Patent · US Expired

Switchable gain amplifier

US7039377B2 · kind B2 · utility

22Cited by
30References
21Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 14, 2002
Grant dateMay 2, 2006
Priority date
Expiry dateJul 15, 2023

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH03F2203/7236
  • WIPO fieldBasic communication processes
  • WIPO sectorElectrical engineering

Abstract

A switchable gain amplifier for use in mobile communications devices is provided, having a first amplifier stage having a first gain, a second amplifier stage connected in parallel with the first amplifier stage. The first and second amplifier stage have different gains and a gain controller, connected to the first amplifier stage and to the second amplifier stage, enables only one of the amplifier stages at a time.

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