T
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KO
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, V
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.
17
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No.
6,
Dec
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mb
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20
1
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p
p.
2
74
7
~
2754
IS
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F
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Decr
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No: 2
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K
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/20
18
DOI:
10.12928/TE
LK
OM
N
IK
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.v
1
7
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12322
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Uni
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s
Ahm
a
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D
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All
rig
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s
r
e
s
e
rve
d
.
1.
Int
r
o
d
u
ctio
n
Int
erne
t
of
T
hi
n
gs
(
IoT)
i
s
the
i
nt
erc
on
n
ec
ti
o
n
am
o
ng
s
t
de
v
i
c
es
v
i
a
i
nte
r
ne
t,
an
d
i
t
i
s
en
ab
l
es
tho
s
e
d
ev
i
c
es
t
o
s
en
d
an
d
r
ec
e
i
v
e
da
t
a.
IoT
ev
ol
v
es
fr
o
m
ma
c
h
i
ne
t
o
m
ac
hi
n
e
(
M
2M
)
c
om
mu
ni
c
at
i
on
.
T
he
c
on
n
ec
ti
on
be
t
wee
n
m
ac
hi
ne
s
i
s
oc
c
urr
ed
v
i
a
ne
twork
wi
th
ou
t
hu
m
an
i
nte
r
ac
t
i
o
n.
M
2M
us
es
t
he
ne
twork
to
c
on
n
ec
t
a
d
ev
i
c
e
to
t
he
c
l
ou
d,
ma
na
g
e
i
t,
a
nd
c
ol
l
ec
t
da
ta
.
Iot
ma
y
b
e
a
s
en
s
or
ne
tw
ork
of
b
i
l
l
i
on
s
s
m
art
d
ev
i
c
e
s
.
IoT
c
on
s
i
s
t
of
we
b
t
ha
t
en
ab
l
es
s
m
art
de
v
i
c
es
us
i
ng
e
mb
e
dd
ed
proc
es
s
or,
s
en
s
ors
,
an
d
c
om
m
un
i
c
a
ti
o
n
h
ardwar
e.
I
oT
ga
t
eway
or
oth
er
ed
ge
de
v
i
c
e
i
s
us
e
d
to
s
h
are
da
ta
a
mo
ng
s
t
IoT
de
v
i
c
es
.
M
os
t
of
IoT
de
v
i
c
es
ac
t
wi
t
ho
u
t
hu
ma
n
i
nt
erv
en
ti
on
,
al
tho
u
gh
p
eo
p
l
e
c
an
i
nt
e
r
ac
t
w
i
th
the
de
v
i
c
e
e.
g.
t
o
s
et
the
m
up
,
gi
v
e
th
em
i
ns
tr
uc
ti
o
ns
,
or
m
ay
be
ac
c
es
s
the
da
t
a.
T
he
c
on
c
ep
t
of
IoT
i
s
t
o
prov
i
de
a
ne
w
s
erv
i
c
e
throu
gh
r
ea
l
ti
me
c
om
mu
n
i
c
ati
on
a
mo
ng
s
t
d
ev
i
c
es
[
1
,
2].
T
h
e
n
um
b
er
of
I
oT
de
v
i
c
es
i
nc
r
ea
s
ed
an
d
be
c
am
e
8.4
b
i
l
l
i
on
i
n
2
01
7.
It
i
s
es
ti
m
ate
d
t
ha
t
t
he
r
e
a
r
e
go
i
ng
to
b
e
30
bi
l
l
i
on
de
v
i
c
es
i
n
20
20
.
F
r
om
A
s
i
a
IoT
B
us
i
n
es
s
P
l
atf
orm
s
urv
ey
i
n
A
S
E
A
N
20
17
,
mo
r
e
th
an
8
3%
bu
s
i
n
es
s
i
n
In
do
n
es
i
a
i
s
tr
y
i
ng
to
ex
p
l
ore
an
d
i
m
pl
e
me
nt
I
oT
tec
hn
ol
og
y
.
A
l
tho
ug
h
t
he
gro
wth
of
I
oT
tec
hn
o
l
og
y
i
n
Ind
o
ne
s
i
a
i
s
s
l
ow,
i
t
i
s
pred
i
c
ted
th
at
Ind
on
es
i
a
i
s
r
ea
d
y
to
i
mp
l
e
me
n
t
IoT
i
n
ma
ny
s
ec
tors
.
F
r
om
A
s
i
a
IoT
B
us
i
n
es
s
P
l
atf
orm
s
urv
ey
,
the
r
e
are
11
.8%
b
us
i
ne
s
s
i
m
pl
e
me
nt
the
IoT
s
ol
ut
i
on
s
,
5.
1%
bu
s
i
n
es
s
ha
s
i
m
pl
e
me
nte
d
IoT,
29
%
of
th
em
i
s
tr
y
i
ng
t
o
ex
pl
ore
th
e
IoT
s
o
l
ut
i
on
s
,
an
d
t
he
ot
he
r
37
% i
s
do
i
ng
r
es
e
arc
h t
o
l
e
arn ab
ou
t I
oT s
ol
uti
on
s
[3
].
T
he
r
e
are
ma
ny
r
es
ea
r
c
h
es
tha
t
i
m
pl
e
me
nt
IoT
te
c
hn
ol
og
y
.
T
he
term
"
In
ter
ne
t
of
T
hi
ng
s
"
i
s
k
n
own
i
n
1
99
9.
T
he
p
oi
nt
of
IoT
tec
hn
o
l
o
gy
i
n
t
ha
t
ti
m
e
i
s
r
efe
r
t
o
the
R
ad
i
o
-
fr
eq
ue
nc
y
-
i
d
en
t
i
fi
c
ati
on
(
RF
ID)
, t
ha
t
wou
l
d
a
l
l
ow c
o
mp
ute
r
s
to
ma
na
ge
al
l
i
nd
i
v
i
du
al
l
y
.
