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编队卫星SAR系统的模糊函数分析
Ambiguity Function of Formation Flying Satellites SAR System
【摘要】 从编队卫星SAR的特点出发,定义了编队卫星SAR的模糊函数,推导出了模糊函数的数学表达式,并进行了计算机仿真。仿真结果充分验证了本函数的有效性。通过分析模糊函数可以直观地看出编队卫星构型对系统分辨率的影响,这为卫星构型的选择提供了依据。
【Abstract】 In this paper, the ambiguity function is defined and derived from the character of formation flying satellites SAR. The results of the computer simulations demonstrate the efficacy of the proposed function. Further, by analyzing the ambiguity function, it is clear to demonstrate the influence of satellites configuration on the system resolution, which provides principle for the selection of satellites configuration.
【关键词】 编队卫星;
模糊函数;
合成孔径雷达;
【Key words】 Formation flying satellites; Ambiguity function; Synthetic Aperture Radar (SAR);
【Key words】 Formation flying satellites; Ambiguity function; Synthetic Aperture Radar (SAR);
【基金】 中国科学院预研项目基金(422010103)资助课题
- 【文献出处】 电子与信息学报 ,Journal of Electronics & Information Technology , 编辑部邮箱 ,2006年03期
- 【分类号】TN958
- 【被引频次】14
- 【下载频次】166