作　　者： ; ; ; ; ;

机构地区： 暨南大学

出　　处： 《中国有线电视》 2004年第22期41-44,共4页

摘　　要： 目前有线电视网开展双向业务主要是通过HFC +CableModem方式 ,基于以太无源光网络 (E PON ,EthernetPassiveOpticalNetwork)的有线电视全业务接入系统是可以实现传输包括模拟电视信号在内的全业务接入网 (FSAN)。分析了系统的结构、工作方式及特点 ,最后讨论了实现该系统的关键技术 ,该系统对有线电视网络进行双向化业务改造有重要参考价值。 At present CATV network developed two-way services ma inly through the way of HFC plus Cable Modem. Full services access network syste m of cable television based on EPON is a FSAN which can transfer all services in cluding TV signal. The constitution, principles and advantages of system were in troduced in detail in the paper. At last the key technologies were also discusse d. This system has important reference values to CATV network to reconstruct for two-way services.

关 键 词： 以太无源光网络 接入网 服务质量

领　　域： [电子电信] [电子电信]