Patent · US Active

Operational amplifier and operating method thereof

US7872599B2 · kind B2 · utility

1Cited by
5References
17Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 5, 2008
Grant dateJan 18, 2011
Priority date
Expiry dateDec 5, 2028

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH03F2203/45724
  • WIPO fieldBasic communication processes
  • WIPO sectorElectrical engineering

Abstract

A loading stage for outputting an amplified differential output, including: a noise source inducing noises originally located in a first frequency band, and a first modulating device coupled to the noise source for modulating the noises into a second frequency band from the first frequency band.

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