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Science
Vo
l.
41
,
No
.
2
,
Feb
r
u
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y
20
2
6
,
p
p
.
63
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tim
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CC B
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C
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titu
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Ou
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m
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d
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1.
I
NT
RO
D
UCT
I
O
N
T
h
e
b
ir
th
o
f
an
in
f
an
t is o
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e
o
f
th
e
g
r
ea
test
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less
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s
in
life
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Ho
wev
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p
r
em
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b
o
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lth
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to
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im
m
at
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ity
o
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th
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ir
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r
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As
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ep
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ted
b
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Hea
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Or
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esti
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ate
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m
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b
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n
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ch
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ity
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lead
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s
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r
tality
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o
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p
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p
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x
im
ately
o
n
e
m
illi
o
n
d
ea
th
s
an
n
u
ally
[
1
]
.
Me
d
ical
in
cu
b
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r
s
s
er
v
e
as
a
f
u
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d
a
m
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v
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ab
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o
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s
m
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ito
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f
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ig
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d
en
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m
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p
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r
am
eter
s
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wh
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is
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n
n
eo
n
atal
in
ten
s
iv
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ca
r
e
u
n
its
(
NI
C
Us)
[
2
]
.
Desp
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ei
r
im
p
o
r
tan
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,
m
an
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ex
is
tin
g
n
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s
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s
tem
s
s
till
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u
f
f
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o
m
lim
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tim
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ab
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eliab
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m
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s
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p
o
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r
in
teg
r
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o
f
p
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i
o
lo
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ical
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d
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m
en
tal
d
ata,
a
n
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co
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m
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p
ar
ti
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lar
ly
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r
eso
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c
o
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s
tr
ain
e
d
h
ea
lth
ca
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e
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ettin
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s
[
3
]
.
Alth
o
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th
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in
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r
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n
o
f
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n
ter
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(
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)
tec
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as
im
p
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v
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r
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clo
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d
p
latf
o
r
m
s
an
d
wir
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co
m
m
u
n
icatio
n
[
4
]
,
[
5
]
,
cu
r
r
en
t
s
o
lu
tio
n
s
r
em
ain
co
n
s
tr
ain
ed
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d
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lo
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co
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in
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f
f
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o
m
m
u
n
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d
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d
th
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lack
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t m
u
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-
ch
an
n
el
aler
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m
ec
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m
s
[
6
]
.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
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N
:
2
5
0
2
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4
7
52
In
d
o
n
esian
J
E
lec
E
n
g
&
C
o
m
p
Sci
,
Vo
l.
41
,
No
.
2
,
Feb
r
u
a
r
y
20
2
6
:
63
3
-
64
4
634
T
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m
s
,
en
h
an
cin
g
p
atien
t saf
ety
in
cr
i
tical
s
itu
atio
n
s
.
-
A
s
ec
u
r
e
clo
u
d
-
b
ased
ar
ch
itec
tu
r
e
en
s
u
r
in
g
d
ata
co
n
f
id
e
n
tiality
,
in
teg
r
ity
,
a
n
d
ac
ce
s
s
ib
ilit
y
.
-
A
lo
w
-
co
s
t
an
d
s
ca
lab
le
d
esig
n
,
m
ak
in
g
th
e
s
y
s
tem
s
u
itab
le
f
o
r
h
o
s
p
itals
with
lim
ited
in
f
r
astru
ctu
r
e
an
d
r
eso
u
r
ce
s
.
C
o
m
p
ar
ed
t
o
ex
is
tin
g
s
o
lu
t
io
n
s
,
th
e
p
r
o
p
o
s
ed
s
y
s
tem
g
o
es
b
ey
o
n
d
s
tan
d
ar
d
I
o
T
in
cu
b
ato
r
im
p
lem
en
tatio
n
s
b
y
co
m
b
in
in
g
r
ed
u
n
d
a
n
cy
,
s
ec
u
r
ity
,
q
u
a
n
t
ita
tive
p
erfo
r
ma
n
ce
ev
a
lu
a
tio
n
,
an
d
a
ffo
r
d
a
b
ilit
y
with
in
a
s
in
g
le
clin
ically
r
el
ev
an
t
f
r
am
ewo
r
k
.
T
h
ese
f
ea
tu
r
es
h
ig
h
lig
h
t
th
e
n
o
v
elty
an
d
o
r
ig
in
ality
o
f
th
e
p
r
o
p
o
s
ed
ap
p
r
o
ac
h
an
d
d
em
o
n
s
tr
ate
its
p
o
ten
tial
to
im
p
r
o
v
e
n
e
o
n
atal
s
af
ety
,
esp
ec
ially
in
lo
w
-
r
eso
u
r
c
e
h
ea
lth
ca
r
e
en
v
ir
o
n
m
en
ts
.
T
h
e
r
em
ain
d
er
o
f
th
is
p
ap
e
r
is
o
r
g
an
ized
in
th
is
m
an
n
er
:
Sectio
n
2
r
ev
iews
r
elate
d
wo
r
k
,
Sectio
n
3
p
r
esen
ts
th
e
m
ater
ials
an
d
m
eth
o
d
s
,
Sect
io
n
4
d
escr
ib
es
th
e
s
y
s
tem
i
m
p
lem
en
tatio
n
an
d
ex
p
er
im
en
tal
r
esu
lts
,
Sectio
n
5
d
is
cu
s
s
es
th
e
r
esu
lts
,
an
d
S
ec
tio
n
6
c
o
n
clu
d
es
th
e
p
ap
e
r
an
d
o
u
tlin
es
f
u
tu
r
e
r
esear
ch
d
ir
ec
tio
n
s
.
2.
RE
L
AT
E
D
WO
RK
R
ec
en
tly
,
n
u
m
er
o
u
s
r
esear
ch
ef
f
o
r
ts
h
av
e
b
ee
n
d
ev
o
te
d
to
en
h
an
cin
g
n
eo
n
atal
ca
r
e
th
r
o
u
g
h
s
m
ar
t
an
d
c
o
n
n
ec
ted
s
y
s
tem
s
.
T
h
e
i
n
ter
atio
n
o
f
I
o
T
tech
n
o
lo
g
ies
in
to
n
eo
n
atal
in
cu
b
ato
r
s
r
e
p
r
esen
ts
an
ex
ce
llen
t
s
o
lu
tio
n
to
i
m
p
r
o
v
e
r
ea
l
-
tim
e
m
o
n
ito
r
in
g
an
d
co
n
tr
o
llin
g
o
f
t
h
e
en
v
ir
o
n
m
en
t.
T
h
ese
ar
e
r
ef
er
r
ed
to
as
co
n
n
ec
ted
i
n
cu
b
at
o
r
s
an
d
d
e
f
in
ed
as
s
y
s
tem
s
th
at
co
m
b
i
n
e
s
en
s
o
r
s
,
co
n
n
ec
tiv
ity
,
a
n
d
d
ata
an
aly
tics
to
co
n
tin
u
o
u
s
ly
m
o
n
ito
r
an
d
m
an
ag
e
th
e
h
ea
lth
an
d
e
n
v
ir
o
n
m
en
t
co
n
d
itio
n
s
o
f
n
ewb
o
r
n
s
in
r
ea
l
tim
e
[7
].
Gen
er
aly
,
s
u
ch
s
y
s
tem
s
ar
e
ex
p
ec
ted
t
o
co
n
tin
u
o
u
s
ly
tr
a
ck
en
v
i
r
o
n
m
e
n
tal
p
ar
a
m
eter
(
e.
g
.
,
tem
p
er
atu
r
e,
h
u
m
id
ity
,
an
d
o
x
y
g
en
[
8
]
,
[
9
])
,
m
o
n
ito
r
v
ital
s
ig
n
(
e
.
g
.
