As a key technology of the 5G communication system, device-to-device (D2D)
communications have drawn significant research interests. However, the advantage of D2D …

As one of the key technologies for the fifth generation (5G) wireless networks, device-to-
device (D2D) communications allow user equipment (UE) in close proximity to communicate …

Device-to-device (D2D) communications, as one of the promising technology for the future
network, allow two devices in proximity to communicate directly with each other to alleviate …

Device-to-device (D2D) communication is a promising paradigm to meet the requirement of
ultra-dense, low-latency and high-rate in the fifth-generation networks. However, energy …

Abstract Device-to-device (D2D) communications provide an effective way to improve local
services in cellular networks which allow close-by users to communicate directly …

Device-to-device (D2D) communications can be adopted as a promising solution to attain
high quality of service (QoS) for a network. However, D2D communications generates …

In this paper, a power optimization strategy is studied in underlay Device-to-Device (D2D)
communication coexisted heterogeneous wireless networks with relay-assisted. In order to …

With device-to-device (D2D) communications, a user terminal (UT) can be used as a relay
node to support multi-hop transmission so that cell-edge or deeply faded users can obtain a …

In fifth-generation technology, device-to-device (D2D) communication underlaid with a
cellular network provides a feasible solution for proximity-based wireless applications and …

With the explosive growth of multitudinous wireless services and high-data-rate required
applications, relay aided Device-to-Device (D2D) communications have attracted increasing …