基于模数同播模式的CDR应用实践与覆盖分析  

Application Practice and Coverage Analysis of CDR Based on Analog and Digital Simultaneous Broadcasting Mode

作　　者：刘兵 Liu Bing(Shandong Radio and Television Station,Shandong 250013,China)

机构地区：[1]山东广播电视台,山东250013

出　　处：《广播与电视技术》2024年第12期69-72,共4页Radio & TV Broadcast Engineering

摘　　要：本文以无线发射台站按照调频频段数字音频广播(以下简称CDR)标准开展央广调频一套节目建设应用为例,详细分析了构建CDR模数同播无线数字广播发射系统的关键技术、性能测试指标及实际覆盖效果,并基于分析结果提出了一系列改进建议。This article takes the construction and application of China Media Group's FM program by wireless transmission stations according to the frequency modulation frequency band digital audio broadcasting(CDR)standard as an example and analyzes in detail the key technologies,performance testing indicators,and actual coverage effects of building a CDR modular simulcast wireless digital broadcasting transmission system.Based on the analysis results,a series of improvement suggestions are proposed.

关 键 词：CDR 模数同播 发射 

分 类 号：TN934.3[电子电信—信号与信息处理]