<s>
9LV	B-Device
is	O
a	O
Naval	O
Combat	O
Management	O
System	O
(	O
CMS	O
)	O
from	O
the	O
Swedish	O
company	O
Saab	O
.	O
</s>
<s>
The	O
9LV	B-Device
was	O
established	O
when	O
Philips	O
Teleindustri	O
AB	O
(	O
1975	O
renamed	O
Philips	O
Elektronikindustrier	O
AB	O
)	O
,	O
a	O
subsidiary	O
of	O
Philips	O
of	O
the	O
Netherlands	O
,	O
was	O
selected	O
as	O
the	O
supplier	O
of	O
the	O
torpedo	O
and	O
dual	O
purpose	O
gun	O
fire	O
control	O
system	O
including	O
a	O
radar	O
fire	O
control	O
director	O
for	O
the	O
Royal	O
Swedish	O
Navy	O
Norrköping-class	O
torpedo	O
boats	O
.	O
</s>
<s>
However	O
,	O
not	O
until	O
the	O
air	O
defence	O
fire	O
control	O
and	O
radar	O
fire	O
control	O
director	O
was	O
introduced	O
,	O
the	O
name	O
9LV	B-Device
was	O
established	O
;	O
LV	O
is	O
the	O
Swedish	O
abbreviation	O
for	O
"	O
luftvärn	O
"	O
,	O
i.e.	O
</s>
<s>
9LV	B-Device
is	O
currently	O
used	O
on	O
several	O
classes	O
of	O
naval	O
combatants	O
,	O
including	O
the	O
Australian	O
s	O
,	O
the	O
Swedish	O
s	O
,	O
the	O
Canadian	O
s	O
and	O
the	O
Australian	O
ships	O
.	O
</s>
<s>
The	O
heritage	O
of	O
the	O
name	O
9LV	B-Device
can	O
be	O
traced	O
back	O
to	O
the	O
late	O
1960s	O
and	O
Philips	O
Teleindustri	O
(	O
Järfälla	O
,	O
SE	O
)	O
.	O
</s>
<s>
Often	O
,	O
a	O
specific	O
ship	O
class	O
9LV	B-Device
configuration	O
is	O
identified	O
by	O
a	O
three	O
digit	O
number	O
,	O
consisting	O
of	O
one	O
complexity	O
digit	O
and	O
a	O
two	O
digit	O
serial	O
or	O
country	O
code	O
.	O
</s>
<s>
The	O
patrol	O
boats	O
were	O
equipped	O
with	O
9LV	B-Device
Mk2	O
(	O
Arte	O
726	O
)	O
.	O
</s>
<s>
The	O
system	O
was	O
called	O
9LV	B-Device
Mk2	O
during	O
the	O
period	O
Arte726	O
A-D	O
.	O
</s>
<s>
The	O
9LV	B-Device
Mk2.5	O
introduced	O
a	O
new	O
high	O
level	O
language	O
(	O
RTL/2	O
)	O
and	O
also	O
upgrades	O
to	O
the	O
hardware	O
architecture	O
with	O
new	O
processors	O
and	O
busses	O
.	O
</s>
<s>
The	O
Swedish	O
Navy	O
Arte726E	O
is	O
an	O
example	O
of	O
9LV	B-Device
Mk2.5	O
.	O
</s>
<s>
Based	O
on	O
the	O
experiences	O
from	O
9LV	B-Device
Mk2.5	O
,	O
a	O
major	O
redesign	O
of	O
9LV	B-Device
was	O
performed	O
for	O
9LV	B-Device
Mk3	O
,	O
starting	O
around	O
1985	O
.	O
</s>
<s>
It	O
featured	O
a	O
module	O
based	O
architecture	O
called	O
Base	O
System	O
2000	O
(	O
Bassystem	O
2000	O
)	O
,	O
as	O
an	O
addition	O
of	O
the	O
commercial	O
OS-9	B-Operating_System
real-time	O
operating	O
system	O
.	O
</s>
<s>
After	O
the	O
acquisition	O
of	O
the	O
Ericsson	O
"	O
H	O
Division	O
"	O
developing	O
a	O
competing	O
Combat	O
Management	O
System	O
(	O
Maril	O
systems	O
)	O
January	O
1	O
,	O
1990	O
,	O
several	O
key	O
architectural	O
features	O
were	O
transferred	O
into	O
9LV	B-Device
Mk3	O
.	O
</s>
<s>
Features	O
of	O
9LV	B-Device
Mk3	O
included	O
a	O
fully	O
distributed	O
system	O
,	O
based	O
on	O
Ethernet	O
LAN	O
,	O
with	O
small	O
,	O
location	O
independent	O
,	O
applications	O
implemented	O
in	O
Ada	O
.	O
</s>
<s>
Aiming	O
to	O
benefit	O
from	O
the	O
fast	O
development	O
of	O
commercially	O
available	O
hardware	O
,	O
the	O
software	O
base	O
of	O
Mk3	O
was	O
transferred	O
to	O
Intel	O
based	O
processors	O
on	O
cPCI	O
,	O
running	O
MS	B-Device
Windows	I-Device
NT	I-Device
instead	O
of	O
the	O
real-time	O
OS-9	B-Operating_System
used	O
in	O
Mk3	O
.	O
</s>
<s>
Mk4	O
employs	O
DDS	B-Application
to	O
create	O
modularity	O
and	O
introduces	O
the	O
Java	B-Language
programming	I-Language
language	I-Language
for	O
certain	O
applications	O
.	O
</s>
<s>
The	O
first	O
deployment	O
of	O
some	O
limited	O
9LV	B-Device
Mk4	O
software	O
components	O
were	O
as	O
part	O
of	O
the	O
Lockheed	O
Martin	O
Canada	O
CMS330	O
Combat	O
System	O
used	O
on	O
the	O
Halifax-class	O
frigate	O
where	O
Saab	O
acted	O
as	O
a	O
sub-supplier	O
to	O
Lockheed-Martin	O
Canada	O
.	O
</s>
<s>
Later	O
versions	O
of	O
CMS330	O
do	O
not	O
utilize	O
9LV	B-Device
Mk4	O
components	O
.	O
</s>
<s>
As	O
Saab	O
has	O
evolved	O
the	O
architecture	O
of	O
9LV	B-Device
with	O
virtualization	O
,	O
containerization	O
and	O
other	O
technologies	O
,	O
the	O
generation	O
indicator	O
(	O
"	O
Mk4	O
"	O
)	O
is	O
becoming	O
less	O
emphasized	O
and	O
is	O
not	O
even	O
mentioned	O
in	O
marketing	O
,	O
instead	O
the	O
term	O
NextGen	O
is	O
used	O
.	O
</s>
