应急广播系统与公共广播系统的接入方式分析  

Analysis on Access Mode of Emergency Broadcasting System and Public Broadcasting System

作　　者：刘卫宏[1] 黎建[1] 吕清水 沈博 Liu Weihong;Li Jian;Lv Qingshui;Shen Bo(Zhongguangdian Radio,Film and TV Design and Research Institute,Beijing 100045,China;HBPRT,Hubei 430071,China;Guangdong Cable Network Limited,Guangdong 510623,China)

机构地区：[1]中广电广播电影电视设计研究院,北京100045 [2]湖北省广播电视局,湖北430071 [3]广东省广播电视网络股份有限公司,广东510623

出　　处：《广播与电视技术》2020年第10期26-29,共4页Radio & TV Broadcast Engineering

摘　　要：本文分析了公共广播系统的组成,根据应急广播信号传输的要求,分析了在现有公共广播系统中如何接入应急广播的技术方法,提出了适合现有公共广播系统接入应急广播信号源的接收适配器的组成和功能。This paper analyzes composition of public broadcasting system and discusses technical methods of how to access emergency broadcasting in existing public broadcasting system according to the requirements of emergency broadcasting signal transmission,and puts forward composition and function of receiving adapter suitable for the existing public broadcasting system to access emergency broadcasting signal source.

关 键 词：应急广播 公共广播 信源接收适配器 

分 类 号：G223[文化科学]