GB532006A - Improvements in or relating to modulation systems - Google Patents

Improvements in or relating to modulation systems

Info

Publication number
GB532006A
GB532006A GB23213/39A GB2321339A GB532006A GB 532006 A GB532006 A GB 532006A GB 23213/39 A GB23213/39 A GB 23213/39A GB 2321339 A GB2321339 A GB 2321339A GB 532006 A GB532006 A GB 532006A
Authority
GB
United Kingdom
Prior art keywords
phase
grids
load
valve
radio
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
GB23213/39A
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.)
Marconis Wireless Telegraph Co Ltd
BAE Systems Electronics Ltd
Original Assignee
Marconis Wireless Telegraph Co Ltd
Marconi Co Ltd
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
Priority claimed from US232483A external-priority patent/US2224314A/en
Application filed by Marconis Wireless Telegraph Co Ltd, Marconi Co Ltd filed Critical Marconis Wireless Telegraph Co Ltd
Publication of GB532006A publication Critical patent/GB532006A/en
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
    • H03F1/08—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements
    • H03F1/14—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements by use of neutralising means
    • H03F1/16—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements by use of neutralising means in discharge-tube amplifiers
    • 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
    • H03F1/07—Doherty-type amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Transmitters (AREA)
  • Amplifiers (AREA)
GB23213/39A 1938-09-30 1939-08-11 Improvements in or relating to modulation systems Expired GB532006A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US232483A US2224314A (en) 1938-09-30 1938-09-30 Modulation system
US324255A US2248462A (en) 1938-09-30 1940-03-16 Modulation system

Publications (1)

Publication Number Publication Date
GB532006A true GB532006A (en) 1941-01-15

Family

ID=26926043

Family Applications (1)

Application Number Title Priority Date Filing Date
GB23213/39A Expired GB532006A (en) 1938-09-30 1939-08-11 Improvements in or relating to modulation systems

Country Status (3)

Country Link
US (1) US2248462A (enrdf_load_stackoverflow)
GB (1) GB532006A (enrdf_load_stackoverflow)
NL (1) NL60868C (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3084329A (en) * 1959-08-06 1963-04-02 Electronic Communications Noise suppression technique for radio circuits
US7129872B1 (en) * 2005-05-25 2006-10-31 Audio Note Uk Ltd. Audio signal analog-to-digital converter utilizing a transformed-based input circuit
KR101607030B1 (ko) * 2014-12-26 2016-04-11 삼성전기주식회사 컨커런트 듀얼밴드 신호 증폭기

Also Published As

Publication number Publication date
NL60868C (enrdf_load_stackoverflow)
US2248462A (en) 1941-07-08

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