Tech-
invite
3GPP
space
IETF
space
21
22
23
24
25
26
27
28
29
31
32
33
34
35
36
37
38
4‑5x
Content for
TR 45.871
Word version: 14.0.0
0…
5…
5
Overview of 2x2 MIMO System
6
MIMO Channel Model
7
Concepts
8
Performance Evaluation
9
Compatibility analysis
10
Conclusion
A
SCM Realization in GSM
$
Change History
5
Overview of 2x2 MIMO System
Word‑p. 8
5.1
Spatial multiplexing mode (dual stream)
5.2
Diversity mode (single stream)
6
MIMO Channel Model
6.1
MSRD Antenna Correlation Model
6.2
Spatial Channel Model (SCM)
Word‑p. 9
6.3
Channel model with variable correlation
Word‑p. 10
7
Concepts
Word‑p. 11
7.1
Training sequences
7.2
Modulations
7.2.1
Impact of Mixed Modulations
7.2.1.1
Simulation Parameters
7.2.1.2
Simulation Results
Word‑p. 13
7.2.2
Blind Modulation Detection
Word‑p. 17
7.2.3
Impact of SCPIR
Word‑p. 18
7.2.4
Conclusion
Word‑p. 19
7.2.5
References
Word‑p. 20
7.3
Mode Adaptation
7.3.0
Overview
7.3.1
Use of different modes
7.3.2
Blind mode detection at MS
Word‑p. 21
7.3.2.1
Simulation Assumptions
7.3.2.2
Simulation Results
Word‑p. 22
7.3.3
Transmission Mode Adaptation by the Network
Word‑p. 23
7.3.3.1
Simulation Assumptions
7.3.3.2
Simulation Results
Word‑p. 24
7.3.4
References
Word‑p. 26
7.4
Link Adaptation
7.5
Other RLC/MAC Protocol Aspects
Word‑p. 27
7.5.1
Multi-slot Class
7.5.2
TBF Establishment
7.5.3
TBF Operation
7.5.4
Multiplexing of legacy MSs (USF, PAN)
Word‑p. 28
7.5.5
References
7.6
Signalling
7.6.1
MS Capability Signalling
7.6.2
Mode Adaptation Signalling
8
Performance Evaluation
Word‑p. 29
8.1
Transmitter assumption
8.2
Receiver assumptions
8.3
Simulation scenario
Word‑p. 30
8.4
Simulation results using SCM profiles
Word‑p. 32
8.5
Simulation results with variable channel/antenna correlation
Word‑p. 35
8.6
Performance Summary
Word‑p. 37
8.7
References
Word‑p. 38
9
Compatibility analysis
Word‑p. 39
9.1
Coexistence with Legacy Services
9.1.1
Simulation Assumptions
9.1.2
Simulation Results
9.1.3
Evaluation Summary
Word‑p. 42
9.2
Impacts to Network and Mobile Station
9.2.1
Impact to Network
9.2.2
Impact to MS
Word‑p. 43
9.3
References
Word‑p. 44
10
Conclusion
A
SCM Realization in GSM
Word‑p. 47
$
Change History
Word‑p. 48