The invention discloses an unmanned aerial vehicle track and power optimization method with optimal relay communication energy efficiency, and the method comprises the steps: building an unmanned aerial vehicle amplification forwarding relay communication network, taking the energy efficiency maximization in the flight process of an unmanned aerial vehicle as a target, and employing the transmission power constraint of a source node and the unmanned aerial vehicle as well as the track constraint, speed and acceleration constraint of the unmanned aerial vehicle. Establishing an unmanned aerial vehicle amplification forwarding relay communication energy efficiency optimization problem P1; the P1 is decomposed into a source node and unmanned aerial vehicle transmitting power optimization sub-problem P2 and an unmanned aerial vehicle trajectory optimization sub-problem P3; and an overall iterative algorithm for optimizing the source node, the transmitting power of the unmanned aerial vehicle and the track of the unmanned aerial vehicle is obtained by combining optimization algorithms of P2 and P3. According to the method, the optimal source node, the optimal unmanned aerial vehicle transmitting power and the optimal unmanned aerial vehicle track can be obtained, and the energy efficiency maximization of the amplification forwarding relay communication of the unmanned aerial vehicle is realized.

    本发明公开了一种中继通信能效最优的无人机轨迹和功率优化方法,包括建立无人机放大转发中继通信网络,以无人机飞行过程中的能效最大化为目标,利用源节点和无人机的发射功率约束以及无人机的轨迹约束、速度和加速度约束,建立无人机放大转发中继通信能效优化问题P1;将P1分解为源节点和无人机发射功率优化子问题P2以及无人机轨迹优化子问题P3;结合P2和P3的优化算法得到优化源节点和无人机发射功率以及无人机轨迹的整体迭代算法。本发明能够获得最优的源节点和无人机发射功率以及最优的无人机轨迹,实现无人机放大转发中继通信能效最大化。


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    Titel :

    Unmanned aerial vehicle track and power optimization method with optimal relay communication energy efficiency


    Weitere Titelangaben:

    一种中继通信能效最优的无人机轨迹和功率优化方法


    Beteiligte:
    GUO LILI (Autor:in) / ZHANG SHIBING (Autor:in) / JI XIAODONG (Autor:in) / HU YINGDONG (Autor:in)

    Erscheinungsdatum :

    2023-06-23


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    H04W WIRELESS COMMUNICATION NETWORKS , Drahtlose Kommunikationsnetze / G08G Anlagen zur Steuerung, Regelung oder Überwachung des Verkehrs , TRAFFIC CONTROL SYSTEMS



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