Content for TR 36.888 Word version: 12.0.0
2 References
3 Definitions, symbols and abbreviations
4 Objectives of study
5 Requirements and methodology
6 Concepts for provisioning of low-cost MTC UE and cost analysis
7 Cost reduction evaluation summary
8 Specification aspects to restrict techniques to only low performance MTC UE.
9 Coverage improvement
10 Conclusion and recommendations
A Traffic model for Machine-Type Communications
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2 References
3 Definitions, symbols and abbreviations Word‑p. 8
4 Objectives of study Word‑p. 9
5 Requirements and methodology Word‑p. 10
5.1 Requirements
5.2 Evaluation methodology
5.2.1 Methodology for performance evaluation Word‑p. 11
5.2.1.1 Power consumption analysis
5.2.1.2 Coverage analysis
5.2.1.3 Cell spectral efficiency Word‑p. 13
5.2.2 Methodology for cost analysis Word‑p. 14
5.3 Cost drivers of reference LTE modem Word‑p. 15
6 Concepts for provisioning of low-cost MTC UE and cost analysis Word‑p. 18
6.1 Introduction
6.2 Reduction of maximum bandwidth
6.2.1 Description
6.2.2 Analysis/evaluation of performance against requirements Word‑p. 19
6.2.2.1 Coverage analysis
6.2.2.2 Minimum data rate
6.2.2.3 Power consumption
6.2.2.4 Impact on specification Word‑p. 20
6.2.2.5 Cell spectral efficiency Word‑p. 21
6.2.3 Analysis/evaluation of cost reduction
6.3 Single receive RF chain Word‑p. 23
6.3.1 Description
6.3.2 Analysis/evaluation of performance against requirements
6.3.2.1 Coverage analysis
6.3.2.2 Power consumption Word‑p. 24
6.3.2.3 Impact on specification
6.3.2.4 Cell spectral efficiency
6.3.3 Analysis/evaluation of cost reduction Word‑p. 25
6.4 Reduction of peak rate Word‑p. 27
6.4.1 Description
6.4.2 Analysis/evaluation of performance against requirements
6.4.2.1 Coverage analysis
6.4.2.2 Minimum data rate
6.4.2.3 Power consumption
6.4.2.4 Impact on specification
6.4.2.5 Cell spectral efficiency
6.4.3 Analysis/evaluation of cost reduction Word‑p. 28
6.5 Reduction of transmit power Word‑p. 30
6.5.1 Description
6.5.2 Analysis/evaluation of performance against requirements
6.5.2.1 Coverage analysis
6.5.2.2 Power consumption
6.5.2.3 Impact on specification
6.5.2.4 Cell spectral efficiency
6.5.3 Analysis/evaluation of cost reduction Word‑p. 31
6.6 Half duplex operation Word‑p. 33
6.6.1 Description
6.6.2 Analysis/evaluation of performance against requirements
6.6.2.1 Coverage analysis
6.6.2.2 Power consumption
6.6.2.3 Impact on specification
6.6.2.4 Cell spectral efficiency Word‑p. 34
6.6.3 Analysis/evaluation of cost reduction
6.7 Reduction of supported downlink transmission modes Word‑p. 36
7 Cost reduction evaluation summary Word‑p. 38
8 Specification aspects to restrict techniques to only low performance MTC UE. Word‑p. 40
9 Coverage improvement Word‑p. 41
9.1 Description
9.2 Coverage Analysis
9.3 Required system functionality
9.4 Concepts for coverage improvement Word‑p. 42
9.4.1 TTI bundling/ HARQ retransmission/ Repetition/ Code spreading/ RLC segmentation/ Low rate coding/ Low modulation order/ New Decoding Techniques
9.4.2 Power boosting / PSD boosting
9.4.3 Relaxed requirement
9.4.4 Design new channels or signals
9.4.5 Small cells for coverage improvements Word‑p. 43
9.4.6 Additional techniques
9.5 Analysis of Physical Channels and Signals
10 Conclusion and recommendations
A Traffic model for Machine-Type Communications Word‑p. 52
A.1 MTC Traffic model/characteristics regular reporting Word‑p. 53
A.2 MTC Traffic model/characteristics triggered reporting Word‑p. 54
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