通信学报 ›› 2021, Vol. 42 ›› Issue (11): 182-192.doi: 10.11959/j.issn.1000-436x.2021201

• 学术论文 • 上一篇    下一篇

面向无人机雷达通信一体化系统的轨迹与资源联合优化

范绍帅1, 王煜菲1, 田辉1, Jie Zhang2, 史金鑫3   

  1. 1 北京邮电大学网络与交换技术国家重点实验室,北京 100876
    2 英国谢菲尔德大学电子与电气工程系,谢菲尔德 S102TN
    3 中国人民解放军32683部队,辽宁 沈阳 110000
  • 修回日期:2021-09-25 出版日期:2021-11-25 发布日期:2021-11-01
  • 作者简介:范绍帅(1987− ),男,山东烟台人,博士,北京邮电大学讲师,主要研究方向为5G及后5G组网及关键技术、智能信息处理及网络自组织技术、高精度定位技术
    王煜菲(1997−),女,吉林松原人,北京邮电大学硕士生,主要研究方向为雷达通信一体化、无线网络资源分配等
    田辉(1963− ),女,河南郑州人,博士,北京邮电大学教授、博士生导师,主要研究方向为先进移动通信系统及无线网络技术
    Jie Zhang(1967− ),男,山东济南人,博士,英国谢菲尔德大学教授,主要研究方向为无线通信网络规划与优化、下一代无线通信网等
    史金鑫(1983− ),男,辽宁康平人,中国人民解放军32683部队助理工程师,主要研究方向为网络信息化技术
  • 基金资助:
    国家自然科学基金资助项目(61790553);国家自然科学基金资助项目(61801044)

Joint optimization of trajectory and resource allocation for UAV integrated radar and communication system

Shaoshuai FAN1, Yufei WANG1, Hui TIAN1, Jie Zhang2, Jinxin SHI3   

  1. 1 State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications, Beijing 100876, China
    2 Department of Electronic and Electrical Engineering, University of Sheffield, Sheffield S102TN, UK
    3 32683 PLA (The Chinese People’s Liberation Army) Troops, Shenyang 110000, China
  • Revised:2021-09-25 Online:2021-11-25 Published:2021-11-01
  • Supported by:
    The National Natural Science Foundation of China(61790553);The National Natural Science Foundation of China(61801044)

摘要:

针对灵活高效的区域探测和数据回传任务,研究了时分复用模式下无人机雷达通信一体化系统(IRCS)的时间资源分配、功率资源分配和无人机轨迹的联合优化问题,以达到最大化系统雷达探测链路和通信传输链路的加权总容量的目的。为解决该非凸优化问题,采用了块坐标下降(BCD)算法及逐次凸逼近(SCP)技术,迭代优化时间资源分配、功率资源分配和无人机轨迹。仿真结果表明,所提方案可以得到收敛解,并且可以有效提升系统容量。

关键词: 雷达通信一体化系统, 无人机, 资源分配, 轨迹设计, 系统容量

Abstract:

For the flexible and efficient area detection and data transmission tasks, the joint optimization of time resource allocation, power resource allocation and the trajectory for UAV (unmanned aerial vehicle) trajectory for airborne IRCS (integrated radar and communication system) was studied in a TDM (time division multiplexing) manner, in order to maximize the total weighted capacity of the system’s radar detection link and communication transmission link.To solve the non-convex optimization problem, the BCD (block coordinate descent) and the SCP (successive convex programming) techniques were adopted to iteratively optimize the time resource allocation, power resource allocation and UAV trajectory.The simulation results demonstrate that the proposed method can obtain a convergent solution, and can effectively improve the capacity of the system.

Key words: integrated radar and communication system, UAV, resource allocation, trajectory design, system capacity

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