CH391016A - Frequency synthesizer - Google Patents

Frequency synthesizer

Info

Publication number
CH391016A
CH391016A CH1077461A CH1077461A CH391016A CH 391016 A CH391016 A CH 391016A CH 1077461 A CH1077461 A CH 1077461A CH 1077461 A CH1077461 A CH 1077461A CH 391016 A CH391016 A CH 391016A
Authority
CH
Switzerland
Prior art keywords
frequency synthesizer
synthesizer
frequency
Prior art date
Application number
CH1077461A
Other languages
French (fr)
Inventor
Poulain Michel
Original Assignee
Cit Alcatel
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 Cit Alcatel filed Critical Cit Alcatel
Publication of CH391016A publication Critical patent/CH391016A/en

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
    • H03L7/16—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
    • 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
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H04J1/02—Details
    • H04J1/06—Arrangements for supplying the carrier waves ; Arrangements for supplying synchronisation signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Treatment Of Fiber Materials (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
CH1077461A 1961-03-23 1961-09-18 Frequency synthesizer CH391016A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR856596A FR1292364A (en) 1961-03-23 1961-03-23 Improvements to frequency synthesizers

Publications (1)

Publication Number Publication Date
CH391016A true CH391016A (en) 1965-04-30

Family

ID=8751537

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1077461A CH391016A (en) 1961-03-23 1961-09-18 Frequency synthesizer

Country Status (5)

Country Link
CH (1) CH391016A (en)
DE (1) DE1270127B (en)
FR (1) FR1292364A (en)
GB (1) GB955300A (en)
NL (1) NL271299A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2215540B (en) * 1988-03-15 1992-07-22 Stc Plc Frequency synthesiser

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2464818A (en) * 1943-05-27 1949-03-22 Sperry Corp Frequency control system
GB646929A (en) * 1947-07-04 1950-11-29 Emi Ltd Improvements in or relating to control circuits for electrical oscillation generators
US2783383A (en) * 1953-05-21 1957-02-26 Gen Electric Co Ltd Electric oscillation generator systems
US2797325A (en) * 1953-10-20 1957-06-25 Cole E K Ltd Automatic frequency control systems

Also Published As

Publication number Publication date
GB955300A (en) 1964-04-15
FR1292364A (en) 1962-05-04
NL271299A (en)
DE1270127B (en) 1968-06-12

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