FR989233A - Oscillator frequency regulator circuits - Google Patents

Oscillator frequency regulator circuits

Info

Publication number
FR989233A
FR989233A FR989233DA FR989233A FR 989233 A FR989233 A FR 989233A FR 989233D A FR989233D A FR 989233DA FR 989233 A FR989233 A FR 989233A
Authority
FR
France
Prior art keywords
oscillator frequency
regulator circuits
frequency regulator
circuits
oscillator
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
French (fr)
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.)
RCA Corp
Original Assignee
RCA Corp
Radio Corporation of America
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 RCA Corp, Radio Corporation of America filed Critical RCA Corp
Application granted granted Critical
Publication of FR989233A publication Critical patent/FR989233A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/04—Synchronising
    • H04N5/12—Devices in which the synchronising signals are only operative if a phase difference occurs between synchronising and synchronised scanning devices, e.g. flywheel synchronising
    • H04N5/126—Devices in which the synchronising signals are only operative if a phase difference occurs between synchronising and synchronised scanning devices, e.g. flywheel synchronising whereby the synchronisation signal indirectly commands a frequency generator
    • 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
    • H03L7/24—Automatic control of frequency or phase; Synchronisation using a reference signal directly applied to the generator
FR989233D 1938-10-26 1947-07-31 Oscillator frequency regulator circuits Expired FR989233A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US237052A US2201978A (en) 1938-10-26 1938-10-26 Frequency control circuits

Publications (1)

Publication Number Publication Date
FR989233A true FR989233A (en) 1951-09-06

Family

ID=22892146

Family Applications (1)

Application Number Title Priority Date Filing Date
FR989233D Expired FR989233A (en) 1938-10-26 1947-07-31 Oscillator frequency regulator circuits

Country Status (3)

Country Link
US (1) US2201978A (en)
FR (1) FR989233A (en)
GB (1) GB534749A (en)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2425657A (en) * 1941-04-17 1947-08-12 Rca Corp Short-wave apparatus
US2422386A (en) * 1943-11-22 1947-06-17 Rca Corp Frequency measurement
US2495708A (en) * 1944-03-24 1950-01-31 Rupert H Draeger Electrically controlled flicker fusion testing apparatus
US2458156A (en) * 1944-07-29 1949-01-04 Rca Corp Automatic frequency control system
US2507317A (en) * 1944-09-23 1950-05-09 Philco Corp Method and apparatus for synchronizing oscillators
US2958767A (en) * 1944-10-02 1960-11-01 Itt Frequency controlling system
BE476462A (en) * 1945-02-22
US2499514A (en) * 1945-02-27 1950-03-07 Rca Corp Beat frequency sweep oscillator
US2612601A (en) * 1945-05-14 1952-09-30 Glenn H Musselman Pulse transmitter synchronizing system
US2671897A (en) * 1945-07-03 1954-03-09 Roger B Woodbury Automatically synchronized long range navigation pulse transmitter
US2690557A (en) * 1945-09-18 1954-09-28 Glenn H Musselman Long-range navigation system
US2521058A (en) * 1946-05-28 1950-09-05 Bendix Aviat Corp Frequency and phase control system
US2532063A (en) * 1946-09-07 1950-11-28 Rca Corp Position indicating system
US2581589A (en) * 1946-12-12 1952-01-08 Rca Corp Position indicating system
BE482222A (en) * 1947-03-20
FR972594A (en) * 1948-09-27 1951-01-31
US2503105A (en) * 1947-09-30 1950-04-04 Rca Corp Automatic frequency control
US2633538A (en) * 1947-10-31 1953-03-31 Rca Corp Beam deflection control
US2670438A (en) * 1948-07-10 1954-02-23 Motorola Inc Automatic frequency control circuit
US2786400A (en) * 1949-10-05 1957-03-26 Time Inc Justifying and character positioning apparatus for electronic photo-typecomposing system
US2752497A (en) * 1949-11-08 1956-06-26 Hartford Nat Bank & Trust Co Developing electrical oscillation
BE500219A (en) * 1949-12-30
US2565896A (en) * 1949-12-31 1951-08-28 Rca Corp Synchronizing circuits
GB701785A (en) * 1950-04-25 1954-01-06 Emi Ltd Improvements relating to the synchronising of generated pulses or oscillations
US2674916A (en) * 1950-07-26 1954-04-13 Rca Corp Variable quantity evaluator having light sensing means
US2761972A (en) * 1953-03-10 1956-09-04 Thompson Prod Inc Frequency stabilizing circuit
US3181077A (en) * 1961-05-01 1965-04-27 Gen Precision Inc Grating generator

Also Published As

Publication number Publication date
GB534749A (en) 1941-03-17
US2201978A (en) 1940-05-28

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