ATE539423T1 - Verfahren, einrichtung und system zur verhinderung von falschalarmen in einem diebstahlverhinderungssystem - Google Patents

Verfahren, einrichtung und system zur verhinderung von falschalarmen in einem diebstahlverhinderungssystem

Info

Publication number
ATE539423T1
ATE539423T1 AT08736126T AT08736126T ATE539423T1 AT E539423 T1 ATE539423 T1 AT E539423T1 AT 08736126 T AT08736126 T AT 08736126T AT 08736126 T AT08736126 T AT 08736126T AT E539423 T1 ATE539423 T1 AT E539423T1
Authority
AT
Austria
Prior art keywords
change
detecting
detection zone
magnetic field
difference
Prior art date
Application number
AT08736126T
Other languages
English (en)
Inventor
Verner Falkenberg
Soren Syrensen
Original Assignee
Alert Metalguard Aps
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 Alert Metalguard Aps filed Critical Alert Metalguard Aps
Application granted granted Critical
Publication of ATE539423T1 publication Critical patent/ATE539423T1/de

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL 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
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
    • G08B29/02—Monitoring continuously signalling or alarm systems
    • G08B29/04—Monitoring of the detection circuits
    • G08B29/046—Monitoring of the detection circuits prevention of tampering with detection circuits

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Electromagnetism (AREA)
  • Burglar Alarm Systems (AREA)
AT08736126T 2007-04-13 2008-04-11 Verfahren, einrichtung und system zur verhinderung von falschalarmen in einem diebstahlverhinderungssystem ATE539423T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DKPA200700543 2007-04-13
PCT/EP2008/054414 WO2008125621A1 (en) 2007-04-13 2008-04-11 A method, a device and a system for preventing false alarms in a theft-preventing system

Publications (1)

Publication Number Publication Date
ATE539423T1 true ATE539423T1 (de) 2012-01-15

Family

ID=39619260

Family Applications (1)

Application Number Title Priority Date Filing Date
AT08736126T ATE539423T1 (de) 2007-04-13 2008-04-11 Verfahren, einrichtung und system zur verhinderung von falschalarmen in einem diebstahlverhinderungssystem

Country Status (5)

Country Link
US (1) US8754771B2 (de)
EP (1) EP2156419B1 (de)
AT (1) ATE539423T1 (de)
ES (1) ES2384856T3 (de)
WO (1) WO2008125621A1 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7961096B2 (en) * 2009-01-13 2011-06-14 Sensormatic Electronics Corporation System and method for detection of EAS marker shielding
CA2768308A1 (en) * 2009-06-15 2010-12-23 Adel Odeh Sayegh Article surveillance system
WO2011044915A1 (en) 2009-10-16 2011-04-21 Alert Metalguard Aps An electronic anti-theft protection system
US8477032B2 (en) * 2009-11-10 2013-07-02 Tyco Fire & Security Gmbh System and method using proximity detection for reducing cart alarms and increasing sensitivity in an EAS system with metal shielding detection
US8816854B2 (en) 2009-11-10 2014-08-26 Tyco Fire & Security Gmbh System and method for reducing cart alarms and increasing sensitivity in an EAS system with metal shielding detection
US8659428B2 (en) * 2010-03-03 2014-02-25 Tyco Fire & Security Gmbh Method and system for reducing effect of interference in integrated metal detection/electronic article surveillance systems
US8264353B2 (en) * 2010-05-06 2012-09-11 Sensormatic Electronics, LLC Method and system for sliding door pattern cancellation in metal detection
US8576045B2 (en) 2010-10-15 2013-11-05 Tyco Fire & Security Gmbh Synchronization of electronic article surveillance systems having metal detection
KR101246693B1 (ko) * 2011-03-23 2013-03-21 주식회사 한림포스텍 무선 전력 수신 장치 및 그 전력 제어 방법
US8115623B1 (en) 2011-03-28 2012-02-14 Robert M Green Method and system for hand basket theft detection
US8094026B1 (en) 2011-05-02 2012-01-10 Robert M Green Organized retail crime detection security system and method
EP2805315B8 (de) * 2012-01-19 2019-01-16 Sensormatic Electronics, LLC Verfahren und system zur adaptiven unterdrückung von schiebetürmustern bei der metalldetektion
EP3491629B1 (de) 2016-07-26 2020-05-20 Alert Systems ApS Verfahren, vorrichtung und system zur detektion von metallobjekten in einem detektionsbereich
EP3491630B1 (de) * 2016-07-26 2020-08-26 Alert Systems ApS System und verfahren für diebstahlschutz
US10061952B2 (en) * 2016-12-20 2018-08-28 Symbol Technologies, Llc Arrangement for, and method of, detecting passage of objects associated with radio frequency (RF) identification (RFID) object tags through a portal
WO2019072716A1 (en) 2017-10-10 2019-04-18 Alert Systems Aps MAGNETIC FIELD DETECTION ANTI-THEFT SYSTEM AND METHOD
US11688258B2 (en) 2019-08-30 2023-06-27 Sensormatic Electronics, LLC Radio frequency identification (RFID) tag location verification using short range communication

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Also Published As

Publication number Publication date
US8754771B2 (en) 2014-06-17
ES2384856T3 (es) 2012-07-13
US20110074581A1 (en) 2011-03-31
WO2008125621A1 (en) 2008-10-23
EP2156419A1 (de) 2010-02-24
EP2156419B1 (de) 2011-12-28

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