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Multi-Interference Suppression Network: Joint Waveform and Filter Design for Radar Interference Suppression
DOI:10.3390/electronics14204023.png)
摘要
En 中文
随着电磁干扰与反干扰技术的进步,复杂且不可预测的干扰信号显著降低了雷达的检测、跟踪和识别性能。在多干扰环境下,干扰互相关峰的重叠会掩盖目标信号,削弱雷达的干扰抑制能力。为解决这一问题,我们提出了一种联合波形与滤波器设计方法,称为多干扰抑制网络(MISNet),用于有效抑制干扰。首先,我们基于不同干扰的抑制系数开发了一种设计准则,最小化互相关能量和干扰峰值模型。然后,针对非光滑、非凸的优化问题,我们采用复数神经网络和门控机制,通过端到端训练将其转化为可微分问题,以高效优化发射波形和接收滤波器。仿真结果表明,与传统的算法相比,MISNet在单干扰环境下有效降低了干扰互相关峰值和自相关旁瓣;在多干扰环境下表现出优异的鲁棒性,显著优于CNN、PSO和ANN对比方法,有效提升了复杂多干扰场景下的雷达干扰抑制性能。
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引用论文
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