Indonesi
an
Journa
l
of El
ect
ri
cal Engineer
ing
an
d
Comp
ut
er
Scie
nce
Vo
l.
23
,
No.
1
,
Ju
ly
20
21
,
pp.
302
~
307
IS
S
N: 25
02
-
4752, DO
I:
10
.11
591/ijeecs
.v
23
.i
1
.
pp
302
-
3
07
302
Journ
al h
om
e
page
:
http:
//
ij
eecs.i
aesc
or
e.c
om
Influ
ence
of
l
oo
p
back int
er
f
eren
ce
channe
l in ene
rgy ha
rvestin
g
full
-
du
plex relayi
ng netw
or
k
over
block r
aylei
gh fa
din
g
channel:
perform
ance ana
lysis
Phu
Tr
an
Ti
n
1
, Van
-
D
uc Ph
an
2
, Le
A
nh V
u
3
1
Facul
t
y
of Elect
ronic
s T
ec
hno
lo
g
y
,
Industri
al Unive
rsit
y
of
Ho C
hi
Minh C
ity
,
H
o
Chi
Minh
Cit
y,
Vie
tna
m
2
Facul
t
y
of
Auto
m
obil
e
T
ec
hnolo
g
y
,
Van
La
ng
U
nive
r
sit
y
,
Ho Ch
i
Minh C
ity
,
Vie
tna
m
3
Optoel
e
ct
roni
cs
Resea
r
ch
Group
,
Facu
lty
of Elec
tri
c
al
and El
e
ct
r
onic
s E
ng
ine
e
rin
g,
Ton
Duc Tha
ng
Univer
sit
y
,
Ho Chi
Minh C
ity
,
Vie
tna
m
Art
ic
le
In
f
o
ABSTR
A
CT
Art
ic
le
history:
Re
cei
ved
Dec
1
0,
2020
Re
vised
Jun
16
, 2021
Accepte
d
J
un
2
6
, 202
1
The
m
ai
n
ide
a
o
f
thi
s
pape
r
is
to
inve
stiga
t
e
the
s
y
stem
per
form
anc
e
(SP
)
of
ene
rg
y
har
v
esti
n
g
FD
rel
a
y
ing
n
et
work
over
blo
ck
ra
y
leigh
fad
i
ng
cha
nne
l
under
the
inf
luence
of
the
loop
bac
k
interfe
r
ence
cha
nn
el
.
In
th
e
first
stag
e
,
we
proposed
the
sy
st
em
m
odel
and
ana
l
y
z
ed
the
ene
rg
y
h
arv
esting
and
the
informati
on
tra
n
sm
ission
phase
s.
Furthermore,
the
m
at
hemati
c
al
f
orm
for
the
outa
ge
prob
abi
lit
y
(OP
)
is
ana
l
yze
d
and
der
ive
d
in
two
kinds
of
loopba
c
k
int
erf
ere
n
ce
:
resi
dual
sel
f
-
interfe
r
enc
e
is
m
odel
ed
as
AW
GN
và
residua
l
self
-
int
erf
ere
n
ce
is
stil
l
a
ran
dom
var
ia
b
le
.
All
th
e
m
at
hematica
l,
ana
l
y
t
ica
l
expr
essions a
r
e veri
fi
ed
using
th
e
Monte
Car
lo
si
m
ula
ti
on.
Ke
yw
or
d
s
:
Cooperati
ve
ne
twork
Energy
harvest
ing
Lo
opbac
k
inte
r
fer
e
nce
Mon
te
ca
rlo si
m
ula
ti
on
Ou
ta
ge pr
obab
i
li
t
y
This
is an
open
acc
ess arti
cl
e
un
der
the
CC
B
Y
-
SA
l
ic
ense
.
Corres
pond
in
g
Aut
h
or
:
Van
-
D
uc
P
ha
Faculty
of
Au
t
om
ob
il
e Tech
nolo
gy
Van La
ng Uni
ver
sit
y
Ho Chi Mi
nh
Ci
ty
, V
ie
tnam
Em
a
il
:
du
c.pv
@v
l
u.
e
du.vn
1.