,
h
ea
r
t
r
ate
an
d
Sp
O2
[
10
]
)
,
p
r
o
v
id
e
r
ea
l
-
tim
e
aler
ts
to
th
e
h
ea
lth
ca
r
e
s
taf
f
in
em
er
g
en
cy
ca
s
es,
an
d
en
a
b
le
r
em
o
te
m
o
n
ito
r
i
n
g
th
r
o
u
g
h
m
o
b
il
e
ap
p
s
o
r
h
o
s
p
ital
d
ash
b
o
ar
d
s
.
T
o
ex
p
lo
r
e
h
o
w
t
h
e
ar
ch
itectu
r
es o
f
th
ese
s
y
s
tem
s
ar
e
im
p
lem
en
ted
in
p
r
ac
tic
e,
we
ex
am
in
e
th
r
ee
k
ey
d
im
en
s
io
n
s
th
at
d
ef
in
e
m
o
d
e
r
n
c
o
n
n
ec
te
d
in
c
u
b
at
o
r
s
:
(
1
)
th
e
co
n
tr
o
l
s
tr
ateg
i
es
u
s
ed
f
o
r
p
r
ec
is
e
en
v
ir
o
n
m
en
tal
r
eg
u
latio
n
,
(
2
)
th
e
r
em
o
te
m
o
n
ito
r
in
g
ca
p
ab
i
liti
es
th
at
en
ab
le
co
n
tin
u
o
u
s
m
o
n
ito
r
in
g
,
an
d
(
3
)
th
e
u
s
er
in
ter
f
ac
es
in
te
g
r
ated
with
r
ea
l
-
tim
e
aler
t
s
y
s
tem
s
.
T
o
g
eth
er
,
th
ese
co
m
p
o
n
e
n
ts
f
o
r
m
a
n
in
teg
r
ate
d
f
r
am
ewo
r
k
th
at
en
s
u
r
es a
r
esp
o
n
s
iv
e
an
d
s
af
e
n
eo
n
atal
ca
r
e
en
v
ir
o
n
m
en
t.
2.
1
.
Co
ntr
o
l st
ra
t
eg
ies
R
ec
en
t
s
tu
d
ies
em
p
h
asize
a
v
ar
iety
o
f
co
n
t
r
o
l
s
tr
ateg
ies
ap
p
lied
to
en
s
u
r
e
ac
cu
r
ate
en
v
ir
o
n
m
en
tal
r
eg
u
latio
n
.
Am
o
n
g
th
em
t
h
e
p
r
o
p
o
r
ti
o
n
al
-
in
teg
r
al
-
d
er
iv
ativ
e
(
PID
)
alg
o
r
ith
m
s
.
PID
co
n
t
r
o
l
was
wid
ely
u
s
ed
f
o
r
tem
p
er
atu
r
e
r
eg
u
latio
n
,
o
f
ten
co
m
b
i
n
ed
with
h
y
p
e
r
tu
n
in
g
o
r
o
v
e
r
s
h
o
o
t
r
ed
u
ctio
n
tech
n
iq
u
es
to
m
ai
n
tain
s
tab
le
in
cu
b
ato
r
co
n
d
itio
n
s
[
11
]
,
[
12
]
.
So
m
e
s
y
s
tem
s
em
p
lo
y
ed
b
asic
s
en
s
o
r
f
ee
d
b
ac
k
o
r
s
im
p
le
au
to
m
ated
co
n
tr
o
l
with
o
u
t
ad
v
a
n
ce
d
alg
o
r
ith
m
s
,
f
o
cu
s
in
g
o
n
p
r
ac
tical
im
p
lem
en
tatio
n
.
Oth
er
E
x
is
tin
g
d
esig
n
s
ex
p
lo
r
e
m
o
r
e
a
d
v
an
ce
d
ap
p
r
o
ac
h
es
s
u
ch
as
f
u
zz
y
lo
g
ic,
wh
ich
allo
w
s
f
o
r
m
o
r
e
f
lex
ib
le
d
ec
is
io
n
-
m
ak
in
g
.
Fu
zz
y
lo
g
i
c
co
n
tr
o
l,
s
o
m
etim
es
en
h
a
n
ce
d
with
g
en
etic
alg
o
r
ith
m
s
o
r
AI
,
was
ap
p
lied
f
o
r
r
o
b
u
s
t
an
d
ad
a
p
tiv
e
en
v
ir
o
n
m
en
tal
co
n
tr
o
l
[
1
3
]
.
E
m
er
g
in
g
a
p
p
r
o
ac
h
es
in
teg
r
ate
d
m
ac
h
in
e
lear
n
in
g
m
o
d
els
f
o
r
p
r
ed
ictiv
e
co
n
tr
o
l
an
d
an
o
m
aly
d
etec
tio
n
,
im
p
r
o
v
in
g
in
c
u
b
atio
n
q
u
ality
[
4
]
,
[
1
4
]
-
[
1
6
]
.
2
.
2
.
Re
m
o
t
e
m
o
nito
ring
a
nd
clo
ud
infr
a
s
t
ruct
ure
I
n
p
ar
allel,
th
e
in
teg
r
atio
n
o
f
r
em
o
te
m
o
n
ito
r
i
n
g
d
e
v
ices,
o
f
ten
b
ased
o
n
m
icr
o
c
o
n
tr
o
ller
s
a
n
d
co
n
n
ec
ted
v
ia
I
o
T
p
r
o
t
o
co
ls
,
en
ab
les
h
ea
lth
ca
r
e
p
r
o
f
ess
io
n
als
to
co
n
tin
u
o
u
s
ly
m
o
n
ito
r
cr
itical
p
ar
am
eter
s
in
r
ea
l
tim
e
r
em
o
tely
.
W
i
-
Fi
b
ased
I
o
T
p
latf
o
r
m
s
wer
e
th
e
p
r
e
d
o
m
in
an
t
co
m
m
u
n
icatio
n
m
et
h
o
d
,
en
ab
li
n
g
r
ea
l
-
tim
e
d
ata
ac
ce
s
s
v
ia
m
o
b
ile
ap
p
s
,
web
in
ter
f
ac
es,
o
r
clo
u
d
p
latf
o
r
m
s
[
7
]
.
Sig
n
if
ican
t
r
esear
ch
ef
f
o
r
ts
h
a
v
e
u
tili
ze
d
p
o
p
u
la
r
I
o
T
p
latf
o
r
m
s
s
u
ch
as
B
ly
n
k
,
Fire
b
ase,
an
d
T
h
in
g
Sp
ea
k
f
o
r
d
ata
v
is
u
aliza
tio
n
an
d
co
n
tr
o
l
.
So
m
e
s
y
s
tem
s
in
co
r
p
o
r
ate
d
m
u
ltip
le
co
m
m
u
n
icatio
n
p
r
o
t
o
co
ls
,
in
clu
d
in
g
MQ
T
T
,
B
lu
eto
o
th
lo
w
en
er
g
y
Evaluation Warning : The document was created with Spire.PDF for Python.
I
n
d
o
n
esian
J
E
lec
E
n
g
&
C
o
m
p
Sci
I
SS
N:
2
5
0
2
-
4
7
52
I
o
T
-
en
a
b
le
d
co
n
n
ec
ted
in
c
u
b
a
to
r
w
ith
r
ed
u
n
d
a
n
t c
o
mmu
n
ic
a
tio
n
…
(
N
a
çima
Mella
l
)
635
(
B
L
E
)
,
an
d
GSM
f
o
r
r
e
d
u
n
d
an
cy
a
n
d
b
r
o
ad
er
ac
ce
s
s
ib
ilit
y
.
R
em
o
te
aler
t
s
y
s
t
em
s
w
er
e
co
m
m
o
n
,
with
n
o
tific
atio
n
s
s
en
t v
ia
ap
p
s
,
S
MS,
em
ail,
o
r
m
ess
ag
in
g
p
latf
o
r
m
s
to
en
s
u
r
e
tim
el
y
ca
r
eg
iv
er
r
esp
o
n
s
e
[
17
].
