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sc
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s
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Cs),
su
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terfe
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IC),
a
n
d
d
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rk
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(DN
C).
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in
g
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Cs,
two
so
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s
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x
c
h
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e
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e
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d
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y
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d
a
ta
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se
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ll
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p
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k
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s).
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in
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slo
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b
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ii
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IP
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Ra
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leig
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fa
d
in
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c
h
a
n
n
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F
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rt
h
e
rm
o
re
,
o
u
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fin
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g
s
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s th
e
imp
a
c
t
o
f
sy
ste
m
p
a
ra
m
e
ters
o
n
th
e
n
e
two
rk
p
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rf
o
rm
a
n
c
e
.
K
ey
w
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r
d
s
:
Dig
ital n
etwo
r
k
co
d
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Fo
u
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tain
co
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es
I
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ter
f
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ca
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llatio
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Ph
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s
ical
lay
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s
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ity
T
wo
-
way
r
elay
in
g
T
h
is i
s
a
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n
a
c
c
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ss
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rticle
u
n
d
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e
CC B
Y
-
SA
li
c
e
n
se
.
C
o
r
r
e
s
p
o
nd
ing
A
uth
o
r
:
Ng
u
y
en
T
h
i H
au
Facu
lty
o
f
E
n
g
in
ee
r
in
g
an
d
T
e
ch
n
o
lo
g
y
,
Saig
o
n
Un
iv
er
s
ity
2
7
3
An
D
u
o
n
g
Vu
o
n
g
Stre
et,
C
h
o
Qu
an
W
ar
d
,
Ho
C
h
i M
in
h
C
ity
,
Vietn
am
E
m
ail:
h
au
.
n
t@
s
g
u
.
ed
u
.
v
n
1.
I
NT
RO
D
UCT
I
O
N
R
ec
en
tly
,
two
-
way
r
elay
i
n
g
(
T
W
R
)
[
1
]
-
[
4
]
h
as
em
er
g
ed
a
s
an
ef
f
ec
tiv
e
tec
h
n
iq
u
e
f
o
r
en
h
an
cin
g
b
o
th
d
ata
th
r
o
u
g
h
p
u
t
an
d
c
o
v
e
r
ag
e
in
n
e
x
t
-
g
en
e
r
atio
n
wir
eless
co
m
m
u
n
icatio
n
s
y
s
tem
s
.
I
n
T
W
R
s
ch
em
e,
o
n
e
o
r
m
an
y
in
ter
m
e
d
iate
r
elay
s
ass
is
t
th
e
ex
ch
an
g
e
o
f
d
at
a
b
etwe
en
two
s
o
u
r
ce
n
o
d
e
s
[
5
]
-
[
1
0
]
.
I
n
th
e
co
n
v
en
tio
n
al
T
W
R
s
ch
em
e,
0
4
p
h
ases
ar
e
u
s
ed
to
e
x
ch
an
g
e
0
2
p
ac
k
ets
b
etwe
en
two
s
o
u
r
ce
s
.
T
h
e
r
esear
c
h
es
[
5
]
,
[
6
]
co
m
b
in
ed
d
i
g
ital
n
etw
o
r
k
co
d
in
g
(
DNC)
an
d
d
ec
o
d
i
n
g
a
n
d
f
o
r
wa
r
d
(
DF)
r
ela
y
in
g
to
r
ed
u
ce
1
p
h
ase,
r
esu
ltin
g
in
d
ata
ex
c
h
an
g
e
o
c
cu
r
r
in
g
i
n
0
3
p
h
ases
.
I
n
th
ese
s
ch
em
es,
two
s
o
u
r
ce
n
o
d
es
s
en
d
th
eir
p
ac
k
ets
to
th
e
r
elay
in
th
e
f
ir
s
t two
p
h
ase
s
,
th
e
r
elay
p
er
f
o
r
m
s
ex
clu
s
iv
e
OR
(
XOR
)
o
p
er
atio
n
o
n
two
en
co
d
ed
p
ac
k
ets in
th
e
th
ir
d
p
h
ase,
an
d
b
r
o
a
d
ca
s
ts
th
e
XORed
p
ac
k
et
to
b
o
th
s
o
u
r
ce
s
.
Un
lik
e
th
e
s
ch
em
es
p
r
o
p
o
s
ed
in
[
5]
-
[
1
0
]
th
e
T
W
R
s
ch
em
e
in
th
is
wo
r
k
u
s
es
o
n
l
y
two
p
h
ases
.
I
n
d
e
ed
,
th
e
r
elay
n
o
d
es
in
[7
]
-
[
1
0
]
em
p
lo
y
s
u
cc
ess
iv
e
in
ter
f
er
en
ce
ca
n
ce
llatio
n
(
SIC)
to
d
ec
o
d
e
th
e
r
ec
ei
v
ed
p
ac
k
ets
at
th
e
f
ir
s
t
p
h
ase,
an
d
f
o
r
war
d
th
e
p
ac
k
ets
to
two
s
o
u
r
ce
s
in
th
e
s
ec
o
n
d
p
h
ase.
Hu
y
n
h
et
a
l
.
[
7
]
,
r
elay
s
elec
tio
n
tech
n
iq
u
es
wer
e
e
m
p
lo
y
ed
to
en
h
an
ce
p
er
f
o
r
m
an
ce
f
o
r
th
e
T
W
R
s
ch
em
es,
wh
ile
Dao
an
d
So
n
[
1
0
]
p
r
o
p
o
s
ed
th
e
T
W
R
s
c
h
em
es
u
s
in
g
en
er
g
y
h
ar
v
esti
n
g
(
E
H)
.
Ad
d
itio
n
ally
,
th
e
au
th
o
r
s
in
[
1
1
]
,
[
1
2
]
ex
p
lo
r
ed
r
ec
o
n
f
ig
u
r
ab
le
i
n
tellig
en
t
s
u
r
f
ac
es
(
R
I
S)
Evaluation Warning : The document was created with Spire.PDF for Python.
T
E
L
KOM
NI
KA
T
elec
o
m
m
u
n
C
o
m
p
u
t E
l Co
n
tr
o
l
S
ec
u
r
e
tw
o
-
w
a
y
r
ela
yin
g
w
ith
s
u
cc
ess
ive
in
terf
e
r
en
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ca
n
ce
lla
tio
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a
n
d
fo
u
n
ta
in
…
(
N
g
u
ye
n
Th
i H
a
u
)
421
wo
r
k
in
g
as
a
c
o
m
m
o
n
r
elay
to
im
p
r
o
v
e
th
e
s
p
ec
tr
al
ef
f
ici
en
cy
o
f
two
-
way
c
o
m
m
u
n
icatio
n
.
Ho
wev
e
r
,
th
e
p
r
ev
io
u
s
wo
r
k
s
[5
]
-
[
1
2
]
d
i
d
n
o
t c
o
n
s
id
er
f
o
u
n
tain
co
d
es (
F
C
s
)
an
d
p
h
y
s
ical
-
lay
er
s
ec
u
r
ity
(
PLS)
.
Du
e
to
th
e
b
r
o
a
d
ca
s
t
o
f
wir
e
less
ch
an
n
els,
en
s
u
r
in
g
s
ec
u
r
e
co
m
m
u
n
icatio
n
h
as
b
ec
o
m
e
a
cr
itical
ch
allen
g
e
in
t
h
e
T
W
R
n
etwo
r
k
s
.
T
o
ac
h
iev
e
s
ec
u
r
e
c
o
m
m
u
n
icatio
n
,
PLS
wh
ich
ex
p
lo
its
th
e
n
atu
r
al
ch
ar
ac
ter
is
tics
o
f
wir
eless
ch
an
n
els
s
u
ch
as
f
ad
in
g
,
in
ter
f
e
r
en
ce
,
an
d
n
o
is
e
ca
n
b
e
ef
f
ec
ti
v
ely
ap
p
lied
t
o
th
e
T
W
R
n
etwo
r
k
s
[
1
3
]
-
[
1
5
]
.
C
ai
et
a
l.
[
1
3
]
,
p
r
o
p
o
s
ed
a
r
an
d
o
m
ize
an
d
f
o
r
war
d
(
R
an
F)
tech
n
iq
u
e,
wh
e
r
e
two
s
o
u
r
ce
an
d
r
elay
n
o
d
es
tr
an
s
m
it
d
if
f
er
e
n
t
co
d
ew
o
r
d
s
to
lim
it
th
e
o
v
e
r
h
ea
r
in
g
a
b
ilit
y
o
f
th
e
ea
v
esd
r
o
p
p
er
.
L
iu
et
a
l.
[
1
4
]
in
tr
o
d
u
ce
d
a
s
ec
u
r
e
am
p
lify
-
an
d
-
f
o
r
war
d
(
AF)
T
W
R
s
ch
em
e
-
aid
ed
s
im
u
ltan
eo
u
s
wir
eless
in
f
o
r
m
atio
n
an
d
p
o
wer
tr
a
n
s
f
er
(
SW
I
PT)
tech
n
iq
u
e
wh
er
e
m
u
lti
-
an
ten
n
a
s
o
u
r
ce
an
d
r
ela
y
n
o
d
es
o
p
er
ate
in
th
e
f
u
ll
-
d
u
p
lex
m
o
d
e.
L
u
o
et
a
l
.
[
1
5
]
,
th
e
PLS
T
W
R
m
o
d
els
u
s
in
g
in
tellig
en
t
r
ef
lectin
g
s
u
r
f
ac
es
(
I
R
S)
wer
e
p
r
o
p
o
s
ed
an
d
a
n
aly
ze
d
.
R
ec
en
tly
,
th
e
in
teg
r
atio
n
o
f
er
r
o
r
c
o
r
r
ec
tio
n
co
d
es
(
E
C
C
)
an
d
PLS
to
s
im
u
ltan
eo
u
s
ly
en
h
a
n
ce
s
ec
u
r
ity
an
d
p
er
f
o
r
m
an
ce
h
as
em
er
g
ed
as
a
p
r
o
m
is
in
g
s
o
lu
tio
n
in
wir
eless
co
m
m
u
n
icati
o
n
[
1
6
]
.
