Patent · US Expired

Digital-analog converter for conversion of law A- encoded digital signals into analog signals

US5021787A · kind A · utility

4Cited by
6References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 3, 1990
Grant dateJun 4, 1991
Priority date
Expiry dateMay 3, 2010

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH03M1/804
  • WIPO fieldBasic communication processes
  • WIPO sectorElectrical engineering

Abstract

Digital-analog converter intended to convert into analog signals digital signals formed of sign bits, of step bits and of segment bits, particularly signals coded by data compression according to law A, the said converter comprising a sign generator (4), intended to receive the sign bit of the said digital signal, a step generator (7), connected to the output of the sign generator and intended to receive the step bits of the said digital signal and to a segment generator (8) connected to the step generator and intended to receive the segment bits of the said digital signal, characterized in that the segment generator (8) is connected to the sign generator by means of the step generator (7) only.

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