In
20
02
,
t
he
r
es
ea
r
c
h
a
r
ti
c
l
e
th
at
m
en
t
i
on
ed
t
he
Int
erne
t
of
T
h
i
n
gs
was
s
ub
mi
t
ted
t
o
the
c
on
f
erenc
e
for
Nor
d
i
c
Res
ea
r
c
he
r
s
i
n
Lo
gi
s
t
i
c
s
,
Nor
way
[4]
.
T
hi
s
r
es
ea
r
c
h
i
mp
l
e
me
n
ted
s
ma
r
t
an
d
c
o
nn
ec
te
d
ob
j
ec
ts
i
n
the
i
nf
ormat
i
o
n
s
y
s
tem
i
nfras
tr
uc
ture
.
Ci
s
c
o
S
y
s
tem
i
s
es
ti
ma
ted
th
at
IoT
w
as
b
orn
b
etwe
en
20
08
an
d
2
00
9
,
th
at
ha
s
t
he
growt
h
r
at
i
o
n
fr
o
m
0
.08
i
n
20
03
t
o
1.8
4
i
n
20
1
0
[5]
.
T
od
ay
,
th
er
e
are
m
an
y
de
v
e
l
op
ed
i
nn
ov
ati
on
s
of
I
oT.
In
20
14
,
A
nt
on
i
o
J
.
J
ara
[6
]
,
propos
e
d
an
e
x
ten
s
i
on
of
th
e
I
oT
t
o
w
ea
r
ab
l
e
c
om
pu
t
i
ng
.
T
h
i
s
r
es
e
arc
h
en
ab
l
es
the
weara
bl
e
de
v
i
c
es
t
o
c
o
nn
ec
t
to
i
n
ternet
.
T
h
e
ex
te
ns
i
on
c
an
be
f
ou
n
d
i
n
the
ne
w
ge
ne
r
at
i
on
of
we
arab
l
e
s
en
s
ors
e
.g.
c
ad
en
c
e,
s
p
ee
d
s
en
s
ors
,
el
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tr
oc
ard
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og
r
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s
,
a
nd
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c
ti
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ty
mo
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t
ors
s
uc
h
as
HO
P
E
x
t
en
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fr
o
m
HO
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Ub
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q
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t
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s
,
etc
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J
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h
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W
ei
W
u,
D
i
n
g
-
W
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i
Cho
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an
d
J
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hn
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Ru
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â—¼
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93
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T
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17
,
No
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6,
D
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19
:
27
4
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2754
2748
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pr
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V
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di
ng
.
T
h
i
s
X
-
Cam
pu
s
ai
ms
to
v
erif
y
the
f
ea
s
i
bi
l
i
ty
of
V
E
oT.
J
S
a
thi
s
k
um
ar
an
d
D
hi
r
e
n
R.
P
ate
l
[8]
pres
e
nts
s
en
s
or
ne
twork
l
oc
a
ti
o
n
priv
ac
y
i
n
I
oT
a
nd
i
ts
r
el
at
ed
i
s
s
ue
s
.
T
hi
s
r
es
e
arc
h
d
i
s
c
us
s
an
d
ex
p
l
ore
s
ol
uti
o
n
di
r
ec
ti
v
es
for
i
s
s
ue
i
n
l
oc
a
ti
o
n
priv
ac
y
th
at
i
s
a
l
s
o
as
s
oc
i
at
ed
w
i
th
s
en
s
ors
i
n
I
oT.
J
on
a
tha
n
K
u
a
et.
a
l
.
ex
pl
ore
the
ac
ti
v
i
ty
qu
eu
e
m
an
a
ge
me
nt
(
A
Q
M)
th
at
i
s
i
mp
l
e
me
nt
ed
i
n
h
om
e
g
ate
w
ay
s
.
T
hi
s
prov
i
de
s
prote
c
ti
on
for
I
oT
f
l
ows
.
T
hi
s
r
es
e
arc
h
i
nv
es
ti
g
a
tes
the
eff
ec
t
o
f
d
i
ff
ere
nt
a
l
go
r
i
th
ms
i
mp
l
e
me
nt
ed
at
h
om
e
g
at
eway
s
.
W
e
fi
nd
th
at
de
p
l
oy
i
ng
m
ul
t
i
q
ue
u
e
F
l
owQ
u
eu
e
Co
ntrol
l
e
d
Del
ay
(
F
Q
-
CoD
el
)
or
t
he
h
y
brid
F
l
owQ
ue
ue
P
r
op
orti
o
na
l
Int
e
gral
Con
tr
ol
l
er
E
nh
an
c
ed
(
F
Q
-
P
I
E
)
at
the
h
om
e
g
ate
way
c
an
p
r
ov
i
de
ex
c
el
l
e
nt
c
ap
ac
i
ty
s
ha
r
i
n
g,
fl
ow
i
s
o
l
at
i
on
,
an
d
g
oo
d
prot
ec
ti
o
n
i
n
terms
of
t
hroug
hp
u
t
an
d
qu
eu
i
n
g
de
l
ay
s
for
IoT
fl
o
w
s
an
d
oth
er
ap
p
l
i
c
at
i
o
ns
,
whi
c
h
c
an
n
ot
be
ac
hi
ev
e
d
wi
t
h
tr
ad
i
ti
on
a
l
F
IFO
or
oth
er
s
i
ng
l
e
-
q
ue
ue
A
Q
Ms
s
u
c
h
as
P
r
o
po
r
ti
on
a
l
In
teg
r
a
l
Cont
r
o
l
l
er
E
nh
an
c
ed
(
P
IE
)
.
S
ac
hc
hi
da
n
an
d
S
i
ng
h
an
d
Ni
r
ma
l
a
S
i
n
gh
[9]
,
prov
i
d
e
the
ex
p
l
an
t
i
o
n
of
IoT
c
on
c
e
pt
an
d
i
ts
c
h
arac
teri
s
ti
c
s
,
th
e
s
ec
urit
y
c
ha
l
l
en
g
es
,
tec
hn
ol
og
y
ad
op
ti
on
a
nd
i
ts
tr
en
ds
, a
nd
a
l
s
o s
u
gg
es
t
a
r
efe
r
en
c
e
arc
hi
tec
t
ure for
E
-
Comm
erc
e
en
t
erpr
i
s
e
ba
s
ed
o
n I
oT.
