卫星直播电视形成一定规模后势必对有线数字电视业务造成冲击。
Satellite live TV form after a certain scale members of cable digital TV business impact.
众所周知，在一个完整的数字电视体系里，直播卫星、有线数字电视和地面数字电视是三位一体的构架，缺谁都将会造成一个残缺。
Known in a complete digital TV system, Live satellite, cable digital TV and terrestrial digital TV is a trinity frame, lack of which will cause a damaged.
从数字电视广播的首次实现入手，介绍了机上变换器在卫星直播和CAT V中的应用。
Starting from the first implementation of digital TV broadcasting, the applications of set top converters in DBS and CATV are described in this paper.
应用推荐