基于IP微波传输网的应急广播传输方案  

Emergency Broadcasting Transmission Scheme Based on IP Microwave Transmission Network

作　　者：刘小凤 余宁 郭华 LIU Xiaofeng;YU Ning;GUO Hua(Gansu Radio and Television Bureau, Microwave Transmission Center, Lanzhou 730010,China)

机构地区：[1]甘肃省广播电视局微波传输中心,甘肃兰州730010

出　　处：《中国有线电视》2020年第7期742-744,共3页China Digital Cable TV

摘　　要：《全国应急广播体系建设总体规划》指出全国应急广播体系是国家应急体系和国家公共服务体系的重要组成部分,因此建设完善、高效、融合型应急广播体系意义重大。IP微波传输网接口统一、组网灵活、抗攻击能力强,比光纤通信和卫星通信传输应急广播信息更具优势,将为我国应急传输体系建设发挥重要作用。The Master Plan of the National Emergency Broadcasting System Construction pointed out that the nationwide emergency broadcasting system is an important part of the national emergency system and the national public service system.Therefore,it is of great significance to build a perfect,efficient and integrated emergency system.The IP microwave transmission network has uniform interfaces,flexible networking,and strong anti-attack capabilities.It has more advantages than optical fiber communications and satellite communications in transmitting emergency broadcasting information and will play an important role in the construction of China's emergency transmission system.

关 键 词：应急广播 IP微波网 自适应调制 传输 XPIC AM 

分 类 号：TN933.1[电子电信—信号与信息处理]