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CH210931A - Circuit device for merging and separating carrier frequency channels. - Google Patents

Circuit device for merging and separating carrier frequency channels.

Info

Publication number
CH210931A
CH210931A CH210931DA CH210931A CH 210931 A CH210931 A CH 210931A CH 210931D A CH210931D A CH 210931DA CH 210931 A CH210931 A CH 210931A
Authority
CH
Switzerland
Prior art keywords
merging
carrier frequency
circuit device
frequency channels
separating carrier
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 CH210931A publication Critical patent/CH210931A/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H04J1/02—Details
    • H04J1/04—Frequency-transposition arrangements
    • H04J1/045—Filters applied to frequency transposition

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Filters And Equalizers (AREA)
CH210931D 1938-07-01 1939-06-16 Circuit device for merging and separating carrier frequency channels. CH210931A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE210931X 1938-07-01

Publications (1)

Publication Number Publication Date
CH210931A true CH210931A (en) 1940-08-15

Family

ID=5799978

Family Applications (1)

Application Number Title Priority Date Filing Date
CH210931D CH210931A (en) 1938-07-01 1939-06-16 Circuit device for merging and separating carrier frequency channels.

Country Status (4)

Country Link
US (1) US2266496A (en)
BE (1) BE435104A (en)
CH (1) CH210931A (en)
FR (1) FR856911A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2700753A (en) * 1948-06-28 1955-01-25 Phillips Petroleum Co Method of and apparatus for seismic prospecting
US2874356A (en) * 1948-06-28 1959-02-17 Phillips Petroleum Co Method of and apparatus for seismic prospecting

Also Published As

Publication number Publication date
BE435104A (en)
US2266496A (en) 1941-12-16
FR856911A (en) 1940-08-16

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