FR950308A - Système de modulation à haut rendement - Google Patents

Système de modulation à haut rendement

Info

Publication number
FR950308A
FR950308A FR950308DA FR950308A FR 950308 A FR950308 A FR 950308A FR 950308D A FR950308D A FR 950308DA FR 950308 A FR950308 A FR 950308A
Authority
FR
France
Prior art keywords
high efficiency
modulation system
efficiency modulation
modulation
efficiency
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.)
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 FR950308A publication Critical patent/FR950308A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
    • H03F1/04—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in discharge-tube amplifiers
    • H03F1/06—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in discharge-tube amplifiers to raise the efficiency of amplifying modulated radio frequency waves; to raise the efficiency of amplifiers acting also as modulators
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C1/00—Amplitude modulation
    • H03C1/08—Amplitude modulation by means of variable impedance element
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C7/00—Modulating electromagnetic waves
    • H03C7/02—Modulating electromagnetic waves in transmission lines, waveguides, cavity resonators or radiation fields of antennas

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Transmitters (AREA)
  • Transforming Electric Information Into Light Information (AREA)
FR950308D 1942-11-03 1946-10-22 Système de modulation à haut rendement Expired FR950308A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US464341A US2393785A (en) 1942-11-03 1942-11-03 Carrier modulation

Publications (1)

Publication Number Publication Date
FR950308A true FR950308A (fr) 1949-09-23

Family

ID=23843540

Family Applications (1)

Application Number Title Priority Date Filing Date
FR950308D Expired FR950308A (fr) 1942-11-03 1946-10-22 Système de modulation à haut rendement

Country Status (4)

Country Link
US (1) US2393785A (fr)
BE (1) BE474679A (fr)
FR (1) FR950308A (fr)
GB (1) GB567517A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010081950A1 (fr) 2009-01-19 2010-07-22 Peugeot Citroën Automobiles SA Culasse de moteur de vehicule automobile

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2492168A (en) * 1948-04-03 1949-12-27 Int Standard Electric Corp Modulator
US2577972A (en) * 1948-11-13 1951-12-11 Emi Ltd Circuit arrangement for stabilizing the amplitude of electrical oscillations
NL160833B (nl) * 1950-05-03 Pfizer Werkwijze voor de bereiding van anti-bacteriele kanamycinederivaten en van preparaten die ze bevatten.
US2615983A (en) * 1950-05-05 1952-10-28 Avco Mfg Corp Tuner for television receivers
US2691765A (en) * 1952-04-05 1954-10-12 Bell Telephone Labor Inc Electron discharge device
US3132313A (en) * 1959-08-13 1964-05-05 Alford Andrew Impedance matching filter
US3296520A (en) * 1961-10-26 1967-01-03 William F Griffith Electrically controlled variable resistance
US3343088A (en) * 1963-12-12 1967-09-19 Westinghouse Electric Corp Wideband high efficiency transmitter system
US3766313A (en) * 1972-08-07 1973-10-16 Rca Corp Circuit for transmitting digital signals to conventional television receiver
US3792302A (en) * 1972-12-22 1974-02-12 Raytheon Co Vhf slow wave structure

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010081950A1 (fr) 2009-01-19 2010-07-22 Peugeot Citroën Automobiles SA Culasse de moteur de vehicule automobile

Also Published As

Publication number Publication date
US2393785A (en) 1946-01-29
GB567517A (en) 1945-02-16
BE474679A (fr)

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