25.6-Tb/s WDM transmission of polarization-multiplexed RZ-DQPSK signals

Alan H. Gnauck, Gabriel Charlet, Patrice Tran, Peter J. Winzer, Christopher R. Doerr, J. C. Centanni, E. C. Burrows, Tetsuya Kawanishi, Takahide Sakamoto, Kaoru Higuma

Research output: Contribution to journalArticle

123 Citations (Scopus)

Abstract

We demonstrate record 25.6-Tb/s transmission over 240 km using 160 WDM channels on a 50-GHz grid in the C+L bands. Each channel contains two polarization-multiplexed 85.4-Gb/s RZ-DQPSK signals, yielding a spectral efficiency of 3.2 b/s/Hz in each band.

Original languageEnglish
Pages (from-to)79-84
Number of pages6
JournalJournal of Lightwave Technology
Volume26
Issue number1
DOIs
Publication statusPublished - 2008 Jan 1

Keywords

  • Differential quadrature phase shift keying
  • High spectral efficiency
  • Modulation formats
  • Optical fiber communications
  • Optical modulation

ASJC Scopus subject areas

  • Atomic and Molecular Physics, and Optics

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  • Cite this

    Gnauck, A. H., Charlet, G., Tran, P., Winzer, P. J., Doerr, C. R., Centanni, J. C., Burrows, E. C., Kawanishi, T., Sakamoto, T., & Higuma, K. (2008). 25.6-Tb/s WDM transmission of polarization-multiplexed RZ-DQPSK signals. Journal of Lightwave Technology, 26(1), 79-84. https://doi.org/10.1109/JLT.2007.912110