Cover image for Practical radio resource management in wireless systems
Title:
Practical radio resource management in wireless systems
Series:
Artech House universal personal communications series
Publication Information:
Boston, MA : Artech House, 2004
ISBN:
9781580536325

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30000010077561 TK5102.985 K97 2004 Open Access Book Book
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Summary

Summary

The authors of this text here offer practical solutions for overcoming network congestion by showing how to manage the radio networks used by cellular telephones.


Author Notes

Sofoklis A. Kyriazakos is a senior research associate at the National Technical University of Athens
George T. Karetsos is an assistant professor in the Information Technology and Telecommunications department of the Technological Education Institute of Larissa, Greece


Table of Contents

Prefacep. ix
Chapter 1 Why Resource Management?p. 1
1.1 Enhancing Radio Planningp. 2
1.2 Enhancing Network Planningp. 3
1.3 Adaptively Managing the Systemp. 3
1.4 Conclusionsp. 3
Referencep. 4
Chapter 2 Resource Management in 2G Wireless Systemsp. 5
2.1 Architecture of 2G Systemsp. 5
2.1.1 Functional Architecture of GSMp. 7
2.1.2 Radio Subsystemp. 8
2.1.3 Air Interfacep. 8
2.1.4 BSSp. 12
2.1.5 Network and Switching Subsystemp. 13
2.1.6 The Operation Subsystemp. 13
2.1.7 Interfaces of the GSM Systemp. 14
2.2 Network Performance Evaluation of 2G Systemsp. 15
2.2.1 Cellular Network Reportingp. 15
2.2.2 Statistical Evaluation in GSMp. 16
2.2.3 Evaluation of Operational Data in Traffic Overload Situationsp. 19
2.3 Traffic Modelingp. 35
2.3.1 Modeling Approachp. 36
2.4 Traffic-Load Scenariosp. 37
2.4.1 Busy Hoursp. 37
2.4.2 Holiday Resortsp. 37
2.4.3 Bank Holidaysp. 38
2.4.4 Sporting Eventsp. 39
2.4.5 Cultural Events and Demonstrationsp. 39
2.4.6 Network Shortcomingsp. 40
2.4.7 Catastrophesp. 41
2.4.8 Accidentsp. 42
2.5 Resource Management Techniques and Guidelines for Implementationp. 43
2.5.1 Half-Rate and Full-Rate Usagep. 43
2.5.2 Forced Handoverp. 45
2.5.3 Dynamic Allocation of Signaling Resourcesp. 47
2.5.4 Prioritizing a TRX in TCH Allocationp. 50
2.5.5 Dynamic Cell Resizing with the Use of C2 Valuesp. 52
2.5.6 Bandwidth Reservationp. 59
2.5.7 Location Updatep. 61
2.5.8 Time-Limited Callsp. 63
2.5.9 FACCH Call Set Up Due to SDCCH Congestionp. 65
2.5.10 Adjusting the Rx Levelp. 66
2.5.11 Modifying BCCH Frequency List Due to Traffic Congestionp. 67
2.5.12 Other Resource Management Techniquesp. 69
2.5.13 Evaluation Criteria for the Resource Management Techniques Selectionp. 72
Referencesp. 74
Chapter 3 Resource Management in GSM Phase 2+ Wireless Systemsp. 77
3.1 Architecture of GSM Phase 2+ Systemsp. 77
3.1.1 Introduction to GPRSp. 77
3.1.2 GPRS System Architecturep. 78
3.1.3 Air Interface of GPRSp. 79
3.1.4 HSCSDp. 80
3.1.5 EDGE Technologyp. 81
3.2 Network Dimensioning and Performance Analysis of 2+G Wireless Systemsp. 82
3.2.1 Radio Coverage Planningp. 82
3.2.2 System Frequency Planningp. 83
3.2.3 Network Capacity Planningp. 84
3.2.4 System Parameter Planningp. 87
3.2.5 GPRS Performance Monitoringp. 88
3.3 Resource Management Techniques and Guidelines for Implementationp. 95
3.3.1 Dynamic Cell Resizing with the Use of C2 Valuesp. 96
