ETSI ETS 300 973

Digital cellular telecommunications system; Half rate speech; Voice Activity Detector (VAD) for half rate speech traffic channels (GSM 06.42 version 5.0.1) Edition: 1
European Telecommunications Standards Institute / 01-May-1997 / 21 pages

More details

More info

This European Telecommunication Standard (ETS) specifies the Voice Act ivity Detector (VAD) to be used in the Discontinuous Transmission (DTX ) as described in GSM 06.41 (ETS 300 972) [4]. It also specifies the t est methods to be used to verify that a VAD implementation complies wi th this ETS. The requirements are mandatory on any VAD to be used either in GSM Mob ile Stations (MS)s or Base Station Systems (BSS)s that utilize the hal f-rate GSM speech traffic channel.