Fo
llo
win
g
th
ese
ap
p
r
o
ac
h
es,
FC
s
,
k
n
o
wn
f
o
r
t
h
eir
r
atele
s
s
p
r
o
p
er
ty
,
o
f
f
er
s
ig
n
if
ican
t
a
d
v
an
ta
g
es
s
u
ch
as
ad
ap
tab
ilit
y
t
o
d
y
n
am
ic
ch
a
n
n
el
co
n
d
itio
n
s
,
s
im
p
lifie
d
co
d
in
g
an
d
d
ec
o
d
i
n
g
p
r
o
t
o
co
ls
,
an
d
r
o
b
u
s
tn
ess
ag
ain
s
t
p
ac
k
et
lo
s
s
,
m
ak
in
g
th
em
attr
ac
t
m
o
r
e
att
en
tio
n
in
r
ec
e
n
t
s
tu
d
ies
[
1
7
]
,
[
1
8
]
.
T
o
r
ec
o
n
s
tr
u
ct
th
e
o
r
ig
in
al
d
ata,
r
ec
eiv
er
s
h
av
e
to
s
u
f
f
icien
tly
co
llect
e
n
co
d
ed
p
ac
k
ets
[
1
9
]
,
[
2
0
]
.
A
cc
o
r
d
in
g
to
[
2
1
]
,
[
2
2
]
,
ac
h
iev
in
g
d
ata
s
ec
u
r
ity
r
eq
u
ir
es
th
at
le
g
itima
te
u
s
er
s
o
r
d
esti
n
atio
n
s
co
llect
a
s
u
f
f
icien
t
n
u
m
b
er
o
f
e
n
co
d
ed
p
ac
k
ets
b
ef
o
r
e
ea
v
esd
r
o
p
p
er
s
.
Ng
u
y
en
[
2
3
]
an
aly
ze
d
t
h
e
r
eliab
ilit
y
-
s
ec
u
r
i
ty
tr
ad
e
-
o
f
f
(
R
ST)
in
t
h
e
s
ec
u
r
e
T
W
R
n
etwo
r
k
s
b
etwe
en
two
clu
s
ter
s
o
f
n
o
d
es
u
s
in
g
DNC.
Un
lik
e
th
e
a
u
th
o
r
s
in
[
2
3
]
,
[
2
4
]
p
r
o
p
o
s
ed
T
W
R
C
R
s
ch
em
es
th
at
in
co
r
p
o
r
ate
FC
s
,
R
I
S,
an
d
w
ir
eless
E
H,
wh
er
e
R
I
S
ca
n
r
ep
lace
a
r
elay
n
o
d
e
to
f
ac
ilit
ate
d
ata
ex
ch
a
n
g
e
b
etwe
en
two
s
o
u
r
ce
n
o
d
es.
T
o
th
e
b
est
o
f
o
u
r
k
n
o
wled
g
e
,
th
e
wo
r
k
in
[
2
5
]
is
th
e
s
tu
d
y
m
o
s
t
clo
s
ely
r
elate
d
to
o
u
r
wo
r
k
.
W
h
ile
[
2
5
]
in
v
esti
g
ated
a
SIC
-
DNC
-
b
ased
T
W
R
n
etwo
r
k
em
p
lo
y
in
g
FC
s
,
its
an
aly
s
is
wa
s
li
m
ited
to
th
e
o
u
ta
g
e
p
er
f
o
r
m
an
ce
an
d
th
er
e
f
o
r
e
f
o
cu
s
ed
ex
clu
s
iv
ely
o
n
t
h
e
r
eli
ab
ilit
y
o
f
th
e
s
y
s
tem
.
Ho
wev
er
,
m
o
d
er
n
wir
eless
n
etwo
r
k
s
r
eq
u
ir
e
n
o
t
o
n
ly
h
i
g
h
r
eliab
ilit
y
b
u
t
also
r
o
b
u
s
tn
ess
ag
ain
s
t
ea
v
esd
r
o
p
p
in
g
th
r
ea
t
s
[
1
6
]
.
Un
lik
e
[
2
5
]
,
th
is
p
ap
er
ex
ten
d
s
th
e
r
esear
c
h
b
y
in
teg
r
atin
g
a
p
ass
iv
e
ea
v
esd
r
o
p
p
er
i
n
to
th
e
s
y
s
tem
m
o
d
el
an
d
co
n
d
u
ctin
g
a
co
m
p
r
eh
e
n
s
iv
e
jo
in
t
e
v
alu
atio
n
o
f
r
eliab
ilit
y
an
d
s
ec
u
r
ity
p
er
f
o
r
m
a
n
ce
.
I
n
th
e
p
r
o
p
o
s
ed
s
ch
em
e,
two
s
o
u
r
ce
n
o
d
es
ex
ch
an
g
e
en
c
o
d
ed
p
a
ck
ets
v
ia
a
DF
r
elay
in
two
tim
e
s
lo
ts
,
wh
ile
a
n
ea
v
esd
r
o
p
p
er
attem
p
ts
to
in
ter
ce
p
t.
Du
r
in
g
th
e
f
ir
s
t tim
e
s
lo
t,
b
o
th
s
o
u
r
ce
s
tr
a
n
s
m
it e
n
co
d
ed
p
ac
k
ets to
th
e
r
elay
,
wh
ich
em
p
lo
y
s
SIC to
d
ec
o
d
e
th
e
r
ec
eiv
ed
p
ac
k
ets.
T
h
en
,
th
e
r
elay
p
e
r
f
o
r
m
s
X
OR
o
n
th
ese
p
ac
k
ets
an
d
b
r
o
ad
ca
s
ts
th
e
XORed
p
ac
k
et
to
b
o
th
s
o
u
r
ce
s
in
th
e
s
ec
o
n
d
tim
e
s
lo
t.
I
f
two
s
o
u
r
ce
n
o
d
es
co
llect
a
s
u
f
f
icien
t
n
u
m
b
er
o
f
en
co
d
ed
p
ac
k
ets,
th
ey
ca
n
r
ec
o
n
s
tr
u
ct
th
e
d
esire
d
d
ata.
Als
o
,
if
th
e
ea
v
esd
r
o
p
p
er
ca
n
co
r
r
ec
tly
r
e
co
v
er
th
e
o
r
ig
in
al
d
ata,
th
e
d
ata
o
f
th
e
two
s
o
u
r
c
es
is
in
ter
ce
p
ted
.
W
e
d
er
iv
e
cl
o
s
ed
-
f
o
r
m
ex
p
r
ess
io
n
s
f
o
r
SO
P
an
d
SIP,
ev
alu
ate
th
e
r
eliab
ilit
y
–
s
ec
u
r
ity
t
r
ad
e
-
o
f
f
,
a
n
d
d
em
o
n
s
tr
ate
h
o
w
s
y
s
tem
p
ar
am
eter
s
s
u
ch
as
r
elay
p
o
s
itio
n
,
p
o
wer
allo
ca
tio
n
f
ac
to
r
,
an
d
th
e
m
a
x
im
u
m
n
u
m
b
er
o
f
tr
an
s
m
is
s
io
n
tim
es
in
f
lu
en
ce
o
v
e
r
all
s
y
s
tem
p
er
f
o
r
m
a
n
ce
.
T
h
is
co
m
p
r
e
h
en
s
iv
e
a
n
aly
s
is
o
f
f
er
s
d
e
ep
er
in
s
ig
h
ts
in
to
th
e
ad
v
a
n
tag
es
th
at
FC
s
in
tr
o
d
u
c
e
to
th
e
s
ec
u
r
e
SIC
-
DNC
-
b
ased
T
W
R
n
etwo
r
k
th
at
h
as
n
o
t
b
ee
n
ex
p
lo
r
ed
in
[
2
5
]
.
T
h
e
r
e
m
a
i
n
d
e
r
o
f
t
h
e
p
a
p
e
r
i
s
o
r
g
a
n
i
z
e
d
a
s
f
o
l
l
o
w
s
:
s
e
c
t
i
o
n
2
p
r
es
e
n
ts
t
h
e
s
y
s
t
e
m
m
o
d
e
l
a
n
d
s
c
h
e
m
e
o
p
e
r
a
t
i
o
n
;
s
e
c
ti
o
n
3
a
n
a
l
y
z
es
p
e
r
f
o
r
m
a
n
c
e
;
s
e
ct
i
o
n
4
p
r
o
v
i
d
e
s
s
i
m
u
la
t
i
o
n
a
n
d
t
h
e
o
r
et
i
c
a
l
r
es
u
l
ts
;
a
n
d
s
e
c
ti
o
n
5
c
o
n
c
l
u
d
e
s
w
it
h
a
s
u
m
m
a
r
y
a
n
d
f
u
t
u
r
e
d
i
r
e
c
t
i
o
n
s
.
2.
SE
CUR
E
T
WR
W
I
T
H
S
I
C
AND
F
Cs
2
.
1
.
Sy
s
t
e
m
mo
del
I
n
th
e
p
r
o
p
o
s
ed
s
ch
em
e
p
r
esen
ted
in
Fig
u
r
e
1
,
s
in
ce
th
er
e
ex
is
ts
n
o
d
i
r
ec
t
c
o
m
m
u
n
i
ca
ti
o
n
b
et
wee
n
two
s
o
u
r
c
e
n
o
d
es
S
1
a
n
d
S
2
d
u
e
to
t
h
e
f
ar
d
is
ta
n
ce
,
S
1
an
d
S
2
h
a
v
e
t
o
e
x
c
h
a
n
g
e
t
h
ei
r
d
ata
wit
h
t
h
e
ass
is
ta
n
c
e
o
f
th
e
r
el
ay
(
R
)
I
n
t
h
e
n
etw
o
r
k
,
t
h
e
e
av
esd
r
o
p
p
er
(
E
)
att
em
p
ts
t
o
o
v
e
r
h
ea
r
t
h
e
d
ata
s
e
n
t
f
r
o
m
S
1
an
d
S
2
.
