光纤通信论文汇总new

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1、刘尔超通信073班TOPIC:AdiscussionaboutTime-divisionMultiplexingABSTRACT:Willmulti-channellightsignalswithtimemultiplexwaythatthey'reinthesamerootinthefibertransmission,realizeultra-highspeedtransmission,achievegreatlyexpandcapacityofpurpose1.therequirementofachievingChann

2、elMultiplexing2.TheprincipleofChannelDemultiplexing3.SystemPerformance吴建兴通信073班Topic：ImproveopticalreceiversensitivitybyUsingaEDFAasthepreamplifiercircuitsOutlines：1．Tocalculatethereceiversensitivity,weneedtoincludeallsourcesofcurrentnoiseatthereceiver.2．Opticalamp

3、lifiersareroutinelyusedforimprovingthesensitivityofopticalreceiversbypreamplifyingtheopticalsignal.3.Researchthereceiversensitivityandsignalgainrelationship.申定辉通信073班WDMLight-waveSystemABSTRACT:1.Theorigin,developmentandprincipleofWDM2.Thecomponentsandcharacteristi

4、csofWDM3.KeytechnologiesandproblemsexistinginthedesignofWDM4.TheapplicationofWDM刘宇滕通信073班CodedivisionmultiplexingintroductionAbstract：Tocodedivisionmultiplexingofrelatedprinciplesofintroduction：Codedivisionmultiplexingisusingagroupofcontainscodewordsareperpendicula

5、rtothecodegroupcarrymultiplesignals.Byadoptingthesamewavelengthofspreadspectrumsequence,spectrumresourcesutilization,combiningwithWDMhigh,canbegreatlyincreasedsystemcapacity.Spectrumandsignalitselfbythedetuningisirrelevanttoacodedtofinish.Sayspectrumcharacteristico

6、fthedetuningyardscodesorkeys,sometimescalledaddress.Text：………………郑吉龙通信073班TheintrodocutionofWDMLightwaveSystems1.thebasicprincipleofWDMLightwaveSystems.2.themainapplication许瑞雪通信073班OpticalfiberRamanamplifiersprincipleofworkandperformanceOpticalfiberRamanamplifierswor

7、kingprinciplefiberRamanamplifiersworkingprincipleisbasedonquartzfiberthestimulatedRamanscatteringeffects,intheformofperformanceforinpumpmodulationRamangainbandwidthwithintheweaksignalwithstrongpumpforthetransmissionofPuGuangBosimultaneouslyinthefiber,thusmakethewea

8、ksignallightnamelygetamplification.OpticalfiberRamanamplifiersperformanceanalysisfiberRamanamplifiersperformancedecideditinfuturehigh-speed,high-