In the cognitive D2D (Device-to-Device) full-duplex communication network, there is the interference problem when D2D UsErs (DUEs) share the same spectrum with Cellular UsErs (CUEs) in the uplink, a power allocation scheme is proposed to maximize transmission rate. In the scheme, firstly, the cognitive D2D full-duplex communication model is described. Meanwhile, the uplink interference and the corresponding transmission rates at the base station and DUEs are analyzed. Secondly, a power allocation algorithm is proposed to maximize the DUEs’ transmission rate in cognitive radio system. Simulation results show that the proposed algorithm can improve the spectrum efficiency and the overall transmission rate of the system in the uplink of the cognitive D2D full-duplex communication network.
谢显中,田瑜,姚鑫凌,雷维嘉. 认知网络中D2D全双工通信的速率最大化功率分配算法[J]. 电子与信息学报, 2017, 39(4): 1002-1006.
XIE Xianzhong, TIAN Yu, YAO Xinling, LEI Weijia. Power Allocation Algorithm of Maximizing Rate for D2D Full-duplex Communication in Cognitive Networks. JEIT, 2017, 39(4): 1002-1006.
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