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[
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o
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u
r
e
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et
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i
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4.
RE
SU
L
T
AND
DI
SCUS
SI
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N
In
b
elo
w
s
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o
w
s
t
h
e
d
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f
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t
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ath
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n
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lated
w
a
v
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o
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s
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o
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ad
d
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n
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th
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leak
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r
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s
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Fi
g
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r
e
5
(
a)
is
ac
tu
a
ll
y
a
r
ec
tif
ier
cir
cu
it,
w
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ic
h
is
ca
lle
d
f
u
ll
y
cr
o
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co
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p
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ier
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1
8
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I
t g
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v
er
y
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o
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u
tp
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ig
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r
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b
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r
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is
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ate
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r
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[
1
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t
to
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ai
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ter
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n
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h
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t
w
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ie
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s
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e
g
o
t
al
m
o
s
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s
a
m
e
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a
v
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o
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m
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n
co
n
tr
a
s
t,
t
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e
ac
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v
i
n
g
v
a
lu
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s
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if
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er
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ig
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s
e
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C
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n
o
u
r
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s
ed
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e
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d
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e
t
o
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et
h
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g
h
l
y
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ti
f
icatio
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cu
r
v
e,
w
h
ich
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s
as
clea
r
as
u
n
d
er
s
t
an
d
in
g
.
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r
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v
er
,
in
t
h
e
ca
s
e
o
f
t
h
r
esh
o
ld
v
o
ltag
e,
it
is
p
o
s
s
ib
le
to
s
o
lv
e
th
e
th
r
esh
o
ld
v
o
lta
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e
d
r
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p
p
r
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b
lem
b
y
u
s
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e
F
C
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w
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ea
s
it
’
s
i
m
p
o
s
s
ib
le
to
u
s
e
GC
C
R
[
1
8
]
.
P
r
o
v
id
e
a
s
tate
m
e
n
t
t
h
at
w
h
a
t
is
e
x
p
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ted
,
as
s
tated
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n
t
h
e
"
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n
tr
o
d
u
ctio
n
"
ch
ap
ter
ca
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u
lti
m
atel
y
r
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lt
i
n
"
R
es
u
lts
a
n
d
Dis
c
u
s
s
io
n
"
ch
ap
ter
,
s
o
th
er
e
is
co
m
p
a
tib
ilit
y
.
Mo
r
eo
v
er
,
it
ca
n
also
b
e
ad
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ed
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e
p
r
o
s
p
ec
t
o
f
th
e
d
ev
elo
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m
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t
o
f
r
esear
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l
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d
ap
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licatio
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s
p
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ts
o
f
f
u
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t
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er
s
t
u
d
ies
in
to
th
e
n
e
x
t
(
b
ased
o
n
r
esu
lt a
n
d
d
is
c
u
s
s
io
n
)
.
5.
CO
NCLU
SI
O
N
So
lar
p
an
els
b
as
icall
y
u
s
ed
f
o
r
d
if
f
er
en
t
p
u
r
p
o
s
es
w
h
er
e
e
lectr
if
icatio
n
i
s
t
h
e
m
o
s
t
i
m
p
o
r
tan
t
o
n
e.
PV
-
T
R
X
-
le
s
s
in
v
er
ter
to
p
o
lo
g
y
i
s
b
r
in
g
i
n
g
t
h
e
v
ital
r
o
le
to
p
r
o
d
u
ce
elec
tr
icit
y
w
it
h
l
ess
co
s
t
w
it
h
h
i
g
h
ef
f
icien
c
y
.
He
n
ce
,
L
C
i
s
o
cc
u
r
r
ed
w
i
th
d
i
f
f
er
en
t
p
lace
s
.
I
n
ab
o
v
e
s
h
o
w
s
th
e
s
e
p
lace
s
w
it
h
s
i
m
u
lated
r
es
u
lts
.
Fu
r
t
h
er
m
o
r
e,
h
er
e
is
u
s
ed
a
s
u
m
m
er
cir
cu
it
f
o
r
ad
d
in
g
all
o
f
th
ese
cu
r
r
e
n
ts
.
A
d
d
itio
n
all
y
,
co
n
v
er
t
th
e
s
i
g
n
al
u
s
ed
a
r
ec
tif
ier
a
n
d
u
s
ed
a
m
p
l
i
f
ier
t
o
a
m
p
li
f
ied
t
h
e
ac
h
iev
e
D
C
s
i
n
g
al
w
h
ic
h
is
~
1
V.
