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| 0 | Introduction p. 17
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| 1 | Scope p. 18
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| 2 | References p. 18
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| 3 | Abbreviations p. 18
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| 4 | Objectives p. 19
| 4.1 | General p. 19
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| 4.2 | Performance objectives p. 19
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| 4.3 | Compatibility objectives p. 20
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| 5 | Conclusions and recommendations p. 21
| 5.1 | Conclusions and recommendations for Downlink p. 23
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| 5.2 | Conclusions and recommendations for Uplink p. 24
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| 5.3 | Conclusions and recommendations for Latency enhancements p. 24
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| 6 | Mobile station receiver diversity p. 24
| 6.1 | Introduction p. 24
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| 6.2 | Concept description p. 24
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| 6.3 | Modelling Assumptions and Requirements p. 24
| 6.3.1 | Spatial Modelling p. 25
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| 6.3.2 | Single input - dual output channel model p. 27
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| 6.3.3 | Multiple interferer model p. 28
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| 6.3.4 | Channel Model Parameters p. 29
| 6.3.4.1 | Measurement results on Antenna Correlation p. 30
| 6.3.4.1.1 | Indoor, Pedestrian Speed. No repeater p. 30
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| 6.3.4.1.2 | Indoor, Pedestrian Speed. With repeater p. 31
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| 6.3.4.1.3 | Outdoor (highway) p. 32
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| 6.3.4.2 | Literature Survey p. 33
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| 6.3.4.3 | Results from measurements at Ericsson Research p. 34
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| 6.3.4.4 | Results From Simulations p. 35
| 6.3.4.4.1 | Impact of branch correlation p. 35
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| 6.3.4.4.2 | Impact of branch power imbalance p. 35
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| 6.3.4.4.3 | Phase offset p. 36
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| 6.3.4.4.4 | Impact of Antenna correlation Factors in desired and interfering branches p. 39
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| 6.3.4.5 | Discussion p. 41
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| 6.3.4.6 | Parameter Selection p. 42
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| 6.4 | Performance Characterization p. 42
| 6.4.1 | Link Level Performance p. 42
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| 6.4.2 | System level Performance p. 54
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| 6.5 | Impacts to the Mobile Station p. 60
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| 6.6 | Impacts to the BSS p. 60
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| 6.7 | Impacts to the Core Network p. 60
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| 6.8 | Impacts to the Specification p. 61
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| 6.9 | References p. 61
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| 7 | Dual-carrier and multi-carrier p. 62
| 7.1 | Introduction p. 62
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| 7.2 | Concept description p. 63
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| 7.3 | Modelling assumptions and requirements p. 63
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| 7.4 | Performance characterization p. 63
| 7.4.1 | Peak data rates p. 63
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| 7.4.2 | Window size limited TCP throughput p. 64
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| 7.4.3 | Error-limited TCP throughput p. 64
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| 7.5 | Impacts to protocol architecture p. 66
| 7.5.1 | Physical Layer p. 66
| 7.5.1.1 | Modulation, multiplexing, and radio transmission p. 66
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| 7.5.1.2 | Channel coding p. 66
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| 7.5.1.3 | Mobile capabilities p. 66
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| 7.5.1.4 | Channel quality measurements p. 66
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| 7.5.2 | RLC/MAC p. 67
| 7.5.2.1 | Multiplexing with legacy MSs p. 67
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| 7.5.2.2 | Multiplexing data on multiple carriers p. 67
| 7.5.2.2.1 | Simultaneous transmission over multiple carriers p. 67
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| 7.5.2.2.2 | Time-divided transmission over multiple carriers p. 67
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| 7.5.2.3 | Segmentation / reassembly p. 67
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| 7.5.2.4 | RLC window size p. 67
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| 7.5.2.5 | Incremental redundancy p. 68
