Patent · US Expired

Multi-stage analog to digital converter architecture

US7161521B2 · kind B2 · utility

2Cited by
5References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 27, 2005
Grant dateJan 9, 2007
Priority date
Expiry dateJul 27, 2025

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH03M1/002
  • WIPO fieldBasic communication processes
  • WIPO sectorElectrical engineering

Abstract

According to an aspect of the present invention, different reference voltage levels are used for different stages of a multi-stage analog to digital converter (ADC). In one embodiment, the amplification and unity gain bandwidth (UGB) requirements in the first stage is reduced as a result.

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