I
nte
rna
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l J
o
urna
l o
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nfo
rm
a
t
ics a
nd
Co
m
m
un
ica
t
io
n T
ec
hn
o
lo
g
y
(
I
J
-
I
CT
)
Vo
l.
1
4
,
No
.
3
,
Dec
em
b
er
20
2
5
,
p
p
.
81
1
~
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1
I
SS
N:
2252
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,
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.
1
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1
4
i
3
.
pp
811
-
8
2
1
811
J
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Perf
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h
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o
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eneo
us multi
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ter
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s
Dhili
pk
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r
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e
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o
ff
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e
twe
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n
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sti
n
g
n
e
two
r
k
th
r
o
u
g
h
p
u
t
a
n
d
m
in
imiz
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g
in
terfe
re
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c
e
is
a
c
rit
ica
l
issu
e
in
fift
h
g
e
n
e
ra
ti
o
n
(
5G
)
n
e
two
rk
s.
Div
e
rti
n
g
th
e
d
a
ta
traffic
a
ro
u
n
d
th
e
n
e
tw
o
rk
a
c
c
e
ss
p
o
in
t
in
d
e
v
ice
-
to
-
d
e
v
i
c
e
(
D2
D
)
c
o
m
m
u
n
ica
ti
o
n
is
a
n
imp
o
rtan
t
s
tep
in
re
a
li
z
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g
t
h
e
v
isi
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o
f
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G
.
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o
u
g
h
th
e
D2
D
n
e
tw
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rk
imp
ro
v
e
s
th
e
n
e
two
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p
e
rfo
rm
a
n
c
e
,
th
e
y
c
o
m
p
li
c
a
te
th
e
in
terfe
re
n
c
e
m
a
n
a
g
e
m
e
n
t
p
r
o
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ss
.
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terfe
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is
a
n
in
v
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p
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y
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a
l
p
h
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o
m
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c
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g
in
wire
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c
o
m
m
u
n
ica
ti
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wh
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h
a
p
p
e
n
s
wh
e
n
m
u
lt
ip
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tran
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issio
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s
h
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p
p
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lt
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n
e
o
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sly
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v
e
r
a
g
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ra
l
wire
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s
m
e
d
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m
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En
o
rm
o
u
s
g
ro
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h
in
u
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g
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o
f
m
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il
e
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h
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a
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d
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r
wire
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g
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e
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s
p
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v
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th
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sig
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t
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in
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n
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re
n
c
e
a
n
a
ly
sis
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v
e
r
m
u
l
ti
-
ti
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r
n
e
two
r
k
.
In
terfe
re
n
c
e
c
o
u
ld
a
ffe
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t
c
o
m
m
u
n
ica
ti
o
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sy
ste
m
s
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it
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ig
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v
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t
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fu
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g
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ro
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e
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3
G
a
n
d
4
G
wire
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s d
e
v
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s c
o
e
x
isted
with
re
v
e
rse
c
o
m
p
a
ti
b
il
it
y
in
a
c
o
v
e
ra
g
e
a
re
a
.
Also
,
a
fter
th
e
ir
wid
e
sp
re
a
d
a
d
o
p
ti
o
n
,
5
G
d
e
v
ice
s
h
a
v
e
b
e
c
o
m
e
p
re
v
a
len
t
a
c
ro
ss
th
e
g
l
o
b
e
a
n
d
th
is
re
a
ffir
m
s
i
n
terfe
re
n
c
e
c
o
e
x
isten
c
e
a
s
a
sig
n
ifi
c
a
n
t
field
o
f
re
se
a
rc
h
.
M
u
lt
i
p
le
sy
ste
m
s o
p
e
ra
ti
n
g
in
a
re
g
io
n
will
c
a
u
se
se
v
e
re
i
n
terfe
re
n
c
e
a
n
d
u
lt
ima
tely
re
d
u
c
e
th
e
q
u
a
li
t
y
o
f
re
c
e
iv
e
d
sig
n
a
l.
