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d
.
K
ey
w
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r
d
s
:
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r
d
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o
GSM
tech
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lo
g
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R
ea
l ti
m
e
R
FID
Co
p
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rig
h
t
©
2
0
2
0
In
stit
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te o
f
A
d
v
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n
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g
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C
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Dep
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t
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p
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in
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,
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n
ter
n
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I
s
la
m
ic
Un
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s
it
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la
y
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Ma
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m
ail:
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as
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a
v
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tatio
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en
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f
GP
R
S
f
u
n
ct
io
n
alit
ies
w
h
ic
h
w
o
r
k
b
ased
o
n
2
G
an
d
3
G
w
h
ile
th
e
w
o
r
ld
is
m
o
v
i
n
g
to
w
ar
d
s
5
G
.
Ki
n
d
er
g
ar
ten
I
n
te
llig
e
n
ce
Sec
u
r
it
y
h
a
s
b
ee
n
p
r
o
p
o
s
ed
b
y
o
th
er
r
esear
c
h
er
s
.
T
h
e
p
r
o
p
o
s
ed
s
y
s
te
m
u
s
ed
m
icr
o
co
n
tr
o
ller
as
an
i
n
t
er
f
ac
e
b
et
w
ee
n
R
FID
a
n
d
GSM
m
o
d
e
m
.
T
h
e
R
FID
tag
s
w
e
r
e
em
b
ed
d
ed
in
s
id
e
th
e
ch
ild
r
en
u
n
i
f
o
r
m
i
n
o
r
d
er
to
p
r
o
v
id
e
th
e
s
ec
u
r
it
y
m
o
n
it
o
r
in
g
[
2
]
.
I
n
lin
e
w
i
th
I
n
d
u
s
tr
ial
R
ev
o
l
u
tio
n
4
.
0
,
t
h
e
s
y
s
te
m
w
o
r
k
ed
b
ased
o
n
I
n
ter
n
et
o
f
T
h
in
g
(
I
o
T
)
f
r
a
m
e
w
o
r
k
.
Data
b
ase
co
n
tai
n
in
g
th
e
s
t
u
d
en
ts
‟
in
f
o
r
m
atio
n
w
er
e
s
to
r
ed
in
a
clo
u
d
co
m
p
u
ti
n
g
s
er
v
ice
s
.
Ot
h
er
r
esear
ch
r
elate
d
to
c
h
ild
r
en
s
ec
u
r
it
y
s
y
s
te
m
is
av
ailab
le
i
n
[
3
]
.
I
n
[
4
]
,
GP
S/GP
R
S/GS
M
Mo
d
u
le
h
as
b
ee
n
u
s
ed
f
o
r
b
u
s
tr
ac
k
in
g
s
y
s
te
m
t
h
r
o
u
g
h
s
ate
llit
e
n
av
i
g
ati
o
n
.
Si
m
ilar
l
y
,
[
5
]
h
a
s
p
r
o
p
o
s
ed
A
r
d
u
in
o
Un
o
R
3
,
GSM
d
ev
ice
an
d
GP
S
to
tr
ac
k
th
e
ex
ac
t
an
d
ac
cu
r
ate
p
o
s
itio
n
o
f
th
e
v
e
h
i
cle
at
a
lo
ca
tio
n
in
r
ea
lt
i
m
e
o
n
s
m
ar
tp
h
o
n
e
ap
p
licatio
n
.
I
n
[
6
]
,
th
e
v
eh
icle
tr
ac
k
in
g
s
y
s
te
m
h
as
b
ee
n
p
r
o
p
o
s
ed
to
m
o
n
i
to
r
th
e
ex
ac
t
lo
ca
t
io
n
s
o
f
t
h
e
d
eliv
er
y
v
e
h
icle
u
s
ed
b
y
f
o
o
d
-
r
elate
d
b
u
s
i
n
ess
e
s
.
GSM
an
d
GP
S
tech
n
o
lo
g
ies
ar
e
al
w
a
y
s
i
m
p
o
r
tan
t
an
d
r
eliab
le
f
o
r
tr
ac
k
in
g
p
u
r
p
o
s
es
a
n
d
n
o
tific
atio
n
m
e
s
s
a
g
es
to
r
eg
i
s
ter
ed
u
s
er
s
.
I
n
th
e
p
r
o
j
ec
t,
GSM
h
as
b
ee
n
p
r
o
p
o
s
ed
as
m
ed
iu
m
f
o
r
s
e
n
d
i
n
g
n
o
tifi
ca
tio
n
s
to
p
ar
en
ts
o
n
t
h
ei
r
ch
ild
r
en
w
h
er
ea
b
o
u
t.
Sin
ce
m
a
n
y
y
ea
r
s
,
R
FID
h
a
s
b
ee
n
p
r
o
v
en
to
b
e
s
u
itab
le
a
n
d
ef
f
ec
ti
v
e
f
o
r
s
ec
u
r
it
y
p
u
r
p
o
s
es.
R
FID
i
s
w
ell
k
n
o
w
n
w
it
h
its
s
ec
u
r
it
y
ap
p
licatio
n
s;
f
o
r
ex
a
m
p
le
co
n
tr
o
l
o
f
m
u
l
tile
v
el
ca
r
p
ar
k
in
g
an
d
d
o
o
r
ac
ce
s
s
co
n
tr
o
l
f
o
r
d
if
f
er
en
t
t
y
p
e
o
f
u
s
er
s
[
7
,
8
]
.
I
n
[
9
]
,
m
e
s
s
a
g
e
w
ill
b
e
s
en
t
to
p
r
eset
n
u
m
b
er
if
t
h
er
e
ar
e
u
n
s
u
cc
e
s
s
f
u
l
atte
m
p
t
s
in
en
ter
in
g
i
n
co
r
r
ec
t
5
-
d
ig
it
p
ass
w
o
r
d
o
f
d
ig
ital
s
ec
u
r
it
y
d
o
o
r
,
as
a
m
ea
n
s
o
f
d
etec
tin
g
u
n
a
u
t
h
o
r
is
ed
in
tr
u
s
io
n
.
I
n
f
o
o
d
in
d
u
s
tr
y
,
R
FID
h
as
b
ee
n
p
r
o
p
o
s
ed
in
h
alal
in
d
u
s
tr
y
f
o
r
ch
ec
k
i
n
g
th
e
h
ala
l
s
tatu
s
o
f
f
o
o
d
[
10
]
.
R
FID
tag
w
a
s
e
m
b
ed
d
ed
at
th
e
f
o
o
d
p
a
ck
ag
i
n
g
an
d
t
h
e
u
n
iq
u
e
I
D
w
a
s
ch
ec
k
ed
/
m
atc
h
ed
w
it
h
th
e
h
a
lal
d
atab
ase.
I
n
ad
d
itio
n
,
i
n
[
1
1
]
p
r
esen
ted
t
h
e
R
FID
tec
h
n
o
lo
g
y
i
n
t
h
e
p
r
o
j
ec
t
ca
lled
W
eb
-
b
ased
L
ab
o
r
ato
r
y
A
tte
n
d
an
ce
S
y
s
te
m
(
L
AS)
.
T
h
e
s
tu
d
en
t
w
eb
-
b
ased
atten
d
an
ce
s
y
s
te
m
w
a
s
i
m
p
le
m
e
n
ti
n
g
t
h
e
Ser
ial
U
AR
T
R
FID
t
y
p
es
to
d
etec
t
t
h
e
u
n
iq
u
e
elec
tr
o
n
ic
s
er
ial
I
D
o
f
th
e
s
t
u
d
en
t
ca
r
d
.