T
he
r
e
are
ma
ny
ap
p
l
i
c
a
ti
o
ns
for
IoT
d
ev
i
c
es
e.
g.
s
m
art
ho
m
e
[1
0],
s
m
art
c
are,
s
ma
r
t
he
a
l
th
[
11
],
s
ma
r
t
c
i
ty
,
s
m
art
ap
p
l
i
an
c
e
[
12
],
s
ma
r
t
f
armi
n
g,
s
ma
r
t
T
V
,
an
d
s
o
on
.
T
h
i
s
pa
pe
r
ex
pl
ores
th
e
IoT
tec
hn
ol
o
g
y
i
n
s
ma
r
t
ho
me
ap
p
l
i
c
at
i
o
ns
.
Li
fe
s
afe
ty
an
d
c
on
v
en
i
en
c
e
be
c
o
me
s
the
i
mp
ort
an
t
th
i
n
g
tod
ay
.
T
he
s
ma
r
t
ho
me
a
pp
l
i
c
at
i
o
n
prov
i
d
es
de
v
i
c
es
tha
t
c
a
n
be
us
ed
t
o
i
nc
r
ea
s
e
the
s
ec
urit
y
e.g
.
di
gi
t
al
do
or
l
oc
k
s
ap
p
l
i
c
ati
on
.
T
h
i
s
r
es
ea
r
c
h
i
m
pl
e
me
nts
IoT
tec
hn
o
l
og
y
i
n
d
i
gi
t
al
do
or
l
oc
k
s
ap
pl
i
c
ati
on
s
.
T
he
c
o
ntri
bu
ti
o
n
of
th
i
s
r
es
ea
r
c
h
i
s
to
i
mp
r
ov
e
the
s
ec
ur
i
ty
i
n
th
e
s
m
art
do
or
l
oc
k
s
y
s
tem
.
O
ur
r
es
ea
r
c
h
us
es
t
hre
e
me
tho
d
i
n
the
au
the
nti
c
at
i
o
n
proc
es
s
i
.e.
B
l
u
eto
o
th
tec
h
no
l
og
y
,
l
og
i
n
us
ern
am
e
a
nd
p
as
s
wor
d,
an
d
al
s
o
Q
R
c
od
e
s
c
an
ne
r
.
T
h
i
s
a
i
ms
to
i
nc
r
ea
s
e
the
s
ec
urit
y
i
n
t
he
s
y
s
tem
.
T
he
de
v
i
c
es
us
ed
are
A
nd
r
o
i
d
s
ma
r
t
ph
on
e
,
R
a
s
pb
err
y
P
i
,
W
e
bc
am
,
M
i
c
r
os
wi
tc
h,
an
d
A
r
du
i
no
G
S
M.
Us
er
us
es
the
A
n
droi
d
s
m
art
p
ho
ne
t
o
c
on
tr
ol
the
a
uto
ma
t
i
c
d
o
or
l
oc
k
s
.
Us
er
wi
l
l
l
og
i
n
to
the
s
y
s
t
em
by
i
ns
ert
the
us
ern
am
e
a
nd
pa
s
s
wor
d i
n
t
he
i
r
A
nd
r
o
i
d
de
v
i
c
e.
S
m
art D
oo
r
S
y
s
tem
w
i
l
l
s
en
d
c
od
e t
o
the
A
nd
r
oi
d
de
v
i
c
e
af
ter
t
he
v
a
l
i
d
ati
on
proc
es
s
s
uc
c
es
s
.
A
nd
r
o
i
d
de
v
i
c
e
s
en
d
th
e
c
od
e
to
Ras
pb
err
y
P
i
us
i
n
g
t
he
B
l
ue
to
oth
tec
hn
ol
og
y
.
R
as
pb
err
y
P
i
ex
ec
ut
e
pro
gram
t
o
v
al
i
d
ate
da
t
a
an
d
ma
k
e
d
ec
i
s
i
on
b
as
ed
on
th
e
i
np
ut
da
ta.
I
f
th
e
c
od
e
i
s
v
a
l
i
d,
R
as
pb
err
y
P
i
wi
l
l
op
e
n
the
l
oc
k
ed
d
oo
r
by
g
i
v
i
ng
an
order
t
o
A
r
du
i
n
o
G
S
M
t
o
o
pe
n
th
e
Mi
c
r
os
wi
tc
h
,
a
nd
c
a
me
r
a
wi
l
l
tak
e a
pi
c
tur
e f
or
do
c
u
me
nt
ati
o
n.
T
h
i
s
p
ap
er
i
s
org
an
i
z
ed
as
f
ol
l
ow
: fi
r
s
t s
ec
t
i
on
i
s
the
mo
t
i
v
ati
on
of
t
he
pa
pe
r
an
d
l
i
t
erature
s
tud
y
, s
ec
o
nd
s
ec
ti
o
n c
o
nta
i
ns
r
es
ea
r
c
h
me
t
ho
do
l
og
y
,
t
hi
r
d
s
ec
ti
o
n
i
s
the
ex
p
erim
en
t r
es
ul
t
an
d
a
na
l
y
s
i
s
,
l
as
t s
ec
ti
on
i
s
th
e c
on
c
l
us
i
on
of
th
e p
ap
er.
2.
Re
se
a
r
ch
Me
t
h
o
d
T
hi
s
r
es
ea
r
c
h
us
es
s
om
e
de
v
i
c
es
s
uc
h
as
:
Ras
pb
err
y
P
i
,
W
eb
c
am
,
Mi
c
r
os
wi
tc
h,
an
d
A
r
du
i
no
G
S
M
.
T
h
e
A
nd
r
o
i
d
de
v
i
c
e
prov
i
de
i
nte
r
ac
ti
o
n
be
twee
n
us
er
(
own
ers
)
an
d
s
m
art
d
oo
r
l
oc
k
s
y
s
tem
.
