ATE75063T1 - Akustischer druck-differentialdetektor in der alarmvorrichtung. - Google Patents

Akustischer druck-differentialdetektor in der alarmvorrichtung.

Info

Publication number
ATE75063T1
ATE75063T1 AT88440086T AT88440086T ATE75063T1 AT E75063 T1 ATE75063 T1 AT E75063T1 AT 88440086 T AT88440086 T AT 88440086T AT 88440086 T AT88440086 T AT 88440086T AT E75063 T1 ATE75063 T1 AT E75063T1
Authority
AT
Austria
Prior art keywords
pressure differential
acoustic pressure
differential detector
alarm device
threshold value
Prior art date
Application number
AT88440086T
Other languages
German (de)
English (en)
Inventor
Christian Francois Philippe
Original Assignee
Christian Francois Philippe
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=9356331&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE75063(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Christian Francois Philippe filed Critical Christian Francois Philippe
Application granted granted Critical
Publication of ATE75063T1 publication Critical patent/ATE75063T1/de

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL 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
    • G08B29/185—Signal analysis techniques for reducing or preventing false alarms or for enhancing the reliability of the system
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL 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
    • G08B13/1681—Actuation by interference with mechanical vibrations in air or other fluid using passive vibration detection systems using infrasonic detecting means, e.g. a microphone operating below the audible frequency range

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Measuring Fluid Pressure (AREA)
  • Burglar Alarm Systems (AREA)
  • Emergency Alarm Devices (AREA)
AT88440086T 1987-10-30 1988-10-17 Akustischer druck-differentialdetektor in der alarmvorrichtung. ATE75063T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8715052A FR2622719A1 (fr) 1987-10-30 1987-10-30 Detecteur differentiel de pression acoustique
EP88440086A EP0317459B1 (fr) 1987-10-30 1988-10-17 Détecteur différentiel de pression acoustique dans le dispositif d'alarme

Publications (1)

Publication Number Publication Date
ATE75063T1 true ATE75063T1 (de) 1992-05-15

Family

ID=9356331

Family Applications (1)

Application Number Title Priority Date Filing Date
AT88440086T ATE75063T1 (de) 1987-10-30 1988-10-17 Akustischer druck-differentialdetektor in der alarmvorrichtung.

Country Status (8)

Country Link
EP (1) EP0317459B1 (OSRAM)
AT (1) ATE75063T1 (OSRAM)
CA (1) CA1311292C (OSRAM)
DE (1) DE3870163D1 (OSRAM)
DK (1) DK169647B1 (OSRAM)
FR (1) FR2622719A1 (OSRAM)
GR (1) GR3005179T3 (OSRAM)
NO (1) NO174487C (OSRAM)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2263771A (en) * 1992-01-04 1993-08-04 Sound International Ltd Intruder alarms
DE69413332T2 (de) * 1993-07-19 1999-02-11 Ping West Hills Calif. Lee Eine Kombination eines Kraftfahrzeugs mit einem Alarmsystem

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3569923A (en) * 1967-10-30 1971-03-09 Us Navy Adaptive acoustic detector apparatus
FR2122343B1 (OSRAM) * 1971-01-21 1975-02-21 Ato Inc
GB1605185A (en) * 1976-11-09 1983-03-02 Plessey Co Ltd Sensing arrangements
US4442514A (en) * 1981-11-17 1984-04-10 The United States Of America As Represented By The Secretary Of The Air Force Security system signal processor
US4479113A (en) * 1982-01-20 1984-10-23 The United States Of America As Represented By The United States Department Of Energy Compensated intruder-detection systems
FR2523339A1 (fr) * 1982-03-12 1983-09-16 Guglielmetti Vg Electro Dispositif de detection a capteur volumetrique a infra-sons et procede de detection par infra-sons
DE3300906A1 (de) * 1983-01-13 1984-07-19 Mauro 2054 Geesthacht Marmotti Verfahren und vorrichtung zur raum- und gebaeudeueberwachung

Also Published As

Publication number Publication date
EP0317459A3 (en) 1989-08-09
EP0317459A2 (fr) 1989-05-24
CA1311292C (fr) 1992-12-08
DK601688A (da) 1989-05-01
GR3005179T3 (OSRAM) 1993-05-24
DK601688D0 (da) 1988-10-28
DE3870163D1 (de) 1992-05-21
NO174487C (no) 1994-05-11
EP0317459B1 (fr) 1992-04-15
NO884823L (no) 1989-05-02
FR2622719A1 (fr) 1989-05-05
NO884823D0 (no) 1988-10-28
NO174487B (no) 1994-01-31
DK169647B1 (da) 1995-01-02

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties