Results 11 to 20 of about 3,050,683 (256)

Adaptive load balancing routing algorithms for the next generation wireless telecommunications networks [PDF]

open access: yes, 2009
This thesis was submitted for the degree of Doctor of Philosophy and was awarded by Brunel UniversityWith the rapid development of wireless networks, mesh networks are evolving as a new important technology, presenting a high research and commercial ...
Tsiakas, Panagiotis
core   +7 more sources

Maintenance awareness in wireless sensor networks [PDF]

open access: yes, 2004
In wireless sensor networks where deployment is expected to surpass the lifetime of batteries, a major part of the operation costs is expected to be consumed by maintenance costs.
Sreenan, Cormac J.   +2 more
core   +4 more sources

Indoor geolocation for wireless networks [PDF]

open access: yes, 2011
An ever growing demand for ‘location based services’ and the unprecedented growth of wireless local area networks (WLAN) has, in the past few years, attracted the focus of the research community to investigate and develop accurate indoor geolocation ...
Ali, Shahid
core   +7 more sources

Space-Time Metasurface Antenna Enabled High-Dimensional Electromagnetic Modulation for Intrinsic Physical Layer Security. [PDF]

open access: yesAdv Sci (Weinh)
The concept of high‐dimensional EM modulation using the STMA for physical layer secure communication is illustrated in figure. The STMA consists of a series of programmable unit cells, with 1‐bit reconfigurable phase states (0/π). The STMA is excited by a monochromatic continuous wave (CW) at frequency fc and controlled by a field‐programmable gate ...
Fang X   +6 more
europepmc   +2 more sources

Common security issues and challenges in wireless sensor networks and IEEE 802.11 wireless mesh networks [PDF]

open access: yes, 2009
Both Wireless Mesh Network (WMN) and Wireless Sensor Network (WSN) are multi-hop wireless networks. WMN is an emerging community based integrated broadband wireless network which ensures high bandwidth ubiquitous internet provision to users, while, WSN ...
Loo, KK, Naeem, T
core   +6 more sources

Wireless Cellular Networks

open access: yes, 2010
When aiming for achieving high spectral efficiency in wireless cellular networks, cochannel interference (CCI) becomes the dominant performancelimiting factor.
Rong Zhang   +3 more
core   +2 more sources

MOBILE INFOCOMMUNICATION SYSTEMS

open access: yesInformation and Telecommunication Sciences, 2020
Background. An increase in the number of users and services with the support of the required quality of service, an increase in the coverage area of one operator’s radio access network, and most importantly, the emergence of packet-switched technologies ...
Mykhailo Ilchenko, Serhii Kravchuk
doaj   +1 more source

A novel approach for optimization of handover mechanism using metaheuristics algorithms

open access: yesMeasurement: Sensors, 2022
The new generation wireless system is an integrated global network, which provides many services for end users across the globe. The major requirement of end users is to allow the mobile user to roam seamlessly across the network.
Mithun B. Patil, Laxmi Math
doaj   +1 more source

FOG-CLOUD-STRATEGIES OF DYNAMIC TELECOMMUNICATION NETWORKS MANAGEMENT

open access: yesInformation and Telecommunication Sciences, 2020
Background. Providing so called critical systems with reliable telecommunication service, and timely quality information by means of utilizing wireless sensor networks with mobile sensors, land telecommunication nodes, their efficient management along ...
Leonid Uryvsky, Оlexander Budishevsky
doaj   +1 more source

EVALUATION OF VOIP TRAFFICS OVER TIKRIT UNIVERSITY NETWORKS

open access: yesTikrit Journal of Pure Science, 2023
In recent years, VoIP is a rapidly evolving technology that could possibly revolutionize the telecommunication industry. When implemented on wireless data networks, VoIP could prove to be instrumental in the convergence of existing fixed and cellular ...
Wisam Dawood Abdullah
doaj   +1 more source

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