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,
12
].
Evaluation Warning : The document was created with Spire.PDF for Python.
IS
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272
2.
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o
f
r
e
que
n
c
y
i
de
nt
i
f
i
c
a
t
i
o
n
)
t
e
c
hn
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g
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c
o
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y
.
P
.
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r
i
pa
t
h
i
p
r
o
po
s
e
d
a
t
e
c
h
ni
que
t
o
r
e
a
l
i
z
e
D
S
D
L
s
y
s
t
e
m
[
13
].
T
h
e
us
e
r
i
s
f
i
r
s
t
r
e
gi
s
t
e
r
e
d
i
n
t
h
e
s
e
c
ur
i
t
y
s
y
s
t
e
m
a
n
d
h
i
s
d
a
t
a
i
s
c
o
pi
e
d
i
nt
o
t
h
e
R
F
ID
t
a
g.
W
h
e
n
t
h
e
us
e
r
c
o
m
e
s
t
o
t
h
e
e
nt
r
y
/
e
xi
t
po
i
nt
a
nd
pl
a
c
e
s
t
h
e
R
F
ID
t
a
g
i
n
t
h
e
r
e
a
de
r,
t
h
e
s
e
c
ur
i
t
y
s
y
s
t
e
m
c
h
e
c
ks
i
f
a
us
e
r
i
s
r
e
gi
s
t
e
r
e
d
o
r
n
o
t
.
If
r
e
gi
s
t
e
r
e
d,
t
h
e
do
o
r
w
i
l
l
o
pe
n
a
nd
c
l
o
s
e
i
m
m
e
di
a
t
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a
f
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f
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xe
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m
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pe
r
i
o
d.
O
t
h
e
r
w
i
s
e
,
us
e
r
do
e
s
n
o
t
pa
s
s
.
B
.
S
a
r
a
l
a
de
v
i
ha
s
de
s
i
gn
e
d
a
nd
i
m
pl
e
m
e
n
t
e
d
a
pa
s
s
w
o
r
d
b
a
s
e
d
s
e
c
ur
i
t
y
l
oc
k
s
y
s
t
e
m
.
If
t
h
e
e
n
t
e
r
e
d
pa
s
s
w
o
r
d
i
s
c
o
r
r
e
c
t
,
t
h
e
do
o
r
w
i
l
l
b
e
o
pe
n
e
d
by
a
n
a
c
t
u
a
t
o
r
w
hi
c
h
i
s
ut
i
l
i
z
e
d
t
o
r
o
t
a
t
e
t
h
e
do
o
r
l
o
c
k
h
a
n
dl
e
[1
6
]
.
I
n
[
14
],
K
a
m
e
l
i
a
e
t
a
l
.
h
a
v
e
purpo
s
e
d
a
s
e
c
ur
e
H
A
S
us
i
n
g
B
l
ue
t
o
o
t
h
t
e
c
hn
o
l
o
g
y
.
T
h
e
pu
r
po
s
e
d
H
A
S
i
s
r
e
l
i
e
s
o
n
A
n
d
r
o
i
d
pl
a
t
f
o
r
m
.
Y
.
T
.
P
a
rk
ha
d
pu
rpo
s
e
d
a
di
g
i
t
a
l
do
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r
l
o
c
k
b
a
s
e
d
H
A
S
w
h
i
c
h
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xpl
o
i
t
s
t
h
e
f
ul
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dv
a
n
t
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ge
o
f
Z
i
gBe
e
t
e
c
hn
o
l
o
g
y
b
a
s
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d
w
i
r
e
l
e
s
s
s
e
n
s
o
r
n
e
t
w
o
r
ks
[1
5
]
.
W
e
f
o
un
d
t
hr
o
ug
h
t
h
e
s
u
r
v
e
y
,
s
o
m
e
of
t
h
e
pe
r
v
i
o
us
i
m
p
l
e
m
e
nt
e
d
D
S
D
L
s
y
s
t
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m
s
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xpe
n
s
i
v
e
.
