GROUND MOVING TARGET INDICATION AND PARAMETER ESTIMATION WITH SINGLE CHANNEL FOR SAR SYSTEM

被引:3
|
作者
Huang, Yan [1 ]
Liao, Guisheng [1 ]
Li, Jie [1 ]
Xu, Jingwei [1 ]
机构
[1] Xidian Univ, Natl Lab Radar Signal Proc, Xian, Peoples R China
关键词
Synthetic aperture radar (SAR); Ground moving target indication (GMTI); Parameter estimation; Varying Doppler chirp rate;
D O I
10.1109/IGARSS.2016.7730677
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
In this paper, a novel method for ground moving target indication (GMTI) and parameter estimation is proposed with single channel of synthetic aperture radar (SAR) system. The proposed method uses the varying Doppler chirp rate to get a new image, where the clutter scatters are motionless and the moving targets are translational along slant range direction compared with the original image. As a result, the moving targets can be indicated and the radial velocities of moving targets can be estimated by the offset of range cells. Numerical examples are illustrated to demonstrate the correctness of the proposed method.
引用
收藏
页码:6417 / 6420
页数:4
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