RE
F
E
R
E
NC
E
S
[1
]
Jo
h
a
ri,
A
.
,
Ha
f
sh
a
r,
S
.
S
.
,
Ra
m
li
,
M
.
,
&
Ha
sh
i
m
,
H.
(2
0
1
1
,
Ju
n
e
).
Po
ten
ti
a
l
u
se
o
f
so
l
a
r
p
h
o
to
v
o
lt
a
i
c
in
Pen
in
su
l
a
r
M
a
la
y
sia
.
I
n
Clea
n
En
e
rg
y
a
n
d
Tec
h
n
o
l
o
g
y
(CE
T
),
2
0
1
1
IEE
E
F
ir
st Co
n
f
e
re
n
c
e
o
n
(
p
p
.
1
1
0
-
1
1
4
).
I
EE
E.
[2
]
Ja
n
e
t
X
in
G
e
(2
0
0
9
).
Co
st
E
ff
e
c
ti
v
e
a
n
d
S
u
sta
in
a
b
le?
P
h
o
t
o
v
o
lt
a
ic
(P
V
)
Re
b
a
te
P
r
o
g
ra
m
in
A
u
stra
li
a
.
M
a
n
a
g
e
m
e
n
t
a
n
d
S
e
rv
ice
S
c
ien
c
e
,
2
0
0
9
.
M
A
S
S
[3
]
A
n
o
n
y
m
o
u
s.
(2
0
1
3
).
NW
W
in
d
&
S
o
lar.
I
n
n
w
w
in
d
a
n
d
so
lar.
Re
tri
e
v
e
d
No
v
e
m
b
e
r
1
9
,
2
0
1
3
,
f
ro
m
h
tt
p
:
//
ww
w
.
n
ww
in
d
a
n
d
so
lar.co
m
/so
lar
-
p
o
w
e
r
-
in
-
se
a
tt
le
-
a
n
d
-
th
e
-
n
o
rth
w
e
st/h
o
w
-
do
-
so
lar
-
sy
ste
m
s
-
p
ro
d
u
c
e
-
e
n
e
rg
y
/.
[4
]
Kh
a
n
,
M
.
N.H.
,
A
h
m
a
d
,
K.J.,
Kh
a
n
,
S
.
,
&
Ha
sa
n
u
z
z
a
m
a
n
,
M
.
(2
0
1
5
)
.
L
e
a
k
a
g
e
Cu
rre
n
t
P
a
th
s
in
P
V
T
ra
n
sf
o
r
m
e
r
-
L
e
ss
S
in
g
le
-
P
h
a
se
In
v
e
rter
T
o
p
o
lo
g
y
a
n
d
Its
M
it
ig
a
ti
o
n
th
r
o
u
g
h
P
W
M
f
o
r
S
w
it
c
h
in
g
.
In
ter
n
a
ti
o
n
a
l
J
o
u
r
n
a
l
o
f
Po
we
r E
lec
tro
n
ics
a
n
d
Dr
ive
S
y
ste
ms
,
6
(1
),
1
4
8
.
[5
]
A
n
o
n
y
m
o
u
s.
(2
0
1
3
).
S
o
lar,
G
e
o
t
h
e
rm
a
l
a
n
d
W
in
d
En
e
rg
y
A
d
v
a
n
t
a
g
e
s
4
A
ll
.
In
a
d
v
a
n
tag
e
s
o
f
so
lar
e
n
e
rg
y
4
a
ll
.
Re
tri
e
v
e
d
No
v
e
m
b
e
r
1
9
,
2
0
1
3
,
f
ro
m
h
tt
p
:
//
ww
w
.
a
d
v
a
n
tag
e
so
f
so
lare
n
e
rg
y
4
a
ll
.
c
o
m
/d
isa
d
v
a
n
tag
e
s
-
of
-
w
in
d
%
2
0
e
n
e
rg
y
.
h
tm
l#
.
Uru
L
q
LT
x
Qq
h
.
[6
]
S
irak
i,
A
.
G
.
,
P
il
lay
,
P
.
,
&
W
il
li
a
m
so
n
,
S
.
S
.
(2
0
0
9
,
Oc
to
b
e
r).