O
t
h
e
r
s
do
n
o
t
p
rov
i
de
m
ul
t
i
l
e
v
e
l
f
un
c
t
i
o
na
l
i
t
i
e
s
.
3.
H
A
R
D
WA
R
E
C
O
M
P
O
N
EN
TS
3.
1
.
A
c
tu
ato
r
A
c
t
ua
t
o
r
o
r
s
e
r
v
o
m
o
t
o
r
(D
S
04
–
N
F
C),
i
s
a
c
h
e
a
p
,
h
i
g
h
–
t
o
rque
a
n
d
360
0
r
o
t
a
t
i
o
n
m
o
t
o
r
w
h
i
c
h
c
a
n
r
o
t
a
t
e
c
o
n
t
i
n
u
a
l
l
y
w
i
t
h
f
o
r
w
a
r
d
/
r
e
v
e
r
s
e
di
r
e
c
t
i
o
n
[
21
].
D
S
04
–
N
F
C
i
s
c
a
pa
b
l
e
of
l
o
c
k/
un
l
o
c
k
t
h
e
do
o
r
i
n
r
e
a
l
–
t
i
m
e
.
I
n
t
h
e
i
m
pl
e
m
e
n
t
e
d
s
y
s
t
e
m
,
D
S
04
–
N
F
C
i
s
a
c
t
i
v
a
t
e
d
v
i
a
f
i
n
ge
r
p
r
i
nt
r
e
a
de
r.
S
o
m
e
o
f
t
h
e
m
a
i
n
f
e
a
t
ur
e
s
o
f
t
h
e
D
S
04
–
N
F
C
m
o
t
o
r
w
e
us
e
d
a
r
e
l
i
s
t
e
d
b
e
l
ow
[
22
]
a)
O
pe
r
a
t
i
n
g
v
o
l
t
a
ge
:
4.
8
–
6v
.
b)
Cu
rr
e
nt
:
<
1
000
m
A
.
c)
D
i
m
e
n
s
i
o
n
s
:
39
.
5
x
40.
8
x
20
m
m
.
d)
O
pe
r
a
t
i
n
g
t
e
m
pe
ra
t
u
r
e
:
0
–
600
C.
3.
2
.
G
r
o
v
e
-
fi
n
g
e
r
p
r
i
n
t
s
e
n
s
o
r
O
n
e
o
f
t
h
e
m
o
s
t
c
o
m
m
o
n
de
v
i
c
e
s
i
n
us
e
w
h
i
c
h
a
c
t
s
a
s
a
d
a
t
a
e
nt
r
y
de
v
i
c
e
i
s
t
h
e
f
i
n
ge
r
p
r
i
nt
s
e
n
s
o
r
.
F
i
nge
r
p
ri
nt
s
e
n
s
o
r
,
i
s
a
n
o
pt
i
c
a
l
s
e
n
s
o
r
t
h
a
t
w
i
l
l
a
l
l
o
w
a
ddi
ng
f
i
n
ge
r
p
ri
nt
i
de
nt
i
f
i
c
a
t
i
o
n
a
nd
v
e
r
i
f
i
c
a
t
i
o
n
[23]
.
T
h
e
s
e
n
s
o
r
c
a
n
r
e
c
o
r
d
up
t
o
200
f
i
n
ge
r
p
r
i
nt
s
,
a
nd
e
a
c
h
r
e
c
o
r
de
d
f
i
n
ge
r
p
ri
n
t
a
ppo
i
n
t
s
a
n
ID
f
r
o
m
0
t
o
199
.
T
h
i
s
s
e
n
s
o
r
c
o
m
e
s
w
i
t
h
f
o
ur
w
i
r
e
s
i
n
d
i
f
fe
r
e
nt
c
o
l
o
r
s
a
s
de
pi
c
t
e
d
i
n
T
a
b
l
e
1
[24]
.
