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FR2578372B1 - METHOD FOR TRANSMITTING SIGNALS, IN PARTICULAR FOR MONITORING A SET OF ZONES TO BE PROTECTED, BETWEEN A CENTRAL STATION AND A PLURALITY OF DETECTION CIRCUITS CONNECTED THEREWITH BY A TRANSMISSION MEDIUM AND SYSTEM FOR IMPLEMENTING SAME SUCH A PROCESS - Google Patents

METHOD FOR TRANSMITTING SIGNALS, IN PARTICULAR FOR MONITORING A SET OF ZONES TO BE PROTECTED, BETWEEN A CENTRAL STATION AND A PLURALITY OF DETECTION CIRCUITS CONNECTED THEREWITH BY A TRANSMISSION MEDIUM AND SYSTEM FOR IMPLEMENTING SAME SUCH A PROCESS

Info

Publication number
FR2578372B1
FR2578372B1 FR8503075A FR8503075A FR2578372B1 FR 2578372 B1 FR2578372 B1 FR 2578372B1 FR 8503075 A FR8503075 A FR 8503075A FR 8503075 A FR8503075 A FR 8503075A FR 2578372 B1 FR2578372 B1 FR 2578372B1
Authority
FR
France
Prior art keywords
zones
protected
monitoring
transmission medium
central station
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
FR8503075A
Other languages
French (fr)
Other versions
FR2578372A1 (en
Inventor
Antoine Libbrecht
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fichet Bauche SA
Original Assignee
Fichet Bauche SA
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 SA filed Critical Fichet Bauche SA
Priority to FR8503075A priority Critical patent/FR2578372B1/en
Priority to LU86327A priority patent/LU86327A1/en
Priority to ES552575A priority patent/ES8706301A1/en
Priority to IT19576/86A priority patent/IT1190062B/en
Priority to PT82124A priority patent/PT82124B/en
Publication of FR2578372A1 publication Critical patent/FR2578372A1/en
Application granted granted Critical
Publication of FR2578372B1 publication Critical patent/FR2578372B1/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR 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 OR 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 OR 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)
FR8503075A 1985-03-01 1985-03-01 METHOD FOR TRANSMITTING SIGNALS, IN PARTICULAR FOR MONITORING A SET OF ZONES TO BE PROTECTED, BETWEEN A CENTRAL STATION AND A PLURALITY OF DETECTION CIRCUITS CONNECTED THEREWITH BY A TRANSMISSION MEDIUM AND SYSTEM FOR IMPLEMENTING SAME SUCH A PROCESS Expired FR2578372B1 (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR8503075A FR2578372B1 (en) 1985-03-01 1985-03-01 METHOD FOR TRANSMITTING SIGNALS, IN PARTICULAR FOR MONITORING A SET OF ZONES TO BE PROTECTED, BETWEEN A CENTRAL STATION AND A PLURALITY OF DETECTION CIRCUITS CONNECTED THEREWITH BY A TRANSMISSION MEDIUM AND SYSTEM FOR IMPLEMENTING SAME SUCH A PROCESS
LU86327A LU86327A1 (en) 1985-03-01 1986-02-26 METHOD FOR TRANSMITTING SIGNALS INTENDED IN PARTICULAR FOR MONITORING A SET OF ZONES TO BE PROTECTED BETWEEN A CENTRAL STATION AND A PLURALITY OF DETECTION CIRCUITS CONNECTED THEREWITH A TRANSMISSION MEDIUM AND SYSTEM FOR IMPLEMENTING SUCH A DEVICE PROCESS
ES552575A ES8706301A1 (en) 1985-03-01 1986-02-28 Method of transmitting signals intended in particular for monitoring a collection of regions to be protected, between a central set and a plurality of detection circuits connected to the latter by a transmission medium and system for implementing such a method
IT19576/86A IT1190062B (en) 1985-03-01 1986-02-28 SIGNAL TRANSMISSION PROCEDURE, INTENDED IN PARTICULAR FOR THE SURVEILLANCE OF A COMPLEX OF AREAS TO PROTECT, BETWEEN A CENTRAL PLACE AND A PLURALITY OF SIGNALING CIRCUITS CONNECTED TO THE SAME, THROUGH A TRANSMISSION SUPPORT AND A SYSTEM FOR THE TRANSMISSION A SIMILAR PROCEDURE
PT82124A PT82124B (en) 1985-03-01 1986-02-28 A method of transmitting signals in particular for monitoring a set of zones to be protected between a central station and a plurality of detection circuits connected thereto by a transmission support and system for carrying out such a process

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8503075A FR2578372B1 (en) 1985-03-01 1985-03-01 METHOD FOR TRANSMITTING SIGNALS, IN PARTICULAR FOR MONITORING A SET OF ZONES TO BE PROTECTED, BETWEEN A CENTRAL STATION AND A PLURALITY OF DETECTION CIRCUITS CONNECTED THEREWITH BY A TRANSMISSION MEDIUM AND SYSTEM FOR IMPLEMENTING SAME SUCH A PROCESS

Publications (2)

Publication Number Publication Date
FR2578372A1 FR2578372A1 (en) 1986-09-05
FR2578372B1 true FR2578372B1 (en) 1987-05-15

Family

ID=9316792

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8503075A Expired FR2578372B1 (en) 1985-03-01 1985-03-01 METHOD FOR TRANSMITTING SIGNALS, IN PARTICULAR FOR MONITORING A SET OF ZONES TO BE PROTECTED, BETWEEN A CENTRAL STATION AND A PLURALITY OF DETECTION CIRCUITS CONNECTED THEREWITH BY A TRANSMISSION MEDIUM AND SYSTEM FOR IMPLEMENTING SAME SUCH A PROCESS

Country Status (5)

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

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 (en) * 1982-04-30 1985-11-08 Europ Teletransmission METHOD FOR PROTECTING A REMOTE MONITORING SYSTEM AGAINST SABOTAGE AND SYSTEM IMPLEMENTING SAID METHOD

Also Published As

Publication number Publication date
IT8619576A0 (en) 1986-02-28
ES8706301A1 (en) 1987-05-16
PT82124A (en) 1986-03-01
PT82124B (en) 1992-05-29
FR2578372A1 (en) 1986-09-05
ES552575A0 (en) 1987-05-16
LU86327A1 (en) 1986-06-10
IT1190062B (en) 1988-02-10
IT8619576A1 (en) 1987-08-28

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