3.3.2 Adjusting the Rx Levelp. 97
3.3.3 Modifying the BCCH Frequency List Due to Traffic Congestionp. 97
3.3.4 Exploiting the Radio Resources of Adjacent Cellsp. 97
3.3.5 Modified Earliest Deadlinep. 98
3.3.6 Minimum Laxity Thresholdp. 101
3.3.7 Virtual Clockp. 103
3.3.8 Modified Advanced Timep. 105
3.3.9 First-Come First-Served (FCFS)p. 106
3.3.10 Round Robinp. 107
3.3.11 Least Bits Left First Servedp. 109
3.3.12 Least Time Left First Servedp. 110
Referencesp. 111
Chapter 4 Resource Management in 3G Wireless Systemsp. 113
4.1 Architecture of 3G Systemsp. 113
4.1.1 Introductionp. 113
4.1.2 UMTS Cell Structure and Spectrum Usagep. 116
4.1.3 UMTS Network Architecturep. 119
4.1.4 Evolution of GSM Toward UMTSp. 129
4.2 UMTS Dimensioningp. 131
4.2.1 Planning Guidelinesp. 131
4.2.2 Dimensioning Examplep. 132
4.3 Resource Management Techniques and Guidelines for Implementationp. 140
4.3.1 Issues Affecting Resource Management in UMTSp. 141
4.3.2 Power Controlp. 144
4.3.3 Handoverp. 148
4.3.4 Admission Controlp. 154
4.3.5 Load Controlp. 159
4.3.6 Schedulingp. 162
4.3.7 Miscellaneous Techniquesp. 165
4.3.8 TDD-Mode RMTsp. 167
4.3.9 UMTS-GSM/GPRS RMTsp. 169
4.3.10 Summary and Guidelines for Implementationp. 170
Referencesp. 171
Chapter 5 Resource Management in Systems Beyond 3Gp. 177
5.1 Definition of Systems Beyond 3G: Vision and Requirementsp. 177
5.1.1 The Way Towards 4G Systemsp. 178
5.1.2 General Architecturep. 180
5.1.3 Visions About 4Gp. 182
5.1.4 Standardization Bodies and Forumsp. 182
5.1.5 Network and Device Manufacturersp. 184
5.2 Initiatives and Research Activities Toward Systems Beyond 3Gp. 186
5.2.1 The IST Project CAUTION++p. 186
5.2.2 The IST Project MONASIDREp. 187
5.2.3 The IST Project COMCARp. 187
5.2.4 The IST Project Dynamic Radio for IP Services in Vehicular Environments (DRIVE)p. 188
5.2.5 The IST Project OVERDRIVEp. 189
5.2.6 The IST Project Broadband Radio Access for IP-Based Networks (BRAIN)p. 189
5.2.7 The IST Project Mobile IP-Based Network Developments (MIND)p. 190
5.2.8 The IST Project Configurable Radio with Advanced Software Technology (CAST)p. 191
5.2.9 The Next Generation Wireless Internet Projectp. 192
5.2.10 The 4G Mobile Network Architecture and Protocols Projectp. 192
5.3 Radio Resource Management in Systems Beyond 3Gp. 192
5.3.1 Monitoring Requirementsp. 193
5.3.2 Radio Resource Management Requirementsp. 195
5.3.3 Other Requirementsp. 197
5.3.4 Concluding Remarksp. 198
Referencesp. 198
Chapter 6 Business Models for Wireless Systems Resource Managementp. 201
6.1 The Challenge of Resource Management in Wireless Telecommunications Systemsp. 201
6.2 Business Model Driving Criteria for Resource Management in Wireless Networksp. 203
6.2.1 Subscribers' Perspectivesp. 204
6.2.2 Network Operators' Perspectivesp. 205
6.3 Value-Based Business Modelsp. 206
6.3.1 An Example of a Value-Based Business Model for the Radio Resource Management Decision-Makingp. 209
6.3.2 Operational Deployment of Value-Based Business Modelsp. 211
6.4 Stochastic Business Modelsp. 213
6.4.1 An Example of the Stochastic Business Model for the Dynamic SDCCH Allocation Techniquep. 214
6.4.2 Operational Deployment of Stochastic Business Modelsp. 216
6.5 Conclusionsp. 217
Referencesp. 219
Chapter 7 Conclusionsp. 221
List of Acronymsp. 225
About the Authorsp. 231
Indexp. 233