DE451812T1 - Verfahren und einrichtung zur herstellung und nutzung von magnetischen warensicherungsetiketten. - Google Patents

Verfahren und einrichtung zur herstellung und nutzung von magnetischen warensicherungsetiketten.

Info

Publication number
DE451812T1
DE451812T1 DE199191105680T DE91105680T DE451812T1 DE 451812 T1 DE451812 T1 DE 451812T1 DE 199191105680 T DE199191105680 T DE 199191105680T DE 91105680 T DE91105680 T DE 91105680T DE 451812 T1 DE451812 T1 DE 451812T1
Authority
DE
Germany
Prior art keywords
production
security labels
magnetic security
magnetic
labels
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.)
Pending
Application number
DE199191105680T
Other languages
English (en)
Inventor
Peter Yongxin Ronkonkoma New York 11779 Us Zhou
Kyung-Ho Lattingtown New York 11560 Us Shin
Thomas Patrick Hicksville New York 11801 Us Solaski
Jeffrey Ronkonkoma New York 11779 Us Teague
Michael Nelson Hewlett New York 11557 Us Cooper
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.)
Knogo Corp
Original Assignee
Knogo 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 Knogo Corp filed Critical Knogo Corp
Publication of DE451812T1 publication Critical patent/DE451812T1/de
Pending legal-status Critical Current

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
    • 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
    • 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
    • G08B13/2428—Tag details
    • G08B13/2437—Tag layered structure, processes for making layered tags
    • 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
    • G08B13/2428—Tag details
    • G08B13/2437—Tag layered structure, processes for making layered tags
    • G08B13/244—Tag manufacturing, e.g. continuous manufacturing processes
    • 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
    • G08B13/2428—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
    • 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
    • G08B13/2468—Antenna in system and the related signal processing
    • G08B13/2471—Antenna signal processing by receiver or emitter
    • 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
    • G08B13/2468—Antenna in system and the related signal processing
    • G08B13/2474—Antenna or antenna activator geometry, arrangement or layout
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
    • H01F1/147—Alloys characterised by their composition
    • H01F1/153—Amorphous metallic alloys, e.g. glassy metals
    • H01F1/15316—Amorphous metallic alloys, e.g. glassy metals based on Co
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
    • H01F1/147—Alloys characterised by their composition
    • H01F1/153—Amorphous metallic alloys, e.g. glassy metals
    • H01F1/15341—Preparation processes therefor
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/0009—Antiferromagnetic materials, i.e. materials exhibiting a Néel transition temperature
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/90—Magnetic feature

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Automation & Control Theory (AREA)
  • Computer Security & Cryptography (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Dispersion Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Burglar Alarm Systems (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Thin Magnetic Films (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
DE199191105680T 1990-04-10 1991-04-10 Verfahren und einrichtung zur herstellung und nutzung von magnetischen warensicherungsetiketten. Pending DE451812T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/506,775 US5029291A (en) 1990-04-10 1990-04-10 Electromagnetic sensor element and methods and apparatus for making and using same

Publications (1)

Publication Number Publication Date
DE451812T1 true DE451812T1 (de) 1992-04-09

Family

ID=24015965

Family Applications (4)

Application Number Title Priority Date Filing Date
DE199191105680T Pending DE451812T1 (de) 1990-04-10 1991-04-10 Verfahren und einrichtung zur herstellung und nutzung von magnetischen warensicherungsetiketten.
DE69121621T Expired - Fee Related DE69121621T2 (de) 1990-04-10 1991-04-10 Warensicherungsetikett und Verfahren zur Herstellung desselben
DE69132747T Expired - Lifetime DE69132747D1 (de) 1990-04-10 1991-04-10 Nutzung von magnetischen Warensicherungsetiketten
DE69132295T Expired - Lifetime DE69132295D1 (de) 1990-04-10 1991-04-10 Verfahren und Einrichtung zur Herstellung und Nutzung von magnetischen Warensicherungsetiketten

