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Evaluation Warning : The document was created with Spire.PDF for Python.
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in
[
1
0
]
.
T
h
e
r
eso
n
an
ce
b
eh
av
io
r
o
f
a
s
in
g
le
p
atch
u
n
it
ce
ll
a
n
d
a
4
ele
m
e
n
t
u
n
it
ce
ll
h
a
s
b
ee
n
t
h
o
r
o
u
g
h
l
y
ex
a
m
i
n
ed
w
it
h
0
.
2
5
4
m
m
th
ic
k
R
o
g
er
s
5
8
8
0
s
u
b
s
tr
ate.
A
tec
h
n
iq
u
e
h
as
b
ee
n
in
tr
o
d
u
ce
d
to
li
m
it
t
h
e
m
u
tu
al
co
u
p
lin
g
b
et
w
ee
n
th
e
ele
m
e
n
ts
w
h
ic
h
is
ca
u
s
ed
b
y
t
h
e
as
y
m
m
etr
y
in
t
h
e
p
h
y
s
ica
l d
esig
n
o
f
t
h
e
ele
m
e
n
ts
.
2.
RE
SU
L
T
S AN
D
D
I
SCU
SS
I
O
NS
T
h
e
s
elec
ted
d
es
ig
n
o
f
u
n
it
c
ell
ele
m
e
n
t
h
a
s
b
ee
n
i
n
v
est
ig
ated
u
s
i
n
g
Fi
n
ite
I
n
te
g
r
al
Me
t
h
o
d
(
FIM
)
w
it
h
i
n
f
i
n
ite
ar
r
a
y
ap
p
r
o
ac
h
.
I
t
h
as
b
ee
n
an
al
y
ze
d
t
h
at,
b
y
ti
ltin
g
o
n
e
s
id
e
o
f
t
h
e
s
q
u
ar
e
p
atch
ele
m
en
t
o
f
f
er
s
b
r
o
ad
b
an
d
r
eso
n
an
t
f
ea
tu
r
e
s
.
T
h
e
tilt
in
g
o
f
t
h
e
o
n
e
s
id
e
o
f
t
h
e
ele
m
en
t
cr
ea
te
s
as
y
m
m
etr
y
b
et
w
ee
n
t
w
o
s
id
es
an
d
in
tr
o
d
u
ce
s
t
w
o
d
if
f
er
en
t
l
en
g
t
h
s
f
o
r
th
e
s
a
m
e
ele
m
e
n
t
a
t
o
p
p
o
s
ite
s
id
es.
T
h
ese
t
w
o
len
g
t
h
s
ar
e
alig
n
ed
in
th
e
s
a
m
e
d
ir
ec
tio
n
o
f
t
h
e
in
c
id
en
t
elec
tr
ic
f
ield
as
s
h
o
w
n
in
Fig
u
r
e
2
(
a
)
,
cr
ea
tin
g
t
w
o
d
if
f
er
e
n
t
v
a
l
u
es
o
f
r
ef
lecte
d
elec
tr
ic
f
ield
(
E
1
an
d
E
2
)
.
T
h
ese
t
w
o
d
if
f
er
en
t
m
ag
n
i
tu
d
es
o
f
r
e
f
lecte
d
elec
tr
ic
f
ield
ar
e
t
h
e
m
ai
n
r
ea
s
o
n
b
eh
i
n
d
t
h
e
d
u
al
r
eso
n
a
n
ce
r
esp
o
n
s
e
o
f
t
h
e
ele
m
e
n
t
w
h
ic
h
ca
n
b
e
s
ee
n
f
r
o
m
Fi
g
u
r
e
3
(
a
)
.
A
s
th
e
s
i
n
g
le
ele
m
e
n
t
i
s
a
n
al
y
ze
d
w
it
h
i
n
f
i
n
i
te
ar
r
a
y
ap
p
r
o
ac
h
,
th
i
s
d
u
al
r
eso
n
an
ce
r
esp
o
n
s
e
s
h
o
u
ld
b
e
ap
p
licab
le
f
o
r
an
y
n
u
m
b
er
o
f
e
le
m
e
n
t
s
o
n
a
r
ef
le
ctar
r
ay
.
