ETSI - TS 146 002
Digital cellular telecommunications system (Phase 2+) (GSM); Half rate speech; Half rate speech processing functions
|Publication Date:||1 July 2018|
The present document is an introduction to GSM 06.20 , GSM 06.21 , GSM 06.22 , GSM 06.41  and GSM 06.42  TSs dealing with the speech processing functions in the half-rate channel of the GSM system. A general overview of the speech processing functions is given, with reference to the TSs where each function is specified in detail.