E1通道无损伤切换方案的设计与实现  

Design and Implementation of A Hitless Switching Scheme for E1 Link

作　　者：杨磊[1] 何绪泉[1] 戎骏[1] 

机构地区：[1]解放军理工大学通信工程学院,江苏南京210007

出　　处：《电子质量》2007年第1期33-37,共5页Electronics Quality

摘　　要：文中在分析现有E1通道切换机制的基础上,提出了一种新的无损伤切换机制,保证了E1通道上重要信息的可靠传输。提出了基于FPGA的E1通道无损伤切换的实现方案,并重点介绍了实现中采用的数据缓存、相位调整和自动切换控制等关键技术。Based on the present methods, a new hitless switching scheme for E1 link was proposed,which guaranteed the reliability of transmission on E1 link. It was implemented based on FPGA, and Its key techniques such as data caching, adjusting phase and controlling of switching were Introduced In this paper.

关 键 词：E1-G.703/G.704 切换设备 无损伤切换 

分 类 号：TN914[电子电信—通信与信息系统]