GB0522463D0 - Detector and optical system - Google Patents

Detector and optical system

Info

Publication number
GB0522463D0
GB0522463D0 GBGB0522463.9A GB0522463A GB0522463D0 GB 0522463 D0 GB0522463 D0 GB 0522463D0 GB 0522463 A GB0522463 A GB 0522463A GB 0522463 D0 GB0522463 D0 GB 0522463D0
Authority
GB
United Kingdom
Prior art keywords
detector
optical system
optical
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
GBGB0522463.9A
Other versions
GB2431987A (en
GB2431987B (en
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.)
Pyronix Ltd
Original Assignee
Pyronix 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 Pyronix Ltd filed Critical Pyronix Ltd
Priority to GB1103920A priority Critical patent/GB2475650B/en
Priority to GB0522463A priority patent/GB2431987B/en
Publication of GB0522463D0 publication Critical patent/GB0522463D0/en
Priority to US11/886,042 priority patent/US8044336B2/en
Priority to PCT/GB2006/000325 priority patent/WO2006095122A1/en
Priority to EP06703949A priority patent/EP1856677B1/en
Priority to DE602006006159T priority patent/DE602006006159D1/en
Priority to AT06703949T priority patent/ATE428155T1/en
Publication of GB2431987A publication Critical patent/GB2431987A/en
Priority to IL185830A priority patent/IL185830A/en
Application granted granted Critical
Publication of GB2431987B publication Critical patent/GB2431987B/en
Priority to US13/242,122 priority patent/US8389924B2/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G08B13/2491—Intrusion detection systems, i.e. where the body of an intruder causes the interference with the electromagnetic field
    • G08B13/2494—Intrusion detection systems, i.e. where the body of an intruder causes the interference with the electromagnetic field by interference with electro-magnetic field distribution combined with other electrical sensor means, e.g. microwave detectors combined with other sensor means
    • 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
    • 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
    • G08B13/193—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 using focusing means
    • 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)
  • Electromagnetism (AREA)
  • Burglar Alarm Systems (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
GB0522463A 2005-03-10 2005-11-03 Detector and optical system Active GB2431987B (en)

Priority Applications (9)

Application Number Priority Date Filing Date Title
GB1103920A GB2475650B (en) 2005-11-03 2005-11-03 Detector and optical system
GB0522463A GB2431987B (en) 2005-11-03 2005-11-03 Detector and optical system
AT06703949T ATE428155T1 (en) 2005-03-10 2006-02-01 DETECTOR AND OPTICAL SYSTEM
PCT/GB2006/000325 WO2006095122A1 (en) 2005-03-10 2006-02-01 Detector and optical system
EP06703949A EP1856677B1 (en) 2005-03-10 2006-02-01 Detector and optical system
DE602006006159T DE602006006159D1 (en) 2005-03-10 2006-02-01 DETECTOR AND OPTICAL SYSTEM
US11/886,042 US8044336B2 (en) 2005-03-10 2006-02-01 Detector and optical system
IL185830A IL185830A (en) 2005-03-10 2007-09-09 Detector and optical system
US13/242,122 US8389924B2 (en) 2005-03-10 2011-09-23 Detector and optical system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0522463A GB2431987B (en) 2005-11-03 2005-11-03 Detector and optical system

Publications (3)

Publication Number Publication Date
GB0522463D0 true GB0522463D0 (en) 2005-12-14
GB2431987A GB2431987A (en) 2007-05-09
GB2431987B GB2431987B (en) 2011-07-06

Family

ID=35516288

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0522463A Active GB2431987B (en) 2005-03-10 2005-11-03 Detector and optical system

Country Status (1)

Country Link
GB (1) GB2431987B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101915947B (en) * 2010-08-24 2014-12-10 深圳市豪恩安全科技有限公司 Fresnel lens, detector and security system
CN102279426B (en) * 2011-05-25 2013-06-19 深圳市豪恩安全科技有限公司 Fresnel lens, passive infrared detector and security system
US11545013B2 (en) * 2016-10-26 2023-01-03 A9.Com, Inc. Customizable intrusion zones for audio/video recording and communication devices

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4734585A (en) * 1985-07-17 1988-03-29 Racal-Guardall (Scotland) Ltd. Passive infra-red sensor
US5134292A (en) * 1989-02-07 1992-07-28 Nippon Mining Co., Ltd. Moving object detector and moving object detecting system
AUPN374495A0 (en) * 1995-06-23 1995-07-13 Vision Systems Limited Security sensor arrangement
US6215399B1 (en) * 1997-11-10 2001-04-10 Shmuel Hershkovitz Passive infrared motion detector and method
GB2369450B (en) * 1998-01-04 2002-07-10 Visonic Ltd Passive infra-red intrusion sensor
GB2391936B (en) * 2002-08-13 2006-11-29 Optex Co Ltd Intruder detection device and intruder detection method
GB2422970B (en) * 2005-02-02 2008-09-10 Pyronix Ltd Detection apparatus
GB0504906D0 (en) * 2005-03-10 2005-04-13 Pyronix Ltd Detector and optical system

Also Published As

Publication number Publication date
GB2431987A (en) 2007-05-09
GB2431987B (en) 2011-07-06

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