FR829940A - Improvements to powerline transmission systems - Google Patents

Improvements to powerline transmission systems

Info

Publication number
FR829940A
FR829940A FR829940DA FR829940A FR 829940 A FR829940 A FR 829940A FR 829940D A FR829940D A FR 829940DA FR 829940 A FR829940 A FR 829940A
Authority
FR
France
Prior art keywords
transmission systems
powerline transmission
powerline
systems
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
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 FR829940A publication Critical patent/FR829940A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/36—Repeater circuits
    • H04B3/38—Repeater circuits for signals in two different frequency ranges transmitted in opposite directions over the same transmission path

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
  • Transmitters (AREA)
  • Amplitude Modulation (AREA)
FR829940D 1936-05-27 1937-11-26 Improvements to powerline transmission systems Expired FR829940A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE485992X 1936-05-27
DES125104D DE709003C (en) 1936-05-27 1936-11-28 Arrangement for amplification and frequency conversion at the line ends of carrier frequency telephony systems

Publications (1)

Publication Number Publication Date
FR829940A true FR829940A (en) 1938-07-08

Family

ID=25944488

Family Applications (1)

Application Number Title Priority Date Filing Date
FR829940D Expired FR829940A (en) 1936-05-27 1937-11-26 Improvements to powerline transmission systems

Country Status (3)

Country Link
DE (1) DE709003C (en)
FR (1) FR829940A (en)
GB (1) GB485992A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL302518A (en) * 1962-12-31
US3332016A (en) * 1963-11-05 1967-07-18 Viktor J Pokorny Single sideband transceiver system

Also Published As

Publication number Publication date
GB485992A (en) 1938-05-27
DE709003C (en) 1941-08-04

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