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| 7.5.2.6 | Link adaptation p. 68
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| 7.5.2.7 | Signalling p. 68
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| 7.5.3 | Higher layers p. 68
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| 7.6 | Downlink Dual Carrier p. 68
| 7.6.1 | Overall throughput considerations for dual carrier on the downlink p. 68
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| 7.6.2 | Inter-carrier interleaving p. 69
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| 7.6.3 | Dual-carrier diversity p. 69
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| 7.6.4 | Adaptation between dual carrier and receive diversity p. 69
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| 7.6.5 | Impacts to the mobile station p. 69
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| 7.7 | Uplink Dual Carrier p. 72
| 7.7.1 | Concept description for dual carrier on the uplink p. 72
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| 7.7.2 | Mobile Station Capabilities p. 72
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| 7.7.3 | Increase in Peak Data Rate p. 72
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| 7.7.4 | Decrease of Latency p. 72
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| 7.7.5 | Impact on Cell Coverage p. 72
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| 7.7.6 | Impacts to the mobile station p. 72
| 7.7.6.1 | RF Architecture options p. 72
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| 7.7.6.2 | Evaluation of option A and option B (Taken from GP-060188) p. 73
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| 7.7.6.3 | Evaluation of option B (Taken from GP-052723) p. 75
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| 7.7.6.4 | Evaluation of option C (Taken from GP-060609) p. 76
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| 7.7.6.5 | Observations on the implementation options (Taken GP-060732) p. 78
| 7.7.6.5.1 | Base Station Architecture Impact p. 81
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| 7.7.6.5.2 | Dual Carrier Interleaving and Constrained Dual Carrier Uplink p. 82
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| 7.7.6.5.3 | System Frequency Re-Use Impact p. 82
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| 7.7.7 | Impact of reduced MS power p. 83
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| 7.7.8 | Modified Concept for Dual Carrier in the Uplink p. 86
| 7.7.8.1 | Introduction p. 86
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| 7.7.8.2 | Modified Concept p. 87
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| 7.7.8.3 | Intermodulation measurements p. 88
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| 7.7.8.4 | Dual carrier architecture with minimal single-carrier operation impact p. 93
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| 7.7.9 | Discussion on Uplink Coverage p. 96
| 7.7.9.1 | Introduction p. 96
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| 7.7.9.2 | Assumptions for power reductions and power consumption p. 96
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| 7.7.9.3 | Receiver and Network model p. 96
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| 7.7.9.4 | Results p. 97
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| 7.7.10 | Improvements for DTM and MBMS p. 98
| 7.7.10.1 | Assumptions p. 98
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| 7.7.10.2 | Gains for DTM Multislot Capacity p. 99
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| 7.7.10.3 | CS Connection setup while in packet transfer mode p. 99
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| 7.7.10.4 | Gains for MBMS + CS p. 100
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| 7.7.11 | Performance enhancing features p. 101
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| 7.8 | Impacts to the BSS p. 103
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| 7.9 | Impacts to the Core Network p. 103
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| 7.10 | Radio network planning aspects p. 104
| 7.10.1 | Analysis for Option C p. 104
| 7.10.1.1 | Introduction p. 104
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| 7.10.1.2 | Legacy Frequency Planning p. 104
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| 7.10.1.3 | Impact of Wideband transmitter on legacy frequency planning p. 104
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| 7.10.1.4 | Extended frequency allocation p. 107
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| 7.10.1.5 | Evaluation of network performance p. 111
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| 7.11 | Impacts to the specifications p. 112
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| 7.12 | References p. 113
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| 8 | Higher Order Modulation and Turbo Codes p. 114
| 8.1 | Introduction p. 114
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| 8.2 | Concept Description p. 114
| 8.2.1 | Higher Order Modulations p. 114
| 8.2.1.1 | Square 16QAM Modulation p. 114
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| 8.2.1.2 | Other 16-ary Modulations p. 116
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| 8.2.1.3 | 32QAM Modulation p. 116
