Table of Contents

Intellectual Property Rights
Foreword
1 Scope
2 References
3 Definitions and abbreviations
   3.1 Definitions
   3.2 Abbreviations
4 General
5 Enhanced Full Rate speech channel transcoding
6 Enhanced Full Rate speech channel discontinuous
   transmission (DTX)
7 Enhanced Full Rate speech channel Voice Activity Detection
   (VAD)
8 Enhanced Full Rate speech channel comfort noise insertion
9 Enhanced Full Rate speech channel lost speech frame
   substitution and muting
10 Enhanced Full Rate codec homing
11 Alternative Enhanced Full Rate implementation using the
   Adaptive Multi Rate 12.2 kbit/s mode
Annex A (informative): Change Request History
History

Abstract

Deals with the speech processing functions in the Enhanced Full Rate channel of the GSM system. A general overview of the speech processing functions is given, with reference to the ENs where each function is specified in detail.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	European Telecommunications Standards Institute
Pages
ISBN
Committee	SMG 11