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UIT-T�SG12

Qualit� de fonctionnement et qualit� de service

P�riode d'�tudes 2005

Resultats:13 documents
Contributions �[�AI/Question:�Q8/12�]���Documents / Contributions

Num�ro
Titre Source AI/Question
Date
[ 183 ]
Wideband Equipment Impairment Factors for the G.711.1 Codec � Deutsche Telekom AG Q8/12 2008-05-12
[ 182 ]
Provisional Equipment Impairment Factors Ie for the Narrow-band Adaptative Multi-Rate (AMR) Speech Codec � Federal Republic of Germany Q8/12 2008-05-12
[ 181 ]
Extension of the methodology for the derivation of equipment impairment factors from subjective listening-only tests towards wideband speech codecs � Federal Republic of Germany; France T�l�com R&D Q8/12 2008-05-12
[ 178 ]
Towards a New E-Model Impairment Factor for Linear Distortion of Narrowband and Wideband Speech Transmission � Republic Federal of Germany Q8/12 2008-05-12
[ 115 ]
Derivation of Wideband Equipment Impairment Factors from Listening-only tests and Instrumental Models � Japan Q8/12 2007-09-24
[ 104 ]
Derivation of Wideband Equipment Impairment Factors from Listening-only tests and Instrumental Models � Federal Republic of Germany , Japan , NTT , France T�l�com Q8/12 2007-09-21
[ 101 ]
+Add.1
Tests on overall quality as perceived by high frequency hearing impaired subscribers � Federal Republic of Germany Q8/12 2007-09-21
[ 100 ]
E-model P.564 Compliance Testing and E-model evolution proposals � France T�l�com R&D Q14/12, Q8/12 2007-09-21
[ 70 ]
P.564 E-model Compliance Testing � Telchemy Inc., USA Q8/12, Q14/12 2007-01-11
[ 61 ]
Ie,wb and Bpl from signal-based models � France Telecom R&D , Deutsche Telekom AG Q8/12 2007-01-08
[ 32 ]
Draft Appendix I to ITU-T Recommendation G.109 "The E-model based quality contours for predicting speech transmission quality and user satisfaction from time varying transmission impairments" � Avaya GmbH, Germany Q8/12 2007-01-08
[ 30 ]
Comparison of E-Model and subjective test data for pure-delay conditions � BT Q20/12, Q8/12, Q7/12 2007-01-08
[ 5 ]
Proposed Corrigendum to Rec. P.834 � Federal Republic of Germany Q8/12 2004-11-29
Resultats:13 documents
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