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ITU-T SG 12  C 

ITU-T SG 12

Performance, QoS and QoE

Study Period 2009

Results:8 total items.
Contributions  [ Source: Federal Republic of Germany ]   Documents / Contributions
 
Number 
Title Source AI/Question
Date
[ 81 ]  
 
Towards a universal scale for perceptual value     Federal Republic of Germany   Q9/12, Q8/12, Q7/12   2009-10-23
[ 80 ]  
 
Speech quality prediction in wireless heterogeneous networks with aspects of wideband-narrowband speech codec switching     Federal Republic of Germany   Q9/12, Q8/12, Q11/12   2009-10-23
[ 44 ]  
 
Derivation of Wideband Equipment Impairment Factors for the G.711.1 Speech Codec     Federal Republic of Germany   Q8/12, Q10/12   2009-02-28
[ 43 ]  
 
Proposed Text for a New Recommendation P.834.1 "Extension of the methodology for the derivation of equipment impairment factors from instrumental models for wideband speech codecs"     Federal Republic of Germany   Q8/12   2009-02-28
[ 42 ]  
 
User perception of VoIP quality in dynamic wireless heterogeneous NGNs     Federal Republic of Germany   Q11/12, Q10/12   2009-02-28
[ 41 ]  
 
Proposal for the subjective assessment of single perceptual dimensions for conditions containing multi-dimensional degradations     Federal Republic of Germany   Q9/12, Q7/12   2009-02-28
[ 40 ]  
 
Proposed Corrigendum to Rec. P.833.1     Federal Republic of Germany   Q8/12   2009-02-28
[ 39 ]  
 
Comparison between the discrete ACR scale and an extended continuous scale for the quality assessment of transmitted speech     Federal Republic of Germany   Q9/12, Q8/12, Q7/12   2009-02-28
Results:8 total items.
 
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