论文部分内容阅读
我国的有线电视网络覆盖范围比电信网广,已经建成12989km的国家级干线光缆网络,在许多地方已建成光缆和同轴电缆混合网,联通全国各个省、市、自治区。从用户数量看,我国是拥有世界上最大的有线电视网络。而当前,是广电网络双向化改造的一个关键时期,先行地区已为我们提供很多有益的经验。广电网络的数字电视变革和技术及业务的一系列需求演变带来了巨大的冲击,业务需求在不断变化,新技术的发展进一步促进了行业间的竞争与合作,从而使广电网络运营面临着新的机遇和挑战。广电系统在视频业务、网络资源和用户资源方面拥有突出的优势,如何利用自身优势,把握市场发展并抢得用户需求的先机是广电赢取市场的关键。
China’s cable television network coverage than the telecommunications network wide, has been completed 12989km trunk cable network in many places have been built cable and coaxial cable hybrid network, China Unicom in various provinces, municipalities and autonomous regions. From the number of users, our country has the largest cable TV network in the world. At present, it is a crucial period for the two-way transformation of radio and television networks. The pioneering areas have provided us with many useful experiences. The evolution of digital television in the broadcasting network and the evolution of a series of demands in technology and business have brought tremendous impact. The business needs are constantly changing. The development of new technologies has further promoted the competition and cooperation among the industries, so that the operation of the radio and television network faces new Opportunities and challenges. Radio and television systems have prominent advantages in video services, network resources and user resources. How to use their own advantages to grasp the development of the market and capture the needs of users is the key for winning the market.