Indonesi
an
Journa
l
of El
ect
ri
cal Engineer
ing
an
d
Comp
ut
er
Scie
nce
Vo
l.
13
,
No.
2
,
Febr
uar
y
201
9
, pp.
5
69
~
574
IS
S
N: 25
02
-
4752, DO
I: 10
.11
591/ijeecs
.v1
3
.i
2
.pp
569
-
574
569
Journ
al h
om
e
page
:
http:
//
ia
es
core.c
om/j
ourn
a
ls/
in
dex.
ph
p/ij
eecs
Perform
ance ana
lysis of
sp
ec
t
ral/s
patial of
OCD
M
A syste
m
usin
g 2D hybrid
Z
CC/M
D code
Rima
. Ma
tem,
S.
A. Alj
unid,
M
.
N J
unit
a,
C.
B.
M
Rashi
di, Isr
aa Sh
ih
ab
Aq
r
ab
Advanc
ed
Com
m
unic
at
ion
Enginee
ring
Center
o
f
Excel
l
ence
Sch
ool
of
Com
pute
r
and
Com
m
unic
at
ion
Engi
ne
eri
ng
(A
CE
CoE
-
SC
CE)
,
Univer
sit
i
Mal
a
y
sia
Perl
is (
Uni
MA
P),
Perli
s,
M
al
a
y
si
a
Art
ic
le
In
f
o
ABSTR
A
CT
Art
ic
le
history:
Re
cei
ved
Sep
28
, 201
8
Re
vised
N
ov
2
5
, 2
018
Accepte
d
Dec
4
, 2
018
Thi
s
pape
r
pro
poses
a
new
s
pec
tr
al
/spa
ti
a
l
c
ode
for
Spect
ra
l
Am
p
li
tude
Coding
in
Opt
ical
Coding
Divisi
on
Multi
pl
e
Ac
c
ess
(SA
C
-
OCDMA)
ca
lled
two
-
Dim
ensiona
l
h
y
br
id
ZCC/
M
D
code
.
Th
e
ne
w
code
combine
s
two
of
the
one
–
dimension
al
cod
es
which
are
Ze
ro
Cross
Corre
lation
(1D
ZCC)
and
Multi
-
Diagon
al
code
(1D
M
D).
Moreove
r,
it
produc
es
a
ze
ro
cro
ss
cor
relati
on
prop
erty
for
e
ac
h
co
de.
The
m
ai
n
goal
of
thi
s
propos
ed
code
is
to
m
it
iga
te
Phase
Induc
ed
Inte
n
sit
y
Noise
and
el
iminat
e
Mul
ti
ple
Acc
ess
Inte
rfe
r
ence
(MA
I).
Thi
s
proposed
code
ca
n
pr
ovide
a
be
tt
er
p
erf
orm
ance
compari
ng
to
ot
her
cod
es
as
2D
FC
C/MDW
and
2D
DP
DC
ac
co
rding
to
the
obta
in
ed
num
erica
l
an
aly
s
is.
Ke
yw
or
ds:
Op
ti
cal
co
de
div
isi
on
m
ultip
le
acce
ss
Ph
ase
in
duced
intensit
y
no
i
se
m
ul
ti
ple access i
nterf
e
re
nce
Zero cr
os
s
-
co
rrel
at
ion
Copyright
©
201
9
Instit
ut
e
o
f Ad
vanc
ed
Engi
n
ee
r
ing
and
S
cienc
e
.
Al
l
rights re
serv
ed.
Corres
pond
in
g
Aut
h
or
:
Rim
a Ma
tem
,
School
of Com
pu
te
r
a
nd co
m
m
un
ic
at
ion
Enginee
rin
g,
Un
i
ver
sit
y M
al
ay
sia
Per
li
s
(
U
niMAP
)
,
Pauh P
utra
, Ar
au 026
00, P
e
rlis
, Mal
ay
sia
.
Em
a
il
: ry
m
ann
90@
ho
tm
ai
l.c
om
1.