INTROD
U
CTION
In
the
la
st
rec
ent
ye
ars,
so
m
any
pap
er
s
f
ocus
on
the
e
nergy
ha
rv
est
i
ng
(RH
)
com
m
un
ic
at
ion
netw
ork
[1
]
-
[
5]
.
The
aut
hors
in
[6
]
-
[
8]
pro
po
s
ed
an
d
i
nvest
igate
d
the
c
oope
rati
ve
wir
el
ess
net
work
s
by
a
MIM
O
r
el
ay
syst
e
m
,
the
EH
process
,
an
d
how
to
im
pr
ove
this
EH
pr
oce
ss
in
them
.
Fur
therm
or
e,
the
m
ul
ti
-
us
er
a
nd
m
ul
ti
-
hop
syst
em
s
and
t
he
en
erg
y
an
d
in
f
orm
ation
tran
sf
err
in
g
at
the
sa
m
e
tim
e
i
n
the
com
m
un
ic
at
ion
netw
ork
is
pr
e
sente
d
in
[9
]
-
[1
1].
T
he
physi
cal
la
ye
r
secu
rity
pro
blem
in
the
E
H
com
m
un
ic
at
ion
netw
ork
a
nd
it
s
eff
ic
ie
ncy
is
inv
est
igate
d
in
[12]
-
[
15]
.
Fr
om
this
li
te
r
at
ur
e,
we
can
see
that
the in
vestigat
io
n of t
he
syst
em
p
e
rfor
m
ance of th
e
EH com
m
un
ic
at
io
n netw
ork
is
necessa
r
y t
o
stu
dy
.
The
m
ai
n
idea
of
this
pa
per
i
s
to
inv
est
igate
the
syst
e
m
pe
rfor
m
ance
(S
P
)
of
e
nergy
ha
r
vestin
g
FD
relay
ing
net
w
ork
over
blo
c
k
rayl
ei
gh
fa
di
ng
cha
nnel
unde
r
the
infl
ue
nce
of
the
loop
back
inte
rference
channel.
I
n
th
e
first
sta
ge,
we
pro
posed
t
he
syst
em
m
o
d
el
an
d
analy
zed
the
ene
r
gy
har
vesti
ng
a
nd
th
e
inf
or
m
at
ion
transm
issi
on
ph
ases.
F
ur
t
her
m
or
e
,
the
m
at
hem
at
ic
al
fo
rm
f
or
t
he
outa
ge
pro
bab
il
it
y
(OP)
is
analy
zed
a
nd
de
rive
d
in
t
wo
kinds
of
lo
opba
ck
inte
rf
e
ren
c
e:
resid
ual
sel
f
-
inter
fer
e
nce
is
m
od
el
ed
as
A
WGN
v
à
resi
dual
sel
f
-
inter
fer
e
nce
is
sti
ll
a
ran
do
m
var
ia
ble.
All
the
m
at
h
e
m
at
ic
al
,
anal
yt
ic
al
exp
ressi
on
s
a
r
e
ver
ifie
d usin
g
t
he
M
on
te
Ca
rlo
sim
ulati
on
.
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
In
fl
ue
nce
of lo
opback inte
rfe
r
ence c
hannel
i
n
e
ner
gy
ha
rve
sti
ng
f
ull
-
duple
x relayi
ng…
(
P
hu Tr
an Tin
)
303
2.
SY
STE
M MO
DEL
In
this
pap
e
r,
the
syst
e
m
m
o
del
is
il
lustrate
d
in
Fig
ur
e
1,
and
t
he
PSP
is
dr
a
wn
in
Fig
ur
e
2.
T
he
Energy
Harve
sti
ng
an
d
I
nfo
rm
ation
trans
m
issi
on
ph
as
e
s
can
be
form
ulate
d
as
(1)
-
(
9)
[
16]
.
The
r
ecei
ved
sign
al
at t
he
relay
n
ode ca
n be
g
ive
n by
(1),
R
S
R
s
R
R
R
R
y
h
x
h
x
n
(1)
w
he
re
RR
h
:
resid
ua
l
sel
f
-
interfe
re
nce c
hannel
.
