Patent · US Expired

Digital filtering device

US5956262A · kind A · utility

4Cited by
4References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 12, 1996
Grant dateSep 21, 1999
Priority date
Expiry dateMar 12, 2016

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH03H2218/10
  • WIPO fieldBasic communication processes
  • WIPO sectorElectrical engineering

Abstract

A digital sample filtering device comprising storage device including ROM and RAM memory for storing in an interlaced manner, coefficients of at least two filters along with for each coefficient, data indicating to which of the filters the each coefficient belongs; a multiplier for multiplying at least one of the coefficients by a sample and an accumulator for adding the partial sums of the multiplication results for each of the filters.

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