IE32556B1 - Article surveillance method and system - Google Patents

Article surveillance method and system

Info

Publication number
IE32556B1
IE32556B1 IE325/68A IE32568A IE32556B1 IE 32556 B1 IE32556 B1 IE 32556B1 IE 325/68 A IE325/68 A IE 325/68A IE 32568 A IE32568 A IE 32568A IE 32556 B1 IE32556 B1 IE 32556B1
Authority
IE
Ireland
Prior art keywords
transmitter
signal
zone
mhz
tag
Prior art date
Application number
IE325/68A
Other languages
English (en)
Other versions
IE32556L (en
Original Assignee
Welsh J
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 Welsh J filed Critical Welsh J
Publication of IE32556L publication Critical patent/IE32556L/xx
Publication of IE32556B1 publication Critical patent/IE32556B1/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
    • G08B13/2422—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 acoustic or microwave 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
    • 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
    • G08B13/2477—Antenna or antenna activator circuit
    • 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
    • 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
    • Y10S206/00—Special receptacle or package
    • Y10S206/807—Tamper proof

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Computer Security & Cryptography (AREA)
  • Electromagnetism (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Burglar Alarm Systems (AREA)
  • Switches That Are Operated By Magnetic Or Electric Fields (AREA)
  • Electronic Switches (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Devices For Checking Fares Or Tickets At Control Points (AREA)
IE325/68A 1967-03-30 1968-03-20 Article surveillance method and system IE32556B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US63925067A 1967-03-30 1967-03-30

Publications (2)

Publication Number Publication Date
IE32556L IE32556L (en) 1968-09-30
IE32556B1 true IE32556B1 (en) 1973-09-19

Family

ID=24563333

Family Applications (1)

Application Number Title Priority Date Filing Date
IE325/68A IE32556B1 (en) 1967-03-30 1968-03-20 Article surveillance method and system

Country Status (18)

Country Link
US (1) US4063229A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS5230836B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AT (1) AT311217B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE (1) BE713027A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BR (1) BR6897870D0 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA947398A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CH (1) CH497009A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE1766065C3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DK (1) DK126143C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ES (1) ES352178A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR1565745A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1227141A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IE (1) IE32556B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IL (1) IL29665A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
LU (1) LU55805A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL159802B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NO (1) NO126975B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
SE (1) SE343418B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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US2774060A (en) * 1953-06-15 1956-12-11 Richard B Thompson Detecting means for stolen goods
US3098971A (en) * 1961-09-26 1963-07-23 Robert M Richardson Remotely actuated radio frequency powered devices
US3384892A (en) * 1966-11-07 1968-05-21 Philco Ford Corp Interrogator-responder signalling system
US3518546A (en) * 1966-12-12 1970-06-30 Microlab Fxr Harmonic communication and navigation system
US3754226A (en) * 1968-03-22 1973-08-21 Stoplifter Int Inc Conductive-ring ferromagnetic marker and method and system for using same
US3493955A (en) * 1968-04-17 1970-02-03 Monere Corp Method and apparatus for detecting the unauthorized movement of articles
US3711848A (en) * 1971-02-10 1973-01-16 I D Eng Inc Method of and apparatus for the detection of stolen articles

Also Published As

Publication number Publication date
DE1766065B2 (de) 1979-08-09
AT311217B (de) 1973-11-12
ES352178A1 (es) 1970-02-01
JPS5230836B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1977-08-10
US4063229A (en) 1977-12-13
CH497009A (de) 1970-09-30
IL29665A (en) 1971-12-29
FR1565745A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1969-05-02
DK126143C (da) 1973-10-22
BE713027A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1968-09-30
NO126975B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1973-04-16
LU55805A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1968-06-17
NL159802B (nl) 1979-03-15
BR6897870D0 (pt) 1973-01-11
GB1227141A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1971-04-07
IE32556L (en) 1968-09-30
DE1766065A1 (de) 1971-05-27
NL6804325A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1968-10-01
SE343418B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1972-03-06
DK126143B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1973-06-12
CA947398A (en) 1974-05-14
DE1766065C3 (de) 1980-04-10

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