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EG 201 377-3 : 1.1.1

Current

Current

The latest, up-to-date edition.

SPEECH PROCESSING, TRANSMISSION AND QUALITY ASPECTS (STQ); SPECIFICATION AND MEASUREMENT OF SPEECH TRANSMISSION QUALITY; PART 3: NON-INTRUSIVE OBJECTIVE MEASUREMENT METHODS APPLICABLE TO NETWORKS AND LINKS WITH CLASSES OF SERVICES

Available format(s)

Hardcopy , PDF

Language(s)

English

Intellectual Property Rights
Foreword
1 Scope
2 References
3 Definitions and abbreviations
  3.1 Definitions
  3.2 Abbreviations
4 Quick definition and overview of existing methods
  4.1 Introduction
  4.2 Non-intrusive methods
  4.3 Intrusive methods
5 Comparison of non-intrusive methods with intrusive methods
6 Parameters measured in a non-intrusive way and linked to
  quality of service in networks
  6.1 Parameters related to transport protocol or signalling
  6.2 Parameters related to the signal analysis
7 Guidance on how to use measurement results to derive quality
  of service ratings
  7.1 Use of individual thresholds
  7.2 Use of models
  7.3 Miscellaneous specific usages of non-intrusive measurements
Annex A (informative): Examples of Specific Systems
      A.1 NiQA (Non-intrusive Quality Assessment)
      A.2 NINA (Non-intrusive Network Assessment)
      A.3 PSOM (Perceptual Single-ended Objective Measure)
Annex B (informative): Bibliography
History

Provides an overview of the non-intrusive methods available for measuring speech transmission quality. It applies only for narrowband (i.e. between 300 Hz and 3 400 Hz) communications, assumed between handset terminals. Its aim is to give information and guidance primarily for operators, users, consumer organizations and regulators who wish to measure or compare the speech transmission quality provided by different networks.

Committee
STQ
DocumentType
Standard
Pages
32
PublisherName
European Telecommunications Standards Institute
Status
Current

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