INTROD
U
CTI
ON
The
key
go
al
i
n
de
velo
ping
Op
ti
cal
Co
de
Divisio
n
Mult
iple
Access
(OC
DMA)
is
to
overc
om
e
so
m
e
disad
va
ntages
in
a
com
m
un
i
cat
ion
netw
ork
throu
gh
op
ti
c
al
fiber
su
c
h
a
s
low
-
se
cu
rity
le
vel
wh
e
n
m
u
lt
iple
us
ers
acce
ss
th
e
sam
e
ban
dw
i
dth
,
l
ow
rate
t
ran
sm
it
t
ing
s
pe
ed,
a
nd
com
plexity
design
i
ng.
OCDM
A
w
it
h
it
s
char
act
e
risti
c
offer
s
a
l
ot
of
adv
a
ntage
s
as
asy
nchron
ou
s
and
sim
ultaneou
s
ac
cess
of
m
ul
ti
ple
us
ers
to
the
netw
ork,
broadband
acce
ss
an
d
low
los
ses,
the
transm
issi
on
with
hi
gh
le
ve
l
of
secu
rity
a
nd
f
aci
li
ta
ti
on
of
t
he
reali
zat
ion
of
m
any
serv
ic
es
so
OC
DMA
has
be
en
i
ntrodu
ce
d
to
res
pond
t
o
m
any
req
ui
rem
ents
in
op
ti
cal
fiber
c
omm
un
i
cat
ion
[1]. OC
DMA
syst
em
c
an
be
cl
assifi
e
d
on cohere
nt an
d
inc
ohere
nt
b
ased on
the property
of
it
s
res
pecti
ve
opti
cal
sign
a
l
[2
]
,
m
a
ny
schem
es
hav
e
be
en
pro
po
se
d
w
her
e
S
pectral
Am
plit
ud
e
Co
ding
is
on
e
of
t
hese
schem
es
(S
A
C
-
OCDM
A)
[
3,
4].
SA
C
-
O
CDMA
has
be
en
at
tract
ed
from
a
hu
ge
researc
h
accor
ding
to
it
s
featur
es
bu
t
it
can
be
aff
ect
ed
by
m
any
fa
ct
or
s
su
c
h
as
P
hase
I
nduce
d
I
ntensity
No
i
se
(P
I
IN)
and Mult
iple A
ccess I
nterfere
nce (
M
AI)
wh
i
ch
are
the m
ai
n
chall
en
ges of
OCDM
A
syst
em
[
5,
6]. T
o
ac
hie
ve
this
goal
two
-
dim
ension
al
co
de
s
are
de
velo
pe
d
to
ov
e
rc
ome
def
ic
ie
ncies
of
one
-
dim
ensi
on
al
c
od
e
s
w
hi
ch
ar
e
introd
uced
as
2D
Dilute
d
Pe
rf
ect
Dif
fer
e
nc
e
(
2D
D
PD)
[7]
,
2D
M
od
ifie
d
D
ouble
Weig
ht
(
2D
M
D
W)
[8,
9],
2D
hy
br
i
d
c
ode
FCC
/M
D
W
[
10
]
,
2D
Dyna
m
ic
C
yc
l
ic
Sh
ift
co
de
(2D
D
CS)
[
11]
.
I
n
t
hi
s
pa
per
,
the
pr
opos
e
d
cod
e
2D
ZCC
/
MD
is
dev
el
op
ed
to
m
i
ti
gate
PI
I
N
an
d
s
uppress
MAI
t
o
at
ta
in
high
perf
orm
ance.
The
current
pap
e
r
is
arr
a
ng
ed
as
f
ollow,
the
seco
nd
sect
ion
f
oc
us
es
a
bout
2D
ZCC
/
MD
co
ns
tr
uction
c
om
bin
ing
1D
M
D
[12]
and
1D
Z
CC
[1
3,
14]
.
T
he
thir
d
sect
io
n
desc
ribes
res
ults
and
discussi
on.
Finall
y,
the
f
ourth
sect
i
on
th
e
con
cl
us
io
n of t
his stu
dy.
Evaluation Warning : The document was created with Spire.PDF for Python.