Ras
pb
err
y
P
i
i
s
s
ma
l
l
s
i
n
gl
e
-
bo
ard
c
o
mp
ute
r
t
ha
t
c
an
be
us
e
d
t
o
e
x
ec
ute
s
i
mp
l
e
c
om
pu
t
er
progr
a
m
[1
3].
A
c
c
ordi
ng
t
o
Ras
pb
err
y
F
ou
nd
a
ti
o
n,
th
ere
are
mo
r
e
tha
n
5
m
i
l
l
i
o
n
Ras
pb
err
y
P
i
wer
e
s
o
l
d
i
n
F
eb
r
ua
r
y
20
15
.
T
h
i
s
c
au
s
es
Ras
pb
err
y
be
c
a
me
th
e
be
s
t
-
s
el
l
i
n
g
i
n
B
r
i
t
i
s
h
C
om
p
ute
r
[
14
].
In
J
ul
y
20
17
,
i
t
r
ea
c
h
ed
15
mi
l
l
i
on
s
el
l
i
ng
[
15
].
A
nd
i
n
Ma
r
c
h
20
1
8,
the
Ras
p
be
r
r
y
s
el
l
i
ng
r
ea
c
he
d
1
9
mi
l
l
i
o
n
[16
]
.
In
th
i
s
r
es
ea
r
c
h,
the
Ras
p
be
r
r
y
P
i
i
s
us
e
d
as
proc
es
s
or
tha
t
c
an
ex
ec
ute
pro
gram
t
o
v
al
i
d
ate
da
ta
an
d
ma
k
e
de
c
i
s
i
on
ba
s
e
d
o
n
the
i
np
ut
da
t
a.
W
e
bc
am
i
s
a
v
i
d
eo
c
a
me
r
a
th
at
prov
i
d
es
s
tr
ea
m
i
n
g
to
th
e
i
ma
ge
c
ap
tured
i
n
r
ea
l
ti
me
t
o
or
throu
gh
a
c
om
p
ute
r
to
a
c
om
pu
ter
n
etwo
r
k
[17
].
T
he
i
ma
ge
c
ap
t
ured
ma
y
be
s
av
ed
,
v
i
ewed
,
or
s
en
t
on
to
o
the
r
ne
twork
s
tr
av
el
l
i
ng
t
hrou
gh
s
y
s
tem
s
s
uc
h
as
:
i
nt
ernet
or
e
-
ma
i
l
ed
as
att
ac
hm
en
t
fi
l
e.
T
h
i
s
we
b
c
am
i
s
us
ed
to
c
ap
t
ure
i
ma
ge
i
n
t
he
en
v
i
r
on
m
en
t
for
s
ma
r
t
do
or
s
y
s
tem
do
c
um
en
ta
ti
o
ns
.
Mi
c
r
os
wi
tc
h
or
i
t
i
s
a
l
s
o
k
no
wn
as
mi
ni
atu
r
e
s
na
p
a
c
ti
on
s
wi
tc
h
i
s
an
e
l
ec
tr
i
c
s
wi
tc
h
ac
tua
te
d
by
v
ery
l
i
tt
l
e
ph
y
s
i
c
al
forc
e
throu
gh
th
e
us
e
of
t
i
pp
i
n
g
po
i
nt
me
c
h
an
i
s
m
or
s
o
me
t
i
me
s
c
al
l
e
d
an
"
ov
er
c
en
t
er"
me
c
ha
ni
s
m.
T
h
i
s
m
ec
ha
n
i
s
m
al
l
ows
M
i
c
r
os
wi
tc
h
to
mo
v
e
fr
om
l
eft
to
r
i
gh
t
t
o
n
orma
l
l
y
o
pe
n
or
c
l
os
ed
.
T
h
i
s
Mi
c
r
os
w
i
tc
h
i
s
us
ed
to
l
oc
k
th
e
s
ma
r
t
do
o
r
s
y
s
tem
.
A
nd
A
r
du
i
no
G
S
M
i
s
us
ed
to
m
ov
e
thi
s
M
i
c
r
os
wi
tc
h
ba
s
ed
on
the
Ras
pb
err
y
P
i
i
ns
tr
u
c
ti
on
s
.
A
r
du
i
no
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[1
8].
A
r
du
i
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o
i
ts
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f
i
s
s
i
n
gl
e
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bo
ard
m
i
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o
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l
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ta
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c
es
an
d
i
n
terac
ti
v
e
o
bj
ec
ts
tha
t
ha
v
e
an
ab
i
l
i
ty
to
s
e
ns
e
a
nd
c
on
tr
ol
o
bj
ec
ts
i
n
the
p
hy
s
i
c
al
an
d
di
gi
t
al
wor
l
d [
18
].
T
he
m
ec
ha
ni
s
m
of
prop
os
ed
a
pp
l
i
c
at
i
o
n
i
n
t
hi
s
r
es
ea
r
c
h
c
an
b
e
d
es
c
r
i
be
d
i
n
F
i
gu
r
e
1.
Us
er
wi
l
l
us
e
A
nd
r
o
i
d
s
m
a
r
tph
on
e
to
l
og
i
n
t
o
the
s
y
s
tem
.
T
h
e
webs
erv
i
c
e
prov
i
de
s
us
erna
me
an
d
pa
s
s
wor
d v
a
l
i
da
t
i
on
. If
the
v
a
l
i
da
t
i
on
i
s
s
uc
c
es
s
, w
eb
s
erv
i
c
e w
i
l
l
s
en
d s
uc
c
es
s
c
od
e t
h
at
w
i
l
l
be
s
e
nt
to
Ras
p
be
r
r
y
P
i
us
i
ng
B
l
u
eto
oth
c
on
n
ec
ti
o
n.
I
f
th
e
c
o
de
i
s
r
i
gh
t,
Ras
pb
e
r
r
y
P
i
wi
l
l
g
i
v
e
i
ns
tr
uc
ti
o
n
to
A
r
du
i
n
o
G
S
M
to
m
ov
e
Mi
c
r
os
wi
tc
h.
Mi
c
r
os
wi
c
th
wi
l
l
l
oc
k
or
u
n
-
l
oc
k
th
e
do
or.
