www.gusucode.com > signal 工具箱matlab源码程序 > signal/@filtdes/@numDenFilterOrder/numDenFilterOrder.m
function h = numDenFilterOrder(N,M) %NUMDENFILTERORDER Constructor for the num den filter order object. % % Inputs: % N - Numerator order % M - Denominator order % % Outputs: % h - Handle to the design method object % Author(s): R. Losada % Copyright 1988-2002 The MathWorks, Inc. h = filtdes.numDenFilterOrder; % Set specified values if nargin > 1, set(h,'numOrder',N); end if nargin > 1, set(h,'denOrder',N); end