T
a
b
l
e
1
.
F
i
nge
r
p
ri
n
t
s
e
n
s
o
r
w
i
r
e
s
f
u
n
c
t
i
o
n
de
s
c
ri
pt
i
o
n
[24]
P
i
n
n
u
m
b
e
r
Co
l
o
r
F
u
n
c
t
i
o
n
d
e
s
c
ri
p
t
i
o
n
1
Re
d
+
5
V
P
o
w
e
r
s
u
p
p
l
y
i
n
p
u
t
2
Y
e
l
l
o
w
T
x
w
i
r
e
fo
r
T
T
L
s
e
n
s
o
r
3
W
h
i
t
e
Rx
w
i
re
fo
r
T
T
L
s
e
n
s
o
r
4
b
l
a
c
k
GND
3.
3
.
A
r
d
u
i
n
o
n
an
o
b
o
ar
d
A
r
du
i
n
o
N
a
n
o
i
s
a
b
r
e
a
db
o
a
r
d
–
f
ri
e
ndl
y
m
i
c
r
o
–
c
o
n
t
r
o
l
l
e
r
w
h
i
c
h
c
o
m
m
u
ni
c
a
t
e
s
w
i
t
h
D
S
04
–
N
F
C
s
e
r
v
o
m
o
t
o
r
a
n
d
t
r
i
gge
r
s
a
do
o
r
b
a
s
e
d
o
n
t
h
e
c
o
m
m
a
n
d
r
e
c
e
i
ve
d
f
r
o
m
f
i
n
ge
r
p
ri
n
t
s
e
n
s
o
r
[25]
.
It
c
o
nt
a
i
n
s
U
S
B
c
o
n
n
e
c
t
i
o
n
,
c
r
y
s
t
a
l
o
s
c
i
l
l
a
t
o
r
,
e
i
g
h
t
a
na
l
o
gs
(I/
O
)
,
t
w
e
l
v
e
di
gi
t
a
l
s
(I/
O
)
,
a
n
d
a
r
e
s
e
t
b
ut
t
o
n
.
It
s
o
pe
ra
t
i
ng
vo
l
t
a
ge
i
s
5v
[
26
,
27
]
.
4.
D
S
D
L
S
Y
S
TE
M
I
M
P
LE
M
EN
TA
TI
O
N
A
s
s
h
o
w
n
i
n
F
i
g
u
r
e
1
,
a
u
t
h
o
ri
z
e
d
us
e
r
s
s
h
o
ul
d
b
e
f
i
r
s
t
r
e
gi
s
t
e
r
e
d
w
i
t
h
t
h
e
s
y
s
t
e
m
.
R
e
gi
s
t
r
a
t
i
o
n
i
s
do
n
e
t
hr
o
ug
h
f
i
n
ge
r
p
ri
n
t
s
e
n
s
o
r
.
F
i
n
ge
r
p
ri
n
t
s
w
i
l
l
b
e
s
a
v
e
d
o
n
di
f
fe
r
e
n
t
ID
s
i
n
t
h
e
A
r
du
i
n
o
N
a
n
o
m
i
c
r
o
c
o
n
t
r
o
l
l
e
r
.
W
h
e
n
a
us
e
r
c
o
m
e
s
t
o
a
c
c
e
s
s
t
h
e
do
o
r
,
t
h
e
s
y
s
t
e
m
e
xa
m
i
n
e
s
i
f
i
t
i
s
r
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gi
s
t
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r
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d
us
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r
o
r
pr
e
t
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n
de
r
.
If
t
h
e
e
n
t
e
r
e
d
ID
i
s
m
a
t
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h
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d
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a
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s
s
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s
n
o
t
a
l
l
o
w
e
d.
Evaluation Warning : The document was created with Spire.PDF for Python.
In
do
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IS
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4752
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IS
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4752
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5.
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C
ES
[
1]
A
.