2
.
3
.
User
inte
rf
a
ce
a
nd
a
lert
s
y
s
t
em
s
C
l
e
a
r
d
a
t
a
v
i
s
u
a
l
i
z
a
t
i
o
n
a
n
d
e
a
s
i
e
r
s
y
s
t
e
m
c
o
n
t
r
o
l
a
r
e
m
a
d
e
p
o
s
s
i
b
l
e
b
y
t
h
e
u
s
e
r
-
f
r
i
e
n
d
l
y
i
n
t
e
r
f
a
c
e
s
t
h
a
t
a
r
e
a
c
c
e
s
s
i
b
l
e
t
h
r
o
u
g
h
s
m
a
r
t
p
h
o
n
e
s
,
w
e
b
b
r
o
w
s
e
r
s
,
o
r
c
l
o
u
d
p
l
a
t
f
o
r
m
s
.
T
h
e
u
s
e
r
i
n
t
e
r
f
a
c
e
s
r
a
n
g
e
d
f
r
o
m
l
o
c
a
l
L
C
D
/
O
L
E
D
d
i
s
p
l
a
y
s
t
o
s
o
p
h
i
s
t
i
c
a
t
e
d
m
o
b
i
l
e
/
w
e
b
a
p
p
l
i
c
a
t
i
o
n
s
p
r
o
v
i
d
i
n
g
r
e
a
l
-
t
i
m
e
m
o
n
i
t
o
r
i
n
g
a
n
d
c
o
n
t
r
o
l
[
1
8
]
.
T
a
b
l
e
1
p
r
e
s
e
n
t
s
a
c
o
m
p
a
r
a
t
i
v
e
o
v
e
r
v
i
e
w
o
f
r
e
p
r
e
s
e
n
t
a
t
i
v
e
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s;
r
e
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me
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l
a
y
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
5
0
2
-
4
7
52
In
d
o
n
esian
J
E
lec
E
n
g
&
C
o
m
p
Sci
,
Vo
l.
41
,
No
.
2
,
Feb
r
u
a
r
y
20
2
6
:
63
3
-
64
4
636
I
n
a
d
d
i
t
i
o
n
,
t
h
e
s
y
s
t
e
m
e
m
p
h
a
s
i
z
e
s
q
u
a
n
t
i
t
a
t
i
v
e
e
x
p
e
r
i
m
e
n
t
a
l
v
a
l
i
d
a
t
i
o
n
,
s
e
c
u
r
e
c
l
o
u
d
c
o
n
n
e
c
t
i
v
i
t
y
,
a
n
d
a
l
o
w
-
c
o
s
t
,
s
c
a
l
a
b
l
e
d
e
s
i
g
n
t
a
i
l
o
r
e
d
f
o
r
r
e
s
o
u
r
c
e
-
c
o
n
s
t
r
a
i
n
e
d
h
e
a
l
t
h
c
a
r
e
e
n
v
i
r
o
n
m
e
n
t
s
.
B
y
i
n
t
e
g
r
a
t
i
n
g
m
o
n
i
t
o
r
i
n
g
,
c
o
m
m
u
n
i
c
a
t
i
o
n
r
e
l
i
a
b
i
l
i
t
y
,
a
l
e
r
t
r
e
d
u
n
d
a
n
c
y
,
a
n
d
s
e
c
u
r
i
t
y
w
i
t
h
i
n
a
s
i
n
g
l
e
v
a
l
i
d
a
t
e
d
f
r
a
m
e
w
o
r
k
,
t
h
e
p
r
o
p
o
s
e
d
w
o
r
k
a
d
v
a
n
c
e
s
t
h
e
c
u
r
r
e
n
t
s
t
a
t
e
o
f
t
h
e
a
r
t
i
n
c
o
n
n
e
c
t
e
d
n
e
o
n
a
t
a
l
i
n
c
u
b
a
t
o
r
s
y
s
t
e
m
s
a
n
d
a
d
d
r
e
s
s
e
s
c
r
i
t
i
c
a
l
g
a
p
s
i
d
e
n
t
i
f
i
e
d
i
n
t
h
e
l
i
t
e
r
a
t
u
r
e
.
3.
M
AT
E
R
I
AL
S AN
D
M
E
T
H
O
DS
T
h
e
p
r
o
p
o
s
ed
s
y
s
tem
p
r
o
v
id
es
a
r
ea
l
-
tim
e
m
o
n
ito
r
in
g
p
l
atf
o
r
m
f
o
r
n
eo
n
atal
ca
r
e
th
at
in
teg
r
ates
en
v
ir
o
n
m
en
tal
co
n
t
r
o
l
an
d
p
h
y
s
io
lo
g
ical
s
ig
n
al
m
o
n
ito
r
in
g
with
in
a
s
in
g
le
co
n
n
ec
te
d
in
c
u
b
ato
r
.
T
h
e
s
y
s
tem
is
b
ased
o
n
a
f
o
u
r
-
lay
er
I
o
T
a
r
ch
it
e
ctu
r
e
(
s
ee
Fig
u
r
e
1
)
,
wh
er
e
ea
ch
lay
er
p
lay
s
a
s
p
ec
if
ic
r
o
le
in
m
an
ag
in
g
d
ata
f
lo
w
an
d
s
y
s
tem
o
p
er
atio
n
s
,
f
r
o
m
s
en
s
in
g
en
v
ir
o
n
m
en
t
al
an
d
v
ital
p
ar
am
eter
s
t
o
n
o
ti
f
y
in
g
m
ed
ical
s
taf
f
th
r
o
u
g
h
m
o
b
ile
ap
p
n
o
tific
atio
n
s
,
SMS,
v
o
ice
ca
lls
,
an
d
lo
ca
l
alar
m
s
.
Fig
u
r
e
1
.
Desig
n
o
f
th
e
p
r
o
p
o
s
ed
s
y
s
tem
3
.
1
.
P
er
ce
pti
o
n
l
a
y
er
T
h
is
m
ain
lay
er
in
clu
d
es
all
s
en
s
o
r
s
an
d
ac
tu
ato
r
s
.
T
h
e
b
u
z
ze
r
is
u
s
ed
f
o
r
lo
ca
l
aler
ts
wh
en
n
eith
er
Wi
-
Fi
co
n
n
ec
tio
n
n
o
r
GSM
co
v
er
ag
e
is
av
ailab
le,
e
n
s
u
r
i
n
g
im
m
e
d
iate
o
n
-
s
ite
n
o
tific
a
tio
n
.
T
h
e
SIM
8
0
0
L
m
o
d
u
le
also
ac
ts
as
an
ac
t
u
ato
r
b
y
s
en
d
i
n
g
aler
ts
v
ia
SMS
an
d
v
o
ice
ca
lls
b
ased
o
n
s
e
n
s
o
r
r
ea
d
in
g
s
.
T
h
e
s
en
s
o
r
s
u
s
ed
in
th
e
s
y
s
tem
in
clu
d
e:
MA
X3
0
1
0
2
f
o
r
h
e
ar
t
r
ate
an
d
Sp
O₂,
ML
X9
0
6
1
4
f
o
r
b
o
d
y
tem
p
er
atu
r
e
(
in
f
r
ar
e
d
)
,
DHT
2
2
f
o
r
am
b
ien
t
tem
p
er
atu
r
e
a
n
d
h
u
m
i
d
i
ty
,
a
PIR
s
en
s
o
r
f
o
r
m
o
tio
n
d
etec
ti
o
n
,
MQ
-
1
3
5
f
o
r
air
q
u
ality
(
h
a
r
m
f
u
l
g
ases
)
,
an
d
a
s
o
u
n
d
s
en
s
o
r
f
o
r
e
n
v
ir
o
n
m
en
t
al
n
o
is
e
lev
els.
