Single-channel 1.28 Tbit/s-525 km DQPSK transmission using ultrafast time-domain optical Fourier transformation and nonlinear optical loop mirror

  • Pengyu Guan*
  • , Hans Christian Hansen Mulvad
  • , Yutaro Tomiyama
  • , Toshiyuki Hirano
  • , Toshihiko Hirooka
  • , Masataka Nakazawa
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

6 Citations (Scopus)

Abstract

We demonstrate a single-channel 1.28 Tbit/s-525 km transmission using OTDM of subpicosecond DQPSK signals. In order to cope with transmission impairments due to time-varying higherorder PMD, which is one of the major limiting factors in such a longhaul ultrahigh-speed transmission, we newly developed an ultrafast timedomain optical Fourier transformation technique in a round-trip configuration. By applying this technique to subpicosecond pulses, transmission impairments were greatly reduced, and BER performance below FEC limit was obtained with increased system margin.

Original languageEnglish
Pages (from-to)430-436
Number of pages7
JournalIEICE Transactions on Communications
VolumeE94-B
Issue number2
DOIs
Publication statusPublished - Feb 2011
Externally publishedYes

Keywords

  • Differential quadrature phase shift keying
  • High-speed optical pulse transmission
  • Optical Fourier transformation
  • Optical phase modulation
  • Optical timedivision multiplexing
  • Ultrashort optical pulse

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