<s>
Extended	B-Algorithm
Adaptive	I-Algorithm
Multi-Rate	I-Algorithm
–	I-Algorithm
Wideband	I-Algorithm
(	O
AMR-WB	B-Algorithm
+	I-Algorithm
)	O
is	O
an	O
audio	O
codec	B-General_Concept
that	O
extends	O
AMR-WB	B-Algorithm
.	O
</s>
<s>
Another	O
main	O
improvement	O
is	O
the	O
use	O
of	O
transform	O
coding	O
(	O
transform	O
coded	O
excitation	O
–	O
TCX	O
)	O
additionally	O
to	O
ACELP	B-Algorithm
.	O
</s>
<s>
Automatic	O
switching	O
between	O
transform	O
coding	O
and	O
ACELP	B-Algorithm
provides	O
both	O
good	O
speech	O
and	O
audio	O
quality	O
with	O
moderate	O
bit	O
rates	O
.	O
</s>
<s>
As	O
AMR-WB	B-Algorithm
operates	O
at	O
internal	O
sampling	O
rate	O
12.8kHz	O
,	O
AMR-WB	B-Algorithm
+	I-Algorithm
also	O
supports	O
various	O
internal	O
sampling	O
frequencies	O
ranges	O
from	O
12.8kHz	O
to	O
38.4kHz	O
.	O
</s>
<s>
AMR-WB	B-Algorithm
uses	O
16kHz	O
sampling	O
frequency	O
with	O
a	O
resolution	O
of	O
14	O
bits	O
left	O
justified	O
in	O
a	O
16-bit	O
word	O
.	O
</s>
<s>
AMR-WB	B-Algorithm
+	I-Algorithm
uses	O
16/24/32/48kHz	O
sampling	O
frequencies	O
with	O
a	O
resolution	O
of	O
16	O
bits	O
in	O
a	O
16-bit	O
word	O
.	O
</s>
<s>
3GPP	O
originally	O
developed	O
the	O
AMR-WB	B-Algorithm
+	I-Algorithm
audio	O
codec	B-General_Concept
for	O
streaming	O
and	O
messaging	O
services	O
in	O
Global	O
System	O
for	O
Mobile	O
communications	O
(	O
GSM	O
)	O
and	O
Third	O
Generation	O
(	O
3G	B-Architecture
)	O
cellular	O
systems	O
.	O
</s>
<s>
File	O
storage	O
of	O
AMR-WB	B-Algorithm
+	I-Algorithm
encoded	O
audio	O
is	O
specified	O
within	O
the	O
3GP	O
container	O
format	O
,	O
3GPP-defined	O
ISO-based	O
multimedia	O
file	O
format	O
defined	O
in	O
3GPP	O
TS	O
26.244	O
.	O
</s>
<s>
The	O
AMR-WB	B-Algorithm
+	I-Algorithm
codec	B-General_Concept
has	O
a	O
wide	O
bit-rate	O
range	O
,	O
from	O
5.2	O
to	O
48kbit/s	O
.	O
</s>
<s>
In	O
September	O
2005	O
,	O
VoiceAge	O
Corporation	O
announced	O
availability	O
of	O
AMR-WB	B-Algorithm
+	I-Algorithm
decoder	O
in	O
Helix	B-Application
DNA	I-Application
Client	I-Application
.	O
</s>
<s>
AMR-WB	B-Algorithm
+	I-Algorithm
compression	O
incorporate	O
several	O
patents	O
of	O
Nokia	O
Corporation	O
,	O
Telefonaktiebolaget	O
L	O
.	O
M	O
.	O
Ericsson	O
and	O
VoiceAge	O
Corporation	O
.	O
</s>
<s>
VoiceAge	O
Corporation	O
is	O
the	O
License	O
Administrator	O
for	O
the	O
AMR	O
and	O
AMR-WB	B-Algorithm
+	I-Algorithm
patent	O
pools	O
.	O
</s>
<s>
The	O
initial	O
fee	O
for	O
applications	O
using	O
"	O
real-time	O
channels	O
"	O
with	O
AMR-WB	B-Algorithm
+	I-Algorithm
is	O
$	O
6,500	O
.	O
</s>
<s>
AMR-WB	B-Algorithm
+	I-Algorithm
monaural	O
decoder	O
in	O
a	O
category	O
of	O
personal	O
computer	O
products	O
is	O
licensed	O
for	O
free	O
.	O
</s>
<s>
Stereo	O
AMR-WB	B-Algorithm
+	I-Algorithm
decoder	O
for	O
personal	O
computer	O
products	O
is	O
licensed	O
for	O
$0.30	O
.	O
</s>
