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1、铜陵学院毕业论文学号_0909131018毕业论文(设计)课题秀逸苏杭FTTH光缆接入工程学生姓名胡劝劝院部电气工程学院专业班级通信工程指导教师晏菁二0一三年五月铜陵学院毕业论文秀逸苏杭FTTH光缆接入工程摘要中国电信、中国移动、中国联通提供的业务广,彼此之间存在着相当大的竞争,他们都想在宽带领域分一杯羹。不得不说中国电信的宽带业务现状较国外显得滞后,他的接入方式依然依赖于落后的铜缆接入,导致传输距离受限。应运而生的EPON技术给中国通信带来福音,得益于其技术原理,通信传输的距离一步一步增大。美中不足的是,带宽有限,
2、这就影响着新业务的研发。光纤到户的凭借着其性能优越,局端到用户的接入能力及效率高,可以很好完善图、数、音,被全世界运营商所追捧与采纳。中国电信现阶段在宽带业务竞争中,还是突显自身优势的。光纤入户不再采用窄带,给市场研发部也给予了一定的研发空间,施工队对通信的维护也方便、快捷,这些有利条件都使之在激烈的市场竞争中长期立于不败之地。光纤入户较铜缆接入,投资成本大幅降低,这归功于近几年来通信设备以及皮线光缆的价格持续走低,还得益于了技术的逐步成熟与完善。关键词:光纤入户;EPON;三网合一Ⅱ铜陵学院毕业论文YatJervo
3、isFTTHcableaccessprojectAbstractAlongwiththethreemajoroperatorsofallbusinessoperations,marketcompetitionisbecomingincreasinglyfierce,andthebroadbandmarkethasbecomethemainbattlefieldoftheoperatorsofcompetition.Atpresent,mainlyChinaTelecomwidebandaccesstocablenet
4、workADSL,thebandwidthoftransmissiondistanceconstraintslargerrateofcopper.Alongwiththedevelopmentoflightbackintothecopper,theuseofEPONtechnology,thetransmissiondistancehasbeenshortened,butintheinformation,intelligenceandnewtechnologyandnewbusinesscontinuestoadva
5、nce,thehighbandwidthbusinessdevelopmentstillexistconstraints.EPONtechnologyintheFTTH(fibertothehome)constructionmode,thetechnologyupgrade,improvetheintegratedaccessnetwork,realizethetripleplay(voice,data,image),large-scaleuseintheglobaladvancednationalinformati
6、zationconstruction.ChinaTelecominthenewstageinthecompetitionofbroadbandbusiness,ortohighlighttheirownadvantages.Opticalfiberbandwidthisrelativelyhigh,withobviouspotentialmarketofvalue-addedservice,maintenancecostcomparedtolow,theseconditionsaremadeinthefiercema
7、rketcompetitionremaininvincibleinthelongterm.Asthee8-Cuserendequipmentandbutterflycablepricescontinuetodecline,thetechnologyofopticalfibercold,fastconnectionplug-inperformance,andsupportingthegradualimprovement,FTTHinvestmentbenefithasbeenhighlighted,togetherwi
8、ththeprovincialgovernmentbuildingenergymanagementrequirements,andlargeareapromotionfactorsandconditionshavebeenmet.Keywords:FTTH;EPON;e8-C;convergenceⅡ铜陵学院毕业论文目录摘要…………………………