ATE466358T1 - System und verfahren zur erkennung einer erkennungsabschirmung - Google Patents

System und verfahren zur erkennung einer erkennungsabschirmung

Info

Publication number
ATE466358T1
ATE466358T1 AT07103766T AT07103766T ATE466358T1 AT E466358 T1 ATE466358 T1 AT E466358T1 AT 07103766 T AT07103766 T AT 07103766T AT 07103766 T AT07103766 T AT 07103766T AT E466358 T1 ATE466358 T1 AT E466358T1
Authority
AT
Austria
Prior art keywords
detector
transmission wiring
indicating
measurable
resistance
Prior art date
Application number
AT07103766T
Other languages
English (en)
Inventor
Colin S Mcculloch
Donna A Mill
William J Brown
Original Assignee
Honeywell Int 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 Honeywell Int Inc filed Critical Honeywell Int Inc
Application granted granted Critical
Publication of ATE466358T1 publication Critical patent/ATE466358T1/de

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
    • G08B29/02—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)
  • Computer Security & Cryptography (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Burglar Alarm Systems (AREA)
  • Alarm Systems (AREA)
  • Emergency Alarm Devices (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
AT07103766T 2006-03-09 2007-03-08 System und verfahren zur erkennung einer erkennungsabschirmung ATE466358T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/373,638 US7616109B2 (en) 2006-03-09 2006-03-09 System and method for detecting detector masking

Publications (1)

Publication Number Publication Date
ATE466358T1 true ATE466358T1 (de) 2010-05-15

Family

ID=38110330

Family Applications (1)

Application Number Title Priority Date Filing Date
AT07103766T ATE466358T1 (de) 2006-03-09 2007-03-08 System und verfahren zur erkennung einer erkennungsabschirmung

Country Status (4)

Country Link
US (1) US7616109B2 (de)
EP (1) EP1833032B1 (de)
AT (1) ATE466358T1 (de)
DE (1) DE602007006085D1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2910161B1 (fr) * 2006-12-15 2009-01-30 Thales Sa Systeme goniometrique de mini capteurs doppler en reseaux pour la surveillance de perimetres
JP4990013B2 (ja) * 2007-04-18 2012-08-01 三菱電機株式会社 監視装置
US7602286B2 (en) * 2007-07-09 2009-10-13 Robert Bosch Gmbh Tamper detector for a security sensor
US8981961B2 (en) 2013-01-21 2015-03-17 International Business Machines Corporation Validation of mechanical connections
US9324222B2 (en) * 2013-02-28 2016-04-26 Honeywell International Inc. Tamper resistant motion detector
CN104200608A (zh) * 2014-09-12 2014-12-10 东华大学 一种无线家居安防系统
GB2551501A (en) * 2016-06-17 2017-12-27 Sumitomo Chemical Co Nanoparticles

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2632738A1 (de) 1976-07-21 1978-01-26 Securiton Ag Alarmanlage
FR2594575B1 (fr) 1986-02-19 1988-07-01 Applic Electro Tech Avance Dispositif d'autogarde pour lignes de surveillance
DE3842053A1 (de) 1988-12-14 1990-06-21 Heido Prell Schaltung fuer die ueberwachung von mit gleichstrom betriebenen elektronischen alarmanlagen mit einer meldelinie
US5193108A (en) * 1991-10-04 1993-03-09 Leviton Manufacturing Co., Inc. Portable telecommunications test instrument with inductive probe circuit
IL113653A (en) * 1994-05-30 1998-10-30 Cerberus Ag Active infrared sensor
US5578988A (en) * 1994-09-16 1996-11-26 C & K Systems, Inc. Intrusion detection system having self-adjusting threshold
GB9512753D0 (en) * 1995-06-22 1995-08-30 Dando David J Intrusion sensing system
US5821870A (en) 1996-05-08 1998-10-13 Jackson, Jr.; John T. Monitored security switch assembly
GB2326710A (en) * 1997-06-26 1998-12-30 Memco Ltd Door obstruction detector
US6215399B1 (en) * 1997-11-10 2001-04-10 Shmuel Hershkovitz Passive infrared motion detector and method
US6191688B1 (en) * 1999-03-22 2001-02-20 Honeywell International, Inc. Power-on mask detection method for motion detectors

Also Published As

Publication number Publication date
DE602007006085D1 (de) 2010-06-10
US7616109B2 (en) 2009-11-10
EP1833032B1 (de) 2010-04-28
EP1833032A1 (de) 2007-09-12
US20070210911A1 (en) 2007-09-13

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Legal Events

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