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ID:36374277
大小:3.34 MB
页数:74页
时间:2019-05-10
《将分布式光纤传感技术融入EPON的研究》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、电子科技大学硕士学位论文将分布式光纤传感技术融入EPON的研究姓名:熊森申请学位级别:硕士专业:通信与信息系统指导教师:饶云江20090501AbstractAsaveryimportanttransmissionmedium.optical-fiberwitllfunctionoffiber-opticcommunicationandfiber-opticsensingCanbeusedintemperature,stress,vibrationandotherparametersofthehiIghsensitivitymeasurememandalsoinsec
2、uritysystemsuchasfirealarmandthiefguard.IntegratingthedistributedopticalfibersensorsystemintocommunicationnetworktoachivingservicesforcommunicationandsensingatthesametimeWasextremelyimportantpracticalsignificanceforimprovingthequalityofthepeople’Slife.Inthispaper,anetworkarchitecturecom
3、biningthedistributedopticalfibersensorwiththePassiveOpticalAccessNetwork(PON),SOthatthePONCanprovideservicesforcommunication,failuredetectionandsecuritymonitoringatthesametime.ThemaincontentsdiscussedaSfollows:(1)Severalnetworkarchitecturescombiningdistributedopticalfibersensor谢thPONWas
4、proposedandanalysed.(2)Detailedderivationoftherequiredparametersofthelightsourceinsecuritysystem,includinglinewidth,power,stabilityandfrequencydirt,ctc.,AndexperimentdeviceWassetuptotesttheserequirements.(3)Detailedstudyofavarietyoflow-costttmablenarrowline-widthfiberlasers,andalsosomet
5、estsoftherequiredparaments.Atthesametime,somecommercialnarrowline-widthfiberlaserswerealsotested,analysed,andcompared诵ththeself-desginedtunablelasers.(4)AseriesofexperimentsaboutQ—OTDRsecuritysystem,includinganewarchitectureaffordingbranchesfiber-faultidentificationandlocationforthePONB
6、asedonWDM,anewarchitectureaffordingsecuritymomtiryforthePONBasedonWDM,andsometestesofthenewarchitecture’Snormalcommunication.(5)Designedcorrespondingsoftwareforsecuritysystem.TheCOrecodeofcorrespondingsoftwareWaswritteninc}c++librarywhichwithhi出portability.TheIIAbstractMVCisusedtakingin
7、toaccounttheextensibility,C/Smodelisadoptedfornetworkcommunication,andmemorypoolisappliedtoimprovetheefficient.Keywords:PON,DistributedOpticalFiberSensor,UltraNarrowLine-width,‘p—OTDRIII独创性声明本人声明所呈交的学位论文是本人在导师指导下进行的研究工作及取得的研究成果。据我所知,除了文中特别加以标注和致谢的地方外,论文中不包含其他人已经发表或撰写过的研究成果,也不包含
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