Ho
w
e
v
er
,
w
h
en
a
4
el
e
m
en
t
u
n
it
ce
ll
co
m
p
r
i
s
i
n
g
o
f
s
a
m
e
e
le
m
e
n
t
s
h
as
b
ee
n
ca
lcu
lated
,
its
r
ef
lectio
n
r
esp
o
n
s
e
d
eter
io
r
ated
.
T
h
is
ca
n
clea
r
l
y
b
e
o
b
s
er
v
ed
f
r
o
m
Fi
g
u
r
e
3
(
a
)
w
h
er
e
its
t
w
o
r
eso
n
a
n
ce
s
alo
n
g
s
id
e
its
r
ef
lectio
n
lo
s
s
v
alu
e
s
co
n
s
id
er
ab
ly
c
h
a
n
g
ed
f
r
o
m
th
e
ir
o
r
ig
in
a
l
p
o
s
itio
n
.
(
a)
(
b
)
Fig
u
r
e
2
.
A
r
r
an
g
e
m
en
t o
f
p
atch
ele
m
e
n
t
s
f
o
r
r
ef
lecta
r
r
a
y
(
a)
4
elem
e
n
t
u
n
it c
ell
(
b
)
u
n
it c
el
l
w
it
h
m
ir
r
o
r
in
g
th
e
ele
m
en
t
s
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2088
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8708
I
n
t J
E
lec
&
C
o
m
p
E
n
g
,
Vo
l.
8
,
No
.
3
,
J
u
n
e
201
8
:
1
8
8
2
–
1886
1884
(
a)
(
b
)
Fig
u
r
e
3
.
R
ef
lect
io
n
lo
s
s
a
n
d
r
ef
lectio
n
p
h
ase
c
u
r
v
es o
f
r
ef
le
ctar
r
ay
u
n
it c
ells
(
a)
C
o
m
p
ar
i
s
o
n
b
et
w
ee
n
s
i
n
g
le
an
d
4
ele
m
en
t
u
n
it c
ells
(
b
)
C
o
m
p
ar
is
o
n
b
et
w
ee
n
s
in
g
le
u
n
it
ce
ll a
n
d
u
n
it c
ell
w
it
h
m
ir
r
o
r
in
g
t
h
e
e
le
m
en
ts
T
h
e
r
ea
s
o
n
b
eh
in
d
th
at
is
t
h
e
t
ilted
elec
tr
ic
f
ield
(
E
2
)
w
h
ic
h
g
en
er
ate
s
t
w
o
m
o
r
e
elec
tr
ic
co
m
p
o
n
en
t
s
w
h
ic
h
ar
e
E
2x
an
d
E
2y
.
E
2y
is
alr
ea
d
y
i
n
th
e
s
a
m
e
d
ir
ec
tio
n
o
f
E
1
w
h
er
ea
s
E
2x
is
i
n
t
h
e
o
r
th
o
g
o
n
al
d
ir
ec
tio
n
to
it.
T
h
e
E
2x
co
m
p
o
n
e
n
t
s
o
f
all
ele
m
e
n
ts
in
t
h
e
r
ef
lecta
r
r
a
y
ar
e
ad
d
ed
u
p
to
g
et
h
er
d
u
e
to
th
e
s
a
m
e
d
ir
ec
tio
n
to
g
en
er
ate
m
u
t
u
al
co
u
p
li
n
g
as
s
h
o
w
n
i
n
Fi
g
u
r
e
2
(
a
)
.
T
h
is
m
u
tu
a
l
co
u
p
li
n
g
ca
n
c
h
a
n
g
e
r
eso
n
an
ce
f
r
eq
u
e
n
c
y
,
r
ef
lectio
n
p
h
a
s
e
an
d
ca
n
in
tr
o
d
u
ce
h
i
g
h
cr
o
s
s
p
o
lar
izatio
n
with
h
ig
h
s
id
e
lo
b
e
lev
el
s
f
o
r
a
r
ef
lecta
r
r
a
y
.
T
ab
le
1
.
T
h
e
R
ef
lectio
n
R
esp
o
n
s
e
o
f
R
e
f
lecta
r
r
a
y
U
n
it C
e
ll
E
le
m
e
n
ts
U
n
i
t
C
e
l
l
Ty
p
e
M
a
x
i
m
u
m
R
e
f
l
e
c
t
i
o
n
L
o
ss
(
dB
)
R
e
so
n
a
n
t
F
r
e
q
u
e
n
c
y
(
GHz
)
S
l
o
p
e
o
f
R
e
f
l
e
c
t
i
o
n
P
h
a
se
(
/
G
H
z
)
S
i
n
g
l
e
1
.