A
sim
u
latio
n
e
n
v
iro
n
m
e
n
t
f
o
r
c
e
ll
u
lar
s
tan
d
a
r
d
s
c
o
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x
isten
c
e
c
o
n
sid
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ri
n
g
re
a
l
-
ti
m
e
p
a
ra
m
e
ters
is
c
re
a
ted
a
n
d
e
x
p
e
rime
n
ted
.
Va
rio
u
s
re
se
a
rc
h
wo
rk
s
e
a
rli
e
r
a
d
d
re
ss
e
s
th
e
in
terfe
re
n
c
e
m
it
i
g
a
ti
o
n
tec
h
n
iq
u
e
s
in
m
u
lt
i
-
ti
e
r
n
e
two
rk
s
b
u
t
n
o
n
e
o
f
t
h
e
m
p
re
se
n
t
t
h
e
a
n
a
ly
sis
o
f
sc
e
n
a
rio
s
a
n
d
in
terfe
rin
g
sig
n
a
l
p
o
we
r
lev
e
ls
in
t
h
e
re
sp
e
c
ti
v
e
c
o
n
tex
ts.
I
n
t
h
is
p
a
p
e
r
v
a
rio
u
s
sc
e
n
a
rio
s
wit
h
d
iffere
n
t
n
e
two
r
k
in
terfe
re
n
c
e
c
o
e
x
isten
c
e
we
re
stu
d
ied
,
sim
u
late
d
,
a
n
d
a
n
a
ly
z
e
d
q
u
a
n
t
it
a
ti
v
e
l
y
.
K
ey
w
o
r
d
s
:
C
o
ex
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ce
Dev
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-
to
-
d
ev
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Hete
r
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g
en
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u
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I
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I
n
ter
f
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aly
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n
ter
f
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ce
m
itig
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T
h
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s
a
n
o
p
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n
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c
c
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ss
a
rticle
u
n
d
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r th
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CC B
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li
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se
.
C
o
r
r
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s
p
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ing
A
uth
o
r
:
Dh
ilip
k
u
m
ar
San
th
a
k
u
m
a
r
Dep
ar
tm
en
t o
f
E
lectr
o
n
ics an
d
C
o
m
m
u
in
ca
tio
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E
n
g
in
ee
r
i
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g
L
o
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la
-
I
C
AM
C
o
lleg
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o
f
E
n
g
in
ee
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in
g
an
d
T
ec
h
n
o
lo
g
y
C
h
en
n
ai,
6
0
0
0
3
4
,
T
am
iln
a
d
u
,
I
n
d
ia
E
m
ail: d
h
ilip
k
u
m
a
r
.
s
@
licet.
ac
.
in
1.
I
NT
RO
D
UCT
I
O
N
Acc
o
r
d
in
g
to
th
e
C
I
SC
O
in
ter
n
et
r
ep
o
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t,
o
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7
0
p
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ce
n
t
o
f
th
e
g
lo
b
al
p
o
p
u
latio
n
h
as
m
o
b
ile
co
n
n
ec
tiv
ity
af
ter
2
0
2
3
.
Ou
t
o
f
1
3
.
1
b
illi
o
n
g
lo
b
al
m
o
b
ile
d
ev
ices
1
.
4
b
illi
o
n
5
G
d
ev
ic
es
ar
e
in
u
s
ag
e
[
1
]
.
T
h
er
e
was
a
h
u
m
o
n
g
o
u
s
p
r
o
l
if
er
atio
n
in
d
ev
ices
co
n
n
ec
te
d
to
in
ter
n
et
wh
ich
lead
s
to
elev
ated
i
n
ter
f
er
en
ce
co
n
d
itio
n
s
.
I
n
ter
f
er
en
ce
in
d
e
v
ice
-
to
-
d
e
v
ice
(
D2
D
)
co
m
m
u
n
icatio
n
in
v
o
l
v
es
an
aly
s
is
o
f
in
ter
f
er
en
ce
b
etwe
en
a
D2
D
u
s
er
s
an
d
a
c
o
n
v
e
n
tio
n
al
ce
llu
lar
co
m
m
u
n
icatio
n
s
y
s
tem
[
2
]
,
[
3
]
.
