转播车电视节目录制系统的IP化应用  

The Application of IP-Based Recording System of Television Program in Broadcast Car

作　　者：谭光伟 TAN Guangwei(Lishui News Media Center,Lishui 323000,China)

机构地区：[1]丽水市新闻传媒中心,浙江丽水323000

出　　处：《电视技术》2024年第8期219-223,共5页Video Engineering

摘　　要：针对转播车电视节目录制系统面临的节目信源多样化和网络化现状,分析比较ST 2110、实时消息传输协议(Real Time Messaging Protocol,RTMP)、安全可靠传输(Secure Reliable Transport,SRT)、网络设备接口(Network Device Interface,NDI)等主流网际互连协议(Internet Protocol,IP)信号格式中节目信号传输和切换层面的技术差异,结合转播车电视节目录制系统的IP化技术应用实践,提出对IP流信号传输、调度的应用方案。Aiming at the diversification of program information sources and the status quo of network faced by the television program recording system of broadcast car,this paper analyzes and compares ST 2110 and Real Time Messaging Protocol(RTMP),Secure Reliable Transport(SRT),Network Device Interface(NDI),etc.The technical differences of program signal transmission and switching in IP signal format,combined with the application practice of IP technology in television program recording system of broadcasting vehicle,the paper puts forward the application scheme of IP stream signal transmission and scheduling.

关 键 词：ST 2110 网络设备接口(NDI) 安全可靠传输(SRT) 实时消息传输协议(RTMP) 信号调度 

分 类 号：TN948.2[电子电信—信号与信息处理]