A
c
a
se
stu
d
y
o
f
PV
i
n
sta
ll
a
ti
o
n
f
o
r
a
n
u
rb
a
n
b
u
il
d
in
g
in
d
o
wn
to
wn
M
o
n
tre
a
l
.
I
n
El
e
c
tri
c
a
l
P
o
w
e
r
&
En
e
rg
y
Co
n
f
e
r
e
n
c
e
(EP
EC),
2
0
0
9
I
EE
E
(
p
p
.
1
-
4
).
IE
E
E
[7
]
S
a
d
iq
,
S
.
,
S
a
b
ir
,
M
.
I.
,
&
P
e
rw
a
iz,
A
.
(2
0
1
1
,
M
a
y
).
Imp
ro
v
ise
d
p
h
o
to
v
o
lt
a
ic
(
PV
)
p
a
n
e
l
ma
n
u
f
a
c
tu
ri
n
g
s
o
lu
t
io
n
fo
r
c
o
tt
a
g
e
in
d
u
stry
.
In
En
v
iro
n
m
e
n
t
a
n
d
El
e
c
tri
c
a
l
E
n
g
in
e
e
rin
g
(E
EE
IC),
2
0
1
1
1
0
th
In
ter
n
a
ti
o
n
a
l
Co
n
f
e
re
n
c
e
o
n
(p
p
.
1
-
4
).
IEE
E.
[8
]
G
o
n
z
a
lez
,
T
.
A
.
,
M
e
rc
u
ri,
D.
O.,
T
a
c
c
a
,
H.
E.
,
&
P
u
p
a
re
li
,
M
.
E.
(2
0
1
6
).
S
in
g
le
-
S
w
it
c
h
S
o
f
t
-
S
w
it
c
h
e
d
Bo
o
st
P
o
w
e
r
F
a
c
to
r
Co
rre
c
to
r
f
o
r
M
o
d
u
lar
A
p
p
li
c
a
ti
o
n
s.
I
n
ter
n
a
ti
o
n
a
l
J
o
u
r
n
a
l
o
f
P
o
we
r
El
e
c
tro
n
ics
a
n
d
Dr
ive
S
y
ste
ms
(
IJ
PE
DS
)
,
7
(2
).
[9
]
Clav
ier,
J.,
Jo
o
s,
G
.
,
&
W
o
n
g
,
S
.
(2
0
1
3
,
M
a
y
).
Eco
n
o
mic
a
ss
e
ss
me
n
t
o
f
t
h
e
re
mo
te
c
o
mm
u
n
it
y
mic
r
o
g
rid
:
PV
-
E
S
S
-
d
ies
e
l
stu
d
y
c
a
se
.
In
El
e
c
tri
c
a
l
a
n
d
Co
m
p
u
ter E
n
g
in
e
e
rin
g
(CCEC
E),
2
0
1
3
2
6
t
h
A
n
n
u
a
l
IEE
E
Ca
n
a
d
ian
Co
n
f
e
re
n
c
e
o
n
(
p
p
.
1
-
5
).
IE
EE
.
[1
0
]
M
d
.
No
m
a
n
Ha
b
ib
Kh
a
n
,
S
h
e
ro
z
k
h
a
n
,
Ted
d
y
S
u
ra
y
G
u
n
a
wa
n
,
Zee
sh
a
n
S
h
a
h
id
.
(
2
0
1
3
).
W
a
v
e
S
h
a
p
in
g
W
it
h
Red
u
c
e
d
L
e
a
k
a
g
e
Cu
rr
e
n
t
i
n
T
ra
n
sfo
rm
e
r
-
les
s
In
v
e
rte
r
.
P
ro
c
.
o
f
th
e
IEE
E
In
tern
a
ti
o
n
a
l
Co
n
f
e
re
n
c
e
o
n
S
m
a
rt
In
stru
m
e
n
tatio
n
,
M
e
a
su
re
m
e
n
t
a
n
d
A
p
p
li
c
a
ti
o
n
s (ICS
IM
A
)
[1
1
]
M
.
C.
P
o
li
se
n
o
e
t
a
ll
,
”
Hig
h
Ef
fi
c
ien
c
y
T
ra
n
sfo
rm
e
rle
ss
PV
Po
we
r
Co
n
v
e
rte
rs
”
,
P
o
w
e
r
El
e
c
tro
n
ics
,
El
e
c
tri
c
a
l
Driv
e
s,
A
u
to
m
a
ti
o
n
a
n
d
M
o
t
io
n
(
S
P
EE
DA
M
),
2
0
1
2
In
ter
n
a
ti
o
n
a
l
S
y
m
p
o
siu
m
o
n
,
p
p
:
9
3
-
9
8
.
