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首页> 外文期刊>電子情報通信学会技術研究報告 >Scattering and Image Simulation for Reconstruction of 3D PEC Objects Concealed in a Closed Dielectric Box
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Scattering and Image Simulation for Reconstruction of 3D PEC Objects Concealed in a Closed Dielectric Box

机译:封闭电介质盒中隐藏的3D PEC对象重构的散射和图像模拟

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摘要

A new approach of imaging reconstruction of concealed PEC targets from backscattering electrical data collected from multi-angular is presented. As the broadband stepped frequency radar transmits planar wave from different azimuthal directions around the target, the backscattered electrical fields in both the amplitude and phase are obtained. The two-dimensional (2D) fast Fourier transform (FFT) algorithm for spline interpolation is adopted for uniformly sampled backscattering fields. Then, 2D images of a dielectric box with and without the concealed targets can be numerically simulated. The concealed targets can be well identified from the reconstructed image.
机译:提出了一种从多角度收集的反向散射电子数据中对隐蔽的PEC目标进行成像重建的新方法。当宽带步进频率雷达从目标周围的不同方位方向发射平面波时,将获得振幅和相位方面的反向散射电场。对于均匀采样的反向散射场,采用了用于样条插值的二维(2D)快速傅里叶变换(FFT)算法。然后,可以对带有和不带有隐藏目标的绝缘盒的2D图像进行数值模拟。从重建图像中可以很好地识别隐藏的目标。

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