<s>
Variable-Rate	B-Algorithm
Multimode	I-Algorithm
Wideband	I-Algorithm
(	O
VMR-WB	B-Algorithm
)	O
is	O
a	O
source-controlled	O
variable-rate	O
multimode	O
codec	B-General_Concept
designed	O
for	O
robust	O
encoding/decoding	O
of	O
wideband/narrowband	O
speech	O
.	O
</s>
<s>
The	O
operation	O
of	O
VMR-WB	B-Algorithm
is	O
controlled	O
by	O
speech	O
signal	O
characteristics	O
(	O
i.e.	O
,	O
source-controlled	O
)	O
and	O
by	O
traffic	O
condition	O
of	O
the	O
network	O
(	O
i.e.	O
,	O
network-controlled	O
mode	O
switching	O
)	O
.	O
</s>
<s>
All	O
operating	O
modes	O
of	O
the	O
existing	O
VMR-WB	B-Algorithm
standard	O
are	O
fully	O
compliant	O
with	O
cdma2000	O
rate-set	O
II	O
.	O
</s>
<s>
VMR-WB	B-Algorithm
modes	O
0	O
,	O
1	O
,	O
and	O
2	O
are	O
cdma2000	O
native	O
modes	O
with	O
mode	O
0	O
providing	O
the	O
highest	O
quality	O
and	O
mode	O
2	O
the	O
lowest	O
ADR	O
.	O
</s>
<s>
VMR-WB	B-Algorithm
mode	O
3	O
is	O
the	O
AMR-WB	B-Algorithm
interoperable	O
mode	O
operating	O
at	O
an	O
ADR	O
slightly	O
higher	O
than	O
mode	O
0	O
and	O
providing	O
a	O
quality	O
equal	O
or	O
better	O
than	O
that	O
of	O
AMR-WB	B-Algorithm
at	O
12.65kbit/s	O
when	O
in	O
an	O
interoperable	O
interconnection	O
with	O
AMR-WB	B-Algorithm
at	O
12.65kbit/s	O
.	O
</s>
<s>
VMR-WB	B-Algorithm
uses	O
16kHz	O
sampling	O
frequency	O
.	O
</s>
<s>
VMR-WB	B-Algorithm
can	O
be	O
also	O
used	O
in	O
3GPP2	O
container	O
file	O
format	O
-	O
3G2	O
.	O
</s>
<s>
VMR-WB	B-Algorithm
was	O
designed	O
by	O
Nokia	O
and	O
VoiceAge	O
.	O
</s>
<s>
It	O
is	O
based	O
on	O
AMR-WB	B-Algorithm
.	O
</s>
