ES515888A0 - "perfeccionamientos en los sistemas de seguridad para detectar objetos que atraviesan una zona determinada". - Google Patents

"perfeccionamientos en los sistemas de seguridad para detectar objetos que atraviesan una zona determinada".

Info

Publication number
ES515888A0
ES515888A0 ES515888A ES515888A ES515888A0 ES 515888 A0 ES515888 A0 ES 515888A0 ES 515888 A ES515888 A ES 515888A ES 515888 A ES515888 A ES 515888A ES 515888 A0 ES515888 A0 ES 515888A0
Authority
ES
Spain
Prior art keywords
certain area
security systems
detect objects
objects crossing
crossing
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.)
Granted
Application number
ES515888A
Other languages
English (en)
Other versions
ES8306264A1 (es
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.)
SECURITY PROD INT
Original Assignee
SECURITY PROD INT
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 PROD INT filed Critical SECURITY PROD INT
Publication of ES515888A0 publication Critical patent/ES515888A0/es
Publication of ES8306264A1 publication Critical patent/ES8306264A1/es
Expired 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
    • G08B13/2414—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 inductive 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
    • G08B13/2465—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Automation & Control Theory (AREA)
  • Computer Security & Cryptography (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Burglar Alarm Systems (AREA)
  • Container Filling Or Packaging Operations (AREA)
  • Devices For Checking Fares Or Tickets At Control Points (AREA)
  • Geophysics And Detection Of Objects (AREA)
ES515888A 1981-10-05 1982-09-22 "perfeccionamientos en los sistemas de seguridad para detectar objetos que atraviesan una zona determinada". Expired ES8306264A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA000387303A CA1180788A (en) 1981-10-05 1981-10-05 System for registrating a passing article

Publications (2)

Publication Number Publication Date
ES515888A0 true ES515888A0 (es) 1983-06-01
ES8306264A1 ES8306264A1 (es) 1983-06-01

Family

ID=4121088

Family Applications (1)

Application Number Title Priority Date Filing Date
ES515888A Expired ES8306264A1 (es) 1981-10-05 1982-09-22 "perfeccionamientos en los sistemas de seguridad para detectar objetos que atraviesan una zona determinada".

Country Status (7)

Country Link
JP (1) JPS58121495A (es)
AU (1) AU535114B2 (es)
CA (1) CA1180788A (es)
ES (1) ES8306264A1 (es)
NL (1) NL8203849A (es)
NO (1) NO156349C (es)
ZA (1) ZA826195B (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4509039A (en) * 1983-07-05 1985-04-02 Minnesota Mining And Manufacturing Company Shielded, closely spaced transmit-receiver antennas for electronic article surveillance system
NL8803170A (nl) * 1988-12-27 1990-07-16 Nedap Nv Identificatiesysteem.
US5382780A (en) * 1993-10-01 1995-01-17 Duncan Industries Parking Control Systems Corp. Portable time metering device
JPH07263935A (ja) * 1994-03-24 1995-10-13 Hochiki Corp アンテナ装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5645200B2 (es) * 1973-03-10 1981-10-24
US4243980A (en) * 1978-02-17 1981-01-06 Lichtblau G J Antenna system for electronic security installations

Also Published As

Publication number Publication date
NL8203849A (nl) 1983-05-02
CA1180788A (en) 1985-01-08
AU535114B2 (en) 1984-03-01
AU8867082A (en) 1983-04-14
ZA826195B (en) 1983-07-27
NO156349B (no) 1987-05-25
JPS58121495A (ja) 1983-07-19
JPH0354392B2 (es) 1991-08-20
ES8306264A1 (es) 1983-06-01
NO156349C (no) 1987-09-02
NO823180L (no) 1983-04-06

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19970519