T
h
er
e
a
r
e
d
if
f
er
en
t
p
o
s
s
ib
ilit
ies
o
f
in
ter
f
er
en
ce
[
4
]
in
th
e
m
u
lti
-
tier
n
etwo
r
k
s
s
u
ch
as
c
o
-
tier
i
n
ter
f
er
en
ce
,
cr
o
s
s
-
tier
in
ter
f
er
en
ce
.
I
n
ter
f
er
e
n
ce
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
2
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2
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7
7
6
I
n
t J I
n
f
&
C
o
m
m
u
n
T
ec
h
n
o
l
,
Vo
l.
1
4
,
No
.
3
,
Dec
em
b
er
20
2
5
:
811
-
8
2
1
812
also
d
ep
en
d
s
o
n
th
e
p
o
wer
co
n
tr
o
l
wh
et
h
er
it is
ce
n
tr
alize
d
,
d
is
tr
ib
u
ted
o
r
s
em
i
-
d
is
tr
ib
u
ted
p
o
wer
co
n
tr
o
l.
Fo
r
an
aly
zin
g
th
e
in
ter
f
er
e
n
ce
,
d
i
f
f
er
en
t
s
ce
n
ar
io
s
ar
e
co
n
s
id
er
ed
wh
ich
in
clu
d
es
s
ec
o
n
d
g
e
n
er
atio
n
(
2
G)
,
th
ir
d
g
en
er
atio
n
(
3
G)
,
f
o
u
r
th
g
en
er
atio
n
(
4
G)
,
an
d
b
e
y
o
n
d
f
if
th
ce
llu
lar
s
y
s
tem
s
as
p
er
th
e
s
tan
d
ar
d
s
an
d
s
p
ec
if
icatio
n
s
d
ef
in
ed
b
y
I
T
U,
E
T
SI,
an
d
3
GPP
[
5
]
–
[
7
]
.
T
h
e
D2
D
s
y
s
tem
b
ein
g
a
v
ictim
s
y
s
tem
g
o
t
in
ter
f
er
ed
with
all
o
th
er
n
e
two
r
k
s
an
d
r
esp
ec
tiv
e
in
ter
f
er
in
g
r
ec
ei
v
ed
s
ig
n
al
s
tr
en
g
th
s
ar
e
ev
alu
ated
.
I
n
ter
f
er
e
n
ce
an
d
o
t
h
er
p
ar
am
e
ter
s
ar
e
d
escr
ib
e
d
b
ased
o
n
th
e
r
ad
io
in
ter
f
ac
e
g
u
i
d
elin
es
a
n
d
I
E
E
E
s
tan
d
ar
d
s
r
elea
s
e.
2.
RE
L
AT
E
D
R
E
SE
ARCH
Fro
m
th
e
s
u
r
v
ey
s
it
is
e
v
id
en
t
th
at
th
e
D2
D
co
m
m
u
n
icatio
n
u
n
d
er
lay
ce
llu
lar
n
etwo
r
k
s
h
a
v
e
ex
p
er
ien
ce
d
im
p
r
o
v
em
en
t
in
ca
p
ac
ity
,
th
r
o
u
g
h
p
u
t,
en
d
to
en
d
laten
cy
an
d
co
v
e
r
ag
e
[
8
]
.
I
n
h
eter
o
g
en
eo
u
s
(
HetNe
ts
)
m
u
ltit
ier
n
etwo
r
k
s
th
e
s
y
s
tem
u
n
d
er
g
o
es
co
-
tie
r
in
ter
f
er
e
n
ce
,
cr
o
s
s
-
tier
in
ter
f
er
en
ce
an
d
h
y
b
r
i
d
in
ter
f
er
en
ce
.
Po
wer
a
llo
ca
tio
n
s
tr
ateg
ies,
s
p
ec
tr
u
m
allo
ca
t
io
n
s
tr
ateg
ies
an
d
h
y
b
r
i
d
s
tr
a
teg
ies
ar
e
u
s
ed
f
o
r
in
ter
f
er
en
ce
r
e
d
u
ctio
n
[
5
]
.
