Patent · US Expired

Viterbi processor

US5550870A · kind A · utility

159Cited by
6References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 2, 1994
Grant dateAug 27, 1996
Priority date
Expiry dateMar 2, 2014

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH03M13/6591
  • WIPO fieldBasic communication processes
  • WIPO sectorElectrical engineering

Abstract

A digital signal processor with an embedded error correcting coprocessor (ECCP) is disclosed. The ECCP provides soft symbol Viterbi decoded outputs which have the absolute value of the accumulated cost difference of competing states concatenated with the traceback bit or most significant bit of the next state.

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