《电视技术》第46卷第12期(总第565期)125BROADCASTING&TRANSMISSION广播与传输文献引用格式:漆军,白玛措珍,肖鑫.数字音频广播CDR技术在广播电视工程中的应用[J].电视技术,2022,46(12):125-127.QIJ,BAIMCZ,XIAOX.TheapplicationofdigitalaudiobroadcastCDRtechnologyinradioandtelevisionengineering[J].VideoEngineering,2022,46(12):125-127.中图分类号:TN934.2文献标识码:ADOI:10.16280/j.videoe.2022.12.029数字音频广播CDR技术在广播电视工程中的应用漆军1,白玛措珍2,肖鑫3(1.重庆广播电视技术中心,重庆401147;2.西藏自治区广播电视局丁青中波转播台,西藏昌都855700;3.湖北省广播电视局潜江中波转播台,湖北潜江433100)摘要:自2011年成立数字广播工作组发展至今,中国数字化广播(ChinaDigitalRadio,CDR)相关行业标准与技术标准逐渐完善,并在广播数字化覆盖工程中有广泛的应用。基于此,以数字音频广播CDR技术在广播电视工程中的应用为重点,分析数字音频广播技术的发展历程,全面介绍数字音频广播CDR技术,探讨CDR技术在广播电视工程中的具体应用,为推动我国广播电视工程的发展提供可参考的建议。关键词:数字音频广播;信道编码;调制TheApplicationofDigitalAudioBroadcastCDRTechnologyinRadioandTelevisionEngineeringQIJun1,BAIMaCuozhen2,XIAOXin3(1.ChongqingRadioandTelevisionTechnologyCenter,Chongqing401147,China;2.DingqingZhongboBroadcastingStationoftheRadioandTelevisionBureauoftheTibetAutonomousRegion,Changdu855700,China;3.QianjiangMediumWaveRelayStationofHubeiRadioandTelevisionBureau,Qianjiang433100,China)Abstract:Sincetheestablishmentofthedigitalbroadcastingworkinggroupin2011,ChinaDigitalRadio(CDR)relatedindustrystandardsandtechnicalstandardshavebeengraduallyimproved,andhavebeenwidelyusedindigitalbroadcastingcoverageprojects.Basedonthis,thispaperfocusesontheapplicationofdigitalaudiobroadcastingCDRtechnologyinradioandtelevisionprojects,analyzesthedevelopmentprocessofdigitalaudiobroadcastingtechnology,comprehensivelyintroducesthedigitalaudiobroadcastingCDRtechnology,discussesthespecificapplicationofCDRtechnologyinradioandtelevisionprojects,andprovidesreferentialsuggestionsforpromotingthedevelopmentofradioandtelevisi...