EP0507025A3 - Intruder detection arrangements and methods - Google Patents

Intruder detection arrangements and methods Download PDF

Info

Publication number
EP0507025A3
EP0507025A3 EP19910307782 EP91307782A EP0507025A3 EP 0507025 A3 EP0507025 A3 EP 0507025A3 EP 19910307782 EP19910307782 EP 19910307782 EP 91307782 A EP91307782 A EP 91307782A EP 0507025 A3 EP0507025 A3 EP 0507025A3
Authority
EP
European Patent Office
Prior art keywords
methods
intruder detection
detection arrangements
arrangements
intruder
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
EP19910307782
Other versions
EP0507025B1 (en
EP0507025A2 (en
Inventor
Alan Henness
John Lindsay Galloway
Ian Alexander Owers
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.)
Carrier Fire and Security UK Ltd
Original Assignee
Racal Guardall Scotland Ltd
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 Racal Guardall Scotland Ltd filed Critical Racal Guardall Scotland Ltd
Publication of EP0507025A2 publication Critical patent/EP0507025A2/en
Publication of EP0507025A3 publication Critical patent/EP0507025A3/en
Application granted granted Critical
Publication of EP0507025B1 publication Critical patent/EP0507025B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength
    • G08B13/189—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems
    • G08B13/19—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using infrared-radiation detection systems
    • 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

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Burglar Alarm Systems (AREA)
EP19910307782 1991-04-04 1991-08-23 Intruder detection arrangements and methods Expired - Lifetime EP0507025B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9107062 1991-04-04
GB919107062A GB9107062D0 (en) 1991-04-04 1991-04-04 Intruder detection arrangements and methods

Publications (3)

Publication Number Publication Date
EP0507025A2 EP0507025A2 (en) 1992-10-07
EP0507025A3 true EP0507025A3 (en) 1993-02-24
EP0507025B1 EP0507025B1 (en) 1997-07-30

Family

ID=10692632

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19910307782 Expired - Lifetime EP0507025B1 (en) 1991-04-04 1991-08-23 Intruder detection arrangements and methods

Country Status (3)

Country Link
EP (1) EP0507025B1 (en)
DE (1) DE69127068T2 (en)
GB (1) GB9107062D0 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0772171B1 (en) * 1995-11-03 2003-01-08 Siemens Building Technologies AG Passive intrusion detector and its use
IL119372A (en) * 1995-11-03 2000-02-17 Siemens Building Tech Ag Passive infrared intruder detector
GB2339614B (en) * 1998-07-14 2000-06-21 Infrared Integrated Syst Ltd Detector-array sensor with mask warning
EP1061489B1 (en) * 1999-06-07 2004-08-25 Siemens Building Technologies AG Intrusion detector with a device for monitoring against tampering
GB0202467D0 (en) * 2002-02-02 2002-03-20 Qinetiq Ltd Sensor with obscurant detection
US7414236B2 (en) 2006-06-16 2008-08-19 Hong Kong Applied Science And Technology Research Institute Co., Ltd. Monitoring devices and intrusion surveillance devices
EP2128832A1 (en) 2008-05-30 2009-12-02 Robert Bosch GmbH Anti-masking system and method for motion detectors
GB2506885B (en) * 2012-10-10 2017-04-12 Read Dale Occupancy sensor
US9324222B2 (en) * 2013-02-28 2016-04-26 Honeywell International Inc. Tamper resistant motion detector
WO2015109277A1 (en) 2014-01-17 2015-07-23 Gojo Industries, Inc. Sensor configuration

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3928849A (en) * 1974-12-17 1975-12-23 Us Energy Intrusion detector self-test system
EP0186226A1 (en) * 1984-11-30 1986-07-02 Laboratoires D'electronique Philips Intrusion detection system with an anti-masking device
EP0189536A1 (en) * 1985-01-08 1986-08-06 Cerberus Ag Infrared intrusion detector
EP0289621A1 (en) * 1986-10-31 1988-11-09 Takenaka Engineering Co. Ltd. Passive infrared burglar sensor equipped with visual field interruption monitor mechanism

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3928849A (en) * 1974-12-17 1975-12-23 Us Energy Intrusion detector self-test system
EP0186226A1 (en) * 1984-11-30 1986-07-02 Laboratoires D'electronique Philips Intrusion detection system with an anti-masking device
EP0189536A1 (en) * 1985-01-08 1986-08-06 Cerberus Ag Infrared intrusion detector
EP0289621A1 (en) * 1986-10-31 1988-11-09 Takenaka Engineering Co. Ltd. Passive infrared burglar sensor equipped with visual field interruption monitor mechanism

Also Published As

Publication number Publication date
DE69127068D1 (en) 1997-09-04
EP0507025B1 (en) 1997-07-30
GB9107062D0 (en) 1991-05-22
DE69127068T2 (en) 1998-01-15
EP0507025A2 (en) 1992-10-07

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