无线传播枢纽台信源总平台单频网升级优化  

Wireless Communication Hub Station Information Source Total Platform Single-Frequency Network Upgrade and Optimization

作　　者：黄慧慧 吴炜颖 HUANG Huihui;WU Weiying(Guangxi Radio and Television Wireless Communication hub station,Nanning 530012,China)

机构地区：[1]广西广播电视无线传播枢纽台,广西南宁530012

出　　处：《电视技术》2024年第1期121-124,共4页Video Engineering

摘　　要：文章分析广西广播电视无线传播枢纽台信源平台的输出拓扑现状,对其进行单频网升级改造,包括调整广西广播电视台和枢纽台信源平台输出拓扑、汇聚传输和公园信源平台的主备信源系统,涉及信源适配、信号切换、信号转网际互连协议(Internet Protocol,IP)、信号监测和卫星编码删除等方面。改造后,枢纽台输出调整后的节目信号,经过IP切换器选择后传输至各台站,可实现单频网的优化和信号备份。This paper analyzes the status quo of the output topology of the radio and television radio transmission hub platform in Guangxi,and upgrades the single frequency networki,n cluding adjusting the output topology of the Guangxi radio and televiiosn station and the hub station's source platform,the main backup source ysstem of the converging transmission and the park source platform,it involves the aspects of source adaptation,signal switching,sginal to Internet Protocol(IP),signal monitoring and satellite code deletion.After transformation,the adjusted program signal is output byt he hub station and transmitted to each station after IP switc his selected,which can realize the optimization of single frequency network and signal backup.

关 键 词：无线传播 信源总平台 单频网升级 

分 类 号：G229.24[文化科学]