FR972265A - Dispositif comportant un oscillateur dont la fréquence est corrigée automatiquement - Google Patents

Dispositif comportant un oscillateur dont la fréquence est corrigée automatiquement

Info

Publication number
FR972265A
FR972265A FR972265DA FR972265A FR 972265 A FR972265 A FR 972265A FR 972265D A FR972265D A FR 972265DA FR 972265 A FR972265 A FR 972265A
Authority
FR
France
Prior art keywords
oscillator
frequency
corrected automatically
corrected
automatically
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
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR972265A publication Critical patent/FR972265A/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
    • H03L7/20—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
FR972265D 1947-09-26 1948-09-25 Dispositif comportant un oscillateur dont la fréquence est corrigée automatiquement Expired FR972265A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL267529X 1947-09-26

Publications (1)

Publication Number Publication Date
FR972265A true FR972265A (fr) 1951-01-29

Family

ID=19781800

Family Applications (1)

Application Number Title Priority Date Filing Date
FR972265D Expired FR972265A (fr) 1947-09-26 1948-09-25 Dispositif comportant un oscillateur dont la fréquence est corrigée automatiquement

Country Status (6)

Country Link
US (1) US2719231A (fr)
BE (1) BE485015A (fr)
CH (1) CH267529A (fr)
DE (1) DE819547C (fr)
FR (1) FR972265A (fr)
GB (1) GB655141A (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE972432C (de) * 1952-01-05 1959-07-23 Hans-Joachim Dr-Ing Griese Verfahren zum Empfangen und verstaerkten Wiederaussenden frequenzmodulierter Wellen mit Frequenzversatz
US2868973A (en) * 1953-06-17 1959-01-13 Garold K Jensen Decade frequency generator
US3199047A (en) * 1961-08-21 1965-08-03 Le Roy T Cushman Signal generator
US3480865A (en) * 1965-09-27 1969-11-25 Space General Corp Phase locked crystal controlled voltage variable oscillator
US4206421A (en) * 1976-09-17 1980-06-03 Siemens Aktiengesellschaft Arrangement for synchronizing a free-swinging oscillator

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1450966A (en) * 1919-09-30 1923-04-10 American Telephone & Telegraph Synchronizing system
US2206695A (en) * 1937-07-10 1940-07-02 Radio Patents Corp Means for receiving high frequency signals
US2455393A (en) * 1943-06-09 1948-12-07 Sperry Corp Modulated wave modifying apparatus
US2406125A (en) * 1943-12-17 1946-08-20 Hartford Nat Bank & Trust Co Frequency stabilizing system
US2474278A (en) * 1944-10-02 1949-06-28 Richard H Ranger Frequency modulated oscillator control
NL68909C (fr) * 1945-09-21
FR962280A (fr) * 1946-05-31 1950-06-07
US2552140A (en) * 1946-09-19 1951-05-08 Philco Corp Automatic frequency-control system for frequency-modulation television systems

Also Published As

Publication number Publication date
DE819547C (de) 1951-11-05
US2719231A (en) 1955-09-27
CH267529A (de) 1950-03-31
BE485015A (fr)
GB655141A (en) 1951-07-11

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