摘要
首先介绍了空间光通信的概念与特点,接着分析了空间环境资源及空间光通信的应用,然后重点讨论了空间卫星网的逻辑和物理拓扑结构及空间光传送网的核心技术,最后分析了空间光通信的4项关键技术,并展望了空间光通信的发展前景。
The conception and characteristics of free space optical communication are described first of all in this paper, and then the information resources of environmental space and applications of space optical communications are analyzed, follow on that the logical and physical topologies of satellite constellation networks, and the key technologies of space OTN are discussed emphatically, finally the four key technologies of FSCO are analyzed, and moreover, looking forwad to developing prospect in the future.
出处
《南京邮电学院学报(自然科学版)》
2002年第3期25-32,共8页
Journal of Nanjing University of Posts and Telecommunications
基金
江苏省高技术研究计划(BG2002022)资助项目
关键词
空间光通信
同步卫星
低轨卫星
星际光链路
星座网
捕获
跟踪
瞄准技术
Space optical communication
Geosynchronous earth orbit
Low earth orbit
Intersatellite crosslink
Satellite constellation network
Acquisition
Tracking and pointing technology