FR926586A - Systèmes de signalisation par modulation de fréquence - Google Patents

Systèmes de signalisation par modulation de fréquence

Info

Publication number
FR926586A
FR926586A FR926586DA FR926586A FR 926586 A FR926586 A FR 926586A FR 926586D A FR926586D A FR 926586DA FR 926586 A FR926586 A FR 926586A
Authority
FR
France
Prior art keywords
frequency modulation
signaling systems
modulation signaling
systems
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)
Inventor
Jacques Lamberieux
Jean-Marie Villemagne
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.)
Thales SA
Original Assignee
Le Materiel Telephonique Thomson CSF
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 Le Materiel Telephonique Thomson CSF filed Critical Le Materiel Telephonique Thomson CSF
Application granted granted Critical
Publication of FR926586A publication Critical patent/FR926586A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/10—Angle modulation by means of variable impedance
    • H03C3/12—Angle modulation by means of variable impedance by means of a variable reactive element
    • H03C3/14—Angle modulation by means of variable impedance by means of a variable reactive element simulated by circuit comprising active element with at least three electrodes, e.g. reactance-tube circuit
FR926586D 1946-02-22 1946-02-22 Systèmes de signalisation par modulation de fréquence Expired FR926586A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR926586T 1946-02-22

Publications (1)

Publication Number Publication Date
FR926586A true FR926586A (fr) 1947-10-06

Family

ID=9440658

Family Applications (1)

Application Number Title Priority Date Filing Date
FR926586D Expired FR926586A (fr) 1946-02-22 1946-02-22 Systèmes de signalisation par modulation de fréquence

Country Status (2)

Country Link
FR (1) FR926586A (fr)
GB (1) GB628641A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1274679B (de) * 1966-07-09 1968-08-08 Telefunken Patent Reaktanzschaltung unter Verwendung eines Transistors

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1274679B (de) * 1966-07-09 1968-08-08 Telefunken Patent Reaktanzschaltung unter Verwendung eines Transistors
DE1274679C2 (de) * 1966-07-09 1973-05-24 Telefunken Patent Reaktanzschaltung unter Verwendung eines Transistors

Also Published As

Publication number Publication date
GB628641A (en) 1949-09-01

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