PRACTICAL MATLAB® FOR ENGINEERS PRACTICAL MATLAB

90 Practical MATLAB® Applications for Engineers

10

5

0

0246

0246

0246

0246

− 5

4

2

0

− 4

− 2

time index n

time index n time index n

time index n

f1(t)

f1(t) versus n and f2(t) versus n

f2(t)

f1(t)

f2(t)

f1(n) versus n

f2(n) versus n [Multiplexed samples of f1(n) and f2(n) versus n]

Amplitude

10

5

0

− 5

Amplitude

Amplitude

10

5

0

− 5

Amplitude

FIGURE 1.75
Plots of discrete telecommunication signals of Example 1.19.

10

8

6

4

2

0

0 0.5 1 1.5

time index n

Amplitude

2 2.5 3

− 2

− 4

− 6

[Enlarge alternating (multiplexed) samples from f1(n) and f2(n)] versus n

FIGURE 1.76
Enlarge plot of multiplexed signals of Example 1.19.