Results 21 to 30 of about 10,927 (199)

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

Wireless powered D2D communications underlying cellular networks: design and performance of the extended coverage [PDF]

open access: yes, 2017
Because of the short battery life of user equipments (UEs), and the requirements for better quality of service have been more demanding, energy efficiency (EE) has emerged to be important in device-to-device (D2D) communications.
Nguyen, Hoang-Sy   +2 more
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  

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

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

Signaling Overhead Reduction Techniques in Device-to-Device Communications: Paradigm for 5G and Beyond

open access: yesIEEE 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

The Reliability Research of DF-D2D Underlaying Cellular Networks

open access: yesAdvances 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

Energy-Efficient Resource Allocation for Device-to-Device Underlay Communication

open access: yes, 2014
Device-to-device (D2D) communication underlaying cellular networks is expected to bring significant benefits for utilizing resources, improving user throughput and extending battery life of user equipments.
Han, Zhu   +3 more
core   +1 more source

QoE-Aware Device-to-Device Multimedia Communications

open access: yesEAI Endorsed Transactions on Creative Technologies, 2015
Multimedia services over mobile device-to-device (D2D) networks has recently received considerable attention. In this scenario, each device is equipped with a cellular communication interface, as well as a D2D interface over a shared medium. In this work,
Liang ZHOU
doaj   +1 more source

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