Computing large signal distortions and bit-error ratios in DPSK transmission systems

E. T. Spiller*, W. L. Kath, R. O. Moore, C. J. McKinstrie

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

23 Scopus citations

Abstract

We demonstrate the application of importance sampling (IS) to the simulation of a soliton-based differential phase-shift-keyed optical transmission system. We use an approximation to the pulse evolution given by perturbation theory and optimized with calculus of variations to guide full numerical Monte Carlo simulations employing IS. The method not only directly determines the bit-error ratio, but also predicts the manner in which large signal distortions occur.

Original languageEnglish (US)
Pages (from-to)1022-1024
Number of pages3
JournalIEEE Photonics Technology Letters
Volume17
Issue number5
DOIs
StatePublished - May 2005

Funding

Manuscript received October 7, 2004; revised January 21, 2005. This work was supported by (NSF) under Grant DMS-0406513, and by the Air Force Office of Scientific Research (AFOSR) under Grant FA9550-04-1-0289. E. T. Spiller and W. L. Kath are with the Department of Engineering Sciences and Applied Mathematics, McCormick School of Engineering and Applied Science, Northwestern University, Evanston, IL 60208-3125 USA (e-mail: [email protected]). R. O. Moore is with the Department of Mathematical Sciences, New Jersey Institute of Technology, Newark, NJ 07102 USA. C. J. McKinstrie is with Bell Laboratories, Lucent Technologies, Holmdel, NJ 07733 USA. Digital Object Identifier 10.1109/LPT.2005.845656

Keywords

  • Bit-error ratio (BER)
  • Differential phase-shift keying (DPSK)
  • Importance sampling (IS)
  • Solitons

ASJC Scopus subject areas

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

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