Patent · US Expired

Method and apparatus for implementing optimum PRML codes

US4707681A · kind A · utility

65Cited by
1References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 24, 1986
Grant dateNov 17, 1987
Priority date
Expiry dateApr 24, 2006

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH03M5/145
  • WIPO fieldBasic communication processes
  • WIPO sectorElectrical engineering

Abstract

Rate 8/9, constrained codes having run length limitation parameters (0, 4/4) and (0, 3/6) are provided for any partial response (PR) signalling system employing maximum likelihood (ML) detection.

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