The clutter is predicted exactly and subtracted from the input signal by RLS adaptive filter, leaving components of the target signal in the residual noise.
通过RLS自适应滤波器,背景杂波分量被准确地预测并从输入信号中去除,从而只剩下目标信号与残留噪声。
An inverse filter for return signal to restore target signature and a restraining image sidelobe method used matched filter are provided.
提出了对回波信号逆滤波以恢复目标特征及采用匹配滤波来抑制成像旁瓣的方法。
With the signal frequency known, the filter with a given frequency delay is designed for an image target detection. The experiment proves that the filtering effect is good.
实验证明,将这一结论推广运用于空域中,对已知频率的信号,设计特定频率延迟的滤波器应用于图像目标检测,效果良好。
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