中波广播信道地震信息速报应用技术实验研究  

Experimental Research on Application Technology of Rapid Earthquake Information Reporting in MW Radio Channel

作　　者：张忠翔 马艳 刘春江 李晓鸣 Zhang Zhongxiang;Ma Yan;Liu Chunjiang;Li Xiaoming(Fujian Radio and Television Transmission and Launch Center,Fujian 350500,China;Academy of Broadcasting Science,NRTA,Beijing 100866,China)

机构地区：[1]福建省广播电视传输发射中心,福建350500 [2]国家广播电视总局广播电视科学研究院,北京100866

出　　处：《广播与电视技术》2021年第8期101-104,共4页Radio & TV Broadcast Engineering

基　　金：广科院2020自主立项项目资助(课题名称:应急广播运维质量分析方法研究及系统研发,课题编号:ZZLX-2020-005)。

摘　　要：通过中波广播信道实现地震速报是我国应急广播系统重要的组成部分。本文根据地震速报时效要求,分析了中波广播信道传输地震速报信息的技术障碍并予以解决,在福建省搭建了试验系统完成与地震预警平台的对接、应急播发和接收,取得了较好的试验结果。Rapid earthquake information reporting through medium wave radio channels is an important part of China’s emergency broadcasting system.According to timeliness requirement of rapid earthquake reporting,this paper analyzes and solves technical obstacles of medium wave broadcasting channel in transmission of rapid earthquake reporting information,and establishes a test system in Fujian province to complete docking with earthquake early warning platform,emergency broadcast and reception,and obtains good test results.

关 键 词：应急广播 中波广播 地震速报 

分 类 号：TN939.1[电子电信—信号与信息处理]