3.
2
.
T
ra
ns
po
rt
ing
l
a
y
er
T
h
is
lay
er
is
r
esp
o
n
s
ib
le
f
o
r
tr
a
n
s
m
itti
n
g
d
ata
b
etwe
e
n
s
en
s
o
r
s
,
ac
t
u
ato
r
s
,
a
n
d
t
h
e
clo
u
d
in
f
r
astru
c
tu
r
e
.
I
n
o
u
r
p
r
o
p
o
s
ed
in
cu
b
at
o
r
th
e
E
SP
3
2
-
W
r
o
o
m
m
icr
o
co
n
tr
o
ller
co
llects
p
h
y
s
io
lo
g
ical
a
n
d
en
v
ir
o
n
m
en
tal
d
ata
an
d
tr
an
s
m
its
th
em
to
th
e
B
ly
n
k
clo
u
d
p
latf
o
r
m
v
ia
W
i
-
Fi
u
s
in
g
th
e
MQ
T
T
p
r
o
to
c
o
l
s
ec
u
r
ed
with
T
L
S
1
.
3
,
th
er
eb
y
p
r
o
v
i
d
in
g
en
d
-
to
-
e
n
d
en
cr
y
p
tio
n
.
I
n
th
e
a
b
s
en
ce
o
f
W
i
-
Fi
co
n
n
ec
tiv
ity
,
th
e
SIM
8
0
0
L
GSM
m
o
d
u
le
s
er
v
e
s
as
a
b
ac
k
u
p
co
m
m
u
n
icatio
n
ch
an
n
el,
tr
an
s
m
itti
n
g
d
ata
to
th
e
clo
u
d
u
s
in
g
th
e
HT
T
PS
p
r
o
to
co
l
o
v
e
r
T
L
S
1
.
2
.
I
n
a
d
d
itio
n
,
t
h
e
SIM
8
0
0
L
m
o
d
u
le
en
a
b
les
th
e
tr
an
s
m
is
s
io
n
o
f
em
e
r
g
en
c
y
SMS a
n
d
ca
ll a
l
er
ts
to
m
ed
ical
s
taf
f
wh
en
cr
itical
co
n
d
itio
n
s
ar
e
d
etec
ted
.
3.
3
.
P
r
o
ce
s
s
ing
l
a
y
er
T
h
is
lay
er
is
th
e
r
esp
o
n
s
ib
le
f
o
r
c
o
llectin
g
,
a
n
aly
zin
g
d
ata
an
d
ass
is
tin
g
in
d
ec
is
io
n
-
m
a
k
in
g
.
T
h
e
E
SP
3
2
-
W
r
o
o
m
ac
ts
as
t
h
e
p
r
i
m
ar
y
p
r
o
ce
s
s
in
g
d
ev
ice,
p
er
f
o
r
m
in
g
lo
ca
l
d
ata
p
r
ep
r
o
ce
s
s
in
g
s
u
ch
as
f
ilter
in
g
.
On
th
e
clo
u
d
s
id
e,
B
ly
n
k
p
r
o
v
id
es
th
e
r
ea
l
-
tim
e
in
ter
f
ac
e
an
d
aler
t
m
an
ag
e
m
en
t
f
o
r
m
ed
ical
s
taf
f
,
wh
er
e
p
r
o
ce
s
s
ed
d
ata
ar
e
v
is
u
alize
d
an
d
cr
itical
ev
en
ts
ar
e
h
ig
h
l
ig
h
ted
.
I
n
p
a
r
alle
l,
Fire
b
ase
en
s
u
r
es
s
ec
u
r
e
d
ata
s
to
r
ag
e
f
o
r
b
ac
k
u
p
,
lo
g
g
in
g
,
an
d
h
is
to
r
ical
an
aly
s
is
,
en
ab
lin
g
lo
n
g
-
te
r
m
m
o
n
ito
r
in
g
an
d
tr
en
d
ev
alu
atio
n
.
Usi
n
g
b
o
th
g
u
ar
an
tees r
eliab
le
,
s
ec
u
r
e,
an
d
co
n
tin
u
o
u
s
m
o
n
it
o
r
in
g
o
f
n
ewb
o
r
n
s
.
3.
4
.
A
pp
lica
t
io
n
l
a
y
er
I
t
o
f
f
er
s
th
e
UI
o
f
t
h
e
m
o
n
ito
r
in
g
s
y
s
tem
wh
er
e
m
ed
ical
s
taf
f
ca
n
m
o
n
ito
r
th
e
n
ewb
o
r
n
co
n
d
itio
n
an
d
h
elp
in
d
ec
id
i
n
g
wh
at
s
h
o
u
ld
h
ap
p
en
to
k
ee
p
th
e
n
ewb
o
r
n
’
s
h
ea
lth
an
d
s
af
ety
th
r
o
u
g
h
r
ea
l
-
tim
e
Evaluation Warning : The document was created with Spire.PDF for Python.
I
n
d
o
n
esian
J
E
lec
E
n
g
&
C
o
m
p
Sci
I
SS
N:
2
5
0
2
-
4
7
52
I
o
T
-
en
a
b
le
d
co
n
n
ec
ted
in
c
u
b
a
to
r
w
ith
r
ed
u
n
d
a
n
t c
o
mmu
n
ic
a
tio
n
…
(
N
a
çima
Mella
l
)
637
v
is
u
aliza
tio
n
o
f
v
ital
an
d
en
v
ir
o
n
m
en
tal
p
a
r
am
eter
s
,
an
d
o
v
er
all
s
y
s
tem
s
tatu
s
.
Aler
ts
a
r
e
d
eliv
er
ed
in
r
ea
l
tim
e
v
ia
t
h
e
m
o
n
ito
r
in
g
i
n
ter
f
ac
e,
wh
ile
SMS
a
n
d
ca
ll
aler
t
s
ar
e
tr
a
n
s
m
itted
th
r
o
u
g
h
th
e
GSM
m
o
d
u
le
wh
en
Wi
-
Fi
co
n
n
ec
tiv
ity
is
u
n
av
ailab
le
o
r
wh
en
t
h
e
u
s
er
d
o
es
n
o
t
ac
tiv
ely
u
s
e
th
e
ap
p
licatio
n
.
Acc
ess
to
th
e
moni
to
r
in
g
s
y
s
tem
,
in
clu
d
in
g
th
e
B
ly
n
k
a
n
d
Fire
b
ase
p
latf
o
r
m
s
,
is
p
r
o
tecte
d
th
r
o
u
g
h
u
s
er
au
th
en
ticatio
n
u
s
in
g
an
em
ail
an
d
p
ass
wo
r
d
.
Pas
s
wo
r
d
s
ar
e
r
eq
u
ir
ed
to
h
av
e
a
m
in
im
u
m
len
g
th
o
f
eig
h
t
c
h
ar
ac
ter
s
,
en
s
u
r
in
g
th
at
o
n
ly
a
u
th
o
r
ized
m
e
d
ical
p
er
s
o
n
n
el
ca
n
ac
ce
s
s
th
e
s
y
s
tem
,
m
o
n
ito
r
n
ew
b
o
r
n
s
,
a
n
d
r
ec
eiv
e
aler
ts
,
th
er
eb
y
m
ain
tain
in
g
d
ata
c
o
n
f
i
d
en
tiality
an
d
i
n
teg
r
ity
.
4.
I
M
P
L
E
M
E
NT
A
T
I
O
N
A
ND
RE
SU
L
T
S
4
.
1
.