C
.
J
o
s
e
a
n
d
R
.
M
a
l
e
ki
a
n,
“
S
m
a
r
t
ho
m
e
a
ut
o
m
a
t
i
o
n
s
e
c
ur
i
t
y
:
a
l
i
t
e
r
a
t
ur
e
r
e
v
i
e
w
,
”
Sm
ar
t
C
R
,
v
o
l
.
5,
pp
.
269
-
28
5,
2015
.
[
2]
K
.
E
.
S
ko
uby
a
nd
P
.
L
y
n
g
g
a
a
r
d,
“
S
m
a
r
t
ho
m
e
a
nd
s
m
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r
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i
t
y
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o
l
ut
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o
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e
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a
bl
e
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o
T
,
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I
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nd
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o
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s
e
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c
e
s
,
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2
014
I
n
t
e
r
nat
i
on
al
C
o
nf
e
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e
nc
e
on
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on
t
e
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por
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r
y
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om
put
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ng
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nf
or
m
a
t
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c
s
(
I
C
3
I
)
,
M
y
s
o
r
e
,
pp.
87
4
-
878,
2
014
.
[
3]
N
.
A
.
B
.
Z
a
i
na
l
,
e
t
a
l
.
,
“
G
a
t
e
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y
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nk
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e
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t
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o
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s
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a
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t
y
ne
t
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ks
,
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I
ndo
ne
s
i
an
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our
nal
o
f
E
l
e
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t
r
i
c
a
l
E
ngi
ne
e
r
i
ng
and
C
om
p
ut
e
r
Sc
i
e
nc
e
,
v
o
l
.
14
,
pp
.
834
-
84
2,
20
19.
[
4]
N
.
A
l
-
S
ha
r
e
e
f
i
,
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C
o
m
pa
r
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s
o
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o
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hr
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s
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e
t
w
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ks
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I
r
aq
i
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ou
r
na
l
f
o
r
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om
pu
t
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r
s
and
I
nf
o
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m
a
t
i
c
s
,
v
o
l
.
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,
p
p.
9
-
14,
2
019
.
[
5]
C.
P
.
O
o
i
,
e
t
a
l
.
,
“
F
P
G
A
-
ba
s
e
d
e
m
be
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a
r
c
hi
t
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o
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n,
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ndo
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n
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our
nal
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al
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ne
e
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nd
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om
pu
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r
S
c
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e
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e
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J
E
E
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S)
,
v
o
l
.
1
4,
n
o
.
2,
p
p.
64
6
-
652,
2
019
.
[
6]
J
.
A
.
A
l
dha
i
ba
n
i
,
e
t
a
l
.
,
“
E
f
f
e
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t
of
r
e
l
a
y
l
oc
a
t
i
o
n
o
n
t
w
o
-
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y
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L
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c
e
l
l
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l
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r
ne
t
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ks
,
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nt
e
r
n
at
i
on
al
J
o
ur
na
l
of
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l
e
c
t
r
on
i
c
s
an
d
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om
m
uni
c
a
t
i
o
n
E
n
gi
ne
e
r
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ng
&
T
e
c
hnol
ogy
(
I
J
E
C
E
T
)
,
v
o
l
.
3,
pp.
38
5
-
399,
2
012
.
[
7]
H
.
S
.
O
b
a
i
d,
e
t
a
l
.
,
“
I
nt
e
r
ne
t
o
f
T
hi
ng
s
a
nd
W
i
r
e
l
e
s
s
S
e
ns
o
r
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e
t
w
o
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ks
f
o
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E
nv
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nm
e
nt
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l
N
o
i
s
e
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e
n
s
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I
s
s
ue
s
a
n
d
C
ha
l
l
e
ng
e
s
,
”
J
our
nal
o
f
Sou
t
hw
e
s
t
J
i
ao
t
o
ng
U
ni
v
e
r
s
i
t
y
,
v
o
l
.
