Table of Contents

Intellectual Property Rights
Foreword
Modal verbs terminology
Foreword
1 Scope
2 References
3 Definitions and abbreviations
4 General
5 Adaptive Multi-Rate speech codec transcoding
   functions
6 Adaptive Multi-Rate speech codec ANSI C-code
7 Adaptive Multi-Rate speech codec test vectors
8 Adaptive Multi-Rate speech codec source controlled
   rate operation
9 Adaptive Multi-Rate speech codec voice activity
   detection
10 Adaptive Multi-Rate speech codec comfort noise
   insertion
11 Adaptive Multi-Rate speech codec error concealment
   of lost frames
12 Adaptive Multi-Rate speech codec frame structure
13 Adaptive Multi-Rate speech codec interface to RAN
14 Adaptive Multi-Rate speech codec performance
   characterisation
Annex A (informative) - Change history
History

Abstract

Gives an introduction to the speech processing parts of the narrowband telephony speech service employing the Adaptive Multi-Rate (AMR) speech coder.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	European Telecommunications Standards Institute
Pages
ISBN
Committee	3GPP SA 4