E
x
perim
ent
a
l
v
a
lid
a
t
io
n f
ra
m
ewo
r
k
T
h
is
s
tu
d
y
ad
o
p
ts
a
lab
o
r
ato
r
y
-
b
ased
v
alid
atio
n
s
tr
ateg
y
a
s
a
n
ec
ess
ar
y
p
r
elim
in
ar
y
s
te
p
p
r
io
r
t
o
clin
ical
d
ep
lo
y
m
en
t.
All
ex
p
er
im
en
ts
wer
e
co
n
d
u
cted
u
n
d
er
co
n
tr
o
lled
lab
o
r
ato
r
y
co
n
d
itio
n
s
with
o
u
t
th
e
in
v
o
lv
em
e
n
t o
f
n
ew
b
o
r
n
s
.
T
h
e
ev
alu
atio
n
f
o
cu
s
ed
o
n
s
en
s
o
r
ac
cu
r
ac
y
,
c
o
m
m
u
n
icatio
n
r
eli
ab
ilit
y
,
r
ed
u
n
d
an
c
y
m
ec
h
an
is
m
s
,
an
d
aler
t
r
esp
o
n
s
iv
en
ess
.
Ph
y
s
io
lo
g
ical
m
ea
s
u
r
em
en
ts
wer
e
o
b
tain
ed
f
r
o
m
ad
u
lt
v
o
lu
n
tee
r
s
to
v
alid
ate
s
en
s
o
r
f
u
n
ctio
n
ality
an
d
ac
c
u
r
ac
y
,
an
d
wer
e
co
m
p
ar
ed
a
g
ain
s
t
ce
r
tifie
d
r
ef
er
e
n
c
e
d
ev
ices.
C
l
in
ical
v
alid
atio
n
in
v
o
lv
in
g
n
eo
n
atal
s
u
b
jects
is
p
lan
n
ed
as
f
u
tu
r
e
wo
r
k
a
n
d
will
b
e
co
n
d
u
cte
d
o
n
ly
af
ter
o
b
tain
in
g
in
s
titu
tio
n
al
r
ev
iew
b
o
ar
d
(
I
R
B
)
ap
p
r
o
v
al
[
2
2
]
,
[2
3
].
4
.
2
.
P
r
o
t
o
t
y
pe
i
m
plem
ent
a
t
i
o
n
Ou
r
p
r
o
to
ty
p
e
was
b
u
ilt
u
s
in
g
p
lex
ig
lass
en
clo
s
u
r
e
(
8
0
×
4
0
×
4
0
cm
,
4
m
m
th
ick
n
ess
)
,
en
s
u
r
in
g
a
f
u
ll
v
is
ib
ilit
y
f
r
o
m
all
s
id
es
an
d
ad
e
q
u
ate
v
en
tilatio
n
v
ia
air
s
lo
ts
.
I
n
ter
n
ally
,
all
s
en
s
o
r
s
an
d
co
m
p
o
n
e
n
ts
wer
e
s
ec
u
r
ely
m
o
u
n
ted
to
p
r
ev
en
t
m
o
v
em
en
t
o
r
in
ter
f
er
en
ce
(
s
e
e
Fig
u
r
e
2
)
.
T
h
e
m
icr
o
c
o
n
tr
o
ller
was
in
ter
f
ac
ed
with
all
s
en
s
o
r
s
an
d
co
n
n
ec
ted
to
b
o
th
th
e
B
ly
n
k
I
o
T
clo
u
d
p
latf
o
r
m
v
ia
W
i
-
Fi,
o
r
,
in
th
e
ab
s
en
ce
o
f
W
i
-
Fi
,
th
r
o
u
g
h
a
SIM
8
0
0
L
GSM
m
o
d
u
le,
en
ab
lin
g
co
n
tin
u
o
u
s
s
en
s
o
r
d
ata
tr
an
s
m
is
s
io
n
an
d
s
en
d
in
g
aler
ts
v
ia
SMS
o
r
v
o
ice
ca
lls
to
h
ea
lt
h
ca
r
e
s
t
af
f
in
e
m
er
g
e
n
cy
s
itu
atio
n
s
.
A
b
u
zz
er
was
in
clu
d
ed
to
e
n
s
u
r
e
lo
ca
l
ala
r
m
s
in
ca
s
e
o
f
ab
s
en
ce
o
f
n
etwo
r
k
f
ai
lu
r
e
o
r
l
o
s
s
o
f
b
o
th
W
i
-
Fi an
d
GSM
co
n
n
ec
tiv
ity
.
T
o
s
y
s
tem
atica
lly
ev
alu
ate
th
e
p
r
o
p
o
s
ed
in
cu
b
at
o
r
,
a
s
er
ies
o
f
lab
o
r
ato
r
y
test
s
was
d
esig
n
ed
.
T
ab
le
2
s
u
m
m
ar
izes
th
e
test
p
ar
am
eter
s
,
d
u
r
atio
n
,
s
am
p
lin
g
f
r
e
q
u
e
n
cy
,
an
d
e
x
p
er
im
e
n
tal
co
n
d
iti
o
n
s
f
o
r
ea
ch
s
en
s
o
r
an
d
s
y
s
tem
co
m
p
o
n
e
n
t.
Paliwo
d
a
et
a
l.
[
2
4
]
,
th
e
n
o
r
m
al
p
h
y
s
io
lo
g
ical
r
an
g
es
o
f
n
eo
n
ates
,
u
s
ed
as
r
ef
e
r
en
ce
v
alu
es,
ar
e
d
escr
ib
e
d
in
T
ab
le
3
f
o
r
t
r
ig
g
er
i
n
g
aler
ts
wh
en
m
ea
s
u
r
em
en
ts
d
ev
iate
f
r
o
m
th
e
ex
p
ec
ted
r
a
n
g
e.
4
.
3
.
Dev
el
o
pm
ent
a
nd
t
esting
T
h
e
d
ev
elo
p
m
en
t a
n
d
v
ali
d
atio
n
p
r
o
ce
s
s
in
v
o
lv
ed
th
r
ee
m
ai
n
s
tag
es:
1)
Simu
latio
n
:
th
e
co
m
p
lete
s
im
u
latio
n
o
f
th
e
cir
c
u
it
was
co
n
d
u
cted
i
n
Pro
teu
s
8
.
1
5
to
v
alid
ate
th
e
co
d
e
lo
g
ic
an
d
test
th
e
v
i
r
tu
al
b
eh
a
v
io
r
o
f
s
en
s
o
r
s
as we
ll a
s
E
SP
3
2
r
esp
o
n
s
es.
2)
B
r
ea
d
b
o
ar
d
t
esti
n
g
:
all
th
e
s
e
n
s
o
r
s
an
d
t
h
e
E
SP
3
2
wer
e
co
n
n
ec
ted
o
n
a
b
r
ea
d
b
o
ar
d
to
o
b
s
er
v
e
liv
e
d
ata,
en
s
u
r
e
wir
in
g
s
tab
ilit
y
,
an
d
d
e
b
u
g
s
o
f
twar
e.
3)
C
lo
u
d
i
n
teg
r
atio
n
:
th
e
c
o
m
m
u
n
icatio
n
with
B
ly
n
k
was
s
u
cc
ess
f
u
l
,
co
n
f
ir
m
in
g
r
ea
l
-
tim
e
d
ata
d
is
p
lay
an
d
s
to
r
ag
e
in
Fire
b
ase
f
o
r
h
is
to
r
ical
an
aly
s
is
.
Fig
u
r
es
3
to
6
p
r
o
v
id
e
a
co
m
p
r
eh
e
n
s
iv
e
o
v
er
v
iew
o
f
th
e
im
p
lem
en
tatio
n
an
d
test
in
g
s
tag
es.
Fig
u
r
e
3
s
h
o
ws
th
e
s
im
u
latio
n
s
cr
ee
n
s
h
o
ts
.
