广播电视台高清字幕播出系统升级改造与应用  

Upgrading and Application of High-definition Subtitle Broadcasting System in Radio and Television Stations

作　　者：尤明容 汪龙 You Mingrong;Wang Long(Guizhou Radio and Television Station,Guizhou 550002,China)

机构地区：[1]贵州广播电视台,贵州550002

出　　处：《广播与电视技术》2023年第12期55-60,共6页Radio & TV Broadcast Engineering

摘　　要：在电视节目制作播出过程中,字幕机扮演了非常重要的角色,在视频上叠加台标、飞字、角标等功能,是播出系统中不可或缺的部分。本文主要介绍了广播电视台高清字幕播出系统升级改造项目的设计和应用,分别从系统方案的设计、实施、应用等方面进行阐述。该字幕系统实现了制播分离和节目单完全自动化播出的功能,具备稳定高效的特点。In the process of TV program production and broadcasting,the subtitle machine plays a very important role.The functions of superimposing the station logo,flying characters,and corner marks on the video are an indispensable part of the broadcasting system.This article mainly introduces the design and application of the upgrading and reconstruction project of the high-definition subtitle broadcasting system of radio and television stations,and elaborates on the design,implementation,and application of the system solution.The subtitle system realizes the separation of production and broadcasting and the fully automatic broadcasting of the program list,and has the characteristics of stability and high efficiency.

关 键 词：字幕机 网络化 自动化 安全播出 

分 类 号：TN948.14[电子电信—信号与信息处理]