Exchange algorithms that complement the Parks-McClellan algorithm for linear-phase FIR filter design

被引:12
|
作者
Selesnick, IW [1 ]
Burrus, CS [1 ]
机构
[1] RICE UNIV,COMP & INFORMAT TECHNOL INST,HOUSTON,TX 77251
基金
美国国家科学基金会;
关键词
Chebyshev approximation; digital filter design; FIR filters; Remez exchange algorithm;
D O I
10.1109/82.554455
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
This brief describes an exchange algorithm for the frequency domain design of linear-phase FIR equiripple filters where the Chebyshev error in each band is specified. The algorithm is a hybrid of the algorithm of Hofstetter, Oppenheim and Siegel and the Parks-McClellan algorithm. The brief also describes a modification of the Parks-McClellan algorithm where either the passband or the stopband ripple size is specified and the other is minimized.
引用
收藏
页码:137 / 143
页数:7
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