TR 103 138 : 1.4.1

Superseded

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SPEECH AND MULTIMEDIA TRANSMISSION QUALITY (STQ); SPEECH SAMPLES AND THEIR USE FOR QOS TESTING

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Superseded date: 18-03-2023

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Published date: 07-11-2013

Publisher: European Telecommunications Standards Institute

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Intellectual Property Rights
Foreword
Modal verbs terminology
Introduction
1 Scope
2 References
3 Abbreviations
4 Devices and network access
5 Speech samples
6 Scenarios
7 Synopsis
Annex A - Coefficients for the reconstruction
lowpass filter
Annex B - Bibliography
Annex C - Speech Samples
History

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Gives and explains the use and application of speech samples to determine the objective listening quality (LQO) in narrowband (NB), wideband (WB) and super-wideband (SWB) for different scenarios such as connections between fixed networks and mobile terminals.

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Committee	STQ MOBILE
Document Type	Standard
ISBN
Pages
Published
Publisher	European Telecommunications Standards Institute
Status	Superseded
Superseded By	ETSI TR 103 138 V1.6.1:2023-03

Standards Referenced By This Book - (Show below) - (Hide below)

TS 103 222-1 : 1.2.1	SPEECH AND MULTIMEDIA TRANSMISSION QUALITY (STQ); REFERENCE BENCHMARKING, BACKGROUND TRAFFIC PROFILES AND KPIS; PART 1: REFERENCE BENCHMARKING, BACKGROUND TRAFFIC PROFILES AND KPIS FOR VOIP AND FOIP IN FIXED NETWORKS

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