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广播电视网络的覆盖面在不断的扩大,这促进了有线电视的发展,在引进了较多的先进技术后,有线电视的质量大大提高了。有线电视在发展初期,电视的频道比较少,随着技术的不断发展,电视节目频道已经达到了上百套,有的有线电视可以供用户点播节目,这有效提高了用户的满足度,可以更好的为用户提供服务。电信网、计算机网以及有线电视网在融合在一起后,广播电视网络的覆盖面积越来越广,信息质量也越来越强,促进了电视广播行业的长足发展。
The coverage of radio and television networks is constantly expanding, which has promoted the development of cable television. After introducing more advanced technologies, the quality of cable television has been greatly improved. In the early stage of development of cable television, the channel of television was relatively small. With the continuous development of technology, the number of channels of television programs reached more than 100 sets. Some cable television programs can be used by users for on-demand programs, which effectively improves the user’s satisfaction Good for the user service. After the integration of telecommunications network, computer network and cable television network, the coverage area of radio and television networks is getting wider and wider, and the quality of information is also getting stronger and stronger, which has promoted the rapid development of television broadcasting industry.