Family Applications After (3)

Application Number Title Priority Date Filing Date
DE69121621T Expired - Fee Related DE69121621T2 (de) 1990-04-10 1991-04-10 Warensicherungsetikett und Verfahren zur Herstellung desselben
DE69132747T Expired - Lifetime DE69132747D1 (de) 1990-04-10 1991-04-10 Nutzung von magnetischen Warensicherungsetiketten
DE69132295T Expired - Lifetime DE69132295D1 (de) 1990-04-10 1991-04-10 Verfahren und Einrichtung zur Herstellung und Nutzung von magnetischen Warensicherungsetiketten

Country Status (6)

Country Link
US (1) US5029291A (de)
EP (3) EP0701235B1 (de)
JP (1) JPH04225504A (de)
BR (1) BR9101430A (de)
CA (1) CA2039989C (de)
DE (4) DE451812T1 (de)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5146204A (en) * 1990-03-13 1992-09-08 Knogo Corporation Theft detection apparatus and flattened wire target and method of making same
US5304983A (en) * 1991-12-04 1994-04-19 Knogo Corporation Multiple pulse responder and detection system and method of making and using same
US5313192A (en) * 1992-07-02 1994-05-17 Sensormatic Electronics Corp. Deactivatable/reactivatable magnetic marker having a step change in magnetic flux
US5410296A (en) * 1992-10-06 1995-04-25 Minnesota Mining And Manufacturing Company Magnetic tag deactivator for pre-existing check-out counters
US5376923A (en) * 1992-12-14 1994-12-27 Minnesota Mining And Manufacturing Company On the counter deactivator
NL9300283A (nl) * 1993-02-12 1994-09-01 Kema Nv Zegelsysteem voor een object, en een zegel daarvoor.
US5428346A (en) * 1993-05-28 1995-06-27 Sealed Air Corporation Theft alarm activating absorbent pad
US5401584A (en) * 1993-09-10 1995-03-28 Knogo Corporation Surveillance marker and method of making same
AU6016994A (en) * 1993-12-30 1995-07-17 Sensormatic Electronics Corporation Article detection in a limited interrogation zone
GB9404775D0 (en) 1994-03-11 1994-04-27 Payne P P Ltd Improvements in or relating to article tagging
US5532598A (en) * 1994-05-25 1996-07-02 Westinghouse Electric Corporation Amorphous metal tagging system for underground structures including elongated particles of amorphous metal embedded in nonmagnetic and nonconductive material
US5602527A (en) * 1995-02-23 1997-02-11 Dainippon Ink & Chemicals Incorporated Magnetic marker for use in identification systems and an indentification system using such magnetic marker
KR0163822B1 (ko) * 1995-05-17 1999-03-20 김은영 도난 방지기용 자기 센서 및 시스템
US5541577A (en) * 1995-05-26 1996-07-30 Consolidated Graphic Materials, Inc. Electromagnetic asset protection system
US5800635A (en) * 1995-06-15 1998-09-01 Alliedsignal Inc. Method of achieving a controlled step change in the magnetization loop of amorphous alloys
US5602528A (en) * 1995-06-20 1997-02-11 Marian Rubber Products Company, Inc. Theft detection marker and method
US5847650A (en) * 1996-10-04 1998-12-08 Knogo North America Inc. Theft resistant circuit assembly
US5801630A (en) * 1996-11-08 1998-09-01 Sensormatic Electronics Corporation Article surveillance magnetic marker having an hysteresis loop with large barkhausen discontinuities at a low field threshold level
US5990791A (en) * 1997-10-22 1999-11-23 William B. Spargur Anti-theft detection system
US6169481B1 (en) * 1999-04-12 2001-01-02 Rockwell Technologies, Llc Low cost material suitable for remote sensing
GB9918657D0 (en) * 1999-08-06 1999-10-13 Flying Null Ltd Coded label information extraction method
US6447294B1 (en) * 1999-12-13 2002-09-10 William Raymond Price Locator for lost dentures
US6472987B1 (en) 2000-07-14 2002-10-29 Massachusetts Institute Of Technology Wireless monitoring and identification using spatially inhomogeneous structures
US7389918B2 (en) * 2001-10-23 2008-06-24 Ncr Corporation Automatic electronic article surveillance for self-checkout
US6681989B2 (en) * 2002-01-15 2004-01-27 International Business Machines Corporation Inventory control and point-of-sale system and method
US6998835B1 (en) 2002-11-20 2006-02-14 The United States Of America As Represented By The Secretary Of The Navy Electromagnetic sensor system and method