All
o
f
t
h
e
n
o
d
es
ar
e
e
q
u
i
p
p
e
d
wit
h
a
s
i
n
g
le
a
n
t
en
n
a
an
d
o
p
e
r
a
te
i
n
a
h
alf
-
d
u
p
le
x
m
o
d
e.
L
et
u
s
d
en
o
t
e
1
(
2
)
as
t
h
e
d
at
a
s
en
t
f
r
o
m
S
1
(
S
2
)
,
an
d
1
(
2
)
as e
n
c
o
d
e
d
p
a
ck
ets
o
f
S
1
(
S
2
)
,
r
es
p
ec
ti
v
el
y
.
B
ef
o
r
e
tr
a
n
s
m
is
s
i
o
n
d
at
a
ta
k
es
p
la
ce
,
S
1
(
S
2
)
d
i
v
i
d
es
1
(
2
)
i
n
t
o
s
m
all
p
ac
k
e
ts
,
th
en
p
er
f
o
r
m
X
OR
o
p
er
ati
o
n
o
n
t
h
ese
p
ac
k
e
ts
t
o
c
o
n
ti
n
u
o
u
s
l
y
g
e
n
e
r
a
te
F
o
u
n
ta
in
p
ac
k
e
ts
1
(
2
)
.
T
h
e
e
x
c
h
a
n
g
e
o
f
e
n
co
d
ed
p
ac
k
ets
in
t
h
e
p
r
o
p
o
s
e
d
s
c
h
e
m
e
o
cc
u
r
s
in
tw
o
tim
e
s
lo
ts
.
A
t
th
e
f
ir
s
t
tim
e
s
lo
t
,
b
o
t
h
S
1
a
n
d
S
2
s
im
u
l
ta
n
e
o
u
s
l
y
s
e
n
d
1
an
d
2
t
o
R
.
T
h
en
,
R
u
s
es
S
I
C
tec
h
n
i
q
u
e
t
o
d
ec
o
d
e
1
an
d
2
.
I
f
b
o
t
h
1
a
n
d
2
ar
e
d
e
c
o
d
e
d
c
o
r
r
ec
tl
y
,
R
p
e
r
f
o
r
m
s
t
h
e
XOR
o
p
er
ati
o
n
o
v
e
r
1
an
d
2
to
m
a
k
e
⨁
,
wh
er
e
⊕
=
1
⊕
2
.
I
n
th
e
s
ec
o
n
d
tim
e
s
l
o
t
,
R
b
r
o
ad
ca
s
ts
⨁
t
o
S
1
an
d
S
2
.
I
f
R
o
n
l
y
d
e
co
d
es
1
(
o
r
2
)
s
u
cc
ess
f
u
ll
y
,
it
o
n
l
y
tr
an
s
m
i
ts
1
(
o
r
2
)
t
o
S
2
(
o
r
S
1
)
in
th
e
s
e
c
o
n
d
ti
m
e
s
l
o
t
.
L
et
m
i
n
d
en
o
t
e
t
h
e
n
u
m
b
e
r
o
f
en
c
o
d
e
d
p
ac
k
ets
t
h
a
t
S
1
,
S
2
,
an
d
E
n
e
ed
to
o
b
t
ai
n
f
o
r
r
e
co
n
s
t
r
u
ct
in
g
th
e
d
ata
1
an
d
2
.
L
e
t
m
ax
d
e
n
o
te
th
e
m
a
x
i
m
u
m
n
u
m
b
e
r
o
f
t
r
a
n
s
m
is
s
io
n
s
o
f
S
1
a
n
d
S
2
,
wh
er
e
m
a
x
≥
m
i
n
[
2
3
]
-
[
2
5
]
.
W
e
als
o
d
en
o
t
e
XY
a
n
d
as
t
h
e
d
is
ta
n
c
e
b
etw
ee
n
X
a
n
d
Y
,
a
n
d
p
a
th
-
l
o
s
s
e
x
p
o
n
en
tia
l
,
r
esp
ec
t
iv
el
y
,
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
1
6
9
3
-
6
9
3
0
TEL
KOM
NI
KA
T
elec
o
m
m
u
n
C
o
m
p
u
t E
l
C
o
n
tr
o
l
,
Vo
l.
24
,
No
.
2
,
Ap
r
il
20
26
:
4
2
0
-
4
3
0
422
wh
e
r
e
X
,
Y
∈
{
S
1
,
S
2
,
R
,
E
}
.
L
et
d
en
o
t
e
0
2
as
v
a
r
i
a
n
c
e
o
f
Ga
u
s
s
i
an
n
o
is
es
at
all
r
ec
eiv
e
r
s
.
Fi
n
al
ly
,
S
1
,
S
2
,
a
n
d
R
a
r
e
d
e
n
o
te
d
as
tr
an
s
m
i
t
p
o
we
r
o
f
S
1
,
S
2
,
a
n
d
R
,
r
es
p
ec
t
iv
el
y
.
R
1
p
2
p
p
p
1
p
2
p
1
/
pp
1
S
2
S
D
a
t
a
l
i
n
k
E
a
v
e
s
d
r
o
p
p
i
n
g
l
i
n
k
E
Fig
u
r
e
1
.
T
h
e
p
r
o
p
o
s
ed
s
ec
u
r
e
T
W
R
s
ch
em
e
u
s
in
g
FC
s
an
d
SIC
Ass
u
m
e
t
h
a
t
all
ch
a
n
n
els
a
r
e
b
l
o
c
k
R
a
y
le
ig
h
f
a
d
i
n
g
,
w
h
e
r
e
c
h
an
n
e
l
c
o
e
f
f
ici
e
n
ts
r
em
ai
n
c
o
n
s
ta
n
t
d
u
r
i
n
g
o
n
e
tim
e
s
lo
t,
a
n
d
c
h
a
n
g
e
i
n
d
e
p
e
n
d
e
n
tl
y
a
f
t
er
e
ac
h
ti
m
e
s
l
o
t
.
L
et
ℎ
XY
a
n
d
XY
=
|
ℎ
XY
|
2
d
e
n
o
t
e
ch
a
n
n
el
co
ef
f
i
cie
n
t
a
n
d
c
h
an
n
e
l
g
a
in
o
f
b
e
twe
en
X
a
n
d
Y
,
r
es
p
ec
ti
v
el
y
.
As
i
n
[
2
3
]
-
[
2
5
]
,
XY
h
as
cu
m
u
lativ
e
d
is
tr
ib
u
tio
n
f
u
n
ctio
n
(
C
DF)
an
d
p
r
o
b
ab
ilit
y
d
e
n
s
ity
f
u
n
ctio
n
(
PDF),
r
esp
ec
tiv
ely
as
:
(
)
(
)
(
)
(
)
1
e
x
p
,
e
x
p
.
gg
F
x
x
f
x
x
=
−
−
=
−
X
Y
X
Y
X
Y
X
Y
X
Y
(
1
)
wh
er
e
XY
=
(
XY
)
[
2
3
]
-
[
25]
.
I
n
p
r
ac
tical
s
ce
n
ar
i
o
s
,
im
p
le
m
en
tin
g
s
u
ch
s
ec
u
r
e
T
W
R
s
ch
em
es
m
ay
f
ac
e
ch
allen
g
es
r
elate
d
to
h
ar
d
war
e
lim
itatio
n
s
,
laten
c
y
,
an
d
en
e
r
g
y
ef
f
icien
cy
,
w
h
ich
ca
n
af
f
ec
t
r
ea
l
-
tim
e
s
y
s
tem
p
er
f
o
r
m
an
ce
.
Mo
r
eo
v
er
,
th
e
p
r
o
p
o
s
ed
s
ec
u
r
e
T
W
R
s
ch
em
e
ca
n
b
e
ex
ten
d
ed
to
f
u
tu
r
e
6
G
an
d
I
o
T
n
etw
o
r
k
s
,
wh
er
e
EH
an
d
h
ar
d
war
e
im
p
air
m
e
n
ts
(
HI
s
)
b
ec
o
m
e
im
p
o
r
tan
t
f
ac
to
r
s
f
o
r
p
r
ac
tical
d
ep
lo
y
m
en
t.
Ho
wev
e
r
,
in
th
is
s
tu
d
y
,
we
f
o
cu
s
o
n
an
aly
zin
g
th
e
s
ec
u
r
e
T
W
R
s
ch
em
e
u
s
in
g
SIC
an
d
FC
s
u
n
d
er
id
ea
l
SIC
co
n
d
itio
n
s
an
d
with
o
u
t
co
n
s
id
er
in
g
en
er
g
y
co
n
s
tr
ain
ts
o
r
HI
s
at
th
e
n
o
d
es.
T
h
ese
asp
ec
ts
ar
e
lef
t
f
o
r
f
u
tu
r
e
r
esear
ch
to
ev
alu
ate
th
eir
im
p
ac
t o
n
th
e
s
y
s
tem
’
s
s
ec
r
ec
y
an
d
r
eliab
ilit
y
p
er
f
o
r
m
an
ce
.
2
.
2
.
T
ra
ns
m
it
po
wer
f
o
rm
ul
a
t
io
n a
nd
t
ra
ns
m
is
s
io
n o
f
enco
ded pa
ck
et
s
Fo
r
a
f
air
c
o
m
p
ar
is
o
n
b
etwe
en
o
u
r
s
ch
em
e
(
n
am
ed
SIC
-
2TS
)
an
d
th
e
c
o
n
v
e
n
tio
n
al
DNC
s
ch
e
m
e
(
n
am
ed
DN
C
-
3TS
)
,
we
ass
u
m
e
th
at
th
e
t
o
tal
tr
an
s
m
it p
o
wer
in
two
s
ch
em
es is
th
e
s
am
e,
i.e
.
,
12
2
,
.
+
=
=
S
S
R
P
P
P
P
P
(
2
)
No
te
th
at
th
e
tr
an
s
m
it
p
o
wer
o
f
S
1
,
S
2
,
an
d
R
i
n
t
h
e
DN
C
-
3TS
s
ch
em
e
is
S
1
=
S
2
=
R
=
.
