FR868642A - Mounting of trunk stations for long distance lines with wire end mounting for carrier frequency - Google Patents

Mounting of trunk stations for long distance lines with wire end mounting for carrier frequency

Info

Publication number
FR868642A
FR868642A FR868642DA FR868642A FR 868642 A FR868642 A FR 868642A FR 868642D A FR868642D A FR 868642DA FR 868642 A FR868642 A FR 868642A
Authority
FR
France
Prior art keywords
mounting
carrier frequency
long distance
wire end
distance lines
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.)
Alcatel Lucent Deutschland AG
C Lorenz AG
Original Assignee
Standard Elektrik Lorenz AG
C Lorenz AG
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 Standard Elektrik Lorenz AG, C Lorenz AG filed Critical Standard Elektrik Lorenz AG
Application granted granted Critical
Publication of FR868642A publication Critical patent/FR868642A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/78—Circuit arrangements in which low-frequency speech signals proceed in one direction on the line, while speech signals proceeding in the other direction on the line are modulated on a high-frequency carrier signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
FR868642D 1939-12-08 1940-12-30 Mounting of trunk stations for long distance lines with wire end mounting for carrier frequency Expired FR868642A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE216070X 1939-12-08

Publications (1)

Publication Number Publication Date
FR868642A true FR868642A (en) 1942-01-09

Family

ID=5827288

Family Applications (1)

Application Number Title Priority Date Filing Date
FR868642D Expired FR868642A (en) 1939-12-08 1940-12-30 Mounting of trunk stations for long distance lines with wire end mounting for carrier frequency

Country Status (4)

Country Link
US (1) US2280538A (en)
BE (1) BE439775A (en)
CH (1) CH216070A (en)
FR (1) FR868642A (en)

Also Published As

Publication number Publication date
BE439775A (en)
US2280538A (en) 1942-04-21
CH216070A (en) 1941-07-31

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