在高频区，复杂目标的电磁散射表现为多散射中心相干迭加的结果。
In high frequency region, the response of an extended target is well approximated as the sum of responses from individual scattering centers.
首先从目标多散射中心理论出发，推演了描述目标散射特性的频域散射数学模型。
Based on the multi scattering center theory, the frequency model describing electromagnetic scattering characteristics of target is developed.
该方法首先基于多散射中心理论建立待识别目标的模型、利用遗传算法的全局优化能力进行目标识别。
The model based on target scattering center distribute is built, and the target recognition is carried out by using GA.
本文首先根据多散射中心理论与局部谐振原理，建立了雷达目标在光学区阶梯频率波形激励下的响应方程。
In this paper, the step frequency response equation of optical-region radar target is firstly established by using theories of multiple scattering centers and local resonance.
超宽带雷达具有高分辩能力，它探测到复杂目标时，目标总的电磁散射是多散射中心的合成，回波信号不同于普通的窄带雷达回波。
Ultra wide band radar has high range resolution capability, when UWB signals interact with target, and the responses of target are composed of many separate scattering centers.
接下来对宽带雷达下目标的多散射中心回波模型进行了仿真，验证了目标跨距离单元走动规律，并对目前常用的宽带雷达检测方法进行了仿真和比较；
A method of moving target detection in wide-band radar is then advanced basing on the MTCI algorithm, and the feasibility of the method is validated by simulation and experiment data.
接下来对宽带雷达下目标的多散射中心回波模型进行了仿真，验证了目标跨距离单元走动规律，并对目前常用的宽带雷达检测方法进行了仿真和比较；
A method of moving target detection in wide-band radar is then advanced basing on the MTCI algorithm, and the feasibility of the method is validated by simulation and experiment data.
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