[Asterisk-Users] super high bandwidth codec

Andrew C. Brown andy_lists at bananabread.net
Wed Jul 27 20:50:54 MST 2005


Andrew C. Brown wrote:
> BTW, with all this talk about "wideband iLBC", we should probably start
> using correct terms since iLBC actually stands for "internet Low
> Bandwidth Codec". So "wb iLBC" is an oxymoron.

Oops. Correcting myself, iLBC stands for "internet Low Bitrate Codec",
which is not strictly the same thing. Even so, it is used to refer to a
codec which is of the normal 8 kHz sample bandwidth. The wideband (and
proprietary) GIPS codecs are called iSAC and iPCM-wb and are the codecs
used by Skype and Gizmo. They both have 16 kHz sample rates.



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