T
he
arc
hi
tec
t
ure
of
s
y
s
tem
propos
e
d
i
n
t
hi
s
r
es
ea
r
c
h
i
s
s
ho
wn
i
n
F
i
gu
r
e
2.
T
he
s
erv
i
c
es
i
n
the
i
nte
grate
d
s
ma
r
t
do
or
s
y
s
tem
are
d
ev
el
op
e
d
i
n
P
H
P
[1
9]
pro
gram
mi
ng
l
an
gu
ag
e
us
i
ng
La
r
av
el
fr
a
me
w
ork
[20
].
T
h
e
ap
p
l
i
c
at
i
o
n
tha
t
i
s
i
ns
ta
l
l
ed
i
n
A
n
droi
d
de
v
i
c
e
i
s
de
v
el
op
ed
na
ti
v
e
us
i
ng
J
av
a
progra
mm
i
n
g l
a
ng
ua
ge
.
F
i
gu
r
e
1
. Th
e
i
nte
grated
s
ma
r
t
d
oo
r
s
y
s
tem
proc
es
s
F
i
gu
r
e
2.
A
r
c
hi
tec
t
ure of
s
ma
r
t d
oo
r
s
y
s
tem
Evaluation Warning : The document was created with Spire.PDF for Python.
â—¼
IS
S
N: 16
93
-
6
93
0
T
E
L
KO
MNIK
A
V
ol
.
17
,
No
.
6,
D
ec
em
b
er 20
19
:
27
4
7
-
2754
2750
3.
Re
sult
s
a
n
d
An
aly
s
is
T
he
i
m
pl
em
e
nta
t
i
o
n
r
es
ul
t
i
s
s
ho
wn
i
n
F
i
g
ure
3.
F
i
gu
r
e
3
(
a
)
i
s
s
pl
as
h
s
c
r
ee
n
an
d
F
i
gu
r
e
3
(
b
)
i
s
b
arc
od
e
s
c
an
i
nte
r
f
ac
e.
I
n
F
i
g
ure
3
(
b
)
,
the
r
e
ar
e
l
at
i
tu
de
an
d
l
o
ng
i
tu
de
tha
t
r
ep
r
es
en
t t
he
us
er pos
i
ti
o
n.
Thi
s
us
es
to
v
al
i
da
te
t
he
p
os
i
ti
on
o
f u
s
er
i
s
ne
ar t
he
d
oo
r
.
(
a)
(
b)
F
i
gu
r
e
3.
T
h
e
s
pl
as
h s
c
r
ee
n a
n
d b
arc
o
de
s
c
an
i
nt
erfa
c
e
,
(
a)
s
pl
as
h s
c
r
ee
n
,
(
b)
ba
r
c
o
de
s
c
an
i
nte
r
f
ac
e
F
i
gu
r
e
4
de
s
c
r
i
b
es
l
og
i
n
i
nt
erfac
e.
In
l
o
gi
n
i
nte
r
f
ac
e,
th
ere
are
i
np
ut
fi
e
l
ds
for
us
ername
an
d
p
as
s
wor
d.
F
i
gu
r
e
5
s
h
ows
the
hi
s
tory
of
tr
an
s
ac
ti
on
s
ha
p
pe
ne
d.
T
hi
s
w
i
l
l
he
l
p
the
own
er
to
k
no
w
th
e
p
eo
p
l
e
ac
c
es
s
i
ng
th
e
i
nte
grate
d
s
ma
r
t
do
or
s
y
s
tem
.
T
hi
s
h
i
s
tory
i
s
ge
ne
r
at
ed
au
to
ma
t
i
c
al
l
y
whe
n
us
er
i
n
terac
t
wi
t
h
th
e
s
y
s
tem
.
F
o
r
go
t
pa
s
s
wor
d
fea
ture
he
l
ps
us
er
to
g
et
the
i
r
l
as
t
pa
s
s
wor
d.
F
i
gu
r
e
6
i
s
forgot
pa
s
s
wor
d
i
nte
r
fac
e
fr
om
we
b
i
nt
erfac
e
a
nd
F
i
g
ure
7
i
s
forgot
pa
s
s
wor
d
i
n
terfac
e
f
r
om
m
ob
i
l
e
i
nte
r
fac
e
.
Us
er
wi
l
l
i
ns
ert
th
e
r
eg
i
s
tered
e
ma
i
l
ad
dres
s
,
an
d
s
y
s
tem
w
i
l
l
r
ep
l
y
the
u
s
er'
s
l
as
t
pa
s
s
wor
d.
F
i
gu
r
e
8
de
s
c
r
i
be
s
t
he
e
ma
i
l
n
oti
fi
c
ati
on
whi
c
h
i
s
s
en
t b
y
th
e i
nte
grate
d s
ma
r
t d
oo
r
s
y
s
tem
.
Fig
ure 9
s
h
o
ws
th
e
S
ma
r
t
Door
S
y
s
tem
c
om
po
n
en
t.
F
i
gu
r
e
4
. L
og
i
n
i
nte
r
f
ac
e
F
i
gu
r
e
5
. H
i
s
tory
of
tr
a
ns
ac
ti
on
s
ha
p
pe
n
ed
Evaluation Warning : The document was created with Spire.PDF for Python.
T
E
L
KO
MNIK
A
IS
S
N: 1
69
3
-
6
93
0
â—¼
Int
eg
r
a
ted
s
ma
r
t d
oo
r
s
y
s
tem
i
n
ap
artme
nt
r
oo
m b
as
ed
on
i
nte
r
n
et
(
M
uc
ha
m
ma
d
Hus
ni
)
2751
F
i
gu
r
e
6.
F
org
ot
p
as
s
wor
d i
nte
r
fac
e
i
n w
eb
v
i
ew
F
i
gu
r
e
7
. For
g
ot
p
as
s
wor
d i
nte
r
fac
e
i
n m
ob
i
l
e v
i
ew
F
i
gu
r
e
8
.
