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ITU-T SG 12  C 

ITU-T SG 12

Performance, QoS and QoE

Study Period 2013

Results:35 total items.
Contributions  [ Questions: Q5/12 ]   Documents / Contributions
 
Number 
Received Source Title Questions
[ 364 ]  
 
2016-05-24 HEAD Acoustics GmbH   New auditory and instrumental experiments related to P.Loudness     Q5/12  
[ 360 ]  
 
2016-05-24 Brüel & Kjaer Sound & Vibration Measurements A/S   Comparison of the derived inverse filters with/without automatic regualization     Q5/12  
[ 359 ]  
 
2016-05-24 Brüel & Kjaer Sound & Vibration Measurements A/S   Evaluation of new receiving loudness according to P.Loudness     Q5/12  
[ 317 ]  
 
2015-12-23 Brüel & Kjær Sound & Vibration Measurement A/S   Comparison of the composite and the simple multi-microphone method     Q5/12  
[ 297 ]  
 
2015-12-17 Orange   Proposed New Recommendation for consent: "Calculation of receiving loudness in handset and hands free situations applicable for all telephony audio bandwidths"     Q5/12  
[ 260 ]  
 
2015-04-22 Orange   Proposal of loudness models for handsfree telephony     Q5/12  
[ 239 ]  
(Rev.1) 
2015-03-25 Ministry of Communication and Information Technology   Quality of Service Over LTE Networks     Q5/12, Q17/12, Q11/12, Q1/12  
[ 238 ]  
 
2015-02-05 Orange   Improved model for the prediction of speech loudness     Q5/12  
[ 237 ]  
 
2015-02-05 Orange   Loudness in handsfree - A comparison of subjective and objective results     Q5/12  
[ 236 ]  
 
2015-02-05 Brüel & Kjaer Sound & Vibration Measurements A/S   The effect of additional processing in the matrix inversion method     Q5/12  
[ 193 ]  
 
2014-08-19 Orange   Subjective test: Influence of frequency bandwidth on loudness in handsfree     Q5/12  
[ 191 ]  
 
2014-08-19 Brüel & Kjaer Sound & Vibration Measurements A/S , Orange   Study on human mouth directivity     Q5/12  
[ 183 ]  
 
2014-08-18 Brüel & Kjaer Sound & Vibration Measurements A/S   Investigation of Multi-Microphone method     Q5/12  
[ 163 ]  
 
2014-08-13 HEAD Acoustics GmbH   Validation of the Multipoint Soundfield Recording and Reproduction Technique     Q5/12, Q3/12  
[ 162 ]  
 
2014-08-13 HEAD Acoustics GmbH   Multipoint Soundfield Recording and Reproduction Technique: Description of Recording and Equalization Techniques     Q5/12, Q3/12  
[ 159 ]  
 
2014-07-29 Orange   Spatial noise field stability - HATS method     Q5/12  
[ 158 ]  
 
2014-07-29 Orange   Spatial noise field stability - Microphone method     Q5/12  
[ 148 ]  
 
2013-11-20 Sony Corporation   P.79 Loudness Ratings Compared to Other Level/Loudness Indicators     Q5/12  
[ 147 ]  
 
2013-11-20 Sony Corporation   Examples of results from RLR and loudness calculations     Q5/12  
[ 131 ]  
 
2013-11-20 Brüel & Kjaer Sound & Vibration Measurements A/S   Wideband acoustical input impedance measurements and finite element simulations of small complex cavities such as ear simulators and the human ear canal. Part 2 - preliminary test results     Q5/12  
[ 114 ]  
 
2013-11-19 HEAD Acoustics GmbH   Proposal for a revision of ITU-T P.581     Q5/12, Q3/12  
[ 97 ]  
(Rev.1) 
2013-11-13 Orange   Mouth directivity of Head And Torso Simulators     Q5/12  
[ 96 ]  
 
2013-11-13 Orange   Subjective test: Influence of frequency bandwidth on loudness     Q5/12  
[ 95 ]  
 
2013-11-13 Orange   Spatial noise field stability     Q5/12  
[ 94 ]  
 
2013-11-13 Brüel & Kjaer Sound & Vibration Measurements A/S   Wideband acoustical input impedance measurements and finite element simulations of small complex cavities such as ear simulators and the human ear canal. Part 1     Q5/12  
[ 80 ]  
 
2013-03-07 HEAD Acoustics GmbH   A common comparison criterion for different spatial audio reproduction systems     Q5/12  
[ 64 ]  
 
2013-03-06 Sony Corporation   Suggestions for P.58 and P.57 - using HATS for super-wideband and fullband ranges     Q5/12  
[ 52 ]  
 
2013-03-06 HEAD Acoustics GmbH   Possible ways to extend the HATS Receive Characteristics in ITU-T Recommendation P.58 for Superwideband and Fullband Testing     Q5/12, Q3/12  
[ 48 ]  
 
2013-03-06 France Télécom Orange   Proposal for correction factor when measuring Super Wideband and Fullband terminals     Q5/12, Q3/12  
[ 47 ]  
 
2013-03-06 France Télécom Orange   Results of Laboratory Test of reference headphones on HATS for defining correction factor     Q5/12, Q3/12  
[ 32 ]  
 
2013-03-06 HEAD Acoustics GmbH   Some Considerations on Extending the Artificial Mouth Characteristics in ITU-T Recommendation P.58 to Superwideband and Fullband     Q6/12, Q5/12, Q4/12, Q3/12  
[ 17 ]  
 
2013-03-04 France Télécom Orange   Proposals for modifications of P.TBN sixth draft     Q5/12  
[ 16 ]  
 
2013-03-04 France Télécom Orange   Comments on loudspeaker equalization for P.TBN     Q5/12  
[ 15 ]  
 
2013-03-04 France Télécom Orange   Loudness depending on bandwidth and codec     Q5/12  
[ 14 ]  
 
2013-03-04 France Télécom Orange   Considerations about alternative handset position for measuring loudness ratings and frequency responses using the P.57 type 3.3 artificial ear on HATS     Q5/12  
Results:35 total items.
 
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