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| 8.2.2 | Channel Coding p. 117
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| 8.2.3 | Symbol Mapping and Interleaving p. 117
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| 8.2.4 | Header Block p. 117
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| 8.2.5 | USF Signaling p. 117
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| 8.2.6 | Link Adaptation p. 117
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| 8.2.7 | Incremental Redundancy Combining p. 117
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| 8.2.8 | Multislot Classes p. 117
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| 8.2.9 | Non-core Components p. 118
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| 8.3 | Modelling Assumptions and Requirements p. 118
| 8.3.1 | Transmitter Impairments p. 119
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| 8.3.2 | Receiver Impairments p. 119
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| 8.3.3 | Equalizer p. 120
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| 8.4 | Performance Characterization p. 120
| 8.4.1 | Implementation Set A p. 120
| 8.4.1.1 | Modelling assumptions and requirements p. 120
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| 8.4.1.2 | Comparison of BLER Performance p. 120
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| 8.4.1.3 | Link Performance with Link Adaptation p. 122
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| 8.4.1.4 | System Simulation Results p. 123
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| 8.4.2 | Implementation B p. 126
| 8.4.2.1 | Introduction p. 126
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| 8.4.2.2 | Basic Link Layer Performance p. 126
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| 8.4.2.3 | Impact of Frequency Hopping p. 129
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| 8.4.2.4 | Impact of Incremental Redundancy p. 130
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| 8.4.2.5 | Impact of Propagation Environment p. 131
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| 8.4.2.6 | Impact of RX and TX Impairments p. 131
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| 8.4.2.7 | Impact of RRC Pulse Shaping p. 133
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| 8.4.2.8 | Evaluation of Performance p. 134
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| 8.4.3 | Implementation C p. 135
| 8.4.3.1 | Channel coding p. 135
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| 8.4.3.2 | Modulation p. 136
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| 8.4.3.3 | Pulse Shaping p. 136
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| 8.4.3.4 | Link performance Evaluation p. 136
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| 8.4.3.5 | Link-to-system Interface p. 138
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| 8.4.3.6 | System Level Results p. 138
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| 8.4.3.7 | Increased Peak Throughput with 16QAM and Turbo Codes p. 149
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| 8.4.3.8 | 16QAM with Alternative Transmit Pulse Shaping p. 155
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| 8.4.3.9 | Higher order modulation than 16-QAM p. 158
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| 8.4.3.10 | Comparison between DFSE and RSSE Performance p. 168
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| 8.4.3.11 | Discussion p. 169
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| 8.4.4 | Implementation Set D p. 170
| 8.4.4.1 | Performance Characterisation p. 170
| 8.4.4.1.1 | Uncoded BER Performance p. 170
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| 8.4.4.1.2 | BLER Performance of Turbo Coding with 8PSK p. 171
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| 8.4.4.1.3 | BLER Performance of Turbo Coding with 16QAM p. 172
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| 8.4.4.1.4 | Comparison to Ericsson Results p. 173
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| 8.4.4.1.5 | Graphs for Co-Channel Interferer Case (TU3iFH) p. 174
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| 8.4.4.1.6 | Graphs for Sensitivity Limited Case (TU3iFH) p. 178
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| 8.4.4.1.7 | Throughput Performance Gain p. 181
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| 8.4.4.1.8 | Number of Turbo Decoding Iterations p. 193
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| 8.4.4.1.9 | Improved Cell Edge Performance p. 195
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| 8.4.4.1.10 | System Performance p. 198
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| 8.4.4.1.11 | 32QAM Modulation p. 199
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| 8.4.4.2 | Comparison of Different Coding Configurations for Higher Order Modulation and Turbo Coding Schemes p. 209
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| 8.4.4.3 | Impact of Blind Modulation Detection p. 213
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| 8.5 | Symbol Mapping of Turbo Coded Bits p. 214
| 8.5.1 | Symbol mapping for 16-QAM Modulation p. 215
| 8.5.2.1 | Concept description p. 215
