IT8619576A0 - Procedimento di trasmissione disegnali, destinati in particolare alla sorveglianza di un complesso di zone da proteggere, fra un posto centrale e una pluralita' di circuiti di segnalazione collegati a quest'ultimo, mediante un supporto di trasmissione e sistema per la messa in opera di un simile procedimento. - Google Patents

Procedimento di trasmissione disegnali, destinati in particolare alla sorveglianza di un complesso di zone da proteggere, fra un posto centrale e una pluralita' di circuiti di segnalazione collegati a quest'ultimo, mediante un supporto di trasmissione e sistema per la messa in opera di un simile procedimento.

Info

Publication number
IT8619576A0
IT8619576A0 IT8619576A IT1957686A IT8619576A0 IT 8619576 A0 IT8619576 A0 IT 8619576A0 IT 8619576 A IT8619576 A IT 8619576A IT 1957686 A IT1957686 A IT 1957686A IT 8619576 A0 IT8619576 A0 IT 8619576A0
Authority
IT
Italy
Prior art keywords
transmission
procedure
surveillance
protected
implementation
Prior art date
Application number
IT8619576A
Other languages
English (en)
Other versions
IT1190062B (it
IT8619576A1 (it
Inventor
Antoine Libbrecht
Original Assignee
Fichet Bauche
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 Fichet Bauche filed Critical Fichet Bauche
Publication of IT8619576A0 publication Critical patent/IT8619576A0/it
Publication of IT8619576A1 publication Critical patent/IT8619576A1/it
Application granted granted Critical
Publication of IT1190062B publication Critical patent/IT1190062B/it

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B26/00—Alarm systems in which substations are interrogated in succession by a central station
    • G08B26/001—Alarm systems in which substations are interrogated in succession by a central station with individual interrogation of substations connected in parallel
    • G08B26/003—Alarm systems in which substations are interrogated in succession by a central station with individual interrogation of substations connected in parallel replying the identity and the state of the sensor
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B26/00—Alarm systems in which substations are interrogated in succession by a central station
    • 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
    • G08B29/02—Monitoring continuously signalling or alarm systems
    • G08B29/06—Monitoring of the line circuits, e.g. signalling of line faults
    • G08B29/08—Signalling of tampering with the line circuit

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Burglar Alarm Systems (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Selective Calling Equipment (AREA)
IT19576/86A 1985-03-01 1986-02-28 Procedimento di trasmissione di segnali,destinati in particolare alla sorveglianza di un complesso di zone da proteggere,fra un posto centrale e una pluralita' di circuiti di segnalazione collegati a quest'ultimo,mediante un supporto di trasmissione e sistema per la messa in opera di un simile procedimento IT1190062B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8503075A FR2578372B1 (fr) 1985-03-01 1985-03-01 Procede de transmission de signaux, destines notamment a la surveillance d'un ensemble de zones a proteger, entre un poste central et une pluralite de circuits de detection relies a celui-ci par un support de transmission et systeme pour la mise en oeuvre d'un tel procede

Publications (3)

Publication Number Publication Date
IT8619576A0 true IT8619576A0 (it) 1986-02-28
IT8619576A1 IT8619576A1 (it) 1987-08-28
IT1190062B IT1190062B (it) 1988-02-10

Family

ID=9316792

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19576/86A IT1190062B (it) 1985-03-01 1986-02-28 Procedimento di trasmissione di segnali,destinati in particolare alla sorveglianza di un complesso di zone da proteggere,fra un posto centrale e una pluralita' di circuiti di segnalazione collegati a quest'ultimo,mediante un supporto di trasmissione e sistema per la messa in opera di un simile procedimento

Country Status (5)

Country Link
ES (1) ES8706301A1 (it)
FR (1) FR2578372B1 (it)
IT (1) IT1190062B (it)
LU (1) LU86327A1 (it)
PT (1) PT82124B (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
HUT43774A (en) * 1986-05-15 1987-11-30 Koezponti Banyaszati Fejleszte Method and apparatus for automatic identification living beings and objects

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3171108A (en) * 1960-11-23 1965-02-23 Mackeen John Crerar Valuable protection system
US3735353A (en) * 1971-10-28 1973-05-22 Johnson Service Co Alarm transmission line security system utilizing pseudo random encoding
US3713142A (en) * 1972-01-17 1973-01-23 Signatron Alarm system
US3866217A (en) * 1972-12-26 1975-02-11 Currier Smith Corp Monitoring transmission link by comparing pseudorandom signals
US4023163A (en) * 1975-09-19 1977-05-10 Johnson Controls, Inc. High security alarm transmission system
US4206449A (en) * 1977-07-27 1980-06-03 American District Telegraph Company Multiple sensor intrusion alarm system
GB2067321B (en) * 1980-01-08 1983-07-06 Raveningham Elect Res Monitoring apparatus
FR2526190B1 (fr) * 1982-04-30 1985-11-08 Europ Teletransmission Procede de protection d'un systeme de telesurveillance contre un sabotage et systeme mettant en oeuvre ce procede

Also Published As

Publication number Publication date
LU86327A1 (fr) 1986-06-10
FR2578372B1 (fr) 1987-05-15
ES552575A0 (es) 1987-05-16
ES8706301A1 (es) 1987-05-16
PT82124B (pt) 1992-05-29
FR2578372A1 (fr) 1986-09-05
IT1190062B (it) 1988-02-10
PT82124A (fr) 1986-03-01
IT8619576A1 (it) 1987-08-28

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Effective date: 19970227