Family Cites Families (16)

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Publication number Priority date Publication date Assignee Title
US2988466A (en) * 1957-11-29 1961-06-13 Gen Electric Magnetic material
DE2365178C2 (de) * 1973-12-29 1982-07-01 Basf Ag, 6700 Ludwigshafen Verfahren zur Herstellung von magnetischen Materialien mit Austauschanisotropieverhalten
US4326198A (en) * 1976-08-18 1982-04-20 Knogo Corporation Method and apparatus for the promotion of selected harmonic response signals in an article detection system
US4384281A (en) * 1980-10-31 1983-05-17 Knogo Corporation Theft detection apparatus using saturable magnetic targets
DE3265257D1 (en) * 1981-11-02 1985-09-12 Allied Corp Amorphous antipilferage marker
US4623877A (en) * 1983-06-30 1986-11-18 Knogo Corporation Method and apparatus for detection of targets in an interrogation zone
US4686516A (en) * 1984-11-26 1987-08-11 Sensormatic Electronics Corporation Method, system and apparatus for use in article surveillance
US4660025A (en) * 1984-11-26 1987-04-21 Sensormatic Electronics Corporation Article surveillance magnetic marker having an hysteresis loop with large Barkhausen discontinuities
JPH079057B2 (ja) * 1985-04-26 1995-02-01 株式会社東芝 非晶質合金磁心の製造方法
US4682154A (en) * 1986-02-12 1987-07-21 E.A.S. Technologies, Inc. Label for use in anti-theft surveillance system
US4800457A (en) * 1987-09-29 1989-01-24 Carnegie-Mellon University Magnetoresistive sensor element
US4980670A (en) * 1987-11-04 1990-12-25 Sensormatic Electronics Corporation Deactivatable E.A.S. marker having a step change in magnetic flux
JP2713711B2 (ja) * 1987-11-17 1998-02-16 日立金属株式会社 防犯センサ用マーカ
US4809109A (en) * 1988-03-25 1989-02-28 International Business Machines Corporation Magnetoresistive read transducer and method for making the improved transducer
DE3824075A1 (de) * 1988-07-15 1990-01-18 Vacuumschmelze Gmbh Verbundkoerper zur erzeugung von spannungsimpulsen
FR2648942B1 (fr) * 1989-06-27 1995-08-11 Thomson Csf Capteur a effet magnetoresistif

Also Published As

Publication number Publication date
DE69132295D1 (de) 2000-08-10
EP0696786B1 (de) 2000-07-05
EP0696786A3 (de) 1996-11-06
EP0451812B1 (de) 1996-08-28
JPH04225504A (ja) 1992-08-14
DE69121621T2 (de) 1997-04-03
DE69132747D1 (de) 2001-10-31
CA2039989A1 (en) 1991-10-11
BR9101430A (pt) 1991-11-26
EP0701235A2 (de) 1996-03-13
EP0701235A3 (de) 1996-11-13
EP0696786A2 (de) 1996-02-14
US5029291A (en) 1991-07-02
EP0451812A3 (en) 1991-12-18
CA2039989C (en) 1994-11-08
EP0451812A2 (de) 1991-10-16
EP0701235B1 (de) 2001-09-26
DE69121621D1 (de) 1996-10-02

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