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| 8.5.2.2 | 16-QAM Symbol Mapping of Turbo Coded Bits p. 215
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| 8.5.2 | Performance Evaluation p. 218
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| 8.6 | Higher Order Modulation, Turbo Codes Combined with MS Receiver Diversity p. 218
| 8.6.1 | Simulation Model p. 218
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| 8.6.2 | Simulation Results p. 219
| 8.6.2.1 | Interference Limited Scenario p. 219
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| 8.6.2.2 | Sensitivity Limited Scenario p. 220
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| 8.6.3 | Discussion p. 221
| 8.6.3.1 | Interference Limited Scenario p. 221
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| 8.6.3.2 | Noise Limited Scenario p. 222
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| 8.7 | Modified 16-ary Constellations for Higher Order Modulation and Turbo Coding Schemes p. 222
| 8.7.1 | Introduction p. 222
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| 8.7.2 | Circular 16APK Constellations p. 222
| 8.7.2.1 | PAPR and Dynamic Range Comparison p. 223
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| 8.7.3 | Logical Channel Configurations p. 224
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| 8.7.4 | Performance Characterisation p. 224
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| 8.7a | Blind modulation detection performance p. 229
| 8.7a.1 | Introduction p. 229
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| 8.7a.2 | Blind modulation detection p. 230
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| 8.7a.3 | Simulation conditions p. 230
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| 8.7a.4 | Results p. 231
| 8.7a.4.1 | Single-antenna receiver p. 231
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| 8.7a.4.2 | Dual-antenna receiver (maximum ratio combining) p. 231
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| 8.7a.4.3 | Dual-antenna receiver (interference cancellation) p. 231
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| 8.7a.5 | Discussion p. 232
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| 8.7b | Impact of using higher order modulations on the BCCH carrier p. 232
| 8.7b.1 | Introduction p. 232
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| 8.7b.2 | Impact on cell selection and reselection p. 232
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| 8.7b.3 | Impact on GPRS/EGPRS MS open loop power control p. 235
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| 8.7c | Multiplexing higher order modulation MS with legacy MS p. 236
| 8.7c.1 | Introduction p. 236
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| 8.7c.2 | Background and problem description p. 236
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| 8.7c.3 | Simulation setup p. 236
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| 8.7c.4 | Results and discussion p. 238
| 8.7c.4.1 | Case 1: EDGE/HOT mix on downlink, EDGE on uplink p. 238
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| 8.7c.4.2 | Case 2: EDGE/HOT mix on downlink, EDGE/HOT mix on uplink p. 240
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| 8.7c.4.3 | Discussion p. 243
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| 8.8 | Incremental Redundancy for Higher Order Modulation and Turbo Coding Schemes (HOMTC) p. 243
| 8.8.1 | Introduction p. 243
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| 8.8.2 | EGPRS ARQ Scheme p. 243
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| 8.8.3 | Concept Proposal for ARQ with HOMTC p. 245
| 8.8.3.1 | Turbo Coding Block Structure p. 245
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| 8.8.3.2 | RLC/MAC Operation for HOMTC p. 245
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| 8.8.3.3 | USF Signalling p. 249
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|
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| 8.8a | Modulation Order and symbol Rate Enhancement (MORE) [48] p. 249
| 8.8a.1 | Concept Description p. 249
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| 8.8a.2 | Discussion of the Concept p. 249
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| 8.8a.3 | Performance Estimation p. 250
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| 8.9 | Implementation Impact p. 252
| 8.9.1 | Impacts on the Mobile Station p. 252
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| 8.9.2 | Impacts on the BSS p. 252
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| 8.9.3 | Impacts on the Core Network p. 253
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| 8.9a | Implementation Aspects of MORE p. 253
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| 8.10 | Impacts on the Specifications p. 253
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| 8.11 | References p. 254
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| 9 | Dual symbol rate and modified dual symbol rate p. 256
| 9.1 | Introduction p. 256
| 9.1.1 | Technology outline p. 256
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| 9.1.2 | Service outline p. 256
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| 9.2 | Concept description p. 256
| 9.2.1 | Comparison with MIMO p. 257
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| 9.2.2 | Modulation p. 257
