Results 31 to 40 of about 3,564 (212)
Efficient Exploitation of Radio Frequency and Visible Light Communication Bands for D2D in Mobile Networks [PDF]
, 2019 The concept of device-to-device (D2D) communication, combining common radio frequency (RF) and visible light communication (VLC), is seen as a feasible way how to cope with spectrum crunch in the RF domain and how to maximize spectral efficiency in ...
Bečvář Z. +4 more
core +1 more source
Social-Aware-Based Resource Allocation for NOMA-Enhanced D2D Communications
Applied Sciences, 2020 In mobile communication systems, device-to-device (D2D) communication and nonorthogonal multiple access (NOMA) are effective ways to improve spectrum efficiency and system throughput.
Wenying Gu, Qi Zhu
doaj +1 more source
IEEE Access, 2022 Device-to-Device (D2D) communication is a promising solution in next generation cellular technologies to efficiently provide on-demand connectivity.
Yu Nakayama +3 more
doaj +1 more source
Energy Efficiency Optimization for D2D Underlay Communication in Distributed Antenna System over Composite Fading Channels [PDF]
Radioengineering, 2022 Device-to-Device (D2D) communication is a potential technology to improve the spectral and energy efficiency (EE) of communication networks. In this paper, we study energy-efficient power allocation (PA) schemes in uplink distributed antenna system (DAS)
G. Y. Wang, A. Dhaka, T. Teng, K. Yu
doaj
Performance analysis in overlay-based cognitive D2D communications in 5G networks
Journal of King Saud University: Computer and Information Sciences, 2023 With the advent of fifth-generation 5G networks, mobile communication data rates are steadily rising. The existing base stations (BSs) must reduce the loads with minimal cost and effort.
Abdullilah A. Alotaibi +1 more
doaj +1 more source
ITM Web of Conferences, 2017 In this paper, we investigate energy efficiency (EE) of co-located antenna system (CAS) and the distributed antenna system (DAS) with and without device-to-device (D2D) communications, respectively.
Li Xing-Quan +3 more
doaj +1 more source
IEEE Access, 2021 Device-to-Device (D2D) communications have recently attracted researchers, attention because of their numerous applications in industry verticals. It enables communications among devices without or with the partial involvement of a central system.
Omar Hayat +4 more
doaj +1 more source
, 2014 Network assisted device-to-device (D2D) communications have emerged as a means of increasing spectral and energy efficiency, reducing latency and creating a platform for proximity-based services.
Shabnam Sultana +5 more
core +1 more source
Interferência em comunicações Device-to-Device D2D [PDF]
, 2017 A constante necessidade de aumento da capacidade de rede para atender às crescentes demandas dos assinantes, leva a indústria de telecomunicações, apoiada pela comunidade científica, a criar novos paradigmas que suportem requisitos de taxa de dados ...
Segundo, Edvaldo de Sousa Soares
core +1 more source
The Reliability Research of DF-D2D Underlaying Cellular Networks
Advances in Electrical and Computer Engineering, 2014 In this paper, we propose a novel Device-to-Device (D2D) communication model, i.e., DF-D2D where the D2D communication is aided by a relay using the decode-and-forward (DF) strategy.
HUAN, C., LIU, C.
doaj +1 more source