BE498272A - - Google Patents

Info

Publication number
BE498272A
BE498272A BE498272DA BE498272A BE 498272 A BE498272 A BE 498272A BE 498272D A BE498272D A BE 498272DA BE 498272 A BE498272 A BE 498272A
Authority
BE
Belgium
Application number
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.)
Publication of BE498272A publication Critical patent/BE498272A/xx

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/10—Angle modulation by means of variable impedance
    • H03C3/24—Angle modulation by means of variable impedance by means of a variable resistive element, e.g. tube
    • H03C3/26—Angle modulation by means of variable impedance by means of a variable resistive element, e.g. tube comprising two elements controlled in push-pull by modulating signal
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C1/00—Amplitude modulation
    • H03C1/50—Amplitude modulation by converting angle modulation to amplitude modulation
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplitude Modulation (AREA)
BE498272D 1949-09-23 BE498272A (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US117360A US2614246A (en) 1949-09-23 1949-09-23 Modulation system

Publications (1)

Publication Number Publication Date
BE498272A true BE498272A (en:Method)

Family

ID=22372475

Family Applications (1)

Application Number Title Priority Date Filing Date
BE498272D BE498272A (en:Method) 1949-09-23

Country Status (7)

Country Link
US (1) US2614246A (en:Method)
BE (1) BE498272A (en:Method)
CH (1) CH291953A (en:Method)
DE (1) DE836049C (en:Method)
FR (1) FR1083406A (en:Method)
GB (1) GB672188A (en:Method)
NL (2) NL156183B (en:Method)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2170029A1 (en:Method) * 1972-01-31 1973-09-14 Western Electric Co

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3119899A (en) * 1950-06-22 1964-01-28 Rca Corp Multiplex systems
US2903652A (en) * 1952-03-11 1959-09-08 Itt Ultra-high frequency amplitude modulator
US2772398A (en) * 1953-09-17 1956-11-27 Hoffman Electronics Corp Simplified circuits for producing amplitude modulation
US2901599A (en) * 1954-07-16 1959-08-25 Rca Corp Amplitude-modulated radio transmitter combining two constant amplitude phase modulated signals
US2924791A (en) * 1957-02-25 1960-02-09 Rca Corp Modulation system for transmitters
DE1125973B (de) * 1959-02-25 1962-03-22 Sennheiser Electronic Schaltungsanordnung fuer einen elektromechanischen Relaiswandler in Hochfrequenzschaltung, z.B. Kondensatormikrofon
US3170127A (en) * 1961-04-21 1965-02-16 Philco Corp Amplitude modulation system
USB351737I5 (en:Method) * 1966-05-02
US4090147A (en) * 1977-07-20 1978-05-16 Bell Telephone Laboratories, Incorporated Interferometric amplifier
US4259744A (en) * 1979-08-27 1981-03-31 The United States Of America As Represented By The Secretary Of The Navy Signal generator
US4835493A (en) * 1987-10-19 1989-05-30 Hughes Aircraft Company Very wide bandwidth linear amplitude modulation of RF signal by vector summation

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1673002A (en) * 1923-02-23 1928-06-12 Western Electric Co Control of electric waves
GB472214A (en) * 1936-09-17 1937-09-20 Marconi Wireless Telegraph Co Improvements in or relating to modulated carrier wave systems

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2170029A1 (en:Method) * 1972-01-31 1973-09-14 Western Electric Co

Also Published As

Publication number Publication date
NL85234C (en:Method)
DE836049C (de) 1952-04-07
GB672188A (en) 1952-05-14
CH291953A (de) 1953-07-15
FR1083406A (fr) 1955-01-10
NL156183B (nl)
US2614246A (en) 1952-10-14

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