IS
S
N
:
2502
-
4752
Ind
on
esi
a
n
J
E
le
c Eng &
Co
m
p
Sci,
Vo
l.
13
, N
o.
2
,
Fe
bru
ary 2
019
:
5
6
9
–
5
7
4
570
2.
HYBRI
D
Z
CC
/M
D CO
DE
Ba
sed
on
the
com
bin
at
ion
of
1D
M
D
[12
]
and
1D
ZC
C
[1
3,
14]
2D
ZCC
/M
D
is
con
str
ucte
d.
2D
ZCC
/M
D
cod
e
de
note
d
by
(
×
,
,
,
)
wh
e
re
×
represents
c
ode
si
ze
of
2
D
ZC
C/
MD,
is
cod
e
weig
ht,
,
re
pr
e
sent
aut
o
a
nd
cr
os
s
correla
ti
on
re
s
pecti
vely
.
L
et
{
0
,
1
,
2
,
…
.
,
−
1
}
an
d
{
0
,
1
,
2
,
…
.
,
−
1
}
repres
e
nt
1D
-
MD
co
de
a
nd
1D
ZCC
co
de
seq
uen
ces
res
pe
ct
ively
.
So
m
e
exam
ples
for
2d
ZCC
/M
D
s
equ
e
nces
are
s
how
n
i
n
Ta
ble
1
f
or
1
=
3
,
2
=
2
.
2D
hybr
i
d
ZCC
/M
D
cod
e
s
ca
n
be
c
reated
by
=
{
1
,
2
,
3
,
…
.
,
}
and
ℎ
=
{
1
,
2
,
3
,
…
.
,
}
.
ℎ
rep
r
esents
the
patte
rn
s
f
or
s
pac
e
,
re
pr
ese
nts
s
preadi
ng
patte
rn
s
of s
pe
ct
ral.
=
[
101000100000
010010001000
000000010101
]
=
[
100001
010010
001100
]
Table
1.
E
xam
ple of
2
-
D ZC
C/
MD Co
de
S
equ
e
nces
for
1
=
3
and
2
=
2
,
ℎ
[
10
10
00
1
00
00
0
]
[
01
00
1
00
01
000
]
[
000000010
101
]
[
1
0
0
0
0
1
]
[
10
10
00
1
00
00
0
00
00
00
0
00
00
0
00
00
00
0
00
00
0
00
00
00
0
00
00
0
00
00
00
0
00
00
0
10
10
00
1
00
00
0
]
[
01001000100
0
00000000000
0
00000000000
0
00000000000
0
00000000000
0
01001000100
0
]
[
000000010
101
000000000
000
000000000
000
0000000
00000
000000000
000
000000010
101
]
The
de
rivati
on
of
cr
os
s
-
c
orre
la
ti
on
of
t
he
2D
ZCC
/M
D
co
de
is
base
d
on
four
m
at
rices
of
featur
e
s
(
)
,
∈
(
0
,
1
,
2
,
3
)
is
introdu
ce
d
by
KER
AF
,
et
al
.
(2016)[
10]
.
Fo
ll
owi
ng
si
m
il
ar
assu
m
ption,
the
c
ro
s
s
correla
ti
on
featur
e
as
(
)
can
be depict
e
d
as
fo
ll
ows:
0
=
(1)
1
=
̅
(2)
2
=
̅
̅
̅
̅
(3)
3
=
̅
̅
̅
̅
̅
̅
(4)
̅
,
̅
par
am
et
ers
rep
rese
nt
&
com
ple
m
entary
resp
ect
ively
.
T
he
2D
hybri
d
ZCC
/M
D
co
de
cross
c
orrelat
i
on
(
)
an
d
,
ℎ
is sh
own
as foll
ow
:
(
)
(
,
ℎ
)
=
∑
∑
(
)
(
+
)
(
+
ℎ
)
−
1
=
1
−
1
=
1
(5)
Wh
e
re
ver
(
)
represents
t
he
(
,
)
ℎ
of
(
)
and
(
+
)
(
+
ℎ
)
is
the
(
,
)
ℎ
of
,
ℎ
.
