| ABSTRACT | 第5-7页 |
| 摘要 | 第8-12页 |
| List of Symbols | 第12-14页 |
| List of Abbreviations | 第14-18页 |
| CHAPTER 1 INTRODUCTION | 第18-30页 |
| 1.1 Background and Motivation | 第18-19页 |
| 1.2 Challenge of Resource Allocation | 第19-21页 |
| 1.3 Limitations of Current Research Results | 第21-27页 |
| 1.3.1 Energy-Efficient Resource Allocation under Imperfect CSI | 第21-23页 |
| 1.3.2 Energy Efficiency and Spectral Efficiency Tradeoff under ImperfectCSI | 第23-24页 |
| 1.3.3 Dynamic Power and Subcarrier Allocation to Minimize Power Con-sumption under Imperfect CSI | 第24-26页 |
| 1.3.4 Dynamic Optimization of Pilot Power, Data Power and SubcarrierAllocation to Maximize Data Rate | 第26-27页 |
| 1.4 Contributions and Organization of the Dissertation | 第27-30页 |
| CHAPTER 2 Energy-Efficient Resource Allocation for Multi-User OFDMA Wire-less Networks under Imperfect CSI | 第30-46页 |
| 2.1 System Model | 第30-31页 |
| 2.2 Problem Formulation | 第31-33页 |
| 2.2.1 Channel Estimation Stage | 第31-32页 |
| 2.2.2 Data Detection Stage | 第32页 |
| 2.2.3 Energy Efficiency Optimization | 第32-33页 |
| 2.3 Joint Subcarrier Allocation and Power Allocation | 第33-42页 |
| 2.3.1 Optimal Power Allocation for Channel Estimation | 第34-35页 |
| 2.3.2 Non-Cooperative Subcarrier and Power Allocation Game with Sub-carrier Pricing | 第35-39页 |
| 2.3.3 The Solution of Joint Subcarrier and Power Allocation | 第39-41页 |
| 2.3.4 Complexity Analysis | 第41-42页 |
| 2.4 Simulation Results | 第42-45页 |
| 2.4.1 The Performance of Individual User | 第42-44页 |
| 2.4.2 The Performance of Multiple Users | 第44-45页 |
| 2.5 Conclusions | 第45-46页 |
| CHAPTER 3 Energy Efficiency and Spectral Efficiency Tradeoff in Downlink OFDMASystems With Imperfect CSI | 第46-56页 |
| 3.1 System Model | 第46-48页 |
| 3.1.1 Description of the System Scenario | 第46-47页 |
| 3.1.2 Problem Formulation | 第47-48页 |
| 3.2 Power and Subcarrier Allocation Algorithm | 第48-53页 |
| 3.2.1 Low Transmit Power Region | 第48-51页 |
| 3.2.2 High Transmit Power Region | 第51-53页 |
| 3.3 Simulation Results | 第53-55页 |
| 3.4 Summary | 第55-56页 |
| CHAPTER 4 Dynamic Power and Subcarrier Allocation to Minimize Power Con-sumption for Downlink OFDMA Systems under Imperfect CSI | 第56-76页 |
| 4.1 System Model | 第56-59页 |
| 4.1.1 Description of the System Scenario | 第56-58页 |
| 4.1.2 Joint Resource Optimization Problem | 第58-59页 |
| 4.2 Dynamic Joint Resource Allocation | 第59-66页 |
| 4.2.1 Problem Transformation | 第59-62页 |
| 4.2.2 Subcarrier and Power Allocation Algorithm | 第62-66页 |
| 4.3 Performance Analysis | 第66-69页 |
| 4.4 Simulation Results | 第69-75页 |
| 4.4.1 Queue Stability Verification | 第69-70页 |
| 4.4.2 Effect of Estimation Error | 第70-71页 |
| 4.4.3 Effect of Control Parameter V | 第71-72页 |
| 4.4.4 Effect of Data Arrival Rate λ | 第72-73页 |
| 4.4.5 Performance Comparison with Other Policies | 第73-75页 |
| 4.5 Conclusions | 第75-76页 |
| CHAPTER 5 Dynamic Optimization of Pilot Power, Data Power and Subcarrier Al-location to Maximize Data Rate for Downlink OFDMA Systems | 第76-96页 |
| 5.1 System Model | 第76-79页 |
| 5.1.1 Description of the System Scenario | 第76-77页 |
| 5.1.2 Problem Formulation | 第77-79页 |
| 5.2 Dynamic Resource Allocation Algorithm | 第79-81页 |
| 5.3 Algorithm Design for Problem P52 | 第81-86页 |
| 5.3.1 Low Transmit Power Region | 第81-84页 |
| 5.3.2 High Transmit Power Region | 第84-86页 |
| 5.4 Performance Analysis | 第86-91页 |
| 5.5 Simulation Results | 第91-94页 |
| 5.6 Conclusions | 第94-96页 |
| CHAPTER 6 CONCLUSIONS AND FUTURE WORKS | 第96-100页 |
| 6.1 Conclusions of Dissertation | 第96-97页 |
| 6.2 Future Works | 第97-100页 |
| REFERENCES | 第100-108页 |
| ACKNOWLEDAGEMENTS | 第108-110页 |
| RESUME | 第110-112页 |