T
h
e
s
y
s
te
m
w
a
s
in
te
g
r
ated
w
it
h
a
p
ass
iv
e
ca
r
d
ap
p
r
o
ac
h
th
at
h
as
b
ee
n
e
m
b
e
d
d
ed
in
s
id
e
th
e
s
tu
d
en
t
I
D
ca
r
d
.
T
h
e
u
s
e
o
f
clo
u
d
co
m
p
u
ti
n
g
s
er
v
ice
s
is
n
ee
d
ed
in
o
r
d
er
to
r
ec
o
r
d
th
e
d
ata
o
f
th
e
atten
d
an
ce
s
y
s
te
m
.
Oth
er
e
x
a
m
p
le
s
o
f
R
FID
a
p
p
licatio
n
s
ar
e
s
u
p
p
l
y
-
c
h
ain
ap
p
licatio
n
,
f
o
o
d
r
etaili
n
g
in
t
h
e
U
K
(
W
alm
ar
t)
,
w
i
n
e
te
m
p
er
atu
r
e
tr
ac
k
in
g
,
lib
r
ar
y
s
y
s
te
m
,
tr
ac
k
in
g
o
f
s
tu
d
e
n
t
m
o
v
e
m
e
n
t
a
n
d
s
tu
d
e
n
t
atte
n
d
an
c
e
m
o
n
ito
r
i
n
g
,
to
n
a
m
e
a
f
e
w
[
1
2
-
1
6
]
.
A
s
a
s
u
m
m
ar
y
,
R
FID
t
ec
h
n
o
lo
g
y
is
p
r
o
v
e
n
to
b
e
ab
le
to
w
o
r
k
f
o
r
r
ea
l
-
ti
m
e
tr
ac
k
in
g
a
n
d
s
ec
u
r
it
y
m
o
n
ito
r
in
g
.
R
ea
lis
i
n
g
t
h
e
i
m
p
o
r
ta
n
ce
o
f
s
ch
o
o
l
b
u
s
s
ec
u
r
it
y
i
n
th
e
f
o
r
m
o
f
c
h
ild
r
en
‟
s
s
a
f
et
y
,
t
h
is
p
r
o
j
ec
t
p
r
o
p
o
s
ed
a
d
ev
elo
p
m
e
n
t
o
f
s
af
et
y
a
n
d
s
ec
u
r
it
y
s
y
s
te
m
th
a
t
is
p
o
s
s
ib
le
to
b
e
i
m
p
le
m
e
n
t
ed
at
ev
er
y
s
c
h
o
o
l
b
u
s
s
e
s
r
eg
is
ter
ed
in
Ma
la
y
s
ia,
s
tar
tin
g
w
it
h
Kla
n
g
Val
le
y
a
r
ea
.
T
h
e
f
o
cu
s
g
r
o
u
p
is
all
s
c
h
o
o
l
ch
ild
r
en
f
r
o
m
k
in
d
er
g
ar
ten
to
s
ec
o
n
d
ar
y
wh
o
ar
e
u
s
in
g
s
ch
o
o
l
b
u
s
s
er
v
ices
.
T
h
is
s
ec
u
r
it
y
s
y
s
te
m
m
ain
l
y
co
m
p
r
is
e
s
o
f
A
r
d
u
i
n
o
as
a
m
icr
o
co
n
tr
o
ller
,
Glo
b
al
Sy
s
te
m
f
o
r
Mo
b
ile
co
m
m
u
n
icatio
n
(
GS
M)
an
d
R
ad
io
Fre
q
u
en
c
y
I
d
en
tif
icat
io
n
(
R
FID
)
ta
g
a
n
d
r
ea
d
er
.
B
esid
es
u
s
er
id
e
n
ti
f
icatio
n
,
R
FID
tec
h
n
o
lo
g
y
is
u
s
ed
f
o
r
atte
n
d
ac
e
tr
ac
k
k
er
;
to
co
u
n
t
e
v
er
y
e
n
tr
y
an
d
e
x
it
o
f
th
e
s
t
u
d
en
ts
f
r
o
m
t
h
e
s
c
h
o
o
l
b
u
s
es.
G
SM
tec
h
n
o
lo
g
y
i
s
u
s
ed
to
allo
w
t
h
e
co
m
m
u
n
icatio
n
b
etw
ee
n
tr
an
s
m
itter
(
o
n
t
h
e
s
c
h
o
o
l
b
u
s
)
an
d
t
h
e
r
ec
eiv
er
(
p
ar
en
ts
)
.
T
h
e
n
o
ti
f
icatio
n
m
es
s
ag
e
is
s
en
t
to
t
h
e
p
ar
en
t
s
b
y
u
s
in
g
t
h
e
S
h
o
r
t
Me
s
s
a
g
e
Ser
v
ice
(
S
MS)
w
it
h
s
t
u
d
en
ts
‟
d
etail
a
n
d
th
eir
w
h
er
ea
b
o
u
t
.
T
h
e
i
m
p
le
m
en
ta
tio
n
o
f
t
h
i
s
p
r
o
j
ec
t
co
u
ld
g
iv
e
p
ea
ce
o
f
m
in
d
to
th
e
p
ar
en
ts
w
h
o
ar
e
en
tr
u
s
tin
g
th
eir
ch
ild
r
en
tr
av
el
in
g
w
it
h
th
e
s
c
h
o
o
l
b
u
s
,
in
cr
ea
s
e
s
af
et
y
a
n
d
s
e
cu
r
it
y
,
r
ed
u
ce
an
x
iet
y
a
n
d
p
o
s
s
ib
l
y
w
o
u
ld
cr
ea
te
m
o
r
e
e
f
f
icie
n
t
w
o
r
k
in
g
e
n
v
ir
o
n
m
e
n
t.
Kla
n
g
Valle
y
h
as
b
e
en
ch
o
s
en
a
s
t
h
e
f
o
cu
s
ar
ea
d
u
e
to
r
eliab
ilit
y
o
f
GSM
co
n
n
ec
tio
n
a
n
d
h
i
g
h
d
ep
en
d
en
c
y
o
n
s
c
h
o
o
l
b
u
s
s
er
v
ice
s
f
r
o
m
w
o
r
k
in
g
p
ar
en
ts
.
2.
DE
S
I
G
N
O
F
SCH
O
O
L
B
US
SE
CUR
I
T
Y
SYS
T
E
M
T
h
is
r
esear
ch
p
r
o
p
o
s
ed
s
af
et
y
an
d
s
ec
u
r
it
y
s
o
l
u
tio
n
o
f
s
c
h
o
o
l
b
u
s
tr
a
n
s
p
o
r
tatio
n
w
h
er
e
p
ar
en
ts
ar
e
in
f
o
r
m
ed
ab
o
u
t
t
h
eir
c
h
ild
r
en
w
h
er
ea
b
o
u
t
v
ia
SMS
w
it
h
atte
n
d
an
ce
s
y
s
te
m
.
T
h
e
p
r
o
p
o
s
ed
s
y
s
te
m
ta
k
e
co
u
n
t
at
ev
er
y
e
n
tr
y
a
n
d
ex
i
t
o
f
s
tu
d
en
ts
b
ased
o
n
r
ec
o
g
n
izi
n
g
t
h
e
u
n
iq
u
e
id
en
t
if
ica
tio
n
i
n
f
o
r
m
atio
n
o
f
t
h
e
R
FID
tech
n
o
lo
g
y
.
