BE643478A - - Google Patents

Info

Publication number
BE643478A
BE643478A BE643478A BE643478A BE643478A BE 643478 A BE643478 A BE 643478A BE 643478 A BE643478 A BE 643478A BE 643478 A BE643478 A BE 643478A BE 643478 A BE643478 A BE 643478A
Authority
BE
Belgium
Application number
BE643478A
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 filed Critical
Publication of BE643478A publication Critical patent/BE643478A/xx

Links

Classifications

    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F3/00Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/20Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F3/21Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
    • H03F3/217Class D power amplifiers; Switching amplifiers
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F1/00Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/02Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
    • H03F1/0205Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F1/00Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/02Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
    • H03F1/04Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in discharge-tube amplifiers
    • H03F1/06Modifications 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
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F3/00Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/20Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F3/24Power amplifiers, e.g. Class B amplifiers, Class C amplifiers of transmitter output stages
    • H03F3/245Power amplifiers, e.g. Class B amplifiers, Class C amplifiers of transmitter output stages with semiconductor devices only

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
BE643478A 1963-02-25 1964-02-06 BE643478A (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US260758A US3248663A (en) 1963-02-25 1963-02-25 High efficiency linear amplifier system

Publications (1)

Publication Number Publication Date
BE643478A true BE643478A (en:Method) 1964-05-29

Family

ID=22990504

Family Applications (1)

Application Number Title Priority Date Filing Date
BE643478A BE643478A (en:Method) 1963-02-25 1964-02-06

Country Status (5)

Country Link
US (1) US3248663A (en:Method)
BE (1) BE643478A (en:Method)
DE (1) DE1219091B (en:Method)
FR (1) FR1381895A (en:Method)
GB (1) GB1050952A (en:Method)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3426292A (en) * 1965-11-18 1969-02-04 Bell Telephone Labor Inc Phase-coherent band-splitting and recombination network
NL6909969A (en:Method) * 1968-07-02 1970-01-06
US3624526A (en) * 1970-05-04 1971-11-30 Us Navy Wide band digital quadrature circuit
DE214167C (en:Method) * 1970-09-23 Communications Satellite Corp
US4064464A (en) * 1976-04-13 1977-12-20 Westinghouse Electric Corporation Amplitude stabilized power amplifier
US4090147A (en) * 1977-07-20 1978-05-16 Bell Telephone Laboratories, Incorporated Interferometric amplifier
DE3624854A1 (de) * 1986-07-23 1988-01-28 Thomson Brandt Gmbh Schaltungsanordnung zum verschieben der phase eines signals
DE3906448C1 (en:Method) * 1989-03-01 1990-03-15 Messerschmitt-Boelkow-Blohm Gmbh, 8012 Ottobrunn, De
GB2236634B (en) * 1989-10-03 1993-03-17 Marconi Co Ltd Television transmitter
US5345189A (en) * 1993-09-20 1994-09-06 Hewlett-Packard Company Vectorial signal combiner for generating an amplitude modulated carrier by adding two phase modulated constant envelope carriers
US5365187A (en) * 1993-10-29 1994-11-15 Hewlett-Packard Company Power amplifier utilizing the vector addition of two constant envelope carriers

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2210028A (en) * 1936-04-01 1940-08-06 Bell Telephone Labor Inc Amplifier
US2548855A (en) * 1946-12-11 1951-04-17 Gen Electric Phase shifting apparatus
US2703380A (en) * 1949-09-21 1955-03-01 Sperry Corp Phase comparison apparatus for data transmission systems
US2774038A (en) * 1952-10-08 1956-12-11 Itt Phase discriminator
US2751555A (en) * 1951-10-03 1956-06-19 Gen Electric Extended-range phase comparator
US2763830A (en) * 1955-02-18 1956-09-18 Acton Lab Inc Broad band secondary phase standard
US2990516A (en) * 1956-05-29 1961-06-27 John C Simons Jr Pulse-width modulated amplifier and method
US3092736A (en) * 1960-03-30 1963-06-04 Lignes Telegraph Telephon Plural signal frequency detector able to continuously distinguish whether frequency difference is positive or negative
DE1142633B (de) 1963-09-10 1963-01-24 Continental Oil Co Transistor-Synchronleistungsverstaerker

Also Published As

Publication number Publication date
US3248663A (en) 1966-04-26
FR1381895A (fr) 1964-12-14
GB1050952A (en:Method) 1966-12-14
DE1219091B (de) 1966-06-16

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