Patent · US Expired

Method and apparatus for decision threshold control in an optical signal receiver

US7424651B2 · kind B2 · utility

14Cited by
4References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 21, 2004
Grant dateSep 9, 2008
Priority date
Expiry dateNov 30, 2025

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04L1/0045
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

An apparatus and method for decision threshold control in an optical signal receiver. A forward error correction (FEC) decoder provides a feedback signal representative of corrected errors. The decision threshold is adjusted to balance a number of corrected ones and zeros.

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