Patent · US Active

Amplifier dynamic bias adjustment for envelope tracking

US9413298B2 · kind B2 · utility

41Cited by
30References
36Claims
0Family size

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Inventors

Key dates

Filing dateMar 14, 2013
Grant dateAug 9, 2016
Priority date
Expiry dateMar 14, 2033

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH03F2203/45731
  • WIPO fieldBasic communication processes
  • WIPO sectorElectrical engineering

Abstract

An envelope tracking amplifier having stacked transistors is presented. The envelope tracking amplifier uses dynamic bias voltages at one or more gates of the stacked transistors in addition to a dynamic bias voltage at a drain of a transistor.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.