ATE93066T1 - Frequenzteilendes antwortgeraet mit einem amorphen draht zur anwendung in einem system zur anwesenheitsbestimmung. - Google Patents

Frequenzteilendes antwortgeraet mit einem amorphen draht zur anwendung in einem system zur anwesenheitsbestimmung.

Info

Publication number
ATE93066T1
ATE93066T1 AT89303350T AT89303350T ATE93066T1 AT E93066 T1 ATE93066 T1 AT E93066T1 AT 89303350 T AT89303350 T AT 89303350T AT 89303350 T AT89303350 T AT 89303350T AT E93066 T1 ATE93066 T1 AT E93066T1
Authority
AT
Austria
Prior art keywords
wire
frequency
predetermined frequency
electromagnetic radiation
transponder
Prior art date
Application number
AT89303350T
Other languages
English (en)
Inventor
Subrata Dey
Original Assignee
Security Tag Systems Inc
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 Security Tag Systems Inc filed Critical Security Tag Systems Inc
Application granted granted Critical
Publication of ATE93066T1 publication Critical patent/ATE93066T1/de

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
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/74—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
    • G01S13/75—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems using transponders powered from received waves, e.g. using passive transponders, or using passive reflectors
    • G01S13/751—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems using transponders powered from received waves, e.g. using passive transponders, or using passive reflectors wherein the responder or reflector radiates a coded signal
    • G01S13/753—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems using transponders powered from received waves, e.g. using passive transponders, or using passive reflectors wherein the responder or reflector radiates a coded signal using frequency selective elements, e.g. resonator
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Computer Security & Cryptography (AREA)
  • Electromagnetism (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Manufacturing & Machinery (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Soft Magnetic Materials (AREA)
  • Burglar Alarm Systems (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Package Frames And Binding Bands (AREA)
AT89303350T 1988-04-18 1989-04-05 Frequenzteilendes antwortgeraet mit einem amorphen draht zur anwendung in einem system zur anwesenheitsbestimmung. ATE93066T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US18299888A 1988-04-18 1988-04-18
EP89303350A EP0338696B1 (de) 1988-04-18 1989-04-05 Frequenzteilendes Antwortgerät mit einem amorphen Draht zur Anwendung in einem System zur Anwesenheitsbestimmung

Publications (1)

Publication Number Publication Date
ATE93066T1 true ATE93066T1 (de) 1993-08-15

Family

ID=22670978

Family Applications (1)

Application Number Title Priority Date Filing Date
AT89303350T ATE93066T1 (de) 1988-04-18 1989-04-05 Frequenzteilendes antwortgeraet mit einem amorphen draht zur anwendung in einem system zur anwesenheitsbestimmung.

Country Status (7)

Country Link
EP (1) EP0338696B1 (de)
JP (1) JPH01312488A (de)
AT (1) ATE93066T1 (de)
AU (1) AU620085B2 (de)
DE (1) DE68908236T2 (de)
ES (1) ES2041990T3 (de)
NO (1) NO891522L (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE9203479L (sv) * 1992-01-20 1993-07-21 Rso Corp Saett och anordning vid elektronisk identifiering
SE469673B (sv) * 1992-01-20 1993-08-16 Rso Corp Saett och anordning vid beroeringsfri avkaenning av objekt
SE9203258L (sv) * 1992-01-20 1993-07-21 Rso Corp Saett och anordning vid laeges- och vinkelmaetning
US5355120A (en) * 1992-10-09 1994-10-11 Security Tag Systems, Inc. Frequency-dividing-transponder tag
US5880383A (en) * 1994-08-08 1999-03-09 Huff; Richard E. Vibrato assembly and acoustic coupling system for stringed instruments
SE9402943L (sv) * 1994-09-02 1996-03-03 Rso Corp Etikett för märkning och fjärrindikering av föremål
SE506449C2 (sv) * 1996-02-12 1997-12-15 Rso Corp Artikelövervakningssystem
DE69817459T2 (de) * 1997-06-13 2004-03-18 Matsushita Electric Industrial Co. Ltd. Erfassungsgerät für magnetostriktive Resonatoren und Verkehrssystem
DE19908878A1 (de) * 1999-03-01 2000-09-07 Georg Siegel Gmbh Zur Verwertu Identifikationssystem
ITNA20090046A1 (it) * 2009-07-15 2011-01-16 Bolognini Riccardo Sistema di identificazione di capi di tessuto attraverso tag magnetostrittive

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3754226A (en) * 1968-03-22 1973-08-21 Stoplifter Int Inc Conductive-ring ferromagnetic marker and method and system for using same
JPS58219677A (ja) * 1982-06-03 1983-12-21 アイデンテイテツク　コ−ポレ−シヨン 磁気機械的マ−カ−をもつコ−ド化された監視システム
US4553136A (en) * 1983-02-04 1985-11-12 Allied Corporation Amorphous antipilferage marker
US4581524A (en) * 1983-04-26 1986-04-08 Minnesota Mining And Manufacturing Company Flexible ferromagnetic marker for the detection of objects having markers secured thereto
US4686516A (en) * 1984-11-26 1987-08-11 Sensormatic Electronics Corporation Method, system and apparatus for use in article surveillance
US4654641A (en) * 1985-09-13 1987-03-31 Security Tag Systems, Inc. Frequency divider with single resonant circuit and use thereof as a transponder in a presence detection system
US4727360A (en) * 1985-09-13 1988-02-23 Security Tag Systems, Inc. Frequency-dividing transponder and use thereof in a presence detection system
US4757315A (en) * 1986-02-20 1988-07-12 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Method and apparatus for measuring distance

Also Published As

Publication number Publication date
ES2041990T3 (es) 1993-12-01
NO891522L (no) 1989-10-19
DE68908236T2 (de) 1993-11-25
EP0338696A2 (de) 1989-10-25
DE68908236D1 (de) 1993-09-16
EP0338696A3 (de) 1991-01-09
AU3306889A (en) 1989-10-19
EP0338696B1 (de) 1993-08-11
NO891522D0 (no) 1989-04-13
JPH01312488A (ja) 1989-12-18
AU620085B2 (en) 1992-02-13

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee