BE789388A - Systeme de tele-surveillance utilisant le reseau telephonique pour la transmission des informations - Google Patents

Systeme de tele-surveillance utilisant le reseau telephonique pour la transmission des informations

Info

Publication number
BE789388A
BE789388A BE789388DA BE789388A BE 789388 A BE789388 A BE 789388A BE 789388D A BE789388D A BE 789388DA BE 789388 A BE789388 A BE 789388A
Authority
BE
Belgium
Prior art keywords
tele
transmission
information
telephone network
surveillance system
Prior art date
Application number
Other languages
English (en)
Inventor
L G Uberto
Original Assignee
Telecomunicazioni Soc It
Siemens Spa Italiana
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.)
Publication date
Publication of BE789388A publication Critical patent/BE789388A/fr

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
    • H04M11/04—Telephonic communication systems specially adapted for combination with other electrical systems with alarm systems, e.g. fire, police or burglar alarm systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Alarm Systems (AREA)
BE789388D 1971-11-22 Systeme de tele-surveillance utilisant le reseau telephonique pour la transmission des informations BE789388A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT3144071A IT946083B (it) 1971-11-22 1971-11-22 Sistema di telesorveglianza uti lizzante la rete telefonica urbania per la trasmissione delle informazioni

Publications (1)

Publication Number Publication Date
BE789388A true BE789388A (fr) 1973-01-15

Family

ID=11233633

Family Applications (1)

Application Number Title Priority Date Filing Date
BE789388D BE789388A (fr) 1971-11-22 Systeme de tele-surveillance utilisant le reseau telephonique pour la transmission des informations

Country Status (6)

Country Link
BE (1) BE789388A (fr)
DE (1) DE2255213A1 (fr)
FR (1) FR2160793B1 (fr)
GB (1) GB1385408A (fr)
IT (1) IT946083B (fr)
NL (1) NL7215700A (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1601941A (en) * 1977-03-04 1981-11-04 Post Office System for transmitting alarm information over telephone lines
GB2119981B (en) * 1982-01-07 1985-08-07 Morrison John M Alarm systems
DE3324516A1 (de) * 1983-06-14 1985-01-17 ANT Nachrichtentechnik GmbH, 7150 Backnang Notrufsystem
DE3321417C2 (de) * 1983-06-14 1985-07-04 ANT Nachrichtentechnik GmbH, 7150 Backnang System zur Übermittlung von Notrufen
DE3324515A1 (de) * 1983-06-14 1985-01-17 ANT Nachrichtentechnik GmbH, 7150 Backnang Notrufsystem
DE3321416C2 (de) * 1983-06-14 1985-07-04 ANT Nachrichtentechnik GmbH, 7150 Backnang System zur Übermittlung von Notrufen
ES2131030B1 (es) * 1997-11-28 2000-03-01 Telefonica Sa Dispositivo de control de sistemas de radio.

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL6617451A (fr) * 1966-12-12 1968-06-13
CH473433A (de) * 1967-04-04 1969-05-31 Securitas Ag Schweiz Bewachung Tonfrequente Alarmübermittlungsanlage

Also Published As

Publication number Publication date
DE2255213A1 (de) 1973-06-14
NL7215700A (fr) 1973-05-24
FR2160793A1 (fr) 1973-07-06
GB1385408A (en) 1975-02-26
IT946083B (it) 1973-05-21
FR2160793B1 (fr) 1975-06-13

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