Patent · US Expired

Power amplifying apparatus using asymmetric power drive

US7342444B2 · kind B2 · utility

22Cited by
3References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 27, 2005
Grant dateMar 11, 2008
Priority date
Expiry dateApr 27, 2026

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH03F2200/451
  • WIPO fieldBasic communication processes
  • WIPO sectorElectrical engineering

Abstract

A power amplifying apparatus includes a Doherty amplifier having a carrier amplifier and a peaking amplifier connected in parallel, each having an input/output matching circuit and an asymmetric power driver for driving the carrier amplifier and the peaking amplifier using an asymmetric power driver.

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