ATE225549T1 - Sicherungsvorrichtung mit weichmagnetischer dünnschicht - Google Patents

Sicherungsvorrichtung mit weichmagnetischer dünnschicht

Info

Publication number
ATE225549T1
ATE225549T1 AT99936527T AT99936527T ATE225549T1 AT E225549 T1 ATE225549 T1 AT E225549T1 AT 99936527 T AT99936527 T AT 99936527T AT 99936527 T AT99936527 T AT 99936527T AT E225549 T1 ATE225549 T1 AT E225549T1
Authority
AT
Austria
Prior art keywords
thin film
magnetic thin
safety device
soft magnetic
ranging
Prior art date
Application number
AT99936527T
Other languages
English (en)
Inventor
Lintelo Johannes Te
Original Assignee
Bekaert Sa Nv
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 Bekaert Sa Nv filed Critical Bekaert Sa Nv
Application granted granted Critical
Publication of ATE225549T1 publication Critical patent/ATE225549T1/de

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
    • G08B13/2405—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
    • 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
    • G08B13/2428—Tag details
    • G08B13/2437—Tag layered structure, processes for making layered tags
    • 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
    • G08B13/2428—Tag details
    • G08B13/2437—Tag layered structure, processes for making layered tags
    • G08B13/2442—Tag materials and material properties thereof, e.g. magnetic material details
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F10/00—Thin magnetic films, e.g. of one-domain structure
    • H01F10/08—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers
    • H01F10/10—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition
    • H01F10/12—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition being metals or alloys
    • H01F10/13—Amorphous metallic alloys, e.g. glassy metals
    • H01F10/132—Amorphous metallic alloys, e.g. glassy metals containing cobalt
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F10/00—Thin magnetic films, e.g. of one-domain structure
    • H01F10/26—Thin magnetic films, e.g. of one-domain structure characterised by the substrate or intermediate layers
    • H01F10/265—Magnetic multilayers non exchange-coupled

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Computer Security & Cryptography (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • Thin Magnetic Films (AREA)
  • Magnetic Heads (AREA)
  • Soft Magnetic Materials (AREA)
  • Burglar Alarm Systems (AREA)
AT99936527T 1998-07-20 1999-07-12 Sicherungsvorrichtung mit weichmagnetischer dünnschicht ATE225549T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP98202418 1998-07-20
PCT/EP1999/004942 WO2000005693A2 (en) 1998-07-20 1999-07-12 Security device comprising soft magnetic thin film

Publications (1)

Publication Number Publication Date
ATE225549T1 true ATE225549T1 (de) 2002-10-15

Family

ID=8233948

Family Applications (1)

Application Number Title Priority Date Filing Date
AT99936527T ATE225549T1 (de) 1998-07-20 1999-07-12 Sicherungsvorrichtung mit weichmagnetischer dünnschicht

Country Status (5)

Country Link
EP (1) EP1145204B1 (de)
AT (1) ATE225549T1 (de)
AU (1) AU5159399A (de)
DE (1) DE69903352T2 (de)
WO (1) WO2000005693A2 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6024749A (en) * 1997-10-27 2000-02-15 Shturman Cardiology Systems, Inc. Rotational atherectomy device with improved exchangeable drive shaft cartridge
DE10339559B4 (de) * 2003-08-26 2006-03-02 W.C. Heraeus Gmbh Verfahren zur Lagebestimmung von Bauelementträgern
CN101393794B (zh) 2007-09-20 2010-12-08 中国印钞造币总公司 磁性编码薄膜材料及其制备方法
CN101391557B (zh) * 2007-09-20 2011-10-12 中国印钞造币总公司 一种防伪功能薄膜及包含该薄膜的防伪物

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0622170B2 (ja) * 1983-12-16 1994-03-23 株式会社日立製作所 磁気ヘッド
DE3880202T2 (de) * 1987-06-08 1993-08-05 Esselte Meto Int Gmbh Magnetische vorrichtungen.

Also Published As

Publication number Publication date
WO2000005693A3 (en) 2002-02-07
DE69903352T2 (de) 2003-07-10
WO2000005693A2 (en) 2000-02-03
EP1145204B1 (de) 2002-10-02
AU5159399A (en) 2000-02-14
EP1145204A2 (de) 2001-10-17
DE69903352D1 (de) 2002-11-07

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties