BE832802A - Dispositif de telesurveillance par radio - Google Patents

Dispositif de telesurveillance par radio

Info

Publication number
BE832802A
BE832802A BE159513A BE159513A BE832802A BE 832802 A BE832802 A BE 832802A BE 159513 A BE159513 A BE 159513A BE 159513 A BE159513 A BE 159513A BE 832802 A BE832802 A BE 832802A
Authority
BE
Belgium
Prior art keywords
monitoring device
radio monitoring
radio
monitoring
Prior art date
Application number
BE159513A
Other languages
English (en)
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 filed Critical
Publication of BE832802A publication Critical patent/BE832802A/fr

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
    • G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
    • G08B25/10—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using wireless transmission systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Radio Relay Systems (AREA)
  • Burglar Alarm Systems (AREA)
  • Alarm Systems (AREA)
BE159513A 1974-08-30 1975-08-27 Dispositif de telesurveillance par radio BE832802A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7429728A FR2283493A1 (fr) 1974-08-30 1974-08-30 Dispositif de telesurveillance par radio

Publications (1)

Publication Number Publication Date
BE832802A true BE832802A (fr) 1975-12-16

Family

ID=9142709

Family Applications (1)

Application Number Title Priority Date Filing Date
BE159513A BE832802A (fr) 1974-08-30 1975-08-27 Dispositif de telesurveillance par radio

Country Status (4)

Country Link
BE (1) BE832802A (fr)
DE (1) DE2538354A1 (fr)
FR (1) FR2283493A1 (fr)
GB (1) GB1509610A (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4117405A (en) * 1976-11-02 1978-09-26 Louis Martinez Narrow-band radio communication system
DE2802075C3 (de) * 1978-01-18 1980-11-13 Compur-Electronic Gmbh, 8000 Muenchen Verfahren zur Sicherung und Überwachung, insbesondere zur Personensicherung und -überwachung, sowie Anordnung zur Durchführung des Verfahrens
DE2923732C2 (de) * 1979-06-12 1987-04-16 Fritz Fuss Kg, 7470 Albstadt Anordnung zur Alarmgabe bei unbefugtem Eindringen in einen geschützten Bereich
GB2119981B (en) * 1982-01-07 1985-08-07 Morrison John M Alarm systems
US4523184A (en) * 1982-09-30 1985-06-11 Sentrol, Inc. Supervised wireless security system
DE3422996C2 (de) * 1984-06-22 1986-05-22 Friedrich Merk-Telefonbau GmbH, 8000 München Einrichtung zur drahtlosen Übertragung von Meldesignalen
NL8403324A (nl) * 1984-11-02 1986-06-02 Philips Nv Werkwijze voor het overdragen van informatie in een digitaal transmissiesysteem.
EP0229198A1 (fr) * 1985-11-27 1987-07-22 Hansens Neighbourhood Alarms Pty. Ltd. Alarme pour le voisinage
GB8726830D0 (en) * 1987-11-17 1987-12-23 Martin J A Monitoring system
DE4024821A1 (de) * 1990-08-04 1992-02-06 Koettgen Gmbh & Co Kg Kleinsender-kontrolle

Also Published As

Publication number Publication date
DE2538354A1 (de) 1976-03-11
FR2283493A1 (fr) 1976-03-26
GB1509610A (en) 1978-05-04

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