FR2305084A1 - Installation de transmission d'informations entre un poste principal et des postes secondaires dotes de possibilites d'appel - Google Patents

Installation de transmission d'informations entre un poste principal et des postes secondaires dotes de possibilites d'appel

Info

Publication number
FR2305084A1
FR2305084A1 FR7508606A FR7508606A FR2305084A1 FR 2305084 A1 FR2305084 A1 FR 2305084A1 FR 7508606 A FR7508606 A FR 7508606A FR 7508606 A FR7508606 A FR 7508606A FR 2305084 A1 FR2305084 A1 FR 2305084A1
Authority
FR
France
Prior art keywords
subsidiary stations
master
lines
photocoupling
transmission
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.)
Granted
Application number
FR7508606A
Other languages
English (en)
French (fr)
Other versions
FR2305084B1 (enrdf_load_stackoverflow
Inventor
Michel Sulpice
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.)
Cegelec SA
Original Assignee
Cegelec 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 Cegelec SA filed Critical Cegelec SA
Priority to FR7508606A priority Critical patent/FR2305084A1/fr
Publication of FR2305084A1 publication Critical patent/FR2305084A1/fr
Application granted granted Critical
Publication of FR2305084B1 publication Critical patent/FR2305084B1/fr
Granted 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
    • G08B26/002—Alarm systems in which substations are interrogated in succession by a central station with individual interrogation of substations connected in parallel only replying the state of the sensor

Landscapes

  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Small-Scale Networks (AREA)
FR7508606A 1975-03-19 1975-03-19 Installation de transmission d'informations entre un poste principal et des postes secondaires dotes de possibilites d'appel Granted FR2305084A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7508606A FR2305084A1 (fr) 1975-03-19 1975-03-19 Installation de transmission d'informations entre un poste principal et des postes secondaires dotes de possibilites d'appel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7508606A FR2305084A1 (fr) 1975-03-19 1975-03-19 Installation de transmission d'informations entre un poste principal et des postes secondaires dotes de possibilites d'appel

Publications (2)

Publication Number Publication Date
FR2305084A1 true FR2305084A1 (fr) 1976-10-15
FR2305084B1 FR2305084B1 (enrdf_load_stackoverflow) 1978-06-23

Family

ID=9152777

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7508606A Granted FR2305084A1 (fr) 1975-03-19 1975-03-19 Installation de transmission d'informations entre un poste principal et des postes secondaires dotes de possibilites d'appel

Country Status (1)

Country Link
FR (1) FR2305084A1 (enrdf_load_stackoverflow)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3302113A (en) * 1962-10-25 1967-01-31 Gen Electric Co Ltd Remote monitoring and control system with all control and monitoring tones generatedat control station
FR1488338A (fr) * 1966-05-21 1967-07-13 Societe D'etudes, Recherches Et Constructions Electroniques Perfectionnements aux systèmes et appareils de télécontrôle

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3302113A (en) * 1962-10-25 1967-01-31 Gen Electric Co Ltd Remote monitoring and control system with all control and monitoring tones generatedat control station
FR1488338A (fr) * 1966-05-21 1967-07-13 Societe D'etudes, Recherches Et Constructions Electroniques Perfectionnements aux systèmes et appareils de télécontrôle

Also Published As

Publication number Publication date
FR2305084B1 (enrdf_load_stackoverflow) 1978-06-23

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Legal Events

Date Code Title Description
ST Notification of lapse