调频发射机N+1备份智能倒换监控系统  

Auto-Switching Monitoring System of FM Transmitters Running on N+1 Backup Mode

作　　者：郑朝晖[1] 

机构地区：[1]深圳市广播电视传输中心,广东518021

出　　处：《广播与电视技术》2017年第10期118-121,共4页Radio & TV Broadcast Engineering

摘　　要：本文针对目前调频N+1播出系统中运维工作量大、倒换操作复杂、值机困难等实际难点和缺点,分析了调频发射机N+1倒换中的关键技术难点,总结了智能倒换系统中的自动倒换判决条件、自动倒换流程、倒换设计原则,针对性地提出包含音频切换器、同轴控制器和综合监控软件系统为一体的综合设计方案。The existing FM N＋1 broadcasting system has many practical difficulties such as large workload, complicated switching operation and daily maintenance work. This paper firstly analyzes the key technical factors, and summarizes the auto-switching judged condition, auto-switching procedure and switching principle. Finally, it proposes a comprehensive scheme including audio switcher, coaxial controller and monitoring software together.

关 键 词：调频发射机 N+1备份系统 智能倒换 同轴开关 

分 类 号：TN934[电子电信—信号与信息处理]