差转技术在地面数字电视覆盖建设中的应用  

Application of differential transfer technology in construction of digital TV coverage

作　　者：沈龙辉 周松林[2] 李衍奎 

机构地区：[1]岳阳电视转播台,湖南岳阳414000 [2]湖南广播电视台,湖南长沙410005

出　　处：《电视技术》2016年第12期115-119,共5页Video Engineering

摘　　要：旨在探索中央广播电视节目无线数字化覆盖工程的建设经验。差转技术的应用,丰富了无线数字电视信号传输的技术手段,轻而易举地解决了任务台站主备信号源不足的难题,能够又好又快地完成无线数字化覆盖工程建设,有着良好的推广价值和经济价值。This paper aims to explore the construction experience of the radio and television program of the central radio and television program. The application of differential transfer technique help to enrich wireless digital TV signal transmission technologies. It is easy to solve the problem of the shortage of the main source of the task station. It can complete the construction of wireless digital coverage well and quickly. It has a good promotional value and economic value.

关 键 词：无线覆盖 总体技术方案 链路 TS流 变频 

分 类 号：TN949.197[电子电信—信号与信息处理]