Patent · US Expired

Disk drive with embedded finite field processor for error correction

US5812564A · kind A · utility

42Cited by
6References
36Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 8, 1995
Grant dateSep 22, 1998
Priority date
Expiry dateMay 8, 2015

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH03M13/47
  • WIPO fieldBasic communication processes
  • WIPO sectorElectrical engineering

Abstract

A disk drive having error detection and correction capability includes a dedicated finite field processor for performing corrections and for generating software syndromes for miscorrection detection. The processor operates over a finite field under program control and performs parallel finite field multiplication and addition operations in a single execution cycle.

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