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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 TuPR_14
  • https://doi.org/10.1364/OECC_PS.2013.TuPR_14

Least Radial Distance Based Carrier Phase Recovery for 16-QAM Coherent Optical Systems

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Abstract

We propose and demonstrate least radial distance based carrier-phase recovering method for 16-QAM coherent optical systems. Through numerical analysis, we found proposed scheme has less than 2dB SNR penalty when laser linewidth-symbol-duration-product Δϑ Ts ≅ 1 × 10−4 range.

© 2013 IEICE

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