ATE98390T1 - Intrusionsdetektor. - Google Patents

Intrusionsdetektor.

Info

Publication number
ATE98390T1
ATE98390T1 AT91114646T AT91114646T ATE98390T1 AT E98390 T1 ATE98390 T1 AT E98390T1 AT 91114646 T AT91114646 T AT 91114646T AT 91114646 T AT91114646 T AT 91114646T AT E98390 T1 ATE98390 T1 AT E98390T1
Authority
AT
Austria
Prior art keywords
window
ultrasonic
radiation
cover
ultrasound
Prior art date
Application number
AT91114646T
Other languages
German (de)
English (en)
Inventor
Peter Steiner
David Siegwart
Markus Rechsteiner
Original Assignee
Cerberus Ag
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=4243258&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE98390(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Cerberus Ag filed Critical Cerberus Ag
Application granted granted Critical
Publication of ATE98390T1 publication Critical patent/ATE98390T1/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)
AT91114646T 1990-09-05 1991-08-30 Intrusionsdetektor. ATE98390T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH2862/90A CH680881A5 (enrdf_load_stackoverflow) 1990-09-05 1990-09-05
EP91114646A EP0476397B2 (de) 1990-09-05 1991-08-30 Intrusionsdetektor

Publications (1)

Publication Number Publication Date
ATE98390T1 true ATE98390T1 (de) 1993-12-15

Family

ID=4243258

Family Applications (1)

Application Number Title Priority Date Filing Date
AT91114646T ATE98390T1 (de) 1990-09-05 1991-08-30 Intrusionsdetektor.

Country Status (4)

Country Link
EP (1) EP0476397B2 (enrdf_load_stackoverflow)
AT (1) ATE98390T1 (enrdf_load_stackoverflow)
CH (1) CH680881A5 (enrdf_load_stackoverflow)
DE (1) DE59100692D1 (enrdf_load_stackoverflow)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2257822A (en) * 1991-06-27 1993-01-20 Prestige Aire 2000 Security system for test or monitoring equipment
DE59907541D1 (de) 1999-03-08 2003-12-04 Siemens Building Tech Ag Gehäuse für einen Gefahrenmelder
EP1061489B1 (de) * 1999-06-07 2004-08-25 Siemens Building Technologies AG Intrusionsmelder mit einer Einrichtung zur Sabotageüberwachung
US7852210B2 (en) * 2007-12-31 2010-12-14 Honeywell International Inc. Motion detector for detecting tampering and method for detecting tampering
US8150202B2 (en) 2008-06-30 2012-04-03 Honeywell International Inc. Gaussian mixture model based illumination normalization for global enhancement
DE102009047531A1 (de) * 2009-12-04 2011-06-09 Atral- Secal Gmbh Rauchmelder mit Ultraschall-Abdecküberwachung
EP4174814A1 (en) * 2021-10-26 2023-05-03 Carrier Fire & Security EMEA BV Motion detector with masking detection

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3725888A (en) * 1971-04-05 1973-04-03 Pyrotector Inc Detector system
WO1988003301A1 (en) * 1986-10-31 1988-05-05 Takenaka Engineering Co., Ltd. Passive infrared burglar sensor equipped with visual field interruption monitor mechanism
IT1219751B (it) * 1988-04-13 1990-05-24 Elkron Spa Dispositivo rivelatore combinato a microonde e raggi infrarossi particolarmente per sistemi anti intrusione

Also Published As

Publication number Publication date
EP0476397B1 (de) 1993-12-08
EP0476397B2 (de) 2001-10-17
EP0476397A1 (de) 1992-03-25
CH680881A5 (enrdf_load_stackoverflow) 1992-11-30
DE59100692D1 (de) 1994-01-20

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