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t
y
m
u
s
t
b
e
ass
u
r
ed
f
o
r
th
ese
u
s
er
s
o
f
W
B
A
N
s
to
p
r
ev
en
t a
n
y
ad
v
er
s
e
h
ea
lt
h
ef
f
ec
t.
2.
RE
S
E
ARCH
M
E
T
H
O
D
2
.
1
.
Ant
enna
Under
T
est
(
F
lex
i
bl
e
Dia
m
o
n
d Dipo
le)
T
h
is
s
ec
tio
n
p
r
ese
n
ts
t
h
e
d
es
ig
n
o
f
te
x
tile
d
ia
m
o
n
d
d
ip
o
le
an
te
n
n
a
w
h
ic
h
m
ad
e
o
f
f
le
x
ib
le
GT
S
la
m
i
n
ati
n
g
f
il
m
.
Fi
g
u
r
e
1
(
a)
illu
s
tr
ates
th
e
g
eo
m
etr
y
o
f
t
h
e
d
ia
m
o
n
d
d
ip
o
le.
T
h
e
la
m
in
ati
n
g
f
il
m
h
as
to
u
n
d
er
g
o
etch
i
n
g
p
r
o
ce
s
s
in
o
r
d
er
to
m
a
k
e
t
h
is
an
ten
n
a.
T
h
e
f
ab
r
icate
d
a
n
ten
n
a
is
ill
u
s
tr
at
ed
in
Fi
g
u
r
e
2
(
b
)
.
Dia
m
o
n
d
d
ip
o
le
an
te
n
n
a
h
as
b
ee
n
ch
o
s
e
n
as
a
n
te
n
n
a
u
n
d
er
test
(
AUT
)
d
u
e
to
its
b
ig
g
er
b
an
d
w
id
th
co
m
p
ar
ed
to
co
m
m
o
n
s
tr
ai
g
h
t
d
ip
o
le.
B
ased
o
n
p
r
ev
io
u
s
w
o
r
k
i
n
[2
5
]
,
in
m
o
s
t
o
f
th
e
cr
u
m
p
led
c
ases
o
f
d
ip
o
le,
th
e
an
ten
n
a
r
eso
n
an
t
f
r
eq
u
e
n
c
y
i
s
s
ig
n
i
f
ican
tl
y
d
et
u
n
ed
w
h
e
n
p
lace
d
clo
s
e
to
th
e
h
u
m
a
n
p
h
a
n
to
m
.
T
h
er
ef
o
r
e,
in
th
is
s
t
u
d
y
,
t
h
e
d
esi
g
n
a
n
d
o
p
ti
m
izatio
n
p
r
o
ce
s
s
o
f
th
e
d
ia
m
o
n
d
d
ip
o
le
i
s
ca
r
r
ied
o
u
t
in
t
h
e
p
r
esen
ce
o
f
h
o
m
o
g
en
o
u
s
p
h
an
to
m
i
n
o
r
d
er
to
en
s
u
r
e
th
e
A
UT
w
il
l
f
u
n
ctio
n
s
at
is
f
ac
to
r
il
y
at
9
0
0
MH
z
w
h
ile
th
e
S
AR
lev
els i
n
s
id
e
th
e
p
h
a
n
to
m
ar
e
co
m
p
u
ted
.
Nex
t,
th
e
a
n
ten
n
a
is
s
y
m
m
etr
i
ca
ll
y
cr
u
m
p
led
b
y
v
ar
y
i
n
g
th
e
len
g
t
h
o
f
r
ip
p
le,
l
as
d
ep
icted
b
y
Fi
g
u
r
e
1
(
b
)
an
d
(
c)
.
T
h
e
m
id
d
le
p
ar
t
o
f
th
e
an
te
n
n
a
w
h
ic
h
is
t
h
e
p
o
r
t
p
o
s
itio
n
is
k
ep
t
co
n
s
t
an
t
th
r
o
u
g
h
o
u
t
t
h
e
cr
u
m
p
li
n
g
p
r
o
ce
s
s
.
