3 Definitions and abbreviations

26.1713GPPAdaptive Multi-Rate - Wideband (AMR-WB) speech codecGeneral descriptionSpeech codec speech processing functionsTS

3.1 Abbreviations

For the purposes of this TS, the following abbreviations apply:

ACELP Algebraic Code Excited Linear Prediction

AMR Adaptive Multi-Rate

AMR-WB Adaptive Multi-Rate Wideband

BFI Bad Frame Indication

CHD Channel Decoder

CHE Channel Encoder

GSM Global System for Mobile communications

ITU-T International Telecommunication Union – Telecommunication standardisation sector (former CCITT)

PCM Pulse Code Modulation

PLMN Public Land Mobile Network

PSTN Public Switched Telephone Network

RX Receive

SCR Source Controlled Rate

SPD SPeech Decoder

SPE SPeech Encoder

TC Transcoder

TX Transmit

UE User Equipment (terminal)