Patent · US Expired

Low noise digital to analog converter with audio applications

US7116257B1 · kind B1 · utility

2Cited by
12References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 26, 2005
Grant dateOct 3, 2006
Priority date
Expiry dateSep 26, 2025

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH03M1/822
  • WIPO fieldBasic communication processes
  • WIPO sectorElectrical engineering

Abstract

The present invention relates to multi-bit to pulse width modulated signal conversion, with extensions to digital-to-analog conversion. In particular, it has application to conversion of pulse code modulated signals, such as used in CDs and DVDs, to audio output.

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