T
h
e
h
eig
h
t
o
f
th
e
r
ip
p
le,
h
is
also
k
ep
t
co
n
s
tan
t
at
1
1
m
m
.
S
m
aller
l
in
d
icate
d
a
m
o
r
e
ex
tr
e
m
e
d
ef
o
r
m
atio
n
ca
s
e
wh
ile
lar
g
er
l
r
ep
r
esen
t
s
m
o
d
er
ate
d
ef
o
r
m
atio
n
ca
s
es.
Fi
g
u
r
e
2
(
a)
s
h
o
w
s
th
e
s
i
m
u
lated
cr
u
m
p
led
A
UT
in
th
e
C
ST
Mic
r
o
w
a
v
e
St
u
d
i
o
co
m
p
u
tatio
n
al
p
lat
f
o
r
m
,
w
h
ile
F
ig
u
r
e
2
(
b
)
d
em
o
n
s
tr
ate
s
t
h
e
AUT
co
m
p
r
ess
ed
ex
p
er
i
m
e
n
tal
l
y
i
n
b
et
w
ee
n
t
w
o
co
m
p
le
m
e
n
tar
y
R
o
h
ac
e
ll
f
o
r
m
er
s
(
ε
r
=
1
.
0
6
)
to
f
o
r
m
t
h
e
cr
u
m
p
le
.
(
a)
(
b
)
(
c)
Fig
u
r
e
1
.
(
a)
Flex
ib
le
d
ia
m
o
n
d
d
ip
o
le
an
ten
n
a
d
i
m
en
s
io
n
; (
b
)
C
r
u
m
p
l
in
g
p
ar
a
m
eter
(
c)
S
y
m
m
etr
icall
y
cr
u
m
p
led
len
g
t
h
s
l
An
te
n
n
a
ap
p
ar
en
t le
n
g
th
S
y
m
m
e
tr
y
li
n
e
F
lat
l
=
1
8
m
m
l
=
4
0
m
m
l
=
1
0
m
m
l
=
8
m
m
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
0
8
8
-
8708
I
J
E
C
E
Vo
l.
7
,
No
.
3
,
J
u
n
e
2
0
1
7
:
1
5
4
6
–
1
5
5
3
1548
(
a)
(
b
)
Fig
u
r
e
2
.
(
a)
Sim
u
lated
cr
u
m
p
led
A
UT
; (
b
)
f
ab
r
icate
d
p
r
o
to
t
y
p
e
o
f
A
UT
cr
u
m
p
led
in
b
et
wee
n
t
w
o
R
o
h
ac
ell
f
o
a
m
2
.
2
.
Cru
m
ple
d AU
T
M
o
un
t
ed
o
n
H
o
m
o
g
eno
us
P
ha
nto
m
As
t
h
e
w
ea
r
ab
le
te
x
tile
an
te
n
n
a
is
to
b
e
m
o
u
n
ted
a
n
d
o
p
er
ated
in
th
e
v
icin
i
t
y
o
f
h
u
m
an
b
o
d
y
,
th
er
ef
o
r
e
it
is
i
m
p
er
ati
v
e
to
ass
es
s
th
e
e
f
f
ec
ts
o
f
an
ten
n
a
c
r
u
m
p
led
co
n
d
itio
n
s
in
clo
s
e
p
r
o
x
i
m
it
y
o
f
h
u
m
a
n
b
o
d
y
.
A
s
i
m
p
le
h
o
m
o
g
e
n
o
u
s
b
o
d
y
m
o
d
el
is
u
s
ed
in
th
i
s
w
o
r
k
in
o
r
d
er
to
c
o
m
p
r
eh
e
n
s
i
v
el
y
s
t
u
d
y
th
e
r
elati
v
e
S
A
R
e
n
h
an
ce
m
e
n
t
b
eh
a
v
io
r
d
u
e
to
t
h
e
an
ten
n
a
cr
u
m
p
li
n
g
a
lo
n
e.
