FR2188883A5 - - Google Patents

Info

Publication number
FR2188883A5
FR2188883A5 FR7221096A FR7221096A FR2188883A5 FR 2188883 A5 FR2188883 A5 FR 2188883A5 FR 7221096 A FR7221096 A FR 7221096A FR 7221096 A FR7221096 A FR 7221096A FR 2188883 A5 FR2188883 A5 FR 2188883A5
Authority
FR
France
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
FR7221096A
Other languages
French (fr)
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.)
SIGNALISATION
Original Assignee
SIGNALISATION
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 SIGNALISATION filed Critical SIGNALISATION
Priority to FR7221096A priority Critical patent/FR2188883A5/fr
Application granted granted Critical
Publication of FR2188883A5 publication Critical patent/FR2188883A5/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
FR7221096A 1972-06-12 1972-06-12 Expired FR2188883A5 (US07935154-20110503-C00006.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7221096A FR2188883A5 (US07935154-20110503-C00006.png) 1972-06-12 1972-06-12

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7221096A FR2188883A5 (US07935154-20110503-C00006.png) 1972-06-12 1972-06-12

Publications (1)

Publication Number Publication Date
FR2188883A5 true FR2188883A5 (US07935154-20110503-C00006.png) 1974-01-18

Family

ID=9100053

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7221096A Expired FR2188883A5 (US07935154-20110503-C00006.png) 1972-06-12 1972-06-12

Country Status (1)

Country Link
FR (1) FR2188883A5 (US07935154-20110503-C00006.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2434526A1 (fr) * 1978-08-23 1980-03-21 Telediffusion Fse Modulateur-demodulateur numerique a modulation a deplacement de frequence pour ligne a " 2 fils "

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2434526A1 (fr) * 1978-08-23 1980-03-21 Telediffusion Fse Modulateur-demodulateur numerique a modulation a deplacement de frequence pour ligne a " 2 fils "

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Legal Events

Date Code Title Description
ST Notification of lapse