<s>
The	O
Penveu	B-General_Concept
is	O
a	O
pen-like	O
device	O
developed	O
by	O
the	O
American	O
company	O
Interphase	O
,	O
for	O
use	O
with	O
digital	O
audio-visual	O
presentations	O
.	O
</s>
<s>
In	O
1991	O
,	O
SMART	O
Technologies	O
introduced	O
an	O
Interactive	B-Application
Whiteboard	I-Application
,	O
on	O
which	O
the	O
image	O
from	O
a	O
projector	O
was	O
displayed	O
.	O
</s>
<s>
Other	O
after-market	O
products	O
aimed	O
at	O
working	O
with	O
existing	O
projectors	O
(	O
Mimio	B-Device
and	O
eBeam	B-General_Concept
)	O
came	O
out	O
after	O
that	O
.	O
</s>
<s>
In	O
2010	O
,	O
penveu	B-General_Concept
was	O
invented	O
.	O
</s>
<s>
PENVEU	B-General_Concept
became	O
the	O
name	O
of	O
the	O
device	O
.	O
</s>
<s>
The	O
core	O
of	O
the	O
penveu	B-General_Concept
technology	O
surrounds	O
a	O
camera	O
located	O
near	O
the	O
tip	O
of	O
the	O
pen	O
,	O
but	O
is	O
implemented	O
in	O
two	O
parts	O
of	O
the	O
penveu	B-General_Concept
system	O
:	O
the	O
PEN	O
,	O
and	O
the	O
VEU	O
.	O
</s>
<s>
There	O
is	O
a	O
digital	B-Architecture
signal	I-Architecture
processor	I-Architecture
(	O
DSP	O
)	O
in	O
the	O
pen	O
,	O
which	O
calculates	O
the	O
position	O
of	O
the	O
tip	O
based	O
on	O
the	O
information	O
retrieved	O
from	O
the	O
targets	O
detected	O
.	O
</s>
<s>
In	O
the	O
core	O
of	O
this	O
technology	O
is	O
an	O
engineering	O
discipline	O
from	O
the	O
area	O
of	O
computer	O
science	O
called	O
computer	B-Application
vision	I-Application
.	O
</s>
<s>
Computer	B-Application
Vision	I-Application
is	O
defined	O
as	O
"	O
a	O
field	O
that	O
includes	O
methods	O
for	O
acquiring	O
,	O
processing	O
,	O
analysing	O
,	O
and	O
understanding	O
images	O
and	O
,	O
in	O
general	O
,	O
high-dimensional	O
data	O
from	O
the	O
real	O
world	O
in	O
order	O
to	O
produce	O
numerical	O
or	O
symbolic	O
information	O
,	O
e.g.	O
,	O
in	O
the	O
forms	O
of	O
decisions	O
"	O
.	O
</s>
<s>
In	O
the	O
penveu	B-General_Concept
case	O
,	O
this	O
translates	O
into	O
the	O
acquisition	O
of	O
the	O
positioning	O
information	O
through	O
the	O
pen	O
camera	O
,	O
and	O
extracting	O
the	O
position	O
of	O
the	O
tip	O
relative	O
to	O
the	O
displayed	O
image	O
based	O
on	O
that	O
information	O
,	O
and	O
then	O
the	O
interaction	O
with	O
the	O
display	O
object	O
at	O
that	O
location	O
or	O
the	O
dispensing	O
on	O
virtual	O
ink	O
at	O
the	O
location	O
.	O
</s>
<s>
As	O
a	O
result	O
of	O
the	O
positioning	O
targeting	O
system	O
being	O
integrated	O
with	O
the	O
displayed	O
image	O
,	O
penveu	B-General_Concept
never	O
requires	O
calibration	O
.	O
</s>
<s>
Since	O
the	O
only	O
installation	O
required	O
is	O
the	O
connection	O
of	O
the	O
video	O
(	O
VGA	O
)	O
cable	O
from	O
the	O
projector	O
and	O
computer	O
into	O
the	O
penveu	B-General_Concept
system	O
,	O
as	O
well	O
as	O
USB	O
and	O
power	O
—	O
installation	O
is	O
very	O
simple	O
and	O
does	O
not	O
require	O
a	O
professional	O
,	O
and	O
the	O
product	O
is	O
portable	O
.	O
</s>
<s>
Penveu	B-General_Concept
received	O
several	O
awards	O
since	O
its	O
introduction	O
into	O
the	O
market	O
,	O
including	O
the	O
"	O
Best	O
of	O
InfoComm	O
2012	O
"	O
,	O
the	O
2014	O
"	O
Innovations	O
in	O
Design	O
and	O
Engineering	O
"	O
award	O
and	O
the	O
International	O
Society	O
for	O
Technology	O
in	O
Education	O
(	O
ISTE	O
)	O
inaugural	O
Best	O
of	O
Show	O
"	O
award	O
.	O
</s>
