广播电视卫星地球站传输中的冗余设计及风险点分析  

Redundancy Design and Risk Analysis of Radio and TV Satellite Earth Station Transmission

作　　者：周贤禄 ZHOU Xianlu(Film and Television Program Transmission Center of Tibet Radio,Lhasa Tibet 850000)

机构地区：[1]西藏广播影视节目传输中心,西藏拉萨850000

出　　处：《中国科技纵横》2023年第15期86-88,共3页China Science & Technology Overview

摘　　要：目前,利用卫星进行广播电视传播是广播电视传播技术的主要手段之一。卫星广播电视传播技术以其特有的优势,在未来相当长的时期内,仍将在广播领域占有着重要的地位。为保障广播电视卫星安全传输,分析广播电视卫星地球站在供配电、播出系统信号数据传输两个方面的冗余设计原则和实例。At present,the use of satellite for radio and television transmission is one of the main means of radio and television transmission technology.Satellite radio and television communication technology,with its unique advantages,it will still play an important role in the broadcasting field for a long time to come.This paper mainly introduces that in order to ensure the safe transmission of radio and television satellites,the redundancy design principle and example analysis of the power supply and distribution and the signal data transmission of the broadcast system of the radio and television satellite earth station.

关 键 词：广播电视 冗余设计 UPS并机模式 双电源供电 

分 类 号：TN943.3[电子电信—信号与信息处理]