E
ma
i
l
no
t
i
f
i
c
ati
on
for forgo
t p
as
s
wor
d
fe
a
ture
(
a)
(
b)
F
i
gu
r
e
9.
S
ma
r
t
do
or s
y
s
tem
,
(
a) c
om
po
n
en
t
i
ns
i
de
a
n
d
(
b) fr
on
t
l
o
ok
Evaluation Warning : The document was created with Spire.PDF for Python.
â—¼
IS
S
N: 16
93
-
6
93
0
T
E
L
KO
MNIK
A
V
ol
.
17
,
No
.
6,
D
ec
em
b
er 20
19
:
27
4
7
-
2754
2752
T
o
tes
t
the
s
y
s
tem
pe
r
fo
r
ma
nc
e,
t
hi
s
r
es
ea
r
c
h
pr
op
os
es
fo
ur
ty
pe
s
of
tes
t
c
as
e
de
s
c
r
i
be
d
i
n
T
ab
l
e
1.
T
h
i
s
r
es
ea
r
c
h
al
s
o
us
es
tw
o
d
i
ff
erent
de
v
i
c
es
a
nd
t
hree
di
f
ferent
pl
ac
es
.
E
v
erc
r
os
s
s
ma
r
t
ph
o
ne
an
d
S
am
s
un
g
G
a
l
ax
y
J
5
are
us
ed
i
n
t
hi
s
r
es
e
arc
h
as
t
es
ti
ng
de
v
i
c
e.
T
he
t
hree
d
i
ffe
r
e
nt
pl
ac
es
us
ed
i
n
t
hi
s
tes
ti
n
g
are
A
J
K
La
b
oratory
,
B
u
mi
M
a
r
i
na
S
ur
ab
ay
a
Res
i
de
nc
e,
a
nd
G
a
di
ng
F
aj
ar
S
i
do
arj
o
Res
i
de
nc
e.
T
hi
s
r
es
ea
r
c
h
m
ea
s
ures
t
he
av
era
ge
o
f
c
om
pu
t
ati
on
a
l
ti
me
to
ac
c
e
s
s
the
s
y
s
tem
b
as
ed
on
th
os
e
d
i
ffe
r
en
t
de
v
i
c
es
a
nd
p
l
ac
es
.
T
hi
s
tes
t
c
as
es
al
s
o
us
e
di
ffe
r
e
nt
i
n
terne
t
prov
i
de
r
t
o
k
n
ow
th
e
i
nte
r
n
et
c
o
nn
ec
t
i
o
n
s
pe
e
d
i
.e.
T
el
k
o
m
W
i
F
i
, Fi
r
s
tm
ed
i
a
W
i
F
i
, a
nd
I
T
S
W
i
F
i
.
T
ab
l
e
2
s
ho
ws
the
av
er
ag
e
ti
me
to
s
c
an
Q
R
c
od
e
us
i
n
g
ph
o
ne
’
s
c
am
e
r
a
an
d
the
av
erag
e
ti
me
to
ac
c
es
s
the
G
P
S
.
It
r
es
u
l
ts
6.8
3
s
ec
on
ds
.
T
ab
l
e
3
s
ho
ws
th
at
the
a
v
era
ge
ti
me
to
l
og
i
n
i
s
4
.75
s
ec
on
ds
.
T
he
av
era
ge
t
i
m
e
t
o
l
o
gi
n
i
s
l
es
s
th
an
th
e
av
era
g
e
ti
me
to
s
c
an
Q
R
c
od
e
a
nd
ac
c
es
s
G
P
S
.
It
i
s
be
c
a
us
e
s
c
an
Q
R
c
od
e
us
i
ng
ph
o
ne
’
s
c
am
era
an
d
ac
c
es
s
the
G
P
S
n
ee
d
m
ore
c
o
m
pu
tat
i
o
n
i
n
de
v
i
c
e
t
ha
n
t
he
l
og
i
n
a
uth
e
nt
i
c
ati
on
.
T
ab
l
e
4
s
ho
ws
the
av
erag
e
r
es
po
ns
e
t
i
m
e
fr
om
r
as
pb
err
y
to
A
nd
r
oi
d
d
ev
i
c
e,
a
nd
T
ab
l
e
5
s
ho
ws
the
t
ota
l
av
erage
ti
me
to
s
ho
w
hi
s
to
r
y
.
F
r
om
t
ho
s
e
r
es
ul
ts
,
w
e
al
s
o
k
no
w
th
at
di
ff
erent
d
e
v
i
c
e
c
an
r
es
ul
t
di
ff
erent
c
om
pu
ta
ti
o
na
l
t
i
m
e.
It
i
s
b
ec
au
s
e
d
i
ffe
r
e
nt
d
e
v
i
c
e
ha
s
di
ff
erent
s
pe
c
i
fi
c
ati
o
n
i
.e
.
R
A
M
,
proc
es
s
or,
an
d
me
mo
r
y
.
S
i
nc
e
the
d
i
ffe
r
e
nt
i
n
terne
t
prov
i
de
r
s
r
es
ul
t
d
i
ffe
r
en
t
i
nte
r
ne
t
c
on
n
ec
ti
o
n
s
pe
ed
,
the
av
erag
e c
om
pu
t
ati
o
na
l
ti
me
be
tw
ee
n
i
n
tern
et
prov
i
de
r
s
are
al
s
o
di
ff
ere
nt.
T
hi
s
r
es
ea
r
c
h
prov
i
de
s
c
o
mp
ar
i
s
o
n
s
tu
dy
to
c
om
p
ar
e
th
i
s
r
es
ea
r
c
h
wi
t
h
s
o
me
s
i
m
i
l
ar
r
es
ea
r
c
he
s
.
T
h
ere
are
tot
a
l
5
pa
pe
r
s
th
at
i
s
c
o
mp
ar
ed
.
T
he
s
e
p
ap
ers
are
c
h
os
en
be
c
a
us
e
t
he
y
ha
v
e
t
he
s
am
e
t
op
i
c
.
S
i
d
dh
i
K
av
de
et.
al
.
