Patent · US Expired

Digital frequency synthesizer

US5931891A · kind A · utility

12Cited by
8References
2Claims
0Family size

Inventor

Key dates

Filing dateSep 18, 1997
Grant dateAug 3, 1999
Priority date
Expiry dateSep 18, 2017

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F1/022
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A digital frequency synthesizer for generating square wave signals employing a phase accumulator, triangle wave logic function, smoothing filter, and hard limiter. A triangle wave logic function simplifies the implementation of stable square wave signals.

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