NO133052B - - Google Patents

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Publication number
NO133052B
NO133052B NO59972A NO59972A NO133052B NO 133052 B NO133052 B NO 133052B NO 59972 A NO59972 A NO 59972A NO 59972 A NO59972 A NO 59972A NO 133052 B NO133052 B NO 133052B
Authority
NO
Norway
Prior art keywords
frequency
regulation device
time
generator
signal
Prior art date
Application number
NO59972A
Other languages
English (en)
Norwegian (no)
Other versions
NO133052C (es
Inventor
C Galopin
Original Assignee
Thomson Csf
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 Thomson Csf filed Critical Thomson Csf
Publication of NO133052B publication Critical patent/NO133052B/no
Publication of NO133052C publication Critical patent/NO133052C/no

Links

Classifications

    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03LAUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00Automatic control of frequency or phase; Synchronisation
    • H03L7/06Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/16Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop
    • H03L7/18Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop
    • H03L7/183Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop a time difference being used for locking the loop, the counter counting between fixed numbers or the frequency divider dividing by a fixed number
    • H03L7/187Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop a time difference being used for locking the loop, the counter counting between fixed numbers or the frequency divider dividing by a fixed number using means for coarse tuning the voltage controlled oscillator of the loop
    • H03L7/189Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop a time difference being used for locking the loop, the counter counting between fixed numbers or the frequency divider dividing by a fixed number using means for coarse tuning the voltage controlled oscillator of the loop comprising a D/A converter for generating a coarse tuning voltage
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03LAUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00Automatic control of frequency or phase; Synchronisation
    • H03L7/06Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/16Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop
    • H03L7/18Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop
    • H03L7/197Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop a time difference being used for locking the loop, the counter counting between numbers which are variable in time or the frequency divider dividing by a factor variable in time, e.g. for obtaining fractional frequency division
    • H03L7/1972Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop a time difference being used for locking the loop, the counter counting between numbers which are variable in time or the frequency divider dividing by a factor variable in time, e.g. for obtaining fractional frequency division for reducing the locking time interval

Landscapes

  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
NO59972A 1971-03-02 1972-02-28 NO133052C (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7107133A FR2128056B1 (es) 1971-03-02 1971-03-02

Publications (2)

Publication Number Publication Date
NO133052B true NO133052B (es) 1975-11-17
NO133052C NO133052C (es) 1976-02-25

Family

ID=9072749

Family Applications (1)

Application Number Title Priority Date Filing Date
NO59972A NO133052C (es) 1971-03-02 1972-02-28

Country Status (9)

Country Link
BE (1) BE780113A (es)
DE (1) DE2209385C2 (es)
ES (1) ES400258A1 (es)
FR (1) FR2128056B1 (es)
GB (1) GB1333534A (es)
IT (1) IT948767B (es)
NL (1) NL7202601A (es)
NO (1) NO133052C (es)
SE (1) SE369651B (es)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1290407C (en) * 1986-12-23 1991-10-08 Shigeki Saito Frequency synthesizer
DE3939709A1 (de) * 1989-12-01 1991-06-06 Bosch Gmbh Robert Verfahren zur abstimmung eines funksende- und/oder -empfangsgeraetes
JPH03224322A (ja) * 1990-01-29 1991-10-03 Toshiba Corp 選局回路
DE4017491C2 (de) * 1990-05-31 2002-05-08 Siemens Ag Abstimmschaltung
JP3033654B2 (ja) * 1993-08-23 2000-04-17 日本電気株式会社 Pll周波数シンセサイザ

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1067454A (en) * 1963-06-21 1967-05-03 Plessey Uk Ltd Improvements in or relating to controlled frequency electrical oscillation generators
US3588732A (en) * 1969-01-16 1971-06-28 Collins Radio Co Frequency synthesizer

Also Published As

Publication number Publication date
FR2128056A1 (es) 1972-10-20
GB1333534A (en) 1973-10-10
SE369651B (es) 1974-09-09
FR2128056B1 (es) 1974-04-26
IT948767B (it) 1973-06-11
DE2209385C2 (de) 1981-12-03
DE2209385A1 (de) 1972-09-07
NL7202601A (es) 1972-09-05
ES400258A1 (es) 1975-01-01
NO133052C (es) 1976-02-25
BE780113A (fr) 1972-07-03

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