摘要
调频频段数字音频广播(简称FM-CDR)是我国自主创新的数字音频行业标准。本文简单介绍了FM-CDR的系统架构和技术特点,详细描述了调频发射机数字化改造的过程,并提出了在改造中需要注意的问题,为其他广电部门进行数字化改造提供了参考。
Digital FM band audio broadcasting (FM-CDR) is a digital audio industry standard innovated by China. This paper introduces system architecture and technical characteristics of FM-CDR. Then it describes a detailed description of the digital transformation of FM transmitter, and puts forward problems to which we have to pay attention during the transformation.
作者
刘学理
LIU Xueli(Henan Radio Emission and Transmission Management Center, Henan 450000, Chin)
出处
《广播与电视技术》
2017年第1期94-97,共4页
Radio & TV Broadcast Engineering