www.gusucode.com > signal 工具箱matlab源码程序 > signal/@dfilt/@dtfiir/thiscoefficients.m
function c = thiscoefficients(Hd) %THISCOEFFICIENTS Filter coefficients. % C = THISCOEFFICIENTS(Hd) returns a cell array of coefficients of % discrete-time filter Hd. % % See also DFILT. % Author: Thomas A. Bryan % Copyright 1988-2002 The MathWorks, Inc. c = {Hd.Numerator, Hd.Denominator};