SSH EN 301 249 V4.0.1:1997

Sistemi i telekomunikacionit dixhital celular (Faza 2); Detektorë të Aktivitetit Audio (VAD) për Përdorimin e Vlerave të Plota (EFR) për kanalet e trafikut të të folurit (GSM 06.82 versioni 4.0.1)

Digital cellular telecommunications system (Phase 2); Voice Activity Detector (VAD) for Enhanced Full Rate (EFR) speech traffic channels (GSM 06.82 version 4.0.1)

Scope

This EN specifies the Voice Activity Detector (VAD) to be used in the Discontinuous Transmission (DTX) as described in GSM 06.81 (EN 301 248) [5] Discontinuous transmission (DTX) for Enhanced Full Rate (EFR) speech traffic channels. The requirements are mandatory on any VAD to be used either in GSM Mobile Stations (MS)s or Base Station Systems (BSS)s that utilize the enhanced full-rate speech traffic channel.