QPSK regeneration without active phase-locking

Niels-Kristian Kjøller, Francesco Da Ros, Kasper Meldgaard Røge, Michael Galili, Leif Katsuo Oxenløwe

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QPSK regeneration without active phase stabilization is investigated in numerical simulations. We propose an improved scheme for phase-locking free QPSK regeneration showing significant improvements in the error vector magnitude of the signal.
Original languageEnglish
Title of host publication2016 Conference on Lasers and Electro-Optics
Number of pages2
PublisherOptical Society of America (OSA)
Publication date2016
ISBN (Print)9781943580118
Publication statusPublished - 2016
EventConference on Lasers and Electro-Optics 2016 - San Jose, California, United States
Duration: 5 Jun 201610 Jun 2016


ConferenceConference on Lasers and Electro-Optics 2016
CountryUnited States
CitySan Jose, California
Series2016 Conference on Lasers and Electro-optics (cleo)


  • Phase noise
  • Repeaters
  • Optical fiber amplifiers
  • Binary phase shift keying
  • Adaptive optics

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