afdsimsp.m

来自「AFD - Advanced Filter Design using MATLA」· M 代码 · 共 26 行

function simspec = afdsimsp(spec)

% adfsimsp.m  AFD simetric spec
%
% 2:22  15/2/99
%
%   Authors: Dejan V. Tosic, Miroslav D. Lutovac, 1999.02.08
%                 [e-mail]
%                 [e-mail]
%
%   Copyright (c) 1999 by Tosic & Lutovac
%   $Revision: 1.0 $  $Date: 1999/02/08 03:07:42 $
%
%   References:
%        Miroslav D. Lutovac, Dejan V. Tosic, Brian L. Evans
%           Advanced Filter Design for Signal Processing
%                   Using MATLAB and Mathematica

simspec = spec;

if spec(1)*spec(4) > spec(2)*spec(3)
  simspec(4) =  spec(2)*spec(3)/spec(1);
elseif spec(1)*spec(4) < spec(2)*spec(3)
    simspec(1) =  spec(2)*spec(3)/spec(4);
end