[1
2
]
Kh
a
n
,
H.,
N
o
m
a
n
,
M
.
,
Kh
a
n
,
S
.
,
G
u
n
a
w
a
n
,
T
.
S
.
,
&
S
h
a
h
id
,
Z.
(
2
0
1
3
,
N
o
v
e
m
b
e
r).
DC
-
AC
in
v
e
rte
r
wit
h
p
e
rs
p
e
c
ti
v
e
o
f
c
o
mm
o
n
m
o
d
e
a
n
d
wa
v
e
-
sh
a
p
in
g
.
I
n
S
m
a
rt
In
stru
m
e
n
tatio
n
,
M
e
a
su
re
m
e
n
t
a
n
d
A
p
p
li
c
a
ti
o
n
s
(
ICS
IM
A
),
2
0
1
3
IEE
E
In
tern
a
ti
o
n
a
l
Co
n
f
e
re
n
c
e
o
n
(p
p
.
1
-
5
).
I
EE
E.
[1
3
]
M
.
Ja
n
a
k
i
Ra
n
i
a
n
d
S
.
M
a
lar
k
k
a
n
,
”
L
e
a
k
a
g
e
Po
we
r R
e
d
u
c
ti
o
n
i
n
CM
OS
M
o
d
u
lo
4
a
d
d
e
r a
n
d
M
o
d
u
l
o
4
M
u
lt
i
p
li
e
r in
Sub
-
mic
ro
n
T
e
c
h
n
o
lo
g
y
”
,
S
u
sta
i
n
a
b
le
En
e
rg
y
a
n
d
In
telli
g
e
n
t
S
y
st
e
m
s
(S
EIS
CON
2
0
1
1
),
In
tern
a
ti
o
n
a
l
Co
n
f
e
re
n
c
e
on
,
2
0
1
1
,
p
p
:
5
9
3
–
5
9
7
.
[1
4
]
H.
X
iao
,
S
.
X
ie,
Y.
C
h
e
n
,
a
n
d
R.
Hu
a
n
g
,
“
A
n
o
p
ti
m
ize
d
tran
sf
o
rm
e
rle
ss
p
h
o
to
v
o
l
taic
g
r
id
-
c
o
n
n
e
c
te
d
in
v
e
rter,”
IEE
E
T
ra
n
s.
In
d
.
El
e
c
tro
n
.
M
a
y
2
0
1
1
,
v
o
l.
5
8
,
n
o
.
5
,
p
p
.
1
8
8
7
–
1
8
9
5
.
[1
5
]
S
.
V.
A
ra
u
jo
,
P
.
Zac
h
a
rias
,
a
n
d
R.
M
a
ll
w
it
z
,
“
Hig
h
l
y
e
ff
ici
e
n
t
sin
g
le
-
p
h
a
se
tran
sf
o
r
m
e
rles
s
in
v
e
rters
f
o
r
g
rid
-
c
o
n
n
e
c
ted
p
h
o
to
v
o
lt
a
ic sy
s
-
te
m
s,
”
IEE
E
T
ra
n
s.
In
d
.
El
e
c
tro
n
.
,
S
e
p
2
0
1
0
,
v
o
l.
5
7
,
n
o
.
9
,
p
p
.
3
1
1
8
–
3
1
2
8
.
[1
6
]
Kh
a
n
,
M
.
N.
H.,
Isla
m
,
M
.
T
.
,
Gu
n
a
w
a
n
,
T
.
S
.
,
&
Ha
s
a
n
u
z
z
a
m
a
n
,
M
.
A
Do
u
b
le
P
W
M
S
o
u
rc
e
In
v
e
rter
T
e
c
h
n
iq
u
e
w
it
h
Re
d
u
c
e
d
L
e
a
k
a
g
e
Cu
rre
n
t
f
o
r
A
p
p
li
c
a
ti
o
n
o
n
S
tan
d
a
lo
n
e
S
y
st
e
m
s.
[1
7
]
Kh
a
n
,
M
.
N.
H.,
G
u
n
a
w
a
n
,
T
.
S
.
,
Ra
h
m
a
n
,
M
.