O
n
ce
a
s
t
u
d
en
t
to
u
ch
h
is
/h
er
R
FID
tag
to
t
h
e
R
FID
r
ea
d
er
,
th
e
s
y
s
te
m
w
ill
d
i
s
p
la
y
t
h
e
s
t
u
d
en
t
‟
s
n
a
m
e
t
h
at
h
as
b
ee
n
r
e
g
is
ter
ed
o
n
t
h
e
L
iq
u
id
C
r
y
s
tal
Di
s
p
la
y
(
L
C
D)
.
T
h
e
GSM
m
o
d
u
le
e
n
ab
les
p
ar
en
ts
to
b
e
in
f
o
r
m
ed
v
ia
th
e
SM
S
w
h
e
n
th
eir
ch
ild
r
en
is
en
ter
in
g
o
r
le
av
in
g
t
h
e
s
ch
o
o
l
b
u
s
.
T
h
e
o
p
er
atio
n
m
ec
h
a
n
i
s
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Evaluation Warning : The document was created with Spire.PDF for Python.
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N
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5
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4752
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n
d
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n
J
E
lec
E
n
g
&
C
o
m
p
Sci,
Vo
l.
17
,
No
.
2
,
Feb
r
u
ar
y
20
20
:
8
0
4
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8
1
4
806
b
et
w
ee
n
t
h
e
co
m
p
o
n
en
ts
ar
e
co
n
tr
o
lled
b
y
a
m
icr
o
co
n
tr
o
ller
,
A
r
d
u
in
o
Un
o
.
Fig
u
r
e
1
illu
s
tr
ates
h
o
w
th
e
s
ch
o
o
l b
u
s
s
ec
u
r
it
y
s
y
s
te
m
w
o
r
k
s
.
Fig
u
r
e
1
.
P
r
o
p
o
s
ed
s
ch
o
o
l b
u
s
s
ec
u
r
it
y
s
y
s
te
m
2
.
1
.
Wo
rk
f
lo
w
Dia
g
ra
m
First,
R
C
-
5
2
2
R
FID
r
ea
d
er
is
in
s
tal
led
at
s
ch
o
o
l
b
u
s
.
Stu
d
e
n
ts
ar
e
p
r
o
v
id
ed
w
it
h
t
h
e
p
ass
iv
e
R
FID
tag
s
t
h
at
h
a
v
e
b
ee
n
r
eg
is
ter
ed
w
it
h
u
n
iq
u
e
s
er
ial
id
en
ti
f
icatio
n
n
u
m
b
er
.
R
C
-
5
2
2
R
FID
r
ea
d
er
w
ill
lo
o
k
f
o
r
th
e
u
n
iq
u
e
id
en
ti
f
icatio
n
n
u
m
b
er
o
f
th
e
r
esp
ec
tiv
e
s
t
u
d
en
ts
an
d
d
is
p
la
y
it
o
n
th
e
L
C
D.
Me
an
w
h
i
le,
GSM
tech
n
o
lo
g
y
p
r
o
v
id
es
a
r
esp
o
n
s
e
to
th
e
g
i
v
en
d
ata
a
n
d
s
en
d
th
e
n
o
ti
f
icat
io
n
m
es
s
ag
e
to
war
d
s
th
e
r
eg
i
s
ter
ed
p
ar
en
t‟
s
m
o
b
ile
p
h
o
n
e
n
u
m
b
e
r
.
T
w
o
d
i
f
f
er
e
n
t
t
i
m
e
f
r
a
m
es
h
av
e
b
ee
n
s
et
(
m
o
r
n
i
n
g
a
n
d
ev
en
in
g
)
to
in
d
icat
e
th
e
s
t
u
d
en
t
is
o
n
b
o
ar
d
f
r
o
m
h
o
m
e/
s
ch
o
o
l
o
r
o
th
er
w
is
e.
T
h
e
s
y
s
te
m
w
il
l
in
f
o
r
m
t
h
e
p
ar
en
ts
ab
o
u
t
th
e
ir
ch
ild
r
en
‟
s
atte
n
d
an
ce
.
F
ig
u
r
e
2
s
h
o
w
s
t
h
e
w
o
r
k
f
lo
w
d
ia
g
r
am
o
f
t
h
e
p
r
o
p
o
s
ed
s
y
s
te
m
.
Fig
u
r
e
2
.
W
o
r
k
f
lo
w
d
ia
g
r
a
m
o
f
s
c
h
o
o
l b
u
s
s
ec
u
r
it
y
s
y
s
te
m
2
.
2
F
lo
w
cha
rt
o
f
Scho
o
l
B
us
Securit
y
Sy
s
t
e
m
Flo
w
c
h
ar
t
o
f
th
e
d
esi
g
n
ed
s
y
s
te
m
to
ch
ec
k
th
e
atten
d
a
n
ce
o
f
s
tu
d
e
n
t
d
u
r
in
g
m
o
r
n
i
n
g
an
d
ev
en
in
g
s
ess
io
n
is
ill
u
s
tr
ated
in
Fi
g
u
r
e
3
.
On
th
e
s
ec
o
n
d
p
ar
t,
f
lo
w
ch
ar
t
o
f
th
e
d
esi
g
n
ed
s
y
s
te
m
s
en
d
i
n
g
a
r
ea
l
-
ti
m
e
n
o
tific
atio
n
m
es
s
ag
e
w
h
e
n
th
e
s
tu
d
en
t
h
as
s
af
el
y
ar
r
iv
ed
at
th
e
r
esp
ec
tiv
e
lo
ca
tio
n
i
s
s
h
o
w
n
in
Fi
g
u
r
e
4
.
R
ef
er
r
i
n
g
to
Fi
g
u
r
e
3
,
af
ter
a
s
t
u
d
en
t
s
ca
n
h
is
/
h
er
ca
r
d
a
t
th
e
b
u
s
en
tr
y
d
o
o
r
,
th
e
s
t
u
d
en
t
atte
n
d
an
ce
is
ch
ec
k
ed
.
Ot
h
er
w
is
e,
atte
n
d
an
c
e
is
0
.
No
tif
icatio
n
w
i
ll b
e
s
en
t to
p
ar
en
ts
v
ia
SM
S.
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
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SS
N:
2502
-
4752
S
a
fety
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n
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r
ity
s
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lu
tio
n
fo
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th
r
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h
R
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n
d
GS
M tec
h
n
o
lo
g
ies
(
Ha
s
ma
h
Ma
n
s
o
r
)
807
Fig
u
r
e
3
.
Flo
w
c
h
ar
t o
f
atte
n
d
an
ce
ch
ec
k
er
Fig
u
r
e
4
.
Flo
w
c
h
ar
t o
f
r
ea
l ti
m
e
n
o
ti
f
icatio
n
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
5
0
2
-
4752
I
n
d
o
n
esia
n
J
E
lec
E
n
g
&
C
o
m
p
Sci,
Vo
l.
17
,
No
.
2
,
Feb
r
u
ar
y
20
20
:
8
0
4
-
8
1
4
808
3.
I
M
P
L
E
M
E
NT
AT
I
O
N
O
F
T
H
E
P
RO
P
O
SE
D
SY
ST
E
M
I
n
t
h
is
s
ec
tio
n
,
h
ar
d
w
ar
e
a
n
d
s
o
f
t
w
ar
e
i
m
p
le
m
e
n
tatio
n
o
f
t
h
e
p
r
o
p
o
s
ed
s
ch
o
o
l
b
u
s
s
ec
u
r
it
y
s
y
s
te
m
ar
e
d
is
cu
s
s
ed
.
Fi
g
u
r
e
5
s
h
o
w
s
th
e
o
v
er
all
ar
c
h
itect
u
r
e
o
f
t
h
e
s
y
s
te
m
.
T
h
e
h
ar
d
w
ar
e
co
m
p
o
n
en
t
s
u
s
ed
i
n
t
h
i
s
p
r
o
j
ec
t a
r
e
s
h
o
w
n
i
n
Fi
g
u
r
e
6
.