Fig
u
r
e
4
p
r
esen
ts
th
e
h
ar
d
war
e
p
r
o
to
ty
p
e
s
etu
p
,
Fig
u
r
e
5
d
is
p
lay
s
th
e
B
ly
n
k
d
ash
b
o
ar
d
s
,
an
d
Fig
u
r
es
6
illu
s
tr
ate
Fire
b
ase
r
ec
o
r
d
s
,
with
F
ig
u
r
es
6
(
a)
a
n
d
6
(
b
)
s
h
o
win
g
liv
e
o
p
er
atio
n
an
d
d
ate
-
s
p
ec
if
ic
d
ata,
r
esp
ec
tiv
ely
.
Fig
u
r
e
2
.
T
h
e
p
r
o
to
ty
p
e
o
f
t
h
e
co
n
n
ec
ted
in
cu
b
at
o
r
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52
In
d
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J
E
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n
g
&
C
o
m
p
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Vo
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41
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3
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an
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P
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La
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7
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A
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P
r
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<
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A
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7
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6
3
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5
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7
.
0
O
x
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e
n
s
a
t
u
r
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n
(
S
p
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₂,
%)
95
–
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0
0
94
–
1
0
0
85
–
95
H
e
a
r
t
r
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e
(
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p
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1
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1
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p
1
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164
1
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–
180
R
e
s
p
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r
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y
r
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(
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r
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h
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mi
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30
–
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t
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t
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8
0
c
r
y
i
n
g
15
–
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I
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u
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o
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ate
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4
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s
t
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m
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m
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T
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p
r
o
p
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ed
in
cu
b
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alu
ated
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ix
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o
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s
to
ass
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s
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en
s
o
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,
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m
m
u
n
icatio
n
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eliab
ilit
y
,
an
d
aler
tin
g
m
ec
h
a
n
is
m
s
.
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d
ata
lo
s
s
o
r
s
y
s
tem
f
ailu
r
es
o
cc
u
r
r
e
d
,
an
d
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en
s
o
r
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d
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g
s
r
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ain
e
d
s
tab
le.
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ed
u
n
d
an
t
co
m
m
u
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v
alid
ated
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r
o
u
g
h
s
im
u
lated
n
etwo
r
k
f
ailu
r
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h
e
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m
o
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le
au
to
m
atica
lly
r
ep
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d
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Fi
d
u
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n
d
th
e
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l
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zz
er
p
r
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id
e
d
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wh
en
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o
th
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els
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lo
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d
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n
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ity
to
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ly
n
k
a
n
d
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ase
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h
iev
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9
9
.
1
%
u
p
tim
e,
with
d
ata
tr
an
s
m
itted
e
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6
s
ec
o
n
d
s
an
d
9
8
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f
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ts
d
eliv
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e
d
with
in
6
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o
n
d
s
,
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n
f
ir
m
in
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l
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o
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s
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ito
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4
.
1
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ac
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ar
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ltan
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T
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ab
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MA
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I
SS
N
:
2
5
0
2
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4
7
52
In
d
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J
E
lec
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&
C
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Sci
,
Vo
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41
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2
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ile
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ito
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s
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am
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en
d
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h
e
m
ea
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9
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0
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1
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f
o
r
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-
Fi
an
d
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1
9
5
s
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±
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4
2
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f
o
r
GSM,
with
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ea
s
u
r
ed
v
alu
es
r
em
ain
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g
b
elo
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th
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3
s
th
r
esh
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ld
.
T
h
e
r
esu
lts
co
n
f
ir
m
th
at
th
e
p
r
o
p
o
s
ed
s
y
s
tem
s
atis
f
ies r
ea
l
-
ti
m
e
m
o
n
ito
r
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n
g
r
e
q
u
ir
em
e
n
ts
.
Fig
u
r
e
7
.
L
ate
n
cy
d
is
tr
ib
u
tio
n
h
is
to
g
r
am
f
o
r
W
i
-
Fi an
d
GSM
co
m
m
u
n
icatio
n
ch
a
n
n
els
4
.
4
.
3
.
Aler
t
s
a
nd
Redund
a
nc
y
Fig
u
r
e
8
illu
s
tr
ates
th
e
test
ed
aler
tin
g
m
ec
h
a
n
is
m
s
:
SMS
(
Fig
u
r
e
8
(
a)
)
,
v
o
ice
ca
ll
(
Fig
u
r
e
8
(
b
)
)
,
an
d
m
o
b
ile
ap
p
n
o
tific
atio
n
s
(
Fig
u
r
e
8
(
c)
)
.
Sy
s
tem
r
o
b
u
s
tn
ess
was
ev
alu
ated
b
y
m
an
u
ally
d
is
co
n
n
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tin
g
W
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-
Fi
(
1
0
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e
n
ts
)
,
tr
ig
g
er
in
g
au
to
m
atic
GSM
ac
tiv
atio
n
with
in
~
6
s
.
W
h
en
b
o
th
ch
a
n
n
els
f
ailed
,
th
e
lo
ca
l
b
u
zz
e
r
p
r
o
v
id
e
d
im
m
ed
iate
aler
ts
.
Ov
er
all,
9
8
%
o
f
aler
ts
wer
e
d
eliv
er
ed
with
in
s
ix
s
ec
o
n
d
s
,
co
n
f
ir
m
in
g
th
e
r
eliab
ilit
y
an
d
r
e
d
u
n
d
an
cy
o
f
t
h
e
p
r
o
p
o
s
ed
aler
tin
g
s
y
s
tem
.
(
a)
(
b
)
(
b
)
Fig
u
r
e
8
.
Aler
ts
(
a)
SMS
,
(
b
)
c
all
,
an
d
(
c)
m
o
b
ile
Ap
p
Evaluation Warning : The document was created with Spire.PDF for Python.
I
n
d
o
n
esian
J
E
lec
E
n
g
&
C
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m
p
Sci
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SS
N:
2
5
0
2
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4
7
52
I
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r
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4
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4
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4
.
E
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iciency
T
h
e
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y
c
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ated
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o
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u
p
p
ly
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v
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s
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le
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y
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en
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n
n
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ted
to
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e
g
r
id
o
r
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ter
n
al
ad
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en
s
u
r
in
g
u
n
i
n
ter
r
u
p
te
d
o
p
er
atio
n
d
u
r
in
g
n
o
r
m
al
m
o
n
ito
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in
g
.
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r
b
ac
k
u
p
o
p
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atio
n
d
u
r
in
g
p
o
wer
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u
tag
es,
a
r
ec
h
ar
g
ea
b
le
b
atter
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9
V,
3
0
m
A
×
1
6
h
,
i.e
.
,
4
8
0
m
Ah
)
was
em
p
lo
y
ed
.
T
h
e
m
i
cr
o
co
n
tr
o
ller
,
alo
n
g
with
all
co
n
n
ec
ted
s
en
s
o
r
s
,
co
n
s
u
m
es a
p
p
r
o
x
im
ately
0
.
2
W
,
wh
ile
th
e
W
iFi
m
o
d
u
le
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n
s
u
m
es 0
.
8
2
5
W
o
n
av
er
ag
e
,
an
d
th
e
GSM
m
o
d
u
le
r
ea
ch
es
1
.
9
W
d
u
r
in
g
p
ea
k
tr
an
s
m
is
s
io
n
.
C
o
n
s
id
er
in
g
GSM
o
p
er
atio
n
o
cc
u
r
s
in
ter
m
itt
en
tly
(
~1
0
%
o
f
th
e
tim
e)
,
th
e
av
er
ag
e
to
tal
p
o
w
er
co
n
s
u
m
p
tio
n
is
esti
m
ated
at
1
.
2
1
5
W
.
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ased
o
n
th
ese
v
alu
es,
th
e
b
ac
k
u
p
b
atter
y
ca
n
s
u
s
tain
th
e
s
y
s
tem
f
o
r
ap
p
r
o
x
im
ately
3
.
