?? ip_04_09.m
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% MATLAB script for Illustrative Problem 4.9.
clear
echo on
t=[0:0.01:10];
a=sin(t);
[sqnr8,aquan8,code8]=u_pcm(a,8);
[sqnr16,aquan16,code16]=u_pcm(a,16);
pause % Press a key to see the SQNR for N = 8.
sqnr8
pause % Press a key to see the SQNR for N = 16.
sqnr16
pause % Press a key to see the plot of the signal and its quantized versions.
plot(t,a,'-',t,aquan8,'-.',t,aquan16,'-',t,zeros(1,length(t)))
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