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| 9.2.3 | Multiplexing p. 258
| 9.2.3.1 | Burst format p. 258
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| 9.2.3.2 | Blind symbol rate and modulation detection p. 260
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| 9.2.3.3 | Multi slot classes p. 261
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| 9.2.4 | Channel coding p. 261
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| 9.2.5 | RLC/MAC p. 261
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| 9.2.6 | RRC p. 262
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| 9.2.7 | Radio transmission and reception p. 262
| 9.2.7.1 | Transmitter output power and power classes p. 262
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| 9.2.7.2 | Modulation accuracy p. 262
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| 9.2.7.3 | Power vs. time p. 262
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| 9.2.7.4 | Spectrum due to modulation p. 262
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| 9.2.7.5 | Spectrum due to transients p. 262
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| 9.2.7.6 | Receiver blocking characteristics p. 262
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| 9.2.7.7 | AM suppression characteristics p. 263
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| 9.2.7.8 | Inter-modulation characteristics p. 263
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| 9.2.7.9 | Nominal Error Rates (NER) p. 263
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| 9.2.7.10 | Reference sensitivity level p. 263
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| 9.2.7.11 | Reference interference level p. 263
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| 9.3 | Modelling assumptions and requirements p. 263
| 9.3.1 | MS transmitter modelling p. 263
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| 9.3.2 | BTS receiver modelling p. 263
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| 9.3.3 | Simulation approach for interference modelling p. 263
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| 9.4 | System level model p. 264
| 9.4.1 | Network model and system scenarios p. 264
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| 9.4.2 | Network interference statistics p. 265
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| 9.5 | Performance characterization p. 266
| 9.5.1 | Spectrum due to modulation p. 266
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| 9.5.2 | Adjacent channel power p. 267
| 9.5.2.1 | Adjacent channel power to GSM/EDGE uplink p. 267
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| 9.5.2.2 | Adjacent channel power to WCDMA uplink p. 268
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| 9.5.2.3 | Spectrum mask and spurious emissions p. 268
| 9.5.2.3.1 | Adjacent channel protection p. 268
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| 9.5.2.3.2 | Spectrum after PA and spectrum mask p. 268
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| 9.5.3 | Coverage p. 269
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| 9.5.4 | Performance at Hilly Terrain p. 270
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| 9.5.5 | Performance at interference scenarios p. 271
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| 9.5.6 | Spectral efficiency p. 272
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| 9.5.7 | Impact to voice users with 1/1 re-use p. 272
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| 9.5.8 | Impact to voice users C/I distribution with 1/3 re-use p. 273
| 9.5.8.1 | Simulation results for uplink p. 273
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| 9.5.9 | Uplink/downlink balance p. 274
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| 9.5.10 | Real Time service coverage p. 275
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| 9.5.11 | DSR and Speech Performance in Legacy MRC Network p. 275
| 9.5.11.1 | DSR interference model for system simulation p. 276
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| 9.5.11.2 | UL speech performance in legacy MRC network p. 276
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| 9.5.11.3 | DSR performance in legacy MRC network p. 277
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| 9.5.12 | Impacts to the signalling p. 278
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| 9.5.13 | MDSR performance at interference scenario 2 p. 279
| 9.5.13.1 | Modelling assumptions and requirements p. 279
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| 9.5.13.2 | System level model p. 279
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| 9.5.13.3 | Performance at mixed voice and data interference scenario 2 p. 279
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| 9.5.13.4 | Network performance at data only interference scenarios p. 281
| 9.5.13.4.1 | Performance at scenario 5 (4/12 re-use) p. 282
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| 9.5.13.4.2 | Performance at scenario 6 (1/3 re-use) p. 283
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| 9.5.13.4.3 | Performance at scenario 7 (3/9 re-use) p. 283
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| 9.5.13.5 | Performance of two transceiver implementation p. 284
