Guide d'application de la Recommandation UIT-T P.863 |
La Recommandation UIT-T P.863.1 contient des remarques importantes dont il convient de tenir compte lors de l'évaluation objective de la qualité vocale conformément à la Recommandation UIT-T P.863. Les utilisateurs de la Recommandation UIT-T P.863 doivent bien comprendre et suivre les indications données dans cette Recommandation. Cette Recommandation constitue pour les utilisateurs de la Recommandation UIT-T P.863 un guide supplémentaire qui décrit un moyen d'évaluer la qualité d'écoute des signaux vocaux en utilisant des échantillons vocaux de référence et des échantillons vocaux dégradés. Le domaine d'application de la Recommandation UIT-T P.863 est défini clairement. Cette Recommandation ne fait ni l'étendre ni le restreindre, mais fournit des informations importantes et nécessaires pour l'obtention dans la pratique de résultats de mesure objective stables, fiables et significatifs. |
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Citation: |
https://handle.itu.int/11.1002/1000/12175 |
Series title: |
P series: Telephone transmission quality, telephone installations, local line networks P.800-P.899: Methods for objective and subjective assessment of speech and video quality |
Approval date: |
2014-09-11 |
Approval process: | AAP |
Status: |
Superseded |
Maintenance responsibility: |
ITU-T Study Group 12 |
Further details: |
Patent statement(s)
Development history
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ITU-T Supplement
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Title
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Status
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Summary
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Table of contents
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Download
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P Suppl. 10 (11/1988)
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Considerations relating to transmission characteristics for analogue handset telephones
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In force
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-
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here
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here
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P Suppl. 16 (11/1988)
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Guidelines for placement of microphones and loudspeakers in telephone conference rooms and for group audio terminals (GATs)
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In force
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-
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here
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here
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P Suppl. 20 (03/1993)
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Examples of measurements of handset receive-frequency responses: dependence on earcap leakage losses
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In force
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-
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here
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here
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P Suppl. 23 (02/1998)
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ITU-T coded-speech database
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In force
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here
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here
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here
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P Suppl. 24 (10/2005)
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Parameters describing the interaction with spoken dialogue systems
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In force
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here
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here
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here
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P Suppl. 25 (01/2011)
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Parameters describing the interaction with multimodal dialogue systems
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In force
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here
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here
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here
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P Suppl. 26 (09/2017)
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Scenarios for the subjective evaluation of audio and audiovisual multiparty telemeeting quality
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In force
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here
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here
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here
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P Suppl. 27 (01/2017)
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Application of ITU-T P.863 and ITU-T P.863.1 for speech processed by blind bandwidth extension approaches
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In force
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here
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here
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here
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P Suppl. 28 (09/2020)
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Considerations for the development of new QoS and QoE related objective models to be embedded in Recommendations prepared by ITU-T Study Group 12
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In force
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here
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here
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here
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P Suppl. 29 (01/2023)
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ITU-T P.800 – Use cases
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In force
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here
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here
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here
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P Suppl. 31 (01/2025)
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Subjective quality evaluation of audiovisual communication in videotelephony services
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In force
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here
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here
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here
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Title |
Approved on |
Download |
Practical procedures for subjective testing
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2011
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here
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Addition to Section 2.3 of the Handbook on Telephonometry
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2000
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here
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Addition to Section 3 of the Handbook on Telephonometry
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2000
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here
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Additions to the Handbook on Telephonometry
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1999
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here
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Telephonometry
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1992
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here
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