调频同步技术在地市级广播台站的应用  

Application of FM Synchronous Technology in Prefecture-level Broadcasting Station

作　　者：孙德莱 管延青 Sun Delai;Guan Yanqing(Zibo Radio and Television Station,Shandong 255000,China)

机构地区：[1]淄博市广播电视台,山东255000

出　　处：《广播与电视技术》2023年第11期83-86,共4页Radio & TV Broadcast Engineering

摘　　要：本文以淄博市调频同步网实践为背景,论述了合理规划同步网方案的依据与技术要点、“三同”指标的测量与实现方式,分析了如何利用音频传输延时自动同步技术及射频延时的精确测量和设置方法,以改善相干区覆盖效果。Based on the practice of Zibo FM synchronous network,this paper highlights the technical principles of synchronous network design scheme and the mode of measuring and setting the three-sameness specifications.It also analyses the approach to improving the coverage effect in mutual interference areas by applying audio transmission delay automatic synchronization technology and accurate measurement and setting methods of radio frequency delay.

关 键 词：调频同步 相干区 三同一保 延时 场强 

分 类 号：TN935.2[电子电信—信号与信息处理]