This annex provides the DTX functionality for the 11.8 kbit/s CS-ACELP algorithm of G.729 Annex E using the basic algorithm in G.729 Annex B.

This annex includes an electronic attachment containing version 1.1 of reference C code and test vectors fixed-point implementation of CS-ACELP at 8 kbit/s and 11.8 kbit/s with DTX functionality