Results 21 to 30 of about 35,272 (236)

Wireless Sensor Networks (WSN) 2011

open access: yesIET Wireless Sensor Systems, 2011
Following the first IET Conference on Wireless Sensor Networks in Beijing in 2010, as promised here are a number of selected papers from the Conference proposed by the Steering Panel, combined with many from the open call for papers which entered the long queue of the journal's editorial process.
Li Cui, Weidong Yi, H.F. Rashvand
openaire   +2 more sources

Technical Aspects of Wireless Sensor Networks (WSNs)

open access: yesOriental journal of computer science and technology, 2021
Wireless sensor networks (WSNs) are a new kind of wireless networks that are becoming very popular with a large number of civilian and military applications. A wireless sensor network (WSN) is a wireless network that contains distributed independent sensor devices that are meant to monitor physical or environmental conditions.
Alluri Sreenivas, Suneela Kallakunta
openaire   +2 more sources

Conception of a Malicious Node Detection System for Tactical Wireless Sensor Networks [PDF]

open access: yesProblemy Mechatroniki
This article presents the motivation and outlines a concept for mechanisms supporting data packet routing and exchange in tactical wireless sensor networks.
Wiesław JABŁOŃSKI (wieslaw.jablonski@interia.pl)   +1 more
doaj   +1 more source

Application on Wireless Sensor Networks in Domestic and Hostile Environment [PDF]

open access: yesComputational Algorithms and Numerical Dimensions, 2022
Wireless Sensor Networks (WSNs) have many potential applications and unique challenges. They usually consist of hundreds or thousands small sensor nodes such as MICA2 which operate autonomously conditions such as cost invisible deployment and many ...
lu fan
doaj   +1 more source

An ant colony optimization approach for maximizing the lifetime of heterogeneous wireless sensor networks [PDF]

open access: yes, 2011
Maximizing the lifetime of wireless sensor networks (WSNs) is a challenging problem. Although some methods exist to address the problem in homogeneous WSNs, research on this problem in heterogeneous WSNs have progressed at a slow pace.
Chung, H.S-H.   +5 more
core   +1 more source

MAC Protocols Used by Wireless Sensor Networks and a General Method of Performance Evaluation

open access: yesInternational Journal of Distributed Sensor Networks, 2012
Many researchers employ IEEE802.15.4 as communication technology for wireless sensor networks (WSNs). However, medium access control (MAC) layer requirements for communications in wireless sensor networks (WSNs) vary because the network is usually ...
Joseph Kabara, Maria Calle
doaj   +1 more source

Low Power, Low Delay: Opportunistic Routing meets Duty Cycling [PDF]

open access: yes, 2012
Traditionally, routing in wireless sensor networks consists of two steps: First, the routing protocol selects a next hop, and, second, the MAC protocol waits for the intended destination to wake up and receive the data. This design makes it difficult
Duquennoy, Simon   +3 more
core   +3 more sources

A New User Authentication Protocol for Wireless Sensor Networks Using Elliptic Curves Cryptography

open access: yesInternational Journal of Distributed Sensor Networks, 2013
User authentication in wireless sensor networks (WSNs) is a critical security issue due to their unattended and hostile deployment in the field.
Wenbo Shi, Peng Gong
doaj   +1 more source

A Survey on Node Clustering in Cognitive Radio Wireless Sensor Networks

open access: yesSensors, 2016
Cognitive radio wireless sensor networks (CR-WSNs) have attracted a great deal of attention recently due to the emerging spectrum scarcity issue. This work attempts to provide a detailed analysis of the role of node clustering in CR-WSNs.
Gyanendra Prasad Joshi, Sung Won Kim
doaj   +1 more source

Multi-MC Charging Schedule Algorithm With Time Windows in Wireless Rechargeable Sensor Networks

open access: yesIEEE Access, 2019
The limited lifespan of the traditional Wireless Sensor Networks (WSNs) has always restricted the broad application and development of WSNs. The current studies have shown that the wireless power transmission technology can effectively prolong the ...
Zhenchun Wei   +5 more
doaj   +1 more source

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