CA2668543C - Electronic article surveillance system synchronization using global positioning satellite signal - Google Patents

Electronic article surveillance system synchronization using global positioning satellite signal Download PDF

Info

Publication number
CA2668543C
CA2668543C CA2668543A CA2668543A CA2668543C CA 2668543 C CA2668543 C CA 2668543C CA 2668543 A CA2668543 A CA 2668543A CA 2668543 A CA2668543 A CA 2668543A CA 2668543 C CA2668543 C CA 2668543C
Authority
CA
Canada
Prior art keywords
synchronization
master
signal
eas
units
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
CA2668543A
Other languages
English (en)
French (fr)
Other versions
CA2668543A1 (en
Inventor
Jeffrey T. Oakes
Thomas J. Frederick
Gerry Aguirre
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 LLC
Original Assignee
Tyco Fire and Security GmbH
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 Tyco Fire and Security GmbH filed Critical Tyco Fire and Security GmbH
Publication of CA2668543A1 publication Critical patent/CA2668543A1/en
Application granted granted Critical
Publication of CA2668543C publication Critical patent/CA2668543C/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Computer Security & Cryptography (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
  • Burglar Alarm Systems (AREA)
  • Radio Relay Systems (AREA)
CA2668543A 2006-11-07 2007-11-07 Electronic article surveillance system synchronization using global positioning satellite signal Expired - Fee Related CA2668543C (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US85737406P 2006-11-07 2006-11-07
US60/857,374 2006-11-07
US11/729,372 2007-03-28
US11/729,372 US20080107219A1 (en) 2006-11-07 2007-03-28 Electronic articles surveillance system synchronization using global positioning satellite signal
PCT/US2007/023567 WO2008057591A2 (en) 2006-11-07 2007-11-07 Electronic article surveillance system synchronization using global positioning satellite signal

Publications (2)

Publication Number Publication Date
CA2668543A1 CA2668543A1 (en) 2008-05-15
CA2668543C true CA2668543C (en) 2017-04-18

Family

ID=39359728

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2668543A Expired - Fee Related CA2668543C (en) 2006-11-07 2007-11-07 Electronic article surveillance system synchronization using global positioning satellite signal

Country Status (8)

Country Link
US (1) US20080107219A1 (https=)
EP (1) EP2080176B1 (https=)
JP (1) JP2010509676A (https=)
CN (1) CN103646487A (https=)
AU (1) AU2007317800A1 (https=)
CA (1) CA2668543C (https=)
ES (1) ES2438290T3 (https=)
WO (1) WO2008057591A2 (https=)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9332515B2 (en) 2007-06-18 2016-05-03 Texas Instruments Incorporated Mapping schemes for secondary synchronization signal scrambling
US20100148932A1 (en) * 2008-12-17 2010-06-17 Sensormatic Electronics Corporation Wireless electronic article surveillance synchronization system and method with data transfer
AU2014236224B2 (en) 2013-03-14 2016-11-03 Sensormatic Electronics Llc Mobile EAS deactivator
US9251680B2 (en) 2014-02-24 2016-02-02 Tyco Fire & Security Gmbh Pulse transmission synchronization
CN110189493A (zh) * 2019-06-28 2019-08-30 南京丰厚电子有限公司 一种基于LoRa的EAS声磁防盗系统
US11233562B1 (en) 2020-12-29 2022-01-25 Hughes Network Systems, Llc Mobile satellite modem for combined geostationary, medium and low earth orbit satellite operation

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4622543A (en) * 1984-03-22 1986-11-11 Anderson Iii Philip M Surveillance system having acoustic magnetomechanical marker
US4675658A (en) * 1985-09-17 1987-06-23 Allied Corporation System including tuned AC magnetic field transmit antenna and untuned AC magnetic field receive antenna
US4658241A (en) * 1985-09-17 1987-04-14 Allied Corporation Surveillance system including transmitter and receiver synchronized by power line zero crossings
US4667185A (en) * 1985-12-06 1987-05-19 Minnesota Mining And Manufacturing Company Wireless synchronization system for electronic article surveillance system
DK161227C (da) * 1986-01-27 1991-11-25 Antonson Security Denmark Aps Apparat til synkronisering af tyveridetektorer
NL8900658A (nl) * 1989-03-17 1990-10-16 Nedap Nv Hoogfrequent winkeldiefstaldetectiesysteem volgens het transmissieprincipe.
US5371490A (en) * 1989-03-22 1994-12-06 Actron Entwicklungs Ag System for electronic safeguarding against burglary using multiple transmitters and receivers
US5023600A (en) * 1990-04-10 1991-06-11 Sensormatic Electronics Corporation Electronic article surveillance system with adaptiveness for synchronization with companion systems
EP0561062A1 (en) * 1992-03-17 1993-09-22 Moisei Samuel Granovsky Method and electromagnetic security system for detection of protected objects in a surveillance zone
US6118378A (en) * 1997-11-28 2000-09-12 Sensormatic Electronics Corporation Pulsed magnetic EAS system incorporating single antenna with independent phasing
US5995002A (en) * 1997-11-28 1999-11-30 Sensormatic Electronics Corporation Line synchronized delays for multiple pulsed EAS systems
US6201469B1 (en) * 1999-02-12 2001-03-13 Sensormatic Electronics Corporation Wireless synchronization of pulsed magnetic EAS systems
AU758059B2 (en) * 1999-05-04 2003-03-13 Two Way Media Limited Interactive applications
US6320507B1 (en) * 2000-04-07 2001-11-20 Sensormatic Electronics Corporation Method for synchronization between systems
CN100566172C (zh) * 2001-02-08 2009-12-02 传感电子公司 用于无线同步电子商品监视系统的方法和装置
US6812843B2 (en) * 2002-03-11 2004-11-02 Sensormatic Electronics Corporation Auto-phasing synchronization for pulsed electronic article surveillance systems
US7616092B2 (en) * 2004-05-11 2009-11-10 Sensormatic Electronics Corporation Wireless transponder for a security system
US7755485B2 (en) * 2005-03-08 2010-07-13 Inpoint Systems, Inc. System and method for electronic article surveillance

Also Published As

Publication number Publication date
JP2010509676A (ja) 2010-03-25
EP2080176B1 (en) 2013-11-06
US20080107219A1 (en) 2008-05-08
CA2668543A1 (en) 2008-05-15
CN103646487A (zh) 2014-03-19
ES2438290T3 (es) 2014-01-16
WO2008057591A3 (en) 2008-11-27
EP2080176A2 (en) 2009-07-22
AU2007317800A1 (en) 2008-05-15
WO2008057591A2 (en) 2008-05-15

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Legal Events

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EEER Examination request

Effective date: 20130208

MKLA Lapsed

Effective date: 20211108