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Content for  TR 26.976  Word version:  17.0.0

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2 References3 Abbreviations4 General5 Performance requirements6 Introduction to the testing of AMR-WB speech codec7 Important notes about the interpretation of test results8 Performance in self-tandeming and with variation of the input speech level9 Interoperability Performance in Real World Wideband Scenarios10 Interoperability Performance in Real World Narrowband Scenarios11 Performance of VAD/DTX/CNG Algorithm12 Performance in Static Errors under Clean Speech Conditions in GSM GMSK13 Performance in Background Noise in Static C/I Conditions in GSM GMSK14 Performance in Static Errors under Clean Speech Conditions in 3G15 Performance in Background Noise in Static C/I Conditions in 3G16 Performance in Static Errors under Clean Speech Conditions in GERAN 8-PSK FR and HR channels17 Effects of Bit Rate, Input Level, and VAD/DTX (DCR)18 Effects of Bit Rate, Tandeming, and Background Noise (DCR)19 Effects of Wideband Coding and Test Method on Music Quality (ACR, DCR)20 Performances with DTMF Tones21 Performance with Special Input Signals22 Overload Performance23 Muting Behaviour24 Language Dependency25 Transmission Delay26 Frequency Response27 Signalling Tones28 Complexity Analysis29 Comfort Noise Generation30 Performance with music signals (informal expert listening)31 Switching Performance between AMR and AMR-WB modesA Detailed information about the AMR-WB selection phaseB AMR-WB Floating-Point Verification$ Change history

 

2  Referencesp. 7

3  Abbreviationsp. 10

4  Generalp. 10

5  Performance requirementsp. 12

6  Introduction to the testing of AMR-WB speech codecp. 13

7  Important notes about the interpretation of test resultsp. 16

8  Performance in self-tandeming and with variation of the input speech levelp. 16

9  Interoperability Performance in Real World Wideband Scenariosp. 17

10  Interoperability Performance in Real World Narrowband Scenariosp. 19

11  Performance of VAD/DTX/CNG Algorithmp. 20

12  Performance in Static Errors under Clean Speech Conditions in GSM GMSKp. 21

13  Performance in Background Noise in Static C/I Conditions in GSM GMSKp. 23

14  Performance in Static Errors under Clean Speech Conditions in 3Gp. 24

15  Performance in Background Noise in Static C/I Conditions in 3Gp. 26

16  Performance in Static Errors under Clean Speech Conditions in GERAN 8-PSK FR and HR channelsp. 28

17  Effects of Bit Rate, Input Level, and VAD/DTX (DCR)p. 30

18  Effects of Bit Rate, Tandeming, and Background Noise (DCR)p. 36

19  Effects of Wideband Coding and Test Method on Music Quality (ACR, DCR)p. 40

20  Performances with DTMF Tonesp. 43

21  Performance with Special Input Signalsp. 44

22  Overload Performancep. 50

23  Muting Behaviourp. 50

24  Language Dependencyp. 51

25  Transmission Delayp. 52

26  Frequency Responsep. 53

27  Signalling Tonesp. 55

28  Complexity Analysisp. 57

29  Comfort Noise Generationp. 59

30  Performance with music signals (informal expert listening)p. 65

31  Switching Performance between AMR and AMR-WB modesp. 66

A  Detailed information about the AMR-WB selection phasep. 67

B  AMR-WB Floating-Point Verificationp. 82

$  Change historyp. 105


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