T
.
,
&
Kh
a
n
,
S
.
(
2
0
1
4
,
S
e
p
tem
b
e
r).
Eva
lu
a
ti
o
n
o
f
V
a
rio
u
s
L
e
a
k
a
g
e
Cu
rr
e
n
t
Pa
t
h
s
wit
h
Di
ff
e
re
n
t
S
wi
tch
in
g
Co
n
d
it
i
o
n
s
.
In
C
o
m
p
u
ter
a
n
d
Co
m
m
u
n
ica
ti
o
n
En
g
in
e
e
ri
n
g
(ICCCE),
2
0
1
4
In
tern
a
ti
o
n
a
l
C
o
n
f
e
re
n
c
e
o
n
(p
p
.
2
6
9
-
2
7
2
).
IEE
E.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
0
8
8
-
8
694
IJ
PEDS
Vo
l.
7
,
No
.
4
,
Dec
em
b
er
2
0
1
6
:
1
1
9
3
–
1
1
9
9
1199
[1
8
]
P
o
o
n
a
m
Ch
a
u
d
h
a
ry
a
n
d
P
a
rth
a
sa
ra
th
i
S
e
n
sa
rm
a
,
”
F
ro
n
t
-
E
n
d
Bu
c
k
Re
c
ti
f
ier
W
it
h
Re
d
u
c
e
d
F
il
ter
S
i
z
e
a
n
d
S
i
n
g
le
-
L
o
o
p
Co
n
tr
o
l”,
IEE
E
T
ra
n
sa
c
ti
o
n
s o
n
I
n
d
u
stria
l
El
e
c
tro
n
ics
,
Oc
to
b
a
r
2
0
1
3
,
V
OL
.
6
0
,
NO
.
1
0
.
P
P
:
4
3
5
9
-
4
3
6
8
.
[1
9
]
S
.
S
.
Ha
sh
e
m
i,
M
.
S
a
wa
n
,
Y.
S
a
v
a
ria,
“
A
Hig
h
-
E
ff
icie
n
c
y
L
o
w
-
V
o
lt
a
g
e
CM
OS
Re
c
ti
f
ier
f
o
r
Ha
rv
e
s
ti
n
g
En
e
rg
y
in
Im
p
lan
tab
le
De
v
ice
s,”
IEE
E
T
ra
n
sa
c
ti
o
n
s
o
n
Bi
o
me
d
ic
a
l
Circ
u
it
s
a
n
d
S
y
ste
ms
,
A
u
g
.
2
0
1
2
,
v
o
l.
6
,
n
o
.
4
,
P
P
:
3
2
6
-
3
3
5
.
B
I
O
G
RAP
H
I
E
S
O
F
AUTH
O
RS
M
d
.
No
m
a
n
Ha
b
ib
Kh
a
n
re
c
e
i
v
e
d
th
e
B.
S
c
d
e
g
re
e
i
n
El
e
c
tri
c
a
l
a
n
d
El
e
c
tro
n
ic
En
g
in
e
e
rin
g
(EE
E)
f
ro
m
A
h
sa
n
u
ll
a
h
Un
iv
e
rsity
S
c
ien
c
e
a
n
d
T
e
c
h
n
o
lo
g
y
(A
US
T
),
Ba
n
g
lad
e
sh
in
2
0
0
9
.
Ho
w
e
v
e
r,
h
e
a
lrea
d
y
f
in
ish
e
d
h
i
s
M
.
S
c
d
e
g
re
e
f
ro
m
In
tern
a
ti
o
n
a
l
Isla
m
ic
Un
iv
e
r
sit
y
M
a
la
y
sia
(IIUM
),
M
a
lay
sia
a
t
2
0
1
4
a
n
d
h
a
d
b
e
e
n
d
o
i
n
g
w
o
rk
a
s
a
re
se
a
rc
h
a
ss
istan
t
a
t
UM
P
EDA
C
d
e
p
a
rtm
e
n
t
a
t
Un
iv
e
rsit
y
o
f
M
a
l
a
y
a
(UM)
w
it
h
re
n
e
w
a
b
le
e
n
e
rg
y
e
sp
e
c
iall
y
so
lar,
h
y
d
ro
,
w
in
d
a
n
d
h
y
b
rid
f
o
r
e
lec
tri
f
ica
ti
o
n
issu
e
.
