DIGITAL CELLULAR TELECOMMUNICATIONS SYSTEM (PHASE 2+); HALF RATE SPEECH; COMFORT NOISE ASPECTS FOR THE HALF RATE SPEECH TRAFFIC CHANNELS

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Hardcopy , PDF

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English

Publisher

European Telecommunications Standards Institute

Intellectual Property Rights
Foreword
1 Scope
2 References
3 Definitions, symbols and abbreviations
  3.1 Definitions
  3.2 Symbols
  3.3 Abbreviations
4 General
5 Functions on the transmit (TX) side
  5.1 Background acoustic noise evaluation
  5.2 Modification of the speech encoding algorithm
      during SID frame generation
  5.3 SID-frame encoding
6 Functions on the receive (RX) side
  6.1 Averaging of the GS parameters
  6.2 Comfort noise generation and updating
7 Computational details
Annex A (informative): Change Request History
History

Specifies the detailed requirements for the correct operation of the background acoustic noise evaluation, noise parameter encoding/decoding and comfort noise generation in GSM Mobile Stations (MS)s and Base Station Systems (BSS)s during Discontinuous Transmission (DTX) on half rate speech traffic channels.

Committee	SMG 11
DocumentType	Standard
Pages	14
PublisherName	European Telecommunications Standards Institute
Status	Current

Standards	Relationship
I.S. EN 300 971:V7.0.1	Identical
NBN EN 300 971 : 2001	Identical
NEN EN 300971 : 2000	Identical
PN EN 300 971 : 2005	Identical

TR 102 024-7 : 4.1.1

TELECOMMUNICATIONS AND INTERNET PROTOCOL HARMONIZATION OVER NETWORKS (TIPHON) RELEASE 4; END-TO-END QUALITY OF SERVICE IN TIPHON SYSTEMS; PART 7: DESIGN GUIDE FOR ELEMENTS OF A TIPHON CONNECTION FROM AN END-TO-END SPEECH TRANSMISSION PERFORMANCE POINT OF VIEW

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EN 300 971 : 8.0.1

DIGITAL CELLULAR TELECOMMUNICATIONS SYSTEM (PHASE 2+); HALF RATE SPEECH; COMFORT NOISE ASPECTS FOR THE HALF RATE SPEECH TRAFFIC CHANNELS

Table of Contents

Abstract

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International Equivalents

Standards Referenced By This Book

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