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研究生: 許瑋庭
Hsu, Wei-Ting
論文名稱: 使用非正交多重接取之無人機輔助節能感知無線電系統
Energy-saving UAV-assisted CR system with NOMA
指導教授: 張志文
Chang, Wenson
學位類別: 碩士
Master
系所名稱: 電機資訊學院 - 電腦與通信工程研究所
Institute of Computer & Communication Engineering
論文出版年: 2022
畢業學年度: 110
語文別: 英文
論文頁數: 44
中文關鍵詞: 無人機感知無線電非正交多重接取用戶配對空對地視距最小化能耗
外文關鍵詞: UAV, Cognitive Radio, NOMA, User Pairing, A2G channel (LoS), Minimum Energy Consumption
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  • Chinese Abstract i English Abstract ii Acknowledgements iii Contents iv List of Tables vi List of Figures vii List of Variables viii List of Acronyms xi 1 Introduction 1 1.1 Introduction 1 1.2 Literature Survey 2 1.2.1 Maximum Sum Rate 3 1.2.2 Minimum Energy Consumption 3 1.2.3 Maximum transmit data size 4 1.2.4 Outage Probability 4 2 Background Knowledge 5 2.1 Non Orthogonal Multiple Access (NOMA) 5 2.2 Successive Interference Cancellation (SIC) 5 2.3 Cognitive Radio (CR) 6 3 System Model and Problem Formulation 8 3.1 System Model 8 3.2 Channel Model 10 3.2.1 Ground to Ground channel 10 3.2.2 Air to Ground channel 11 3.3 Signal Model 12 3.4 Problem Formulation 12 4 Joint Optimization of User Pairing, UAV Movement and Power Allocation 16 4.1 Part I: Optimal User Pairing, UAV Position and UAV Trajectory 16 4.1.1 UAV Position 16 4.1.2 User Pairing and UAV Trajectory 17 4.2 Part II: Optimal Power Allocation 22 5 Simulation Results 25 5.1 Simulation Setup 25 5.2 Simulation Results 27 5.2.1 Discussion: NOMA UAV Without Direct Link 32 5.2.2 Impact of Primary Transmission Rate Threshold 35 5.2.3 Impact of primary transmitter number 37 6 Conclusions and Future Works 40 Bibliography 41 Vita 44

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