So
f
t
w
ar
e
i
m
p
le
m
e
n
tatio
n
u
s
i
n
g
A
r
d
u
i
n
o
I
DE
is
also
d
is
cu
s
s
ed
.
Fig
u
r
e
5
.
B
lo
ck
d
iag
r
a
m
o
f
o
v
er
all
d
esig
n
s
y
s
te
m
T
h
e
A
r
d
u
i
n
o
U
n
o
,
as
s
h
o
w
n
i
n
F
ig
u
r
e
6
(
a)
,
h
a
s
b
ee
n
u
s
ed
a
s
t
h
e
m
icr
o
co
n
tr
o
ller
to
co
n
tr
o
l
th
e
i
n
p
u
t
an
d
o
u
tp
u
t
o
f
t
h
e
s
y
s
te
m
.
I
t
o
p
er
ates
as
a
C
P
U
to
g
o
v
er
n
t
h
e
o
p
er
atio
n
b
et
w
ee
n
co
m
p
o
n
en
ts
.
A
r
d
u
i
n
o
Un
o
ca
n
b
e
p
r
o
g
r
a
m
m
e
an
d
r
ep
r
o
g
r
a
m
m
e
ea
s
il
y
co
m
p
ar
ed
to
th
e
o
th
er
t
y
p
e
o
f
m
icr
o
co
n
t
r
o
ller
i.
e
P
I
C
an
d
A
T
ME
L
.
T
h
is
b
o
ar
d
co
n
s
is
t
s
o
f
3
2
Kb
y
te
s
o
f
Flas
h
m
e
m
o
r
y
an
d
2
Kb
y
tes
S
R
A
M
[
1
7
]
.
A
r
d
u
in
o
U
n
o
h
as
b
ee
n
s
u
cc
e
s
s
f
u
ll
y
i
m
p
le
m
e
n
ted
f
o
r
s
m
ar
t
h
o
m
e
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til
is
i
n
g
I
n
ter
n
et
o
f
T
h
in
g
s
(
I
o
T
)
[
1
8
-
2
1
]
an
d
m
a
n
y
o
th
er
ap
p
licatio
n
s
.
Fig
u
r
e
6
(
b
)
s
h
o
w
s
R
C
-
5
2
2
R
FID
m
o
d
u
l
e
(
r
ea
d
er
)
w
it
h
0
to
1
0
m
m
d
i
s
tan
ce
r
a
n
g
e.
T
h
e
R
C
-
522
R
FID
tag
is
d
e
f
in
ed
b
y
a
u
n
i
q
u
e
I
D
n
u
m
b
er
th
a
t
ca
n
b
e
r
e
ad
b
y
th
e
R
FID
r
ea
d
er
.
T
h
e
R
FID
r
ea
d
er
an
d
tag
co
m
m
u
n
icate
th
r
o
u
g
h
1
3
.
5
6
MH
Z
elec
tr
o
m
a
g
n
etic
f
ield
.
Hala
l
Kit
id
en
tifie
r
also
u
s
ed
th
e
s
a
m
e
f
r
eq
u
e
n
c
y
r
an
g
e
i
n
its
ap
p
licatio
n
[
9
]
.
T
h
e
p
o
w
er
r
eq
u
ir
e
m
en
t
o
f
R
FID
R
C
-
5
2
2
r
ea
d
er
is
3
.
3
V
w
h
i
ch
is
co
n
n
ec
ted
to
A
r
d
u
i
n
o
U
n
o
b
o
ar
d
.
T
h
e
r
ea
d
er
is
th
e
n
d
ec
o
d
e
th
e
in
q
u
ir
y
s
i
g
n
al
f
r
o
m
t
h
e
ta
g
an
d
s
e
n
d
a
r
esp
o
n
d
to
th
e
m
icr
o
co
n
tr
o
ller
.
(
a)
A
r
d
u
in
o
U
n
o
(
b
)
RC
-
5
2
2
R
FID
R
ea
d
er
Mo
d
u
le
(
c)
SIM
-
8
0
0
L
GSM
Mo
d
u
le
(
d
)
DS
-
1
3
0
2
R
T
C
Mo
d
u
le
(
e)
L
C
D
1
6
x
2
Fig
u
r
e
6
.
Har
d
w
ar
e
co
m
p
o
n
en
ts
o
f
t
h
e
p
r
o
p
o
s
ed
s
y
s
te
m
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
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4752
S
a
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a
n
d
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ec
u
r
ity
s
o
lu
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n
fo
r
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l b
u
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th
r
o
u
g
h
R
F
I
D
a
n
d
GS
M tec
h
n
o
lo
g
ies
(
Ha
s
ma
h
Ma
n
s
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r
)
809
R
ea
l T
i
m
e
C
lo
ck
(
DS
-
1
3
0
2
)
,
as s
h
o
w
n
in
Fi
g
u
r
e
6
(
c)
,
is
ca
p
ab
le
to
s
to
r
e
ti
m
e
a
n
d
d
ate
i
n
s
in
g
le
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ip
cir
cu
it.
T
h
e
s
in
g
le
c
h
ip
cir
c
u
i
t
in
te
g
r
ated
i
n
s
id
e
th
e
DS
-
1
3
0
2
R
T
C
m
o
d
u
le
is
k
n
o
w
n
as
T
im
e
k
ee
p
in
g
c
h
ip
.
T
h
is
ch
ip
is
e
m
b
ed
d
ed
w
it
h
a
T
r
ick
le
-
ch
ar
g
er
cir
c
u
itr
y
wh
er
e
th
e
f
u
n
ctio
n
is
to
e
n
s
u
r
e
th
e
ca
p
ac
ito
r
ca
n
m
ai
n
tai
n
t
h
e
o
p
er
atio
n
o
f
clo
ck
w
h
ile
th
e
p
o
w
er
s
u
p
p
l
y
is
ab
s
en
t
[
2
2
]
.
T
h
e
f
r
eq
u
e
n
c
y
o
f
R
T
C
o
s
ci
llato
r
is
ab
o
u
t
3
2
.
7
6
8
KHz
an
d
h
a
v
i
n
g
a
p
u
ll
-
u
p
r
esis
to
r
u
p
to
2
.
2
KΩ
.
T
h
is
m
o
d
u
le
h
a
s
lo
w
er
p
o
w
er
co
n
s
u
m
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n
(
ab
o
u
t le
s
s
th
a
n
1
µW
)
.
SIM
-
8
0
0
L
GSM
m
o
d
u
le
is
a
telec
o
m
m
u
n
icatio
n
d
ev
ice
t
h
at
u
s
ed
to
s
en
d
an
d
r
e
ce
iv
e
a
m
e
s
s
a
g
e
f
r
o
m
t
h
e
u
s
er
,
as
s
h
o
w
n
i
n
Fig
u
r
e
6
(
c)
.
I
t
ac
ts
a
s
m
o
b
ile
p
h
o
n
e
n
et
w
o
r
k
w
h
en
SIM
ca
r
d
is
i
n
s
er
ted
.
T
h
e
m
o
d
u
le
h
a
s
GSM
m
o
d
e
m
a
n
d
ab
le
to
o
p
e
r
ate
o
v
er
th
e
w
ir
eles
s
n
et
w
o
r
k
.
T
h
is
co
n
c
ep
t
h
as
b
ee
n
u
s
ed
to
d
ev
elo
p
lo
w
co
s
t
d
i
g
ital
w
ir
el
ess
m
ete
r
an
d
co
n
tr
o
llin
g
a
n
d
m
o
n
ito
r
i
n
g
elec
tr
ic
f
ee
d
er
[
2
3
,
2
4
]
.