The har
veste
d
energy
at
the
r
el
ay
can
be
cal
culat
ed by (
2),
2
(
1
)
R
s
S
R
E
TP
h
(2)
f
r
om
(
2)
,
w
e
have
,
22
(
1
)
R
R
s
S
R
s
S
R
E
P
P
h
P
h
T
(3)
n
ext
,
the
receiv
ed
si
gn
al
at t
he
d
est
inati
on ca
n be e
xpresse
d by (
4),
D
R
D
R
D
y
h
x
n
(4)
t
he
am
plific
at
i
on
fact
or
will
be dete
rm
ined as (
5),
22
0
RR
R
S
R
s
R
R
R
xP
y
h
P
h
P
N
(5)
f
r
om
(4
)
a
nd c
o
m
bin
ing
with
(5),
we
ca
n o
btain,
(6)
Figure
1. The
pro
po
se
d
syst
e
m
Figure
2. The
powe
r
s
plit
ti
ng
phase
after
do
i
ng
s
om
e
al
geb
ra
, th
e
SINR ca
n be c
la
i
m
ed
as (
9),
I
T
P
h
a
s
e
E
H
P
h
a
s
e
S
D
R
R
RR
h
SR
h
RD
h
E
H
a
t
R
(
1
)
P
S
T
I
T
:
P
S
S
R
D
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.
23
, N
o.
1
,
Ju
ly
20
21
:
3
0
2
-
3
0
7
304
22
2
2
2
22
2
0
0
2
22
2
2
2
2
2
inte
f
e
r
e
n
c
e
s
S
R
R
D
RR
AF
s
S
R
R
R
D
R
R
R
S
R
R
D
S
R
R
D
R
R
R
R
P
h
h
sign
a
l
h
S
I
NR
N
P
h
n
o
ise
P
h
N
Ph
hh
h
h
h
h
(9)
w
he
re
0
s
P
N
an
d
(
1
)
3.
THE
SYSTE
M
PE
RFO
R
MAN
CE
Ca
se
1:
resid
ua
l
sel
f
-
inte
rf
e
r
ence
is
sti
ll
a
r
andom
var
ia
bl
e
(RV
)
,
t
he
OP
of
the
syst
em
at
the
s
ource
des
ti
natio
n
ca
n be
de
fine
d
as
(
10),
22
1
2
2
2
2
2
Pr
Pr
S
R
R
D
c
a
s
e
A
F
th
th
S
R
R
D
R
R
R
R
hh
O
P
S
I
NR
h
h
h
h
(10)
w
he
re
21
R
th
is t
he
t
hresh
old o
f
t
he
s
yst
e
m
an
d
R i
s
the tar
get
rate.
Let
u
s
de
no
te
22
SR
R
D
X
h
h
and
2
RR
Yh
, th
e
(10) c
an be
rewrit
te
n by
(11),
1
2
2
2
0
Pr
()
P
r
,
1,
()
(
)
(
)
th
th
c
a
se
th
th
th
th
th
th
X
Y
Y
th
X
OP
XY
Y
Y
XY
Y
Y
y
F
f
y
dy
f
y
dy
y
(11)
i
n
orde
r
to
fin
d
the
pr
ob
a
bili
ty
in
(
11),
we
ha
ve
to
cal
c
ulate
the
cum
ulati
ve
distrib
ution
functi
on
(C
DF)
of
X.
So
,
th
e C
DF o
f
X
ca
n be
f
ound as
(12),
22
2
2
2
0
0
(
)
Pr
(
)
Pr
|
(
)
1
e
x
p
RD
SR
X
S
R
R
D
R
D
h
h
SR
R
D
R
D
x
F
x
X
x
h
h
x
F
h
y
f
y
d
y
y
x
y
d
y
y
(12)
w
he
re
,
S
R
R
D
are t
he m
ean of
RV
s
2
SR
h
and
2
RD
h
, r
es
pecti
ve
ly
.
