www.gusucode.com > signal 工具箱matlab源码程序 > signal/@filtdes/@hpmagfir/dBcase.m

    function dBcase(h,d)
%DBCASE Handle the dB case.
%
% This should be a private method.

%   Author(s): R. Losada
%   Copyright 1988-2002 The MathWorks, Inc.

convertmag(h,d,...
    {'Dstop','Dpass'},...
    {'Astop','Apass'},...
    {'stop','pass'},...
    'todb');