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)
French (fr)
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/xx

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 (enrdf_load_stackoverflow)
DE (1) DE2255213A1 (enrdf_load_stackoverflow)
FR (1) FR2160793B1 (enrdf_load_stackoverflow)
GB (1) GB1385408A (enrdf_load_stackoverflow)
IT (1) IT946083B (enrdf_load_stackoverflow)
NL (1) NL7215700A (enrdf_load_stackoverflow)

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
DE3321416C2 (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
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 (enrdf_load_stackoverflow) * 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
FR2160793B1 (enrdf_load_stackoverflow) 1975-06-13
IT946083B (it) 1973-05-21
FR2160793A1 (enrdf_load_stackoverflow) 1973-07-06
DE2255213A1 (de) 1973-06-14
NL7215700A (enrdf_load_stackoverflow) 1973-05-24
GB1385408A (en) 1975-02-26

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