A relaying can significantly improve performance of contemporary mobile networks in terms
of capacity and/or energy consumption. Nevertheless, an incorporation of conventional relay …

In the last few years, one of the main characteristics of the current technological
development is the constantly increasing need for data exchange among various types of …

Due to the popularity of mobile user devices, D2D communications become a key
technology to improve local services in the next generation cellular networks. However, the …

Device-to-device (D2D) communications allows user equipment (UE) that are in close
proximity to communicate with each other directly without using a base station. Relay …

As one of the indispensable techniques of the future cellular network, Device-to-Device
communications can be potentially exploited to alleviate the traffic load by distributing data …

Device-to-device (D2D) communications bring significant improvements of spectral
efficiency by underlaying cellular networks. However, they also lead to a more deteriorative …

In this paper, a full-duplex NOMA relaying based underlay device-to-device (D2D)
communication scheme is proposed, in which D2D transmitter assists cellular downlink …

Device-to-device communication can assist cellular networks by making certain users
equipment (UEs) work as relays between the base station (BS) and other users. In this …

Although network‐assisted device‐to‐device (D2D) communications are known to improve
the spectral and energy efficiency of proximal communications, the performance of …

In the traditional cellular network communication, the cellular user and the base station
exchange information through the uplink channel and downlink channel. Meanwhile, device …