40GHz窄时间窗口的实现及其在高速光时分复用系统中的应用 英文.doc

40GHz窄时间窗口的实现及其在高速光时分复用系统中的应用_英文_Realizationof40GHzShortTimeWindowsandSpeedTheirApplicationsinHighOpticalTimeDivisionMultiplexingSystemsLiYan,WuJianStateKeyLaboratoryofnformatonPhotoncs,muncatonsBengUnverstyofPostsandIiiilii,munications,Beijing100876,P,R,ChinaAbstract:OpticalTimeDivisionMultiplexing(OT-streamwithlowspeedelectro-ponents,DM)isknowntobecapableoftransmittingsingleSpectrallyefficientdataformats,suchasQuadraturechannehghbtratedatastreamwthowspeede-liiilPhase-ShiftKeying(QPSK)andMaryQuadratureAm-lectro-ponents,Acost-pactplitudeModulation(M-QAM),andhighbaudrateperandstableshorttimewindowwithlowinsertloss,ecandidatesforultra-highbitrateowphasenoseowtmng-tterandhghspeedli,liijiiOTDMtransmission,Consequently,thebaserateisup-performanceisessentialforultra-highspeedOTDMgradedto40Gb/sandtsessentatouseoptca,iiililsystemsusingphaseandamplitudemodulationfor-pulsesourceswithlowphasenoise,lowtimingjitter,mats,Inthispaper,wereviewthreepromisingmeth-shortpusewdthandhghstabtyasweasthedeliiili,ll-odstoobtan40GHzshorttmewndowncudngiiiiliE-multiplexingtechniqueswithphasepreservingcharac-lectro-AbsorptionModulator(EAM),Dual-Parallelterstcssmpestructureandshorttmewndow,Are-ii,iliiMach-ZehnderModuator(DPMZM)andFberlicoveredclockwithultra-lowtiming-jitter,eitheropticalLoop-PolarizationModulator(FL-PolM),Sub-pico-orelectrical,needstobeextractedfromthereceivedsecondshortpulsesourcegeneration,opticaltimedi-OTDMsignaltoimprovetheperformanceofopticalde-visiondemultiplexingandclockrecoveryarerealizedmultiplexing,respectveybyusngtheshorttmewndowbasedoniliiiecentyseveratransmssonexpermentsatbaseRl,liiithethreemethods,ByusingDPMZMbasedpulserateof40Gb/shavebeenreported,inwhichthesourceandEAMbasedCockRecovery(CR)andde-lpusesourcesncudemodeocedfberasers1lil-lkil,,,mutpexererrorfreetransmssonof640Gbt/slil,iiimode-lockedsemiconductorlasers,2,,andErbium(160Gbaud/sPol-MuxDQPSK)singlechannelsig-GlassOscillatorPulseSource(ERGO),3,,Stablenaover400kmsngemodefbersproventobeex-liliioperatonofmode-oc