综述了自适应光学技术在星地激光通信地面站上应用的最新进展。针对星地链路中湍流效应导致的相干度退化和可用度降低的问题，自适应光学技术成为美国和欧洲等国正在研制的中继卫星至地光通信系统解决上述问题的主导手段。这些项目计划开展的自适应光学技术、白天和夜晚多地面站接收技术和相干通信技术等关键技术验证表明，星地激光通信正向高速相干和全天时高可用度的工程化推进。国内成功进行了多次星地光通信试验，高可用度的相干激光通信技术的验证正在积极开展，自适应光学技术已应用到多个地面站并取得了较好的初步试验效果，相关技术进展与国外水平保持一致。
自适应光学技术在星地激光通信地面站上的应用
作者单位信息
通信作者： liuchao678@163.com
出版日期：2018年3月15日
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英文长摘要
参考文献
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基金项目：
中国科学院创新基金资助项目(CXJJ-16S021)
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芮道满, 刘超, 陈莫, 等. 自适应光学技术在星地激光通信地面站上的应用[J]. 光电工程, 2018, 45(3): 170647.
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