Effect of phase noise on optical minimum-shift keying transmission systems

Han Chen*, Yi Dong, Hao He, Weisheng Hu, Lemin Li

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

1 Citation (Scopus)

Abstract

Phase-modulated (PM) signals have recently been used in long-haul lightwave communication systems to reach record distances. Added directly to the signal phase, linear and nonlinear phase noise cause performance degradation in PM systems. Minimum-shift keying (MSK), as a special format of PM signals, presents some different features of phase noise tolerance. This paper investigates the effect of phase noise on the performance degradation in the 10 Gb/s optical MSK systems and analyzes the contribution of phase noise to the bit error rate (BER), compared with the conventional PM format, 50% duty cycle optical return-to-zero differential phase-shift keying (RZ-DPSK) signals, in several typical local fiber dispersion transmission systems. The effect of intensity noise on the performance degradation in the corresponding transmission systems is also investigated.

Original languageEnglish
Pages (from-to)4045-4051
Number of pages7
JournalOptics Communications
Volume282
Issue number20
DOIs
Publication statusPublished - 15 Oct 2009
Externally publishedYes

Keywords

  • Differential phase Q-factor
  • Minimum-shift keying
  • Phase-modulated
  • Return-to-zero differential phase-shift keying

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