B
ef
o
r
e
u
s
in
g
it
w
i
th
A
r
d
u
i
n
o
Un
o
,
GSM
m
o
d
u
le
n
ee
d
s
to
b
e
in
itialized
it
s
s
ig
n
al
co
v
er
a
g
e.
T
h
e
s
u
itab
l
e
o
p
er
atin
g
v
o
lta
g
e
f
o
r
th
is
m
o
d
u
le
to
s
e
n
d
a
n
o
ti
f
icatio
n
m
e
s
s
a
g
e
is
ab
o
u
t 3
.
7
V
to
4
.
2
V.
A
1
6
x
2
L
iq
u
id
C
r
y
s
tal
Di
s
p
la
y
(
L
C
D)
,
as
s
h
o
w
n
i
n
Fi
g
u
r
e
6
(
e)
,
is
u
s
ed
to
d
is
p
la
y
th
e
s
ta
tu
s
in
f
o
r
m
atio
n
o
f
a
s
t
u
d
en
t
eit
h
er
in
/o
u
t
f
r
o
m
t
h
e
s
c
h
o
o
l
b
u
s
.
T
h
e
s
o
f
t
w
ar
e
p
ar
t
w
as
i
m
p
le
m
e
n
ted
u
s
in
g
A
r
d
u
i
n
o
I
DE
(
I
n
teg
r
ated
De
v
elo
p
m
e
n
t
E
n
v
ir
o
n
m
e
n
t)
.
T
h
e
p
r
o
g
r
am
m
e
co
d
es
w
er
e
d
e
v
elo
p
ed
an
d
d
ep
lo
y
ed
to
t
h
e
A
r
d
u
i
n
o
b
o
ar
d
f
o
r
s
tan
d
alo
n
e
ap
p
licatio
n
.
4.
RE
SU
L
T
S AN
D
D
I
SCU
SS
I
O
N
T
ests
h
a
v
e
b
ee
n
p
er
f
o
r
m
ed
o
n
t
h
e
d
ev
e
lo
p
ed
s
ch
o
o
l
b
u
s
s
e
cu
r
it
y
s
y
s
te
m
p
r
o
to
t
y
p
le.
T
h
e
in
te
g
r
ated
GSM
a
n
d
R
FID
tec
h
n
o
lo
g
ies
h
a
v
e
b
ee
n
test
ed
a
s
a
p
r
o
o
f
o
f
co
n
ce
p
t.
So
m
e
r
es
u
lt
s
h
av
e
b
ee
n
p
r
esen
ted
i
n
[
2
5
]
.
4
.
1
.
RF
I
D
T
est
Stu
d
e
n
ts
s
ca
n
n
ed
t
h
eir
R
FID
tag
o
v
er
th
e
R
FID
r
ea
d
er
th
at
is
i
n
s
talled
at
t
h
e
b
u
s
d
o
o
r
.
A
tte
n
d
an
c
e
o
f
th
e
s
t
u
d
en
ts
w
er
e
ch
ec
k
ed
,
as sh
o
w
n
i
n
th
e
A
d
u
in
o
‟
s
s
er
ial
m
o
n
ito
r
o
u
tp
u
t s
h
o
w
n
i
n
Fi
g
u
r
e
7
.
Fig
u
r
e
7
.
Ser
ial
m
o
n
ito
r
o
u
tp
u
t a
f
ter
s
ca
n
n
i
n
g
o
p
er
atio
n
s
A
s
er
ial
m
o
n
ito
r
o
f
t
h
e
A
r
d
u
i
n
o
I
DE
d
is
p
la
y
ed
in
f
o
r
m
at
io
n
r
eg
ar
d
in
g
t
h
e
c
h
ec
k
I
D
o
f
th
e
r
esp
ec
tiv
e
s
tu
d
e
n
ts
.
I
n
it
iall
y
,
t
h
e
d
ev
el
o
p
ed
s
ch
o
o
l
b
u
s
s
ec
u
r
it
y
s
y
s
te
m
as
s
i
g
n
ed
all
t
h
e
s
tu
d
e
n
ts
t
h
at
h
a
v
e
b
ee
n
r
eg
is
ter
ed
w
i
th
a
ch
ec
k
I
D
eq
u
iv
a
len
t
to
„
0
‟
.
W
h
en
s
t
u
d
en
t
s
s
ca
n
n
ed
th
eir
R
FID
ta
g
s
at
th
e
R
C
-
5
2
2
R
FID
r
ea
d
er
m
o
d
u
le,
UI
D
n
u
m
b
er
w
a
s
c
h
ec
k
ed
.
I
f
t
h
e
UI
D
n
u
m
b
er
is
m
atch
ed
w
it
h
t
h
e
r
e
g
is
ter
ed
i
n
f
o
r
m
atio
n
s
y
s
te
m
,
t
h
e
v
a
lu
e
o
f
th
e
c
h
ec
k
I
D
w
ill t
u
r
n
i
n
to
„
1
‟
.
T
h
e
p
u
r
p
o
s
e
o
f
ass
ig
n
i
n
g
th
e
ch
ec
k
I
D
v
alu
e
is
to
in
d
icat
e
th
e
at
ten
d
a
n
ce
o
f
th
e
s
t
u
d
en
ts
o
n
t
h
e
s
ch
o
o
l
b
u
s
.
T
h
e
v
al
u
e
o
f
ch
e
ck
I
D
eq
u
i
v
ale
n
t
to
„
0
‟
m
ea
n
s
th
a
t
t
h
e
s
t
u
d
en
ts
ar
e
ab
s
e
n
t
o
r
n
o
t
b
o
ar
d
in
g
t
h
e
s
ch
o
o
l
b
u
s
,
w
h
ile
th
e
v
a
lu
e
o
f
ch
ec
k
I
d
eq
u
al
to
„
1
‟
m
ea
n
s
t
h
e
s
tu
d
e
n
ts
atte
n
d
o
r
b
o
ar
d
in
g
o
n
t
h
e
s
ch
o
o
l
b
u
s
.
Fig
u
r
e
7
s
h
o
w
s
t
h
e
o
u
tp
u
t f
r
o
m
th
e
s
er
ial
m
o
n
ito
r
af
ter
s
ca
n
n
in
g
o
p
er
atio
n
.
4
.
2
.
O
v
er
a
ll P
er
f
o
r
m
a
nce
o
f
B
us
Securit
y
Sy
s
t
e
m
T
h
e
o
v
er
all
p
er
f
o
r
m
an
ce
te
s
t
w
a
s
co
n
d
u
cted
w
h
er
e
t
h
e
R
F
I
D
d
ata
w
a
s
in
ter
g
r
ated
w
ith
th
e
GSM.
Du
r
in
g
th
e
i
m
p
le
m
e
n
tatio
n
,
f
o
u
r
d
i
f
f
er
en
t
s
t
u
d
en
t
s
w
it
h
u
n
iq
u
e
id
e
n
ti
f
icatio
n
ca
r
d
s
w
a
s
u
s
ed
.
T
h
e
b
u
s
Evaluation Warning : The document was created with Spire.PDF for Python.
I
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J
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l.
17
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.
2
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Feb
r
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20
20
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4
810
s
ec
u
r
it
y
s
y
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te
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ar
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ar
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r
o
to
t
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e
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9
V
p
o
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ap
ter
/s
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p
p
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itiali
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m
o
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le.
