Usually an inverse filter is designed and convolved with the signal, the objective being to nullify an objectionable effect of an earlier filter action.
通常是设计一个逆滤波器，然后与信号进行褶积，目的是使以前的滤波器对信号的影响变为零。
Wiener inverse filter is one of the deconvolution methods to renew echo for improving the vertical resolution.
维纳逆滤波是利用解卷积技术提高超声检测纵向分辨率的算法之一。
The relation between spatiotemporal inverse filter and time reversal is analyzed, and the iterative time reversal is presented.
在分析空—时逆滤波和时反处理关系的基础上，提出了一种迭代时反的方法。
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