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Optica Publishing Group
  • 2013 18th OptoElectronics and Communications Conference held jointly with 2013 International Conference on Photonics in Switching
  • (Optica Publishing Group, 2013),
  • paper WR3_2
  • https://doi.org/10.1364/OECC_PS.2013.WR3_2

Improvement due to Optically Filtered Lasers in Parallel Decision-Directed Phase Recovery for 16-QAM

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Abstract

We experimentally show optically filtered lasers reduce OSNR penalty due to phase tracking error up to 3 dB for two parallel decision directed algorithms with feedback delay in an 11 Gbaud/s 16QAM coherent system.

© 2013 IEICE

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