Performance improvement of a coherent optical fiber communication system with the phase estimation algorithm

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摘要 ThephaseestimationbasedonM-thpoweralgorithmisemployedinadifferentialquadraturephase-shiftkeying(DQPSK)coherentopticalfibercommunicationsystem,andthesystemperformanceimprovementisinvestigatedthroughnumericalsimulations.Itisfoundthattheapplicationofphaseestimationalgorithmcanrestrainthephasenoiseinducedbylaserlinewidthandfibernonlineareffects,andrecoverthecarrierphase,sothetransmissiondistanceofa40Gb/sDQPSK-RZsystemcanbeextendedtomorethan1300kmwiththeBERbelow10-12.
机构地区 不详
出版日期 2010年01月11日(中国期刊网平台首次上网日期,不代表论文的发表时间)
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