No
w
a
t
p
re
s
e
n
t,
h
e
is
d
o
i
n
g
w
o
rk
a
s
a
L
e
c
tu
re
r
in
th
e
De
p
a
rtme
n
t
o
f
a
n
d
El
e
c
tro
n
ic
En
g
in
e
e
rin
g
En
g
in
e
e
rin
g
,
Utt
a
ra
Un
iv
e
rsit
y
(UU
)
,
Dh
a
k
a
,
Ba
n
g
lad
e
sh
.
Kh
a
n
d
k
e
r
Ja
m
il
A
h
m
e
d
re
c
e
iv
e
d
th
e
B.
S
c
d
e
g
re
e
in
El
e
c
tri
c
a
l
a
n
d
El
e
c
tro
n
ic E
n
g
in
e
e
rin
g
f
ro
m
A
h
sa
n
u
ll
a
h
Un
iv
e
rsit
y
S
c
ien
c
e
a
n
d
T
e
c
h
n
o
lo
g
y
(
AU
S
T
),
B
a
n
g
la
d
e
sh
in
2
0
0
9
w
h
e
re
h
is
m
a
jo
r
w
a
s
p
o
w
e
r.
He
h
a
d
d
o
n
e
t
h
e
Hig
h
e
r
Dip
lo
m
a
f
ro
m
Na
ti
o
n
a
l
Yo
u
t
h
T
ra
in
in
g
A
c
a
d
e
m
y
,
Ba
n
g
lad
e
s
h
in
2
0
1
1
.
In
a
d
d
it
i
o
n
,
h
e
w
a
s
w
o
rk
in
g
a
s an
A
ss
istan
t
En
g
in
e
e
r
in
El
e
c
tr
o
G
ro
u
p
u
n
t
il
de
c
e
m
b
e
r
2
0
1
3
.
No
w
h
e
is
d
o
i
n
g
h
is
M
.
S
c
d
e
g
re
e
in
El
e
c
tri
c
a
l
a
n
d
C
o
m
p
u
ter
En
g
in
e
e
rin
g
(ECE
)
De
p
a
rtm
e
n
t
f
ro
m
In
tern
a
ti
o
n
a
l
Isla
m
ic Un
iv
e
rsit
y
M
a
la
y
sia
(IIUM
),
M
a
lay
sia
a
t
2
0
1
4
.
M
d
.
S
a
li
m
Zah
a
n
re
c
e
iv
e
d
h
is
B.
S
c
d
e
g
re
e
in
El
e
c
tri
c
a
l
a
n
d
El
e
c
tro
n
ic
En
g
in
e
e
ri
n
g
(EE
E)
f
ro
m
Ra
jsh
a
h
i
Un
iv
e
rsity
o
f
En
g
in
e
e
rin
g
&
T
e
c
h
n
o
lo
g
y
(RUET
),
Ba
n
g
lad
e
sh
in
2
0
1
3
.
He
is
c
u
rre
n
tl
y
se
rv
in
g
a
s
a
Lec
tu
re
r
in
th
e
De
p
a
rtm
e
n
t
o
f
a
n
d
El
e
c
tro
n
ic
En
g
in
e
e
rin
g
En
g
in
e
e
ri
n
g
,
Uttara
Un
iv
e
rsit
y
(UU
)
,
Dh
a
k
a
,
Ba
n
g
lad
e
sh
.
M
d
.
Na
h
id
Ha
sa
n
re
c
e
iv
e
d
h
is
B.
S
c
d
e
g
re
e
in
El
e
c
tri
c
a
l
a
n
d
El
e
c
tro
n
ic
E
n
g
in
e
e
rin
g
(E
EE
)
f
ro
m
Ra
jsh
a
h
i
Un
iv
e
rsity
o
f
En
g
in
e
e
rin
g
&
T
e
c
h
n
o
lo
g
y
(RUET
),
Ba
n
g
lad
e
sh
in
2
0
1
3
.
He
is
c
u
rre
n
tl
y
se
rv
in
g
a
s
L
e
c
tu
re
r
in
th
e
De
p
a
rtme
n
t
o
f
Co
m
p
u
ter
S
c
ien
c
e
a
n
d
E
n
g
in
e
e
rin
g
,
Uttara
Un
iv
e
rsity
(UU
)
,
Dh
a
k
a
,
Ba
n
g
lad
e
sh
.
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