pcm.m

pcm编码信号的仿真

x=0:0.1*pi:4*pi;
y=sin(x);
[sqnr8, a_quan8, code8 ] = u_pcm(y,8);
[sqnr16, a_quan16, code16 ] = u_pcm(y,16);
plot(x,y, x,a_quan8, x,a_quan16);

SQNR_8 = sqnr8
SQNR_16 = sqnr16