<s>
Corona	O
Data	O
Systems	O
,	O
later	O
renamed	O
Cordata	O
,	O
was	O
an	O
American	O
personal	B-Device
computer	I-Device
company	O
.	O
</s>
<s>
It	O
was	O
one	O
of	O
the	O
earliest	O
IBM	B-Device
PC	I-Device
compatible	O
computer	O
system	O
companies	O
.	O
</s>
<s>
The	O
company	O
went	O
on	O
to	O
develop	O
and	O
release	O
additional	O
desktop	O
and	O
portable	B-Device
PCs	I-Device
corresponding	O
to	O
the	O
development	O
of	O
the	O
Intel	B-Operating_System
x86	I-Operating_System
architecture	O
through	O
the	O
80386	B-General_Concept
,	O
as	O
well	O
a	O
laser	O
printer	O
(	O
the	O
LP300	O
)	O
and	O
an	O
integrated	O
desktop	O
publishing	O
system	O
known	O
as	O
Intellipress	O
.	O
</s>
<s>
The	O
latter	O
offered	O
either	O
Aldus	B-Operating_System
PageMaker	I-Operating_System
or	O
Ventura	B-Application
Publisher	I-Application
as	O
software	B-Application
bundles	I-Application
.	O
</s>
<s>
Corona	O
claimed	O
"	O
Our	O
systems	O
run	O
all	O
software	O
that	O
conforms	O
to	O
IBM	B-Device
PC	I-Device
programming	O
standards	O
.	O
</s>
<s>
In	O
early	O
1984	O
,	O
IBM	O
sued	O
Corona	O
and	O
Eagle	O
Computer	O
for	O
copyright	O
violation	O
of	O
the	O
IBM	B-Operating_System
PC	I-Operating_System
BIOS	I-Operating_System
.	O
</s>
<s>
Corona	O
Portable	B-Device
PC	I-Device
Model	O
PPC-400	O
,	O
arguably	O
the	O
most	O
notable	O
Corona	O
computer	O
,	O
was	O
introduced	O
in	O
1984	O
.	O
</s>
<s>
In	O
the	O
first	O
season	O
of	O
the	O
TV	O
series	O
,	O
Halt	O
and	O
Catch	O
Fire	O
,	O
a	O
fictional	O
drama	O
depicting	O
the	O
birth	O
of	O
the	O
personal	B-Device
computer	I-Device
industry	O
in	O
the	O
1980s	O
,	O
the	O
pivot	O
of	O
company	O
Cardiff	O
Electric	O
resembles	O
both	O
the	O
history	O
of	O
Corona	O
Data	O
Systems	O
and	O
Compaq	O
.	O
</s>
<s>
Although	O
Cardiff	O
Electric	O
,	O
like	O
Compaq	O
and	O
unlike	O
Corona	O
,	O
successfully	O
fought	O
IBM	O
's	O
accusations	O
of	O
copyright	O
infringement	O
with	O
clean	O
room	O
designed	O
BIOS	B-Operating_System
.	O
</s>
<s>
Early	O
IBM	B-Device
PC	I-Device
compatible	O
computer	O
system	O
companies	O
:	O
</s>