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| 9.5.13.6 | Voice and higher symbol rate in asynchronous interference scenario p. 286
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| 9.5.14 | High Symbol Rate (HSR) performance p. 288
| 9.5.14.1 | Modelling assumptions p. 288
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| 9.5.14.2 | Performance characterization p. 289
| 9.5.14.2.1 | Coverage p. 289
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| 9.5.14.2.2 | Data performance in synchronous DTS-2 interference scenario p. 290
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| 9.5.14.2.3 | Voice impact in asynchronous DTS-2 interference scenario p. 291
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|
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| 9.6 | Impacts to the mobile station p. 292
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| 9.7 | Impacts to the BSS p. 293
| 9.7.1 | Impacts to the transceiver p. 293
| 9.7.1.1 | Two transceiver implementation for DSR p. 293
| 9.7.1.1.1 | Performance impact of two TRX implementation p. 294
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| 9.7.1.2 | Processing complexity p. 295
| 9.7.1.2.1 | Evaluation of receiver complexity p. 296
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| 9.7.1.3 | MDSR impacts to the transceiver p. 298
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| 9.7.1.4 | Network implementation issues p. 298
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| 9.7.2 | Impacts to the PCU p. 298
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| 9.7.3 | Impacts to the BSS radio network planning p. 298
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| 9.8 | Impacts to the core network p. 299
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| 9.9 | Impacts to the specification p. 299
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| 9.10 | Possible enhancements p. 299
| 9.10.1 | Dual Symbol Rate in downlink p. 299
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| 9.11 | Compliance to the objectives p. 299
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| 9.12 | References p. 301
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|
| 10 | Latency enhancements p. 301
| 10.1 | Introduction p. 301
| 10.1.1 | Performance gains p. 301
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|
| 10.2 | Improved ACK/NACK reporting p. 315
| 10.2.1 | Concept description p. 315
| 10.2.1.1 | Event based RLC ACK/NACK reports p. 315
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| 10.2.1.2 | Event based RLC ACK/NACK reports p. 316
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| 10.2.1.3 | ACK/NACK in Uplink Data p. 317
| 10.2.1.3.1 | ACK/NACK in RLC header p. 317
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| 10.2.1.3.2 | Fast Ack/Nack reporting sending Ack/Nack in payload of an RLC data block p. 317
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| 10.2.1.4 | Fast Ack/Nack reporting in UL and DL p. 322
| 10.2.1.4.1 | BSN based short Ack/Nack report p. 322
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| 10.2.1.4.2 | Ack/Nack reporting sent in UL direction p. 324
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| 10.2.1.4.3 | Ack/Nack reporting sent in DL direction p. 325
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| 10.2.1.5 | Possible usage p. 326
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| 10.2.2 | Modelling assumptions and requirements p. 326
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| 10.2.3 | Performance characterization p. 327
| 10.2.3.1 | Performance gain of "Event based RLC Ack/Nack reports" p. 327
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| 10.2.3.2 | Performance gain of the "Fast Ack/Nack reporting" mechanism p. 329
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| 10.2.4 | Impacts to the mobile station p. 330
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| 10.2.5 | Impacts to the BSS p. 330
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| 10.2.6 | Impacts to the Core Network p. 330
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| 10.2.7 | Impacts to the specifications p. 330
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| 10.2.8 | Open issues p. 330
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|
| 10.3 | Reduced transmission time interval p. 330
| 10.3.1 | Concept description p. 330
| 10.3.1.1 | Radio block mapping in time-slot domain p. 331
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| 10.3.1.2 | Radio block mapping in frequency domain (inter-carrier interleaving) p. 332
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| 10.3.1.3 | USF scheduling of shorter TTI and legacy mobile stations p. 332
| 10.3.1.3.1 | Basic principle p. 332
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| 10.3.1.3.2 | Decoding USF in downlink when having both 10 ms and 20 ms TTIs p. 333
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| 10.3.1.4 | Introducing 2-burst radio block option p. 334
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| 10.3.1.5 | Detailed proposal for a 5 ms TTI solution p. 334
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| 10.3.1.6 | Coexistence of legacy and RTTI TBFs (including 4-burst and 2-burst options) p. 336
