【資料名稱】：SPACE-TIME LAYERED INFORMATION PROCESSING FOR WIRELESS COMMU

【資料作者】：Mathini Sellathurai

【資料日期】：2009

【資料語言】：英文

【資料格式】：PDF

【資料目錄和簡介】：

1 Introduction 1
1.1 Brief Historical Notes / 1
1.2 Turbo-Information Processing / 2
1.3 MIMO Wireless Communications / 4
1.4 Organization of the Book / 5
2 MIMO Channel Capacity 8
2.1 Introduction / 8
2.2 Multiple-Input, Multiple-Output Antenna Systems / 9
2.2.1 Basic Baseband Channel Model / 10
2.3 Channel Capacity / 13
2.3.1 Information Theory in Complex Multidimensional
Gaussian Distribution / 14
2.4 MIMO Capacity for a Channel Known at the Receiver / 17
2.4.1 Ergodic Capacity / 17
2.4.2 Two Other Special Cases of the Log-Det Formula:
Capacities of Receive and Transmit Diversity Links / 21
2.4.3 Outage Capacity / 22
2.5 Channel Known at the Transmitter / 27
2.5.1 Eigendecomposition of the Log-Det Capacity Formula / 30
2.6 Summary and Discussion / 31
3 BLAST Architectures 33
3.1 BLAST Architecture / 35
3.2 Diagonal BLAST / 37
v
vi CONTENTS
3.2.1 The Diagonal-Layered Space-Time Codes / 37
3.2.2 Serial Interference Cancellation Decoder / 38
3.2.3 Capacity: Diagonal Layering of Space-Time / 40
3.3 Vertical BLAST (V-BLAST) / 40
3.3.1 OSIC Detection Algorithm [56] / 42
3.3.2 Improved V-BLAST / 44
3.3.3 Coded V-BLAST / 45
3.3.4 Limitations of V-BLAST / 46
3.3.5 Capacity: Vertical Layering of Space-Time / 48
3.4 Stratified Diagonal BLAST (SD-BLAST) / 49
3.4.1 Transmitter / 49
3.4.2 Receiver / 51
3.4.3 Differential Rates of Individual Strata / 52
3.4.4 Asymptotic Capacity of SD-BLAST as L→∞ / 54
3.4.5 Differential Rates of Individual Plies When L→∞ / 56
3.4.6 Capacity versus Outage Performance for SD-BLAST
and Channel Hardening / 56
3.4.7 Capacity versus Outage: The Monte Carlo Method / 58
3.5 Simulations on BLAST for the Matrix Rayleigh Channel / 59
3.5.1 Outage Capacity versus SNR at the 10% Outage
Level / 59
3.5.2 Capacity Cumulative Density Function Comparison / 61
3.6 Multirate Layered Space-Time Architecture / 62
3.6.1 Encoder-Decoder Structure / 65
3.6.2 Optimal Filters — with DSTI / 68
3.6.3 Optimal Filters — without DSTI / 69
3.7 Outage Capacity / 70
3.7.1 Per-Layer Rates — without DSTI / 71
3.7.2 Per-Layer Rates — with DSTI / 73
3.8 Simulation Results / 75
3.9 Summary and Discussion / 77
Appendix: Optimality of D-BLAST / 80
4 Space-Time Turbo Codes and Turbo Decoding Principles 83
4.1 Introduction / 83
4.2 Turbo Codes / 84
4.2.1 Parallel Concatenated Turbo Codes / 84
4.2.2 Serial Concatenated Turbo Codes / 88
4.2.3 SISO Decoders / 90
4.2.4 Generalized BCJR Algorithm / 91
4.2.5 The MAP Algorithm in the Log Domain (LOG-MAP
Algorithm) / 94
CONTENTS vii
4.3 Interleaver Designs for Turbo Codes / 96
4.3.1 Definition of Interleaver Spread / 97
4.4 Space-Time Turbo Codes / 100
4.4.1 Example Space-Time Turbo Codes / 100
4.5 Multirate Layered Space-Time (MLST) Turbo Codes / 104
4.6 Summary and Discussion / 107
5 Turbo-BLAST 110
5.1 Introduction / 110
5.2 T-BLAST: Basic Transmitter Considerations / 110
5.2.1 Space-Time Interleaving / 112
5.2.2 Intentional Time-Varying Channel / 113
5.3 Optimal Detection / 114
5.4 Distance Spectrum of RLST Codes / 114
5.5 Iterative Decoding: Basic Considerations / 119
5.5.1 Iterative Decoding Algorithm / 120
5.6 Design and Performance of SISO Detectors / 122
5.6.1 Performance Lower Bound / 122
5.6.2 Detector Based on MAP Probability Estimation / 123
5.6.3 Parallel Soft Interference Cancellation Receivers / 125
5.6.4 Parallel Soft Interference Cancellation with
Bootstrapping Channel Estimates / 129
5.6.5 MMSE Receiver / 132
5.7 Simulations on T-BLAST / 134
5.7.1 Performance of PSIC Receivers / 135
5.7.2 Performance of MMSE Receivers / 137
5.7.3 MMSE versus MRC for T-BLAST / 139
5.7.4 Interleaver Dependence / 141
5.7.5 Results Using Indoor Channel Measurements / 143
5.7.6 Results with Correlated Channels (Indoor and Outdoor
Measurements) / 147
5.7.7 Spectral Efficiency Using Real-Life Data / 153
5.8 Summary and Discussion / 157
5.9 Appendix / 158
6 Turbo-MIMO Systems 160
6.1 Bit-Interleaved Coded Modulation / 160
6.2 Turbo-MIMO Theory and ST-BICM / 161
6.3 ST-BICM / 162
6.4 Iterative Detection and Decoding / 163
viii CONTENTS
6.5 Suboptimal MIMO Detection / 165
6.5.1 List-Sphere Detection / 165
6.5.2 ITS Detection / 167
6.5.3 Multilevel Mapping ITS Detection / 168
6.5.4 Soft Interference Cancellation MMSE Detection / 169
6.6 Simulation for Narrowband Turbo-MIMO / 171
6.7 Wideband Turbo-MIMO (ST-BICM) / 176
6.7.1 MIMO Equalizer / 178
6.7.2 Iterative Trellis Search Equalization / 180
6.7.3 Simulation for Wideband Turbo-MIMO / 183
6.8 Summary / 186
Appendix 6.1 / 187
Appendix 6.2 / 188
Bibliography 190
Index 201