T
h
is
is
d
u
e
to
t
h
e
f
ac
t
t
h
at
t
h
e
v
ar
iatio
n
o
f
th
e
th
ic
k
n
es
s
o
f
tis
s
u
e
la
y
er
s
i
n
th
e
ex
p
o
s
ed
r
eg
io
n
a
n
d
also
th
e
an
ato
m
ical
s
h
ap
e
v
ar
iat
io
n
s
o
f
h
u
m
a
n
b
o
d
y
m
o
d
el
m
a
y
a
f
f
ec
t
t
h
e
S
AR
r
e
s
u
lt
s
[
1
6
]
.
B
esid
es,
th
e
v
alid
at
io
n
o
f
r
es
u
lt
s
w
i
th
th
e
in
d
u
s
tr
y
s
ta
n
d
ar
d
D
A
SY4
r
o
b
o
t
SAR
m
ea
s
u
r
e
m
e
n
t
s
y
s
te
m
is
m
ad
e
p
o
s
s
ib
le
w
i
th
th
e
u
s
e
o
f
h
o
m
o
g
e
n
o
u
s
p
h
a
n
to
m
m
o
d
el
[2
6
]
.
T
h
er
e
f
o
r
e,
th
e
cr
u
m
p
led
an
ten
n
a
is
p
lace
d
o
n
a
s
im
p
le
h
o
m
o
g
en
o
u
s
tr
u
n
k
m
o
d
el
w
i
th
p
er
m
itti
v
it
y
,
ε
r
o
f
5
3
.
6
4
an
d
co
n
d
u
cti
v
it
y
,
σ
o
f
1
.
7
7
S/m
as
s
h
o
w
n
in
Fig
u
r
e
3
(
a)
.
T
h
e
elec
tr
ical
p
r
o
p
er
ties
o
f
th
e
p
h
an
to
m
m
o
d
el
ar
e
th
e
s
a
m
e
as
th
e
a
v
er
ag
e
m
u
s
c
le
p
r
o
p
er
ties
r
e
co
m
m
e
n
d
ed
b
y
I
E
E
E
an
d
Fed
er
al
C
o
m
m
u
n
icatio
n
s
C
o
m
m
i
s
io
n
(
FC
C
)
[
27
]
.
I
n
ad
d
itio
n
to
th
a
t,
t
h
e
a
n
ten
n
a
p
o
s
itio
n
a
n
d
d
is
ta
n
ce
f
r
o
m
t
h
e
b
o
d
y
,
d
is
k
ep
t
co
n
s
t
an
t
f
o
r
al
l
c
r
u
m
p
li
n
g
ca
s
es
in
v
es
tig
a
ted
in
o
r
d
er
to
co
m
p
r
eh
en
s
iv
el
y
s
tu
d
y
t
h
e
ef
f
ec
t
o
f
an
te
n
n
a
cr
u
m
p
li
n
g
.
I
n
th
i
s
p
ap
er
,
th
e
A
UT
is
m
o
u
n
ted
at
1
.
8
m
m
a
w
a
y
f
r
o
m
th
e
p
h
a
n
t
o
m
m
o
d
el
co
n
s
id
er
in
g
t
h
e
th
i
ck
n
e
s
s
o
f
t
h
e
clo
t
h
an
d
t
h
e
air
g
ap
t
h
at
ex
is
t
in
r
ea
lis
tic
s
ce
n
ar
io
o
f
W
B
A
N
s
.
T
h
e
an
ten
n
a
w
it
h
f
lat
s
u
r
f
ac
e
(
n
o
r
ip
p
le)
a
s
illu
s
tr
ated
in
Fi
g
u
r
e
3
(
b
)
is
u
s
ed
as th
e
r
ef
er
en
ce
to
s
t
u
d
y
t
h
e
r
elativ
e
S
AR
en
h
an
ce
m
e
n
t
b
eh
av
io
r
.
Mo
r
eo
v
er
,
Hex
ah
ed
r
al
Fa
s
t
P
er
f
ec
t
B
o
u
n
d
ar
y
A
p
p
r
o
x
i
m
at
i
o
n
(
FP
B
A
)
m
es
h
tec
h
n
o
lo
g
y
is
u
s
ed
i
n
th
ese
s
i
m
u
latio
n
s
.
