本文从数字微波前端信号源的备份,数字微波网的自愈环结构,系统双向业务的配置,微波波道备份等方面,阐述了数字微波网传输广播电视信号过程中应用有效的安全传输措施,避免了因微波网络的中断或系统设备的故障而造成信号中断或停播等播出事故的发生。 This paper expounds the application of effective and safe transmission of digital microwave network in the transmission of radio and television signals from the aspects of backup of digital microwave front-end signal source, self-healing ring structure of digital microwave network, configuration of bidirectional service in the system and backup of microwave channels. To avoid the microwave network interruption or system equipment failure caused by signal interruption or stop broadcasting and other broadcast accidents.