Patent · US Expired

Concatenated forward error correction decoder

US6622277B1 · kind B1 · utility

29Cited by
6References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 7, 2000
Grant dateSep 16, 2003
Priority date
Expiry dateDec 22, 2020

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04L2001/0098
  • WIPO fieldBasic communication processes
  • WIPO sectorElectrical engineering

Abstract

A method and apparatus to perform error correction is described. A stream of data is encoded using concatenated error correcting codes. The encoded data is communicated over a long-haul transmission system. The encoded data is decoded using the codes and three levels of decoding.

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