By
ap
plyi
ng th
e (
12) [3.3
24,
1]
o
f [
17
]
,
()
X
Fx
can
be ref
or
m
ulate
d by,
1
(
)
1
2
2
X
S
R
R
D
S
R
R
D
F
x
x
K
x
(13)
w
he
re
()
v
K
is t
he
m
od
i
fied
Be
ssel
functi
on
of
t
he se
co
nd k
i
nd and
v
-
t
h order
.
Applyi
ng
the
(
13), t
he
1
c
a
s
e
OP
can
b
e
r
e
wr
it
te
n by (
14),
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
In
fl
ue
nce
of lo
opback inte
rfe
r
ence c
hannel
i
n
e
ner
gy
ha
rve
sti
ng
f
ull
-
duple
x relayi
ng…
(
P
hu Tr
an Tin
)
305
11
22
0
(
)
(
)
1
2
e
x
p
2
th
S
R
R
D
t
h
S
R
R
D
t
h
c
a
s
e
R
R
R
R
t
h
t
h
yy
O
P
y
K
d
y
yy
(14)
Ca
se
2:
resid
ua
l sel
f
-
interfe
re
nce is m
od
el
ed
as AWGN
w
it
h
ze
ro m
ean and varia
nce
RR
[1]
.
I
n t
his
case
, fr
om
(
9
), t
he SI
NR ca
n be r
e
w
ritt
en
by,
22
22
2
S
R
R
D
AF
S
R
R
D
R
R
R
R
hh
S
I
N
R
hh
(15)
t
he
O
P
in
case
2
ca
n be calc
ulate
d
as
,
2
2
2
P
r
P
r
Pr
c
a
s
e
A
F
t
h
t
h
R
R
R
R
R
R
t
h
t
h
R
R
X
O
P
S
I
N
R
X
X
(16)
s
o
that
pr
ob
a
bi
li
ty
in
(16)
is
a
vaila
ble.
It
m
e
ans
that
ou
r
syst
e
m
can
be
operate
d,
we
m
us
t
est
i
m
at
e
RR
,
s
o
that sat
isfy t
he c
onditi
on
:
RR
th
[18
-
21]
.
Hen
ce
, th
e
2
c
a
se
OP
can
be
cl
ai
m
ed
by
ap
p
ly
in
g res
ult from
(
13),
2
2
1
22
Pr
(
)
(
)
1
2
2
th
R
R
c
a
se
R
R
th
S
R
R
D
th
R
R
S
R
R
D
th
R
R
R
R
th
R
R
th
O
P
X
K
(17)
4.
NUMER
IC
A
L RES
ULTS
AND DIS
C
USSION
As
in
[
22
]
-
[25
]
,
we
use
the
Mon
te
Ca
rl
o
si
m
ula
ti
on
f
or
c
onvin
ci
ng
the
correct
ness
of
the
analy
ti
cal
sect
ion
.
T
he
i
nf
l
uen
ce
of
ψ
and
ρ
on
t
he
syst
e
m
per
for
m
ance
in
te
rm
s
of
OP
is
s
how
n
in
Fig
ur
e
3
an
d
Figure
4,
res
pe
ct
ively
.
In
Fi
gure
3,
the
m
a
in
syst
em
pa
ram
et
ers
are
set
as
R=
1bps
/H
z,
ρ=
0.8
5,
η=
1.
A
s
a
resu
lt
,
the
syst
e
m
OP
has
a
m
assive
fall
with
increasin
g
of
Φ
from
-
5d
B
to
20
dB
in
both
cases.
Sim
i
la
rly
,
the
syst
e
m
OP
has
a
m
assive
increase
with
ris
ing
of
ρ
from
0
to
1.
I
n
Figure
4,
we
set
the
pr
im
ary
s
y
stem
par
am
et
ers
as
R=
1
bps,
Φ=
5
dB,
η=
1,
0.5,
a
nd
Ω
RR
=0
a
nd
0.05dB
f
or
bo
t
h
cases.
I
n
Fig
ur
e
4
an
d
Fig
ure
5,
the sim
ulati
on
an
d analy
ti
cal
v
al
ue
a
re t
he
s
a
m
e fo
r
con
vinc
ing
t
he
a
naly
ti
cal
secti
on
.
Figure
3
.
O
P
ve
rsu
s
ψ
Figure
4
.
