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FR1521923A - Perfectionnements aux synthétiseurs de fréquence - Google Patents

Perfectionnements aux synthétiseurs de fréquence

Info

Publication number
FR1521923A
FR1521923A FR48594A FR69048594A FR1521923A FR 1521923 A FR1521923 A FR 1521923A FR 48594 A FR48594 A FR 48594A FR 69048594 A FR69048594 A FR 69048594A FR 1521923 A FR1521923 A FR 1521923A
Authority
FR
France
Prior art keywords
frequency synthesizers
synthesizers
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
FR48594A
Other languages
English (en)
Inventor
Earle D Jones
Albert Macovski
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.)
Monsanto Co
Original Assignee
Monsanto Co
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 Monsanto Co filed Critical Monsanto Co
Application granted granted Critical
Publication of FR1521923A publication Critical patent/FR1521923A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B21/00—Generation of oscillations by combining unmodulated signals of different frequencies
    • H03B21/01—Generation of oscillations by combining unmodulated signals of different frequencies by beating unmodulated signals of different frequencies
    • H03B21/04—Generation of oscillations by combining unmodulated signals of different frequencies by beating unmodulated signals of different frequencies using several similar stages
FR48594A 1966-04-29 1967-04-26 Perfectionnements aux synthétiseurs de fréquence Expired FR1521923A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US546457A US3372347A (en) 1966-04-29 1966-04-29 Frequency synthesizer employing minimal number of driving frequencies

Publications (1)

Publication Number Publication Date
FR1521923A true FR1521923A (fr) 1968-04-19

Family

ID=24180502

Family Applications (1)

Application Number Title Priority Date Filing Date
FR48594A Expired FR1521923A (fr) 1966-04-29 1967-04-26 Perfectionnements aux synthétiseurs de fréquence

Country Status (3)

Country Link
US (1) US3372347A (fr)
FR (1) FR1521923A (fr)
GB (2) GB1134078A (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3513412A (en) * 1966-09-28 1970-05-19 Us Navy Minimum peak power signal synthesizer
US3454883A (en) * 1966-11-17 1969-07-08 Melpar Inc Binary frequency synthesizer with alternating offset frequency technique
GB1372188A (en) * 1970-10-02 1974-10-30 Racal Instruments Ltd Frequency synthesizers
US3838355A (en) * 1973-07-23 1974-09-24 Cutler Hammer Inc Binary coded digital frequency synthesis
US3906388A (en) * 1974-01-28 1975-09-16 Sperry Rand Corp Direct-type binary frequency synthesizer for microwave frequencies
FR2264422B1 (fr) * 1974-03-15 1976-12-17 Adret Electronique
US4008443A (en) * 1974-03-15 1977-02-15 Adret Electronic Quaternary frequency synthesizer
US4425552A (en) 1979-10-29 1984-01-10 Sperry Corporation Direct-type binary frequency synthesizer
US4725786A (en) * 1984-07-26 1988-02-16 Comstron Corporation Full-octave direct frequency synthesizer
US4626787A (en) * 1985-03-06 1986-12-02 Harris Corporation Application of the phaselock loop to frequency synthesis
GB2183946A (en) * 1985-12-06 1987-06-10 Plessey Co Plc Frequency synthesiser
US4831339A (en) * 1987-08-21 1989-05-16 Nemeth-Bates Corp Oscillator having low phase noise

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3212024A (en) * 1961-01-13 1965-10-12 Aircraft Radio Corp Measuring and testing circuit for frequency synthesizer
US3235815A (en) * 1962-12-14 1966-02-15 Hazeltine Research Inc Frequency synthesizer digit selector

Also Published As

Publication number Publication date
GB1134078A (en) 1968-11-20
DE1591270A1 (de) 1972-03-30
US3372347A (en) 1968-03-05
DE1591270B2 (de) 1972-10-19
GB1134079A (en) 1968-11-20

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