地面数字电视单频网技术方案分析

Analyses of Terrestrial Digital TV SFN Technical Scheme

结合莘县地面数字电视单频网建设的实际,从单频网的网络结构、前端信号平台信源组建、条件接收系统、工作模式、设备调试及网络优化这几个方面对地面数字电视单频网技术方案进行了分析。

In this paper,combined with the actual construction of Shen County terrestrial digital TV single frequency network,we analyze the single frequency network technical scheme from the following aspects,they are the network structure of single frequency network,front-end signal source platform,conditional access system,working mode,equipment debugging and network optimization.