5
h
o
u
r
s
.
5.
DIS
CU
SS
I
O
N
T
h
is
wo
r
k
p
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ted
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I
o
T
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led
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te
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c
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r
with
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n
d
an
t
co
m
m
u
n
icatio
n
f
o
r
r
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tim
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eo
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o
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ito
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f
b
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ir
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m
en
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ete
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s
.
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en
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ate
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ilit
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aler
t
m
ec
h
an
is
m
s
.
T
h
e
u
s
ed
s
en
s
o
r
s
ac
h
iev
ed
m
ea
s
u
r
em
en
t
ac
cu
r
ac
y
with
in
ac
ce
p
tab
le
m
ed
ic
al
to
ler
an
ce
r
an
g
es
co
m
p
ar
ed
with
ce
r
tifie
d
r
ef
er
e
n
ce
d
ev
ices.
T
h
e
ev
al
u
atio
n
o
f
co
m
m
u
n
icatio
n
p
er
f
o
r
m
an
ce
co
n
f
ir
m
e
d
th
at
th
e
s
y
s
tem
s
ati
s
f
ies
r
ea
l
-
tim
e
r
eq
u
ir
em
en
ts
,
with
en
d
-
to
-
e
n
d
la
ten
cy
o
f
0
.
9
9
5
s
f
o
r
W
i
-
Fi
an
d
2
.
1
9
5
s
f
o
r
GSM
co
m
m
u
n
icatio
n
.
I
n
ad
d
itio
n
,
clo
u
d
co
n
n
ec
tiv
ity
an
aly
s
is
s
h
o
wed
a
s
u
cc
ess
f
u
l
d
ata
tr
an
s
m
i
s
s
io
n
r
ate
o
f
9
9
.
1
%
dur
in
g
c
o
n
tin
u
o
u
s
o
p
er
atio
n
,
in
d
icatin
g
h
ig
h
r
eliab
ilit
y
.
R
eg
ar
d
in
g
aler
t
m
ec
h
a
n
is
m
s
,
th
e
GSM
m
o
d
u
le
was
au
to
m
atica
lly
ac
tiv
ated
with
in
ap
p
r
o
x
im
ately
6
s
ec
o
n
d
s
f
o
llo
win
g
Wi
-
Fi
d
is
co
n
n
ec
tio
n
,
en
s
u
r
i
n
g
u
n
in
ter
r
u
p
ted
d
ata
t
r
an
s
m
is
s
i
o
n
to
th
e
clo
u
d
a
n
d
r
eliab
le
d
eliv
er
y
o
f
SMS
an
d
v
o
ice
c
all
aler
ts
in
ca
s
e
o
f
em
er
g
en
cy
.
W
h
en
b
o
th
co
m
m
u
n
icatio
n
c
h
an
n
els
wer
e
u
n
a
v
ailab
le,
th
e
lo
ca
l
b
u
zz
e
r
p
r
o
v
i
d
ed
im
m
e
d
iate
o
n
-
s
ite
aler
ts
.
T
h
e
s
u
cc
ess
f
u
l
d
eliv
er
y
o
f
9
8
%
o
f
aler
ts
with
in
s
ix
s
ec
o
n
d
s
u
n
d
er
s
co
r
es
th
e
p
r
o
p
o
s
ed
ar
ch
itect
u
r
e’
s
r
esp
o
n
s
iv
en
ess
,
r
eliab
ilit
y
,
an
d
r
o
b
u
s
tn
ess
.
C
o
m
p
ar
ed
with
ex
is
tin
g
wo
r
k
s
,
m
o
s
t
r
ep
o
r
ted
in
cu
b
ato
r
s
p
r
esen
t
s
ig
n
if
ican
t
lim
itatio
n
s
.
Sev
er
al
s
y
s
tem
s
,
s
u
ch
as
th
o
s
e
r
ep
o
r
ted
in
[
18
]
,
[
2
0
]
,
an
d
[
2
1
]
,
f
o
c
u
s
p
r
im
ar
ily
o
n
en
v
i
r
o
n
m
en
tal
p
ar
am
eter
m
o
n
ito
r
in
g
an
d
d
o
n
o
t
in
clu
d
e
co
m
p
r
eh
en
s
iv
e
p
h
y
s
io
lo
g
ica
l
m
o
n
ito
r
in
g
.
Mo
r
e
o
v
er
,
m
an
y
s
tu
d
ies,
in
clu
d
in
g
[
16
]
,
[
18
],
[
19
],
an
d
[
25
]
,
r
ely
o
n
a
s
in
g
le
co
m
m
u
n
icatio
n
ch
an
n
el
(
W
i
-
Fi
o
r
GSM)
an
d
d
o
n
o
t
im
p
lem
en
t
re
d
u
n
d
an
t
o
r
f
allb
ac
k
m
ec
h
a
n
is
m
s
.
Mu
lti
-
ch
an
n
el
aler
tin
g
an
d
r
o
b
u
s
t
s
ec
u
r
ity
p
r
o
to
co
l
s
ar
e
also
g
en
er
ally
lack
in
g
ac
r
o
s
s
th
ese
s
tu
d
ies.
Fu
r
th
er
m
o
r
e
,
ex
p
e
r
im
en
tal
v
a
lid
atio
n
is
o
f
ten
lim
ited
to
la
b
o
r
ato
r
y
s
ettin
g
s
,
leav
in
g
g
a
p
s
in
r
ea
l
-
wo
r
ld
ap
p
licab
ilit
y
an
d
r
eliab
ilit
y
,
p
ar
ticu
lar
ly
in
r
eso
u
r
ce
-
co
n
s
tr
ain
ed
NI
C
U
en
v
ir
o
n
m
e
n
ts
.
I
n
co
n
tr
ast,
th
e
p
r
o
p
o
s
ed
s
y
s
tem
p
r
esen
ts
s
ev
er
al
ad
v
a
n
tag
es.
I
t
in
teg
r
ate
s
p
h
y
s
io
lo
g
ical
an
d
en
v
i
r
o
n
m
en
tal
m
o
n
ito
r
in
g
,
im
p
lem
en
ts
r
ed
u
n
d
an
t
co
m
m
u
n
icatio
n
ch
an
n
els
with
au
to
m
a
tic
f
ailo
v
e
r
,
s
u
p
p
o
r
ts
m
u
lti
-
ch
an
n
el
aler
tin
g
,
an
d
em
p
lo
y
s
s
ec
u
r
e
co
m
m
u
n
icati
o
n
p
r
o
to
co
ls
(
MQ
T
T
o
v
e
r
T
L
S
1
.
3
an
d
HT
T
PS
o
v
e
r
T
L
S
1
.
2
)
.
C
lo
u
d
-
b
ased
v
is
u
aliza
tio
n
v
ia
B
ly
n
k
a
n
d
h
is
to
r
ical
d
ata
s
to
r
ag
e
u
s
in
g
Fire
b
ase
e
n
ab
le
c
o
n
tin
u
o
u
s
m
o
n
ito
r
in
g
,
d
ata
ac
ce
s
s
ib
ilit
y
,
an
d
s
ca
lab
ilit
y
.
C
o
m
p
r
eh
en
s
iv
e
ev
alu
atio
n
d
e
m
o
n
s
tr
ates
h
ig
h
s
en
s
in
g
ac
cu
r
ac
y
,
l
o
w
laten
cy
,
r
eliab
le
aler
ts
,
an
d
r
o
b
u
s
t
s
y
s
tem
p
er
f
o
r
m
an
ce
in
co
n
s
tan
t
o
p
er
atio
n
,
ef
f
ec
tiv
ely
ad
d
r
ess
in
g
th
e
lim
itatio
n
s
o
b
s
er
v
ed
in
p
r
io
r
wo
r
k
s
.
