A QPSK-Pilot Carrier Phase Recovery Algorithm with Improved MI for PS-64QAM Systems
作者
Zhongliang Sun,Jin Hang Hu,Xuekai Xu,Yueming Lu,Yaojun Qiao
出处
期刊：日期：2020-01-01卷期号：37: M4A.216-M4A.216
标识
DOI：10.1364/acpc.2020.m4a.216
摘要
Filter-oriented carrier phase recovery algorithms with MI impairment are ana-lyzed in PS systems. A QPSK-pilot scheme is investigated to compensate the penalty in a PS-64QAM system, achieving approximated 1 bit/symbol gain in lower SNRs.
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(2025-6-4)
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