摘要
首先介绍了光传送网的体系结构 ,接着分析了传送网 OTN的各种段开销技术 ,如数字包封技术、副载波复用技术。
This article firstly introduces the architecture of optical transport network, then all kinds of segment overhead technologies for OTN are analyz ed, such as digital wrapper,subcarrier multiplexing,optical supervision channe l and so on.
出处
《光电子技术》
CAS
2003年第4期271-274,共4页
Optoelectronic Technology
