QIU Tianshuang   

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Paper Publications

Title of Paper:脉冲噪声环境下基于宽带模糊函数的双基地MIMO雷达目标参数估计新方法

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Date of Publication:2016-12-15

Journal:电子学报

Included Journals:EI、PKU、ISTIC、CSCD、Scopus

Volume:44

Issue:12

Page Number:2842-2848

ISSN No.:0372-2112

Key Words:双基地MIMO雷达;Alpha稳定分布;分数低阶宽带模糊函数;FLWBAF-MUSIC 算法;FLWBAF-ESPRIT算法

Abstract:以Alpha稳定分布作为噪声模型,研究了脉冲噪声环境下宽带双基地MIMO雷达系统中参数估计问题。针对在脉冲噪声环境中,基于传统的信号模型和算法效果显著退化的问题,本文提出了基于分数低阶统计量的宽带模糊函数算法。首先根据分数低阶宽带模糊函数的峰值点实现对多普勒频率尺度因子和时延的联合估计。接下来基于分数低阶宽带模糊函数构造两个子阵。通过采用改进的MUSIC算法和ESPRIT算法实现了收发角的联合估计。仿真实验表明本文算法具有很好的性能。

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