CH216070A - Remote place switching for remote lines with carrier frequency limit switching - Google Patents

Remote place switching for remote lines with carrier frequency limit switching

Info

Publication number
CH216070A
CH216070A CH216070DA CH216070A CH 216070 A CH216070 A CH 216070A CH 216070D A CH216070D A CH 216070DA CH 216070 A CH216070 A CH 216070A
Authority
CH
Switzerland
Prior art keywords
switching
remote
carrier frequency
frequency limit
lines
Prior art date
Application number
Other languages
German (de)
Inventor
Aktiengesellschaft C Lorenz
Original Assignee
Lorenz C 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 Lorenz C Ag filed Critical Lorenz C Ag
Publication of CH216070A publication Critical patent/CH216070A/en

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)
CH216070D 1939-12-08 1940-11-04 Remote place switching for remote lines with carrier frequency limit switching CH216070A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
CH216070A true CH216070A (en) 1941-07-31

Family

ID=5827288

Family Applications (1)

Application Number Title Priority Date Filing Date
CH216070D CH216070A (en) 1939-12-08 1940-11-04 Remote place switching for remote lines with carrier frequency limit switching

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
FR868642A (en) 1942-01-09

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