<s>
An	O
intelligent	B-Algorithm
sensor	I-Algorithm
is	O
a	O
sensor	O
that	O
takes	O
some	O
predefined	O
action	O
when	O
it	O
senses	O
the	O
appropriate	O
input	O
(	O
light	O
,	O
heat	O
,	O
sound	O
,	O
motion	O
,	O
touch	O
,	O
etc	O
.	O
</s>
<s>
Because	O
the	O
tasks	O
are	O
performed	O
by	O
microprocessors	B-Architecture
,	O
any	O
gadget	O
which	O
mixes	O
a	O
sensor	O
and	O
a	O
microprocessor	B-Architecture
is	O
usually	O
called	O
an	O
intelligent	B-Algorithm
sensor	I-Algorithm
.	O
</s>
<s>
To	O
qualify	O
as	O
an	O
intelligent	B-Algorithm
sensor	I-Algorithm
,	O
the	O
sensor	O
and	O
processor	O
must	O
be	O
part	O
of	O
the	O
same	O
physical	O
unit	O
.	O
</s>
