基于ODN的有线电视光纤入户方案

Cable TV Fiber to the Home Scheme Based on ODN

随着国家“三网融合”的全面推进,广电运营商要应对通信运营商交互式网络电视(Internet Protocol Television,IPTV)的激烈市场竞争,以及自身数字电视业务的高清和4K发展需要,适合全网际互连协议(Internet Protocol,IP)业务的光纤入户接入网一定是最优选择。对此,介绍广电网络主流的3种光纤入户方案,结合葛洲坝城区接入网现状,给出两种改造方案。

With the comprehensive promotion of the national"convergence of three networks",radio and television operators must cope with the fierce market competition of Internet Protocol Television(IPTV)of communication operators,as well as the development needs of high-definition and 4K of their own digital television services.A fiber optic home access network suitable for all Internet Protocol(IP)services must be the best choice.In this regard,this paper introduces three kinds of optical fiber access schemes in the mainstream of radio and television network,combined with the current situation of Gezhouba urban access network,gives two kinds of transformation schemes.