FR1128447A - Discriminateur à circuit accordé <<série>> particulièrement applicable au contrôle automatique de fréquence - Google Patents

Discriminateur à circuit accordé <<série>> particulièrement applicable au contrôle automatique de fréquence

Info

Publication number
FR1128447A
FR1128447A FR1128447DA FR1128447A FR 1128447 A FR1128447 A FR 1128447A FR 1128447D A FR1128447D A FR 1128447DA FR 1128447 A FR1128447 A FR 1128447A
Authority
FR
France
Prior art keywords
series
frequency control
particularly applicable
automatic frequency
tuned circuit
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 FR1128447A publication Critical patent/FR1128447A/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
    • H03D13/00—Circuits for comparing the phase or frequency of two mutually-independent oscillations
    • H03D13/007—Circuits for comparing the phase or frequency of two mutually-independent oscillations by analog multiplication of the oscillations or by performing a similar analog operation on the oscillations
    • H03D13/009—Circuits for comparing the phase or frequency of two mutually-independent oscillations by analog multiplication of the oscillations or by performing a similar analog operation on the oscillations using diodes
    • 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
    • H03J7/045—Modification of automatic frequency control sensitivity or linearising automatic frequency control operation; Modification of the working range

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
FR1128447D 1954-03-23 1955-03-21 Discriminateur à circuit accordé <<série>> particulièrement applicable au contrôle automatique de fréquence Expired FR1128447A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL789087X 1954-03-23

Publications (1)

Publication Number Publication Date
FR1128447A true FR1128447A (fr) 1957-01-04

Family

ID=19832364

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1128447D Expired FR1128447A (fr) 1954-03-23 1955-03-21 Discriminateur à circuit accordé <<série>> particulièrement applicable au contrôle automatique de fréquence

Country Status (4)

Country Link
DE (1) DE967013C (fr)
FR (1) FR1128447A (fr)
GB (1) GB789087A (fr)
NL (2) NL101471C (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1217464B (de) * 1962-03-26 1966-05-26 Johann Stegmueller Schaltungsanordnung zur Kompensation einer von einer Amplitudenmodulation herruehrenden Stoerspannung in der Ausgangsspannung eines Demodulators fuer frequenzmodulierte,elektrische Hochfrequenzschwingungen

Also Published As

Publication number Publication date
GB789087A (en) 1958-01-15
NL186153B (nl)
DE967013C (de) 1957-09-26
NL101471C (fr)

Similar Documents

Publication Publication Date Title
FR1114397A (fr) Mécanisme de classeur
FR1145701A (fr) Interrupteurs de circuit
NL188134B (nl) Elektronische uhf-afstemeenheid.
FR1128447A (fr) Discriminateur à circuit accordé &lt;&lt;série&gt;&gt; particulièrement applicable au contrôle automatique de fréquence
FR1155527A (fr) Dispositif d&#39;accord automatique pour étage doubleur de fréquence
CA573236A (fr) Oscillateur de pont wien modifie
FR1114820A (fr) Dispositif automatique d&#39;accord
FR1094879A (fr) Décavaillonneuse automatique
FR1118588A (fr) Circuit séparateur
CH345033A (de) Engbandige Diskriminatorschaltung
FR1095592A (fr) Dispositif d&#39;accord pour magnétron à circuit unique
FR1131895A (fr) Disjoncteur à réenclenchement automatique
FR1130901A (fr) Dispositif doubleur de fréquence
FR1140879A (fr) Circuit accordé
FR1104181A (fr) Trieur
FR1121574A (fr) Circuit anti-brouillage
FR1132045A (fr) Circuit de commande de l&#39;amplitude d&#39;un oscillateur
FR66752E (fr) Décavaillonneuse automatique
FR1152097A (fr) Circuit de comptage
FR70403E (fr) Dispositif automatique d&#39;accord
ES41458Y (es) Un interruptor automático
FR66457E (fr) Dispositif autoamtique d&#39;accord
GR14717B (el) Νεου τυπου ηλεκτρονικος διακοπτης.
DK86030C (da) Afbryder.
GR15529B (el) Διαλογευς ελαιων.