NL272204A - - Google Patents

Info

Publication number
NL272204A
NL272204A NL272204DA NL272204A NL 272204 A NL272204 A NL 272204A NL 272204D A NL272204D A NL 272204DA NL 272204 A NL272204 A NL 272204A
Authority
NL
Netherlands
Application number
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.)
Publication of NL272204A publication Critical patent/NL272204A/xx
Priority claimed from FR851368A external-priority patent/FR1288134A/fr

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/08—Details of the phase-locked loop
    • H03L7/10—Details of the phase-locked loop for assuring initial synchronisation or for broadening the capture range
    • H03L7/12—Details of the phase-locked loop for assuring initial synchronisation or for broadening the capture range using a scanning signal
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/16—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop
    • H03L7/20—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a harmonic phase-locked loop, i.e. a loop which can be locked to one of a number of harmonically related frequencies applied to it
NL272204D 1961-02-01 NL272204A (cs)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR851368A FR1288134A (fr) 1961-02-01 1961-02-01 Synthétiseur de fréquence à commande électronique d'exploration de fréquence

Publications (1)

Publication Number Publication Date
NL272204A true NL272204A (cs)

Family

ID=8747908

Family Applications (1)

Application Number Title Priority Date Filing Date
NL272204D NL272204A (cs) 1961-02-01

Country Status (5)

Country Link
US (1) US3205451A (cs)
CH (1) CH392637A (cs)
DE (1) DE1273009B (cs)
GB (1) GB969549A (cs)
NL (1) NL272204A (cs)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2049664A6 (cs) * 1969-06-16 1971-03-26 Cit Alcatel
GB1420320A (en) * 1971-12-08 1976-01-07 Matsushita Electric Industrial Co Ltd Tuning apparatus
US3793594A (en) * 1972-02-18 1974-02-19 Rca Corp Wide band phase-coherent self-calibrating translation loop

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1075170B (de) * 1960-02-11 Siemens &. Halske Aktiengesellschaft, Berlin und München Schaltung zur Frequenzeinrastung
US2594263A (en) * 1948-01-21 1952-04-22 Philco Corp Automatic frequency control system
US2631239A (en) * 1950-02-01 1953-03-10 Lower Jack Wesley Automatic frequency control system
US2749442A (en) * 1950-12-09 1956-06-05 Servo Corp Of America Controlled oscillator
US2951150A (en) * 1956-11-16 1960-08-30 Itt Automatic frequency search and track system
US2881319A (en) * 1957-06-07 1959-04-07 Arthur R Sills Automatic frequency control system

Also Published As

Publication number Publication date
US3205451A (en) 1965-09-07
GB969549A (en) 1964-09-09
DE1273009B (de) 1968-07-18
CH392637A (fr) 1965-05-31

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