Patent · US Expired

Method and apparatus for addressing receive band noise problems associated with the use of a digital power amplifier

US7190290B2 · kind B2 · utility

0Cited by
11References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 24, 2004
Grant dateMar 13, 2007
Priority date
Expiry dateAug 24, 2024

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH03M1/742
  • WIPO fieldBasic communication processes
  • WIPO sectorElectrical engineering

Abstract

An apparatus and method for biasing at least one transistor of a Radio Frequency Digital to Analog Converter (RFDAC). The apparatus including a direct base current injection circuit for injecting a DC current waveform directly into a base terminal of the transistor.

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