54
,
n
o
.
6,
pp
.
1
-
11,
20
19.
[
8]
R
.
B
e
a
t
t
y
,
e
t
a
l
.
,
“
N
e
t
w
o
r
k
s
e
c
ur
i
t
y
a
na
l
y
s
i
s
f
o
r
s
m
a
r
t
a
p
pl
i
a
nc
e
s
,
”
G
oo
g
l
e
P
a
t
e
n
t
s
,
2
019
.
[
9]
A
.
G
ha
r
a
i
b
e
h
,
e
t
a
l
.
,
“
S
m
a
r
t
C
i
t
i
e
s
:
A
S
ur
v
e
y
o
n
D
a
t
a
M
a
na
g
e
m
e
n
t
,
S
e
c
ur
i
t
y
,
a
nd
E
na
bl
i
ng
T
e
c
hno
l
o
g
i
e
s
,
”
i
n
I
E
E
E
C
om
m
uni
c
at
i
on
s
Sur
v
e
y
s
&
T
ut
o
r
i
a
l
s
,
v
o
l
.
1
9,
no
.
4,
p
p.
24
56
-
2501
,
2017
.
[
10]
L
.
C
ui
,
e
t
a
l
.
,
“
S
e
c
ur
i
t
y
a
nd
P
r
i
v
a
c
y
i
n
S
m
a
r
t
C
i
t
i
e
s
:
C
ha
l
l
e
ng
e
s
a
nd
O
ppo
r
t
uni
t
i
e
s
,
”
i
n
I
E
E
E
A
c
c
e
s
s
,
v
o
l
.
6
,
pp.
46
134
-
461
45,
2
018
.
[
11]
P
.
H
o
ng
,
e
t
a
l
.
,
“
T
h
r
e
a
t
-
B
a
s
e
d
S
e
c
ur
i
t
y
A
na
l
y
s
i
s
f
o
r
t
he
D
o
m
e
s
t
i
c
S
m
a
r
t
H
o
m
e
A
ppl
i
a
nc
e
,
”
K
I
P
S
T
r
ans
a
c
t
i
o
ns
on
C
om
put
e
r
and
C
om
m
u
ni
c
at
i
on
S
y
s
t
e
m
s
,
v
o
l
.
6
,
pp
.
143
-
158
,
201
7.
[
12]
P
.
M
c
D
a
n
i
e
l
a
nd
S
.
M
c
L
a
ug
hl
i
n
,
“
S
e
c
ur
i
t
y
a
nd
pr
i
v
a
c
y
c
ha
l
l
e
ng
e
s
i
n
t
he
s
m
a
r
t
g
r
i
d,
”
I
E
E
E
Se
c
u
r
i
t
y
&
P
r
i
v
ac
y
,
v
o
l
.
7,
pp
.
75
-
77
,
2009
.
[
13]
G
.
K
.
V
e
r
m
a
a
n
d
P
.
T
r
i
pa
t
h
i
,
“
A
di
g
i
t
a
l
s
e
c
u
r
i
t
y
s
y
s
t
e
m
w
i
t
h
doo
r
l
o
c
k
s
y
s
t
e
m
us
i
ng
R
F
I
D
t
e
c
hno
l
o
gy
,
”
I
nt
e
r
n
at
i
on
al
J
o
ur
n
al
o
f
C
om
put
e
r
A
pp
l
i
c
a
t
i
ons
,
v
o
l
.
5
,
pp
.
6
-
8
,
20
10.
[
14]
L
.
K
a
m
e
l
i
a
,
e
t
a
l
.
,
“
D
o
o
r
–
a
ut
o
m
a
t
i
o
n
s
y
s
t
e
m
us
i
ng
b
l
ue
t
o
o
t
h
–
ba
s
e
d
a
nd
r
o
i
d
f
o
r
m
o
bi
l
e
pho
ne
,
”
A
R
P
N
J
ou
r
na
l
of
E
ngi
ne
e
r
i
n
g
and
A
pp
l
i
e
d
Sc
i
e
nc
e
s
,
v
o
l
.
