
426 Optical Fiber Communication Systems with MATLAB
®
and Simulink
®
Models
10.6.2.7 EDFA Amplication over 99km Fiber (1km Mismatch)
Figure
1
0.20a
s
hows
t
he
r
esults
t
hat
w
ere
o
btained
a
fter
r
unning
t
he
A
SK
m
odel
t
hat
w
as
o
riginally
g
iven
t
o
t
he
g
roup.
A
s
i
t
w
as,
i
t
c
ontained
5
0km
S
MF
ber,
a
n
E
DFA,
4
9km
D
CF,
a
nd
t
hen
a
nother
E
DFA.
T
he
e
ye
d
iagram
f
or
t
he
i
nput
c
an
b
e
s
een
i
n
t
he
gure.
T
he
r
eason
t
hat
t
here
i
s
a m
ismatch
b
etween
t
he
bers
i
s
b
ecause
o
f
t
he
s
ystem
r
equiring
d
ispersion
t
o
r
educe
n
onlinear
e
ffects
w
ithin
t
he
ber.
T
he
p
ulse
w
idth
i
s
2
5
p
s,
w
hich
i
s
t
he
e
xpected
r
esult
a
fter
t
he
i
nitialization
le
i
s
r
un.
T
his
c
orresponds
t
o