O
P
ve
rsu
s
ρ
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.
23
, N
o.
1
,
Ju
ly
20
21
:
3
0
2
-
3
0
7
306
Figure
4
sho
w
s
the
OP
versu
s
ρ.
Furthe
rm
or
e,
the
syst
em
OP
as
the
fun
ct
ion
of
η,
whil
e
η
var
ie
s
from
0
to
1
is i
ll
us
trat
ed
in Fi
gure 5. In
this
fig
ur
e, t
he
syst
e
m
p
aram
et
ers
are set as R=1
bp
s
, Φ=
5d
B, ρ
=0.25,
0.85, and Ω
RR
=
0.25
a
nd
2.5d
B
f
or
bo
t
h
cases.
Th
e syst
em
O
P f
al
ls wit
h
t
he
r
isi
ng of η. O
n t
he
ot
her
ha
nd, th
e
syst
e
m
OP
as
the
f
unct
ion
of
R
w
hen
R
in
creases
from
0
to
6bps
/Hz
is
show
n
i
n
Fi
gure
6
with
t
he
m
a
in
syst
e
m
par
am
e
te
rs
as
ρ=
0.5,
Φ=7
dB,
η=
1
a
nd
Ω
RR
=
0d
B. A
s
s
how
n
in
Fi
gure
6,
the
syst
e
m
OP
has
a rise
with
R.
I
n
both
Figure
5
a
nd
F
igure
6,
t
he
s
i
m
ulati
on
cu
r
ves
overla
p
t
he
a
naly
ti
cal
curves
t
o
ver
i
fy
the
m
at
he
m
at
ic
a
l sect
ion
'
s co
r
rect
ness.
Figure
5
.
O
P
ve
rsu
s
η
Figure
6
.
O
P
ve
rsu
s
R
5.
CONCL
US
I
O
N
The
m
ai
n
idea o
f
this
pap
e
r
is
inv
est
igate
d
th
e syst
e
m
p
erf
orm
ance o
f
ene
r
gy h
ar
vestin
g FD
relay
in
g
netw
ork
ove
r
blo
c
k
rayl
ei
gh
fad
i
ng
c
ha
nn
el
under
t
he
in
fluen
ce
of
the
lo
opbac
k
inter
fere
nce
cha
nnel
.
I
n
the
first
sta
ge
,
w
e
pro
posed
th
e
syst
e
m
m
od
el
an
d
an
al
y
zed
the
e
nerg
y
harvesti
ng
and
the
i
nfo
r
m
at
ion
transm
issi
on
phases.
F
ur
t
herm
or
e,
the
m
ath
em
atical
fo
r
m
fo
r
the
outa
ge
pro
bab
il
it
y
(O
P
)
is
analy
z
ed
a
nd
der
i
ved
in
tw
o
kin
ds
of
lo
op
back
inte
rf
e
rence
:
residu
al
se
lf
-
inter
fer
e
nce
is
m
od
el
ed
as
A
WGN
và
res
idu
a
l
sel
f
-
inter
fere
nc
e
is
sti
ll
a
rand
om
var
ia
ble.
A
ll
the
m
a
the
m
a
ti
cal
,
analy
ti
cal
ex
pr
essi
ons
ar
e
ver
i
fied
us
in
g
th
e
Mon
te
Ca
rlo
si
m
ula
ti
on
.
ACKN
OWLE
DGE
MENTS
This
researc
h
was
s
uppo
rted
by
the
I
ndust
rial
U
niv
e
rsity
of
Ho
Chi
M
inh
Ci
ty
(
IUH
),
Viet
nam
,
unde
r gr
a
ntNo.
72/H
D
-
DH
C
N
.
REFERE
NCE
S
[1]
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He
,
Ch
ao
Zhai,
Yong
hui
Li,
and
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ran
ka
Vuc
et
i
c,
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ti
v
e
strat
eg
ie
s
for
wire
le
ss
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powered
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unic
at
ions
:
an
over
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ew,"
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unic
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ons Magazine
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y
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ire
le
ss
powere
d
comm
unic
a
ti
on
net
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:
r
ese
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h
d
ire
c
ti
o
ns
and
technologic
al
appr
o
ac
h
es,
"
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ns
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H.,
Le
e
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H.,
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H.,
"
W
hat
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em
er
ging
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obil
e
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es
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work
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uire
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ent
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Vale
n
ta
a
nd
G.