6
26
2
9
0
4
El
e
me
n
t
2
.
9
2
5
.
7
5
0
5
4
El
e
me
n
t
M
i
r
r
o
r
1
.
6
26
2
9
0
T
h
e
m
u
tu
al
co
u
p
li
n
g
ef
f
ec
t
ca
n
al
s
o
b
e
o
b
s
er
v
ed
f
r
o
m
T
ab
le
1
,
w
h
er
e
r
ef
lec
tio
n
r
e
s
p
o
n
s
e
o
f
ea
c
h
t
y
p
e
o
f
ele
m
e
n
t
i
s
r
ec
o
r
d
ed
.
I
t
ca
n
b
e
s
ee
n
f
r
o
m
T
ab
le
1
th
at,
th
e
r
eso
n
an
t
f
r
eq
u
e
n
c
y
o
f
4
ele
m
en
t
u
n
it
ce
ll
ch
an
g
ed
f
r
o
m
2
6
GHz
to
2
5
.
7
GHz
.
I
ts
m
a
x
i
m
u
m
r
e
f
lectio
n
lo
s
s
v
al
u
e
h
as
also
b
ee
n
in
cr
e
ased
u
p
to
2
.
9
d
B
as
co
m
p
ar
ed
to
1
.
6
d
B
o
f
s
in
g
le
u
n
i
t
ce
ll.
T
h
e
m
u
t
u
al
co
u
p
li
n
g
also
af
f
ec
t
s
an
d
in
cr
ea
s
e
s
th
e
s
lo
p
e
o
f
r
ef
lectio
n
p
h
ase
o
f
4
ele
m
en
t
u
n
it
ce
l
l
b
y
5
0
5
/
GHz
.
A
s
m
o
o
t
h
er
r
ef
le
ctio
n
p
h
ase
c
u
r
v
e
w
it
h
lo
w
s
l
o
p
e
en
s
u
r
es
a
w
id
e
r
b
an
d
w
id
t
h
p
er
f
o
r
m
a
n
ce
.
T
h
is
s
h
o
w
s
th
a
t,
in
tr
o
d
u
ctio
n
o
f
m
u
tu
a
l
co
u
p
li
n
g
b
et
w
ee
n
th
e
el
e
m
en
ts
ca
n
i
n
cr
ea
s
e
th
e
lo
s
s
,
d
ec
r
ea
s
e
th
e
b
an
d
w
i
d
th
a
n
d
ca
n
d
r
asti
ca
ll
y
af
f
ec
t
th
e
g
a
in
an
d
b
an
d
w
id
th
p
er
f
o
r
m
a
n
ce
o
f
a
f
u
l
l
r
ef
lecta
r
r
a
y
as a
w
h
o
le.
T
h
is
is
s
u
e
o
f
m
u
t
u
al
co
u
p
lin
g
ca
n
b
e
a
v
o
id
ed
b
y
p
h
y
s
icall
y
m
ir
r
o
r
in
g
t
h
e
o
r
ien
ta
tio
n
o
f
t
h
e
ele
m
e
n
t
s
as
s
h
o
w
n
in
Fi
g
u
r
e
2
(
b
)
.
T
h
e
s
a
m
e
tec
h
n
iq
u
e
i
s
u
s
ed
i
n
[
1
1
]
w
h
er
e
th
e
ele
m
e
n
t
s
w
it
h
s
tu
b
li
n
es
ar
e
u
s
ed
.
Ho
w
e
v
er
i
n
t
h
is
w
o
r
k
,
t
h
is
te
ch
n
iq
u
e
i
s
ap
p
lied
o
n
t
h
e
p
h
y
s
icall
y
as
y
m
m
etr
ic
ele
m
e
n
ts
.
B
y
d
o
in
g
s
o
,
all
E
2x
co
m
p
o
n
e
n
t
s
w
h
ic
h
ar
e
r
esp
o
n
s
ib
le
f
o
r
cr
ea
tin
g
m
u
t
u
al
co
u
p
lin
g
ar
e
ca
n
ce
led
w
it
h
ea
ch
o
th
er
d
u
e
to
o
p
p
o
s
ite
d
ir
ec
tio
n
s
.
