HK1157485A1 - Method and system to negate interference from adjacent transmitters in an electronic article surveillance system - Google Patents

Method and system to negate interference from adjacent transmitters in an electronic article surveillance system

Info

Publication number
HK1157485A1
HK1157485A1 HK11111574.8A HK11111574A HK1157485A1 HK 1157485 A1 HK1157485 A1 HK 1157485A1 HK 11111574 A HK11111574 A HK 11111574A HK 1157485 A1 HK1157485 A1 HK 1157485A1
Authority
HK
Hong Kong
Prior art keywords
electronic article
article surveillance
adjacent transmitters
negate
interference
Prior art date
Application number
HK11111574.8A
Other languages
English (en)
Inventor
Manuel A A Soto
Brent Franklin Balch
Adam S Bergman
Original Assignee
Sensormatic Electronics Llc
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 Sensormatic Electronics Llc filed Critical Sensormatic Electronics Llc
Publication of HK1157485A1 publication Critical patent/HK1157485A1/xx

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
    • G08B13/2465—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)
  • Burglar Alarm Systems (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
HK11111574.8A 2008-05-22 2011-11-03 Method and system to negate interference from adjacent transmitters in an electronic article surveillance system HK1157485A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12878708P 2008-05-22 2008-05-22
PCT/US2009/002554 WO2009142688A1 (en) 2008-05-22 2009-04-24 Method and system to negate interference from adjacent transmitters in an electronic article surveillance system

Publications (1)

Publication Number Publication Date
HK1157485A1 true HK1157485A1 (en) 2012-06-29

Family

ID=40852412

Family Applications (1)

Application Number Title Priority Date Filing Date
HK11111574.8A HK1157485A1 (en) 2008-05-22 2011-11-03 Method and system to negate interference from adjacent transmitters in an electronic article surveillance system

Country Status (12)

Country Link
US (1) US8106777B2 (xx)
EP (1) EP2277153B1 (xx)
JP (1) JP5397821B2 (xx)
CN (1) CN102037500B (xx)
AR (1) AR071886A1 (xx)
AT (1) ATE543170T1 (xx)
AU (1) AU2009249638A1 (xx)
BR (1) BRPI0911449A2 (xx)
CA (1) CA2724456C (xx)
ES (1) ES2381326T3 (xx)
HK (1) HK1157485A1 (xx)
WO (1) WO2009142688A1 (xx)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110304437A1 (en) * 2010-06-09 2011-12-15 Plus Location Systems USA LLC Antenna and Sensor System for Sharply Defined Active Sensing Zones
US20130155967A1 (en) * 2011-12-15 2013-06-20 Samsung Electronics Co., Ltd. Wireless communication system with interference provisioning and method of operation thereof
US9166732B2 (en) * 2012-04-19 2015-10-20 At&T Mobility Ii Llc Facilitation of security employing a femto cell access point
US10121362B1 (en) * 2017-08-15 2018-11-06 Tyco Fire & Security Gmbh Networked electronic article surveillance systems with synchronized tracking
US10955541B2 (en) * 2017-08-29 2021-03-23 Veoneer Us, Inc. Apparatus and method for RF interference avoidance in an automotive detection system

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5950110A (en) * 1997-08-06 1999-09-07 Interactive Techanologies, Inc. Jamming detection in a wireless security system
US6201469B1 (en) * 1999-02-12 2001-03-13 Sensormatic Electronics Corporation Wireless synchronization of pulsed magnetic EAS systems
US6566997B1 (en) * 1999-12-03 2003-05-20 Hid Corporation Interference control method for RFID systems
US6600418B2 (en) * 2000-12-12 2003-07-29 3M Innovative Properties Company Object tracking and management system and method using radio-frequency identification tags
BR0207122A (pt) * 2001-02-08 2004-02-10 Sensormatic Electronics Corp Sincronização sem fio automática de sistemas de vigilância de artigos eletrônicos
US6750768B2 (en) * 2002-04-15 2004-06-15 Wg Security Products, Inc. EAS system employing pseudorandom coding system and method
US6970070B2 (en) * 2003-05-08 2005-11-29 Rsa Security Inc. Method and apparatus for selective blocking of radio frequency identification devices
US7202784B1 (en) * 2004-06-16 2007-04-10 Ncr Corporation Anti-jamming detector for radio frequency identification systems
JP2008097459A (ja) * 2006-10-13 2008-04-24 Takaya Corp 電子物品監視装置

Also Published As

Publication number Publication date
US20090289770A1 (en) 2009-11-26
WO2009142688A1 (en) 2009-11-26
BRPI0911449A2 (pt) 2018-03-20
AR071886A1 (es) 2010-07-21
EP2277153A1 (en) 2011-01-26
JP2011521378A (ja) 2011-07-21
JP5397821B2 (ja) 2014-01-22
ATE543170T1 (de) 2012-02-15
CA2724456C (en) 2016-07-12
US8106777B2 (en) 2012-01-31
ES2381326T3 (es) 2012-05-25
CA2724456A1 (en) 2009-11-26
CN102037500A (zh) 2011-04-27
CN102037500B (zh) 2013-06-19
AU2009249638A1 (en) 2009-11-26
EP2277153B1 (en) 2012-01-25

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20220422