On
ce
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e
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y
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te
m
h
a
s
b
ee
n
ac
ti
v
a
ted
,
th
e
L
C
D
s
cr
ee
n
d
is
p
la
y
e
d
th
e
in
s
tr
u
c
tio
n
to
s
ca
n
t
h
e
R
FID
tag
i
n
cl
u
d
in
g
with
t
h
e
r
ea
l ti
m
e
clo
c
k
as s
h
o
w
n
in
Fig
u
r
e
8.
Fig
u
r
e
8
.
L
C
D
o
u
tp
u
t o
f
atten
d
an
ce
ch
ec
k
er
d
u
r
i
n
g
m
o
r
n
in
g
s
ess
io
n
T
h
er
e
ar
e
f
o
u
r
t
y
p
es
o
f
p
r
e
-
d
ef
i
n
ed
tex
t
o
u
tp
u
t
t
h
at
co
u
ld
b
e
d
is
p
lay
ed
o
n
th
e
L
C
D
s
cr
ee
n
m
o
d
u
le
as
w
ell
a
s
in
t
h
e
p
ar
en
t
s
‟
m
o
b
ile
p
h
o
n
e.
OUT
P
U
T
1
(
Dep
ar
t
f
r
o
m
h
o
m
e)
:
D
u
r
in
g
t
h
e
m
o
r
n
in
g
s
e
s
s
io
n
,
t
h
e
s
c
h
o
o
l
b
u
s
d
r
iv
er
p
ick
ed
u
p
s
tu
d
e
n
ts
at
th
e
ir
r
esp
ec
tiv
e
h
o
u
s
e
s
.
T
h
e
s
y
s
te
m
r
ea
d
th
e
in
i
t
ial
ti
m
ef
r
a
m
e
i
n
o
r
d
er
to
n
o
tify
t
h
e
p
ar
en
ts
eit
h
er
th
eir
k
id
s
h
ad
atte
n
d
ed
o
r
b
o
a
r
d
in
g
o
n
th
e
s
c
h
o
o
l
b
u
s
.
Fig
u
r
e
9
in
d
icate
s
th
e
o
u
tp
u
t
f
r
o
m
t
h
e
L
C
D
m
o
d
u
le
to
ch
ec
k
t
h
e
o
v
er
all
atte
n
d
an
ce
o
f
th
e
s
tu
d
e
n
ts
d
u
r
in
g
th
e
m
o
r
n
in
g
s
es
s
io
n
.
Fig
u
r
e
9
.
Ov
er
all
atten
d
a
n
ce
d
u
r
in
g
t
h
e
m
o
r
n
i
n
g
s
e
s
s
io
n
T
h
e
s
y
s
te
m
c
h
ec
k
ed
th
e
o
v
er
all
atten
d
an
ce
o
f
th
e
s
t
u
d
en
ts
an
d
s
en
t
a
n
o
tif
icatio
n
m
e
s
s
ag
e
to
all
r
eg
is
ter
ed
p
ar
en
ts
i
n
b
u
l
k
b
ase
d
o
n
th
e
ti
m
ef
r
a
m
e
g
iv
e
n
.
Fi
g
u
r
e
1
0
s
h
o
w
s
t
h
e
n
o
ti
f
icatio
n
m
es
s
ag
e
to
i
n
d
icate
th
e
atte
n
d
an
ce
o
f
t
h
e
s
t
u
d
en
t
s
d
u
r
in
g
th
e
m
o
r
n
i
n
g
s
es
s
io
n
.
OUT
P
U
T
2
(
A
r
r
iv
ed
at
Sch
o
o
l)
:
A
s
t
h
e
s
t
u
d
en
t
s
leav
i
n
g
t
h
e
s
c
h
o
o
l
b
u
s
,
th
e
L
C
D
s
cr
ee
n
m
o
d
u
l
e
p
r
in
ted
o
u
t
th
e
n
a
m
e
o
f
ea
ch
s
tu
d
e
n
ts
t
h
at
h
av
e
b
ee
n
s
u
cc
e
s
s
f
u
l
l
y
ar
r
iv
ed
at
t
h
e
s
c
h
o
o
l.
Fig
u
r
e
1
1
s
h
o
w
s
t
h
e
o
u
tp
u
t
f
r
o
m
L
C
D
s
cr
ee
n
m
o
d
u
le
in
d
icat
in
g
t
h
e
s
t
u
d
en
t
s
h
a
v
e
s
u
cc
es
s
f
u
ll
y
ar
r
iv
ed
at
t
h
e
s
c
h
o
o
l c
o
m
p
o
u
n
d
.
No
tif
icatio
n
m
es
s
ag
e
s
w
er
e
d
ir
ec
tl
y
s
en
t
to
t
h
e
p
ar
en
t
s
w
h
e
n
t
h
e
s
t
u
d
en
ts
s
w
ip
ed
th
eir
ca
r
d
s
o
n
t
h
e
p
ar
ticu
lar
R
FID
r
ea
d
er
a
t
t
h
e
ex
it
d
o
o
r
.
Fig
u
r
e
1
2
s
h
o
w
s
a
r
ea
l
ti
m
e
m
es
s
a
g
e
i
n
d
icati
n
g
t
h
e
s
t
u
d
en
ts
h
av
e
ar
r
iv
ed
at
th
e
s
c
h
o
o
l c
o
m
p
o
u
n
d
.
Ou
tp
u
t
3
(
Dep
ar
t
f
r
o
m
s
ch
o
o
l
)
:
I
n
th
e
af
ter
n
o
o
n
,
t
h
e
s
t
u
d
en
ts
w
er
e
r
id
in
g
th
e
b
u
s
ag
ai
n
t
o
g
o
b
ac
k
h
o
m
e.
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1
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Evaluation Warning : The document was created with Spire.PDF for Python.
I
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FID
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d
GSM
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cu
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ila
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d
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t
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ch
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s
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er
v
ices
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o
r
th
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ch
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r
en
.
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e
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FID
tech
n
o
lo
g
y
h
a
s
b
ee
n
s
u
cc
e
s
s
f
u
ll
y
i
m
p
le
m
en
ted
to
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th
e
s
t
u
d
en
t
‟
s
m
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e
m
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n
t
w
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ter
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s
es.
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SM
tec
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lo
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y
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o
tific
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m
e
s
s
a
g
e
h
as
b
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n
s
u
ce
s
f
u
ll
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s
e
n
t
to
p
ar
en
t
m
o
b
ile
‟
s
p
h
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n
e
a
s
s
o
o
n
as
th
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c
h
ild
r
en
w
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esti
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.
A
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tific
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a
n
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a
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g
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l
ch
ild
r
en
.
Fo
r
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p
r
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e
m
e
n
t,
Glo
b
al
P
o
s
itio
n
in
g
S
y
s
te
m
(
GP
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m
a
y
b
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p
r
o
p
o
s
ed
f
o
r
f
u
tu
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e
p
r
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j
ec
t
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th
e
lo
ca
tio
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tr
ac
k
er
i
n
s
tead
o
f
u
s
i
n
g
f
r
a
m
e
m
ec
h
a
n
is
m
.
As an
o
t
h
er
o
p
tio
n
,
w
r
is
tb
an
d
t
y
p
e
w
i
th
co
il
-
o
n
c
h
ip
tech
n
o
lo
g
y
ca
n
b
e
u
s
ed
to
r
ep
lace
R
FID
ca
r
d
.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
n
d
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J
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E
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&
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N:
2502
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4752
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RE
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NC
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S
[1
]
S
.
S
h
a
h
a
n
d
B
.
S
i
n
g
h
,
“
RF
ID
Ba
se
d
S
c
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o
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Bu
s
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ra
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k
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a
n
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e
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In
tern
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n
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ig
n
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in
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d
ia,
p
p
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1
4
8
1
-
1
4
8
5
,
2
0
1
6
.
