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云南临沧市城区有线双向网络改造方案的设计与分析
引用本文:李海雁,胥良,戴祖诚,李凯佳,陈云涛.云南临沧市城区有线双向网络改造方案的设计与分析[J].昆明师范高等专科学校学报,2009,31(6):69-72.
作者姓名:李海雁  胥良  戴祖诚  李凯佳  陈云涛
作者单位:[1]昆明学院计算机与网络技术系,云南昆明650031 [2]昆明学院学报编辑部,云南昆明650031 [3]昆明学院物理科学与技术系,云南昆明650031 [4]临沧市广播电视局,云南临沧677000
基金项目:云南省教育厅科学研究基金 
摘    要:采厢EPON+基带EOC模式对云南临沧现存有线电视网络进行双向改造,光线路终端(OLT)置于中央控制机房,ONU设备布局在集中分配的光节点位置,通过五类双绞线互连.另外,将光节点中铜轴射频信号接入到EOC局端设备,由它完成数字信号的调制,并与有线电视信号进行混合,再经原有的铜轴网络进行混合信号的传输.ONU与用户之问的连接采用EOC技术,EOC客户端设备布局在用户室内.

关 键 词:云南临沧  有线双向网络  网络改造  双向改造  EOC技术  EPON技术

Design Analysis on Transforming Scheme of Wired Two-way Network for the Lincang City Proper in Yunnan Province
LI Hai-yan,XU Liang,DAI Zu-cheng,LI Kai-jia,CHEN Yun-tao.Design Analysis on Transforming Scheme of Wired Two-way Network for the Lincang City Proper in Yunnan Province[J].Journal of Kunming Teachers College,2009,31(6):69-72.
Authors:LI Hai-yan  XU Liang  DAI Zu-cheng  LI Kai-jia  CHEN Yun-tao
Institution:1. Computer & Network Technology Department, Kunming University, Yunnan Knnming 650031, China 2. Editorial Department of Journal of Kunming University, Yunnan Kunming 650031, China; 3. Physics and Technology Department, Kunming University, Yunnan Kunming 650031, China ; 4. Lincang Broadcast and Television Bureau,Yunnan Lincang 677000,China)
Abstract:To apply the model of EPON + baseband EOC for two-way transforming the current cable TV network in Lincang city has achieved by setting optical circuit terminal into central control generator room, ONU equipment layout on focused distribution location of optical unit and linking each other the five sorts of twisted-pair cables. Also, link radio-frequency signal of brass axle in optical unit into EOC local site by which digital signal modulation is finished and mixed with cable TV signal and last, through existing brass axle net mixed signal is transmitted. EOC technology is used to link ONU and users. EOC client terminal equipment is distributed in the user's room.
Keywords:Yunuan Lincang  wired two-way network  network transformation  two-way transformation  EOC technology  EPON technology
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