NL150638B - CIRCUIT FOR FREQUENCY CONVERSION OF ELECTRICAL COMMUNICATION SIGNALS. - Google Patents

CIRCUIT FOR FREQUENCY CONVERSION OF ELECTRICAL COMMUNICATION SIGNALS.

Info

Publication number
NL150638B
NL150638B NL727203266A NL7203266A NL150638B NL 150638 B NL150638 B NL 150638B NL 727203266 A NL727203266 A NL 727203266A NL 7203266 A NL7203266 A NL 7203266A NL 150638 B NL150638 B NL 150638B
Authority
NL
Netherlands
Prior art keywords
circuit
frequency conversion
electrical communication
communication signals
signals
Prior art date
Application number
NL727203266A
Other languages
Dutch (nl)
Other versions
NL7203266A (en
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 NL7203266A publication Critical patent/NL7203266A/xx
Publication of NL150638B publication Critical patent/NL150638B/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
    • 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)
NL727203266A 1971-03-12 1972-03-10 CIRCUIT FOR FREQUENCY CONVERSION OF ELECTRICAL COMMUNICATION SIGNALS. NL150638B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712112041 DE2112041A1 (en) 1971-03-12 1971-03-12 Circuit arrangement for the frequency conversion of electrical communication signals

Publications (2)

Publication Number Publication Date
NL7203266A NL7203266A (en) 1972-09-14
NL150638B true NL150638B (en) 1976-08-16

Family

ID=5801402

Family Applications (1)

Application Number Title Priority Date Filing Date
NL727203266A NL150638B (en) 1971-03-12 1972-03-10 CIRCUIT FOR FREQUENCY CONVERSION OF ELECTRICAL COMMUNICATION SIGNALS.

Country Status (10)

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

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2453122A1 (en) * 1974-11-08 1976-05-20 Siemens Ag FILTER FOR ELECTRIC VIBRATIONS

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE868933C (en) * 1943-10-07 1953-03-02 Aeg Modulation device with a downstream or upstream filter to suppress a sideband
CH491545A (en) * 1968-05-29 1970-05-31 Siemens Ag Electromechanical filter

Also Published As

Publication number Publication date
IT949935B (en) 1973-06-11
YU63372A (en) 1979-10-31
IL38922A0 (en) 1972-05-30
NL7203266A (en) 1972-09-14
AU3995672A (en) 1973-09-20
FR2128816B1 (en) 1976-06-11
AT310816B (en) 1973-10-25
GB1334650A (en) 1973-10-24
AU463059B2 (en) 1975-06-21
FR2128816A1 (en) 1972-10-20
BE780534A (en) 1972-09-11
DE2112041B2 (en) 1974-12-19
YU34949B (en) 1980-04-30
DE2112041A1 (en) 1972-09-28
IL38922A (en) 1975-10-15

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee
NL80 Information provided on patent owner name for an already discontinued patent

Owner name: SIEMENS