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中央广播电视局节目无线数字化的覆盖与节目传输的责任,多年以来都是由广电总局的无线局承担着的。无线局将要进行对传输系统容量的改造,而且将要把播出节目的保障等级给提高一个档次,并且将着力于增强传输调度的灵活性,提高无线频谱的利用率,最后达到实现节目传输系统数字化的目标,以适应现阶段高速发展的事业需要。无线局于2004年就已经开始规划,确立了多种传输手段综合应用、天地一体,有线无线、光缆微波交叉立体结构,节目传输系统规划方案,并且获得了广电总局的批准。
Over the years, the responsibility of radio digital coverage and program transmission of programs of the Central Broadcasting and Television Bureau has been shouldered by the Bureau of Radio of SARFT. The wireless bureau will carry on the transformation to the capacity of the transmission system, and will improve the protection level of the broadcast program to one grade, and will focus on enhancing the flexibility of transmission scheduling, improving the utilization of the radio spectrum and finally realizing the digitalization of the program transmission system The goal, in order to adapt to the rapid development of the current needs of the cause. The Bureau of Wireless started planning in 2004, established a comprehensive application of various means of transmission, integrated world, wired and wireless, optical fiber microwave cross-shaped structure, program transmission system planning program, and obtained the approval of SARFT.