Results 21 to 30 of about 16,642 (207)

Research on Energy Efficiency Optimization of Full-duplex D2D Communication Links

open access: yesGuangtongxin yanjiu, 2021
Aiming at the problems of interference and energy consumption caused by the introduction of Device-to-Device (D2D) communication in the cellular system, this paper proposes to first combine D2D communication technology with full-duplex transmission ...
Li-sha GOU, Yan XU
doaj   +1 more source

Spectral Efficiency Improvements in HetNets by Exploiting Device-to-Device Communications [PDF]

open access: yes, 2015
Next generation cellular networks require huge capacity, ubiquitous coverage and maximum energy efficiency. In order to meet these targets, Device-to-device (D2D) communication is being considered for future heterogeneous networks (HetNets).
Imran, Muhammad Ali   +5 more
core   +1 more source

Coexistence of OFDM and FBMC for Underlay D2D Communication in 5G Networks [PDF]

open access: yes, 2016
Device-to-device (D2D) communication is being heralded as an important part of the solution to the capacity problem in future networks, and is expected to be natively supported in 5G.
Bader, Faouzi   +5 more
core   +2 more sources

Device-Relaying in Cellular D2D Networks: A Fairness Perspective [PDF]

open access: yes, 2015
Device-to-Device (D2D) communication is envisioned to be an integral component of 5G networks, and a technique for meeting the demand for high data rates.
Chaaban, Anas, Sezgin, Aydin
core   +2 more sources

Energy Efficiency Optimization for D2D Underlay Communication in Distributed Antenna System over Composite Fading Channels [PDF]

open access: yesRadioengineering, 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  

Expanding cellular coverage via cell-edge deployment in heterogeneous networks: spectral efficiency and backhaul power consumption perspectives [PDF]

open access: yes, 2014
Heterogeneous small-cell networks (HetNets) are considered to be a standard part of future mobile networks where operator/consumer deployed small-cells, such as femtocells, relays, and distributed antennas (DAs), complement the existing macrocell ...
Imran, Muhammad   +4 more
core   +1 more source

Performance analysis in overlay-based cognitive D2D communications in 5G networks

open access: yesJournal 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

Energy Efficiency Comparison between Co-located and Distributed Antenna Systems with D2D Communication

open access: yesITM 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

Efficient Exploitation of Radio Frequency and Visible Light Communication Bands for D2D in Mobile Networks [PDF]

open access: yes, 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

The Enhanced Machine Learning Model for Device Prediction in Device-To-Device (D2D) Communications

open access: yesInternational Journal of Research In Science & Engineering, 2022
Device-to-Device (D2D) Communications is an emerging wireless technology which enables two or more devices to communicate with each other locally without the need for a base station or access point.
J. Logeshwaran, T. Kiruthiga
semanticscholar   +1 more source

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