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Vo
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27
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28
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4
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UW
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1
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2.
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y
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to
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n
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t
w
o
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k
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n
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r
(
VN
A
)
[
1
7
]
is
co
n
n
ec
ted
to
th
e
in
p
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t
p
o
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t
o
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ir
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atter
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h
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o
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m
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lts
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A
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h
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ed
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ap
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m
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te
m
ca
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e
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s
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g
d
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f
f
er
e
n
t
UW
B
a
n
ten
n
a.
C
i
r
cu
la
r
l
y
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o
lar
ized
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ip
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atch
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ce
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1
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6
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r
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te
d
in
[
2
4
-
2
6
]
.
ACK
NO
WL
E
D
G
E
M
E
NT
S
Fin
a
n
cial
as
s
is
tan
ce
f
o
r
th
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r
e
s
ea
r
ch
b
y
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I
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UM
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esear
c
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Ma
n
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m
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n
t Ce
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ter
(
R
M
C
)
v
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R
I
GS
Gr
an
t N
o
R
I
GS 1
5
-
147
-
0
1
4
7
is
h
i
g
h
l
y
ac
k
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o
w
led
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ed
RE
F
E
R
E
NC
E
S
[1
]
W
a
n
g
F
K,
Ho
rn
g
T
S
,
P
e
n
g
KC,
Ja
u
JK
,
L
i
JY
,
Ch
e
n
CC.
“
De
tec
ti
o
n
o
f
c
o
n
c
e
a
led
in
d
iv
id
u
a
ls
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se
d
o
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th
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ir
v
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l
sig
n
s
b
y
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sin
g
a
s
e
e
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th
ro
u
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h
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w
a
ll
i
m
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g
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g
s
y
ste
m
w
it
h
a
s
e
l
f
-
in
jec
ti
o
n
-
lo
c
k
e
d
ra
d
a
r
”
.
IEE
E
T
ra
n
sa
c
ti
o
n
s
o
n
M
icr
o
wa
v
e
T
h
e
o
ry
a
n
d
T
e
c
h
n
i
q
u
e
s
.
2
0
1
3
Ja
n
;
6
1
(1
):
6
9
6
-
7
0
4
.
[2
]
W
ik
ip
e
d
ia
, (
2
0
1
3
,
No
v
.
1
0
),
M
e
tal
De
tec
to
r
[
O
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li
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e
].
A
v
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le
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t
tp
:/
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.
w
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d
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rg
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M
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tal_
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tec
to
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.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
n
d
o
n
esia
n
J
E
lec
E
n
g
&
C
o
m
p
Sci
I
SS
N:
2502
-
4752
R
ec
o
g
n
itio
n
o
f Meta
l O
b
jects I
n
s
id
e
W
a
ll u
s
in
g
A
n
tip
o
d
a
l V
iva
ld
i A
n
ten
n
a
(
F
a
r
a
z
A
h
med
S
h
a
ikh
)
35
[3
]
Hu
a
n
g
CL
,
Zh
u
S
P
,
L
u
M
.
“
M
i
n
iatu
re
m
u
lt
im
o
d
e
d
e
e
p
g
ro
u
n
d
p
e
n
e
tratin
g
ra
d
a
r
”
.
In
Gr
o
u
n
d
Pen
e
tra
ti
n
g
Ra
d
a
r
(
GPR)
,
2
0
1
0
1
3
t
h
In
ter
n
a
ti
o
n
a
l
C
o
n
fer
e
n
c
e
on
.
2
0
1
0
J
u
n
2
1
(p
p
.
1
-
5
).
IEE
E.
[4
]
Co
n
c
e
ica
o
RC,
O'
Ha
ll
o
ra
n
M
,
G
lav
in
M
,
Jo
n
e
s
E.
