| Nouvelle Annexe B: Méthodes d'évaluation objective pour les scénarios à plusieurs locuteurs |
La Recommandation UIT-T P.340 existante décrit la qualité audio requise et les méthodes de test pour les téléphones de conférence et les terminaux mains libres, uniquement pour des scénarios de communication entre deux personnes. L'Amendement 1 à la Recommandation UIT-T P.340 introduit l'Annexe B: Méthodes d'évaluation objective pour les scénarios à plusieurs locuteurs. |
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| Citation: |
https://handle.itu.int/11.1002/1000/12324 |
| Series title: |
P series: Telephone transmission quality, telephone installations, local line networks
P.300-P.399: Voice terminal characteristics |
| Approval date: |
2014-10-29 |
| Approval process: | AAP |
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Status: |
In force |
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Maintenance responsibility: |
ITU-T Study Group 12 |
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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. 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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| Title |
Approved on |
Download |
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Implementers’ Guide for Recommendation ITU-T P.340
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2008-05-30
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here
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