Mo
r
eo
v
er
,
we
p
r
o
p
o
s
e
a
s
im
p
le
p
o
wer
allo
ca
tio
n
m
eth
o
d
f
o
r
(
2
)
as
:
(
)
12
2
,
2
1
.
=
=
−
SS
P
P
P
P
(
3
)
wh
er
e
is
a
p
r
e
-
d
esig
n
ed
p
o
we
r
allo
ca
tio
n
f
ac
to
r
an
d
0
<
<
1
.
−
R
em
ar
k
1
:
with
o
u
t
l
o
s
s
o
f
g
e
n
er
ality
,
we
ca
n
ass
u
m
e
S
1
is
n
ea
r
er
R
th
an
S
2
,
i.e
.
,
S
1
R
<
S
2
R
.
Hen
ce
,
we
ca
n
ass
u
m
e
th
at
th
e
S
1
→
R
ch
an
n
el
is
b
etter
th
an
th
e
S
2
→
R
,
an
d
h
e
n
ce
,
R
u
s
es
SIC
to
d
ec
o
d
e
1
f
ir
s
t,
tr
ea
tin
g
th
e
s
ig
n
al
f
r
o
m
S
2
as i
n
t
er
f
e
r
en
ce
.
Af
t
e
r
ca
n
c
elli
n
g
1
,
R
d
ec
o
d
es
2
.
I
n
th
e
f
ir
s
t
tim
e
s
lo
t,
S
1
an
d
S
2
at
th
e
s
am
e
tim
e
tr
an
s
m
it
th
eir
p
ac
k
ets
to
R
.
T
h
e
s
ig
n
a
l
-
to
-
in
ter
f
er
en
ce
-
p
lu
s
-
n
o
is
e
r
atio
(S
I
NR
)
o
b
tain
e
d
at
R
f
o
r
d
ec
o
d
i
n
g
1
an
d
2
,
ca
n
b
e
ex
p
r
ess
ed
,
r
e
s
p
ec
tiv
ely
as
(
s
ee
[
2
6
]
)
:
Evaluation Warning : The document was created with Spire.PDF for Python.
T
E
L
KOM
NI
KA
T
elec
o
m
m
u
n
C
o
m
p
u
t E
l Co
n
tr
o
l
S
ec
u
r
e
tw
o
-
w
a
y
r
ela
yin
g
w
ith
s
u
cc
ess
ive
in
terf
e
r
en
ce
ca
n
ce
lla
tio
n
a
n
d
fo
u
n
ta
in
…
(
N
g
u
ye
n
Th
i H
a
u
)
423
(
)
(
)
1
1
1
2
2
1
1
2
2
2
2
22
22
00
2
,
2
1
.
2
1
1
→→
=
=
=
=
−
−
+
+
S
S
R
S
R
S
S
R
S
I
C
-
2
T
S
S
I
C
-
2
T
S
S
R
,
S
R
,
S
R
SR
S
S
R
pp
P
g
g
P
g
g
g
Pg
(
4
)
wh
er
e
Δ
=
0
2
⁄
.
T
h
en
,
t
h
e
co
r
r
esp
o
n
d
i
n
g
ch
a
n
n
el
ca
p
ac
ity
o
b
tain
ed
at
R
c
an
b
e
g
i
v
e
n
,
r
es
p
e
cti
v
e
ly
a
s
:
(
)
(
)
1
1
1
1
2
2
2
2
22
11
l
o
g
1
,
l
o
g
1
.
22
→
→
→
→
=
+
=
+
S
I
C
-
2
T
S
S
I
C
-
2
T
S
S
I
C
-
2
T
S
S
I
C
-
2
T
S
S
R
,
S
R
,
S
R
,
S
R
,
p
p
p
p
CC
(
5
)
wh
er
e
th
e
f
ac
to
r
1
/
2
im
p
lies
th
at
th
e
p
ac
k
et
e
x
ch
an
g
e
is
ca
r
r
ied
o
u
t o
v
e
r
two
tim
e
s
lo
ts
.
Simil
a
r
t
o
R
,
E
als
o
em
p
l
o
y
s
S
I
C
to
d
et
ec
t
1
an
d
2
i
n
t
h
e
f
ir
s
t
ti
m
e
s
l
o
t
.
H
en
ce
,
t
h
e
in
s
tan
tan
eo
u
s
ch
an
n
el
ca
p
ac
ity
o
b
tain
e
d
at
E
to
d
ec
o
d
e
1
an
d
2
ca
n
b
e
e
x
p
r
ess
ed
,
r
esp
ec
tiv
ely
,
as
:
(
)
(
)
(
)
1
1
1
2
2
2
2
22
2
11
l
o
g
1
,
l
o
g
1
2
1
.
22
2
1
1
→→
=
+
=
+
−
−
+
SE
S
I
C
-
2
T
S
S
I
C
-
2
T
S
S
E
,
S
E
,
S
E
SE
pp
g
C
C
g
g
(
6
)
−
R
em
ar
k
2
:
w
e
also
ass
u
m
e
th
at
S
1
E
<
S
2
E
,
an
d
s
im
ilar
to
R
,
E
d
ec
o
d
e
s
1
f
ir
s
t.
No
te
th
at
if
S
1
E
≥
S
2
E
,
th
e
I
P
(
o
r
SIP
)
p
er
f
o
r
m
a
n
ce
at
E
is
wo
r
s
e
th
an
th
o
s
e
with
S
1
E
<
S
2
E
.
Nex
t,
co
n
s
id
er
th
e
p
ac
k
e
t
∗
,
wh
er
e
∗
∈
{
1
,
2
,
⊕
}
.
T
h
e
p
ac
k
et
∗
ca
n
b
e
c
o
r
r
ec
tly
d
ec
o
d
ed
at
Y
f
r
o
m
th
e
s
ig
n
al
tr
an
s
m
itted
b
y
X
if
X
→
Y
,
S
IC
−
2TS
≥
th
,
wh
er
e
th
is
an
o
u
tag
e
th
r
esh
o
ld
.
Oth
er
wis
e,
i
f
X
→
Y
,
S
IC
−
2TS
<
th
,
th
e
d
ec
o
d
i
n
g
o
f
∗
at
Y
f
ails
.
Hen
ce
,
th
er
e
ar
e
th
r
ee
p
o
s
s
ib
le
ca
s
es r
eg
ar
d
in
g
th
e
d
e
co
d
in
g
s
tatu
s
at
R
as
:
C
ase
1
:
i
f
R
ca
n
co
r
r
e
ctl
y
d
e
c
o
d
e
b
o
t
h
1
a
n
d
2
,
an
d
it
th
e
n
b
r
o
ad
ca
s
ts
⊕
to
b
o
t
h
S
1
a
n
d
S
2
i
n
t
h
e
s
ec
o
n
d
tim
e
s
l
o
t
.
T
h
e
r
e
f
o
r
e,
t
h
e
c
a
p
ac
i
ty
o
f
th
e
R
→
B
lin
k
s
(
B
∈
{
S
1
,
S
2
,
E
}
)
c
an
b
e
f
o
r
m
u
l
a
ted
as
:
(
)
2
1
l
o
g
1
.
2
→
=
+
S
I
C
-
2
T
S
R
B
,
R
B
p
Cg
(
7
)
C
ase
2
:
i
f
R
ca
n
o
n
l
y
d
ec
o
d
e
1
co
r
r
ec
tl
y
,
it
wi
ll
tr
an
s
m
it
1
t
o
S
2
in
t
h
e
s
ec
o
n
d
t
im
e
s
l
o
t
.
I
n
th
i
s
ca
s
e,
t
h
e
ch
an
n
el
ca
p
a
cit
y
o
f
t
h
e
R
→
C
lin
k
s
(
C
∈
{
S
2
,
E
}
)
lin
k
s
ca
n
b
e
g
iv
en
as
:
(
)
1
2
1
l
o
g
1
.
2
→
=
+
S
I
C
-
2
T
S
R
C
,
R
C
p
Cg
(
8
)
C
ase
3
:
i
n
th
is
ca
s
e,
R
ca
n
n
o
t
d
e
co
d
e
b
o
th
1
a
n
d
2
,
an
d
t
h
e
r
e
is
n
o
tr
an
s
m
is
s
io
n
at
t
h
e
s
e
co
n
d
p
h
as
e.
Nex
t,
we
co
n
s
id
er
th
e
DN
C
-
3TS
s
ch
em
e,
wh
er
e
ea
ch
p
ac
k
et
ex
ch
a
n
g
e
is
p
er
f
o
r
m
ed
v
ia
th
r
ee
tim
e
s
lo
ts
:
i)
1
tr
a
n
s
m
i
ts
1
t
o
R
at
th
e
f
i
r
s
t
ti
m
e
s
l
o
t;
ii)
S
2
tr
a
n
s
m
its
2
t
o
R
at
t
h
e
s
ec
o
n
d
t
im
e
s
l
o
t
;
iii
)
R
b
r
o
ad
ca
s
ts
⊕
t
o
S
1
a
n
d
S
2
at
t
h
e
t
h
ir
d
ti
m
e
s
l
o
t
.
I
t
is
als
o
wo
r
t
h
n
o
ti
n
g
t
h
at
i
f
R
o
n
l
y
d
ec
o
d
es
1
o
r
2
co
r
r
ec
tl
y
,
it
w
ill
s
e
n
d
1
(
2
)
to
S
2
(
S
1
)
at
t
h
e
t
h
i
r
d
ti
m
e
s
lo
t.
T
h
e
r
e
f
o
r
e,
w
e
ca
n
f
o
r
m
u
l
ate
th
e
ch
a
n
n
el
ca
p
ac
ity
o
b
tain
ed
at
th
e
n
o
d
e
Y
,
d
u
e
to
t
h
e
tr
an
s
m
is
s
io
n
o
f
th
e
p
ac
k
et
∗
o
f
th
e
n
o
d
e
X
,
as
:
(
)
*
2
1
l
o
g
1
.
