[Speex-dev] VAD Algorithm

Steve Underwood steveu at coppice.org
Fri Jun 22 22:40:47 PDT 2007

Coffey, Michael wrote:
> Has it been a whole week since a question about VAD? :-)
> I am curious why the VAD algorithm described in G.729 Annex B is not
> used by Speex. Complexity, Patent, Quality, or what?
Its not only patented, its so darned good they recently threw it out and 
replaced it. :-) I assume the replacement is just as patented as the 


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