NO148505C - Apparat for oppfangning av radiosignaler i et forutbestemt inngangsfrekvensbaand - Google Patents

Apparat for oppfangning av radiosignaler i et forutbestemt inngangsfrekvensbaand

Info

Publication number
NO148505C
NO148505C NO791642A NO791642A NO148505C NO 148505 C NO148505 C NO 148505C NO 791642 A NO791642 A NO 791642A NO 791642 A NO791642 A NO 791642A NO 148505 C NO148505 C NO 148505C
Authority
NO
Norway
Prior art keywords
radio signals
input frequency
detecting radio
presented input
frequency tape
Prior art date
Application number
NO791642A
Other languages
English (en)
Other versions
NO791642L (no
NO148505B (no
Inventor
Michel Geesen
Jacques Mourant
Daniel Pierre Ludwig
Original Assignee
Dassault Electronique
Centre Nat Etd Spatiales
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 Dassault Electronique, Centre Nat Etd Spatiales filed Critical Dassault Electronique
Publication of NO791642L publication Critical patent/NO791642L/no
Publication of NO148505B publication Critical patent/NO148505B/no
Publication of NO148505C publication Critical patent/NO148505C/no

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
    • G01R23/16—Spectrum analysis; Fourier analysis
    • G01R23/165—Spectrum analysis; Fourier analysis using filters
    • 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
    • H03D3/003—Arrangements for reducing frequency deviation, e.g. by negative frequency feedback
    • H03D3/004—Arrangements for reducing frequency deviation, e.g. by negative frequency feedback wherein the demodulated signal is used for controlling an oscillator, e.g. the local oscillator
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
    • H03J7/18—Automatic scanning over a band of frequencies
    • H03J7/20—Automatic scanning over a band of frequencies where the scanning is accomplished by varying the electrical characteristics of a non-mechanically adjustable element
    • H03J7/28—Automatic scanning over a band of frequencies where the scanning is accomplished by varying the electrical characteristics of a non-mechanically adjustable element using counters or frequency dividers
    • H03J7/285—Automatic scanning over a band of frequencies where the scanning is accomplished by varying the electrical characteristics of a non-mechanically adjustable element using counters or frequency dividers the counter or frequency divider being used in a phase locked loop

Landscapes

  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Circuits Of Receivers In General (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Recording Or Reproducing By Magnetic Means (AREA)
  • Burglar Alarm Systems (AREA)
  • Superheterodyne Receivers (AREA)
  • Communication Control (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
NO791642A 1978-05-17 1979-05-16 Apparat for oppfangning av radiosignaler i et forutbestemt inngangsfrekvensbaand NO148505C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7814626A FR2426367A1 (fr) 1978-05-17 1978-05-17 Perfectionnements aux appareils radio-electriques pour la collecte d'informations provenant d'une multiplicite de postes

Publications (3)

Publication Number Publication Date
NO791642L NO791642L (no) 1979-11-20
NO148505B NO148505B (no) 1983-07-11
NO148505C true NO148505C (no) 1983-10-19

Family

ID=9208342

Family Applications (3)

Application Number Title Priority Date Filing Date
NO791642A NO148505C (no) 1978-05-17 1979-05-16 Apparat for oppfangning av radiosignaler i et forutbestemt inngangsfrekvensbaand
NO823328A NO823328L (no) 1978-05-17 1982-10-04 Apparat for mottagning og oppsamling av radiosignaler
NO823329A NO823329L (no) 1978-05-17 1982-10-04 Apparat for behandling av signaler.

Family Applications After (2)

Application Number Title Priority Date Filing Date
NO823328A NO823328L (no) 1978-05-17 1982-10-04 Apparat for mottagning og oppsamling av radiosignaler
NO823329A NO823329L (no) 1978-05-17 1982-10-04 Apparat for behandling av signaler.

Country Status (5)

Country Link
JP (1) JPS6013620B2 (no)
CA (1) CA1142237A (no)
DE (3) DE2919839C2 (no)
FR (1) FR2426367A1 (no)
NO (3) NO148505C (no)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2999839B1 (fr) * 2012-12-14 2018-05-25 Thales Recepteur de signaux radiofrequence destine a etre installe sur un satellite

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3984769A (en) * 1956-07-26 1976-10-05 American Standard, Inc. Mixed-base intercept receiver
FR1605302A (no) * 1958-08-26 1974-08-02
US3042800A (en) 1960-07-01 1962-07-03 Hughes Aircraft Co Selective automatic gain control circuit
US3173087A (en) * 1961-04-03 1965-03-09 Collins Radio Co Radio search and intercept system including serially connected frequency determining units with increasing passbands
GB1581525A (en) * 1976-08-04 1980-12-17 Plessey Co Ltd Frequency synthesis control system

Also Published As

Publication number Publication date
DE2919839A1 (de) 1979-12-20
DE2953958C2 (no) 1987-04-30
FR2426367B1 (no) 1982-04-09
FR2426367A1 (fr) 1979-12-14
NO823328L (no) 1979-11-20
JPS5526795A (en) 1980-02-26
NO823329L (no) 1979-11-20
NO791642L (no) 1979-11-20
JPS6013620B2 (ja) 1985-04-08
CA1142237A (fr) 1983-03-01
DE2919839C2 (de) 1983-03-03
NO148505B (no) 1983-07-11
DE2953957C2 (de) 1986-08-07

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