www.gusucode.com > signal 案例源码程序 matlab代码 > signal/SingleAndDoublePrecisionFiltersissingleExample.m

    %% Single- and Double-Precision Filters
% Use |designfilt| to design a 6th-order highpass IIR filter. Specify a
% normalized passband frequency of $0.6\pi$ rad/sample. Convert it to a
% single-precision filter. Identify the precision in each case.

% Copyright 2015 The MathWorks, Inc.


%%

fd = designfilt('highpassiir','FilterOrder',6,'PassbandFrequency',0.6);
isd = issingle(fd)
fs = single(fd);
iss = issingle(fs)