3
→
=
+
D
N
C
-
3
T
S
X
Y
,
X
Y
p
Cg
(
9
)
3.
P
E
RF
O
RM
A
NCE
E
VA
L
U
AT
I
O
N
T
h
is
s
ec
tio
n
d
e
r
i
v
es
e
x
a
ct
cl
o
s
ed
-
f
o
r
m
ex
p
r
ess
i
o
n
s
o
f
s
y
s
te
m
th
r
o
u
g
h
p
u
t
(
T
P)
,
SOP
a
n
d
SIP
f
o
r
t
h
e
SIC
-
2TS
a
n
d
DN
C
-
3TS
s
c
h
e
m
es
.
N
o
w
,
we
wil
l
c
alc
u
l
ate
t
h
e
p
r
o
b
a
b
i
lit
y
th
a
t
t
h
e
n
o
d
e
B
in
SIC
-
2TS
a
n
d
DN
C
-
3TS
ca
n
c
o
r
r
ec
t
ly
r
ec
ei
v
e
o
n
e
e
n
c
o
d
e
d
p
ac
k
e
t
(
=
1
,
2
)
.
3
.
1
.
Dec
o
din
g
pro
ba
bil
it
y
o
f
o
ne
enco
ded pa
ck
et
I
n
SIC
-
2TS
,
t
h
e
p
r
o
b
ab
ilit
y
t
h
at
o
n
e
p
a
ck
et
1
is
s
u
cc
ess
f
u
ll
y
r
e
ac
h
e
d
t
o
S
2
ca
n
b
e
f
o
r
m
u
lat
e
d
as
:
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
2
1
1
1
2
*
*
1
2
2
2
S
R
S
R
2
1
2
12
21
S
I
C
-
2
TS
S
I
C
-
2
TS
S
I
C
-
2
TS
S
,
S
R
,
t
h
R
S
,
t
h
S
R
1
S
R
0
R
S
2
SR
1
0
R
S
2
S
R
0
S
R
2
0
S
R
S
R
1
P
r
P
r
P
r
P
r
1
1
e
x
p
.
p
p
p
gg
C
C
C
C
g
g
g
F
x
f
x
d
x
F
→→
+
=
=
+
=
−
+
−
=
−
−
+
(
10
)
wh
e
r
e
∗
∗
∈
{
1
,
⊕
}
,
th
=
2
2
th
−
1
,
0
=
th
2
Δ
,
1
=
(
1
−
)
th
,
a
n
d
2
=
th
Δ
.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
1
6
9
3
-
6
9
3
0
TEL
KOM
NI
KA
T
elec
o
m
m
u
n
C
o
m
p
u
t E
l
C
o
n
tr
o
l
,
Vo
l.
24
,
No
.
2
,
Ap
r
il
20
26
:
4
2
0
-
4
3
0
424
C
o
n
s
id
er
in
g
t
h
e
s
o
u
r
c
e
S
1
,
t
h
e
p
r
o
b
a
b
ili
ty
t
h
a
t
it
c
o
r
r
e
ctl
y
r
ec
ei
v
es
o
n
e
p
a
c
k
et
2
ca
n
b
e
g
i
v
en
a
s
:
(
)
(
)
(
)
(
)
1
2
1
1
2
2
1
1
2
2
1
,
0
1
3
2
P
r
,
P
r
P
r
,
P
r
→
→
→
=
=
+
SIC-
2
T
S
SIC-
2
T
S
SIC-
2
T
S
SIC-
2
T
S
S
S
R,
th
S
R,
th
R
S
,
th
S
R
S
R
S
R
RS
p
p
p
p
C
C
C
C
C
C
g
g
g
g
(
)
(
)
(
)
(
)
2
1
1
3
0
1
2
(
)
1
1
,
+
=
−
+
−
S
R
S
R
R
S
g
g
g
f
x
F
x
d
x
F
(
11
)
wh
e
r
e
3
=
th
2
(
1
−
)
Δ
.
W
e
n
o
te
h
er
e
th
at
t
o
c
o
r
r
ec
tl
y
d
ec
o
d
e
2
,
R
m
u
s
t
c
o
r
r
e
ct
ly
d
ec
o
d
e
1
f
i
r
s
t
.
T
h
en
,
s
u
b
s
tit
u
t
in
g
(
1
)
in
to
(
11
)
,
a
f
t
er
s
o
m
e
m
a
n
i
p
u
l
ati
o
n
s
,
we
h
a
v
e
:
(
)
(
)
(
)
(
)
2
1
2
1
2
1
21
,
0
2
1
3
1
e
x
p
e
x
p
.
=
−
+
−
+
+
SR
S
I
C
-
2
T
S
S
S
R
S
R
S
R
S
R
S
R
p
(
12
)
Nex
t,
t
h
e
p
r
o
b
a
b
il
it
y
th
at
E
i
n
t
er
ce
p
ts
o
n
e
p
a
ck
et
1
in
SIC
-
2TS
ca
n
b
e
f
o
r
m
u
la
te
d
as
:
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
1
1
1
1
1
1
1
2
2
1
1
2
1
2
1
2
2
12
,
1
0
1
0
0
1
3
2
Pr
Pr
Pr
,
Pr
Pr
Pr
Pr
,
Pr
→
→
→
→
→
=
+
=
+
+
+
+
S
IC
-
2
T
S
S
IC
-
2
T
S
S
IC
-
2
T
S
S
IC
-
2
T
S
S
IC
-
2
T
S
S
IC
-
2
TS
E
S
E
,
t
h
S
E
,
t
h
S
R
,
t
h
S
R
,
t
h
R
E
,
t
h
S
E
S
E
S
E
S
E
S
R
S
R
S
R
R
E
p
p
p
p
p
p
II
C
C
C
C
C
C
C
C
C
C
g
g
g
g
g
g
g
g
.
(
13
)
I
n
(
13
)
,
1
is
th
e
p
r
o
b
a
b
ilit
y
th
at
E
c
an
c
o
r
r
ec
tl
y
d
e
c
o
d
e
1
r
ec
ei
v
e
d
f
r
o
m
S
1
at
t
h
e
f
i
r
s
t
ti
m
e
s
l
o
t
,
a
n
d
2
is
th
e
p
r
o
b
ab
ilit
y
th
at
E
ca
n
c
o
r
r
e
ctl
y
d
e
co
d
e
1
f
r
o
m
R
at
th
e
s
ec
o
n
d
ti
m
e
s
lo
t.
Sim
ila
r
to
(
10
)
a
n
d
(
11
)
,
we
h
a
v
e
t
h
e
f
o
ll
o
wi
n
g
r
es
u
l
ts
:
(
)
(
)
(
)
2
1
21
1
0
2
2
1
e
x
p
,
Pr
e
x
p
,
=
−
=
−
+
SE
S
E
R
E
R
E
S
E
S
E
Ig
(
14
)
(
)
(
)
(
)
(
)
(
)
21
1
2
2
1
2
21
0
0
1
3
1
3
1
e
xp
P
r
,
1
e
xp
.
−
+
=
−
−
+
+
S
R
S
R
S
R
S
R
S
R
S
R
S
R
S
R
S
R
g
g
g
(
15
)
Su
b
s
tit
u
t
in
g
(
14
)
an
d
(
15
)
i
n
t
o
(
13
)
,
w
e
o
b
ta
in
a
n
e
x
a
ct
cl
o
s
e
d
-
f
o
r
m
e
x
p
r
ess
i
o
n
o
f
,
1
SIC
-
2T
S
as
:
(
)
(
)
(
)
(
)
(
)
(
)
21
1
21
2
1
2
1
12
2
1
2
1
0
,
1
0
0
2
13
11
e
xp
e
xp
e
xp
1
1
e
xp
.
−
=
+
−
−
−
+
−
−
−
+
++
S
E
S
E
SIC
-
2
T
S
E
S
E
S
E
S
E
S
E
S
R
S
R
RE
S
R
S
R
S
E
S
E
S
R
S
R
p
(
16
)
Als
o
,
th
e
p
r
o
b
ab
ili
ty
t
h
a
t
i
n
te
r
ce
p
ts
o
n
e
p
a
ck
et
2
in
SIC
-
2TS
ca
n
b
e
f
o
r
m
u
lat
ed
as
:
(
)
(
)
(
)
(
)
(
)
2
1
1
2
2
1
1
2
2
1
1
2
2
1
2
2
3
SI
C
-
2
T
S
SI
C
-
2
T
S
SI
C
-
2
T
S
E
,
S
E
,
th
S
E
,
th
SI
C
-
2
T
S
SI
C
-
2
T
S
SI
C
-
2
T
S
SI
C
-
2
T
S
SI
C
-
2
T
S
S
E
,
th
S
E
,
th
S
R
,
th
S
R
,
th
R
E
,
th
S
E
0
1
S
E
S
E
3
Pr
,
Pr
,
Pr
,
Pr
Pr
,
p
p
p
p
p
p
p
p
I
C
C
C
C
C
C
C
C
C
C
C
C
C
C
g
g
g
→→
→
→
→
→
→
=
+
=
+
+
(
)
(
)
(
)
1
2
2
1
2
2
4
S
E
0
1
S
E
S
E
3
S
R
0
1
S
R
S
R
3
R
E
2
Pr
,
Pr
,
Pr
.
I
g
g
g
g
g
g
g
+
+
(
17
)
I
n
(
17
)
,
3
is
th
e
p
r
o
b
ab
ilit
y
th
at
E
ca
n
c
o
r
r
ec
t
ly
d
e
c
o
d
e
2
r
ec
ei
v
e
d
f
r
o
m
S
2
a
t
t
h
e
f
ir
s
t
ti
m
e
s
l
o
t
,
a
n
d
4
is
th
e
p
r
o
b
ab
ilit
y
th
at
E
c
a
n
c
o
r
r
ec
tl
y
d
e
co
d
e
1
a
n
d
⊕
f
r
o
m
S
1
a
n
d
R
a
t
th
e
f
i
r
s
t
a
n
d
s
ec
o
n
d
ti
m
e
s
l
o
t
,
r
es
p
e
cti
v
e
ly
,
a
n
d
t
h
e
n
E
ca
n
o
b
t
ain
2
b
y
p
e
r
f
o
r
m
i
n
g
t
h
e
XOR
o
p
e
r
a
ti
o
n
b
et
wee
n
1
an
d
⊕
.