2D
ZCC
/M
D
co
de
cr
os
s
correla
ti
on g
i
ve
n by the
(
5)
c
an be
descr
i
be
d on the
Table
2.
Table
2.
C
ro
s
s
-
Correl
at
ion
of
2D
Hy
br
id
ZC
C/
MD
Co
de
,
ℎ
(
0
)
(
1
)
(
2
)
(
3
)
=
0
,
ℎ
=
0
1
2
0
0
0
=
0
,
ℎ
≠
0
0
1
2
0
0
≠
0
,
ℎ
=
0
0
0
1
2
0
≠
0
,
ℎ
≠
0
0
0
0
1
2
The
c
ross c
orr
el
at
ion
of
0
,
0
0
an
d
,
ℎ
can
be w
ritt
en:
(
0
)
(
,
ℎ
)
=
∑
∑
,
(
0
)
,
(
,
ℎ
)
−
1
=
1
−
1
=
1
=
{
1
2
=
0
,
ℎ
=
0
0
ℎ
(6)
Evaluation Warning : The document was created with Spire.PDF for Python.
Ind
on
esi
a
n
J
E
le
c Eng &
Co
m
p
Sci
IS
S
N:
25
02
-
4752
Perf
orma
nce
analysis
of s
pect
ra
l/
spati
al o
f
OCDMA
syste
m usin
g 2D h
y
br
i
d ZCC
/M
D cod
e
(
Rima
. M
atem
)
571
Accor
ding
to
the
Gau
ssia
n
approxim
ation
,
BER
is
cal
culat
ed.
The
photodio
de
is
us
ed
to
ob
ta
in
the
ph
oto
c
urre
nt a
nd to dete
ct
the
rm
al
l
igh
ts as i
n
[15, 1
6]:
〈
2
〉
=
〈
2
〉
+
〈
ℎ
2
〉
+
〈
ℎ
2
〉
=
2
+
2
+
4
(7)
represe
nts
el
ect
ron’
s
c
harge
,
is
con
sta
nt
of
Bolt
z
m
ann
,
sta
nds
f
or
t
he
a
ver
a
ge
photo
c
urren
t,
is
the
load
resist
ance
,
is
the
unli
m
it
ed
tem
per
at
ure,
m
eans
the
el
ect
rical
bandw
i
dth
.
The
2D
ZCC
/M
D
c
od
e
syst
e
m
rep
rese
nts
a p
r
operty
o
f
zer
o
c
ro
s
s
c
orrelat
ion
,
s
o
t
he
im
pact
of
Mult
iple
Acce
ss
I
nter
fer
e
nce h
as b
ee
n
rem
ov
ed.
A
dd
on,
ada
ptin
g
th
e
sam
e
pr
ocess
as
[12]
w
he
re
the
pro
ba
bili
ty
of
distrib
utin
g
bit
1
f
or
each
us
e
r
is eq
ual.
At the
r
ecei
ve
r (0,0
),
the outp
ut
c
urr
ents is c
ount
on the
cr
os
s
-
co
r
relat
ion
of
0
,
0
(
0
)
and
,
ℎ
as:
=
∫
(
)
∞
0
=
∫
2
∆
∞
0
∑
(
)
0
(
,
)
(
,
)
1
(8
)
=
∆
2
∆
[
1
2
+
∑
(
)
0
(
,
)
1
]
=
1
(9
)
The
e
xpressi
on of e
qu
at
io
ns
f
or
Shot
noise
, PII
N
a
nd T
herm
al
no
ise
c
ou
l
d be e
xpresse
d as bel
ow
:
〈
ℎ
2
〉
=
2
2
(10
)
〈
2
〉
=
2
2
2
1
∆
(11
)
〈
ℎ
2
〉
=
4
(12
)
So
:
〈
2
〉
=
2
2
+
2
2
2
1
∆
+
4
(13
)
Wh
e
re:
: effecti
ve
sou
r
ce p
ow
e
r
at
t
he
r
ecei
ve
r,
: The
res
pons
i
vity
,
1
: The c
ode
weigh
t
f
or
sp
ect
ral
seque
nces,
2
: The c
ode
weigh
t
f
or
sp
ec
spat
ia
l sequ
e
nces
,
: The
num
ber
of
sim
ultaneou
s
cl
ie
nts,
: l
eng
th
s
of
sp
a
ti
al
co
de
se
que
nces,
: l
eng
th
of s
pec
tral
code se
que
nces.
