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Radar image simulator, sea clutter simulation method and sea clutter simulation program

机译:雷达图像模拟器,海杂波模拟方法和海杂波模拟程序

摘要

To provide a radar image simulator capable of generating faithfully image the simulated sea surface clutter the sea clutter. A radar image simulation apparatus, sea shape generating unit, the beam irradiation angle calculating section, backscattering coefficient acquiring unit, the beam irradiation range calculation unit comprises a radar cross calculation unit and the correction unit. Sea shape generation unit generates a shape model of a three-dimensional wave on the sea surface by combining a plurality of waves. The beam irradiation angle calculating section calculates a grazing angle when irradiated with radio waves from the radar device to the surface. Backscatter coefficient acquiring unit acquires the backscatter coefficients based on the grazing angle. Beam irradiation range calculator calculates an area where the radio wave in the sea surface is irradiated. Effective reflection area calculation unit calculates the effective reflection area on the basis of the backscattering coefficient and area. Correction unit superimposes the distribution data that is preset in the radar cross section. .The
机译:为了提供一种雷达图像模拟器,其能够忠实地生成模拟海面杂波的图像。雷达图像模拟装置,海形产生单元,射束照射角度计算部,后向散射系数获取单元,射束照射范围计算单元包括雷达交叉计算单元和校正单元。海形生成单元通过组合多个波来生成海面上的三维波的形状模型。波束照射角计算部计算从雷达装置向地面照射电波时的掠射角。反向散射系数获取单元基于掠射角获取反向散射系数。波束照射范围计算器计算海面中被照射的无线电波的面积。有效反射面积计算单元基于后向散射系数和面积来计算有效反射面积。校正单元叠加在雷达横截面中预设的分布数据。 。

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