Usi
n
g
t
h
e
r
esu
lts
in
(
10
)
,
(
11
)
,
(
14
)
a
n
d
(
15
)
to
c
alc
u
l
at
e
t
h
e
p
r
o
b
ab
ilit
ies
i
n
(
17
)
,
w
e
f
i
n
all
y
o
b
tai
n
:
Evaluation Warning : The document was created with Spire.PDF for Python.
T
E
L
KOM
NI
KA
T
elec
o
m
m
u
n
C
o
m
p
u
t E
l Co
n
tr
o
l
S
ec
u
r
e
tw
o
-
w
a
y
r
ela
yin
g
w
ith
s
u
cc
ess
ive
in
terf
e
r
en
ce
ca
n
ce
lla
tio
n
a
n
d
fo
u
n
ta
in
…
(
N
g
u
ye
n
Th
i H
a
u
)
425
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
2
1
2
1
2
21
2
2
1
1
2
1
21
2
1
2
1
0
1
3
,
1
0
1
3
2
13
11
e
xp
e
xp
1
e
xp
.
−
−
+
=
+
−
+
−
+
−
+
−
−
+
++
S
E
S
E
S
E
S
E
SIC
-
2
T
S
E
S
E
S
E
S
E
S
R
S
E
S
R
S
R
S
R
RE
S
E
S
E
S
E
S
E
S
R
S
R
p
(
18
)
C
o
n
s
id
er
in
g
t
h
e
DN
C
-
3TS
s
c
h
e
m
e
,
t
h
e
p
r
o
b
ab
ilit
y
t
h
at
o
n
e
p
ac
k
e
t
1
(
2
)
is
c
o
r
r
ec
tl
y
d
ec
o
d
e
d
b
y
t
h
e
s
o
u
r
ce
S
2
(
S
1
)
ca
n
b
e
co
m
p
u
te
d
e
x
ac
t
ly
as
:
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
2
1
1
1
2
1
1
2
1
2
1
2
2
1
,4
,4
P
r
P
r
e
x
p
,
P
r
P
r
e
x
p
.
→→
→→
=
=
−
+
=
=
−
+
12
D
N
C
-
3
T
S
D
N
C
-
3
T
S
D
N
C
-
3
T
S
S
S
R
,
t
h
R
S
,
t
h
S
R
S
R
D
N
C
-
3
T
S
D
N
C
-
3
T
S
D
N
C
-
3
T
S
S
S
R
,
t
h
R
S
,
t
h
S
R
S
R
p
p
p
p
p
p
C
C
C
C
C
C
C
C
(
19
)
wh
e
r
e
4
=
2
3
th
−
1
.
Fin
ally
,
th
e
p
r
o
b
ab
ilit
y
th
at
in
ter
ce
p
ts
o
n
e
p
ac
k
e
t
1
(
2
)
i
n
DN
C
-
3TS
is
c
o
m
p
u
te
d
as
:
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
1
1
1
1
1
1
1
2
2
1
1
1
1
1
2
2
2
2
,
P
r
P
r
P
r
P
r
P
r
P
r
P
r
P
r
P
r
→
→
→
→
→
→
→
→
→
=
+
+
D
N
C
-
3
T
S
D
N
C
-
3
T
S
D
N
C
-
3
T
S
D
N
C
-
3
T
S
D
N
C
-
3
T
S
D
N
C
-
3
TS
E
S
E
,
t
h
S
E
,
t
h
S
R
,
t
h
S
R
,
t
h
R
E
,
t
h
D
N
C
-
3
T
S
D
N
C
-
3
T
S
D
N
C
-
3
T
S
D
N
C
-
3
T
S
S
E
,
t
h
S
R
,
t
h
S
R
,
t
h
S
E
,
p
p
p
p
p
p
p
p
p
p
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
4
4
4
4
4
Pr
e
x
p
1
e
x
p
e
x
p
1
e
x
p
e
x
p
.
→
=
−
+
−
−
−
+
−
−
+
−
+
1
1
1
2
2
2
D
N
C
-
3
T
S
t
h
R
E
,
t
h
S
E
S
E
S
R
R
E
S
R
S
R
S
E
p
C
C
C
(
20
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
2
2
2
2
2
2
2
1
1
2
2
2
1
1
2
2
1
1
,
P
r
P
r
P
r
P
r
P
r
P
r
P
r
P
r
P
r
→
→
→
→
→
→
→
→
→
=
+
+
D
N
C
-
3
T
S
D
N
C
-
3
T
S
D
N
C
-
3
T
S
D
N
C
-
3
T
S
D
N
C
-
3
T
S
D
N
C
-
3
TS
E
S
E
,
t
h
S
E
,
t
h
S
R
,
t
h
S
R
,
t
h
R
E
,
t
h
D
N
C
-
3
T
S
D
N
C
-
3
T
S
D
N
C
-
3
T
S
D
N
C
-
3
T
S
S
E
,
t
h
S
R
,
t
h
S
R
,
t
h
S
E
,
p
p
p
p
p
p
p
p
p
p
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
(
)
2
2
2
1
1
1
4
4
4
4
4
Pr
e
x
p
1
e
x
p
e
x
p
1
e
x
p
e
x
p
.
→
=
−
+
−
−
−
+
−
−
+
−
+
D
N
C
-
3
T
S
t
h
R
E
,
t
h
S
E
S
E
S
R
R
E
S
R
S
R
S
E
p
C
C
C
(
21
)
3
.
2
.
O
P
(
SO
P
)
a
nd
I
P
(
SI
P
)
perf
o
rm
a
nce
o
f
S
I
C
-
2T
S
a
nd
D
N
C
-
3TS
At
f
ir
s
t
,
OP
at
t
h
e
s
o
u
r
ce
S
(
=
1
,
2
)
is
d
ef
i
n
e
d
as
t
h
e
p
r
o
b
a
b
ili
ty
th
at
S
c
a
n
n
o
t
g
at
h
e
r
e
n
o
u
g
h
m
i
n
p
a
ck
ets
(
=
1
,
2
,
≠
)
a
f
t
er
t
h
e
tr
a
n
s
m
is
s
io
n
e
n
d
s
,
wh
ile
IP
at
E
(
w
it
h
r
es
p
ec
t
to
)
is
t
h
e
p
r
o
b
a
b
i
lit
y
t
h
a
t
E
c
an
co
lle
ct
a
t
le
ast
m
i
n
p
ac
k
ets
.
T
h
er
ef
o
r
e
,
OP
at
S
(
=
1
,
2
)
i
n
t
h
e
p
r
o
p
o
s
e
d
SIC
-
2TS
s
c
h
e
m
e
c
an
b
e
o
b
tai
n
ed
as
:
(
)
(
)
(
)
m
i
n
m
a
x
1
m
a
x
,,
0
1,
−
−
=
=−
S
I
C
-
2
T
S
S
I
C
-
2
T
S
S
I
C
-
2
T
S
S
S
S
OP
i
i
j
i
j
H
n
H
n
pp
n
H
n
(
22
)
wh
e
r
e
(
)
m
a
x
H
n
is
th
e
b
in
o
m
ial
co
e
f
f
ici
en
t,
i.e
.
,
(
)
(
)
(
)
m
a
x
m
a
x
m
a
x
!
.
!!
=
−
H
H
n
n
H
n
T
h
en
,
IP
at
E
i
n
SIC
-
2TS
,
wi
th
r
es
p
e
ct
to
t
h
e
d
at
a
,
ca
n
b
e
ex
p
r
ess
ed
as
:
(
)
(
)
(
)
m
a
x
m
a
x
m
i
n
m
a
x
,
,
,
1.
−
=
=−
S
IC
-
2
T
S
S
IC
-
2
T
S
S
IC
-
2
T
S
E
E
E
IP
i
i
i
H
n
H
n
x
p
p
nH
H
n
(
23
)
Fo
r
t
h
e
DN
C
-
3TS
s
c
h
e
m
e
,
OP
a
t
a
n
d
IP
wi
th
r
es
p
e
ct
t
o
c
an
b
e
c
o
m
p
u
t
ed
,
r
e
s
p
e
cti
v
e
ly
as
:
(
)
(
)
(
)
(
)
m
in
m
a
x
m
a
x
m
a
x
m
in
1
m
a
x
,,
0
m
a
x
,
,
,
1,
1.
−
−
=
−
=
=−
=−
D
N
C-
3
T
S
D
N
C-
3
T
S
D
N
C-
3
T
S
S
S
S
D
N
C-
3
T
S
D
N
C-
3
T
S
D
N
C-
3
T
S
E
E
E
OP
IP
i
i
j
i
j
i
i
i
H
n
H
n
pp
n
H
n
H
n
x
p
p
nH
H
n
H
n
(
24
)
Nex
t,
SOP
o
f
t
h
e
s
c
h
e
m
e
is
d
ef
i
n
ed
as
t
h
e
p
r
o
b
a
b
i
lit
y
th
at
o
n
e
o
f
tw
o
s
o
u
r
c
es
i
n
t
h
e
s
c
h
e
m
e
is
in
o
u
ta
g
e
,
a
n
d
S
I
P
o
f
t
h
e
s
ch
e
m
e
is
d
ef
in
e
d
as
t
h
e
p
r
o
b
ab
ili
ty
th
a
t
t
h
e
d
a
ta
1
o
r
2
is
in
te
r
c
ep
te
d
,
wh
er
e
∈
{
SIC
-
2TS
,DN
C
-
3TS
}
.