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| 10.3.1.7 | Coexistence of legacy and RTTI TBFs (simplified RTTI solution) p. 340
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|
| 10.3.2 | Link level performance p. 343
| 10.3.2.1 | Modelling Assumptions and Requirements p. 343
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| 10.3.2.2 | Performance Characterization p. 343
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| 10.3.2.3 | Conversational services with reduced TTI p. 344
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| 10.3.2.4 | Reduced TTI and fast ACK/NACK p. 347
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| 10.3.3 | Application performance p. 351
| 10.3.3.1 | Modelling Assumptions and Requirements p. 351
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| 10.3.3.2 | Performance Characterization p. 352
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|
|
| 10.4 | Variable-sized Radio Blocks p. 360
| 10.4.1 | Introduction p. 360
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| 10.4.2 | Motivation p. 360
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| 10.4.3 | Concept Description p. 360
|
| 10.4.4 | Performance Characterization p. 363
|
| 10.4.5 | Impacts on Network Entities and Standards p. 368
| 10.4.5.1 | Impacts to the Mobile Station p. 368
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| 10.4.5.2 | Impacts to the BSS p. 369
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| 10.4.5.3 | Impacts to the Core Network p. 369
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| 10.4.5.4 | Impacts to the specifications p. 369
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|
| 10.4.6 | Comparison of VSRB and RTTI p. 369
|
|
| 10.5 | Combining Methods p. 370
| 10.5.1 | Preface p. 370
|
| 10.5.2 | Early Decode with Multi-Frequency p. 371
|
| 10.5.3 | Early Decode with VSRB p. 372
|
| 10.5.4 | Early Decode with combined VSRB and Multi-Frequency p. 373
|
|
| 10.6 | Performance characterization of combined proposals p. 374
| 10.6.1 | RTTI and Fast Ack/Nack Reporting p. 374
| 10.6.1.1 | Simulation results for VoIP p. 374
|
|
|
| 10.7 | High Speed Hybrid ARQ p. 379
| 10.7.1 | Introduction p. 379
|
| 10.7.2 | Comparison of EGPRS ARQ, Fast ARQ, Reduced TTI, and HS-HARQ p. 379
|
| 10.7.3 | HS-HARQ Proposal p. 379
|
| 10.7.4 | Channel Structures p. 380
|
| 10.7.5 | Stop and Wait ARQ p. 381
|
|
| 10.8 | References p. 381
|
|
| 11 | New burst structures and new slot formats p. 382
| 11.1 | Introduction p. 382
|
| 11.2 | Concept description p. 382
|
| 11.3 | RLC/MAC Aspects p. 383
| 11.3.1 | Introduction p. 383
|
| 11.3.2 | RLC/MAC and the New Burst Structures p. 384
| 11.3.2.1 | Option 1: Increased RLC block size for the 2-slot aggregation p. 384
|
| 11.3.2.2 | Option 2: Reduced code rate for the 2-slot aggregation p. 387
|
| 11.3.2.3 | Discussion p. 389
|
|
|
| 11.4 | Performance Characterization p. 390
| 11.4.1 | Performance calculations p. 390
|
| 11.4.2 | Link Level Simulations p. 391
| 11.4.2.1 | GMSK Modulated Channels with legacy equalizers p. 391
|
| 11.4.2.2 | 8PSK Modulated Channels with legacy equalizers p. 392
|
| 11.4.2.3 | 8PSK Modulated Channels with advanced simulation settings p. 393
|
| 11.4.2.4 | Interference limited scenarios p. 394
|
| 11.4.2.5 | RLC Simulations p. 395
| 11.4.2.5.1 | RLC Simulations with New Coding Schemes p. 395
|
|
|
|
| 11.5 | Additional technical aspects p. 397
| 11.5.1 | Influence of TSC Position p. 397
|
| 11.5.2 | BER Distribution Aspects p. 399
|
| 11.5.3 | Relationship between performance penalty and aggregation size p. 400
| 11.5.3.1 | Simulation Setting p. 400
|
| 11.5.3.2 | Simulation Results and Analysis p. 400
|
|
|
| 11.6 | New Burst Structures with Turbo Codes p. 402
| 11.6.1 | BER Degradation of New Burst p. 402
|
| 11.6.2 | New Coding schemes and Simulation p. 403
|
| 11.6.3 | Compatibility p. 406
| 11.6.3.1 | Impact to the current frequency planning p. 406
|
| 11.6.3.2 | Multiplexing loss with legacy EGPRS p. 407
|
| 11.6.3.3 | Impact to BTS p. 407
|
| 11.6.3.4 | Applicable of DTM p. 407
|
| 11.6.3.5 | Applicable for the A/Gb mode interface p. 407
|
| 11.6.3.6 | Impact to the mobile station p. 407
|
|
|
| 11.7 | Timeslot Aggregation for RTTI TBF and Link Performance p. 407
| 11.7.1 | Introduction p. 407
|
| 11.7.2 | Timeslot aggregation for RTTI p. 407
|
| 11.7.3 | Definition of the new coding schemes p. 408
|
| 11.7.4 | Header and Data coding p. 408
|
| 11.7.5 | Bitmap coding p. 408
|
| 11.7.6 | Simulation results p. 409
|
|
| 11.7a | Impacts to the Mobile Station p. 411
|
| 11.8 | Impacts to the BSS p. 412
|
| 11.9 | Impacts to the Core Network p. 412
|
| 11.10 | Impacts to the Specification p. 412
|
| 11.11 | References p. 412
|
|
| 12 | Adaptation between mobile station receiver diversity and dual-carrier p. 413
| 12.1 | Introduction p. 413
|
| 12.2 | Concept description p. 413
|
| 12.3 | Performance Characterization p. 414
|
| 12.4 | Impacts to the Mobile Station p. 414
|
| 12.5 | Impacts to the BSS p. 414
|
| 12.6 | Impacts to the Core Network p. 414
|
| 12.7 | Impacts to the Specification p. 414
|
|
| 13 | Enhancements to resource allocation p. 415
| 13.1 | Introduction p. 415
| 13.1.1 | Benefits of the Solution p. 416
|
| 13.1.2 | Details of Allocation Rule p. 416
|
