FR1361939A - Synthétiseur de fréquence - Google Patents

Synthétiseur de fréquence

Info

Publication number
FR1361939A
FR1361939A FR927148A FR927148A FR1361939A FR 1361939 A FR1361939 A FR 1361939A FR 927148 A FR927148 A FR 927148A FR 927148 A FR927148 A FR 927148A FR 1361939 A FR1361939 A FR 1361939A
Authority
FR
France
Prior art keywords
frequency synthesizer
synthesizer
frequency
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
FR927148A
Other languages
English (en)
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.)
Beckman Coulter Inc
Original Assignee
Beckman Instruments Inc
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 Beckman Instruments Inc filed Critical Beckman Instruments Inc
Application granted granted Critical
Publication of FR1361939A publication Critical patent/FR1361939A/fr
Expired legal-status Critical Current

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
    • H03L7/22—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using more than one loop
FR927148A 1962-03-19 1963-03-07 Synthétiseur de fréquence Expired FR1361939A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US180782A US3227963A (en) 1962-03-19 1962-03-19 Digital frequency synthesizer having a plurality of cascaded phase-locked digit selector stages

Publications (1)

Publication Number Publication Date
FR1361939A true FR1361939A (fr) 1964-05-29

Family

ID=22661742

Family Applications (1)

Application Number Title Priority Date Filing Date
FR927148A Expired FR1361939A (fr) 1962-03-19 1963-03-07 Synthétiseur de fréquence

Country Status (3)

Country Link
US (1) US3227963A (fr)
FR (1) FR1361939A (fr)
GB (1) GB1027443A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1466592B1 (de) * 1964-10-20 1970-02-12 Wandel & Goltermann Steuersender

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3340474A (en) * 1962-08-31 1967-09-05 Siemens Ag Frequency synthesizer for remotely controllable transmitter
US3300731A (en) * 1964-07-27 1967-01-24 Gen Radio Co Digital frequency synthesizer having a plurality of selectably connectable phase-locked digit insertion units
US3454883A (en) * 1966-11-17 1969-07-08 Melpar Inc Binary frequency synthesizer with alternating offset frequency technique
US3588732A (en) * 1969-01-16 1971-06-28 Collins Radio Co Frequency synthesizer
US4272730A (en) * 1979-04-30 1981-06-09 Itek Corporation Microwave frequency synthesizer utilizing a combination of a phase locked loop and frequency translation techniques
US4516085A (en) * 1982-08-02 1985-05-07 Hughes Aircraft Company Microwave frequency synthesizer using plural switchable low noise oscillators
US4626787A (en) * 1985-03-06 1986-12-02 Harris Corporation Application of the phaselock loop to frequency synthesis
GB2228380B (en) * 1987-11-02 1992-07-08 Eaton Corp Frequency synthesizer
US5650754A (en) * 1995-02-15 1997-07-22 Synergy Microwave Corporation Phase-loched loop circuits and voltage controlled oscillator circuits

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE442115A (fr) * 1940-02-29
NL89589C (fr) * 1952-05-17
US2786140A (en) * 1952-08-22 1957-03-19 Gen Radio Co Apparatus for frequency interpolation
US2775701A (en) * 1954-03-19 1956-12-25 Bell Telephone Labor Inc Frequency controlled oscillation system
DE1002044B (de) * 1955-06-11 1957-02-07 Schomandl K G Herstellung Wiss Verfahren zur Erzeugung genau einstellbarer Frequenzen
US2924783A (en) * 1956-12-27 1960-02-09 Itt Wide band automatic frequency control systems

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1466592B1 (de) * 1964-10-20 1970-02-12 Wandel & Goltermann Steuersender

Also Published As

Publication number Publication date
US3227963A (en) 1966-01-04
GB1027443A (en) 1966-04-27

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