Results 41 to 50 of about 709,990 (366)

Virtual Local Area Network Performance Improvement Using Ad Hoc Routing Protocols in a Wireless Network

open access: yesComputers, 2023
Wireless Communication has become one of the most popular types of communication networks because of the many services it provides; however, it has experienced several challenges in improving network performance.
Shayma Wail Nourildean   +2 more
doaj   +1 more source

Joint power control and user grouping mechanism for efficient uplink non‐orthogonal multiple access‐based 5G communication: Utilising the Lèvy‐flight firefly algorithm

open access: yesIET Networks, EarlyView., 2023
We utilise a metaheuristic optimisation method, inspired by nature, called the Lévy‐flight firefly algorithm (LFA), to tackle the power regulation and user grouping in the NOMA systems. Abstract The non‐orthogonal multiple access strategies have shown promise to boost fifth generation and sixth generation wireless networks' spectral efficiency and ...
Zaid Albataineh   +4 more
wiley   +1 more source

CFFD-MAC: A Hybrid MAC for Collision Free Full-Duplex Communication in Wireless Ad-Hoc Networks

open access: yesIEEE Access, 2021
Infrastructure-less (sometimes known as ad-hoc) networking paradigm is very appealing and potentially shaping its future into almost all emerging networks (i.e., IoT, wireless sensor networks, vehicular ad-hoc networks, emergency, and tactical radio ...
Rukaiya Rukaiya   +4 more
doaj   +1 more source

DDoS Attack and Defense Scheme in Wireless Ad hoc Networks [PDF]

open access: yesArunmozhi S.A., Venkataramani Y.,DDoS Attack and Defense Scheme in Wireless Ad hoc Networks,International Journal of Network Security & Its Applications (IJNSA), Vol.3, No.3, May 2011, 2011
The wireless ad hoc networks are highly vulnerable to distributed denial of service(DDoS) attacks because of its unique characteristics such as open network architecture, shared wireless medium and stringent resource constraints. These attacks throttle the tcp throughput heavily and reduce the quality of service(QoS) to end systems gradually rather ...
arxiv   +1 more source

Parallel and Distributed Simulation of Ad Hoc Networks

open access: yesJournal of Telecommunications and Information Technology, 2023
Modeling and simulation are traditional methods used to evaluate wireless network design. This paper addresses issues associated with the application of parallel discrete event simulation to mobile ad hoc networks design and analysis.
Andrzej Sikora   +1 more
doaj   +1 more source

A survey on Security Based Spontaneous Wireless Ad Hoc Networks for Communication Based Elliptical curve Cryptography [PDF]

open access: yes, 2014
This paper presents a review on a secure protocol for spontaneous Wireless ad hoc network. In this paper we have focused on spontaneous network and wireless ad hoc network.
, Dinesh S. Jadhav, Dyneshwar A. Rokade
core   +2 more sources

Analisis TCP Cubic dan Simulasi untuk Menentukan Parameter Congestion Window dan Throughput Optimal pada Jaringan Nirkabel Ad Hoc

open access: yesJurnal Rekayasa Elektrika, 2017
Ad hoc wireless network performance often declines caused the onset of congestion on the process of sending data. TCP Congestion Control used to solve these problems. TCP Cubic is one variant TCP Congestion Control.
Ary Firnanda   +2 more
doaj   +1 more source

Impact of network structure on the capacity of wireless multihop ad hoc communication

open access: yes, 2004
As a representative of a complex technological system, so-called wireless multihop ad hoc communication networks are discussed. They represent an infrastructure-less generalization of todays wireless cellular phone networks.
Albert   +27 more
core   +2 more sources

Special issue on “Modeling and Performance Evaluation of Wireless Ad-Hoc Networks” [PDF]

open access: yes, 2015
A primary aim of wireless ad-hoc networks is to deliver data in areas where there is no pre-defined infrastructure. In these networks, the users, but also the network entities can be potentially mobile.
Aguilar Igartua, Mónica   +2 more
core   +2 more sources

Cooperative Beamforming for Wireless Ad Hoc Networks [PDF]

open access: yesIEEE GLOBECOM 2007-2007 IEEE Global Telecommunications Conference, 2007
Via collaborative beamforming, nodes in a wireless network are able to transmit a common message over long distances in an energy efficient fashion. However, the process of making available the same message to all collaborating nodes introduces delays.
Athina P. Petropulu, H.V. Poor, Lun Dong
openaire   +3 more sources

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