Rem
ark
: at
a
diff
e
ren
t
ti
m
e, the
pro
ba
bili
ty
o
f
se
nd
i
ng b
it
“
1” fo
r
e
ver
y
use
r
at
a
dif
fer
e
nt
tim
e is being
½
so
:
〈
2
〉
=
2
+
2
2
2
1
2
∆
+
4
(14
)
The SNR at
t
he
r
ecei
ve
r
ca
n be
wr
it
te
n
as
foll
ow
:
SNR
=
I
2
〈
i
n
oise
2
〉
=
[
RP
sr
w
2
W
]
2
R
2
P
sr
2
w
2
k
1
2
∆
vW
+
eBRP
sr
w
2
W
+
4
K
b
T
n
B
R
L
(15)
Fr
om
SN
R t
he B
ER can
be de
rive
d
as
de
picte
d [
17]
:
Evaluation Warning : The document was created with Spire.PDF for Python.
IS
S
N
:
2502
-
4752
Ind
on
esi
a
n
J
E
le
c Eng &
Co
m
p
Sci,
Vo
l.
13
, N
o.
2
,
Fe
bru
ary 2
019
:
5
6
9
–
5
7
4
572
=
(
√
8
⁄
)
2
(18)
Wh
e
re
ver
=
2
√
∫
exp
(
−
2
)
∞
0
(19)
The
li
ste
d
para
m
et
ers
that
a
pp
li
ed
f
or
ana
ly
sing
the
effe
ct
of
2D
ZC
C/
M
D
on
the
OCDMA
perform
ance is shown i
n
T
a
bl
e
3.
T
he
f
ollo
w
ing
fig
ur
e
s
depi
ct
the an
al
yt
ic
al
r
esults.
Table
3.
T
he
P
aram
et
ers
E
m
plo
ye
d
in
N
um
e
rical
Cal
culat
ion
s
Sp
ectra
l width
of
bro
ad
b
an
d
lig
h
t so
u
rce
∆
=
300
(
∆
=
3
.
75
)
PD qu
an
tu
m
ef
f
icien
cy
=
0
.
75
Op
erating
wavelen
g
th
=
1
.
55
Data tran
s
m
iss
io
n
r
ate
=
622
Electr
i
cal ban
d
wid
th
=
320
Receiv
er
lo
ad
r
esis
to
r
=
1030
Receiv
er
n
o
ise te
m
p
erature
=
300
Electr
o
n
’s cha
rge
=
1
.
60217646
×
10
−
19
Co
n
stan
t o
f
Bo
ltzm
a
n
n
=
1
.
38
×
10
−
23
/
/
3.
RESU
LT
S
A
ND
DI
SCUS
S
ION
S
Figure
1
re
pr
e
sents
BER
ve
r
su
s
nu
m
ber
of
si
m
ultaneou
s
us
er
w
hen
t
he
receive
d
ef
fe
ct
ive
powe
r
=
10
−
2
and
data
rate
622
for
pr
opos
e
d
c
od
e
2
D
ZCC
/M
D
(M=2
3,
N
=7)
c
om
par
ing
with
2D
DPDC
(M
=91,
N=
3)
a
nd
2D
FCC
/M
D
W
(M=
23,
N=
7).
It
is
cl
ear
that
2D
ZCC
/M
D
can
acc
om
m
od
at
e
360
act
ive
us
er
at
the
BE
R
eq
ual
t
o
10
−
9
wh
e
re
the
ot
he
r
c
ode
a
cco
m
m
od
at
e
le
ss
tha
n
10
0
use
r.
2D ZCC
/M
D r
epr
ese
nts a
b
et
te
r
p
e
rfor
m
anc
e com
par
ed
w
i
th o
t
her co
des.
