重要节目转播技术升级探析  

Analysis on Technical Upgrade of Important Program Broadcast

作　　者：袁新友 余晋杉 马涛 YUAN Xinyou;YU Jinshan;MA Tao(Guizhou Broadcast Television Station,Guiyang 550002,China)

机构地区：[1]贵州广播电视台,贵州贵阳550002

出　　处：《电声技术》2020年第7期51-54,共4页Audio Engineering

摘　　要：贵州广播电视台重点新闻宣传频率——综合广播,近期开始转播中国之声《全国新闻联播》和《新闻和报纸摘要》,可能会导致综合广播自办的节目《贵州新闻联播》延后播出的情况。为保障3档节目的安全播出,同时满足对全国重大直播活动的转播要求,针对本频率转播系统安全性和可靠性需求的考虑设计了该系统,并重点阐述了该系统在重点节目和重大转播活动中的系统运行框架。实践证明,该系统是高效可靠的,具有先进性、可靠性和安全性。This station’s key news publicity frequency——comprehensive broadcast,the recent launch of the Voice of China’s“National News Broadcast”and“News and Newspaper Abstract”may result in delays in the broadcast of the integrated radio’s own program“Guizhou News Broadcast”.In order to ensure the safe broadcast of the three key programs,and meet the requirements of national major live broadcast activities,considering the security and reliability requirements of this frequency relay system,so this system was born.This paper expounds the system operating framework in the key programs and major retransmission activities,the practice has proved that the system is efficient and reliable,with its advance,reliability and security.

关 键 词：重点频率 新闻转播 安全播出 

分 类 号：TN943[电子电信—信号与信息处理]