D.
Durgin,
"H
arv
esti
ng
wi
rel
ess
power:
surve
y
of
ene
rg
y
-
h
arv
este
r
conve
rs
ion
eff
icien
c
y
in
far
-
field,
wir
el
e
ss
power
tra
nsfer
s
y
stems
,
"
I
E
EE
Mi
crow.
M
ag.
,
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no
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a,
V.,
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Karm
aka
r,
P.,
"A
novel
m
et
hod
of
opportuni
st
ic
wire
l
ess
ene
r
g
y
har
v
esti
ng
in
cogni
ti
v
e
rad
i
o
net
works
,
"
2015
7th
Inte
rnati
onal
Confe
renc
e
on
Computati
onal
Intelli
g
en
ce
,
Comm
unic
a
ti
on
Syste
ms
and
Net
works
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2015
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CS
y
N.2015.
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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
In
fl
ue
nce
of lo
opback inte
rfe
r
ence c
hannel
i
n
e
ner
gy
ha
rve
sti
ng
f
ull
-
duple
x relayi
ng…
(
P
hu Tr
an Tin
)
307
[7]
A.
M.
Fouladga
r
and
O.
Si
m
eone
,
"O
n
the
tra
nsfer
of
inform
at
ion
and
ene
rg
y
in
m
ult
i
-
user
s
y
stems
,
"
IEEE
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unic
ati
ons Let
t
ers
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MM
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Zha
ng,
R
.
,
and
Ho,
C.
K.,
"M
IMO
broa
dca
stin
g
for
sim
ult
ane
ous
wire
le
ss
informati
on
and
power
tra
nsfer
,
"
IEEE
Tr
ansacti
ons on Wirele
ss
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unic
ati
ons
,
vol
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le
rck
x
,
B
.
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oi
nt
wire
l
ess
info
rm
at
ion
and
en
erg
y
tr
ansfe
r
in
a
two
-
user
MIM
O
int
erf
er
ence
cha
nne
l,
"
I
EE
E
Tr
ansacti
ons
on
Wireless
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unic
ati
ons
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ng,
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"
Ene
rg
y
har
v
esti
ng
in
an
OS
TBC
base
d
amplif
y
-
and
-
forwar
d
MIM
O
rel
a
y
s
y
s
te
m
,
"
2012
IEE
E
Inte
rnational
Confe
renc
e
on
Ac
oustic
s,
Spe
ec
h
and
Signal
Pro
ce
ss
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)
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c
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u
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r
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t
iv
e
ene
rg
y
har
v
e
sting
comm
unic
at
ions
with
rela
y
ing
and
en
erg
y
sharing,
"
2013
I
EE
E
Informatio
n
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y
n
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A.
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he
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el
l
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n
ew
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a
t
ph
y
s
ic
a
l
lay
e
r
se
cur
i
t
y
,
c
ac
h
ing,
and
wire
le
ss
en
erg
y
har
vesti
ng
for
h
et
ero
g
ene
ous
ul
t
ra
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et
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ks,"
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fic
i
ent
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rit
hm
s
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phy
si
cal
lay
er
se
cur
ity
in
t
wo
-
wa
y
rela
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s
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sical
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on
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nov
el
ph
y
si
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er
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urity
sche
m
e
in
ofdm
-
base
d
cogni
ti
v
e
rad
io
net
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,
"
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c
ess
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n
N.
Ngu
y
en
,
Tra
n
Tr
ung
Du
y,
Gia
-
Thien
Luu
,
Phuong
T.
Tr
an
and
Mirosl
av
V
ozna
k,
"Ene
rg
y
har
vesti
ng
-
b
ase
d
spec
trum
acce
ss
with
inc
r
emental
coope
ra
ti
on
,
re
l
a
y
select
ion
and
har
dware
no
ises,
"
Radi
oengi
n
ee
r
ing
,
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no.
