<s>
TDVision	O
Systems	O
,	O
Inc.	O
,	O
was	O
a	O
company	O
that	O
designed	O
products	O
and	O
system	O
architectures	O
for	O
stereoscopic	B-Algorithm
video	I-Algorithm
coding	I-Algorithm
,	O
stereoscopic	B-Application
video	I-Application
games	I-Application
,	O
and	O
head	B-General_Concept
mounted	I-General_Concept
displays	I-General_Concept
.	O
</s>
<s>
The	O
company	O
asserted	O
that	O
there	O
were	O
problems	O
with	O
some	O
3D	O
deployment	O
technologies	O
,	O
including	O
lack	O
of	O
compatibility	O
with	O
2D	O
existing	O
pipelines	B-General_Concept
,	O
side	O
effects	O
due	O
to	O
visual	O
artifacts	B-Algorithm
,	O
and	O
detriment	O
on	O
the	O
quality	O
,	O
color	O
,	O
or	O
resolution	O
of	O
the	O
stereoscopic	B-Algorithm
images	I-Algorithm
.	O
</s>
<s>
The	O
company	O
designed	O
a	O
stereoscopic	B-Algorithm
system	O
that	O
it	O
claimed	O
can	O
reduce	O
some	O
of	O
these	O
side	O
effects	O
by	O
providing	O
full	O
HD	O
left	O
and	O
right	O
images	O
to	O
each	O
eye	O
rather	O
than	O
using	O
interpolation	O
or	O
pixel	O
sub-sampled	O
images	O
.	O
</s>
<s>
This	O
included	O
a	O
codec	B-General_Concept
called	O
TDVCodec	O
AKA	O
2D+Delta	B-Application
unveiled	O
in	O
2007	O
,	O
designed	O
to	O
work	O
with	O
current	O
hardware	O
,	O
such	O
as	O
Blu-ray	O
discs	O
,	O
DVDs	O
,	O
set	O
top	O
boxes	O
,	O
and	O
satellite	O
receivers	O
.	O
</s>
<s>
The	O
2D+Delta	B-Application
method	O
is	O
similar	O
to	O
that	O
used	O
in	O
the	O
MPEG-2	O
Multiview	O
profile	O
and	O
the	O
more	O
recent	O
MVC	O
(	O
Multiview	O
Video	O
Coding	O
)	O
standard	O
.	O
</s>
<s>
Other	O
TDVision	B-Algorithm
products	O
included	O
the	O
first	O
consumer	O
electronics	O
stereoscopic	B-Algorithm
3D	I-Algorithm
full	O
HD	O
video	O
camera	O
called	O
TDVCam	O
in	O
2006	O
and	O
a	O
head-mounted	B-General_Concept
display	I-General_Concept
for	O
3D	O
stereoscopic	B-Algorithm
full	O
HD	O
720p	O
video	O
viewing	O
Head	B-General_Concept
Mounted	I-General_Concept
Display	I-General_Concept
device	O
called	O
TDVisor	O
in	O
2007	O
.	O
</s>
<s>
TDVisor	O
is	O
a	O
head-mounted	B-General_Concept
display	I-General_Concept
for	O
stereoscopic	B-Algorithm
3D	I-Algorithm
video	O
viewing	O
.	O
</s>
<s>
TDVision	B-Algorithm
developed	O
and	O
patented	O
world	O
wide	O
the	O
2D+Delta	B-Application
method	O
of	O
Stereoscopic	B-Algorithm
Video	I-Algorithm
Coding	I-Algorithm
for	O
an	O
encoding	O
and	O
decoding	O
method	O
in	O
2003	O
,	O
also	O
called	O
the	O
TDVCodec	O
.	O
</s>
<s>
Key	O
features	O
of	O
the	O
encoding	O
format	O
include	O
up	O
to	O
Full	O
HD	O
(	O
1920x1080	O
)	O
per-eye	O
stereoscopic	B-Algorithm
resolution	O
,	O
and	O
2D	O
backwards	O
compatibility	O
with	O
existing	O
televisions	O
and	O
Cable	O
television	O
,	O
Satellite	O
Television	O
,	O
Blu-ray	O
,	O
ATSC	B-Device
decoders	O
and	O
PC	O
based	O
systems	O
.	O
</s>
<s>
The	O
first	O
demonstration	O
of	O
a	O
full	O
HD	O
3D	O
Blu-ray	O
Disc	O
running	O
on	O
2D+Delta	B-Application
and	O
compatible	O
with	O
2D	O
legacy	O
players	O
in	O
the	O
world	O
was	O
made	O
by	O
TDVision	B-Algorithm
in	O
April	O
2008	O
during	O
the	O
National	O
Association	O
of	O
Broadcasters	O
(	O
NAB	O
)	O
Trade	O
Show	O
in	O
Las	O
Vegas	O
,	O
Nevada	O
,	O
as	O
recorded	O
on	O
the	O
press	O
release	O
Stereoscopic	B-Algorithm
3D	I-Algorithm
Content	O
at	O
Home	O
,	O
Brought	O
to	O
You	O
By	O
TDVision	B-Algorithm
's	O
TDVCodec	O
and	O
then	O
mentioned	O
on	O
the	O
article	O
3D	O
Blu-ray	O
Closer	O
to	O
Reality	O
in	O
May	O
2008	O
.	O
</s>
<s>
The	O
company	O
was	O
then	O
listed	O
as	O
key	O
IP	O
holder	O
on	O
the	O
MVC	O
standard	O
on	O
the	O
ISO	O
JTC	O
Patent	O
Database	O
and	O
the	O
initiative	O
evolved	O
to	O
what	O
is	O
now	O
known	O
as	O
the	O
selected	O
spec	O
of	O
the	O
Blu-ray	O
Disc	O
Association	O
as	O
mentioned	O
in	O
the	O
article	O
Final	O
3-D	O
Blu-ray	O
Specification	O
Announced	O
where	O
all	O
the	O
characteristics	O
of	O
the	O
2D+Delta	B-Application
method	O
were	O
confirmed	O
:	O
</s>
<s>
"	O
The	O
Blu-ray	O
3D	O
specification	O
calls	O
for	O
encoding	O
3-D	O
video	O
using	O
the	O
Multiview	O
Video	O
Coding	O
(	O
MVC	O
)	O
codec	B-General_Concept
,	O
an	O
extension	O
to	O
the	O
ITU-T	O
H.264	O
Advanced	O
Video	O
Coding	O
(	O
AVC	O
)	O
codec	B-General_Concept
currently	O
supported	O
by	O
all	O
Blu-ray	O
Disc	O
players	O
.	O
</s>
<s>
Other	O
methods	O
include	O
autostereoscopy	B-Algorithm
,	O
holography	B-Algorithm
,	O
and	O
polarization	O
methods	O
using	O
horizontal	O
and	O
vertical	O
or	O
circular	O
polarization	O
.	O
</s>
<s>
In	O
2014	O
the	O
HMD	O
division	O
of	O
TDVision	B-Algorithm
was	O
spun	O
off	O
into	O
a	O
company	O
called	O
ImmersiON	O
.	O
</s>