9
,
pp
.
1759
-
17
62
,
2014
.
[
15]
Y
.
T
.
P
a
r
k
,
e
t
a
l
.
,
“
S
m
a
r
t
di
g
i
t
a
l
do
o
r
l
o
c
k
f
o
r
t
he
ho
m
e
a
ut
o
m
a
t
i
o
n,
”
i
n
T
E
N
C
O
N
2009
-
20
09
I
E
E
E
R
e
gi
on
10
C
onf
e
r
e
nc
e
,
pp
.
1
-
6
,
2009
.
[
16]
S
.
S
e
dhum
a
d
ha
v
a
n
a
nd
B
.
S
a
r
a
l
a
de
v
i
,
“
O
p
t
i
m
i
z
e
d
L
o
c
ki
ng
a
nd
U
n
l
o
c
ki
ng
a
S
y
s
t
e
m
U
s
i
ng
A
r
dui
no
,
”
I
nt
e
r
n
at
i
on
al
J
our
nal
o
f
I
nn
ov
a
t
i
v
e
R
e
s
e
ar
c
h
i
n
C
om
pu
t
e
r
a
nd
C
om
m
un
i
c
a
t
i
on
E
ngi
ne
e
r
i
n
g
,
v
o
l
.
2
,
no
.
11
,
p
p.
66
58
-
6663
,
201
4.
[
17]
D
.
M
.
K
um
a
r
,
e
t
a
l
.
,
“
A
ndr
o
i
d
b
a
s
e
d
s
m
a
r
t
do
o
r
l
o
c
ki
ng
s
y
s
t
e
m
w
i
t
h
m
u
l
t
i
us
e
r
a
n
d
m
ul
t
i
l
e
v
e
l
f
unc
t
i
o
na
l
i
t
i
e
s
,
”
I
nt
e
r
n
at
i
on
al
J
o
ur
n
al
o
f
A
dv
anc
e
d
R
e
s
e
ar
c
h
i
n
C
om
pu
t
e
r
and
C
om
m
un
i
c
at
i
on
E
ng
i
ne
e
r
i
ng
(
I
J
A
R
C
C
E
)
,
v
o
l
.
5
,
no
.
2
,
pp.
1
15
-
118
,
2016
.
[
18]
Y
.
T
.
P
a
r
k
,
e
t
a
l
.
,
“
S
m
a
r
t
d
i
g
i
t
a
l
do
o
r
l
o
c
k
f
o
r
t
he
ho
m
e
a
u
t
o
m
a
t
i
o
n,
”
T
E
N
C
O
N
200
9
-
2
009
I
E
E
E
R
e
gi
o
n
10
C
onf
e
r
e
nc
e
,
S
i
ng
a
po
r
e
,
pp
.
1
-
6,
200
9
.
[
19]
N.
K
um
bha
r
a
nd
P
.
M
a
ne
-
D
e
s
hm
ukh
,
“
S
m
a
r
t
do
o
r
l
o
c
ki
ng
s
y
s
t
e
m
us
i
ng
W
i
r
e
l
e
s
s
C
o
m
m
uni
c
a
t
i
o
n
T
e
c
hno
l
ogy
,
”
I
nt
e
r
n
at
i
on
al
J
o
ur
n
al
f
or
R
e
s
e
ar
c
h
i
n
A
ppl
i
e
d
S
c
i
e
nc
e
&
E
ng
i
ne
e
r
i
ng
T
e
c
h
nol
ogy
,
v
o
l
.
5
,
pp.
5
07
-
512
,
2017
.
[
20]
J.
I
.
J
e
o
ng
,
“
A
s
t
udy
o
n
t
he
I
o
T
ba
s
e
d
s
m
a
r
t
do
o
r
l
o
c
k
s
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