BE780534A - Montage pour la transformation de frequence de signaux electriques de communication - Google Patents

Montage pour la transformation de frequence de signaux electriques de communication

Info

Publication number
BE780534A
BE780534A BE780534A BE780534A BE780534A BE 780534 A BE780534 A BE 780534A BE 780534 A BE780534 A BE 780534A BE 780534 A BE780534 A BE 780534A BE 780534 A BE780534 A BE 780534A
Authority
BE
Belgium
Prior art keywords
assembly
electrical communication
communication signals
frequency transformation
transformation
Prior art date
Application number
BE780534A
Other languages
English (en)
French (fr)
Original Assignee
Siemens 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 Siemens Ag filed Critical Siemens Ag
Publication of BE780534A publication Critical patent/BE780534A/xx

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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/46—Filters
    • H03H9/48—Coupling means therefor
    • H03H9/52—Electric coupling means

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Amplitude Modulation (AREA)
BE780534A 1971-03-12 1972-03-10 Montage pour la transformation de frequence de signaux electriques de communication BE780534A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712112041 DE2112041A1 (de) 1971-03-12 1971-03-12 Schaltungsanordnung zur Frequenzumsetzung elektrischer Nachrichtensignale

Publications (1)

Publication Number Publication Date
BE780534A true BE780534A (fr) 1972-09-11

Family

ID=5801402

Family Applications (1)

Application Number Title Priority Date Filing Date
BE780534A BE780534A (fr) 1971-03-12 1972-03-10 Montage pour la transformation de frequence de signaux electriques de communication

Country Status (10)

Country Link
AT (1) AT310816B (xx)
AU (1) AU463059B2 (xx)
BE (1) BE780534A (xx)
DE (1) DE2112041A1 (xx)
FR (1) FR2128816B1 (xx)
GB (1) GB1334650A (xx)
IL (1) IL38922A (xx)
IT (1) IT949935B (xx)
NL (1) NL150638B (xx)
YU (1) YU34949B (xx)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2453122A1 (de) * 1974-11-08 1976-05-20 Siemens Ag Filter fuer elektrische schwingungen

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE868933C (de) * 1943-10-07 1953-03-02 Aeg Modulationseinrichtung mit nach- bzw. vorgeschaltetem Filter zur Unterdrueckung eines Seitenbandes
CH491545A (de) * 1968-05-29 1970-05-31 Siemens Ag Elektromechanisches Filter

Also Published As

Publication number Publication date
YU63372A (en) 1979-10-31
FR2128816B1 (xx) 1976-06-11
GB1334650A (en) 1973-10-24
NL150638B (nl) 1976-08-16
FR2128816A1 (xx) 1972-10-20
DE2112041B2 (xx) 1974-12-19
DE2112041A1 (de) 1972-09-28
AU3995672A (en) 1973-09-20
YU34949B (en) 1980-04-30
AU463059B2 (en) 1975-06-21
NL7203266A (xx) 1972-09-14
AT310816B (de) 1973-10-25
IL38922A (en) 1975-10-15
IL38922A0 (en) 1972-05-30
IT949935B (it) 1973-06-11

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