[2
1]
i
m
pl
em
en
t
I
oT
t
o
s
m
art
do
or
l
oc
k
s
y
s
tem
s
o
the
o
wners
c
an
c
o
ntr
ol
th
ei
r
do
or
us
i
ng
t
he
s
m
art
ph
on
e.
T
h
i
s
s
y
s
tem
us
es
the
B
l
ue
to
oth
tec
hn
o
l
og
y
to
a
uth
e
nti
c
a
te
the
own
ers
.
T
he
s
m
art
l
oc
k
i
s
an
e
l
ec
tr
om
ec
ha
n
i
c
al
l
o
c
k
tha
t
i
s
us
ed
to
l
oc
k
an
d
un
-
l
oc
k
the
do
o
r
ba
s
ed
on
t
he
i
ns
tr
uc
ti
on
f
r
om
th
e
pe
r
s
o
n
wh
o
ha
s
a
uth
oriz
a
ti
on
t
o
ac
c
es
s
i
t.
T
h
i
s
s
y
s
tem
al
s
o
mo
n
i
tors
t
he
c
r
i
ti
c
a
l
ev
en
t
tha
t
b
ec
om
e
th
e
ma
i
n
pa
r
t
i
n
the
s
ma
r
t
ho
me
.
Nas
er
A
bb
as
H
us
ei
n
a
nd
I
na
s
A
l
Ma
ns
o
ori
[
22
]
prov
i
de
a
s
ma
r
t
do
or
s
y
s
tem
for
ho
m
e
s
ec
urit
y
by
us
i
ng
R
as
pb
err
y
P
i
3
.
T
h
i
s
r
es
ea
r
c
h
us
e
c
am
eras
,
k
ey
p
ad
an
d
pi
-
l
i
ds
to
prov
i
de
an
al
arm
s
y
s
tem
t
ha
t
c
a
n
no
t
i
fy
the
ow
ne
r
an
d
a
l
s
o
r
ec
og
n
i
z
e
the
gu
es
t
by
gi
v
i
ng
the
m
us
er
i
d.
F
ai
z
A
ma
n
an
d
A
ni
t
ha
C
[
23
]
i
mp
l
e
me
nt
mo
ti
o
n
s
en
s
i
ng
a
nd
i
m
ag
e
c
ap
tur
i
ng
to
s
ma
r
t
do
or
s
y
s
tem
i
n
A
nd
r
oi
d
pl
atf
or
m
.
If
a
pe
r
s
on
c
o
me
s
i
n
fr
o
n
t
of
the
do
or,
the
mo
t
i
o
n
s
en
s
or
wi
l
l
be
tr
i
gg
er
ed
,
the
i
ma
g
e
w
i
l
l
b
e
c
ap
ture
d
a
nd
s
y
s
tem
wi
l
l
no
ti
fy
the
ow
ne
r
.
C
ha
r
o
en
V
on
gc
hu
my
e
n
et.
a
l
.
[
24
]
pro
po
s
es
the
s
ma
r
t
way
t
o
s
o
l
v
e
prob
l
e
m
i
n
c
on
v
en
t
i
o
na
l
do
or
-
l
o
c
k
i
ng
s
y
s
tem
.
T
he
s
y
s
tem
c
an
r
em
ot
el
y
l
oc
k
an
u
n
-
l
oc
k
the
d
oo
r
,
c
he
c
k
th
e
d
oo
r
s
t
ate
,
no
ti
fy
t
he
own
er
whet
h
er
t
he
r
e
i
s
s
o
me
o
ne
k
no
c
k
i
ng
the
d
oo
r
,
an
d
g
e
ne
r
ate
te
mp
or
ary
pa
s
s
c
od
e
th
at
c
a
n
be
us
e
i
n
s
p
ec
i
fi
c
da
t
e
an
d
t
i
me
.
M
uh
a
mm
ad
S
a
bi
r
i
n
Hadi
s
et.
al
.
[2
5]
de
s
i
g
ns
t
he
s
m
art
l
oc
k
s
y
s
tem
for
do
ors
wi
th
s
p
ec
i
al
fea
tures
us
i
ng
B
l
ue
t
oo
th
tec
hn
ol
o
gy
.
T
h
i
s
r
es
ea
r
c
h
s
up
p
ort
fea
ture
fo
r
p
eo
p
l
e
wi
t
h d
i
s
a
bi
l
i
t
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.
T
ab
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1
. T
h
e
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of
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t C
as
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Tes
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ipt
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P
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TC
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R
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4.
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w
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Tim
e
1.
A
J
K
L
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E
v
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5
GPS
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10.
8
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2.
B
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2
s
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Ga
d
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Faja
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Firs
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5
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2
s
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im
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8
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3.
5
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s
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Faja
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S
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r
jo
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s
ide
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v
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Firs
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2
s
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J
5
Firs
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5.
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7
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s
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4
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3
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lac
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N
e
t
w
o
r
k
S
u
c
c
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s
s
S
t
a
t
u
s
Tim
e
1.
A
J
K
L
a
b
o
r
a
t
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r
y
E
v
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c
r
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s
s
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12.
3
s
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J
5
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W
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11.
1
s
2.
B
u
mi
Mar
ina
S
u
r
a
b
a
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R
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d
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v
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2
s
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5
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s
4.
5
s
3.
Ga
d
ing
Faja
r
S
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a
r
jo
R
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s
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c
e
E
v
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r
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s
Firs
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s
8.
7
s
S
a
m
s
u
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J
5
Firs
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W
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e
s
4.
1
s
A
v
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a
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7.
4
8
s
T
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l
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5
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0
4
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lac
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N
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t
w
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k
S
u
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c
e
s
s
S
t
a
t
u
s
Tim
e
1.
A
J
K
L
a
b
o
r
a
t
o
r
y
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v
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r
c
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s
s
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TS
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iFi
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s
5.
7
s
S
a
m
s
u
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J
5
I
TS
W
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Y
e
s
5.
2
s
2.
B
u
mi
Mar
ina
S
u
r
a
b
a
y
a
R
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s
ide
n
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e
E
v
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s
Telk
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m
W
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Y
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s
5.
