FR426183A - Tachytélégraphe et machine télétype - Google Patents

Tachytélégraphe et machine télétype

Info

Publication number
FR426183A
FR426183A FR426183A FR426183DA FR426183A FR 426183 A FR426183 A FR 426183A FR 426183 A FR426183 A FR 426183A FR 426183D A FR426183D A FR 426183DA FR 426183 A FR426183 A FR 426183A
Authority
FR
France
Prior art keywords
tachytelegraph
teletype machine
teletype
machine
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
FR426183A
Other languages
English (en)
French (fr)
Inventor
Edouard Belin
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
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR426183A publication Critical patent/FR426183A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
    • H04L25/40—Transmitting circuits; Receiving circuits
    • H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
    • H04L25/493—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems by transition coding, i.e. the time-position or direction of a transition being encoded before transmission
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
    • H04L25/40—Transmitting circuits; Receiving circuits
    • H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
    • H04L25/4902—Pulse width modulation; Pulse position modulation

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
FR426183A 1911-04-19 1910-04-25 Tachytélégraphe et machine télétype Expired FR426183A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB191125157T 1911-04-19

Publications (1)

Publication Number Publication Date
FR426183A true FR426183A (fr) 1911-06-29

Family

ID=32568366

Family Applications (1)

Application Number Title Priority Date Filing Date
FR426183A Expired FR426183A (fr) 1911-04-19 1910-04-25 Tachytélégraphe et machine télétype

Country Status (3)

Country Link
DE (2) DE254019C (enrdf_load_html_response)
FR (1) FR426183A (enrdf_load_html_response)
GB (1) GB191125157A (enrdf_load_html_response)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1089411B (de) * 1957-10-26 1960-09-22 John Handley Telegrafierlocher

Also Published As

Publication number Publication date
DE254019C (enrdf_load_html_response)
GB191125157A (en) 1912-04-18
DE259964C (enrdf_load_html_response)

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