[2
]
Z.
F
a
n
g
,
W
.
Ch
e
n
a
n
d
Y.
He
,
“
A
RF
ID
b
a
se
d
Ki
n
d
e
rg
a
rte
n
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n
telli
g
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n
c
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e
c
u
rity
S
y
ste
m
,
”
2
0
1
2
Ni
n
th
IE
EE
In
t
e
rn
a
ti
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l
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o
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f
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sin
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g
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g
,
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in
a
,
p
p
.
3
2
1
-
3
2
6
,
2
0
1
2
.
[3
]
P
.
S
u
rv
e
,
B.
Ba
ll
a
l,
H.
P
h
a
tak
,
P
.
G
a
d
e
a
n
d
G
.
Nirb
h
a
v
a
n
e
,
“
RF
ID
&
G
S
M
Ba
s
e
d
Ch
il
d
S
e
c
u
rit
y
S
y
ste
m
,
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ter
n
a
t
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J
o
u
rn
a
l
o
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n
n
o
v
a
ti
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Res
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a
rc
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in
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e
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trica
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c
tro
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ics
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str
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me
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ta
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p
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2
0
1
6
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[4
]
M
.
N.
Zak
i
Ju
h
a
ri
a
n
d
H.
M
a
n
so
r
,
“
IIUM
Bu
s
On
Ca
m
p
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s
M
o
n
it
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m
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0
1
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n
tern
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m
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ter
&
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m
m
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n
ica
ti
o
n
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n
g
in
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g
,
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a
la
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u
m
p
u
r,
p
p
.
1
3
8
-
1
4
3
,
2
0
1
6
.
[5
]
M
.
T
.
,
Ka
m
is
a
n
,
A
.
A
.
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z
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z
,
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W
A
h
m
a
d
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n
d
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Kh
a
iru
d
in
,
“
Ui
T
M
Ca
mp
u
s
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s T
ra
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k
in
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ste
m
Us
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g
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in
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se
d
a
n
d
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m
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rtp
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li
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ti
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,
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2
0
1
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IEE
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1
5
t
h
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t
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t
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f
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se
a
r
c
h
a
n
d
De
v
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m
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n
t
(S
CORe
D)
,
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a
lay
sia
,
p
p
.
1
3
7
-
1
4
1
,
2
0
1
7
.
[6
]
Ra
h
m
a
n
M
.
M
.
,
M
o
u
J.
R.
,
Tara
K.
a
n
d
S
a
rk
a
r
M
.
I.
,
“
R
e
a
l
T
ime
Go
o
g
le M
a
p
a
n
d
Ard
u
in
o
Ba
se
d
Veh
icle
T
ra
c
k
in
g
S
y
ste
m
,
”
In
tern
a
ti
o
n
a
l
Co
n
f
e
re
n
c
e
o
n
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e
c
tri
c
a
l,
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o
m
p
u
ter
&
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e
le
c
o
m
m
u
n
ica
ti
o
n
E
n
g
in
e
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rin
g
(ICECT
E)
,
Ba
n
g
lad
e
sh
,
p
p
.
8
-
1
0
,
2
0
1
6
.
[7
]
S
.
Na
th
,
P
.
Ba
n
e
r
jee
,
R.
Na
th
,
S
.
K.
M
it
ra
a
n
d
M
ri
n
a
l
Ka
n
ti
Na
sk
a
r,
“
Ard
u
in
o
Ba
se
d
D
o
o
r
Un
l
o
c
k
in
g
S
y
ste
m
wit
h
Rea
l
T
ime
Co
n
tro
l
,
”
2
0
1
6
In
tern
a
ti
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a
l
Co
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Co
n
tem
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Co
m
p
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g
a
n
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f
o
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ti
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s
(IC3
1
)
,
In
d
ia
,
p
p
.
3
5
8
-
3
6
2
,
2
0
1
6
.
[8
]
P
.
Ku
m
a
r,
A
.
G
u
p
ta,
K.
Na
lw
a
,
M
.
K
u
m
a
r,
A
.
Bh
a
ra
d
w
a
j
a
n
d
M
.
A
d
it
h
y
a
,
“
In
telli
g
e
n
t
M
u
lt
il
e
v
e
l
Ca
r
P
a
rk
in
g
S
y
st
e
m
u
sin
g
RF
ID,”
In
ter
n
a
ti
o
n
a
l
J
o
u
rn
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l
o
f
S
im
u
la
ti
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n
-
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y
ste
ms
,
S
c
ien
c
e
&
T
e
c
h
n
o
lo
g
y
,
p
p
.
1
4
.
1
-
1
4
.
5
,
2
0
1
6
.
[9
]
A
.
Ib
ra
h
im
,
A
.
P
a
ra
v
a
th
,
P
.
K.
A
sw
in
,
S
.
M
.
I
q
b
a
l
a
n
d
U.
S
A
b
d
u
ll
a
,
“
GS
M
Ba
se
d
Dig
it
a
l
D
o
o
r
L
o
c
k
S
e
c
u
rity
S
y
ste
m
,
”
2
0
1
5
IE
EE
I
n
tern
a
ti
o
n
a
l
Co
n
f
e
re
n
c
e
o
n
P
o
w
e
r,
In
stru
m
e
n
tatio
n
,
Co
n
tr
o
l
a
n
d
C
o
m
p
u
ti
n
g
(
P
ICC),
I
n
d
ia,
p
p
.
1
-
6
,
2
0
1
5
.
[1
0
]
N.
A
rb
a
in
,
N.F
.
No
r
d
in
,
N.
M
.
Is
a
a
n
d
S
.
S
a
a
id
in
,
“
L
A
S
:
W
e
b
-
b
a
s
e
d
L
a
b
o
r
a
to
ry
At
ten
d
a
n
c
e
S
y
ste
m
b
y
i
n
teg
ra
t
in
g
RF
ID
-
AR
DU
INO
T
e
c
h
n
o
lo
g
y
,
”
2
0
1
4
IE
EE
In
tern
a
ti
o
n
a
l
Co
n
f
e
re
n
c
e
o
n
El
e
c
tri
c
a
l,
El
e
c
tro
n
ics
a
n
d
S
y
ste
m
En
g
in
e
e
rin
g
,
Ku
a
la L
u
m
p
u
r,
p
p
.
8
9
-
8
4
,
2
0
1
4
.
[1
1
]
N.
Ha
f
iz
a
h
,
A
.
A
b
d
,
a
n
d
H.
M
a
n
so
r,
“
Ha
l
a
l
Kit
Id
e
n
t
if
ier
u
si
n
g
R
a
d
io
Fr
e
q
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e
n
c
y
Id
e
n
ti
fi
c
a
ti
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n
T
e
c
h
n
o
lo
g
y
,
”
2
0
1
6
In
tern
a
ti
o
n
a
l
C
o
n
f
e
re
n
c
e
o
n
Co
m
p
u
ter an
d
C
o
m
m
u
n
ica
ti
o
n
E
n
g
in
e
e
rin
g
(ICCCE),
M
a
lay
sia
,
p
p
.
1
2
6
-
1
3
1
,
2
0
1
6
.
[1
2
]
R.
A
n
g
e
le
s,
“
RF
ID
Tec
h
n
o
lo
g
ie
s:
S
u
p
p
ly
-
Ch
a
in
A
p
p
li
c
a
ti
o
n
s
a
n
d
Im
p
le
m
e
n
tatio
n
s
Iss
u
e
s,”
IEE
E
En
g
.
M
a
n
a
g
.
Rev
.,
v
o
l.
3
5
,
n
o
.
