Digital Signal Processing Reference
In-Depth Information
x
(
t
)
1
2
1
0
1
2
t
x
(
t
)
1
2
1
0
1
2
t
(a)
x
e
(
t
)
1
0.5
2
1
0
1
2
t
(b)
x
o
(
t
)
1
0.5
2
1
0
1
2
t
0.5
Figure 2.8
Signals for Example 2.4.
(c)
where
n
is any integer. Hence, a periodic signal with period
T 7 0
is also periodic
with period
nT
.
The minimum value of the period that satisfies the definition
is called the
fundamental period
of the signal and is denoted as T
0
.
T 7 0
x(t) = x(t + T)