Figure
1. BER
ver
s
us
num
ber
of u
se
rs w
hen
=
10
−
2
and d
at
a
rate
=
2
.
5
com
par
ison wit
h
2D codes
FCC
/M
D
W
a
nd
2D D
P
DC
Figure
2
re
pr
e
sents
the
plo
t
of
BER
ver
s
us
eff
ect
ive
po
wer
o
f
t
he
ne
w
co
de
2D
ZCC
/M
D
(M=2
3,
N=
7)
com
par
ing
wit
h
2D
DPDC
(
M=
91
,
N=3)
a
nd
2D
FCC
/M
D
W
(M=
23,
N
=7)
w
he
n
nu
m
ber
of
us
er
e
qu
al
to
150
an
d
data
r
at
e
=
622
f
or
e
ver
y
cl
ie
nt.
It
is
obvi
ous
that
w
hen
is
le
ss
t
ha
n
−
25
,
al
l
cod
es
e
xhibi
te
d
poor
pe
r
form
ance
wh
er
e
their
BER
ar
e
higher
tha
n
10
−
9
do
m
inati
on
of
no
ise
powe
r
represe
nted
by
the
r
m
al
no
ise
on
the
sig
nal
powe
r.
Wh
e
n
t
he
receive
d
powe
r
i
ncr
ea
se
s
ab
ove
−
25
,
the
pe
rfo
rm
a
nce
of
these
c
odes
gra
du
al
ly
im
pr
ov
e
with
the
po
wer.
2D
ZCC
/M
D
exh
i
bit
superio
r
perform
ance
com
par
ed
with
oth
e
r
co
des
,
w
her
e
t
he
BER
value
at
−
10
is
10
−
25
com
par
ed
to
10
−
6
0
50
100
150
200
250
300
350
400
10
-1
5
10
-1
0
10
-5
10
0
N
u
m
b
e
r
o
f
u
se
r
s
BER
2
D
Z
C
C
/
M
D
(
M
=
2
3
,
N
=
7
)
2
D
FC
C
/
M
D
W
(
M
=
2
3
,
N
=
7
)
2
D
D
P
D
C
(
M
=
9
1
,
N
=
3
)
Evaluation Warning : The document was created with Spire.PDF for Python.
Ind
on
esi
a
n
J
E
le
c Eng &
Co
m
p
Sci
IS
S
N:
25
02
-
4752
Perf
orma
nce
analysis
of s
pect
ra
l/
spati
al o
f
OCDMA
syste
m usin
g 2D h
y
br
i
d ZCC
/M
D cod
e
(
Rima
. M
atem
)
573
Fo
r
2D
FCC
/
MD
W
an
d
10
−
6
For
2D
DPDC.
T
he
fig
ur
e
proves
that
w
hen
e
ve
r
the
receive
d
po
wer
inc
reas
es,
the b
e
ha
vior
of 2D ZCC/
M
D
i
s b
et
te
r
t
han
oth
ers
.
Figure
2. BER
ver
s
us
ef
fecti
ve
pow
e
r w
hen
data rate
=
622
an
d n
um
ber
of
us
er
=
150
Figure
3
re
pr
e
sents
BER
ve
r
su
s
e
ff
ect
ive
powe
r
f
or
2D
Z
CC
/M
D
with
diff
e
re
nt
data
bit
rate
w
he
n
it
’s
eq
ual
t
o
622
,
1
.
25
an
d
2
.
5
.
At
BER
eq
ual
t
o
10
−
9
2D
ZCC
/M
D
re
qu
ire
-
25dBm
f
or
=
622
w
hile
for
=
1
.
25
the
eff
ect
ive
po
w
er
eq
ual
to
-
22
dBm
.
it
can
be
cl
ear
that
when
data rate is
equ
al
to
62
2Mbps
represe
nt a
bette
r per
form
ance co
m
par
in
g
with
oth
e
r value
of
data rate.
Figure
3. BER
ver
s
us
ef
fecti
ve
pow
e
r w
hen
data rate e
qual
to 62
2Mbps,
1.