A
g
lo
b
al
n
u
m
b
er
o
f
1
0
li
n
es
p
er
w
av
e
le
n
g
t
h
w
er
e
s
et
i
n
th
e
m
e
s
h
s
ett
in
g
s
t
h
r
o
u
g
h
o
u
t
t
h
e
s
tu
d
y
.
B
y
o
p
ti
m
izi
n
g
th
e
lo
ca
l
m
es
h
s
e
ttin
g
h
av
e
g
e
n
er
ated
ar
o
u
n
d
6
8
m
illi
o
n
f
i
n
e
-
s
ize
m
es
h
ce
ll
s
to
m
o
d
el
th
e
r
e
g
io
n
s
ar
o
u
n
d
th
e
d
ia
m
o
n
d
d
ip
o
le
an
d
h
u
m
a
n
m
o
d
e
l.
T
h
e
s
i
m
u
la
tio
n
s
ar
e
r
u
n
f
o
r
s
ev
er
al
ti
m
es
b
y
in
cr
ea
s
i
n
g
t
h
e
n
u
m
b
er
o
f
m
e
s
h
ce
ll
s
u
n
til
s
tab
ilit
y
i
s
ac
h
iev
ed
.
T
h
is
is
d
o
n
e
in
o
r
d
er
to
in
cr
ea
s
e
th
e
p
r
ec
is
io
n
lev
el
o
f
t
h
e
r
es
u
lts
o
b
tain
ed
.
(
a)
(
b
)
Fig
u
r
e
3
.
(
a)
Dep
ictio
n
s
o
f
AUT
p
lace
d
o
n
a
s
i
m
p
le
h
o
m
o
g
en
o
u
s
p
h
an
to
m
; (
b
)
n
o
r
m
al
f
la
t a
n
ten
n
a
p
lace
d
at
f
i
x
ed
d
is
tan
ce
,
d
f
r
o
m
h
o
m
o
g
e
n
o
u
s
p
h
an
to
m
Flat a
n
te
n
n
a
d
Hu
m
an
p
h
an
to
m
(
ε
r,
σ
)
3
0
0
m
m
3
4
0
m
m
1
2
7
m
m
Evaluation Warning : The document was created with Spire.PDF for Python.
I
J
E
C
E
I
SS
N:
2088
-
8708
S
A
R
Leve
ls
fo
r
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r
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led
9
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lexib
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.
E
lia
s
)
1549
3.
RE
SU
L
T
S
A
ND
AN
AL
Y
SI
S
I
n
th
e
f
ir
s
t
s
ec
tio
n
,
th
e
e
f
f
ec
ts
o
f
cr
u
m
p
li
n
g
to
w
ar
d
s
t
h
e
a
n
t
en
n
a
r
eso
n
a
n
t
f
r
eq
u
e
n
c
y
ar
e
d
is
cu
s
s
ed
.
T
h
e
n
ex
t
s
ec
tio
n
d
is
cu
s
s
e
s
th
e
e
f
f
icie
n
c
y
,
g
a
in
an
d
S
AR
le
v
els
i
n
s
id
e
th
e
h
o
m
o
g
e
n
o
u
s
p
h
a
n
to
m
b
y
co
m
p
ar
i
n
g
t
h
e
v
alu
e
w
i
th
f
lat
ca
s
e.
3
.
1
.
Ant
enna
Reso
na
nt
Cha
ra
ct
er
is
t
ics
T
h
e
o
r
ig
in
al
o
p
er
atin
g
f
r
eq
u
e
n
c
y
f
o
r
th
e
AUT
is
8
0
0
MH
z
w
it
h
a
r
et
u
r
n
lo
s
s
v
a
lu
e
o
f
-
2
5
.
8
3
d
B
u
n
d
er
n
o
r
m
al
f
la
t
an
d
f
r
ee
s
p
ac
e
co
n
d
itio
n
.
