Semiconductor optical amplifier used as regenerator for degraded differential phase-shift keying signals＊-中国期刊网

摘要 Phaseandamplituderegenerationarenecessaryfordegradeddifferentialphase-shiftkeyingcommunicationsystems.Thispaperproposesaregeneratorbasedonsemiconductoropticalamplifierfordifferentialphase-shiftkeyingsignals.Thekeyregenerationmechanismistheoreticallyanalysed.Theeffectivenessofsemiconductoropticalamplifierbasedregeneratorisdemonstratedbycomparingthebiterrorrateandeyediagramsbeforeandafterregenerationfor40-Gbit/sdifferentialphase-shiftkeying1080-kmtransmissionsystems.Theresultsshowthatregenerationeffectsareverywell.Biterrorrateislessthan1012withtheregenerator.

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Semiconductor optical amplifier used as regenerator for degraded differential phase-shift keying signals＊

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Semiconductor optical amplifier used as regenerator for degraded differential phase-shift keying signals＊

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