蜂窝网络中D2D通信资源分配方法综述

    Survey of D2D Communication Resource Allocation Methods in Cellular Networks

    • 摘要: 随着第五代(the fifth generation,5G)移动通信系统商用进程的推进,设备到设备(device-to-device,D2D)通信越发受到人们的关注.频率、功率等资源分配作为优化D2D通信的关键技术成为重要的研究课题,因此对蜂窝网络中D2D通信资源分配研究进行综述.首先介绍D2D通信模型和模式;其次从数学理论角度出发,分析蜂窝网络中D2D通信资源分配的主要方法:基于图论、超图理论、博弈论、机器学习和启发式算法等,对这些算法进行对比分析;最后总结上述D2D资源分配方法存在的主要不足,并对蜂窝网络中D2D通信的未来发展进行展望.

       

      Abstract: With the commercial process of the fifth generation (5G) mobile communication system, device-to-device (D2D) communication is attracting researchers' attention. As the key technology of optimizing D2D communication, resource allocation has become an important research topic, such as frequency and power. In this survey, the D2D resource allocation in cellular networks was revised in this paper. First, the D2D communication model and mode were introduced. Then, the main methods of D2D communication resource allocation in cellular networks were analyzed from the perspective of different mathematical theories. The theories include graph theory, hypergraph theory, game theory, machine learning, heuristic algorithm, and so on. Furthermore, the advantages and disadvantages of these algorithms were compared. Finally, the open issues of D2D resource allocation method and the future research directions of D2D communication in cellular networks were prospected.

       

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