T
h
e
S1
1
ac
h
iev
es
-
1
0
d
B
m
atc
h
ed
ac
r
o
s
s
7
1
4
-
9
3
4
MH
z
f
r
eq
u
en
c
y
b
an
d
.
Fi
g
u
r
e
4
illu
s
tr
ates
th
at
in
o
n
-
b
o
d
y
e
n
v
ir
o
n
m
en
t,
th
e
a
n
te
n
n
a
r
eso
n
an
t
f
r
e
q
u
en
c
y
is
s
h
i
f
ted
to
h
ig
h
er
f
r
eq
u
e
n
c
y
a
s
t
h
e
a
m
o
u
n
t
o
f
cr
u
m
p
li
n
g
in
cr
ea
s
e
s
.
B
esid
es
t
h
at,
it
ca
n
b
e
o
b
s
er
v
ed
th
at
th
e
a
n
te
n
n
a
-
10
d
B
b
an
d
w
id
th
i
s
s
i
g
n
if
ican
tl
y
r
ed
u
ce
d
w
h
e
n
th
e
AUT
m
o
u
n
ted
clo
s
e
to
th
e
h
o
m
o
g
en
o
u
s
p
h
a
n
to
m
is
cr
u
m
p
le
d
.
T
h
is
i
s
tr
u
e
f
o
r
all
cr
u
m
p
li
n
g
ca
s
e
s
in
v
e
s
ti
g
ated
.
Me
an
w
h
ile,
t
h
e
r
etu
r
n
lo
s
s
v
a
lu
e
o
f
th
e
AUT
at
th
e
f
r
eq
u
en
c
y
o
f
9
0
0
MH
z
i
s
s
h
o
w
n
i
n
T
ab
le
1
.
I
t
is
clea
r
l
y
s
h
o
w
n
t
h
at
t
h
e
a
n
ten
n
a
r
e
m
ain
s
o
p
er
ated
ac
ce
p
tab
ly
b
elo
w
-
1
0
d
B
f
o
r
all
cr
u
m
p
li
n
g
ca
s
es e
x
ce
p
t
f
o
r
t
h
e
m
o
s
t e
x
tr
e
m
e
d
ef
o
r
m
at
io
n
ca
s
e,
l
=8
m
m
.
Fig
u
r
e
4
.
E
f
f
ec
t
s
o
f
v
ar
io
u
s
cr
u
m
p
li
n
g
co
n
d
itio
n
o
n
th
e
S1
1
in
o
n
-
b
o
d
y
e
n
v
ir
o
n
m
en
t
T
ab
le
1
.
T
h
e
A
UT
R
e
t
u
r
n
L
o
ss a
t
0
.
9
G
H
z
(
d
B
)
F
L
A
T
-
1
6
.
5
7
l
=
5
0
mm
-
1
1
.
9
5
l
=
4
0
mm
-
1
3
.
0
3
l
=
3
0
mm
-
1
4
.
7
0
l
=
2
5
mm
-
1
4
.
7
0
l
=
2
3
.
6
mm
-
1
6
.
0
5
l
=
2
2
mm
-
1
6
.
5
4
l
=
2
1
mm
-
1
6
.
7
0
l
=
2
0
mm
-
1
7
.
0
8
l
=
1
8
mm
-
1
7
.
1
9
l
=
1
0
mm
-
1
1
.
9
0
l
=
8
mm
-
8
.
4
1
3
.
2
.
Ant
enna
E
f
f
iciency
Fig
u
r
e
5
s
u
m
m
ar
izes
th
e
e
f
f
e
ct
o
f
a
n
te
n
n
a
cr
u
m
p
li
n
g
o
n
t
h
e
r
ad
iatio
n
e
f
f
icie
n
c
y
an
d
g
ai
n
w
h
e
n
t
h
e
A
UT
is
m
o
u
n
ted
clo
s
e
to
th
e
b
o
d
y
p
h
a
n
to
m
.
Su
r
p
r
is
in
g
ly
,
t
h
e
r
esu
lts
s
h
o
w
th
at
th
e
A
UT
r
a
d
i
ati
o
n
ef
f
icien
cy
is
th
e
l
o
w
est
w
h
en
th
e
n
o
r
m
al
f
lat
an
ten
n
a
is
a
tta
c
h
e
d
t
o
th
e
h
u
m
an
p
h
an
to
m
.
