www.gusucode.com > signal 工具箱matlab源码程序 > signal/@filtdes/@remezhppassstop/design.m
function Hd = design(h,d) %DESIGN Method to design the filter given the specs. % Author(s): R. Losada, J. Schickler % Copyright 1988-2002 The MathWorks, Inc. args = getarguments(h, d); dens = get(d,'DensityFactor'); N = get(d, 'Order'); % Design a type 4 if order is odd if rem(N, 2), flag = {'Hilbert'}; else flag = {}; end b = remez(N, args{:}, {dens}, flag{:}); % Construct object Hd = dfilt.dffir(b); % [EOF]