文摘分析了AEW雷达系统中实际存在的阵元幅相误差对二维空时自适应处理(2D STAP)性能的影响。提出了一种更加稳健的三维空时自适应处理(3D STAP)技术,补偿因存在阵元幅相误差而导致各列子阵俯仰方向图的不一致性。为了降低计算量,还提出了一种三维先时后空自适应处理(3D T SAP)的准最优技术。对仿真数据和某实测数据的处理结果证明三维处理具有优良的性能和很强的误差容错能力。
基金Supported by National Natural Science Foundation of China(81601373)National Fund for Studying Abroad+2 种基金Hubei Youth Science and Technology Talent Development PlanXiangyang Youth Science and Technology Talent Development Plan(No.[2018]46)the Project for Discipline Groups Construction of Newtype Food Industrialization of Hubei University of Arts and Science~~