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TR 102 082 : 1.1.1

SPEECH PROCESSING, TRANSMISSION AND QUALITY ASPECT (STQ) - GUIDANCE ON WRITING SPECIFICATIONS AND TESTS FOR NON-LINEAR AND TIME VARIANT TELEPHONY TERMINALS

European Telecommunications Standards Institute

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Table of Contents

Intellectual Property Rights
Foreword
Introduction
1 Scope
2 References
3 Definitions and abbreviations
  3.1 Definitions
  3.2 Abbreviations
4 Derivation of requirement and selection of test method
  4.1 General Principles
  4.2 Basis for Requirements
  4.3 Guidelines for Test Procedure Specification
5 Descriptions of terminals considered as systems
  5.1 Classification and Coverage of terminals
  5.2 Description of a SPM as a subdivided system
  5.3 Black-box approach or use of prior knowledge
  5.4 Detector Types
6 Generic Signal Processing Method
  6.1 Commented template
Annex A (informative): Examples of SPM descriptions
    A.1 Frequency Multiplication
    A.2 Centre Clipping
    A.3 Automatic Gain Control (AGC)
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Abstract

The aim is to provide principle descriptions for speech transmission characteristics and form a basis, making users of this reportable, to devise specific suitable objectivity test methods for characterizing speech transmission performance. The emphasis will be on non-linear and/or time variant handset telephony terminals.

General Product Information

Document Type Standard
Status Current
Publisher European Telecommunications Standards Institute
Committee STQ