FR791198A - Powerline transmission system - Google Patents

Powerline transmission system

Info

Publication number
FR791198A
FR791198A FR791198DA FR791198A FR 791198 A FR791198 A FR 791198A FR 791198D A FR791198D A FR 791198DA FR 791198 A FR791198 A FR 791198A
Authority
FR
France
Prior art keywords
powerline transmission
powerline
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
Original Assignee
Lignes Telegraphiques et Telephoniques LTT
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
Priority to US729922A priority Critical patent/US2018850A/en
Application filed by Lignes Telegraphiques et Telephoniques LTT filed Critical Lignes Telegraphiques et Telephoniques LTT
Application granted granted Critical
Publication of FR791198A publication Critical patent/FR791198A/en
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04JMULTIPLEX COMMUNICATION
    • H04J1/00Frequency-division multiplex systems
    • H04J1/02Details
    • H04J1/16Monitoring arrangements
FR791198D 1934-06-09 1935-05-31 Powerline transmission system Expired FR791198A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US729922A US2018850A (en) 1934-06-09 1934-06-09 Unattended repeater system

Publications (1)

Publication Number Publication Date
FR791198A true FR791198A (en) 1935-12-05

Family

ID=24933151

Family Applications (1)

Application Number Title Priority Date Filing Date
FR791198D Expired FR791198A (en) 1934-06-09 1935-05-31 Powerline transmission system

Country Status (4)

Country Link
US (1) US2018850A (en)
AT (1) AT148791B (en)
DE (1) DE683582C (en)
FR (1) FR791198A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2186786A1 (en) * 1971-04-21 1974-01-11 Philips Nv

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE495472A (en) * 1949-05-03
DE936100C (en) * 1952-01-18 1955-12-07 Wolfgang Assmann Method and arrangement for monitoring the operational readiness of transmission systems with automatic, magnetic sound reproduction devices
DE943476C (en) * 1952-07-15 1956-05-24 Felten & Guilleaume Carlswerk Arrangement for remote switching of amplifiers in unmanned intermediate stations
DE956697C (en) * 1952-07-18 1957-01-24 Felten & Guilleaume Carlswerk Arrangement for monitoring underwater amplifiers in submarine cable systems by means of monitoring frequencies transmitted by the manned stations
DE1074089B (en) * 1956-06-15 1900-01-01
BE568093A (en) * 1957-05-28

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2186786A1 (en) * 1971-04-21 1974-01-11 Philips Nv

Also Published As

Publication number Publication date
US2018850A (en) 1935-10-29
AT148791B (en) 1937-03-10
DE683582C (en) 1939-11-11

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