Content for TR 26.935 Word version: 17.0.0
5 Test bed and test plan for Phase 1
6 Test bed and test plan for Phase 2
7 Analysis of test results for DCH channels for Phase 1 and 2
8 Performance characterisation of VoIMS over HSDPA/EUL channels
9 Conclusions
5 Test bed and test plan for Phase 1 p. 11
5.1 Test methodology p. 12
5.2 Test arrangement p. 12
5.2.1 Description of the testing system p. 12
5.2.2 Network simulator p. 13
5.2.3 UMTS simulator choices p. 14
5.2.3.1 RAB and protocols p. 14
5.2.3.2 Description of the RLC implementation p. 15
5.2.3.3 Physical Layer Implementation p. 16
5.2.4 Headsets and Sound Card p. 18
5.2.5 Test environment p. 18
5.2.6 Calibration and test conditions monitoring p. 18
5.2.6.1 Speech level p. 18
5.2.6.2 Delay p. 18
5.3 Test conditions for AMR-NB codec p. 19
5.4 Test conditions for AMR-WB codec p. 20
6 Test bed and test plan for Phase 2 p. 21
6.1 Test arrangement p. 22
6.1.1 Description of the proposed testing system p. 22
6.1.2 Network simulator p. 23
6.1.3 Calibration and test conditions monitoring p. 23
6.2 Test Conditions p. 24
7 Analysis of test results for DCH channels for Phase 1 and 2 p. 24
7.1 Conversation Tests p. 24
7.2 Experimental Design and Statistical Procedures p. 25
7.3 Narrowband Test - Symmetric conditions (Set 1) p. 26
7.4 Narrowband Test - Asymmetric Conditions (Set 2) p. 32
7.5 Wideband Test - Symmetric Conditions (Set 3) p. 34
7.6 Wideband Test - Asymmetric Conditions (Set 4) p. 39
7.7 Phase 2 - ITU-T Codec Tests (Set 5) p. 42
7.8 Summary of Test Result Analysis p. 45
8 Performance characterisation of VoIMS over HSDPA/EUL channels p. 45
8.A Listening only tests p. 45
8.A.1 Test methodology for listening only tests p. 45
8.A.2 Test arrangement p. 45
8.A.3 Jitter buffer implementations p. 46
8.A.3.1 Fixed JBM p. 46
8.A.3.2 Adaptive JBM p. 46
8.A.4 Network conditions p. 46
8.A.5 Listening experiments p. 47
8.A.6 Test Results p. 48
8.A.7 Delay analysis p. 53
8.A.8 Listening only test conclusions p. 59
8.B Conversation Tests p. 59
8.B.1 Introduction p. 59
8.B.2 The Test Plan p. 59
8.B.3 Cross-check of Test Lab Results p. 61
8.B.4 Test Results p. 61
8.B.4.1 Mean Scores by Experiment and by Test Lab p. 61
8.B.4.2 Subject Consistency Measures for Test Labs p. 65
8.B.4.3 Multivariate Analysis of Variance (MANOVA) p. 65
8.B.5 Conversation tests conclusions p. 74
9 Conclusions p. 74
9.1 Tests over DCH radio channels p. 74
9.2 Tests over HSDPA/EUL radio channels; listening only tests p. 74
9.3 Tests over HSDPA/EUL radio channels; conversation tests p. 74
9.4 General consideration p. 74
