FR912430A - Perfectionnements aux circuits transformant une variation de fréquence en une variation de courant ou de tension - Google Patents

Perfectionnements aux circuits transformant une variation de fréquence en une variation de courant ou de tension

Info

Publication number
FR912430A
FR912430A FR912430DA FR912430A FR 912430 A FR912430 A FR 912430A FR 912430D A FR912430D A FR 912430DA FR 912430 A FR912430 A FR 912430A
Authority
FR
France
Prior art keywords
variation
transforming
circuits
current
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
Other languages
English (en)
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR912430A publication Critical patent/FR912430A/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
    • H03L7/02—Automatic control of frequency or phase; Synchronisation using a frequency discriminator comprising a passive frequency-determining element
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
    • H03D3/02—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal
    • H03D3/06—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal by combining signals additively or in product demodulators
    • H03D3/08—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal by combining signals additively or in product demodulators by means of diodes, e.g. Foster-Seeley discriminator
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
    • H03J7/02—Automatic frequency control
    • H03J7/04—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant
    • H03J7/042—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant with reactance tube

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Filters And Equalizers (AREA)
FR912430D 1945-02-27 1945-02-27 Perfectionnements aux circuits transformant une variation de fréquence en une variation de courant ou de tension Expired FR912430A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR912430T 1945-02-27

Publications (1)

Publication Number Publication Date
FR912430A true FR912430A (fr) 1946-08-08

Family

ID=9421316

Family Applications (1)

Application Number Title Priority Date Filing Date
FR912430D Expired FR912430A (fr) 1945-02-27 1945-02-27 Perfectionnements aux circuits transformant une variation de fréquence en une variation de courant ou de tension

Country Status (2)

Country Link
BE (1) BE466686A (enrdf_load_stackoverflow)
FR (1) FR912430A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
BE466686A (enrdf_load_stackoverflow) 1946-08-31

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