FR55759E - Système perfectionné de transmissions radiotélégraphiques - Google Patents

Système perfectionné de transmissions radiotélégraphiques

Info

Publication number
FR55759E
FR55759E FR55759DA FR55759E FR 55759 E FR55759 E FR 55759E FR 55759D A FR55759D A FR 55759DA FR 55759 E FR55759 E FR 55759E
Authority
FR
France
Prior art keywords
radiotelegraph
transmissions
advanced system
advanced
radiotelegraph transmissions
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
Other languages
English (en)
French (fr)
Inventor
Philippe-Yves-Marie Le Calvez
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 filed Critical
Application granted granted Critical
Publication of FR55759E publication Critical patent/FR55759E/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
    • H04L27/26—Systems using multi-frequency codes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Selective Calling Equipment (AREA)
  • Interface Circuits In Exchanges (AREA)
FR55759D 1944-05-17 1944-05-17 Système perfectionné de transmissions radiotélégraphiques Expired FR55759E (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR55759T 1944-05-17

Publications (1)

Publication Number Publication Date
FR55759E true FR55759E (fr) 1952-09-05

Family

ID=8690053

Family Applications (1)

Application Number Title Priority Date Filing Date
FR55759D Expired FR55759E (fr) 1944-05-17 1944-05-17 Système perfectionné de transmissions radiotélégraphiques

Country Status (2)

Country Link
BE (2) BE474227A (enrdf_load_stackoverflow)
FR (1) FR55759E (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
BE474226A (enrdf_load_stackoverflow)
BE474227A (enrdf_load_stackoverflow)

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