基于扇贝效应校正的改进滑动Mosaic全孔径成像算法

赵团 邓云凯 王宇 李宁 王翔宇

赵团, 邓云凯, 王宇, 李宁, 王翔宇. 基于扇贝效应校正的改进滑动Mosaic全孔径成像算法[J]. 雷达学报, 2016, 5(5): 548-557. doi: 10.12000/JR16014
引用本文: 赵团, 邓云凯, 王宇, 李宁, 王翔宇. 基于扇贝效应校正的改进滑动Mosaic全孔径成像算法[J]. 雷达学报, 2016, 5(5): 548-557. doi: 10.12000/JR16014
Zhao Tuan, Deng Yunkai, Wang Yu, Li Ning, Wang Xiangyu. Processing Sliding Mosaic Mode Data with Modified Full-Aperture Imaging Algorithm Integrating Scalloping Correction[J]. Journal of Radars, 2016, 5(5): 548-557. doi: 10.12000/JR16014
Citation: Zhao Tuan, Deng Yunkai, Wang Yu, Li Ning, Wang Xiangyu. Processing Sliding Mosaic Mode Data with Modified Full-Aperture Imaging Algorithm Integrating Scalloping Correction[J]. Journal of Radars, 2016, 5(5): 548-557. doi: 10.12000/JR16014

基于扇贝效应校正的改进滑动Mosaic全孔径成像算法

doi: 10.12000/JR16014
基金项目: 

国家自然科学基金优秀青年基金(61422113)

详细信息
    作者简介:

    赵团(1990-),男,河南南阳人,中国科学院电子学研究所通信与信息系统专业硕士研究生,研究方向为Mosaic模式合成孔径雷达成像技术。E-mail:zhaotuan@hust.edu.cn;邓云凯(1962-),男,研究员,现为中国科学院电子学研究所研究员,博士生导师,研究方向为星载合成孔径雷达系统设计。E-mail:ykdeng@mail.ie.ac.cn;王宇(1980-),男,河南人,现为中国科学院电子学研究所研究员,博士生导师,研究方向为SAR系统设计与信号处理技术。E-mail:yuwang@mail.ie.ac.cn;李宁(1987-),男,安徽天长人,毕业于中国科学院电子学研究所,获得博士学位,现为中国科学院电子学研究所助理研究员,研究方向为多模式合成孔径雷达成像及其应用技术。E-mail:lining_nuaa@163.com;王翔宇(1990-),男,天津人,中国科学院电子学研究所通信与信息系统专业博士研究生,研究方向高分宽测模式信号处理技术。E-mail:wangxiangyu13@mails.ucas.ac.cn。

    通讯作者:

    赵团zhaotuan@hust.edu.cn

Processing Sliding Mosaic Mode Data with Modified Full-Aperture Imaging Algorithm Integrating Scalloping Correction

Funds: 

The National Natural Science Foundation of China (61422113)

  • 摘要: 该文提出了一种针对滑动Mosaic模式合成孔径雷达(SAR)的全孔径成像算法,包含了扇贝效应校正和尖脉冲抑制。该方法创新性地通过方位向去斜预处理,来校正由于雷达天线转动引入的天线方向图加权,即扇贝效应校正技术。尖脉冲抑制的主要思想是利用线性预测谱估计算法,通过相邻Burst数据外推来补全Burst之间的空缺数据,从而抑制由多个Burst相干处理所引起的尖脉冲,即矛刺。最后,带宽为200 MHz的C波段机载SAR系统实验处理结果验证了该文所提方法的有效性。

     

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出版历程
  • 收稿日期:  2016-01-21
  • 修回日期:  2016-05-20
  • 网络出版日期:  2016-10-28

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