UMTS Swap Strategy Guidelines

[MyVi78]

Hi all,

Attached is HW-NSN 3G Swap Guidelines for your understanding.

Contents as following:

1 Document Description 7
2 Intra-Frequency/Inter-Frequency Swapping Scheme 8
2.1 Introduction 8
2.1.1 Inter-Frequency Swapping Without the Iur Interface (Recommended) 8
2.1.2 Intra-Frequency Swapping with the Iur Interface (Recommended) 9
2.1.3 Intra-Frequency Swapping without the Iur Interface (Not Recommended) 12
2.1.4 Inter-Frequency Swapping with the Iur Interface (Not Recommended) 13
2.2 Network Performance Factor Analysis 13
2.2.1 Comparison of Performance Between Swapping Schemes 13
2.2.2 Iur Interoperation Strategy 17
2.2.3 Iur Interface Interconnection 17
2.3 Analysis in Terms of Engineering Workload 18
2.3.1 Comparison of Swapping Schemes in Terms of Data Making Workload 18
2.3.2 Analysis of Huawei Workload 21
2.3.3 Comparison of Swapping Schemes in Terms of Customer Workload and Perception 21
2.4 Summary 22
2.4.1 Information to Be Obtained Through Interaction with the Customer 22
2.4.2 Comparison of Swapping Schemes in Terms of Key Points 23
2.5 Suggestions on Selecting a Swapping Scheme 24
3 Analysis on Algorithm Differences and Solutions 26
3.1 Key Features 26
3.2 Automatic Neighboring Cell Adding Algorithm 31
3.2.1 Difference 31
3.2.2 Solution 32
3.3 Inter-Frequency Inter-RAT Handover Algorithm 32
3.3.1 Difference 32
3.3.2 Solution 33
3.4 HSPA Compressed Mode 34
3.4.1 Difference 34
3.4.2 Solution 35
3.5 Simultaneous Issuance of Intra- and Inter- Frequency Handover Measurement Reports 36
3.5.1 Difference 36
3.5.2 Solution 36
3.6 Asynchronous Inter-Frequency Hard Handover 36
3.6.1 Difference 36
3.6.2 Solution 37
3.7 Inter-Frequency Handover Preference 37
3.7.1 Difference 37
3.7.2 Solution 38
3.8 Hierarchical Cell Selection and Reselection 38
3.8.1 Difference 38
3.8.2 Solution 38
3.9 PS 0K Access 41
3.9.1 Difference 41
3.9.2 Solution 43
3.10 Proactive Re-establishment of CS Calls 44
3.10.1 Difference 44
3.10.2 Solution 45
3.11 RRC Call Drop Rate 46
3.11.1 Difference 46
3.11.2 Solution 47
3.12 EFD 47
3.12.1 Difference 47
3.12.2 Solution 48
3.13 Scrambling Code Planning 48
3.13.1 Difference 48
3.13.2 Solution 48
3.14 HSPA User Number Restriction 49
3.14.1 Difference 49
3.14.2 Solution 50
3.15 Power-Based Uplink Admission Control 51
3.15.1 Difference 51
3.15.2 Solution 52
3.16 Uplink Admission for Soft Handover 53
3.16.1 Difference 53
3.16.2 Solution 54
3.17 DRD 54
3.17.1 Difference 54
3.17.2 Solution 55
3.18 NRT DCH Rate Set Restriction 55
3.18.1 Difference 55
3.18.2 Solution 56
3.19 HSDPA Throughput Rate Analysis 57
3.19.1 Difference 57
3.19.2 Solution 59
3.20 HSUPA Throughput Rate Analysis 59
3.20.1 Solution 62
3.21 HSPA Dynamic DL Control Channel Allocation 63
3.21.1 Difference 63
3.21.2 Solution 63
3.22 H2F State Transition Mechanism 63
3.22.1 Difference 63
3.22.2 Solution 66
3.23 SIR Error–Based H2D Triggering Mechanism 66
3.23.1 Difference 66
3.23.2 Solution 67
3.24 H2D and E2D Mechanisms 67
3.24.1 Difference 67
3.24.2 Solution 69
3.25 Multi-Carrier Strategy 69
3.25.1 Difference 69
3.25.2 Solution 69

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