2
,
p
p
.
5
1
-
6
6
,
2
0
0
7
.
[
1
3
]
P
.
Jo
n
e
s,
C.
Clark
e
‐Hill
,
D.
Co
m
fo
rt,
D.
Hill
ier
a
n
d
P
.
S
h
e
a
rs,
"
Ra
d
io
f
re
q
u
e
n
c
y
id
e
n
ti
f
ica
ti
o
n
a
n
d
fo
o
d
re
taili
n
g
i
n
th
e
UK
"
,
Brit
ish
F
o
o
d
J
o
u
rn
a
l
,
v
o
l.
1
0
7
,
n
o
.
6
,
p
p
.
3
5
6
-
3
6
0
,
2
0
0
5
.
[
1
4
]
A
.
Lau
n
o
is,
F
o
o
d
P
ro
d
u
c
ti
o
n
Da
il
y
.
c
o
m
,
"
RF
ID
trac
k
in
g
s
y
ste
m
st
o
re
s
w
in
e
b
o
tt
le
d
a
ta"
,
2
0
1
6
.
[
O
n
li
n
e
]
.
A
v
a
il
a
b
le:
h
tt
p
:
//
ww
w
.
f
o
o
d
p
ro
d
u
c
ti
o
n
d
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y
.
c
o
m
/n
e
w
s/n
g
.
a
sp
?
id
=
8
4
5
1
1
.
[
A
c
c
e
ss
e
d
:
1
6
-
Ja
n
-
2
0
1
6
].
[1
5
]
S
.
S
u
m
i
a
n
d
J.
Ku
m
a
r,
“
Ap
p
li
c
a
ti
o
n
o
f
Rf
i
d
T
e
c
h
n
o
l
o
g
y
in
L
ib
ra
rie
s
”
,
P
r
o
c
e
e
d
in
g
s
o
f
th
e
5
th
In
tern
a
ti
o
n
a
l
CAL
IBER
-
2
0
0
7
,
2
0
0
7
.
[1
6
]
H.
A
.
Ka
d
ir,
M
.
H.
A
.
W
a
h
a
b
,
Z.
T
u
k
iran
,
a
n
d
A
.
A
.
M
u
talib
,
“
T
ra
c
k
in
g
S
t
u
d
e
n
t
M
o
v
e
me
n
t
u
si
n
g
Active
RF
ID
tec
h
n
o
l
o
g
ies
a
rc
h
it
e
c
t
u
re
,
”
P
ro
c
e
e
d
in
g
s
o
f
th
e
9
th
W
S
E
A
S
In
tern
a
ti
o
n
a
l
Co
n
f
e
re
n
c
e
A
p
p
li
c
a
ti
o
n
Co
m
p
u
ter
En
g
in
e
e
rin
g
,
p
p
.
4
1
-
4
5
,
2
0
1
0
.
[1
7
]
D.
Bro
w
n
,
RF
ID i
m
p
lem
e
n
tatio
n
.
Ne
w
Yo
rk
:
M
c
G
ra
w
-
Hill
,
p
.
4
6
6
,
2
0
0
7
[1
8
]
Ko
p
rd
a
S
tef
a
n
,
Ba
lo
g
h
Zo
lt
a
n
,
Hr
u
b
y
Du
sa
n
a
n
d
T
u
rc
a
m
M
il
a
n
,
“
P
ro
p
o
sa
l
o
f
th
e
irri
g
a
ti
o
n
sy
ste
m
u
s
in
g
lo
w
-
c
o
st
A
rd
u
in
o
sy
ste
m
a
s p
a
rt
o
f
a
s
m
a
rt
h
o
m
e
,
”
2
0
1
5
IEE
E
1
3
t
h
In
ter
n
a
ti
o
n
a
l
S
y
m
p
o
siu
m
o
n
In
telli
g
e
n
t
S
y
ste
m
s an
d
In
f
o
rm
a
ti
c
s
,
S
e
rb
ia,
p
p
.
2
2
9
-
2
3
3
,
2
0
1
5
.
[1
9
]
T
.
S
.
G
u
n
a
w
a
n
,
I.
R.
H.
Ya
ld
i,
M
.
Ka
rti
w
i,
N.
Is
m
a
il
,
N.F
.
Za'
b
a
h
,
H.
M
a
n
so
r,
a
n
d
A
.
N.
No
rd
i
n
,
“
P
r
o
to
ty
p
e
d
e
sig
n
o
f
s
m
a
rt
h
o
m
e
s
y
ste
m
u
sin
g
in
tern
e
t
o
f
th
in
g
s,”
In
d
o
n
e
sia
n
J
o
u
rn
a
l
o
f
El
e
c
trica
l
E
n
g
in
e
e
rin
g
a
n
d
C
o
mp
u
ter
S
c
ien
c
e
(
IJ
EE
CS
)
,
v
o
l.
7
(
1
),
p
p
.
1
0
7
-
1
1
5
,
2
0
1
7
.
[2
0
]
A
.
P
ra
m
a
n
ik
,
Rish
ik
e
sh
,
V
.
Na
g
a
r,
S
.
Dw
i
v
e
d
i,
a
n
d
B.
Ch
o
u
d
h
u
r
y
,
“
GS
M
b
a
se
d
S
ma
rt
Ho
me
a
n
d
Dig
it
a
l
N
o
ti
c
e
Bo
a
rd
,
”
2
0
1
6
I
n
tern
a
ti
o
n
a
l
Co
n
f
e
re
n
c
e
o
n
Co
m
p
u
tatio
n
a
l
T
e
c
h
n
iq
u
e
s
in
In
f
o
rm
a
ti
o
n
a
n
d
Co
m
m
u
n
ica
ti
o
n
T
e
c
h
n
o
lo
g
ies
(ICCT
ICT
)
,
In
d
ia,
2
0
1
6
.
[2
1
]
K.
S
tef
a
n
,
B.
Zo
lt
a
n
,
H.
Du
sa
n
,
a
n
d
T
.
M
il
a
n
,
“
Pro
p
o
sa
l
o
f
t
h
e
irrig
a
ti
o
n
sy
ste
m
u
sin
g
l
o
w
-
c
o
st
Ard
u
i
n
o
sy
ste
m
a
s
p
a
rt
o
f
a
sm
a
rt
h
o
me
,
”
2
0
1
5
IEE
E
1
3
t
h
In
tern
a
ti
o
n
a
l
S
y
m
p
o
siu
m
o
n
I
n
telli
g
e
n
t
S
y
ste
m
s
a
n
d
In
f
o
rm
a
ti
c
s,
S
e
rb
ia,
p
p
.
2
2
9
-
2
3
3
,
2
0
1
5
.
[2
2
]
V
.
Ba
g
y
a
v
e
e
r
e
s
w
a
r
a
n
,
S
.
Ra
tn
a
k
a
ra
n
,
R.
T
riv
e
d
i
a
n
d
S
.
S
a
n
g
e
e
th
a
,
“
De
sig
n
o
f
L
o
w
C
o
st
P
o
rta
b
le
DAQ
u
n
i
t
fo
r
M
icr
o
b
ia
l
Fu
e
l
Ce
ll
s
,
”
2
0
1
7
I
n
tern
a
ti
o
n
a
l
Co
n
f
e
re
n
c
e
o
n
In
n
o
v
a
ti
o
n
s
in
P
o
w
e
r
a
n
d
A
d
v
a
n
c
e
d
Co
m
p
u
ti
n
g
T
e
c
h
n
o
lo
g
ies
[
i
-
P
A
CT
2
0
1
7
]
,
I
n
d
i
a
,
p
p
.
1
-
5
,
2
0
1
7
.
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