T
h
is
co
n
ce
p
t
ca
n
b
e
p
r
o
v
ed
b
y
an
al
y
zi
n
g
Fig
u
r
e
3
(
b
)
w
h
er
e
m
ir
r
o
r
elem
e
n
ts
ar
e
s
h
o
w
in
g
th
e
s
a
m
e
r
eso
n
an
t
r
e
s
p
o
n
s
e
as
o
f
a
s
in
g
le
u
n
it
ce
ll
ele
m
e
n
t.
T
ab
le
1
a
ls
o
co
n
f
ir
m
s
th
e
e
li
m
in
a
tio
n
o
f
m
u
t
u
al
co
u
p
lin
g
w
h
er
e
r
ef
lec
t
io
n
r
esp
o
n
s
e
o
f
u
n
it
ce
ll
w
it
h
m
ir
r
o
r
o
r
ien
tatio
n
co
in
cid
e
s
w
it
h
t
h
e
r
ef
lectio
n
r
esp
o
n
s
e
o
f
s
i
n
g
l
e
u
n
i
t c
ell.
T
h
e
r
ef
lectio
n
lo
s
s
a
n
d
r
ef
lectio
n
p
h
ase
c
u
r
v
es o
f
b
o
th
u
n
it c
ell
s
ar
e
ex
ac
tl
y
s
a
m
e
w
h
ic
h
ca
n
p
r
o
v
id
e
ea
s
e
o
f
cr
ea
tin
g
a
lar
g
e
r
ef
lect
ar
r
ay
.
3.
CO
N
CL
U
SI
O
N
T
h
e
b
an
d
w
id
th
o
f
a
s
q
u
ar
e
p
atch
r
ef
lecta
r
r
a
y
ele
m
en
t
ca
n
b
e
en
h
a
n
ce
d
b
y
i
n
tr
o
d
u
cin
g
as
y
m
m
etr
y
i
n
its
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[1
]
J.
Hu
a
n
g
a
n
d
J.
E
n
c
in
a
r,
"
Reflec
ta
rr
a
y
a
n
ten
n
a
s
"
,
USA
:
W
il
e
y
In
ter S
c
ien
c
e
,
2
0
0
7
.
[2
]
M
.
H.
Da
h
ri,
M
.
H.
Ja
m
a
lu
d
d
i
n
,
M
.
In
a
m
,
a
n
d
M
.
R.
Ka
m
a
ru
d
in
,
“
A
Re
v
ie
w
o
f
W
id
e
b
a
n
d
Re
f
lec
t
a
rra
y
A
n
ten
n
a
s
f
o
r
5
G
Co
m
m
u
n
ica
ti
o
n
S
y
ste
m
s,”
IEE
E
Acc
e
ss
,
v
o
l.
5
,
p
p
.
1
7
8
0
3
-
1
7
8
1
5
,
2
0
1
7
.
[3
]
M
.
H.
Da
h
r
i,
M
.
R.
K
a
m
a
ru
d
in
,
M
.
H.
Ja
m
a
lu
d
d
i
n
,
a
n
d
R.
R.
S
e
lv
a
ra
ju
,
“
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e
rf
o
rm
a
n
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e
In
v
e
stig
a
ti
o
n
o
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Re
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rra
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n
a
n
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e
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ts
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r
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m
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in
IE
EE
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if
ic
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n
fer
e
n
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ti
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s
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2
0
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,
p
.
A
c
c
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p
ted
.
[4
]
F
.
M
o
h
d
,
R
.
S
a
u
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,
Z
.
Jo
h
a
ri
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.
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.
Ra
h
i
m
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a
n
d
A
.
M
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Hu
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a
,
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n
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.
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5
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5
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.
[5
]
M
.
R.
C
h
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h
a
rm
ir,
J.
S
h
a
k
e
r,
a
n
d
H.
L
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g
a
y
,
“
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sin
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lem
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n
ts,
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T
ra
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An
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.
[6
]
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.
In
a
m
a
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Y.
Is
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ts,
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[7
]
D.
M
.
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o
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sig
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tarra
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ra
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[8
]
M
.
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S
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.
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n
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to
A
n
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l
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e
M
u
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l
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o
u
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li
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g
in
Re
f
lec
tarra
y
s,”
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E
An
ten
n
a
s
W
ire
l.
Pro
p
a
g
.
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e
tt
.
,
v
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8
,
p
p
.