25 Gb
ps
a
nd
2.5Gb
ps
a
nd
num
ber
of u
se
r K=
150 for
2
D
ZCC
/M
D
4.
CONCL
US
I
O
N
Thro
ugh
this st
ud
y a ne
w
co
de
f
or
t
wo
-
dim
ensio
nal h
yb
rid spectral
/spati
al
OCDMA
c
ode
n
am
ed
2D
ZCC
/M
D
has
been
pro
pose
d.
The
im
pact
of
PI
I
N
noise
,
s
ho
t
no
ise
a
nd
t
her
m
al
no
ise
ha
s
bee
n
co
ns
i
de
red.
Ba
sed
on
the
nu
m
erical
resul
ts
as
well
as
the
c
om
par
ing
with
oth
e
r
c
odes,
the
pr
opose
d
c
ode
has
a
good
perform
ance an
d i
t can e
xpa
nd m
or
e act
ive
us
er
w
it
h l
ow
bit erro
r
rate
.
-
3
0
-
2
5
-
2
0
-
1
5
-
1
0
-5
0
5
10
10
-3
0
10
-2
5
10
-2
0
10
-1
5
10
-1
0
10
-5
10
0
e
f
f
e
c
t
i
v
e
r
e
c
e
i
v
e
d
p
o
w
e
r
BER
2
-
D
Z
C
C
/
M
D
(
M
=
6
3
,
N
=
3
)
(
d
a
t
a
r
a
t
e
=
6
2
2
M
b
p
s
)
2
-
D
FC
C
/
M
D
W
(
M
=
2
3
,
N
=
7
)
(
d
a
t
a
r
a
t
e
=
6
2
2
M
b
p
s
)
2
-
D
D
P
D
C
(
M
=
6
3
,
N
=
3
)
(
d
a
t
a
r
a
t
e
=
6
2
2
M
b
p
s
)
-
3
0
-
2
5
-
2
0
-
1
5
-
1
0
-5
0
5
10
10
-3
0
10
-2
5
10
-2
0
10
-1
5
10
-1
0
10
-5
10
0
e
f
f
e
c
t
i
v
e
r
e
c
e
i
v
e
d
p
o
w
e
r
BER
2
-
D
Z
C
C
/
M
D
(
M
=
6
3
,
N
=
3
)
(
d
a
t
a
r
a
t
e
=
6
2
2
M
b
p
s
)
2
-
D
Z
C
C
/
M
D
(
M
=
6
3
,
N
=
3
)
(
d
a
t
a
r
a
t
e
=
1
.
2
5
G
b
p
s
)
2
-
D
Z
C
C
/
M
D
(
M
=
6
3
,
N
=
3
)
(
d
a
t
a
r
a
t
e
=
2
.
5
G
b
p
s
)
Evaluation Warning : The document was created with Spire.PDF for Python.
IS
S
N
:
2502
-
4752
Ind
on
esi
a
n
J
E
le
c Eng &
Co
m
p
Sci,
Vo
l.
13
, N
o.
2
,
Fe
bru
ary 2
019
:
5
6
9
–
5
7
4
574
ACKN
OWLE
DGE
MENTS
The
a
uthor
w
ou
l
d
li
ke
to
a
ckno
wled
ge
th
e
support
fro
m
Fu
ndam
ental
Re
search
G
ran
t
Sc
hem
e
(F
RG
S)
under
Pr
of
.
D
r.
Sy
ed
Alwe
e
Aljun
i
d,
De
pa
rtm
ent
of
Higher
Edu
cat
io
n,
Mi
nistry
of
E
du
cat
i
on
Ma
la
ysi
a fo
r
t
he
providi
ng the
grant.
REFERE
NCE
S
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za
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ase
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n
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iffe
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odifi
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op
ti
c
al
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e
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ult
i
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acce
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suppress
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rna
ti
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on
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[9]
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.
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lj
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.
,
Rashidi
,
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.
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Dul
ai
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.
,
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Kha
li
l
,
L.
A.
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.
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ti
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