“
Co
m
p
a
riso
n
o
f
p
lan
a
r
a
n
d
c
irc
u
lar
a
n
ten
n
a
c
o
n
f
ig
u
ra
ti
o
n
s
f
o
r
b
re
a
st ca
n
c
e
r
d
e
tec
ti
o
n
u
sin
g
m
ic
ro
w
a
v
e
i
m
a
g
in
g
”
.
Pro
g
re
ss
in
E
lec
tro
ma
g
n
e
ti
c
s R
e
se
a
rc
h
.
2
0
0
9
;
9
9
:1
-
20.
[5
]
Kh
o
r
W
C,
Bialk
o
ws
k
i
M
E,
A
b
b
o
sh
A
,
S
e
m
a
n
N,
Cro
z
ier
S
.
“
A
n
u
lt
ra
w
id
e
b
a
n
d
m
icro
w
a
v
e
i
m
a
g
in
g
s
y
ste
m
f
o
r
b
re
a
st ca
n
c
e
r
d
e
tec
ti
o
n
”
.
IEI
CE
T
ra
n
sa
c
ti
o
n
s
o
n
C
o
mm
u
n
ica
ti
o
n
s
.
2
0
0
7
S
e
p
1
;
9
0
(9
)
:2
3
7
6
-
8
1
.
[6
]
Ye
m
e
l
y
a
n
o
v
KM,
E
n
g
h
e
ta
N,
H
o
o
rf
a
r
A
,
M
c
V
a
y
J
A
.
“
A
d
a
p
ti
v
e
p
o
lariz
a
ti
o
n
c
o
n
tras
t
tec
h
n
iq
u
e
s
f
o
r
t
h
ro
u
g
h
-
w
a
ll
m
icro
w
a
v
e
i
m
a
g
in
g
a
p
p
li
c
a
ti
o
n
s
”
.
IEE
E
T
ra
n
sa
c
ti
o
n
s
o
n
Ge
o
sc
ien
c
e
a
n
d
Rem
o
te
S
e
n
sin
g
.
2
0
0
9
M
a
y
;
4
7
(5
):1
3
6
2
-
74
.
[7
]
L
u
b
e
c
k
e
V
M
,
Bo
ric
-
L
u
b
e
c
k
e
O,
Ho
st
-
M
a
d
se
n
A
,
F
a
th
y
A
E
.
“
T
h
r
o
u
g
h
-
t
h
e
-
w
a
ll
ra
d
a
r
li
f
e
d
e
tec
ti
o
n
a
n
d
m
o
n
it
o
rin
g
”
.
In
M
icr
o
wa
v
e
S
y
mp
o
siu
m,
2
0
0
7
.
IEE
E
/M
T
T
-
S
I
n
ter
n
a
ti
o
n
a
l
.
2
0
0
7
J
u
n
3
(
p
p
.
7
6
9
-
7
7
2
)
.
IEE
E.
[8
]
T
h
a
ju
d
e
e
n
C,
Z
h
a
n
g
W
,
Ho
o
rf
a
r
A
.
“
E
ff
icie
n
t
f
o
r
w
a
rd
m
o
d
e
li
n
g
o
f
larg
e
sc
a
l
e
b
u
il
d
in
g
s a
n
d
t
h
ro
u
g
h
-
th
e
-
w
a
ll
ra
d
a
r
im
a
g
in
g
s
c
e
n
a
rio
s
”
.
2
8
th
A
n
n
u
a
l
Rev
iew
o
f
Pro
g
re
ss
in
Ap
p
li
e
d
Co
mp
u
ta
t
io
n
a
l
El
e
c
tro
m
a
g
n
e
ti
c
s
(
ACE
S
)
,
Co
lu
m
b
u
s,
Oh
io
.
2
0
1
2
A
p
r:
1
2
2
-
6
.
[9
]
Bu
o
n
a
n
n
o
A
,
D’U
rso
M
,
P
risc
o
G
,
A
sc
io
n
e
M
,
F
a
rin
a
A
.
“
A
m
o
d
e
l
-
b
a
se
d
sig
n
a
l
p
r
o
c
e
ss
o
r
to
se
e
i
n
sid
e
b
u
il
d
in
g
s
”
.
