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Highlights from
Contemporary Communications Systems Matlab Files

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Contemporary Communications Systems Matlab Files

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Matlab Files in this book

ip_07_02.m
% MATLAB script for Illustrative Problem 7.2.
clear
echo on
T=1;	
M=8;
Es=T/2;			
fc=6/T;					% carrier frequency
N=100;					% number of samples
delta_T=T/(N-1);				
t=0:delta_T:T;
u0=sqrt(2*Es/T)*cos(2*pi*fc*t);
u1=sqrt(2*Es/T)*cos(2*pi*fc*t+2*pi/M);
u2=sqrt(2*Es/T)*cos(2*pi*fc*t+4*pi/M);
u3=sqrt(2*Es/T)*cos(2*pi*fc*t+6*pi/M);
u4=sqrt(2*Es/T)*cos(2*pi*fc*t+8*pi/M);
u5=sqrt(2*Es/T)*cos(2*pi*fc*t+10*pi/M);
u6=sqrt(2*Es/T)*cos(2*pi*fc*t+12*pi/M);
u7=sqrt(2*Es/T)*cos(2*pi*fc*t+14*pi/M);
% plotting commands follow
subplot(8,1,1);
plot(t,u0);
subplot(8,1,2);
plot(t,u1);
subplot(8,1,3);
plot(t,u2);
subplot(8,1,4);
plot(t,u3);
subplot(8,1,5);
plot(t,u4);
subplot(8,1,6);
plot(t,u5);
subplot(8,1,7);
plot(t,u6);
subplot(8,1,8);
plot(t,u7);

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