ES377624A1 - Sistema de demodulacion para modulacion en frecuencia. - Google Patents

Sistema de demodulacion para modulacion en frecuencia.

Info

Publication number
ES377624A1
ES377624A1 ES377624A ES377624A ES377624A1 ES 377624 A1 ES377624 A1 ES 377624A1 ES 377624 A ES377624 A ES 377624A ES 377624 A ES377624 A ES 377624A ES 377624 A1 ES377624 A1 ES 377624A1
Authority
ES
Spain
Prior art keywords
demodulator
output
coupled
frequency modulation
fmfb
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
ES377624A
Other languages
English (en)
Spanish (es)
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.)
Nokia Spain SA
Original Assignee
Alcatel Espana SA
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 Alcatel Espana SA filed Critical Alcatel Espana SA
Publication of ES377624A1 publication Critical patent/ES377624A1/es
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
    • H03D3/02—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal
    • H03D3/24—Modifications of demodulators to reject or remove amplitude variations by means of locked-in oscillator circuits
    • H03D3/241—Modifications of demodulators to reject or remove amplitude variations by means of locked-in oscillator circuits the oscillator being part of a phase locked loop
    • H03D3/248—Modifications of demodulators to reject or remove amplitude variations by means of locked-in oscillator circuits the oscillator being part of a phase locked loop with means for eliminating interfering signals, e.g. by multiple phase locked loops
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
    • H03D3/001—Details of arrangements applicable to more than one type of frequency demodulator
    • H03D3/002—Modifications of demodulators to reduce interference by undesired signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Superheterodyne Receivers (AREA)
  • Noise Elimination (AREA)
ES377624A 1969-03-18 1970-03-17 Sistema de demodulacion para modulacion en frecuencia. Expired ES377624A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US80811669A 1969-03-18 1969-03-18

Publications (1)

Publication Number Publication Date
ES377624A1 true ES377624A1 (es) 1972-07-16

Family

ID=25197904

Family Applications (1)

Application Number Title Priority Date Filing Date
ES377624A Expired ES377624A1 (es) 1969-03-18 1970-03-17 Sistema de demodulacion para modulacion en frecuencia.

Country Status (10)

Country Link
US (1) US3643172A (enExample)
BE (1) BE747527A (enExample)
BR (1) BR7017533D0 (enExample)
CH (1) CH526231A (enExample)
DE (1) DE2012414A1 (enExample)
ES (1) ES377624A1 (enExample)
FR (1) FR2037216B1 (enExample)
GB (1) GB1296665A (enExample)
NL (1) NL7003681A (enExample)
SE (1) SE354390B (enExample)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3206681A (en) * 1961-10-02 1965-09-14 Electro Mechanical Res Inc Pulse code detecting systems
FR1328367A (fr) * 1962-04-09 1963-05-31 Démodulateur d'ondes modulées en fréquence

Also Published As

Publication number Publication date
SE354390B (enExample) 1973-03-05
US3643172A (en) 1972-02-15
BR7017533D0 (pt) 1973-04-10
GB1296665A (enExample) 1972-11-15
DE2012414A1 (de) 1970-09-24
BE747527A (fr) 1970-09-18
FR2037216B1 (enExample) 1975-01-10
CH526231A (de) 1972-07-31
FR2037216A1 (enExample) 1970-12-31
NL7003681A (enExample) 1970-09-22

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