|
| 13.2 | USF and Timeslot Resources p. 417
| 13.2.1 | Co-existence with existing allocation schemes p. 418
|
|
| 13.3 | Modelling Assumptions and Requirements p. 419
|
| 13.4 | Performance Characterization p. 423
| 13.4.1 | Cumulative Probability Distribution- MCS-1, QCIF 30 FPS p. 425
|
| 13.4.2 | Cumulative Probability Distribution- MCS-5, CIF 15 FPS p. 426
|
| 13.4.3 | Summary of Performance Characterization p. 427
|
|
| 13.5 | Discussion: Improvement of B2DA p. 427
| 13.5.1 | Introduction p. 427
|
| 13.5.2 | Details of proposed allocation scheme p. 428
|
| 13.5.3 | Benefits of the Solution p. 429
|
|
| 13.6 | References p. 429
|
|
| 14 | Modified MBMS Service p. 429
| 14.1 | Introduction p. 429
|
| 14.2 | Concept description p. 430
|
| 14.3 | Modelling Assumptions and Requirements p. 430
| 14.3.1 | Channel Modelling p. 430
|
| 14.3.2 | Broadcast Network C/I and C/N Distributions p. 432
|
|
| 14.4 | Receiver Link Performance p. 434
|
| 14.5 | Radio Resource Management p. 435
|
| 14.6 | Impacts to the Mobile Station p. 436
|
| 14.7 | Impacts to the BSS p. 436
|
| 14.8 | Impacts to the Core Network p. 436
|
| 14.9 | Impacts to the Specification p. 437
|
| 14.10 | Open Issues p. 437
|
| 14.11 | References p. 437
|
|
| 15 | Uplink throughput enhancements with low standard impact p. 437
| 15.1 | MS multislot capability switching p. 437
| 15.1.1 | Introduction p. 437
|
| 15.1.2 | Timeslot allocation p. 437
|
| 15.1.3 | Full-duplex MS p. 438
|
| 15.1.4 | Tx power p. 439
|
| 15.1.5 | Data rate increase p. 439
|
| 15.1.6 | Data rate increase at the cell edge p. 440
|
| 15.1.7 | Impacts on mobile stations p. 441
|
| 15.1.8 | Impacts on the BSS p. 442
|
| 15.1.9 | Impacts on the core network p. 442
|
| 15.1.10 | Impacts on the specification p. 442
|
| 15.1.11 | Summary p. 442
|
|
| 15.2 | Type 2 MS Implementation p. 442
| 15.2.1 | Concept Description p. 442
|
| 15.2.2 | Void p. …
|
| 15.2.2a | Interference Frequencies p. 443
|
| 15.2.3 | Void p. …
|
| 15.2.3a | Transmitter Output Power Levels p. 448
| 15.2.3a.1 | No Maximum Output Power Reduction p. 448
|
| 15.2.3a.2 | No Change in PA Capabilities p. 448
|
| 15.2.3a.3 | Power Back Off based on Duplexer Power Tolerance p. 449
|
|
| 15.2.4 | Void p. …
|
| 15.2.4a | Analysis Assumptions p. 449
|
| 15.2.5 | Duplexer and Receive Filter Requirements p. 450
| 15.2.5.1 | Introduction p. 450
|
| 15.2.5.2 | Methodology p. 450
|
| 15.2.5.3 | Receiver Bandpass Filter Specifications p. 451
|
| 15.2.5.4 | Duplexer Filter Specifications p. 452
|
| 15.2.5.5 | Worst Case Assumption p. 453
|
| 15.2.5.6 | Filter Specifications p. 453
|
| 15.2.5.7 | New Duplexer Arrangement for Lower Insertion Loss p. 456
|
|
| 15.2.6 | Void p. …
|
| 15.2.6a | Basic Type 2 Architecture p. 457
| 15.2.6a.1 | Introduction p. 457
|
| 15.2.6a.2 | Receiver performance p. 457
|
| 15.2.6a.3 | Mapping Filter Specifications p. 458
|
| 15.2.6a.4 | Architecture Details p. 458
| 15.2.6a.4.1 | Architecture 1 - The Basic Type 2 Mobile p. 458
|
| 15.2.6a.4.2 | Architecture 2 - The Basic Type 2 Mobile with Additional Filtering p. 459
|
|
| 15.2.6a.5 | Analysis of the Basic Type 2 Architecture p. 460
| 15.2.6a.5.1 | No Maximum Output power Reduction p. 460
|
| 15.2.6a.5.2 | No Change in PA Capabilities p. 462
|
| 15.2.6a.5.3 | Power Back Off based on Duplexer Power Tolerance p. 462
|
|
| 15.2.6a.6 | Analysis of the Basic Type 2 Architecture with Typical GSM Receiver Filters p. 462
| 15.2.6a.6.1 | No Maximum Output Power Reduction p. 463
|
| 15.2.6a.6.2 | No Change in PA Capabilities p. 464
|
| 15.2.6a.6.3 | Power Back Off based on Duplexer Power Tolerance p. 464
|
|
| 15.2.6a.7 | Analysis of the Basic Type 2 Architecture with High TX Rejection Receiver Filters p. 465
| 15.2.6a.7.1 | No Maximum Output Power Reduction p. 465
|
| 15.2.6a.7.2 | No Change in PA Capabilities p. 467
|
| 15.2.6a.7.3 | Power Back Off based on Duplexer Power Tolerance p. 467
|
|
| 15.2.6a.8 | Summary p. 467
|
|
| 15.2.7 | Void p. …
|
| 15.2.7a | Modified Type 2 Architecture p. 468
|
| 15.2.8 | Void p. …
|
| 15.2.8a | Hybrid Type 2 Architecture p. 477
| 15.2.8a.1 | Introduction p. 477
|
| 15.2.8a.2 | Receiver performance p. 477
|
| 15.2.8a.3 | Mapping Filter Specifications p. 478
|
| 15.2.8a.4 | Architecture Details p. 478
|
| 15.2.8a.5 | Type 2 Operation Analysis p. 480
|
| 15.2.8a.6 | Type 1 Operation - Comparison with Legacy Terminals p. 482
|
| 15.2.8a.7 | Type 1 Operation - Comparison with Legacy Terminals Using a Modified Hybrid Architecture p. 482
|
| 15.2.8a.8 | Summary p. 483
|
|
| 15.2.9 | Areas for Further Study p. 484
|
|
| 15.3 | References p. 484
|
|
| A | Plots for clause 7 (dual-carrier and multi-carrier) p. 487
|
| B | Chapter 8 Link simulation results p. 489
| B.1 | Link performance for 8-PSK and 16 QAM with and without turbo coding p. 489
|
| B.2 | C/I-distribution p. 493
|
| B.3 | Link performance 32QAM p. 494
|
|
| C | Chapter 8 Link simulation results p. 497
| C.1 | Detailed link performance results p. 497
|
| C.2 | Detailed modulation detection performance results p. 501
|
|
| D | Chapter 8 Link simulation results p. 509
|
| E | Detailed simulation results for reduced transmission time interval (subclause 10.3.2) p. 512
|
| F | Flow-graphs of SMTP and POP3 scenarios (subclause 10.3.3) p. 514
|
| $ | Change history p. 517
|