FR1148623A - Improvements to coded information transmission systems - Google Patents

Improvements to coded information transmission systems

Info

Publication number
FR1148623A
FR1148623A FR1148623DA FR1148623A FR 1148623 A FR1148623 A FR 1148623A FR 1148623D A FR1148623D A FR 1148623DA FR 1148623 A FR1148623 A FR 1148623A
Authority
FR
France
Prior art keywords
information transmission
transmission systems
coded information
coded
systems
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
French (fr)
Inventor
Marcel Rastello
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.)
Telecommunications Radioelectriques et Telephoniques SA TRT
Original Assignee
Telecommunications Radioelectriques et Telephoniques SA TRT
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 Telecommunications Radioelectriques et Telephoniques SA TRT filed Critical Telecommunications Radioelectriques et Telephoniques SA TRT
Application granted granted Critical
Publication of FR1148623A publication Critical patent/FR1148623A/en
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
    • G—PHYSICS
    • G08—SIGNALLING
    • G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C19/00—Electric signal transmission systems
    • G08C19/16—Electric signal transmission systems in which transmission is by pulses
    • G08C19/28—Electric signal transmission systems in which transmission is by pulses using pulse code
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR1148623D 1956-03-06 1956-03-06 Improvements to coded information transmission systems Expired FR1148623A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1148623T 1956-03-06

Publications (1)

Publication Number Publication Date
FR1148623A true FR1148623A (en) 1957-12-12

Family

ID=9646448

Family Applications (3)

Application Number Title Priority Date Filing Date
FR1148623D Expired FR1148623A (en) 1956-03-06 1956-03-06 Improvements to coded information transmission systems
FR70018D Expired FR70018E (en) 1956-03-06 1956-07-31 Improvements to coded information transmission systems
FR70185D Expired FR70185E (en) 1956-03-06 1956-08-06 Improvements to coded information transmission systems

Family Applications After (2)

Application Number Title Priority Date Filing Date
FR70018D Expired FR70018E (en) 1956-03-06 1956-07-31 Improvements to coded information transmission systems
FR70185D Expired FR70185E (en) 1956-03-06 1956-08-06 Improvements to coded information transmission systems

Country Status (1)

Country Link
FR (3) FR1148623A (en)

Also Published As

Publication number Publication date
FR70018E (en) 1959-02-02
FR70185E (en) 1959-02-19

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