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高分辨技术能够有效地从电磁波参数中抽取有关目标的信息。为了充分利用这些信息,就必须详细了解电磁波与目标之间的相互作用机理。本文采用点散射模型对舰船这类分布式目标的雷达回波进行了仿真。组成目标的各散射体具有不同的散射强度和高度,各散射体之间产生的电磁耦合采用能量守恒原理来处理;并依此给出了几类典型舰船目标雷达回波的高保真数据仿真结果。
High-resolution technology can effectively extract information about the target from electromagnetic parameters. In order to take full advantage of this information, it is necessary to understand in detail the mechanism of interaction between the electromagnetic wave and the target. In this paper, a point-scattering model is used to simulate radar echoes of such distributed targets. The scatterers that make up the target have different scattering intensities and heights, and the electromagnetic coupling between the scatterers is treated by the principle of energy conservation. Based on this, high fidelity data simulations of several typical ship target radar echoes are given result.