5
s
S
a
m
s
u
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J
5
Telk
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m
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Y
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s
5.
0
s
3.
Ga
d
ing
Faja
r
S
ido
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r
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R
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s
ide
n
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E
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5.
3
s
S
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5
Firs
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W
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Y
e
s
5.
3
s
A
v
e
r
a
g
e
T
im
e
5.
3
s
4.
Co
n
clus
ion
T
he
i
nte
gr
ate
d
s
ma
r
t
d
oo
r
s
y
s
tem
i
s
prop
os
ed
to
i
n
c
r
ea
s
e
the
s
ec
uri
ty
i
n
ap
a
r
tme
nt
r
oo
m.
L
i
fe
s
afe
ty
an
d
c
o
nv
en
i
en
c
e
be
c
o
me
i
mp
ort
an
t.
T
hi
s
pro
po
s
ed
s
y
s
tem
i
s
e
x
pe
c
ted
to
be
ab
l
e
t
o
i
nc
r
ea
s
e
the
s
ec
u
r
i
ty
us
i
n
g
t
he
IoT
tec
hn
ol
og
y
.
T
h
e
r
a
pi
d
gro
wth
of
IoT
te
c
h
no
l
og
y
tod
ay
,
r
es
u
l
ts
ma
ny
ap
p
l
i
c
ati
o
ns
tha
t
c
a
n
be
us
ed
t
o
he
l
p
m
an
y
prob
l
e
ms
i
n
ou
r
l
i
fe.
F
r
om
the
t
es
ti
n
g
r
es
ul
t,
i
t
c
an
be
c
on
c
l
ud
ed
tha
t
th
i
s
s
y
s
tem
c
an
prov
i
d
e
th
e
s
afe
ty
a
nd
c
on
v
e
ni
en
c
e
for
us
er.
I
t
i
s
be
c
a
us
e
th
i
s
s
y
s
tem
us
e
o
nl
y
A
n
droi
d
d
ev
i
c
e
to
c
on
tr
o
l
t
he
do
or.
T
he
i
np
ut
fr
o
m
us
er
wi
l
l
be
s
en
t
to
the
s
er
v
er,
an
d
s
erv
er
s
en
d
th
e
r
es
po
ns
e.
T
hi
s
m
ec
ha
ni
s
m
al
s
o
m
i
n
i
m
i
z
es
the
c
o
mp
u
tat
i
on
,
b
ec
au
s
e
ou
r
pro
po
s
ed
s
y
s
tem
d
o
t
h
e
v
al
i
d
ati
on
proc
es
s
i
n
th
e
on
l
i
ne
s
erv
er.
Nev
erthe
l
es
s
,
ou
r
propos
e
d
me
t
ho
d
de
pe
n
ds
on
the
i
nte
r
ne
t
c
on
n
ec
ti
o
n.
W
he
n
t
he
c
on
ne
c
ti
on
be
c
om
es
s
l
ower,
t
he
s
y
s
tem
wi
l
l
a
l
s
o
h
av
e
the
s
l
owe
r
r
es
po
ns
e.
B
es
i
de
s
,
t
he
s
pe
c
i
f
i
c
ati
on
of
de
v
i
c
e u
s
e
d a
l
s
o a
f
fec
ts
to
the
av
era
ge
c
o
mp
u
tat
i
on
al
ti
me
from s
y
s
tem
.
Ref
er
en
ce
s
[1
]
KK
Pa
te
l
,
SM
Pa
te
l
.
I
n
te
r
n
e
t
o
f
Th
i
n
g
s
-
IOT:
Def
i
n
i
t
i
o
n
,
Cha
ra
c
te
ri
s
ti
c
s
,
Arc
h
i
te
c
tu
r
e
,
En
a
b
l
i
n
g
Te
c
h
n
o
l
o
g
i
e
s
,
Ap
p
l
i
c
a
t
i
o
n
&
Fu
tu
re
C
h
a
l
l
e
n
g
e
s
.
In
te
r
n
a
ti
o
n
a
l
J
o
u
rn
a
l
o
f
En
g
i
n
e
e
ri
n
g
S
c
i
e
n
c
e
a
n
d
Com
p
u
ti
n
g
.
2
0
1
6
;
6
(
4
):
6
1
2
2
-
6
1
3
1
.
[2
]
M
Pti
c
e
k
V.
Po
d
o
b
n
i
k
,
G
J
e
z
i
c
.
Be
y
o
n
d
t
h
e
In
te
r
n
e
t
o
f
Th
i
n
g
s
:
Th
e
So
c
i
a
l
Net
wor
k
i
n
g
o
f
M
a
c
h
i
n
e
s
.
In
te
rn
a
ti
o
n
a
l
J
o
u
r
n
a
l
o
f
Di
s
tri
b
u
te
d
Se
n
s
o
r Ne
two
r
k
s
.
2
0
1
6
;
1
2
(6
):
1
-
15
.
[3
]
V
In
i
ti
a
ti
v
e
.
J
u
l
y
2
0
1
8
.
[On
l
i
n
e
].
Av
a
i
l
a
b
l
e
:
h
tt
p
s
:/
/m
e
d
i
u
m
.
c
o
m
/@V
a
l
o
r
e
/b
l
o
c
k
c
l
o
u
d
-
t
h
e
-
big
-
b
a
n
g
-
in
-
iot
-
te
c
h
n
o
l
o
g
y
-
7
d
b
6
c
2
b
0
6
7
0
f.
[4
]
K As
h
to
n
.
J
u
l
i
2
0
0
9
.
[Onl
i
n
e
].
Av
a
i
l
a
b
l
e
:
h
t
tp
s
:
//
ww
w.rfi
d
j
o
u
r
n
a
l
.
c
o
m
/a
rti
c
l
e
s
/
v
i
e
w?
4
9
8
6
.
[5
]
D
Ev
a
n
s
.
T
h
e
I
n
te
rn
e
t
o
f
Th
i
n
g
s
How
th
e
Nex
t
Ev
o
l
u
ti
o
n
o
f
th
e
In
t
e
rn
e
t
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