T
h
e
an
t
en
n
a
ef
f
icien
cy
h
as
d
r
o
p
p
e
d
b
y
9
7
.
1
4
%
c
o
m
p
ar
e
d
t
o
th
e
o
r
ig
in
a
l
f
l
at
an
d
f
r
e
e
s
p
ac
e
c
o
n
d
iti
o
n
.
A
s
th
e
c
r
u
m
p
lin
g
d
ef
o
r
m
atio
n
b
e
co
m
e
m
o
r
e
in
t
en
s
e,
th
e
A
UT
ef
f
icien
cy
s
lig
h
tly
d
r
o
p
p
ed
.
T
h
e
s
am
e
tr
en
d
c
an
b
e
s
ee
n
f
o
r
th
e
an
ten
n
a
g
ain
.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
0
8
8
-
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I
J
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Vo
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7
,
No
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3
,
J
u
n
e
2
0
1
7
:
1
5
4
6
–
1
5
5
3
1550
Fig
u
r
e
5
.
E
f
f
ec
t
s
o
f
v
ar
io
u
s
cr
u
m
p
li
n
g
co
n
d
itio
n
o
n
th
e
A
U
T
r
ad
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f
ic
ien
c
y
an
d
g
ai
n
in
o
n
-
b
o
d
y
en
v
ir
o
n
m
e
n
t
3
.
3
.
SAR
As
a
p
o
s
t
p
r
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ce
s
s
in
g
r
es
u
lt,
1
0
g
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d
av
er
ag
ed
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o
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t
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al
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ar
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m
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ted
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r
d
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g
to
th
e
I
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E
C
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5
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3
s
tan
d
ar
d
av
er
ag
i
n
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m
et
h
o
d
at
t
h
e
f
r
eq
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en
c
y
o
f
9
0
0
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z.
T
h
e
s
i
m
u
la
tio
n
r
es
u
lts
ar
e
n
o
r
m
al
ized
to
1
W
ac
ce
p
ted
p
o
w
er
.
T
h
e
r
esu
lt
s
f
o
r
th
e
S
AR
le
v
el
s
i
n
s
id
e
h
o
m
o
g
en
o
u
s
m
o
d
el
ar
e
p
r
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ted
in
th
i
s
s
ec
tio
n
.
Fig
u
r
e
6
illu
s
tr
ate
s
th
e
p
ea
k
v
alu
e
o
f
1
0
g
,
1
g
an
d
p
o
in
t
SAR
in
s
id
e
th
e
h
o
m
o
g
e
n
o
u
s
tr
u
n
k
m
o
d
el
f
o
r
d
if
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er
en
t
cr
u
m
p
l
in
g
ca
s
e
s
.
Gen
er
all
y
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th
e
1
0
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S
AR
v
al
u
es
i
n
t
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s
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ap
er
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e
i
n
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er
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ilar
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a
y
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e
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g
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AR
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alu
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s
,
e
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ce
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t
t
h
at
t
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a
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d
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p
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o
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i
m
atel
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h
alf
t
h
e
1
g
S
AR
v
alu
es.
Fi
g
u
r
e
7
al
s
o
s
h
o
w
s
t
h
at
t
h
e
h
i
g
h
est
p
ea
k
1
g
,
1
0
g
an
d
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o
in
t
SAR
ar
e
o
b
s
er
v
ed
w
h
e
n
th
e
A
UT
is
cr
u
m
p
led
w
ith
s
m
a
lles
t
l
(
l
=8
m
m
)
,
w
h
ich
i
s
3
6
.
7
5
%,
2
8
.
3
3
%
an
d
9
.
5
5
%
in
cr
e
m
e
n
t
f
o
r
1
0
g
,
1
g
an
d
p
o
in
t
S
AR
co
m
p
ar
ed
to
f
lat
ca
s
e.
