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TR 26.989 (SA4)
Media, Codecs and MBMS enhancements
for MCPTT over LTE

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use "ETSI‑search" to get the PDF version
for a better overview, the Table of Contents (ToC) is reproduced
V15.0.0 (PDF)  2018/06  75 p.
V14.0.0  2017/03  75 p.
V13.1.0  2016/06  75 p.

Rapporteur:  Mr. Turcotte, Eric

The present document covers the enhancement required to support MCPTT.

full Table of Contents for  TR 26.989  Word version:   15.0.0


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1  ScopeWord-p. 6
2  References
3  AbbreviationsWord-p. 7
4  Reference Model
5  Key Issues for Supporting MCPTTWord-p. 8
5.1  Key Issue#1: Codec for MCPTT
5.1.1  Review of Codec Alternatives and their Relative Perceptual Performance
5.1.2  Review of the Codec Alternatives and their Relative Speech Intelligibility in Clean and Low SNRsWord-p. 41
5.1.3  Review of Codec Alternatives and their Relative ComplexityWord-p. 54
5.1.4  Recommended requirementsWord-p. 55
5.1.5  GAP Analysis and EvaluationWord-p. 56
5.1.6  Criteria with respect to MCPTT codec selectionWord-p. 58
5.1.7  SolutionWord-p. 59
5.2  Key Issue#2: User Experience
5.3  Key Issue#3: MCPTT over MBMS supportWord-p. 62
6  Conclusion
A  Simulation Models and ParametersWord-p. 67
B  Change historyWord-p. 73

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