2
6
t
h
An
n
u
a
l
Rev
iew o
f
Pro
g
re
ss
in
Ap
p
li
e
d
Co
mp
u
ta
ti
o
n
a
l
El
e
c
tro
ma
g
n
e
ti
c
s (
ACE
S
)
,
T
a
m
p
e
r
e
,
F
in
lan
d
.
2
0
1
0
A
p
r:
846
-
5
1
.
[1
0
]
Nik
o
li
ć
M
M
,
Ne
h
o
ra
i
A
,
Djo
r
d
je
v
ić
AR.
“
Esti
m
a
ti
n
g
d
istri
b
u
t
e
d
o
b
jec
ts
i
n
sid
e
b
u
il
d
in
g
s
b
y
m
o
v
i
n
g
se
n
so
rs
”
.
In
Pro
c
.
o
f
ACE
S
2
0
0
7
.
2
0
0
7
M
a
r
(p
p
.
4
0
9
-
4
1
4
).
[1
1
]
P
a
n
d
e
y
G
K,
S
in
g
h
HS,
Bh
a
rti
P
K
,
P
a
n
d
e
y
A
,
M
e
sh
ra
m
M
K.
“
Hig
h
g
a
in
V
iv
a
ld
i
a
n
ten
n
a
f
o
r
ra
d
a
r
a
n
d
m
icro
w
a
v
e
im
a
g
in
g
a
p
p
li
c
a
ti
o
n
s
”
.
I
n
ter
n
a
ti
o
n
a
l
J
o
u
rn
a
l
o
f
S
ig
n
a
l
Pro
c
e
ss
in
g
S
y
ste
ms
.
2
0
1
5
J
u
n
;
3
(1
):3
5
-
9
.
[1
2
]
Na
tara
jan
R,
G
e
o
rg
e
JV
,
Ka
n
a
g
a
sa
b
a
i
M
,
S
h
riv
a
sta
v
AK
.
“
A
c
o
m
p
a
c
t
a
n
ti
p
o
d
a
l
V
iv
a
ld
i
a
n
t
e
n
n
a
f
o
r
UW
B
a
p
p
li
c
a
ti
o
n
s
”
.
IEE
E
An
te
n
n
a
s a
n
d
W
ire
les
s P
ro
p
a
g
a
ti
o
n
L
e
tt
e
rs
.
2
0
1
5
;
1
4
:
1
5
5
7
-
6
0
.
[1
3
]
M
o
o
sa
z
a
d
e
h
M
,
K
h
a
rk
o
v
sk
y
S
.
“
De
sig
n
o
f
u
lt
ra
-
w
id
e
b
a
n
d
a
n
ti
p
o
d
a
l
V
iv
a
ld
i
a
n
ten
n
a
f
o
r
m
icro
w
a
v
e
ima
g
in
g
a
p
p
li
c
a
ti
o
n
s
”
.
In
Ub
iq
u
it
o
u
s
W
ire
les
s
Bro
a
d
b
a
n
d
(
ICUW
B),
2
0
1
5
IEE
E
In
ter
n
a
t
io
n
a
l
Co
n
fer
e
n
c
e
o
n
.
2
0
1
5
Oc
t
4
(p
p
.
1
-
4
).
IEE
E.
[1
4
]
Ka
n
g
X
,
L
i
Z.
“
A
m
o
d
if
i
e
d
UW
B
a
n
ti
p
o
d
a
l
V
iv
a
ld
i
a
n
ten
n
a
w
it
h
i
m
p
ro
v
e
d
ra
d
iatio
n
c
h
a
ra
c
teristics
”
.
In
M
icr
o
wa
v
e
,
An
ten
n
a
,
Pr
o
p
a
g
a
ti
o
n
,
a
n
d
EM
C
T
e
c
h
n
o
lo
g
ies
(
M
AP
E),
2
0
1
5
I
EE
E
6
t
h
In
ter
n
a
ti
o
n
a
l
S
y
mp
o
si
u
m
o
n
.
