JP3678800B2 - 電子物品監視タグを不活性化する装置 - Google Patents

電子物品監視タグを不活性化する装置 Download PDF

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Publication number
JP3678800B2
JP3678800B2 JP17144095A JP17144095A JP3678800B2 JP 3678800 B2 JP3678800 B2 JP 3678800B2 JP 17144095 A JP17144095 A JP 17144095A JP 17144095 A JP17144095 A JP 17144095A JP 3678800 B2 JP3678800 B2 JP 3678800B2
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JP
Japan
Prior art keywords
housing
coil
magnetizable
magnetizable layer
shield
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
JP17144095A
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English (en)
Japanese (ja)
Other versions
JPH08191013A (ja
Inventor
ジョーグ・ダブリュー・ズシィーン
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 Corp
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 JPH08191013A publication Critical patent/JPH08191013A/ja
Application granted granted Critical
Publication of JP3678800B2 publication Critical patent/JP3678800B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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

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  • 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)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
JP17144095A 1994-08-30 1995-06-14 電子物品監視タグを不活性化する装置 Expired - Fee Related JP3678800B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US29841394A 1994-08-30 1994-08-30
US08/298,413 1994-08-30

Publications (2)

Publication Number Publication Date
JPH08191013A JPH08191013A (ja) 1996-07-23
JP3678800B2 true JP3678800B2 (ja) 2005-08-03

Family

ID=23150407

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17144095A Expired - Fee Related JP3678800B2 (ja) 1994-08-30 1995-06-14 電子物品監視タグを不活性化する装置

Country Status (5)

Country Link
EP (1) EP0703552B1 (fr)
JP (1) JP3678800B2 (fr)
BR (1) BR9503831A (fr)
CA (1) CA2148749A1 (fr)
DE (1) DE69500800T2 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6154135A (en) * 1996-09-26 2000-11-28 Sensormatic Electronics Corporation Apparatus for capturing data and deactivating electronic article surveillance tags
US5990794A (en) * 1996-09-26 1999-11-23 Sensormatic Electronics Corporation Apparatus for data communication and deactivation of electronic article surveillance tags
US6084514A (en) * 1996-09-26 2000-07-04 Sensormatic Electronics Corporation Apparatus for deactivation of electronic article surveillance tags
US5705986A (en) * 1996-09-26 1998-01-06 Sensormatic Electronic Corporation Method of and apparatus for automatic deactivation of electronic article surveillance tags
US6339839B1 (en) 1998-11-12 2002-01-15 International Business Machines Corporation Enabling multiple code generators in a translator-based embedded scripting system
US20030146838A1 (en) * 2000-03-17 2003-08-07 Jones David G Rhys Activation and deactivation of magnetic components
US6486782B1 (en) * 2000-07-07 2002-11-26 3M Innovative Properties Device for changing the status of dual status magnetic electronic article surveillance markers
US6778087B2 (en) 2001-06-15 2004-08-17 3M Innovative Properties Company Dual axis magnetic field EAS device

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE8527385U1 (de) 1985-09-25 1987-01-29 Lucas Industries P.L.C., Birmingham, West Midlands Trommelbremse mit geringer Empfindlichkeit
US4769631A (en) * 1986-06-30 1988-09-06 Sensormatic Electronics Corporation Method, system and apparatus for magnetic surveillance of articles
US5341125A (en) * 1992-01-15 1994-08-23 Sensormatic Electronics Corporation Deactivating device for deactivating EAS dual status magnetic tags

Also Published As

Publication number Publication date
CA2148749A1 (fr) 1996-03-01
DE69500800T2 (de) 1998-01-29
JPH08191013A (ja) 1996-07-23
DE69500800D1 (de) 1997-11-06
EP0703552B1 (fr) 1997-10-01
EP0703552A1 (fr) 1996-03-27
BR9503831A (pt) 1996-09-10

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