Results 21 to 30 of about 33,199 (208)

An Improved Power Control Scheme for Interference Mitigation in D2D Networks.

open access: yesAcademy Journal of Science and Engineering, 2023
As the steep growth in mobile data traffic continues to gain lots of attention in recent years, discussions of the next generation of mobile networks - the fifth generation (5G), have gained significant traction both in the academia and industry.
AMEH INNOCENT AMEH   +3 more
doaj  

Energy-efficient Joint Power Allocation and Channel Selection for D2D Communications

open access: yesEAI Endorsed Transactions on Energy Web, 2015
Device-to-device (D2D) communications have gained great attentions due to the potential and numerous benefits for cellular networks. However,it also brings tremendous resource allocation challenges for the sake of the constraint of battery life.
Guifang Ma, Zhenyu Zhou, Jinfang Bai
doaj   +1 more source

Delay Reduction in Multi-Hop Device-to-Device Communication using Network Coding [PDF]

open access: yes, 2015
This paper considers the problem of reducing the broadcast decoding delay of wireless networks using instantly decodable network coding (IDNC) based device-to-device (D2D) communications. In a D2D configuration, devices in the network can help hasten the
Al-Naffouri, Tareq Y.   +4 more
core   +1 more source

A Heuristic D2D Resource Allocation Scheme Based on Proportional Fairness [PDF]

open access: yesJisuanji gongcheng, 2017
Device-to-Device(D2D) communication is an effective technique to solve the shortage of spectrum resources in cellular networks.With the increasing diversification of mobile multi-media services,users need more bandwidth.Aiming at this problem,this paper ...
WANG Juntao,LI Hui,BU Zhiyong
doaj   +1 more source

Energy-Efficient Power Allocation and Relay Selection Schemes for Relay-Assisted D2D Communications in 5G Wireless Networks

open access: yesSensors, 2018
Device-to-device (D2D) communications allows user equipment (UE) that are in close proximity to communicate with each other directly without using a base station.
Md Arifur Rahman   +2 more
doaj   +1 more source

Green Cooperative Device–to–Device Communication: a Social–Aware Perspective

open access: yesIEEE Access, 2016
As the mobile operators strive to accommodate the increasing load and capacity requirements, direct communication among users' devices, namely, device-to-device (D2D) communication, emerges as an advantageous solution for cellular traffic offloading ...
Eftychia Datsika   +3 more
doaj   +1 more source

Connectivity Times for Mobile D2D Networks [PDF]

open access: yes2018 IEEE International Conference on Communications (ICC), 2018
Connectivity questions for mobile D2D networks are often approached by considering steady state performance metrics. This is due to the difficulty in handling a finite time horizon with random mobility. Hence, in this paper we create a framework to evaluate connectivity time in closed form over a finite time horizon for mobile devices. The basic metric
Smith, P, Coon, J
openaire   +1 more source

Survey on Device to Device (D2D) Communication for 5GB/6G Networks: Concept, Applications, Challenges, and Future Directions

open access: yesIEEE Access, 2022
Device-to-device (D2D) communication is one of the most promising technologies in wireless cellular networks that can be employed to improve spectral and energy efficiency, increase data rates, and reduce links latency.
Mohammed Salih Mohammed Gismalla   +8 more
doaj   +1 more source

Outage Performance Improvement by Selected User in D2D Transmission and Implementation of Cognitive Radio-Assisted NOMA

open access: yesSensors, 2019
In this paper, we investigate the outage performance in secondary network of cognitive radio (CR) employing non-orthogonal multiple access (NOMA) wireless networks over Rayleigh fading channels.
Dinh-Thuan Do   +2 more
doaj   +1 more source

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