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FR867644A - Improvements to telecommunications systems - Google Patents

Improvements to telecommunications systems

Info

Publication number
FR867644A
FR867644A FR867644DA FR867644A FR 867644 A FR867644 A FR 867644A FR 867644D A FR867644D A FR 867644DA FR 867644 A FR867644 A FR 867644A
Authority
FR
France
Prior art keywords
telecommunications systems
telecommunications
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)
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.)
Lignes Telegraphiques et Telephoniques LTT SA
Original Assignee
Lignes Telegraphiques et Telephoniques LTT SA
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 Lignes Telegraphiques et Telephoniques LTT SA filed Critical Lignes Telegraphiques et Telephoniques LTT SA
Application granted granted Critical
Publication of FR867644A publication Critical patent/FR867644A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/62—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for providing a predistortion of the signal in the transmitter and corresponding correction in the receiver, e.g. for improving the signal/noise ratio
    • H04B1/64—Volume compression or expansion arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
FR867644D 1939-10-24 1940-11-05 Improvements to telecommunications systems Expired FR867644A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB867644X 1939-10-24

Publications (1)

Publication Number Publication Date
FR867644A true FR867644A (en) 1941-11-18

Family

ID=10610115

Family Applications (1)

Application Number Title Priority Date Filing Date
FR867644D Expired FR867644A (en) 1939-10-24 1940-11-05 Improvements to telecommunications systems

Country Status (1)

Country Link
FR (1) FR867644A (en)

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