The research state, application background, research significance and development trend of satellite optical communication technology were discussed. The effect of space environment on information transmission and optical communication terminals for satellite optical communication were analyzed. The necessity of studying satellite optical communication was also discussed in details in this paper.%本文论述了卫星光通信技术目前的发展状况、研究意义、技术应用背景和发展趋势,为我国卫星光通信技术的发展提供了一定的借鉴;同时,阐述了空间环境对卫星光信息传输的影响问题,并分析了空间环境对卫星光通信器件和终端性能的影响因素,论述了其研究的必要性。
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