光纤到户的关键技术姓名：贺米佳系别：电气学院专业：电子信息工程技术学号：指导教师：王莘2015年04月23日目录摘要与关键词……………………………………………………………………………………………II0引言………………………………………………………………………………………………………11光纤到户的关键技术……………………………………………………………………………………11.1PON网络结构………………………………………………………………………………………11.2EPON原理…………………………………………………………………………………………2……………………………………………………………………………………31.4实现EPON存在的一些技术难点…………………………………………………………………4…………………………………………………………………………42光纤到户关键技术的进展情况…………………………………………………………………………42.1FTTH与其他宽带接入技术的发展………………………………………………………………4…………………………………………………………………………5…………………………………………………………………………62.4实现FTTH建设的可行性…………………………………………………………………………63光纤到户的解决途径……………………………………………………………………………………6…………………………………………………………………………………6……………………………………………………………………………………………8……………………………………………………………………………………………9………………………………………………………………………………94结束语……………………………………………………………………………………………………11参考文献…………………………………………………………………………………………………12致谢………………………………………………………………………………………………………13光纤到户的关键技术摘要本论文首先概述了光纤到户（Fibertothehome；FTTH）的系统结构,对EPON(HYPERLINK"http://dict.cnki.net/dict_result.aspx?searchword=+iCJBD%3C%1B=h%254%3END$)R=h2W&tjType=sentence&style=&t=ethernet+passive+optical+network+(epon)"EthernetPassiveOpticalNetwork；以太网的无源光网络）、GPON（GigabitPassiveOpticalNetwork；吉比特无源光网络）技术作了较为详细的论述和比较.其次,分析和阐述了EPON的原理和关键技术。本文重点阐述了EPONFTTH的在通信运营商网络规划建设中的组网模式、带宽预算、ODN(Optica1lDistributedNetwork;光分配网络)规划等关键技术;最后介绍了针对别墅区、写字楼、小区楼道以及网吧/大客户用EPON实现FTTH的解决方案。关键词以太网的无源光网络;吉比特无源光网络;光纤到户FibertothehomeofthekeytechnologiesAbstractFisrtofall,thispaperhassummarizedFTTHsystemstructure,thetechnologyhasassumedcomparativelydetaileddiscussionandcomparisontoEPON,GPON.Secondly,analysisandresolvehavingsetforththeEPONprincipleandkeytechnology.Thebudgetbuildingthehitthetargetsetonetpattern,bandwidthinthebusinessnetworkplancommunicatingletterbeinginmotionanddoingbusiness,ODNconcentratingonhavingsetforthEPONFTTHplanthemainbodyofabookwaitingforthekeytechnology.Atlast,itintroducedthatarea,officebuilding,housingestatecorridorandimportantcustomeruseEPONtorealizeFTTH'sspecificallyforvillaascheme.