FR4939E - Mode de transmissions télégraphiques multiples - Google Patents

Mode de transmissions télégraphiques multiples

Info

Publication number
FR4939E
FR4939E FR4939A FR4939DA FR4939E FR 4939 E FR4939 E FR 4939E FR 4939 A FR4939 A FR 4939A FR 4939D A FR4939D A FR 4939DA FR 4939 E FR4939 E FR 4939E
Authority
FR
France
Prior art keywords
transmission mode
telegraphic transmission
telegraphic
mode
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.)
Expired
Application number
FR4939A
Other languages
English (en)
Inventor
Pierre Picard
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.)
Individual
Original Assignee
Individual
Publication date
Application granted granted Critical
Publication of FR4939E publication Critical patent/FR4939E/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
    • H04M11/06—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/02—Channels characterised by the type of signal
    • H04L5/06—Channels characterised by the type of signal the signals being represented by different frequencies

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
FR4939A Mode de transmissions télégraphiques multiples Expired FR4939E (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR4939T

Publications (1)

Publication Number Publication Date
FR4939E true FR4939E (fr) 1905-11-15

Family

ID=8601211

Family Applications (2)

Application Number Title Priority Date Filing Date
FR4939A Expired FR4939E (fr) Mode de transmissions télégraphiques multiples
FR328116A Expired FR328116A (fr) 1902-10-23 Mode de transmissions télégraphiques multiples

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR328116A Expired FR328116A (fr) 1902-10-23 Mode de transmissions télégraphiques multiples

Country Status (1)

Country Link
FR (2) FR328116A (fr)

Also Published As

Publication number Publication date
FR328116A (fr) 1903-12-30

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