I
n
t
er
f
er
en
ce
in
HetNe
ts
is
ca
u
s
ed
d
u
e
to
r
an
d
o
m
d
ep
lo
y
m
en
t
o
f
b
ase
s
tatio
n
s
,
n
o
n
-
d
eter
m
in
is
tic
v
ar
iatio
n
s
in
ch
an
n
els,
s
p
ec
tr
u
m
s
h
ar
in
g
an
d
in
tr
ac
ell
an
d
in
ter
ce
ll
in
ter
f
e
r
en
ce
s
[
6
]
.
T
h
o
u
g
h
th
e
in
ter
f
er
en
ce
is
th
e
p
r
im
e
d
is
ad
v
an
tag
e,
th
e
HetNe
ts
p
r
o
v
id
es
im
p
r
o
v
em
en
t
in
ca
p
ac
ity
as
th
e
d
ev
ices
co
-
ex
is
t w
ith
v
ar
y
in
g
lev
els o
f
d
i
s
tr
ib
u
ted
p
o
wer
r
esu
ltin
g
in
r
e
d
u
ce
d
p
at
h
lo
s
s
an
d
laten
cy
[
7
]
.
Fo
r
h
ig
h
ly
d
e
n
s
er
f
if
th
g
en
e
r
atio
n
(
5
G)
n
etwo
r
k
s
,
a
s
to
ch
asti
c
g
eo
m
etr
ical
ap
p
r
o
ac
h
c
an
b
e
u
s
ed
f
o
r
in
ter
f
er
en
ce
ca
n
ce
llatio
n
m
o
d
el
[
9
]
.
C
o
n
s
id
er
in
g
th
e
D2
D
h
eter
o
g
en
eo
u
s
n
etwo
r
k
as
b
ey
o
n
d
f
if
t
h
g
en
er
atio
n
n
etwo
r
k
(
B
5
G)
th
e
in
ter
f
er
en
ce
m
an
ag
e
m
en
t
s
ch
em
es
v
ar
y
i
n
to
in
tr
a
-
m
o
d
e
in
t
er
-
ce
ll
in
ter
f
er
e
n
ce
m
a
n
ag
e
m
en
t,
in
ter
-
ce
ll
i
n
ter
-
b
ea
m
in
ter
f
e
r
en
ce
m
an
ag
em
e
n
t,
cr
o
s
s
-
lin
k
i
n
ter
f
er
en
ce
m
a
n
ag
em
en
t,
r
em
o
te
in
ter
f
er
e
n
c
e
m
an
ag
em
e
n
t,
s
elf
-
in
ter
f
er
en
ce
m
an
ag
em
e
n
t,
in
tr
a
-
ce
ll
m
u
lti
-
u
s
er
in
ter
f
e
r
en
ce
m
an
ag
em
en
t
a
n
d
i
n
ter
n
u
m
er
o
lo
g
y
i
n
ter
f
er
e
n
ce
m
an
ag
em
en
t
[
1
0
]
.
Nu
m
b
er
o
f
a
p
p
r
o
ac
h
es
a
d
esig
n
en
g
i
n
ee
r
ca
n
in
v
esti
g
ate
th
e
in
ter
f
er
en
ce
m
itig
atio
n
.
T
h
e
in
ter
f
er
en
ce
ca
u
s
ed
d
u
e
to
m
u
tu
al
in
ter
f
er
en
ce
am
o
n
g
d
if
f
er
en
t
tier
s
o
f
u
s
er
s
an
d
th
e
lim
it
ed
s
p
ec
tr
u
m
ca
n
b
e
o
v
er
wh
elm
ed
b
y
r
eso
u
r
ce
all
o
ca
tio
n
alg
o
r
ith
m
s
[
1
1
]
.
