mu_guanxi.m

matlab程序

clear all
close all
echo  on
a=-3:0.1:3;
mu=255;
[sqnr,a_quan,code]=mula_pcm(a,16,mu);%
pause
plot(a,a_quan,'-');%
title(' 非均匀量化级数为8的输入输出关系')

[sqnr,a_quan,code]=mula_pcm(a,64,mu);%
pause
plot(a,a_quan,'-');%
title(' 非均匀量化级数为16的输入输出关系')

[sqnr,a_quan,code]=mula_pcm(a,128,mu);%
pause
plot(a,a_quan,'-');%
title(' 非均匀量化级数为64的输入输出关系')