DS/ETS 300967
Digital cellular telecommunications system (Phase 2+) - Half rate speech - ANSI-C code for the GSM half rate speech codec (GSM 06.06 version 5.1.1)
| Organization: | DS |
| Publication Date: | 2 October 1998 |
| Status: | inactive |
scope:
This European Telecommunication Standard (ETS) contains an electronic copy of the ANSI-C code for the GSM half rate codec. The ANSI-C code is necessary for a bit exact implementation of the half rate speech transcoder (GSM 06.20 (ETS 300 969) [2]), Voice Activity Detector (GSM 06.42 (ETS 300 973) [6]), comfort noise (GSM 06.22 (ETS 300 971) [4]), Discontinuous Transmission (GSM 06.41 (ETS 300 972) [5]) and example solutions for substituting and muting of lost frames (GSM 06.21 (ETS 300 970) [3]).
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