T
h
e
r
e
f
o
r
e
,
we
c
an
e
x
p
r
ess
S
OP a
n
d
S
I
P
i
n
th
e
s
c
h
em
e,
r
es
p
e
cti
v
e
ly
as
:
(
)
(
)
(
)
(
)
=
−
−
−
=
−
−
−
1
2
1
2
T
T
T
T
T
T
S
S
E
,
E
,
S
O
P
1
1
O
P
1
O
P
,
S
I
P
1
1
I
P
1
I
P
.
xx
(
25
)
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
1
6
9
3
-
6
9
3
0
TEL
KOM
NI
KA
T
elec
o
m
m
u
n
C
o
m
p
u
t E
l
C
o
n
tr
o
l
,
Vo
l.
24
,
No
.
2
,
Ap
r
il
20
26
:
4
2
0
-
4
3
0
426
3
.
3
.
T
hro
ug
hp
ut
o
f
S
I
C
-
2T
S
a
nd
D
N
C
-
3TS
T
h
is
s
u
b
s
ec
tio
n
ev
al
u
a
tes
t
h
e
TP
o
f
t
h
e
SIC
-
2TS
a
n
d
DN
C
-
3TS
s
c
h
em
es
at
t
h
e
ta
r
g
e
t
r
a
te
th
.
I
n
d
ee
d
,
TP
o
f
SIC
-
2TS
an
d
DN
C
-
3TS
ca
n
b
e
ex
p
r
ess
ed
,
r
esp
ec
t
iv
el
y
as
:
(
)
(
)
(
)
(
)
=
−
+
−
=
−
+
−
12
12
S
I
C
-
2
T
S
S
I
C
-
2
T
S
S
I
C
-
2
T
S
th
th
SS
D
N
C
-
3
T
S
D
N
C
-
3
T
S
D
N
C
-
3
T
S
th
th
SS
T
P
1
O
P
1
O
P
,
22
T
P
1
O
P
1
O
P
.
33
CC
CC
(
26
)
4.
RE
SU
L
T
S AN
D
D
I
SCU
SS
I
O
N
T
h
is
s
ec
tio
n
p
r
esen
ts
b
o
th
s
im
u
latio
n
an
d
th
e
o
r
etica
l
r
esu
lts
o
f
T
P,
SOP
an
d
SIP
f
o
r
SIC
-
2TS
an
d
DN
C
-
3TS
.
I
n
th
e
s
im
u
latio
n
s
,
we
p
lac
e
all
n
o
d
es
at
th
e
f
o
llo
win
g
p
o
s
itio
n
s
:
(
)
1
S
0
,
0
,
S
2
(
1
,
0
)
,
E
(
E
,
E
)
=
E
(
0
.
2
,
−
1
)
,
an
d
R
(
R
,
0
)
,
wh
er
e
0
<
R
<
0
.
5
.
Nex
t,
f
o
r
th
e
il
lu
s
tr
atio
n
o
n
ly
,
we
f
ix
t
h
e
v
a
lu
es
o
f
s
ev
er
al
s
y
s
tem
p
ar
am
eter
s
b
y
=
3
,
0
2
=
1
,
th
=
1
,
an
d
m
i
n
=
5
.
Fig
u
r
e
2
s
h
o
ws
th
e
T
P
o
f
th
e
co
n
s
id
er
ed
s
ch
em
es
as
a
f
u
n
ctio
n
o
f
th
e
tr
a
n
s
m
it
SNR
Δ
(
d
B
)
with
m
a
x
7,
H
=
R
=
0
.
35
,
an
d
=
{
0
.
6
,
0
.
8
}
.
As
s
ee
n
f
r
o
m
Fig
u
r
e
2
,
T
P
o
f
SIC
-
2TS
s
ch
em
e
is
h
ig
h
er
th
a
n
t
h
at
o
f
DN
C
-
3TS
,
an
d
T
P
o
f
b
o
t
h
s
ch
em
es
in
cr
ea
s
e
wh
en
Δ
(
d
B
)
in
cr
ea
s
es.
M
o
r
eo
v
e
r
,
T
P
o
f
SIC
-
2TS
is
h
ig
h
er
with
=
0
.
8
.
Fig
u
r
e
3
co
m
p
ar
es
TP
o
f
SIC
-
2TS
an
d
DN
C
-
3TS
as
ch
an
g
es,
an
d
with
m
a
x
=
7
,
R
=
{
0
.
15
,
0
.
3
}
,
Δ
=
10
(
dB
)
,
a
n
d
E
(
0
.
2
,
−
1
)
.
As
o
b
s
e
r
v
e
d
f
r
o
m
F
i
g
u
r
e
3
,
t
h
e
T
P
p
e
r
f
o
r
m
a
n
c
e
o
f
DN
C
-
3TS
is
n
o
t
a
f
f
ec
t
e
d
b
y
t
h
e
v
a
l
u
e
o
f
,
w
h
i
l
e
o
u
r
s
c
h
e
m
e
c
a
n
o
b
t
a
i
n
t
h
e
h
i
g
h
e
s
t
t
h
r
o
u
g
h
p
u
t
a
t
=
0
.
4
(
a
s
R
=
0
.
15
)
,
a
n
d
a
t
=
0
.
7
(
a
s
R
=
0
.
3
)
.
I
t
i
s
s
e
e
n
f
r
o
m
F
i
g
u
r
e
3
th
a
t
i
f
t
h
e
v
a
l
u
e
o
f
i
s
n
o
t
d
es
i
g
n
e
d
a
p
p
r
o
p
r
i
a
t
e
l
y
,
T
P
o
f
SIC
-
2TS
m
a
y
b
e
l
o
w
e
r
t
h
a
n
t
h
a
t
o
f
DN
C
-
3TS
.
F
r
o
m
F
ig
u
r
e
s
2
a
n
d
3
,
i
t
i
s
w
o
r
t
h
n
o
t
i
n
g
t
h
a
t
t
h
e
s
i
m
u
la
t
i
o
n
r
e
s
u
l
t
s
v
al
i
d
a
t
e
t
h
e
t
h
e
o
r
e
t
i
c
a
l
o
n
es
.
Fig
u
r
e
2
.
v
er
s
u
s
Δ
(
d
B
)
with
m
ax
=
7
,
x
R
=
0
.
35
,
an
d
=
{
0
.
6
,
0
.
8
}
Fig
u
r
e
3
.
T
P v
e
r
s
u
s
with
m
ax
=
7
,
R
=
{
0
.
15
,
0
.
3
}
,
an
d
Δ
=
10
(
dB
)
Fig
u
r
e
4
illu
s
tr
ates
th
e
T
P
p
er
f
o
r
m
a
n
ce
as
a
f
u
n
ctio
n
o
f
R
wh
en
m
ax
=
7
,
Δ
=
10
(
dB
)
,
an
d
=
{
0
.
6
,
0
.
7
,
0
.
8
}
.
I
t
ca
n
b
e
s
ee
n
f
r
o
m
Fig
u
r
e
4
th
at
as
=
0
.
6
,
=
0
.
7
,
an
d
=
0
.
8
,
SIC
-
2TS
ca
n
ac
h
iev
e
th
e
h
ig
h
est
th
r
o
u
g
h
p
u
t
at
R
=
0
.
2
,
R
=
0
.
25
an
d
R
=
0
.
3
,
r
esp
ec
tiv
ely
.
I
n
co
n
tr
ast,
T
P
o
f
DN
C
-
3TS
in
cr
ea
s
es
with
th
e
in
cr
ea
s
e
o
f
R
.
Fin
ally
,
we
ca
n
s
ee
th
at
wh
en
th
e
r
elay
is
p
lace
d
n
ea
r
S
1
(
R
is
lo
w)
,
th
e
th
r
o
u
g
h
p
u
t
o
f
SIC
-
2TS
is
m
u
ch
h
ig
h
er
th
an
th
at
o
f
DN
C
-
3TS
.
I
n
Fig
u
r
e
5
,
we
co
m
p
ar
e
th
e
SOP an
d
SIP
o
f
two
co
n
s
id
er
ed
s
ch
em
es a
s
Δ
ch
an
g
es a
n
d
with
m
ax
=
7
,
R
=
0
.
15
,
an
d
=
{
0
.
6
,
0
.
8
}
.
W
e
s
ee
th
at
as
Δ
in
cr
e
ases
,
SOP
o
f
SIC
-
2TS
an
d
DN
C
-
3TS
d
ec
r
ea
s
es,
b
u
t
SIP
o
f
SIC
-
2TS
an
d
DN
C
-
3TS
in
cr
ea
s
es.
W
e
a
ls
o
s
ee
th
at
th
e
SO
P o
f
SIC
-
2TS
is
lo
wer
th
an
SOP o
f
DN
C
-
3TS
at
lo
w
an
d
m
ed
iu
m
SNR
v
alu
es.
I
n
ad
d
itio
n
,
SIP
o
f
DN
C
-
3TS
is
alm
o
s
t
h
ig
h
er
th
an
SIP
o
f
SIC
-
2TS
.
I
t
is
al
s
o
s
ee
n
th
at
SIP
o
f
SIC
-
2TS
with
=
0
.
8
is
h
ig
h
er
th
an
th
at
with
=
0
.
6
,
wh
ile
SO
P
o
f
SIC
-
2TS
with
=
0
.
8
is
o
n
ly
lo
wer
th
a
n
th
at
with
=
0
.
6
as
Δ
≥
25
d
B
.
F
i
g
u
r
e
s
6
a
n
d
7
p
r
e
s
e
n
t
t
h
e
S
OP
a
n
d
S
I
P
p
e
r
f
o
r
m
a
n
c
e
v
e
r
s
u
s
a
n
d
m
ax
,
r
e
s
p
e
c
t
i
v
el
y
.
F
r
o
m
F
i
g
u
r
e
6
,
t
h
e
DN
C
-
3TS
s
c
h
e
m
e
o
b
t
a
i
n
s
b
e
t
t
e
r
SOP
p
e
r
f
o
r
m
a
n
c
e
,
a
s
c
o
m
p
a
r
e
d
w
i
t
h
t
h
e
SIC
-
2TS
s
c
h
e
m
e
.
Ho
wev
er
,
t
h
e
Evaluation Warning : The document was created with Spire.PDF for Python.