Few
p
r
o
m
is
in
g
m
eth
o
d
s
in
clu
d
e
d
is
tr
ib
u
ted
r
eso
u
r
ce
allo
ca
tio
n
[
1
2
]
–
[
1
4
]
,
d
y
n
am
i
c
p
o
wer
allo
ca
tio
n
[
1
5
]
,
[
1
6
]
,
p
r
ec
o
d
in
g
[
1
7
]
.
An
aly
tical
ly
th
e
i
n
ter
f
er
en
ce
p
r
o
b
lem
ca
n
b
e
ap
p
r
o
ac
h
e
d
u
s
in
g
g
am
e
th
eo
r
y
[
1
8
]
,
g
r
a
p
h
th
eo
r
y
[
1
9
]
,
a
n
d
b
ea
m
f
o
r
m
in
g
[
2
0
]
.
I
n
ter
f
er
e
n
ce
m
itig
atio
n
is
also
a
h
ig
h
ly
co
m
p
lex
o
p
er
atio
n
lik
e
in
ter
f
e
r
en
ce
an
aly
s
is
in
wir
eless
r
e
ce
p
tio
n
.
Dis
tr
ib
u
ted
p
o
wer
allo
ca
tio
n
with
r
ap
id
s
h
if
tin
g
m
o
d
el
is
p
r
o
p
o
s
e
d
f
o
r
in
ter
f
er
e
n
ce
m
an
ag
e
m
en
t
in
[
2
1
]
.
User
ass
o
ciatio
n
-
r
eso
u
r
ce
-
p
o
wer
al
lo
ca
tio
n
was
em
p
l
o
y
ed
to
eli
m
in
ate
cr
o
s
s
-
tier
an
d
c
o
-
tier
i
n
ter
f
er
en
ce
in
[
2
2
]
.
T
h
e
h
ig
h
-
p
o
wer
co
n
s
u
m
p
tio
n
in
s
m
all
ce
ll
HetNe
t
s
ca
n
in
d
u
ce
m
o
r
e
ad
v
er
s
e
ef
f
ec
ts
o
f
in
ter
f
er
en
ce
an
d
a
d
y
n
am
ic
o
f
f
lo
ad
i
n
g
ad
j
u
s
tm
en
ts
(
DL
A)
alg
o
r
ith
m
s
b
ased
o
n
Q
-
lear
n
in
g
[
2
3
]
an
d
a
n
ew
s
o
f
t
f
r
eq
u
en
c
y
s
ch
em
e
was
p
r
o
p
o
s
ed
in
[
16
]
to
m
itig
ate
in
ter
f
er
en
ce
an
d
im
p
r
o
v
e
n
etwo
r
k
th
r
o
u
g
h
p
u
t.
Fu
tu
r
e
ce
llu
la
r
n
etwo
r
k
s
wo
u
ld
r
eq
u
ir
e
im
m
en
s
e
co
m
p
u
tatio
n
an
d
tr
ad
e
-
o
f
f
f
o
r
in
ter
f
e
r
en
ce
m
itig
atio
n
.
Feed
b
ac
k
b
etwe
en
ce
lls
f
o
r
r
eso
u
r
ce
allo
ca
tio
n
,
g
am
e
th
eo
r
y
,
an
d
a
n
ten
n
a
allo
ca
tio
n
alg
o
r
ith
m
s
ar
e
em
p
lo
y
ed
to
m
itig
at
e
in
ter
f
er
en
ce
in
5
G
h
e
ter
o
g
e
n
e
o
u
s
n
etwo
r
k
s
[
2
4
]
.
T
h
e
e
x
is
tin
g
in
ter
f
er
e
n
ce
m
an
a
g
em
en
t
m
eth
o
d
o
l
o
g
ies
ar
e
clea
r
ly
d
escr
ib
ed
b
y
T
r
a
b
elsi
et
a
l
.
[
10
]
an
d
L
o
p
ez
-
Per
ez
et
a
l.
[
2
5
]
.
3.