Desp
ite
th
ese
ad
v
an
tag
es,
th
e
d
ev
el
o
p
e
d
s
y
s
tem
is
s
u
b
ject
to
ce
r
tain
lim
itatio
n
s
.
E
x
p
er
im
en
tal
v
alid
atio
n
was
co
n
d
u
cte
d
u
n
d
er
co
n
tr
o
lled
lab
o
r
at
o
r
y
co
n
d
itio
n
s
,
an
d
p
h
y
s
io
lo
g
ical
m
ea
s
u
r
em
en
ts
wer
e
o
b
tain
ed
f
r
o
m
a
d
u
lt
v
o
lu
n
teer
s
r
ath
er
th
an
n
e
o
n
atal
s
u
b
jects.
T
h
e
b
ac
k
u
p
b
atter
y
p
r
o
v
id
es
lim
it
ed
au
to
n
o
m
y
,
wh
ich
m
ay
r
eq
u
ir
e
f
u
r
th
er
o
p
tim
izatio
n
f
o
r
p
r
o
lo
n
g
ed
p
o
wer
o
u
tag
e
s
ce
n
ar
io
s
.
L
o
n
g
-
ter
m
r
ea
l
-
wo
r
ld
d
ep
lo
y
m
e
n
t
an
d
lar
g
e
-
s
ca
le
cl
in
ical
v
alid
atio
n
ar
e
n
ec
ess
ar
y
to
f
u
lly
ass
ess
s
y
s
tem
s
ca
lab
ilit
y
,
u
s
ab
ilit
y
,
an
d
clin
ical
im
p
ac
t.
6.
CO
NCLU
SI
O
N
In
th
is
s
tu
d
y
,
a
co
n
n
ec
te
d
in
c
u
b
ato
r
b
ased
o
n
I
o
T
was
d
esig
n
ed
,
im
p
lem
e
n
ted
,
an
d
ex
p
e
r
im
en
tally
v
alid
ated
f
o
r
th
e
r
ea
l
-
tim
e
m
o
n
ito
r
in
g
o
f
b
o
th
p
h
y
s
io
lo
g
ic
al
p
ar
am
eter
s
a
n
d
e
n
v
ir
o
n
m
e
n
tal
co
n
d
itio
n
s
.
T
h
e
p
r
o
p
o
s
ed
s
y
s
tem
d
e
m
o
n
s
tr
ate
d
r
eliab
le
m
u
lti
-
p
ar
a
m
eter
s
e
n
s
in
g
,
s
ec
u
r
e
co
n
n
ec
tiv
ity
u
s
in
g
W
i
-
Fi
an
d
GSM
tech
n
o
lo
g
ies,
clo
u
d
in
teg
r
atio
n
f
o
r
d
ata
v
is
u
aliza
tio
n
an
d
s
to
r
ag
e,
an
d
m
u
ltip
le
b
ac
k
u
p
aler
t
m
ec
h
an
is
m
s
th
r
o
u
g
h
m
o
b
ile
ap
p
n
o
tific
at
io
n
s
,
SMS,
v
o
ice
ca
lls
,
an
d
lo
ca
l
alar
m
s
.
E
x
p
e
r
im
en
tal
r
esu
lts
co
n
f
ir
m
ed
acc
ep
tab
le
m
ea
s
u
r
em
e
n
t
ac
cu
r
ac
y
,
lo
w
en
d
-
to
-
en
d
laten
cy
,
h
ig
h
d
ata
tr
a
n
s
m
is
s
io
n
r
eliab
ilit
y
,
an
d
e
f
f
ec
tiv
e
aler
t
m
ec
h
an
is
m
s
,
h
ig
h
lig
h
tin
g
th
e
s
y
s
tem
'
s
p
o
ten
tial
f
o
r
co
n
tin
u
o
u
s
an
d
s
en
s
itiv
e
m
o
n
i
to
r
in
g
o
f
n
ewb
o
r
n
s
af
ety
,
p
ar
ticu
lar
ly
i
n
h
ea
lth
ca
r
e
s
ettin
g
s
wit
h
lim
ited
r
eso
u
r
ce
s
.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
5
0
2
-
4
7
52
In
d
o
n
esian
J
E
lec
E
n
g
&
C
o
m
p
Sci
,
Vo
l.
41
,
No
.
2
,
Feb
r
u
a
r
y
20
2
6
:
63
3
-
64
4
642
Ho
wev
er
,
th
e
cu
r
r
e
n
t
p
r
o
to
t
y
p
e
h
as
ce
r
tain
lim
itatio
n
s
,
in
clu
d
in
g
p
o
we
r
co
n
s
u
m
p
ti
o
n
d
u
r
i
n
g
co
n
tin
u
o
u
s
m
o
n
ito
r
in
g
an
d
d
ata
tr
an
s
m
is
s
io
n
.
I
n
ad
d
itio
n
,
ex
p
er
im
e
n
tal
v
e
r
if
icatio
n
h
a
s
b
ee
n
lim
ited
to
a
s
in
g
le
p
r
o
to
ty
p
e
a
n
d
lab
o
r
ato
r
y
co
n
d
i
tio
n
s
,
with
o
u
t
lar
g
e
-
s
c
ale
clin
ical
tr
ials
in
v
o
lv
in
g
n
e
wb
o
r
n
s
.
T
h
e
m
ain
co
n
tr
ib
u
tio
n
o
f
th
is
wo
r
k
lies
in
co
m
b
in
in
g
r
ed
u
n
d
an
t
co
m
m
u
n
icatio
n
,
in
teg
r
ated
m
o
n
ito
r
in
g
,
s
ec
u
r
e
clo
u
d
ar
ch
itectu
r
e,
a
n
d
a
co
s
t
-
ef
f
e
ctiv
e,
s
ca
lab
le
d
esig
n
,
ad
d
r
e
s
s
in
g
k
ey
g
ap
s
in
ex
i
s
tin
g
n
eo
n
atal
m
o
n
ito
r
in
g
s
o
lu
tio
n
s
.
I
n
f
u
tu
r
e
w
o
r
k
,
we
p
lan
to
im
p
r
o
v
e
en
e
r
g
y
ef
f
icien
c
y
th
r
o
u
g
h
th
e
in
teg
r
atio
n
o
f
lo
w
-
p
o
wer
co
m
m
u
n
icatio
n
p
r
o
to
c
o
ls
,
s
u
c
h
as
Z
ig
b
ee
,
an
d
r
e
n
ewa
b
le
e
n
er
g
y
s
o
u
r
ce
s
,
in
clu
d
i
n
g
s
o
lar
p
an
els,
to
e
n
h
an
ce
o
p
er
atio
n
al
au
to
n
o
m
y
an
d
s
u
s
tain
ab
ilit
y
.
W
e
also
aim
to
ap
p
ly
a
r
tific
ial
in
tellig
en
ce
te
ch
n
iq
u
es
t
o
e
n
ab
le
p
r
ed
ictiv
e
an
aly
tics
,
ea
r
l
y
a
n
o
m
aly
d
etec
tio
n
,
an
d
p
e
r
s
o
n
alize
d
h
ea
lth
in
s
ig
h
ts
.
C
o
m
p
r
eh
en
s
iv
e
clin
ical
v
alid
atio
n
an
d
co
m
p
lian
ce
e
v
alu
atio
n
will
also
b
e
co
n
d
u
cted
to
ass
es
s
s
y
s
tem
s
af
ety
,
r
eliab
ilit
y
,
an
d
ef
f
ec
tiv
en
ess
in
r
ea
l
-
wo
r
ld
n
eo
n
atal
ca
r
e
s
ettin
g
s
.
B
y
ad
d
r
ess
in
g
th
ese
asp
ec
ts
,
f
u
tu
r
e
iter
atio
n
s
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