CH680882A5 - - Google Patents

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Publication number
CH680882A5
CH680882A5 CH2863/90A CH286390A CH680882A5 CH 680882 A5 CH680882 A5 CH 680882A5 CH 2863/90 A CH2863/90 A CH 2863/90A CH 286390 A CH286390 A CH 286390A CH 680882 A5 CH680882 A5 CH 680882A5
Authority
CH
Switzerland
Prior art keywords
radiation
sensor
sensor elements
radiation source
infrared
Prior art date
Application number
CH2863/90A
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
Application filed by Cerberus Ag filed Critical Cerberus Ag
Priority to CH2863/90A priority Critical patent/CH680882A5/de
Priority to DE59105775T priority patent/DE59105775D1/de
Priority to EP91114645A priority patent/EP0475219B1/de
Priority to AT91114645T priority patent/ATE124160T1/de
Publication of CH680882A5 publication Critical patent/CH680882A5/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)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Geophysics And Detection Of Objects (AREA)
CH2863/90A 1990-09-05 1990-09-05 CH680882A5 (es)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CH2863/90A CH680882A5 (es) 1990-09-05 1990-09-05
DE59105775T DE59105775D1 (de) 1990-09-05 1991-08-30 Infraroteindringdetektor.
EP91114645A EP0475219B1 (de) 1990-09-05 1991-08-30 Infraroteindringdetektor
AT91114645T ATE124160T1 (de) 1990-09-05 1991-08-30 Infraroteindringdetektor.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH2863/90A CH680882A5 (es) 1990-09-05 1990-09-05

Publications (1)

Publication Number Publication Date
CH680882A5 true CH680882A5 (es) 1992-11-30

Family

ID=4243284

Family Applications (1)

Application Number Title Priority Date Filing Date
CH2863/90A CH680882A5 (es) 1990-09-05 1990-09-05

Country Status (4)

Country Link
EP (1) EP0475219B1 (es)
AT (1) ATE124160T1 (es)
CH (1) CH680882A5 (es)
DE (1) DE59105775D1 (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1061489B1 (de) * 1999-06-07 2004-08-25 Siemens Building Technologies AG Intrusionsmelder mit einer Einrichtung zur Sabotageüberwachung

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH657928A5 (de) * 1981-11-25 1986-09-30 Eltec Instr Ag Anordnung fuer einen strahlungsdetektor mit mehreren sensorelementen und deren verwendung.
EP0189536B1 (de) * 1985-01-08 1989-10-11 Cerberus Ag Infrarot-Einbruchdetektor

Also Published As

Publication number Publication date
DE59105775D1 (de) 1995-07-27
EP0475219B1 (de) 1995-06-21
EP0475219A1 (de) 1992-03-18
ATE124160T1 (de) 1995-07-15

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Legal Events

Date Code Title Description
PL Patent ceased