GB2290614B - Intrusion detection apparatus - Google Patents

Intrusion detection apparatus

Info

Publication number
GB2290614B
GB2290614B GB9518644A GB9518644A GB2290614B GB 2290614 B GB2290614 B GB 2290614B GB 9518644 A GB9518644 A GB 9518644A GB 9518644 A GB9518644 A GB 9518644A GB 2290614 B GB2290614 B GB 2290614B
Authority
GB
United Kingdom
Prior art keywords
detection apparatus
intrusion detection
intrusion
detection
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.)
Expired - Fee Related
Application number
GB9518644A
Other versions
GB2290614A (en
GB9518644D0 (en
Inventor
Reginald Kerr
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.)
Hitek Protek Systems Inc
Original Assignee
Hitek Protek Systems Inc
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 Hitek Protek Systems Inc filed Critical Hitek Protek Systems Inc
Priority claimed from PCT/CA1993/000092 external-priority patent/WO1994020937A1/en
Publication of GB9518644D0 publication Critical patent/GB9518644D0/en
Publication of GB2290614A publication Critical patent/GB2290614A/en
Application granted granted Critical
Publication of GB2290614B publication Critical patent/GB2290614B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • G08B29/18—Prevention or correction of operating errors
    • G08B29/20—Calibration, including self-calibrating arrangements
    • G08B29/24—Self-calibration, e.g. compensating for environmental drift or ageing of components
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/16—Actuation by interference with mechanical vibrations in air or other fluid
    • G08B13/1654—Actuation by interference with mechanical vibrations in air or other fluid using passive vibration detection systems

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Burglar Alarm Systems (AREA)
GB9518644A 1993-03-10 1993-03-10 Intrusion detection apparatus Expired - Fee Related GB2290614B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CA1993/000092 WO1994020937A1 (en) 1991-09-09 1993-03-10 Intrusion detection apparatus

Publications (3)

Publication Number Publication Date
GB9518644D0 GB9518644D0 (en) 1995-11-15
GB2290614A GB2290614A (en) 1996-01-03
GB2290614B true GB2290614B (en) 1997-01-22

Family

ID=4172966

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9518644A Expired - Fee Related GB2290614B (en) 1993-03-10 1993-03-10 Intrusion detection apparatus

Country Status (2)

Country Link
CA (1) CA2157894C (en)
GB (1) GB2290614B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2570230C1 (en) * 2014-09-24 2015-12-10 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Пензенский государственный университет" (ФГБОУ ВПО ПГУ) Device for detecting moving ground objects from seismic signal with standard false triggering probability

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2756401B1 (en) * 1996-11-28 1999-02-19 Valeo Electronique METHOD AND DEVICE FOR DETECTING INTRUSION IN A MOTOR VEHICLE
NO322340B1 (en) * 2005-05-18 2006-09-18 Idtec Pte Ltd Burglary detection system and method

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2900444A1 (en) * 1979-01-08 1980-07-10 Licentia Gmbh METHOD AND CIRCUIT ARRANGEMENT FOR EVALUATING OUTPUT SIGNALS FROM SOUND RECEIVERS OF AN OBJECT PROTECTION MONITORING SYSTEM AND FOR GENERATING AN ALARM SIGNAL
US4307387A (en) * 1979-02-23 1981-12-22 Elliott Brothers (London) Limited Vibration-responsive intruder alarm system
FR2569027B1 (en) * 1984-03-28 1986-12-05 Vg Electronique Electro Guglie PERIMETRIC INFRASON DETECTION METHOD, INFRASON TREATMENT
US4853677A (en) * 1988-07-20 1989-08-01 Yarbrough Alfred E Portable intrusion alarm
GB9005751D0 (en) * 1990-03-14 1990-05-09 Geoquip Ltd Intrusion detection system and signal processing circuitry therefor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2570230C1 (en) * 2014-09-24 2015-12-10 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Пензенский государственный университет" (ФГБОУ ВПО ПГУ) Device for detecting moving ground objects from seismic signal with standard false triggering probability

Also Published As

Publication number Publication date
CA2157894A1 (en) 1994-09-15
GB2290614A (en) 1996-01-03
GB9518644D0 (en) 1995-11-15
CA2157894C (en) 2001-05-22

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20030310