2
0
1
5
Oc
t
2
8
(
p
p
.
1
2
0
-
1
2
2
).
I
EE
E.
[1
5
]
S
o
Y,
Kim
W
,
Ki
m
J,
Yo
o
n
Y
J,
P
a
rk
J.
“
Do
u
b
le
-
sl
o
t
a
n
ti
p
o
d
a
l
V
iv
a
ld
i
a
n
ten
n
a
f
o
r
im
p
ro
v
e
d
d
irec
ti
v
it
y
a
n
d
ra
d
iatio
n
p
a
tt
e
rn
s
”
.
In
A
n
ten
n
a
s
a
n
d
Pro
p
a
g
a
ti
o
n
(
IS
AP
)
,
2
0
1
6
In
t
e
rn
a
ti
o
n
a
l
S
y
mp
o
si
u
m
o
n
.
2
0
1
6
Oc
t
2
4
(p
p
.
3
8
2
-
3
8
3
).
IEE
E.
[1
6
]
M
o
o
sa
z
a
d
e
h
M
,
K
h
a
rk
o
v
sk
y
S
,
Ca
se
JT
,
S
a
m
a
li
B.
“
I
m
p
ro
v
e
d
Ra
d
iati
o
n
Ch
a
ra
c
teristics
o
f
S
m
a
ll
A
n
ti
p
o
d
a
l
V
iv
a
ld
i
A
n
ten
n
a
f
o
r
M
icr
o
w
a
v
e
a
n
d
M
il
l
im
e
ter
-
W
a
v
e
I
m
a
g
in
g
A
p
p
li
c
a
ti
o
n
s
”
.
I
EE
E
A
n
ten
n
a
s
a
n
d
W
ire
les
s
Pro
p
a
g
a
ti
o
n
L
e
tt
e
rs
.
2
0
1
7
;
1
6
:
1
9
6
1
-
4
.
[1
7
]
El
b
o
u
sh
i
A
,
Jo
a
n
e
s
D,
De
rb
a
s
M
,
Kh
a
led
S
,
Zaf
a
r
A
,
A
tt
a
b
ib
i
S
,
S
e
b
a
k
A
R.
“
D
e
sig
n
o
f
U
W
B
a
n
ten
n
a
a
rra
y
f
o
r
th
ro
u
g
h
-
w
a
ll
d
e
tec
ti
o
n
sy
ste
m
”
.
In
W
ire
les
s
T
e
c
h
n
o
lo
g
y
a
n
d
Ap
p
li
c
a
ti
o
n
s
(
IS
W
T
A),
2
0
1
3
I
EE
E
S
y
mp
o
si
u
m
o
n
.
2
0
1
3
S
e
p
2
2
(
p
p
.
3
4
9
-
3
5
4
).
IE
EE
.
[1
8
]
Ch
a
n
g
KW
,
Bialk
o
w
sk
i
M
E,
Cro
z
ier
S
.
“
M
icro
w
a
v
e
i
m
a
g
in
g
u
sin
g
a
p
lan
a
r
sc
a
n
n
in
g
s
y
ste
m
w
it
h
ste
p
-
f
re
q
u
e
n
c
y
s
y
n
th
e
siz
e
d
p
u
lse
”
.
In
M
icr
o
w
a
v
e
Co
n
fer
e
n
c
e
Pro
c
e
e
d
i
n
g
s,
2
0
0
5
.
AP
M
C
2
0
0
5
.
Asia
-
P
a
c
if
ic
Co
n
fer
e
n
c
e
Pro
c
e
e
d
in
g
s
.
2
0
0
5
De
c
4
(
V
o
l.
1
,
p
p
.
4
-
p
p
)
.
IEE
E
.
[1
9
]
CS
T
M
icro
w
a
v
e
S
tu
d
io
,
V
e
r.
