Results 21 to 30 of about 9,673 (291)

Hardware Mechanism for Energy Saving in WiFi Access Points

open access: yesSensors, 2019
Wireless fidelity (WiFi) networks are deployed in several varied environments all around the World. Usually, the wireless fidelity access points are always on in houses and other small companies.
Juan Pablo García Baquerizo   +3 more
doaj   +1 more source

Wireless Fidelity Real Time Security System

open access: yesCoRR, 2014
This paper describes about how you can secure your Wireless Network from hackers about various threats to wireless networks, How hackers makes most use of it and what are the security steps one should take to avoid becoming victim of such attacks. There are plenty of opportunities to connect to public Wi-Fi hotspots when you're on the go these days ...
V. C. K. P. Arul Oli, Elayaraja Ponram
openaire   +2 more sources

Node reliance : an approach to extending the lifetime of wireless sensor networks

open access: yes, 2010
A Wireless Sensor Network (WSN) consists of a number of nodes, each typically having a small amount of non-replenishable energy. Some of the nodes have sensors, which may be used to gather environmental data.
Boyd, Alan W. F.
core   +2 more sources

Trends in the Use of Wireless Fidelity on Campus among Undergraduates in Usmanu Danfodiyo University, Sokoto [PDF]

open access: yes, 2023
This study investigates the trends in the use of wireless fidelity (Wi-Fi) on campus among undergraduates in Usmanu Danfodiyo University, Sokoto (UDUS). Four objectives were formulated at the onset of this study.
Idris, I. S., Isa, A.
core   +1 more source

Sudden Event Monitoring of Civil Infrastructure Using Demand-Based Wireless Smart Sensors

open access: yesSensors, 2018
Wireless smart sensors (WSS) have been proposed as an effective means to reduce the high cost of wired structural health monitoring systems. However, many damage scenarios for civil infrastructure involve sudden events, such as strong earthquakes, which ...
Yuguang Fu   +5 more
doaj   +1 more source

Energy efficiency assessment of power electronic drivers and LED lamps in Li-Fi communication systems

open access: yesEnergy Reports, 2021
Light-fidelity (Li-Fi) communication systems have gained increased concerns as new and alternative paradigm for wireless communications. Through the increased applications of light emitting diode (LED) lamps for lighting in indoor and outdoor ...
Anwaar M. Damerdash   +4 more
doaj   +1 more source

Light Fidelity: A New Prototype in Wireless Communication

open access: yesInternational Journal of Innovative Research in Computer Science & Technology, 2017
Light Fidelity (Li-Fi) is a label for wireless-communication systems using light as a carrier instead of traditional radio Frequencies [1], as in Wi-Fi. Li-Fi has the advantage of being able to be used in sensitive areas such as in Aircraft without causing interference. However, the light waves used cannot penetrate walls.
Riya Kaushik, Rashmi Jaiswal, Rakhi Joon
openaire   +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

Toward a high-fidelity wireless sensor network for rehabilitation supervision [PDF]

open access: yes2011 IEEE 36th Conference on Local Computer Networks, 2011
Wireless sensor networks for rehabilitation is becoming a topic of great interest in medical applications generating a large amount of work in biomedical and communication research communities. In this line, several solutions have been proposed to provide unobtrusive, flexible and low cost systems for the supervision of rehabilitation.
Abdelkrim Hadjidj   +2 more
openaire   +1 more source

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