【摘要】 自由空间光通信将成为未来空基通信一种可行且诱人的通信手段。光束的捕获、对准和跟踪是自由空间光通信中必须解决的关键技术之一。本文对设计的自由空间光通信地面演示系统进行分析。详细论述演示系统的组成及功能，ＡＰＴ伺服系统的设计和演示实验的工作流程。最后给出实验测试结果。更多还原

【Abstract】 Free space optical communication is a viable and attractive approach to space-based communication in the future. Laser beam’ s acqusition, pointing and tracking is one of key technologies of free space optical communication. This paper analyzes the designed ground demonstration system for free space optical communication. The structure of demonstration system, servo control system of APT and work flow of demonstration experiment are described in detail. It is presented the experiment results of demonstration system.更多还原