6
9
7
-
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0
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0
0
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.
[9
]
M
.
R.
Isla
m
,
S
.
A
.
W
a
h
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e
b
,
R.
S
a
ra
h
,
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.
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.
Ya
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a
n
d
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.
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Ha
b
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e
b
i,
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A
2
X
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M
IM
O P
a
tch
A
n
ten
n
a
f
o
r
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u
lt
i
-
Ba
n
d
A
p
p
li
c
a
ti
o
n
s,”
In
d
o
n
e
s.
J
.
E
lec
tr.
En
g
.
In
f
o
rm
a
ti
c
s
,
v
o
l.
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,
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o
.
4
,
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p
.
3
8
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8
9
,
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.
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0
]
M
.
H.
Da
h
ri,
M
.
R.
Ka
m
a
ru
d
in
,
M
.
H.
Ja
m
a
lu
d
d
i
n
,
M
.
In
a
m
,
a
n
d
R.
S
e
lv
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ra
ju
,
“
Br
o
a
d
b
a
n
d
Re
so
n
a
n
t
El
e
m
e
n
ts
f
o
r
5
G
Re
f
l
e
c
tarra
y
A
n
ten
n
a
De
si
g
n
,
”
T
EL
KOM
NIKA
(
T
e
le
k
o
mm
u
n
ica
ti
o
n
Co
m
p
u
ti
n
g
,
El
e
c
tro
n
ics
a
n
d
Co
n
tro
l)
,
v
o
l.
1
5
,
n
o
.
1
,
2
0
1
7
.
[1
1
]
R.
S
.
M
a
lf
a
jan
i
a
n
d
Z.
A
tl
a
sb
a
f
,
“
De
sig
n
a
n
d
Im
p
lem
e
n
tatio
n
o
f
a
Du
a
l
-
Ba
n
d
S
in
g
le
L
a
y
e
r
Re
f
lec
ta
rra
y
in
X
a
n
d
K
Ba
n
d
s,”
IEE
E
T
ra
n
s.
A
n
ten
n
a
s P
ro
p
a
g
.
,
v
o
l.
6
2
,
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o
.
8
,
p
p
.
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4
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5
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g
.
2
0
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.
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RAP
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AUTH
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RS
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ro
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il
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P
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jo
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d
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a
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in
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n
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re
sp
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ti
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ly
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se
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Evaluation Warning : The document was created with Spire.PDF for Python.
I
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N
:
2088
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8708
I
n
t J
E
lec
&
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o
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p
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n
g
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Vo
l.
8
,
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3
,
J
u
n
e
201
8
:
1
8
8
2
–
1886
1886
a
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d
p
lan
a
r
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to
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s,
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teria
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h
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ro
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m
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ro
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ll
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m
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p
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p
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ti
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g
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ss
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e
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tro
m
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ti
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s
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se
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l
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h
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rs
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d
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tro
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ics
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r
s.
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se
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,
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m
m
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(im
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ten
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a
),
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a
n
d
m
icro
wa
v
e
c
o
m
m
u
n
ica
ti
o
n
s
y
ste
m
s,
a
n
d
a
n
ten
n
a
d
iv
e
rsity
.
M
o
re
o
v
e
r,
Dr K
a
m
a
ru
d
in
is
a
n
IEE
E
S
e
n
io
r
M
e
m
b
e
r
(S
M
IEE
E),
a
M
e
m
b
e
r
o
f
IET
(M
IET
),
a
n
Ex
e
c
u
ti
v
e
M
e
m
b
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f
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a
a
n
d
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ro
p
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g
a
ti
o
n
(A
P
/M
T
T
/E
M
C),
M
a
la
y
sia
Ch
a
p
ter,
a
n
d
a
M
e
m
b
e
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f
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ten
n
a
s
a
n
d
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ro
p
a
g
a
ti
o
n
S
o
c
iety
,
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E
Co
m
m
u
n
ica
ti
o
n
S
o
c
iety
,
IEE
E
M
icro
w
a
v
e
T
h
e
o
r
y
a
n
d
T
e
c
h
n
iq
u
e
s
S
o
c
iety
a
n
d
IEE
E
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e
c
tro
m
a
g
n
e
ti
c
Co
m
p
a
ti
b
il
it
y
S
o
c
iety
.
Evaluation Warning : The document was created with Spire.PDF for Python.