T
h
e
SAR
av
er
a
g
ed
o
v
er
a
1
0
g
m
a
s
s
s
tar
t
to
in
cr
ea
s
e
f
r
o
m
(
l
=
2
1
m
m
)
.
W
h
er
ea
s
th
e
S
AR
av
er
a
g
ed
o
v
er
a
1
g
m
a
s
s
a
n
d
p
o
in
t
S
AR
s
tar
t
to
in
cr
ea
s
e
w
h
e
n
t
h
e
an
te
n
n
a
i
s
cr
u
m
p
led
w
it
h
(
l
=
1
0
m
m
)
.
T
h
e
in
cr
e
m
e
n
t o
f
S
A
R
ca
n
also
b
e
ex
p
r
ess
ed
in
ter
m
s
o
f
th
e
p
er
ce
n
tag
e
o
f
an
te
n
n
a
cr
u
m
p
led
.
%
C
r
ump
l
e
d
=
[
O
r
i
g
i
n
al
l
en
g
t
h
–
ap
p
ar
e
n
t
l
en
g
t
h
o
r
i
g
i
n
al
l
en
g
t
h
]
100
%
(
1
)
T
h
er
ef
o
r
e,
it
s
h
o
w
s
th
at
a
n
ten
n
a
cr
u
m
p
led
b
y
1
3
.
6
4
%
i
n
cr
ea
s
es
t
h
e
1
0
g
S
AR
,
w
h
ile
t
h
e
1
g
an
d
p
o
in
t
S
AR
ar
e
in
cr
ea
s
e
d
w
h
en
t
h
e
a
n
te
n
n
a
i
s
3
5
.
8
4
%
c
r
u
m
p
led
.
T
h
e
d
if
f
er
en
ce
s
o
c
cu
r
b
ec
au
s
e
o
f
t
h
e
v
ar
iatio
n
o
f
t
h
e
S
AR
d
is
tr
ib
u
ti
o
n
in
s
id
e
th
e
1
0
g
an
d
1
g
cu
b
e
o
f
m
as
s
.
B
esid
es
th
at,
th
e
r
esu
l
ts
s
h
o
w
t
h
a
t
th
e
in
cr
e
m
e
n
t
in
th
e
a
m
o
u
n
t
o
f
an
te
n
n
a
cu
r
v
at
u
r
e
w
ill
also
in
cr
ea
s
es
t
h
e
S
AR
v
a
lu
e
s
.
T
h
is
is
v
al
id
af
ter
th
e
a
n
te
n
n
a
i
s
cr
u
m
p
led
b
y
p
er
ce
n
ta
g
e
o
f
cr
u
m
p
li
n
g
m
e
n
tio
n
ed
ea
r
lier
.
T
h
er
ef
o
r
e,
it
ca
n
b
e
i
n
f
er
r
ed
th
at
f
o
r
9
0
0
MH
z
d
ia
m
o
n
d
d
ip
o
le
p
o
s
itio
n
ed
ap
p
r
o
x
i
m
atel
y
1
.
8
m
m
f
r
o
m
t
h
e
h
o
m
o
g
en
o
u
s
tr
u
n
k
p
h
an
to
m
,
t
h
e
cr
u
m
p
li
n
g
co
u
ld
h
a
v
e
a
s
u
b
s
tan
tial
e
f
f
ec
t
if
th
e
cr
u
m
p
l
in
g
d
ef
o
r
m
atio
n
p
er
ce
n
tag
e
i
s
h
i
g
h
er
t
h
a
n
1
3
.
6
4
%
f
o
r
1
0
g
S
A
R
a
n
d
3
5
.
8
4
%
f
o
r
th
e
1
g
an
d
p
o
in
t
S
AR
.
Ho
w
e
v
er
,
th
e
co
n
ce
r
n
o
n
th
e
r
ad
iatio
n
th
at
g
o
es
to
w
ar
d
s
h
u
m
an
s
e
n
s
it
iv
e
o
r
g
a
n
w
o
u
ld
n
o
t
b
e
th
e
is
s
u
ed
h
er
e
as th
er
e
is
n
o
s
i
g
n
i
f
ica
n
t e
n
h
a
n
ce
m
e
n
t i
n
t
h
e
en
er
g
y
p
en
etr
a
tio
n
d
ep
th
ev
e
n
f
o
r
th
e
m
o
s
t c
r
u
m
p
led
ca
s
e
s
.
