BRPI0911449A2 - método e sistema para anular interferência de transmissores adjacentes em um sistema de vigilância eletrônica de artigo - Google Patents

método e sistema para anular interferência de transmissores adjacentes em um sistema de vigilância eletrônica de artigo

Info

Publication number
BRPI0911449A2
BRPI0911449A2 BRPI0911449A BRPI0911449A BRPI0911449A2 BR PI0911449 A2 BRPI0911449 A2 BR PI0911449A2 BR PI0911449 A BRPI0911449 A BR PI0911449A BR PI0911449 A BRPI0911449 A BR PI0911449A BR PI0911449 A2 BRPI0911449 A2 BR PI0911449A2
Authority
BR
Brazil
Prior art keywords
overriding
interference
electronic article
article surveillance
adjacent transmitters
Prior art date
Application number
BRPI0911449A
Other languages
English (en)
Inventor
S Bergaman Adam
Franklin Balch Brent
A Soto Manuel
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 BRPI0911449A2 publication Critical patent/BRPI0911449A2/pt

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)
BRPI0911449A 2008-05-22 2009-04-24 método e sistema para anular interferência de transmissores adjacentes em um sistema de vigilância eletrônica de artigo BRPI0911449A2 (pt)

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
BRPI0911449A2 true BRPI0911449A2 (pt) 2018-03-20

Family

ID=40852412

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0911449A BRPI0911449A2 (pt) 2008-05-22 2009-04-24 método e sistema para anular interferência de transmissores adjacentes em um sistema de vigilância eletrônica de artigo

Country Status (12)

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

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
HK1157485A1 (en) 2012-06-29
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
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]

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