… by introducing a new concept of area energy efficiency. For example: … the tradeoff between
the capacity and energy efficiency in HetNet is worth investigating. In [10], the performance of …

… the D2D communication underlay cellular network while considering energy-harvesting-aided
D2D … However, there is a tradeoff between the transmit power of the D2D link and the data …

… of D2D communication in cellular networks and secondly, an extensive review is presented
relating to optimization approaches used for resource allocation in D2D … D2D communication …

… and take the tradeoff between the … the D2D communication underlaying downlink cellular
system is considered. Specially, we take a hybrid single-cell network composed of M D2D pairs …

… In this paper, we have developed an efficient resource allocation algorithm for D2D underlaying
… efficiency and spectral efficiency tradeoff in device-to-device (D2D) communications,” …

… energy efficiency (EE) and spectrum efficiency (SE). In this paper, we investigate the D2D
communication … Sato, “Energy efficiency and spectral efficiency tradeoff in device-to-device (…

… [11] to make a tradeoff between EE and SE of D2D communication in the uplink single-cell …
To analyze the performance of the whole cellular network underlaid with D2D communication, …

… interference-aware D2D-enabled UAV-aided 5G system. One of the essential key performance
indicators that originated from this trade-off is EE vs. spectral efficiency (SE) trade-off [10]. …

… to measure the communication covertness. Subsequently, from the perspective of D2D pair,
we propose the notion of covert energy efficiency (EE) to characterize the tradeoff between …

… D2D communication IIoT network. In addition, the beamforming technique and NOMA are
considered to further enhance the system performance. … that there is a tradeoff between the PS …