or a single emitter and receiver
AU40706/97A 1996-08-16 1997-08-15 Anti-shoplifting security system Abandoned AU4070697A (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US08699880 1996-08-16
US08/699,880 US5703566A (en) 1996-08-16 1996-08-16 Anti-shoplifting security system
US08/878,239 US5900816A (en) 1997-06-18 1997-06-18 Anti-shoplifting security system utilizing a modulated transmitter signal
US08878239 1997-06-18
PCT/US1997/014441 WO1998007052A1 (en) 1996-08-16 1997-08-15 Anti-shoplifting security system

Publications (1)

Publication Number Publication Date
AU4070697A true AU4070697A (en) 1998-03-06

Family

ID=27106514

Family Applications (1)

Application Number Title Priority Date Filing Date
AU40706/97A Abandoned AU4070697A (en) 1996-08-16 1997-08-15 Anti-shoplifting security system

Country Status (3)

Country Link
EP (1) EP0919002A1 (en)
AU (1) AU4070697A (en)
WO (1) WO1998007052A1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK24798A (en) * 1998-02-23 1998-03-03 Tss Traffic Supervision System Method for simultaneous AM demodulation of data and signals generated by interaction with metal
US9427186B2 (en) 2009-12-04 2016-08-30 Endomagnetics Ltd. Magnetic probe apparatus
US10634741B2 (en) 2009-12-04 2020-04-28 Endomagnetics Ltd. Magnetic probe apparatus
WO2014140543A1 (en) 2013-03-11 2014-09-18 Endomagnetics Ltd. Hypoosmotic solutions for lymph node detection
US9234877B2 (en) 2013-03-13 2016-01-12 Endomagnetics Ltd. Magnetic detector
US9239314B2 (en) 2013-03-13 2016-01-19 Endomagnetics Ltd. Magnetic detector
EP2972514B1 (en) * 2013-03-13 2020-12-23 Endomagnetics Ltd. Magnetic detector
ES2833377T3 (en) 2015-06-04 2021-06-15 Endomagnetics Ltd Marker Materials and Ways to Locate a Magnetic Marker
CN109658657A (en) * 2018-12-11 2019-04-19 成都威图芯晟科技有限公司 Signal generating method, analysis method, detection method, relevant device and system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3686564A (en) * 1970-10-08 1972-08-22 Westinghouse Electric Corp Multiple frequency magnetic field technique for differentiating between classes of metal objects
US3990065A (en) * 1975-02-20 1976-11-02 The Magnavox Company Theft detection system
US4710752A (en) * 1986-08-08 1987-12-01 Pitney Bowes Inc. Apparatus and method for detecting a magnetic marker
GB9302757D0 (en) * 1993-02-11 1993-03-24 Esselte Meto Int Gmbh Method and system for detecting a marker

Also Published As

Publication number Publication date
EP0919002A1 (en) 1999-06-02
WO1998007052A1 (en) 1998-02-19

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