基于非线性离散谱信号的多符号联合数字信号处理方法

Translated title of the contribution: Multi-symbol combined digital signal processing method based on nonlinear discrete spectrum signal

Gai Zhou (Inventor), Pak Tao Lau (Inventor)

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    Abstract

    本发明公开了一种基于非线性离散谱信号的多符号联合数字信号处理方法,所述方法包括:接收光纤通信的NFDM信号,并对所述NFDM信号进行NFT变换,得到非线性离散谱信号;对所述非线性离散谱信号进行多符号LMMSE计算和噪声补偿,得到噪声补偿离散谱系数;将所述噪声补偿离散谱系数进行多符号联合概率分布判决,得到判决后的传输符号序列离散谱系数,以使得所述NFDM信号的质量提升。本发明实施例通过对接收的光纤通信中的NFDM信号中的非线性离散谱信号进行多符号LMMSE计算和噪声补偿,并进行多符号联合概率分布判决,以提升NFDM信号的质量。
    Translated title of the contribution Multi-symbol combined digital signal processing method based on nonlinear discrete spectrum signal
    Original languageChinese (Simplified)
    Patent number2021101142090
    Filing date27/01/21
    Publication statusPublished - 7 Dec 2021

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