HSPA Performance and Evolution : A Practical Perspective

written From An Operator’s Viewpoint, hspa Performance And Evolution Explores The Lessons Learned And Techniques Developed For Optimally Deploying Hspa (high Speed Packet Access). The Essential Distinctions Between Rolling Out Hspa Compared To Earlier Umts And Gsm Technologies Are Explained Covering The Many Issues That Must Be Specifically Handled. Areas In Standards Which Have Been Left Open For Interpretation, Causing Significant Differences Between Vendor Implementations, Are Identified And Solutions Explored. this Book Is Invaluable In Enabling Wireless Operators To Extract Maximum Performance Offered By 3gpp’s Hspa Radio Technology, Consisting Of Both Downlink (hsdpa) And Uplink (hsupa) Elements. It Focuses On Real-world Performance, Sharing Practical Implementation Methods And Tradeoffs For Deploying, Optimizing And Maintaining Networks Using The Hspa Air Interface. • Examines Algorithms, Equipment And Performance Perspectives To Identify And Explain Hspa • Measures Performance And Sets Network Parameters For Optimal Tradeoffs • Presents Results From Practical And Real-world Network Performances • Explores The Evolution Of Hspa Technology Into Hspa+ And Eventually Next Generation Lte Technologies hspa......Page 1 HSPA Performance and Evolution: A Practical Perspective......Page 2 Contents......Page 8 Figures and Tables......Page 14 About the Authors......Page 22 Preface......Page 24 Foreword......Page 26 Acknowledgements......Page 28 1 Introduction......Page 30 1.1 Services and Applications for HSPA......Page 32 1.2 Organization of the Book......Page 35 References......Page 36 2.1 UMTS: GSM Evolution to 3G Networks......Page 38 2.1.1 Overview of UMTS Standardization......Page 39 2.1.2 UMTS Network Architecture......Page 40 2.1.3 Air Interface Technology......Page 41 2.2.3 Radio Network Controller (RNC)......Page 43 2.3.2 Quality of Service (QoS) Attributes......Page 44 2.4.1 Motivation for the Introduction of HSDPA......Page 45 2.4.2 Main HSDPA Features......Page 46 2.5.1 Main HSUPA Features......Page 51 2.6 Summary......Page 54 References......Page 55 3 Applications and Quality of Service in HSPA Networks......Page 56 3.1 Application Performance Requirements......Page 57 3.1.1 The Role of Latency in End-user Performance......Page 58 3.1.2 Considerations of TCP/IP......Page 59 3.1.3 Typical Application Profiles......Page 62 3.2 Support of QoS in HSPA Networks......Page 67 3.2.1 3GPP QoS Attributes......Page 68 3.2.2 Negotiation of QoS Attributes......Page 70 3.2.3 QoS Modification for HSPA......Page 73 References......Page 75 4 Radio Resource Management in UMTS/HSPA Networks......Page 76 4.1 Admission and Congestion Control......Page 77 4.1.1 Management of Transmit Power Resources......Page 79 4.2.1 HSDPA Scheduling......Page 81 4.2.2 HSUPA Scheduling......Page 85 4.3 HSDPA Power Allocation......Page 86 4.4.1 Power Control......Page 88 4.4.2 Link Adaptation......Page 90 4.5.1 HSDPA Mobility Management......Page 95 4.5.2 HSUPA Mobility Management......Page 97 4.6 Summary......Page 98 References......Page 99 5 HSPA Radio Network Planning and Optimization......Page 100 5.1.2 HSPA Radio Performance Considerations Compared to Rel.’99......Page 101 5.1.3 HSPA Mobility Considerations Compared to Rel.’99......Page 103 5.2.1 Link Budget Methodology......Page 104 5.2.2 Downlink Analysis......Page 106 5.2.3 Uplink Link Budget Analysis......Page 108 5.3 Overview of System Level Simulations......Page 113 5.4 Cell Planning Process......Page 115 5.4.1 Practical Rules for UMTS/HSPA Cell Planning......Page 116 5.4.2 Automate Cell Planning (ACP) Tool Usage......Page 117 5.4.3 Deployment of ACP Network Configuration......Page 120 5.5 Optimization with Drive Test Tools......Page 122 