一个双线性变换的巴特沃斯高通滤波器，fp=2400 fs=21-A bilinear transformation Butterworth high-pass filter，fp=2400 fs=2100

数字滤波器的设计,用双线性变换设计N阶巴特沃斯低通数字滤波器。-The design of the digital filter, using bilinear transformation design N order butterworth low-pass digital filter.

分别用脉冲响应变法与双线性变换法设计低通数字滤波器-Using method of impulse response reform and bilinear transformation design of low pass digital filter