FR748843A - Improvements in electrical systems for transmitting signals by alternating currents - Google Patents

Improvements in electrical systems for transmitting signals by alternating currents

Info

Publication number
FR748843A
FR748843A FR748843DA FR748843A FR 748843 A FR748843 A FR 748843A FR 748843D A FR748843D A FR 748843DA FR 748843 A FR748843 A FR 748843A
Authority
FR
France
Prior art keywords
transmitting signals
electrical systems
alternating currents
currents
alternating
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.)
Thales SA
Original Assignee
Le Materiel Telephonique Thomson CSF
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 Le Materiel Telephonique Thomson CSF filed Critical Le Materiel Telephonique Thomson CSF
Application granted granted Critical
Publication of FR748843A publication Critical patent/FR748843A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/04—Control of transmission; Equalising
    • H04B3/10—Control of transmission; Equalising by pilot signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Telephonic Communication Services (AREA)
FR748843D 1932-01-20 1933-01-11 Improvements in electrical systems for transmitting signals by alternating currents Expired FR748843A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB748843X 1932-01-20

Publications (1)

Publication Number Publication Date
FR748843A true FR748843A (en) 1933-07-10

Family

ID=10496174

Family Applications (1)

Application Number Title Priority Date Filing Date
FR748843D Expired FR748843A (en) 1932-01-20 1933-01-11 Improvements in electrical systems for transmitting signals by alternating currents

Country Status (2)

Country Link
DE (1) DE640855C (en)
FR (1) FR748843A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL72570C (en) * 1949-09-02
NL269763A (en) * 1960-09-30
DE1271751B (en) * 1964-06-18 1968-07-04 Siemens Ag Circuit arrangement for adjusting the single circuits of telegraph current converters

Also Published As

Publication number Publication date
DE640855C (en) 1937-01-16

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