Multichip differential phase-shift-keyed transmission over (Non) linear optical channels

Yoav Yadin, Moshe Nazarathy, Alberto Bilenca, Meir Orenstein

Research output: Contribution to journalArticlepeer-review

3 Scopus citations

Abstract

The recently introduced multichip differential phase-shift keying (MC-DPSK) optical transmission format, entailing the modulation of relative phases over a moving transmission window of D successive chip intervals, is analytically and numerically analyzed. The maximum-likelihood optimal MC-DPSK receiver is derived and synthesized using integrated-optic Mach-Zehnder delay interferometers, whose electrical outputs are interpreted as generalized Stokes' parameters. The MC-DPSK performance over a nonlinear fiber channel, limited by the combination of amplified spontaneous emission noise and self-phase modulation, is further derived and simulated, demonstrating that the lowest complexity three-chip binary-phase MC-DPSK receiver provides an ∼1-dB Q-factor advantage over conventional DPSK.

Original languageEnglish
Pages (from-to)1431-1440
Number of pages10
JournalJournal of Lightwave Technology
Volume25
Issue number6
DOIs
StatePublished - 1 Jun 2007
Externally publishedYes

Keywords

  • Differential phase-shift keying (DPSK)
  • Optical fiber communication
  • Phase modulation
  • Phase noise

ASJC Scopus subject areas

  • Atomic and Molecular Physics, and Optics

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