M
E
T
H
O
DO
L
O
G
Y
O
F
I
N
T
E
RF
E
R
E
NC
E
CA
L
CU
L
A
T
I
O
N
T
h
e
cr
iter
ia
co
n
s
id
er
e
d
f
o
r
i
n
ter
f
er
en
ce
ca
lc
u
latio
n
ar
e
C
/I
ca
r
r
ier
to
in
ter
f
e
r
en
ce
r
ati
o
,
C
/(
I
+N
)
ca
r
r
ier
to
in
ter
f
er
en
ce
p
l
u
s
n
o
is
e
r
atio
,
(
N+
I
)
/N
d
esen
s
itiza
t
io
n
,
I
/N
i
n
ter
f
er
en
ce
to
n
o
is
e
r
atio
.
Sen
s
itiv
ity
is
th
e
lo
west
p
o
wer
lev
el
at
wh
ich
a
r
ec
eiv
e
r
ca
n
r
ec
eiv
e
a
s
i
g
n
al.
R
ec
eiv
er
s
en
s
itiv
ity
i
s
t
h
e
m
in
im
u
m
in
p
u
t
s
i
g
n
a
l
le
v
e
l
r
e
q
u
i
r
e
d
t
o
p
r
o
d
u
c
e
a
n
o
u
t
p
u
t
s
i
g
n
a
l
w
i
t
h
s
p
e
c
i
f
i
c
s
i
g
n
a
l
-
to
-
n
o
is
e
r
a
ti
o
(
S
NR
)
.
I
t
i
s
d
e
f
i
n
e
d
as
i
n
(
1
)
.
(
)
=
+
(
+
)
(
1
)
T
h
ese
in
ter
f
er
en
c
e
c
r
iter
ia
ca
n
b
e
r
elate
d
b
y
th
e
f
o
llo
win
g
r
e
latio
n
s
h
ip
g
iv
en
i
n
(
2
)
.
[
+
]
=
[
]
−
[
+
]
(
2
)
I
f
th
e
C
/I
cr
iter
io
n
is
co
n
s
id
er
ed
,
th
en
th
e
p
r
o
b
ab
ilit
y
o
f
n
o
n
-
in
ter
f
er
e
n
ce
in
r
ec
eiv
er
ca
n
b
e
ex
p
r
ess
ed
as
in
(
3
)
.
=
(
>
|
>
)
(
3
)
Evaluation Warning : The document was created with Spire.PDF for Python.
I
n
t J I
n
f
&
C
o
m
m
u
n
T
ec
h
n
o
l
I
SS
N:
2252
-
8
7
7
6
P
erfo
r
ma
n
ce
a
n
a
lysi
s
o
f D
2
D
n
etw
o
r
k
in
h
etero
g
en
eo
u
s
mu
lti
-
tier
…
(
Dh
ilip
ku
ma
r
S
a
n
th
a
ku
ma
r
)
813
W
h
er
e
is
d
esire
d
s
ig
n
al
s
tr
en
g
th
an
d
is
in
ter
f
er
in
g
s
ig
n
al
s
tr
en
g
th
.
B
y
ax
io
m
s
o
f
p
r
o
b
a
b
ilit
y
(
8
)
ca
n
b
e
g
i
v
en
as in
(
4
)
.
=
(
>
|
>
)
(
>
)
(
4
)
W
h
er
e
is
th
e
s
en
s
itiv
ity
o
f
th
e
r
ec
eiv
er
.
M
o
n
te
C
ar
lo
m
et
h
o
d
is
in
d
iv
id
u
ally
ap
p
lied
to
n
u
m
er
ato
r
an
d
d
en
o
m
in
at
o
r
as in
(
5
)
.
′
=
1
∑
>
|
>
=
1
1
∑
{
>
}
=
1
(
5
)
W
h
er
e
M
is
th
e
n
u
m
b
e
r
o
f
e
v
e
n
ts
.
I
f
th
e
C
/(
N+
I
)
cr
iter
ia
is
c
o
n
s
id
er
ed
,
p
r
o
b
ab
ilit
y
o
f
n
o
n
-
i
n
ter
f
er
en
ce
in
r
ec
eiv
er
ca
n
b
e
ex
p
r
ess
ed
as in
(
6
)
.