1,
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2017,
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Danie
l
Zwillinger.
T
able
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g
ral
s,
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s,
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ic
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J.
Mo,
M.
Ta
o
,
and
Y.
Li
u,
"Re
lay
pl
acem
ent
f
or
ph
y
si
ca
l
l
a
y
e
r
sec
uri
t
y
:
a
sec
ure
conn
ec
t
ion
per
spec
t
ive,"
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Lett
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Du
y
and
P.
N.
Son,
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p
erf
orm
ances
of
m
ult
i
ca
st
under
lay
cogniti
ve
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col
s
wi
th
par
ti
a
l
r
ela
y
sele
c
ti
on
and
wi
thout
e
ave
sdrop
per
’s
informati
o
n,
"
KSII
Tr
ans
on
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rnet
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m.
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a
y
sele
ct
ion
for
improved
sec
urity
in
cogni
ti
v
e
rela
y
net
works
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m
m
ing,
"
IEEE
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t
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,
vo
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y
en
,
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an
N
,
Phu
Tra
n
Ti
n
,
Phuong
T.
Tra
n
,
Tra
n
Hoang
Qu
ang
Minh,
and
Miroslav
Vozna
k,
"P
ower
-
split
t
i
ng
protoc
ol
in
power
beacon
-
assist
ed
energ
y
har
v
e
sting
full
-
dup
le
x
rel
a
y
i
ng
ne
tworks:
per
form
anc
e
ana
l
y
sis,"
201
8
11th
IFI
P
W
ireless
and
Mobile
Net
worki
ng
Con
fe
renc
e
(
WMNC)
,
09
2018.
doi:
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23919/wm
nc.2018.8480900.
[22]
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n
Hoang
Quang
Minh,
"H
y
brid
ti
m
e
-
power
sw
it
chi
ng
prot
ocol
of
ene
rg
y
har
vesti
ng
bid
ir
ec
t
iona
l
re
lay
i
ng
net
work:
thr
oug
hput
and
erg
odi
c
c
apa
c
ity
anal
ysis,"
TEL
KOMN
IKA
(
Tele
communic
ati
on
,
Com
p
uti
ng,
Elec
troni
c
s
and
Control)
,
vo
l.
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no
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e
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v16i5
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n,
Phu
Tra
n
,
T
ran
Hoang
Quan
g
Minh,
T
an
N.
Ngu
y
en
,
and
Mi
roslav
Vozna
k
,
"
S
y
stem
per
form
anc
e
anal
y
s
is
of
hal
f
-
dupl
ex
r
ela
y
ne
twork
ov
er
ri
ci
an
fad
in
g
cha
nn
el,"
TEL
KOMNIKA
(Tele
communic
a
t
ion,
Comput
ing
,
El
e
ct
ronics
and
Control)
,
vol. 16
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no
.
1
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e
lko
m
nika
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Rashid,
Ta
r
ique
,
Sunil
Ku
m
ar,
Aks
ha
y
Verm
a,
Prate
ek
Raj
Gau
ta
m
,
and
Arvind
Kum
ar,
"
Pm
-
E
EMRP
:
postur
al
m
ovement
base
d
ene
rg
y
eff
ic
i
ent
m
ult
i
-
hop
routi
n
g
protoc
o
l
for int
ra
wire
le
ss
bod
y
sensor ne
twork
(
int
ra
-
W
BS
N),"
TEL
KOMNIKA
(
Tele
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Computing
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and
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Ti
n,
Phu
Tr
an,
Minh
Tra
n
,
Ta
n
N.
Ngu
y
en
,
an
d
Tha
nh
-
Long
Ngu
y
en
,
"S
y
st
e
m
per
form
anc
e
ana
l
y
sis
of
h
y
br
id
ti
m
e
-
power
sw
itching
pro
toc
ol
of
EH
bid
ire
c
ti
o
nal
r
el
a
y
i
ng
n
etw
ork
in
amplif
y
-
and
-
forward
m
ode,
"
Indon
esia
n
Journal
of
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e
c
tric
al
Engi
n
ee
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IJE
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v14.
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12
6.
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