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Volume 29 Issue 12
Jan.  2011
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Li Gang, Xu Jia, Peng Ying-ning, Xia Xiang-gen. A Robust Algorithm of Doppler Parameters Estimation for Airborne Radar[J]. Journal of Electronics & Information Technology, 2007, 29(12): 2867-2870. doi: 10.3724/SP.J.1146.2006.00717
Citation: Li Gang, Xu Jia, Peng Ying-ning, Xia Xiang-gen. A Robust Algorithm of Doppler Parameters Estimation for Airborne Radar[J]. Journal of Electronics & Information Technology, 2007, 29(12): 2867-2870. doi: 10.3724/SP.J.1146.2006.00717

A Robust Algorithm of Doppler Parameters Estimation for Airborne Radar

doi: 10.3724/SP.J.1146.2006.00717
  • Received Date: 2006-05-26
  • Rev Recd Date: 2006-10-08
  • Publish Date: 2007-12-19
  • Based on the Doppler Distributed Clutter (DDC) model, this paper studies the distribution of eigenvalues of the clutter covariance matrix and proposes a robust algorithm of Doppler parameters estimation for airborne radar. Compared with existing methods, the proposed algorithm has comparable performance for Doppler centroid estimation and shows superiority for Doppler spread estimation. The proposed algorithm is competent for most practical applications of airborne radar such as moving target detection (MTD) using Pulse-Doppler (PD) radar, especially for few sampling case. Numerical simulations prove the effectiveness of the proposed algorithm.
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  • [1] Schleher D. MTI and Pulsed Doppler Radar [M]. London; Arte -ch House Inc., 1991, ch.1-ch.3. [2] Bamler R. Doppler frequency estimation and the Cramer-Rao bound [J].IEEE Transaction on Geoscience and Remote Sensing.1991, 29(3):385-390 [3] 黄勇,彭应宁,王秀坛等. 基于频域处理的机载雷达自适应杂波抑制方法. 系统工程与电子技术,2000,22(12): 3-6。 Huang Yong, Peng Ying-ning, Wang Xiu-tan, et al.. Adaptive clutter suppression method for airborne radar based on frequency domain proce -ssing [J]. Systems Engineering and Electronics, 2000, 22(12): 3-6. [4] 李刚,许稼,彭应宁. 用于机载雷达杂波谱中心估计的极坐标质心法. 清华大学学报(自然科学版),2005,45(10): 1348-1351. Li Gang, Xu Jia, and Peng Ying-ning. Polar coordinate centroid method for estimating clutter spectrum centers in airborne radar [J]. Journal of Tsinghua University(Science and Technology), 2005,45(10): 1348-1351. [5] Ge F, Peng Y, and Wang X. PSD accumulation for estimating the bandwidth of the clutter spectral [J]. IEICE Trans. on Communication, 2002, E852B(4): 1052-1056. [6] Xu J, Peng Y, and Wan Q, et al.. Airborne radar Doppler distributed clutter model and its parameter estimation [J].Sci. China, Ser. F.2004, 47(5):577-587 [7] 许稼,彭应宁,万群等. 基于DDC 模型的机载雷达多普勒参数估计研究. 电子学报,2004,32(9): 1421-1424。 Xu Jia, Peng Ying-ning, and Wan Qun, et al.. Doppler parameters estimation for airb -orne radar based on DDC model [J]. Acta Electronica Sinica, 2004,32(9): 1421-1424. [8] Bengtsson M and Ottersten B. Low-complexity estimators for distributed sources[J].IEEE Trans. on Signal Processing.2000, 48(8):2185-2194 [9] Schmidt R. Multiple emitter location and signal parameter estimation[J].IEEE Trans. on Antennas and Propagation.1986, 34(3):276-280
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