5.6.1 Basic Activation Features......Page 126 5.6.2 Control of Resources......Page 129 5.6.3 Mobility Management Parameters......Page 133 5.6.4 Performance Parameters......Page 134 5.7 Dynamic Network Optimization (DNO) Tools......Page 138 5.7.1 Collection of Relevant Network Information......Page 140 5.7.3 Definition of the DNO Strategy......Page 141 References......Page 143 6 HSPA Radio Performance......Page 146 6.1.1 Lab Setup......Page 147 6.1.2 Basic Functionality Testing......Page 148 6.1.3 HSDPA Latency Improvement......Page 149 6.1.4 HSDPA Throughput and Link Performance......Page 150 6.1.5 HSDPA Link Adaptation Performance......Page 152 6.1.6 Dynamic Power Allocation......Page 154 6.1.7 HSDPA Scheduler Performance......Page 157 6.2.1 Throughput Performance......Page 158 6.2.2 Scheduler Performance......Page 159 6.2.4 Mixed Voice and HSUPA Performance......Page 161 6.3.1 Field Network Configurations......Page 163 6.3.2 HSDPA Performance......Page 165 6.3.3 HSUPA Performance......Page 177 6.4.1 Terminal Device Performance......Page 181 6.4.2 Infrastructure Performance......Page 182 6.4.3 Application Performance......Page 183 6.5 Summary......Page 185 References......Page 186 7 Capacity Growth Management......Page 188 7.1 UMTS/HSPA Carrier Deployment Strategy......Page 189 7.1.1 Factors Affecting the Carrier Planning Strategy......Page 190 7.1.2 Voice and HSPA on One Carrier......Page 192 7.1.3 Data Centric Carrier......Page 195 7.1.4 Factors Affecting the Shared vs. Data Centric Carrier Decision......Page 197 7.2.1 Traffic Profiling......Page 200 7.2.2 Data Traffic Models......Page 203 7.2.3 Data Traffic Modeling Case Study......Page 207 References......Page 208 8 HSPA Evolution (HSPA+)......Page 210 8.1 Standards Evolution......Page 211 8.1.2 Architecture Evolution......Page 212 8.2.1 MIMO......Page 213 8.2.2 Higher Order Modulation (HOM)......Page 216 8.2.3 Advanced Receivers......Page 218 8.2.4 Continuous Packet Connectivity (CPC)......Page 220 8.2.5 Circuit-switched Voice Over HSPA......Page 228 8.2.6 Dual Carrier Operation in HSDPA......Page 229 8.3.1 GPRS Flat Architecture......Page 230 8.3.2 End-to-end Quality of Service (QoS) Architecture......Page 236 8.4 Converged Voice and Data Networks: VoIP......Page 240 8.4.1 Benefits of an All-IP Network......Page 241 8.4.2 Fundamentals of Voice over IP (VoIP)......Page 243 8.4.3 Requirements for VoIP as a Complete Voice Service......Page 247 8.4.4 HSPA Enablers for Voice Over IP......Page 249 8.4.5 Performance of VoIP in HSPA Networks......Page 252 References......Page 257 9 Technology Strategy Beyond HSPA......Page 260 9.1 Introduction to Evolved UTRAN......Page 261 9.1.1 Technology Choice and Key Features......Page 263 9.1.2 Architecture and Interfaces......Page 265 9.1.3 Early LTE Trials......Page 266 9.2 Analysis of HSPA vs. LTE......Page 267 9.2.1 Performance Comparison of LTE vs. HSPA Rel.’6......Page 269 9.2.2 Performance Comparison of LTE vs. HSPA+......Page 270 9.3.1 Technology Timelines......Page 274 9.3.2 Key Factors for New Technology Overlay......Page 276 9.3.3 HSPA and LTE Overlay Scenarios......Page 278 9.4 Summary......Page 280 References......Page 281 Index......Page 282 Practical Implementation of HSPA in UMTS Networks: Performance and Evolution conveys the practical implementation aspects of HSPA in UMTS networks to practicing engineers in the wireless industry. It incorporates real-world performance data and network optimization insights from a mobile operator's perspective and provides a state-of-the-art insight of the performance of HSDPA and HSUPA technology, including extensive documentation from real network trials with emphasis on actual lab and field performance. The book covers the basics of the technology before moving on to the critical topics of