2
0
1
5
Co
m
p
u
ter S
im
u
latio
n
T
e
c
h
n
o
l
o
g
y
,
F
ra
m
in
g
-
h
a
m
,
M
A
,
US
A
.
[2
0
]
Ba
HC,
S
h
i
ra
i
H,
Ng
o
c
CD.
“
A
n
a
l
y
si
s
a
n
d
d
e
sig
n
o
f
a
n
ti
p
o
d
a
l
V
iv
a
ld
i
a
n
ten
n
a
f
o
r
UW
B
a
p
p
li
c
a
ti
o
n
s
”
.
I
n
Co
mm
u
n
ica
ti
o
n
s a
n
d
El
e
c
tro
n
ics
(
ICCE),
2
0
1
4
IEE
E
Fi
ft
h
In
ter
n
a
t
io
n
a
l
Co
n
fer
e
n
c
e
o
n
.
2
0
1
4
Ju
l
3
0
(p
p
.
3
9
1
-
3
9
4
)
.
IEE
E.
[2
1
]
A
b
b
o
sh
A
M
,
Bialk
o
w
s
k
i
M
E.
“
D
e
sig
n
o
f
u
lt
ra
w
id
e
b
a
n
d
p
lan
a
r
m
o
n
o
p
o
le an
ten
n
a
s o
f
c
ircu
lar an
d
e
ll
ip
ti
c
a
l
sh
a
p
e
”
.
IEE
E
T
ra
n
sa
c
ti
o
n
s
o
n
An
te
n
n
a
s a
n
d
Pr
o
p
a
g
a
ti
o
n
.
2
0
0
8
Ja
n
;
5
6
(
1
):
1
7
-
2
3
.
[2
2
]
A
h
m
e
d
Yo
u
n
e
s
S
h
d
e
f
a
t,
M
o
o
n
-
I
l
Jo
o
,
S
u
n
g
-
Ho
o
n
Ch
o
i,
He
e
-
Ch
e
o
l
Kim
,
"
Util
izin
g
EC
G
W
a
v
e
fo
rm
F
e
a
tu
re
s
a
s
Ne
w
Bio
m
e
tri
c
A
u
th
e
n
ti
c
a
ti
o
n
M
e
th
o
d
,
"
In
ter
n
a
ti
o
n
a
l
J
o
u
r
n
a
l
o
f
El
e
c
tric
&
Co
mp
u
ter
En
g
i
n
e
e
rin
g
(
IJ
ECE
)
.
Vo
l.
8
,
No
.
2
,
A
p
ril
2
0
1
8
[2
3
]
W
a
n
g
S
,
Ch
e
n
X
D,
P
a
r
in
i
CG
.
“
A
n
a
l
y
si
s
o
f
u
lt
ra
w
id
e
b
a
n
d
a
n
ti
p
o
d
a
l
V
iv
a
ld
i
a
n
te
n
n
a
d
e
sig
n
”
.
I
n
An
ten
n
a
s
a
n
d
Pro
p
a
g
a
ti
o
n
Co
n
fer
e
n
c
e
,
2
0
0
7
.
LA
P
C
2
0
0
7
.
L
o
u
g
h
b
o
ro
u
g
h
2
0
0
7
A
p
r
2
(
p
p
.
1
2
9
-
1
3
2
).
IEE
E.
D.M
.
P
o
z
a
r,
M
icro
w
a
v
e
En
g
in
e
e
rin
g
,
Jo
h
n
W
i
le
y
a
n
d
S
o
n
s,
p
p
.
1
4
8
-
1
4
9
,
2
0
0
5
.
[2
4
]
F
a
ra
z
A
h
m
e
d
S
h
a
ik
h
,
S
h
e
ro
z
Kh
a
n
,
Zah
iru
l
A
lam
,
A
i
sh
a
Ha
s
sa
n
A
b
d
a
ll
a
Ha
sh
i
m
,
Kh
a
ira
y
u
Bt.
