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ITU J.146:2002

ITU J.146:2002 Loop Latency Issues In Contribution Circuits For Conversational Tv Programmes Indicates that the loop latency in contribution circuits used for conversational TV programmes can be annoying and can make the resulting programme subjectively unacceptable. Provides results of subje

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Table of Contents

FOREWORD
CONTENTS
1Scope
2References
3Terminology
4Backgroundonlooplatencyincontributioncircuitfor
conversationalTVprogrammes
5Resultsofsubjectiveassessmenttestsontheperceptual
impactoflooplatency
6Conclusionsontolerablelooplatencyinconversational
televisionprogrammes
AppendixI-SummaryreportonRAI'stestsontheimpactof
looplatency
I.1Introduction
I.2Theimpactoflooplatencyonperceivedprogramme
quality
I.3Expectedmagnitudeoflooplatencyinatelevision
newsenvironment
I.4Conclusions

Abstract

Indicates that the loop latency in contribution circuits used for conversational TV programmes can be annoying and can make the resulting programme subjectively unacceptable. Provides results of subjective assessment tests on the perceptual impact of loop latency and gives its threshold of acceptability.

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