EPON与EOC技术在广电系统中的应用与发展  

The Application and Development of EPON and EOC Technology in Broadcast Television Network System

作　　者：冼家键 

机构地区：[1]广州珠江数码集团有限公司,广东广州510010

出　　处：《中国有线电视》2010年第5期603-608,共6页China Digital Cable TV

摘　　要：简单描述当前有线电视网络运营商接入网部分的带宽资源与面临的问题,介绍EPON与EOC两种新技术的内容与特点,并结合具体网络模型与实际应用实例解析两种新技术在有线广播电视网络系统运维和解决接入网带宽问题上的优势,最后根据当前有线电视网络发展现状指出这两项技术在未来的发展前景。Firstly, the article tries to give a brief description of the current bandwidth resources acquired by cable TV network operators when access to network and the problems arising in this course. Then it introduces two new techniques EPON and EOC with their features and content, analyses their advantages upon the cable TV network system maintenance and the solution of access network bandwidth based on a sound combination of a specific network model operation and the actual application examples. At last, the article predicts the future prospect of these two techniques on the basis of the current development situation of cable TV net- work.

关 键 词：EPON EOC 广播电视网络系统 接入网带宽 宽带接入技术 双向改造 三网融合 交互电视 

分 类 号：TN943.6[电子电信—信号与信息处理]