广播电视已经进入到数字化、网络化、交互化的时代,信息时代的高速发展使得人们对广电信号质量的要求大幅提高,传输技术的好坏影响着信号的传输速度和传输质量,对于保障整个系统的良好运行有重要意义。本文论述了广播电视系统的结构组成,整理了常见的广播电视传输技术,分析比较了它们各自的适用范围和优缺点。 Radio and television have entered the era of digitization, networking and interaction. The rapid development of the information age has led to a substantial increase in the quality of radio and television signal quality. The quality of transmission affects the signal transmission speed and transmission quality, and guarantees the entire system The good running is of great significance. This paper discusses the structure of the radio and television system components, sorting out the common radio and television transmission technology, analysis and comparison of their respective scope and advantages and disadvantages.