民航通信中线路倒换保护的作用  

The Effect of Line Switching Protection Technology in Civil Aviation Communication System

作　　者：谢威[1] 

机构地区：[1]民航西北空管局通信网络中心,西安710082

出　　处：《数字通信世界》2015年第5期1-4,共4页Digital Communication World

摘　　要：本文通过对民航通信线路的分类,同时根据倒换保护技术的特点,探讨了民航通信系统中如何应用线路倒换保护技术,以及在应用线路倒换保护技术时应该注意的问题,分析了现有线路倒换保护技术的原理和分类,并结合这些技术特点及民航通信对线路倒换保护技术的性能要求,有针对性地提出了线路倒换保护技术在民航通信中使用的意义和作用。This paper discussed how to apply line switching protection technology on protection of civil aviation communication system, based on the classiifcation of civil aviation communication lines, at the same time according to the characteristics of line switching protection technology. And talked about some issues need to be paid attention to while employing line switching protection technology. First given some analyses of the current line switching protection technology principles and classification, combined with its technical features and the performance requirements of civil aviation communication system, the significance and effect of applying line switching protection technology to civil aviation communication system was presented, and it’s of great practical signiifcance to improve safety and security of aviation communication system.

关 键 词：线路倒换 E1 光缆 以太网 SDH 完好率 倒换时间 

分 类 号：TN915.85[电子电信—通信与信息系统]