Two-stage feed-forward carrier phase recovery algorithm for high-order coherent modulation formats
暂无分享,去创建一个
An improved linewidth-tolerant two-stage feed-forward carrier phase recovery algorithm is proposed for high-order coherent modulation formats. Experimentally we show that the proposed new algorithm can reduce the required compute power by more than a factor of two for square 36QAM.
[1] J. Kahn,et al. Feedforward Carrier Recovery for Coherent Optical Communications , 2007, Journal of Lightwave Technology.
[2] Xiang Zhou,et al. Multi-Level, Multi-Dimensional Coding for High-Speed and High-Spectral-Efficiency Optical Transmission , 2009, Journal of Lightwave Technology.
[3] R. Noe,et al. Hardware-Efficient Coherent Digital Receiver Concept With Feedforward Carrier Recovery for $M$ -QAM Constellations , 2009, Journal of Lightwave Technology.