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SARA: A service-aware resource allocation scheme for device-to-device communication underlaying cellular networks

机译:SARA:用于支持蜂窝网络下的设备间通信的服务感知资源分配方案

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This paper considers the resource allocation problem for device-to-device (D2D) communication underlaying cellular networks and proposes a service-aware resource allocation (SARA) scheme for D2D communication to improve the network performance. SARA takes into account the different service requirements of D2D users. It consists of two allocation phases: on-demand resource allocation and secondary resource allocation. In the first phase, cellular user resources are allocated on demand to meet the different service requirements of D2D pairs. In the second phase, the remaining cellular user resources after the first phase are allocated to D2D users based on an objective function in order to improve the resource utilization. Simulation results show that the proposed SARA scheme can significantly improve the performance of a cellular system in terms of the satisfaction ratio of D2D pairs and the system throughput.
机译:本文考虑了蜂窝网络下的设备到设备(D2D)通信的资源分配问题,并提出了一种D2D通信的服务感知资源分配(SARA)方案,以提高网络性能。 SARA考虑了D2D用户的不同服务要求。它包括两个分配阶段:按需资源分配和辅助资源分配。在第一阶段,按需分配蜂窝用户资源,以满足D2D对的不同服务要求。在第二阶段中,基于目标函数将第一阶段之后的剩余蜂窝用户资源分配给D2D用户,以提高资源利用率。仿真结果表明,所提出的SARA方案在D2D对的满意率和系统吞吐量方面可以显着提高蜂窝系统的性能。

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