FR939061A - Circuits discriminateurs de fréquence - Google Patents

Circuits discriminateurs de fréquence

Info

Publication number
FR939061A
FR939061A FR939061DA FR939061A FR 939061 A FR939061 A FR 939061A FR 939061D A FR939061D A FR 939061DA FR 939061 A FR939061 A FR 939061A
Authority
FR
France
Prior art keywords
frequency discriminating
discriminating circuits
circuits
frequency
discriminating
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)
Inventor
J Legrand
E Labossiere
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
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 International Standard Electric Corp filed Critical International Standard Electric Corp
Application granted granted Critical
Publication of FR939061A publication Critical patent/FR939061A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Measurement Of Current Or Voltage (AREA)
FR939061D 1943-12-20 1946-03-29 Circuits discriminateurs de fréquence Expired FR939061A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US515016A US2433377A (en) 1943-12-20 1943-12-20 Frequency discriminator circuits

Publications (1)

Publication Number Publication Date
FR939061A true FR939061A (fr) 1948-11-03

Family

ID=24049647

Family Applications (1)

Application Number Title Priority Date Filing Date
FR939061D Expired FR939061A (fr) 1943-12-20 1946-03-29 Circuits discriminateurs de fréquence

Country Status (4)

Country Link
US (1) US2433377A (pt)
BE (1) BE465457A (pt)
FR (1) FR939061A (pt)
GB (1) GB587212A (pt)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2525359A (en) * 1946-04-04 1950-10-10 Rca Corp Frequency modulation receiver tuning aid

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2296056A (en) * 1939-08-16 1942-09-15 Rca Corp Frequency modulation receiver
US2282105A (en) * 1940-10-16 1942-05-05 Rca Corp Detection of frequency modulated waves
US2286410A (en) * 1941-04-09 1942-06-16 Rca Corp Frequency modulation receiver tuning indicator

Also Published As

Publication number Publication date
US2433377A (en) 1947-12-30
BE465457A (pt)
GB587212A (en) 1947-04-17

Similar Documents

Publication Publication Date Title
FR920554A (fr) Changeur de fréquence monté en push-pull
FR939061A (fr) Circuits discriminateurs de fréquence
FR894655A (fr) Artériotensiomètre
FR938785A (fr) Changeur de fréquences
FR904098A (fr) Self-induction variable
AT168030B (de) Mischschaltung
FR940583A (fr) Disjoncteur
FR893728A (fr) Poêle-cuisinière
FR903550A (fr) Variomètre
FR903903A (fr) Analyseur de fréquences
DK67942C (da) Højfrekvensvariometer.
FR987412A (fr) Diviseur de fréquence
FR900634A (fr) Changement de fréquence perfectionné
FR54381E (fr) Circuit magnétique réglable
FR914146A (fr) Passoire
FR895716A (fr) Broyeur de tubercules
CA13536S (fr) Statiette
FR895335A (fr) Torsiomètre
ES8024Y (es) Caja-envase
FR895682A (fr) Micro-pendule-amplificateur
ES9190Y (es) Areómetro
FI23549A (fi) Stållamellbalk
FI20950A (fi) Skida
FI24252A (fi) Draghäktanordning
FI20672A (fi) Snöslunga