<s>
Laser-powered	B-Device
phosphor	I-Device
display	I-Device
(	O
LPD	O
)	O
is	O
a	O
large-format	O
display	B-Device
technology	I-Device
similar	O
to	O
the	O
cathode	B-Device
ray	I-Device
tube	I-Device
(	O
CRT	O
)	O
.	O
</s>
<s>
Prysm	O
,	O
Inc.	O
,	O
a	O
video	B-Device
wall	I-Device
designer	O
and	O
manufacturer	O
in	O
Silicon	O
Valley	O
,	O
California	O
,	O
invented	O
and	O
patented	O
the	O
LPD	O
technology	O
.	O
</s>
<s>
The	O
building	O
blocks	O
of	O
every	O
Prysm	O
video	B-Device
wall	I-Device
are	O
the	O
Laser	B-Device
Phosphor	I-Device
Display	I-Device
(	O
LPD	O
)	O
tiles	O
called	O
the	O
TD2	O
.	O
</s>
<s>
Video	B-Device
walls	I-Device
are	O
implemented	O
using	O
this	O
new	O
generation	O
LPD	O
TD2	O
tile	O
,	O
a	O
virtually	O
seamless	O
,	O
bezel-free	O
building	O
block	O
.	O
</s>
<s>
A	O
variable	O
number	O
of	O
TD2	O
tiles	O
can	O
be	O
arranged	O
in	O
arbitrary	O
configurations	O
to	O
form	O
videowalls	B-Device
in	O
various	O
sizes	O
and	O
shapes	O
.	O
</s>
<s>
The	O
absence	O
of	O
x-ray	O
risk	O
in	O
LPD	O
devices	O
also	O
eliminates	O
the	O
need	O
for	O
the	O
safety	O
circuits	O
required	O
in	O
CRT	B-Device
monitors	I-Device
to	O
shut	O
down	O
the	O
display	O
if	O
it	O
malfunctions	O
so	O
as	O
to	O
emit	O
increased	O
and	O
unsafe	O
levels	O
of	O
x-rays	O
(	O
which	O
can	O
happen	O
if	O
the	O
high	O
voltage	O
applied	O
to	O
the	O
tube	O
increases	O
beyond	O
the	O
design	O
limit	O
of	O
the	O
display	O
)	O
.	O
</s>
<s>
Another	O
competitor	O
,	O
plasma	O
display	B-Device
technology	I-Device
,	O
consists	O
of	O
small	O
cells	O
of	O
ionized	O
gases	O
that	O
emit	O
light	O
–	O
a	O
process	O
that	O
requires	O
a	O
relatively	O
large	O
amount	O
of	O
power	O
.	O
</s>
<s>
LPD	O
requires	O
less	O
electricity	O
than	O
competing	O
technologies	O
including	O
LCD	B-Device
and	O
light-emitting	O
diode	O
(	O
LED	O
)	O
.	O
</s>
<s>
IAC	O
reported	O
a	O
70%	O
reduction	O
in	O
power	O
by	O
switching	O
to	O
LPD	O
,	O
and	O
Prysm	O
says	O
LPD	O
uses	O
up	O
to	O
75	O
percent	O
less	O
power	O
than	O
most	O
other	O
display	B-Device
technologies	I-Device
on	O
the	O
market	O
.	O
</s>
<s>
An	O
LPD	O
device	O
differs	O
significantly	O
from	O
LCD	B-Device
in	O
that	O
more	O
than	O
90	O
percent	O
of	O
the	O
original	O
light	O
is	O
lost	O
in	O
the	O
latter	O
process	O
.	O
</s>
<s>
The	O
TD2	O
,	O
building	O
block	O
of	O
a	O
video	B-Device
wall	I-Device
,	O
does	O
not	O
suffer	O
the	O
problem	O
of	O
low	O
brightness	O
,	O
contains	O
no	O
toxic	O
component	O
,	O
has	O
no	O
consumables	O
,	O
and	O
generates	O
little	O
heat	O
.	O
</s>
<s>
Its	O
displays	O
are	O
highly	O
configurable	O
and	O
can	O
be	O
stacked	O
seamlessly	O
to	O
create	O
supersized	O
high-resolution	O
video	B-Device
walls	I-Device
of	O
almost	O
any	O
size	O
or	O
shape	O
.	O
</s>
<s>
LPD	O
competes	O
with	O
liquid	B-Device
crystal	I-Device
display	I-Device
(	O
LCD	B-Device
)	O
,	O
plasma	O
display	O
panel	O
(	O
PDP	O
)	O
,	O
surface	O
electron	O
display	O
(	O
SED	O
)	O
and	O
other	O
large-format	O
display	B-Device
technologies	I-Device
.	O
</s>
<s>
LPD	O
powered	O
by	O
the	O
Prysm	O
digital	O
workplace	O
platform	O
software	O
,	O
is	O
used	O
as	O
a	O
giant	O
touchscreen	B-Device
display	O
,	O
a	O
digital	O
signage	O
and	O
in	O
customer	O
experience	O
centers	O
.	O
</s>
<s>
Other	O
LPD	O
deployments	O
include	O
a	O
120	O
feet	O
long	O
by	O
10	O
feet	O
tall	O
videowall	B-Device
at	O
media	O
company	O
InterActiveCorp	O
(	O
IAC	O
)	O
'	O
s	O
headquarters	O
building	O
in	O
New	O
York	O
in	O
New	O
York	O
City	O
,	O
a	O
40-foot	O
,	O
180-degree	O
,	O
interactive	O
videowall	B-Device
at	O
General	O
Electric	O
’s	O
(	O
GE	O
)	O
Customer	O
Experience	O
Center	O
in	O
Toronto	O
and	O
television	O
studios	O
,	O
and	O
several	O
videowalls	B-Device
for	O
venues	O
including	O
Dubai	O
TV	O
and	O
Sprint	O
.	O
</s>
