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Performance and quality of service
Study Period 2005

Results:13 total items.

Contributions �[�AI/Question:�Q8/12�]���
�	Number�	Title	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
Results:13 total items. �

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