文中用逼近法和双线性变换法，设计了用于圆度测量的高斯数字逼近滤波器，并给出了零相移的递归滤波算法，计算量小，计算效率高，易于实现。
A series of Gaussian digital approximation filters used in roundness measurement were designed on the basis of approximation method and bilinear transformation.
本文提出了一种用双线性变换进行开关电流(SI)梯形滤波器设计的方法。
A design method of switched-current (si) ladder filters using the bilinear transformation is proposed.
双线性变换法设计IIR滤波器可应用于图像处理等方面。
IIR filter, designed by double linear transform, can be used in the field of image processing.
基于混沌动力系统相空间的延迟坐标重构和双线性表达式，设计了预测混沌时间序列的双线性自适应预测滤波器。
Based on the delay-coordinate reconstruction and bilinear expressions in the phase space of a chaotic system, a bilinear adaptive filter was designed to predict low-dimensional chaotic time series.
基于双线性变换采用开关电流积分器综合实现低通滤波器，解决了时域法小波变换实用电路集成化的关键问题。
Si low pass filter is synthesized with si integrators based on bilinear transform. Thus, it provides a solution to manufacture integrated chip of time-domain CWT.
基于双线性变换采用开关电流积分器综合实现低通滤波器，解决了时域法小波变换实用电路集成化的关键问题。
Si low pass filter is synthesized with si integrators based on bilinear transform. Thus, it provides a solution to manufacture integrated chip of time-domain CWT.
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