-1
0
-8
-6
-4
-2
0
2
4
6
FL
A
T
l=
5
0
m
m
l=
4
0
m
m
l=
3
0
m
m
l=
2
5
m
m
l=
2
3
.
6
mm
l=
2
2
m
m
l=
2
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[1
]
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,
“
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]
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tern
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:
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)
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-
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.
[3
]
J.
F
.
F
e
rn
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n
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z
,
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t
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l.
,
“
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l
e
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ti
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:
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(
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)
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p
p
.
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–
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3
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.
[4
]
F
.
Bo
e
y
k
e
n
s,
e
t
a
l
.
,
“
Cy
li
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rica
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tan
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n
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t.
J
.
A
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s
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0
1
2
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1
–
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[5
]
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.
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a
lo
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.
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.
S
a
m
ii
,
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ti
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.
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]
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Qia
n
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d
R.
L
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p
p
.
1
–
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0
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.
[7
]
S
.
De
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e
t
a
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,
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De
sig
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P
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rf
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A
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sis
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[8
]
P
.
S
a
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.
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IEE
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.
[9
]
S
.
S
a
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k
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d
B.
G
u
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ta,
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n
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ra
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h
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ra
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o
f
re
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tan
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e
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ra
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le an
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li
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g
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rt
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lo
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t
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T
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c
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.
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,
v
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Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
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0
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8
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8708
I
J
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a
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.
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li
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d
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t.
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ten
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s P
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l.
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[1
2
]
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.
S
a
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Y.
R
.
S
a
m
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,
“
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ti
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a
s:
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fe
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n
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Be
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In
p
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M
a
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a
n
d
Im
p
e
d
a
n
c
e
Ba
n
d
w
id
th
,
”
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E
Aer
o
sp
.
El
e
c
tr
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n
.
S
y
st.
M
a
g
.
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v
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e
:
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(
12
)
,
p
p
.
1
8
–
2
2
,
2
0
0
7
.
[1
3
]
M
.
a
.
R.
Os
m
a
n
,
e
t
a
l
.
,
“
T
e
x
ti
le
UW
B
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ten
n
a
Be
n
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in
g
a
n
d
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P
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o
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n
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In
t.
J
.
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s
Pro
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v
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0
1
2
,
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p
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–
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2
.
[1
4
]
Y.
J.
F
e
n
g
,
e
t
a
l.
,
“
Ef
f
e
c
ts
O
f
Be
n
d
in
g
On
Im
p
e
d
a
n
c
e
A
n
d
Ra
d
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n
Ch
a
ra
c
teristics
Of
Re
c
ta
n
g
u
lar
W
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a
ra
b
le
A
n
ten
n
a
,
”
v
o
l
/i
ss
u
e
:
54
(
6
)
,
p
p
.
1
5
0
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–
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5
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1
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.
[1
5
]
T
.
A
n
d
ria
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ih
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riv
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la
m
e
n
a
,
e
t
a
l.
,
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n
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n
d
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f
fe
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,
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n
An
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d
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.
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l
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l.
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T
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7
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k
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rty
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p
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4
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[1
8
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.
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S
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,
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t
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l
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,
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t.
T
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o
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L
e
tt
.
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v
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l
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:
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(
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p
p
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3
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9
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M
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S
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S
h
a
k
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a
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,
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.
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Co
mm
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ra
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2
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i,
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3
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4
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5
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t
a
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9
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6
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.
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v
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l
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(
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p
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0
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.
[2
7
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F
e
d
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l
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m
m
u
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ica
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m
m
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,
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B
o
d
y
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issu
e
Die
lec
tri
c
P
a
ra
m
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t
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,
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On
li
n
e
]
.
A
v
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b
le:
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tt
p
:
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siti
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.
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4
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.
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