TOPIC:AdiscussionaboutTime-divisionMultiplexingABSTRACT:Willmulti-channellightsignalswithtimemultiplexwaythatthey'reinthesamerootinthefibertransmission,realizeultra-highspeedtransmission,:ImproveopticalreceiversensitivitybyUsingaEDFAasthepreamplifiercircuitsOutlines:Tocalculatethereceiversensitivity,-waveSystemABSTRACT:Theorigin,ponentsandcharacteristicsofWDMKeytechnologiesandproblemsexistinginthedesignofWDMTheapplicationofWDM刘宇滕通信073班CodedivisionmultiplexingintroductionAbstract:Tocodedivisionmultiplexingofrelatedprinciplesofintroduction:,biningwithWDMhigh,,:………………,intheformofperformanceforinpumpmodulationRamangainbandwidthwithintheweaksignalwithstrongpumpforthetransmissionofPuGuangBosimultaneouslyinthefiber,-speed,high--depthstudyFRA,pumpsourcesareusedtothese
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