FR1069043A - Automatic frequency control system for an oscillator - Google Patents

Automatic frequency control system for an oscillator

Info

Publication number
FR1069043A
FR1069043A FR1069043DA FR1069043A FR 1069043 A FR1069043 A FR 1069043A FR 1069043D A FR1069043D A FR 1069043DA FR 1069043 A FR1069043 A FR 1069043A
Authority
FR
France
Prior art keywords
oscillator
control system
frequency control
automatic frequency
automatic
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 FR1069043A publication Critical patent/FR1069043A/en
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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
    • H03J7/18—Automatic scanning over a band of frequencies
    • H03J7/20—Automatic scanning over a band of frequencies where the scanning is accomplished by varying the electrical characteristics of a non-mechanically adjustable element
    • H03J7/22—Automatic scanning over a band of frequencies where the scanning is accomplished by varying the electrical characteristics of a non-mechanically adjustable element in which an automatic frequency control circuit is brought into action after the scanning action has been stopped
FR1069043D 1951-11-19 1952-10-21 Automatic frequency control system for an oscillator Expired FR1069043A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US711943XA 1951-11-19 1951-11-19

Publications (1)

Publication Number Publication Date
FR1069043A true FR1069043A (en) 1954-07-02

Family

ID=22099853

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1069043D Expired FR1069043A (en) 1951-11-19 1952-10-21 Automatic frequency control system for an oscillator

Country Status (2)

Country Link
FR (1) FR1069043A (en)
GB (1) GB711943A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1006021B (en) * 1955-04-21 1957-04-11 Schomandl K G Method for frequency control by frequency analysis
CN107800448B (en) * 2017-11-28 2023-06-16 天津七六四通信导航技术有限公司 Medium wave transmitter frequency synthesizer

Also Published As

Publication number Publication date
GB711943A (en) 1954-07-14

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