<s>
Mwave	B-General_Concept
was	O
a	O
technology	O
developed	O
by	O
IBM	O
allowing	O
for	O
the	O
combination	O
of	O
telephony	O
and	O
sound	B-Device
card	I-Device
features	O
on	O
a	O
single	O
adapter	O
card	O
.	O
</s>
<s>
The	O
technology	O
centers	O
around	O
the	O
Mwave	B-General_Concept
digital	B-Architecture
signal	I-Architecture
processor	I-Architecture
(	O
DSP	O
)	O
.	O
</s>
<s>
The	O
technology	O
was	O
used	O
for	O
a	O
time	O
to	O
provide	O
a	O
combination	O
modem	O
and	O
sound	B-Device
card	I-Device
for	O
IBM	O
's	O
Aptiva	O
line	O
and	O
some	O
ThinkPad	B-Operating_System
laptops	O
,	O
in	O
addition	O
to	O
uses	O
on	O
specialized	O
Mwave	B-General_Concept
cards	O
that	O
handled	O
voice	O
recognition	O
or	O
ISDN	O
networking	O
connectivity	O
.	O
</s>
<s>
Similar	O
adapter	O
cards	O
by	O
third-party	O
vendors	O
using	O
Mwave	B-General_Concept
technology	O
were	O
also	O
sold	O
.	O
</s>
<s>
However	O
,	O
plagued	O
by	O
consumer	O
complaints	O
about	O
buggy	O
Mwave	B-General_Concept
software	O
and	O
hardware	B-Architecture
,	O
IBM	O
eventually	O
turned	O
to	O
other	O
audio	O
and	O
telephony	O
solutions	O
for	O
its	O
consumer	O
products	O
.	O
</s>
<s>
Malcolm	O
Ware	O
,	O
a	O
former	O
developer	O
on	O
Mwave	B-General_Concept
,	O
dates	O
the	O
technology	O
back	O
to	O
its	O
development	O
in	O
an	O
IBM	O
research	O
lab	O
in	O
Zurich	O
,	O
Switzerland	O
in	O
1979	O
.	O
</s>
<s>
The	O
first	O
prototype	B-Application
was	O
tested	O
in	O
an	O
IBM	O
PC	B-Device
in	O
1981	O
.	O
</s>
<s>
After	O
being	O
utilized	O
in	O
some	O
other	O
adapter	O
cards	O
,	O
Mwave	B-General_Concept
was	O
given	O
its	O
official	O
name	O
and	O
used	O
in	O
IBM	O
's	O
WindSurfer	O
ISA/MCA	O
card	O
.	O
</s>
<s>
IBM	O
manufactured	O
Mwave	B-General_Concept
hardware	B-Architecture
for	O
both	O
Microsoft	B-Application
Windows	I-Application
and	O
its	O
own	O
OS/2	B-Application
.	O
</s>
<s>
Gary	O
Harper	O
developed	O
some	O
automated	O
test	O
software	O
,	O
loosely	O
based	O
on	O
the	O
movie	O
War	O
Games	O
,	O
to	O
test	O
how	O
well	O
the	O
Mwave	B-General_Concept
modem	O
could	O
connect	O
to	O
modems	O
used	O
by	O
various	O
bulletin	O
board	O
systems	O
.	O
</s>
<s>
One	O
of	O
the	O
revisions	O
of	O
the	O
Mwave	B-General_Concept
card	O
was	O
the	O
Mwave	B-General_Concept
Dolphin	O
.	O
</s>
<s>
The	O
card	O
was	O
an	O
ISA	B-Architecture
legacy	O
card	O
that	O
did	O
not	O
support	O
plug	B-Device
and	I-Device
play	I-Device
and	O
natively	O
supported	O
Windows	O
through	O
its	O
software	O
.	O
</s>
<s>
One	O
of	O
the	O
card	O
's	O
most	O
publicized	O
features	O
was	O
its	O
software	O
upgradeability	O
:	O
a	O
version	O
of	O
the	O
Mwave	B-General_Concept
software	O
upgraded	O
the	O
modem	O
function	O
to	O
33.6k	O
.	O
</s>
<s>
Some	O
consumers	O
were	O
offered	O
a	O
check	O
for	O
the	O
purchase	O
of	O
hardware	B-Architecture
to	O
replace	O
the	O
Mwave	B-General_Concept
card	O
,	O
while	O
others	O
were	O
offered	O
a	O
replacement	O
modem	O
,	O
sound	B-Device
card	I-Device
or	O
both	O
.	O
</s>
<s>
Mwave	B-General_Concept
Dolphin	O
drivers	O
version	O
20D	O
and	O
the	O
Stingray	O
version	O
of	O
the	O
Mwave	B-General_Concept
adapter	O
addressed	O
some	O
shortcomings	O
of	O
the	O
Dolphin	O
(	O
Stingray	O
added	O
plug	B-Device
and	I-Device
play	I-Device
support	O
)	O
,	O
but	O
IBM	O
eventually	O
stopped	O
using	O
the	O
Mwave	B-General_Concept
adapter	O
card	O
in	O
its	O
Aptiva	O
computers	O
and	O
resorted	O
to	O
conventional	O
sound	B-Device
card	I-Device
and	O
modem	O
options	O
.	O
</s>
<s>
Mwave	B-General_Concept
in	O
some	O
form	O
or	O
another	O
has	O
been	O
produced	O
for	O
the	O
MCA	B-Device
,	O
ISA	B-Architecture
and	O
PCMCIA	O
busses	O
.	O
</s>
<s>
Select	O
ThinkPad	B-Operating_System
600	O
and	O
770	O
models	O
had	O
a	O
PCI	O
version	O
integrated	O
(	O
the	O
Mwave	B-General_Concept
chip	O
integrated	O
in	O
select	O
ThinkPad	B-Operating_System
755	O
,	O
760	O
and	O
765	O
models	O
was	O
ISA-based	O
)	O
.	O
</s>
<s>
Certain	O
Sun	O
Sparcstation	O
workstations	O
incorporated	O
the	O
Mwave	B-General_Concept
DSP	B-Architecture
chip	I-Architecture
for	O
sound	B-Device
card	I-Device
functionality	O
.	O
</s>
<s>
Although	O
Mwave	B-General_Concept
adapter	O
cards	O
were	O
discontinued	O
,	O
a	O
Linux	B-Application
driver	O
for	O
the	O
PCI-based	O
Mwave	B-General_Concept
in	O
the	O
ThinkPad	B-Operating_System
600	O
and	O
770	O
models	O
was	O
developed	O
and	O
released	O
by	O
IBM	O
.	O
</s>
