• ETSI ETS 300 581-7
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ETSI ETS 300 581-7

  • Digital cellular telecommunications system (Phase 2) (GSM); Half rate speech; Part 7: ANSI-C code for the GSM half rate speech codec (GSM 06.06 version 4.2.1)
  • standard by European Telecommunications Standards Institute, 03/01/1998
  • Publisher: ETSI

$484.00$968.50


This part 7 of the ETS contains an electronic copy of the ANSI-C code for the GSM half rate codec, necessary for a bit exact implementation of the half rate speech transcoder (see part 2 of this ETS - GSM 06.20), Voice Activity Detection (see part 6 of this ETS - GSM 06.42), comfort noise (see part 4 of this ETS - GSM 06.22), Discontinuous Transmission (see part 5 of this ETS - GSM 06.41) and example solutions for sustituting and muting lost frames (see part 3 of this ETS - GSM 06.21).

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