随着我国广播电视数字化进程的不断推进,数字广播技术也得到飞速发展。本文主要从数字广播技术现状着手,简要介绍几种主流的数字广播技术,并重点对HDRadio的技术原理和应用前景进行阐述。 With the continuous progress of the digitalization of radio and television in our country, the digital broadcasting technology has also been developed rapidly. This article mainly from the current status of digital broadcasting technology, a brief introduction of several mainstream digital broadcasting technology, and focus on HDRadio technology principles and application prospects are described.