Patent · US Expired

Code error correcting method

US4764927A · kind A · utility

27Cited by
5References
5Claims
0Family size

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Key dates

Filing dateSep 19, 1986
Grant dateAug 16, 1988
Priority date
Expiry dateSep 19, 2006

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH03M13/29
  • WIPO fieldBasic communication processes
  • WIPO sectorElectrical engineering

Abstract

An error detection and/or correction is achieved in the horizontal direction in a block and then an error state is determined by use of an error correction in the vertical direction; furthermore, the correcting system is changed over according to the result of the determination.

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