Patent · US Expired

Sigma-delta modulator having selectable OSR with optimal resonator coefficient

US7215270B1 · kind B1 · utility

13Cited by
16References
24Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 10, 2006
Grant dateMay 8, 2007
Priority date
Expiry dateApr 10, 2026

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH03M3/448
  • WIPO fieldBasic communication processes
  • WIPO sectorElectrical engineering

Abstract

A programmable Sigma-Delta Modulator (SDM) includes a first input to select an oversampling rate (OSR), which has a corresponding resonator coefficient value to provide an optimal notch in the Noise Transfer Function (NTF).

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