Content for TR 45.912 Word version: 16.0.0
7 Dual-carrier and multi-carrier
7.1 Introduction
7.2 Concept description
7.3 Modelling assumptions and requirements
7.4 Performance characterization
7.5 Impacts to protocol architecture
7.6 Downlink Dual Carrier
7.7 Uplink Dual Carrier
7.8 Impacts to the BSS
7.9 Impacts to the Core Network
7.10 Radio network planning aspects
7.11 Impacts to the specifications
7.12 References
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7 Dual-carrier and multi-carrier Word‑p. 62
7.1 Introduction
7.2 Concept description Word‑p. 63
7.3 Modelling assumptions and requirements
7.4 Performance characterization
7.4.1 Peak data rates
7.4.2 Window size limited TCP throughput Word‑p. 64
7.4.3 Error-limited TCP throughput
7.5 Impacts to protocol architecture Word‑p. 66
7.5.1 Physical Layer
7.5.1.1 Modulation, multiplexing, and radio transmission
7.5.1.2 Channel coding
7.5.1.3 Mobile capabilities
7.5.1.4 Channel quality measurements
7.5.2 RLC/MAC Word‑p. 67
7.5.2.1 Multiplexing with legacy MSs
7.5.2.2 Multiplexing data on multiple carriers
7.5.2.2.1 Simultaneous transmission over multiple carriers
7.5.2.2.2 Time-divided transmission over multiple carriers
7.5.2.3 Segmentation / reassembly
7.5.2.4 RLC window size
7.5.2.5 Incremental redundancy Word‑p. 68
7.5.2.6 Link adaptation
7.5.2.7 Signalling
7.5.3 Higher layers
7.6 Downlink Dual Carrier
7.6.1 Overall throughput considerations for dual carrier on the downlink
7.6.2 Inter-carrier interleaving Word‑p. 69
7.6.3 Dual-carrier diversity
7.6.4 Adaptation between dual carrier and receive diversity
7.6.5 Impacts to the mobile station
7.7 Uplink Dual Carrier Word‑p. 72
7.7.1 Concept description for dual carrier on the uplink
7.7.2 Mobile Station Capabilities
7.7.3 Increase in Peak Data Rate
7.7.4 Decrease of Latency
7.7.5 Impact on Cell Coverage
7.7.6 Impacts to the mobile station
7.7.6.1 RF Architecture options
7.7.6.2 Evaluation of option A and option B (Taken from GP-060188) Word‑p. 73
7.7.6.2.1 Combining loss
7.7.6.2.2 Intermodulation (IM)
7.7.6.2.3 Decreased efficiency due to reduced output power Word‑p. 74
7.7.6.2.4 Peak power consumption
7.7.6.3 Evaluation of option B (Taken from GP-052723) Word‑p. 75
7.7.6.4 Evaluation of option C (Taken from GP-060609)
7.7.6.4.1 Concept Description
7.7.6.4.2 System Impacts Word‑p. 77
7.7.6.4.3 Output Power
7.7.6.4.4 Power Efficiency
7.7.6.4.5 Coverage Word‑p. 78
7.7.6.4.6 Frequency Planning, Frequency Hopping
7.7.6.4.7 Intermodulation Interference
7.7.6.5 Observations on the implementation options (Taken GP-060732)
7.7.7 Impact of reduced MS power Word‑p. 83
7.7.8 Modified Concept for Dual Carrier in the Uplink
7.7.8.1 Introduction
7.7.8.2 Modified Concept Word‑p. 87
7.7.8.3 Intermodulation measurements Word‑p. 88
7.7.8.3.1 Measurement setup
7.7.8.3.2 Analysis of IM3 measurements Word‑p. 90
7.7.8.3.3 Analysis of IM5 measurements Word‑p. 91
7.7.8.3.4 Analysis of IM2 Word‑p. 93
7.7.8.4 Dual carrier architecture with minimal single-carrier operation impact
7.7.9 Discussion on Uplink Coverage Word‑p. 96
7.7.9.1 Introduction
7.7.9.2 Assumptions for power reductions and power consumption
7.7.9.3 Receiver and Network model
7.7.9.4 Results Word‑p. 97
7.7.10 Improvements for DTM and MBMS Word‑p. 98
7.7.10.1 Assumptions
7.7.10.2 Gains for DTM Multislot Capacity Word‑p. 99
7.7.10.3 CS Connection setup while in packet transfer mode
7.7.10.4 Gains for MBMS + CS Word‑p. 100
7.7.11 Performance enhancing features Word‑p. 101
7.8 Impacts to the BSS
7.9 Impacts to the Core Network
7.10 Radio network planning aspects Word‑p. 104
7.10.1 Analysis for Option C
7.10.1.1 Introduction
7.10.1.2 Legacy Frequency Planning
7.10.1.3 Impact of Wideband transmitter on legacy frequency planning
7.10.1.3.1 FLP-1/1 or 1/3
7.10.1.3.2 MRP Word‑p. 106
7.10.1.4 Extended frequency allocation Word‑p. 107
7.10.1.4.1 Introduction
7.10.1.4.2 Description of Extended Frequency Allocation
7.10.1.4.3 Impact of EFA on the BTS Word‑p. 108
7.10.1.4.4 Separation of carriers Word‑p. 111
7.10.1.5 Evaluation of network performance
7.10.1.5.1 Setup
7.10.1.5.2 Results Word‑p. 112
7.11 Impacts to the specifications
7.12 References Word‑p. 113