B
a
d
ro
n
,
M
a
sh
k
u
ri
Bin
Ya
a
c
o
b
,
Zee
sh
a
n
S
h
a
h
i
d
,
“
Hig
h
G
a
in
U
W
B
Ho
rn
A
n
ten
n
a
f
o
r
Co
n
c
e
a
led
M
e
tal
De
tec
ti
o
n
a
n
d
M
icr
o
w
a
v
e
Im
a
g
in
g
A
p
p
li
c
a
ti
o
n
”
.
a
t
ICET
AS
2
0
1
7
2
n
d
I
n
ter
n
a
t
io
n
a
l
C
o
n
fer
e
n
c
e
o
n
En
g
in
e
e
rin
g
T
e
c
h
n
o
l
o
g
ies
&
S
o
c
ia
l
S
c
ien
c
e
s
.
M
a
lay
sia
,
Ja
n
2
3
,
2
0
1
7
.
[2
5
]
F
a
ra
z
A
h
m
e
d
S
h
a
ik
h
,
S
h
e
ro
z
Kh
a
n
,
Zarim
in
Zah
a
ru
d
in
,
A
HM
Zah
iru
l
A
la
m
,
F
a
ra
h
Di
y
a
n
a
Bt.
A
b
d
u
l
Ra
h
m
a
n
,
Kh
a
ira
y
u
Bt.
Ba
d
ro
n
,
M
a
sh
k
u
ri
Bin
Ya
a
c
o
b
,
Zee
sh
a
n
S
h
a
h
i
d
,
H
u
m
a
iz
S
h
a
ik
h
,
“
De
t
e
c
ti
o
n
a
n
d
A
n
a
ly
sis
o
f
m
e
tal
im
p
a
ir
m
e
n
t
in
sid
e
w
a
ll
u
sin
g
U
W
B
M
o
d
if
ied
A
n
ti
p
o
d
a
l
V
iv
a
ld
i
A
n
ten
n
a
”
.
Pro
c
e
e
d
in
g
s
o
f
th
e
IE
EE
In
ter
n
a
ti
o
n
a
l
Co
n
fer
e
n
c
e
o
n
S
ma
rt
In
stru
me
n
t
a
ti
o
n
,
M
e
a
su
re
me
n
t
a
n
d
A
p
p
li
c
a
t
io
n
(
ICS
IM
A
2
0
1
7
)
,
2
7
-
2
8
N
o
v
2
0
1
7
,
T
h
e
Ev
e
rly
Ho
tel
P
u
traja
y
a
,
M
a
la
y
sia
[2
6
]
F
a
ra
z
A
h
m
e
d
S
h
a
ik
h
,
S
h
e
ro
z
K
h
a
n
,
Zarim
in
Zah
a
ru
d
in
,
A
HM
Zah
iru
l
A
la
m
,
M
a
sh
k
u
ri
Bin
Ya
a
c
o
b
,
Zee
sh
a
n
S
h
a
h
i
d
,
F
a
ra
h
Diy
a
n
a
Bt.
A
b
d
u
l
Ra
h
m
a
n
,
Kh
a
ira
y
u
Bt.
Ba
d
ro
n
,
“
Ultra
-
W
id
e
b
a
n
d
A
n
ti
p
o
d
a
l
V
iv
a
ld
i
A
n
ten
n
a
f
o
r
Ra
d
a
r
a
n
d
M
icro
w
a
v
e
I
m
a
g
in
g
A
p
p
li
c
a
ti
o
n
”
.
a
t
ICET
S
S
-
IEE
E
2
0
1
7
3
rd
IEE
E
In
ter
n
a
ti
o
n
a
l
Co
n
fer
e
n
c
e
o
n
En
g
i
n
e
e
rin
g
T
e
c
h
n
o
lo
g
ies
&
S
o
c
i
a
l
S
c
ien
c
e
s
.
i
n
T
h
a
il
a
n
d
,
A
u
g
8
2
0
1
7
.
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