An ON-OFF-keying optical receiver with dual thresholds and erasure zone

Jian Chen*, Bing Xie, Yong Liang Guan, Yixin Wang

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

4 Citations (Scopus)

Abstract

An ON OFF-keying optical receiver with dual thresholds and an erasure zone is proposed. This configuration can be applied to track the optimized decision level adaptively and obtain additional coding gain from forward-error correction without increasing the code rate. Our analysis shows that in both unamplified and optically preamplified receivers, the required Q value for the bit-error rate of 10-12 can be reduced by 1.8 dB, if errors arise in burst nature and the optimized erasure zone width is around 7%-11% of the signal swing.

Original languageEnglish
Pages (from-to)1592-1594
Number of pages3
JournalIEEE Photonics Technology Letters
Volume19
Issue number20
DOIs
Publication statusPublished - Oct 2007
Externally publishedYes

ASJC Scopus Subject Areas

  • Electronic, Optical and Magnetic Materials
  • Atomic and Molecular Physics, and Optics
  • Electrical and Electronic Engineering

Keywords

  • Burst correction codes
  • Forward-error correction (FEC)
  • Optical receivers
  • Threshold decoding

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