=
(
>
+
|
>
)
(
6
)
4.
SYST
E
M
M
O
D
E
L
I
NG
F
O
R
I
NT
E
RF
E
RE
N
CE
AN
AL
YSI
S
I
N
VAR
I
O
US SC
E
NA
RIOS
4
.
1
.
D2
D
v
s
L
T
E
u
pli
nk
s
y
s
t
em
T
h
e
in
ter
f
er
en
ce
s
ce
n
ar
io
s
h
o
wn
in
Fig
u
r
e
1
d
ep
icts
th
e
v
ic
tim
r
ec
eiv
er
u
n
in
ten
tio
n
ally
r
e
ce
iv
es
th
e
s
ig
n
al
f
r
o
m
th
e
n
ea
r
b
y
tr
an
s
m
is
s
io
n
.
I
n
D2
D
h
eter
o
g
en
o
u
s
co
m
m
u
n
icati
o
n
s
ce
n
ar
io
s
v
ar
io
u
s
s
ig
n
als
in
ter
f
er
e
with
ea
ch
o
t
h
er
.
C
o
n
s
id
er
th
e
lo
n
g
-
ter
m
e
v
o
lu
tio
n
(
LTE
)
u
p
lin
k
s
y
s
tem
in
ter
f
e
r
es
with
th
e
D
2
D
s
y
s
tem
r
ec
eiv
er
.
T
h
e
s
ce
n
ar
io
i
n
f
er
s
th
e
in
ter
f
er
en
ce
im
p
ac
t
o
n
s
y
s
tem
with
co
ex
is
ten
ce
o
f
two
d
if
f
er
e
n
t
co
m
m
u
n
icatio
n
n
etwo
r
k
s
.
T
h
e
L
T
E
n
etwo
r
k
p
a
r
am
eter
s
ar
e
u
s
ed
as
d
ef
in
e
d
i
n
3
GPP
s
tan
d
ar
d
[
5
]
.
I
n
L
T
E
s
y
s
tem
ea
ch
eNBs
(
g
en
er
ally
t
er
m
ed
as
b
ase
s
tatio
n
)
is
ass
ig
n
ed
with
s
ev
er
al
r
eso
u
r
ce
b
lo
c
k
s
(
R
B
s
)
,
th
e
R
B
s
ar
e
d
iv
id
e
d
f
r
o
m
t
h
e
to
tal
b
a
n
d
wid
th
allo
ca
ted
.
Fro
m
th
e
av
ailab
le
to
tal
R
B
s
ce
r
tain
n
u
m
b
er
o
f
R
B
s
ar
e
allo
tted
to
ea
ch
o
f
th
e
u
s
er
eq
u
ip
m
en
t
u
s
er
eq
u
ip
m
e
n
t
’
s
(
UE
s
)
(
g
en
er
ally
ter
m
e
d
as
m
o
b
ile
s
tatio
n
)
in
th
e
co
v
er
ag
e.
T
h
e
em
is
s
io
n
m
ask
is
d
ef
in
ed
f
o
r
L
T
E
u
p
lin
k
s
y
s
t
em
i
n
ac
co
r
d
an
ce
to
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[
7
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8
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1
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2
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3
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s,
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EEE
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6
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[
1
4
]
B
.
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g
a
r
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l
,
M
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.
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H
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t
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t
s:
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[
1
5
]
N
.
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e
,
X
.
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n
,
J.
G
.
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r
e
w
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,
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R
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t
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2
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s:
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,
a
l
g
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t
h
ms
,
a
n
d
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l
y
si
s
,
”
I
EEE
J
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S
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c
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d
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[
1
6
]
M
.
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sam
a
,
S
.
El
R
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ml
y
,
a
n
d
B
.
A
b
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m
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d
,
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c
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m
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5
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t
w
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k
s,”
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t
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3
.
[
1
7
]
N
.
N
.
V
a
n
,
“
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p
t
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m
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c
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d
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1
.
[
1
8
]
A
.
S
a
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f
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t
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l
.
,
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A
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2
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5
G
n
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w
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k
s,”
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