HK1104106A1 - Deactivator using resonant recharge - Google Patents

Deactivator using resonant recharge

Info

Publication number
HK1104106A1
HK1104106A1 HK07108216.4A HK07108216A HK1104106A1 HK 1104106 A1 HK1104106 A1 HK 1104106A1 HK 07108216 A HK07108216 A HK 07108216A HK 1104106 A1 HK1104106 A1 HK 1104106A1
Authority
HK
Hong Kong
Prior art keywords
deactivator
resonant recharge
recharge
resonant
Prior art date
Application number
HK07108216.4A
Other languages
English (en)
Inventor
Stewart E Hall
Douglas A Drew
Original Assignee
Sensormatic Electronics Corp
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 Corp filed Critical Sensormatic Electronics Corp
Publication of HK1104106A1 publication Critical patent/HK1104106A1/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
    • G08B13/2405—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
    • G08B13/2411—Tag deactivation

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Computer Security & Cryptography (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
  • Near-Field Transmission Systems (AREA)
  • Burglar Alarm Systems (AREA)
HK07108216.4A 2004-06-10 2007-07-27 Deactivator using resonant recharge HK1104106A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/865,020 US7106200B2 (en) 2004-06-10 2004-06-10 Deactivator using resonant recharge
PCT/US2005/019946 WO2005124715A2 (en) 2004-06-10 2005-06-07 Deactivator using resonant recharge

Publications (1)

Publication Number Publication Date
HK1104106A1 true HK1104106A1 (en) 2008-01-04

Family

ID=35459948

Family Applications (1)

Application Number Title Priority Date Filing Date
HK07108216.4A HK1104106A1 (en) 2004-06-10 2007-07-27 Deactivator using resonant recharge

Country Status (7)

Country Link
US (1) US7106200B2 (xx)
EP (1) EP1766593A4 (xx)
JP (1) JP2008507249A (xx)
CN (1) CN100481141C (xx)
CA (1) CA2567031C (xx)
HK (1) HK1104106A1 (xx)
WO (1) WO2005124715A2 (xx)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7352084B2 (en) * 2004-08-11 2008-04-01 Sensormatic Electronics Corporation Deactivator using inductive charging
US20070109819A1 (en) * 2005-11-17 2007-05-17 Powell George L Modulated tuned L/C transmitter circuits
US20080297349A1 (en) * 2007-05-30 2008-12-04 Sensormatic Electronics Corporation Electronic eas tag detection and method
US7852197B2 (en) * 2007-06-08 2010-12-14 Sensomatic Electronics, LLC System and method for inhibiting detection of deactivated labels using detection filters having an adaptive threshold
JP5248201B2 (ja) * 2007-12-27 2013-07-31 エレクトロンスプリング株式会社 鉛蓄電池を再生させるための装置及び方法
KR101539237B1 (ko) * 2009-01-20 2015-07-27 삼성전자주식회사 배터리 로딩 검출장치 및 검출방법
GB2500134B (en) * 2009-12-08 2014-02-12 Redcliffe Magtronics Ltd Hand-held tag detector
US8648721B2 (en) * 2010-08-09 2014-02-11 Tyco Fire & Security Gmbh Security tag with integrated EAS and energy harvesting magnetic element
US10964183B2 (en) * 2018-04-03 2021-03-30 Sensormatic Electronics, LLC Systems and methods for deactivation frequency reduction using a transformer
CN110460232B (zh) * 2019-07-03 2020-06-26 西北核技术研究院 一种具有隔离模块的直流电源
US20210091826A1 (en) * 2019-09-19 2021-03-25 Sensormatic Electronics, LLC Self-detaching anti-theft device using direct and harvested resonant energy
CN111181229B (zh) * 2020-03-19 2021-08-10 华中科技大学 一种平顶磁场发生装置及方法
CH718185A1 (de) * 2020-12-17 2022-06-30 Maurer Albert Elektronische Schaltvorrichtung und Verfahren zum Entmagnetisieren von ferromagnetischem Material.

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4621299A (en) * 1982-11-05 1986-11-04 General Kinetics Inc. High energy degausser
JP3457460B2 (ja) * 1996-03-19 2003-10-20 松下電器産業株式会社 直流消磁回路
US5781111A (en) * 1996-09-26 1998-07-14 Sensormatic Electronics Corporation Apparatus for deactivation of electronic article surveillance tags
US6111507A (en) * 1997-02-03 2000-08-29 Sensormatic Electronics Corporation Energizing circuit for EAS marker deactivation device
US6181249B1 (en) * 1999-01-07 2001-01-30 Sensormatic Electronics Corporation Coil driving circuit for EAS marker deactivation device
US6169483B1 (en) * 1999-05-04 2001-01-02 Sensormatic Electronics Corporation Self-checkout/self-check-in RFID and electronics article surveillance system
US6645314B1 (en) * 2000-10-02 2003-11-11 Vacuumschmelze Gmbh Amorphous alloys for magneto-acoustic markers in electronic article surveillance having reduced, low or zero co-content and method of annealing the same
US6700489B1 (en) * 2000-11-27 2004-03-02 Sensormatic Electronics Corporation Handheld cordless deactivator for electronic article surveillance tags

Also Published As

Publication number Publication date
EP1766593A2 (en) 2007-03-28
CA2567031C (en) 2010-08-03
CN1965336A (zh) 2007-05-16
JP2008507249A (ja) 2008-03-06
US20050275507A1 (en) 2005-12-15
EP1766593A4 (en) 2009-04-29
CA2567031A1 (en) 2005-12-29
WO2005124715A2 (en) 2005-12-29
CN100481141C (zh) 2009-04-22
WO2005124715A3 (en) 2006-03-30
US7106200B2 (en) 2006-09-12

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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: 20130607