| 卫星激光通信端机远场分布测试分析及测试系统设计 |
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| 引用本文： | 王建民,王丽丽,徐泉,秦谊.卫星激光通信端机远场分布测试分析及测试系统设计[J].光电子．激光,2008,19(11). |
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| 作者姓名： | 王建民 王丽丽 徐泉 秦谊 |
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| 作者单位： | 北京大学电子学系量子信息与测量教育部重点实验室,北京,100871 |
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| 基金项目： | 国家自然科学基金，航天科技集团CAST创新基金 |
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| 摘 要： | 卫星激光通信端机出射光束远场分布测试是通信端机性能评估的重要内容.本文从工程应用的角度,讨论了如何设计一套通信端机远场分布测试系统.对于测量方案中最为关键的透镜焦面确定问题,提出采用基于SPSMD算子的图像处理方法,这种方法具有调整方便、精度高优点.实验结果表明,在光束孔径为100mm的情况下,所得到的光斑各个暗环位置与其理想位置的误差小于5%.
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| 关 键 词： | 卫星激光通信 远场分布 点光源 |
Analysis of the far field distribution measurement of the terminals of free space laser communication and de of the measuring system design |
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| WANG Jian-min,WANG Li-li,XU Quan,QIN Yi.Analysis of the far field distribution measurement of the terminals of free space laser communication and de of the measuring system design[J].Journal of Optoelectronics·laser,2008,19(11). |
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| Authors: | WANG Jian-min WANG Li-li XU Quan QIN Yi |
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| Affiliation: | WANG Jian-min,WANG Li-li,XU Quan,QIN Yi(Department of Electronics,Key Laboratory of Quantum Information , Measurement of Ministry of Education,Peking University,Beijing 100871,China) |
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| Abstract: | The far field distribution measurement of the terminals in free space laser communication is an important content of performance evaluation for a communication terminals.It is described how to design a practical far field distribution measuring sysem.For the problem of focal plane determination,a new method is proposed,based on SPSMD image processing operator.This method has the merits of operation convenience and high accuracy.The experimental results indicate that the maximum dusky ring dimension error co... |
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| Keywords: | CCD |
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