T
E
L
KOM
NI
KA
T
elec
o
m
m
u
n
C
o
m
p
u
t E
l Co
n
tr
o
l
S
ec
u
r
e
tw
o
-
w
a
y
r
ela
yin
g
w
ith
s
u
cc
ess
ive
in
terf
e
r
en
ce
ca
n
ce
lla
tio
n
a
n
d
fo
u
n
ta
in
…
(
N
g
u
ye
n
Th
i H
a
u
)
427
SIP
p
er
f
o
r
m
an
ce
o
f
SIC
-
2TS
is
m
u
ch
b
etter
th
an
th
at
o
f
DN
C
-
3TS
.
I
n
lo
w
r
an
g
e,
in
cr
ea
s
in
g
ca
n
im
p
r
o
v
e
SOP
p
er
f
o
r
m
a
n
ce
,
wh
er
ea
s
it
d
eg
r
ad
es
t
h
e
SIP
p
er
f
o
r
m
an
ce
o
f
SIC
-
2TS
s
ch
em
e.
T
h
is
is
d
u
e
t
o
th
e
f
ac
t
t
h
at
th
e
p
o
wer
allo
ca
ted
f
o
r
two
s
o
u
r
ce
s
b
ec
o
m
es
m
o
r
e
b
alan
ce
d
,
en
ab
lin
g
ef
f
ec
tiv
e
SIC
tech
n
iq
u
e
at
r
elay
with
th
ese
v
alu
es,
an
d
im
p
r
o
v
in
g
d
ec
o
d
in
g
p
e
r
f
o
r
m
an
ce
f
o
r
b
o
t
h
th
e
r
elay
an
d
ea
v
esd
r
o
p
p
e
r
.
As
a
r
esu
lt,
SOP
d
ec
r
ea
s
es wh
ile
SIP
in
cr
ea
s
es
.
Fig
u
r
e
4
.
T
P v
e
r
s
u
s
R
with
=
7
,
=
10
(
dB
)
,
an
d
=
{
0
.
6
,
0
.
7
,
0
.
8
}
Fig
u
r
e
5
.
SOP an
d
SIP
v
e
r
s
u
s
(
d
B
)
with
=
7
,
=
0
.
15
,
an
d
=
{
0
.
6
,
0
.
8
}
F
ig
u
r
e
6
.
SOP an
d
SIP
v
e
r
s
u
s
with
=
7
,
R
=
{
0
.
15
,
0
.
3
}
,
an
d
Δ
=
16
(
dB
)
Fig
u
r
e
7
.
SOP an
d
SIP
v
e
r
s
u
s
with
=
{
0
.
5
,
0
.
7
}
,
Δ
=
10
(
d
B
)
,
an
d
=
0
.
2
L
ik
e
Hau
et
a
l
.
[
2
5
]
Fig
u
r
e
6
also
s
h
o
ws
th
at
th
er
e
ex
is
t
o
p
tim
al
p
o
wer
allo
ca
ti
o
n
f
ac
to
r
s
co
r
r
esp
o
n
d
in
g
to
th
e
r
elay
’
s
p
o
s
itio
n
s
,
wh
er
e
th
e
SOP
p
er
f
o
r
m
an
ce
o
f
o
u
r
s
ch
em
e
is
b
es
t.
Ho
wev
er
,
u
n
lik
e
[
2
5
]
,
th
e
o
p
tim
al
(
R
,
)
v
alu
e
in
SIC
-
2TS
s
ch
em
e
ap
p
ea
r
s
in
th
e
lo
w
r
an
g
e
r
ath
er
th
an
at
h
ig
h
d
u
e
to
d
if
f
er
en
ce
s
in
t
h
e
ad
o
p
ted
p
o
wer
allo
ca
tio
n
m
eth
o
d
.
Fig
u
r
e
7
s
h
o
ws
th
at
th
e
SIC
-
2TS
s
ch
em
e
co
n
s
is
ten
tly
o
u
tp
er
f
o
r
m
s
th
e
DN
C
-
3TS
s
ch
em
e
in
ter
m
s
o
f
b
o
th
th
e
SOP
an
d
SIP
p
e
r
f
o
r
m
an
ce
.
Nex
t,
wh
e
n
m
ax
in
cr
ea
s
es,
SOP
in
b
o
th
s
ch
em
es
d
ec
r
ea
s
es,
b
u
t
SIP
in
cr
ea
s
es.
T
h
is
is
d
u
e
to
th
e
f
ac
t
th
at
all
r
ec
eiv
er
s
in
two
co
n
s
id
er
ed
s
ch
em
es
h
av
e
m
o
r
e
o
p
p
o
r
tu
n
ities
to
co
llect
a
s
u
f
f
icien
t n
u
m
b
er
o
f
en
co
d
ed
p
ac
k
ets f
o
r
th
e
d
ata
r
ec
o
v
er
y
.
T
h
e
r
esu
lts
in
Fig
u
r
e
8
in
d
icat
e
th
at
th
e
p
o
s
itio
n
o
f
th
e
r
elay
s
ig
n
if
ican
tly
im
p
ac
ts
b
o
t
h
th
e
SOP
an
d
SIP
p
er
f
o
r
m
an
ce
o
f
th
e
SIC
-
2TS
an
d
DN
C
-
3TS
s
ch
em
es.
W
h
en
R
is
lo
w
(
i.e
.
,
R
i
s
less
th
an
0
.
2
7
)
,
th
e
SOP
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
1
6
9
3
-
6
9
3
0
TEL
KOM
NI
KA
T
elec
o
m
m
u
n
C
o
m
p
u
t E
l
C
o
n
tr
o
l
,
Vo
l.
24
,
No
.
2
,
Ap
r
il
20
26
:
4
2
0
-
4
3
0
428
p
er
f
o
r
m
an
ce
o
f
SIC
-
2TS
is
b
etter
th
an
th
at
o
f
DN
C
-
3TS
.
Mo
r
eo
v
e
r
,
SIC
-
2TS
ca
n
ac
h
iev
e
b
etter
SIP
p
er
f
o
r
m
an
ce
th
a
n
DN
C
-
3TS
f
o
r
all
R
v
alu
es.
Fig
u
r
e
9
s
h
o
ws
th
e
tr
ad
e
-
o
f
f
b
etwe
en
SIP
an
d
SOP
o
f
th
e
SIC
-
2TS
an
d
DN
C
-
3TS
s
ch
em
es.
At
f
ir
s
t,
Fig
u
r
e
9
s
h
o
ws
th
at
ac
h
iev
in
g
a
lo
wer
SOP
v
alu
e
lead
s
to
h
ig
h
er
SIP
v
alu
es
f
o
r
b
o
th
s
ch
em
es,
in
d
icatin
g
SOP
-
SIP
tr
ad
e
-
o
f
f
.
W
e
ca
n
s
e
e
th
at
SIC
-
2TS
o
b
tain
s
m
u
ch
b
etter
S
OP
-
SIP
tr
ad
e
-
o
f
f
p
er
f
o
r
m
an
ce
,
i.e
.
,
at
th
e
s
am
e
SOP
v
alu
es,
th
e
SIP
v
a
lu
e
o
f
SIC
-
2TS
is
m
u
ch
lo
wer
th
a
n
th
at
o
f
DN
C
-
3TS
.
Mo
r
eo
v
er
,
th
e
SOP
-
SIP
tr
ad
e
-
o
f
f
p
er
f
o
r
m
a
n
ce
o
f
SIC
-
2TS
is
b
etter
as
m
ax
d
ec
r
ea
s
es,
wh
ile
th
at
o
f
DN
C
-
3TS
is
b
etter
with
h
i
g
h
er
m
ax
.
Fig
u
r
e
8
.
SOP an
d
SIP
v
e
r
s
u
s
R
with
=
7
,
Δ
=
12
(
dB
)
,
an
d
=
{
0
.
6
,
0
.
8
}
Fig
u
r
e
9
.
SIP
-
SOP tr
ad
e
-
o
f
f
w
h
en
=
0
.
6
,
R
=
0
.
2
,
with
d
if
f
er
e
n
t
v
alu
es
5.
CO
NCLU
SI
O
N
T
h
is
p
ap
er
p
r
o
p
o
s
ed
an
d
ev
alu
ated
th
e
SOP
an
d
SIP
p
e
r
f
o
r
m
a
n
ce
o
f
th
e
s
ec
u
r
e
T
W
R
s
ch
em
e
em
p
lo
y
in
g
FC
s
,
SIC,
an
d
D
NC
th
r
o
u
g
h
th
eo
r
etica
l
an
aly
s
is
an
d
Mo
n
te
-
C
ar
lo
s
im
u
lati
o
n
s
.
T
h
e
s
tu
d
y
also
ex
am
in
ed
t
h
e
im
p
ac
t
o
f
k
ey
s
y
s
tem
p
ar
am
eter
s
,
in
cl
u
d
in
g
t
h
e
r
elay
’
s
p
o
s
itio
n
,
th
e
p
o
we
r
allo
ca
tio
n
f
ac
to
r
,
an
d
th
e
m
ax
im
u
m
n
u
m
b
er
o
f
tr
an
s
m
is
s
io
n
tim
es,
o
n
th
r
o
u
g
h
p
u
t,
SOP,
an
d
SIP.
T
h
e
o
b
tai
n
ed
r
esu
lts
s
h
o
wed
th
at
o
p
tim
al
p
o
wer
allo
ca
tio
n
to
th
e
two
s
o
u
r
ce
s
en
h
a
n
ce
s
p
er
f
o
r
m
a
n
ce
,
with
h
ig
h
er
p
o
we
r
allo
ca
tio
n
f
ac
t
o
r
s
im
p
r
o
v
in
g
SOP.
I
n
ad
d
itio
n
,
wh
en
an
y
u
s
er
is
clo
s
er
t
o
th
e
r
elay
,
we
ca
n
also
ac
h
iev
e
b
etter
SOP
p
er
f
o
r
m
an
ce
.
No
tab
ly
,
th
e
r
es
u
lts
d
em
o
n
s
tr
ate
th
at
th
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