数字广播的创新方向和发射技术研究

Research on Innovation Direction and Transmission Technology of Digital Broadcasting

数字广播在现代生活中的作用正变得越来越重要,并逐渐形成相对比较成熟的技术体系。本文简单阐述数字广播的概念、现状,并从数字音频广播技术、数字调幅广播技术、HD-Radio等方面重点探究数字广播发射技术,通过对数字广播技术常见问题进行分析,在此基础上提出了数字广播的创新方向,以期更好地推动数字广播技术的发展。

Digital broadcasting is becoming more and more important in modern life,and has gradually formed a relatively mature technical system.This paper briefly expounds the concept and current situation of digital broadcasting,and focuses on the digital broadcasting transmission technology from the aspects of digital audio broadcasting technology,digital AM broadcasting technology,HD Radio,etc.by analyzing the common problems of digital broadcasting technology,this paper puts forward the innovation direction of digital broadcasting on this basis,in order to better promote the development of digital broadcasting technology.