<s>
A	O
carputer	B-Operating_System
,	O
or	O
car-puter	O
,	O
is	O
a	O
computer	O
with	O
specializations	O
to	O
run	O
in	O
a	O
car	O
,	O
such	O
as	O
compact	O
size	O
,	O
low	O
power	O
requirement	O
,	O
and	O
some	O
customized	O
components	O
.	O
</s>
<s>
They	O
normally	O
have	O
standard	O
interfaces	O
such	O
as	O
Bluetooth	B-Protocol
,	O
USB	B-Protocol
,	O
and	O
WiFi	O
.	O
</s>
<s>
The	O
first	O
carputer	B-Operating_System
was	O
introduced	O
by	O
Clarion	O
on	O
December	O
4	O
,	O
1998	O
,	O
although	O
on-board	O
diagnostics	O
have	O
been	O
employed	O
since	O
the	O
1980s	O
to	O
precisely	O
measure	O
the	O
amount	O
of	O
fuel	O
entering	O
the	O
engine	O
as	O
the	O
carburetors	O
got	O
too	O
complex	O
.	O
</s>
<s>
Police	O
cars	O
often	O
have	O
Mobile	B-Application
data	I-Application
terminals	I-Application
in	O
the	O
form	O
of	O
a	O
laptop	O
swivel	O
mounted	O
where	O
the	O
driver	O
's	O
armrest	O
would	O
be	O
.	O
</s>
<s>
Microsoft	O
developed	O
Windows	B-Operating_System
Embedded	I-Operating_System
Automotive	I-Operating_System
and	O
used	O
it	O
with	O
the	O
AutoPC	O
,	O
a	O
brand	O
of	O
carputer	B-Operating_System
jointly	O
developed	O
with	O
Clarion	O
.	O
</s>
<s>
It	O
was	O
based	O
on	O
Windows	B-Operating_System
CE	I-Operating_System
2.0	O
.	O
</s>
<s>
It	O
evolved	O
into	O
"	O
Windows	B-Operating_System
CE	I-Operating_System
for	O
Automotive	O
"	O
.	O
</s>
<s>
The	O
platform	O
was	O
used	O
for	O
the	O
first	O
two	O
generations	O
of	O
MyFord	O
Touch	O
while	O
the	O
third	O
generation	O
runs	O
QNX	B-Operating_System
from	O
BlackBerry	O
Limited	O
.	O
</s>
<s>
Tablet	B-Device
computers	I-Device
such	O
as	O
the	O
Nexus	B-Device
7	I-Device
can	O
be	O
installed	O
either	O
permanently	O
(	O
in-dash	O
)	O
or	O
removably	O
(	O
a	O
dock	O
)	O
.	O
</s>
<s>
It	O
also	O
has	O
Bluetooth	B-Protocol
for	O
hands-free	O
calls	O
.	O
</s>
<s>
Many	O
interfaces	O
are	O
based	O
on	O
the	O
ELM327	B-Device
OBD	O
Interpreter	O
ICs	O
.	O
</s>
