NO894926D0 - Tuklingsmotvirkende anordning. - Google Patents

Tuklingsmotvirkende anordning.

Info

Publication number
NO894926D0
NO894926D0 NO894926A NO894926A NO894926D0 NO 894926 D0 NO894926 D0 NO 894926D0 NO 894926 A NO894926 A NO 894926A NO 894926 A NO894926 A NO 894926A NO 894926 D0 NO894926 D0 NO 894926D0
Authority
NO
Norway
Prior art keywords
effective device
cleaning effective
cleaning
effective
Prior art date
Application number
NO894926A
Other languages
English (en)
Other versions
NO894926L (no
Inventor
Raymond Ronald Higgs
Original Assignee
Id Systems 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 Id Systems Int filed Critical Id Systems Int
Publication of NO894926D0 publication Critical patent/NO894926D0/no
Publication of NO894926L publication Critical patent/NO894926L/no

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
    • G08B13/2465—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
    • G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
    • G08B29/02—Monitoring continuously signalling or alarm systems
    • G08B29/04—Monitoring of the detection circuits
    • G08B29/046—Monitoring of the detection circuits prevention of tampering with detection circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Security & Cryptography (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Automation & Control Theory (AREA)
  • Electromagnetism (AREA)
  • Burglar Alarm Systems (AREA)
NO89894926A 1988-12-10 1989-12-08 Tuklingsmotvirkende anordning. NO894926L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB888828896A GB8828896D0 (en) 1988-12-10 1988-12-10 Anti-tamper device

Publications (2)

Publication Number Publication Date
NO894926D0 true NO894926D0 (no) 1989-12-08
NO894926L NO894926L (no) 1990-06-11

Family

ID=10648306

Family Applications (1)

Application Number Title Priority Date Filing Date
NO89894926A NO894926L (no) 1988-12-10 1989-12-08 Tuklingsmotvirkende anordning.

Country Status (6)

Country Link
EP (1) EP0373716A3 (no)
CA (1) CA2005068A1 (no)
FI (1) FI895870A0 (no)
GB (2) GB8828896D0 (no)
NO (1) NO894926L (no)
PT (1) PT92517A (no)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2308482B (en) 1995-12-20 2000-03-29 Pyronix Ltd Event detection device with fault monitoring capability
GB2422970B (en) 2005-02-02 2008-09-10 Pyronix Ltd Detection apparatus
US20080278320A1 (en) 2007-05-07 2008-11-13 Sensormatic Electronics Corporation Method and system for reduction of electronic article surveillance system false alarms

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2516777A1 (de) * 1975-04-16 1976-10-28 Elmar Ing Dorner Einrichtung zum ueberwachen der bergstation eines skiliftes
US4272762A (en) * 1979-09-17 1981-06-09 Gte Laboratories Incorporated Exit-entry sensing apparatus
FR2593310B1 (fr) * 1986-01-22 1988-07-15 Stratel Dispositif anti-effraction pour installations de protection d'enceintes fermees comportant un boitier de telecommande accessible de l'exterieur
NL8600738A (nl) * 1986-03-24 1987-10-16 Nedap Nv Onderdrukking van valse alarmen als gevolg van aanraken.
GB8708167D0 (en) * 1987-04-06 1987-05-13 R V Ltd Detection apparatus

Also Published As

Publication number Publication date
PT92517A (pt) 1990-06-29
NO894926L (no) 1990-06-11
CA2005068A1 (en) 1990-06-10
GB8828896D0 (en) 1989-01-18
FI895870A0 (fi) 1989-12-08
EP0373716A2 (en) 1990-06-20
EP0373716A3 (en) 1991-06-19
GB8915241D0 (en) 1989-08-23

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