Results 91 to 100 of about 1,101,539 (380)

SIR: A New Wireless Sensor Network Routing Protocol Based on Artificial Intelligence [PDF]

open access: yes, 2006
Currently, Wireless Sensor Networks (WSNs) are formed by hundreds of low energy and low cost micro-electro-mechanical systems. Routing and low power consumption have become important research issues to interconnect this kind of networks.
Barbancho Concejero, Antonio   +3 more
core   +1 more source

Security in Wireless Sensor Networks

open access: yes, 2012
Wireless sensor networks have attracted a lot of interest over the last decade in wireless and mobile computing research community. Applications of these networks are numerous and growing, which range from indoor deployment scenarios in the home and office to outdoor deployment in adversary's territory in a tactical battleground.
openaire   +3 more sources

Additively Manufactured Diamond for Energy Scavenging and Wireless Power Transfer in Implantable Devices

open access: yesAdvanced Functional Materials, EarlyView.
Additive manufacturing is expanding beyond mechanical prosthetics into microelectronic implants. This work presents a diamond‐titanium hybrid that enables wireless power transfer, localized heating, and flow sensing. The use of additive manufacturing combined with the biocompatibility of the diamond‐titanium hybrid material paves the way toward new ...
Joshua Zarins   +9 more
wiley   +1 more source

Study on Curved Surface Fitting of Countersink Based on Point Cloud

open access: yesIEEE Access, 2020
According to high precision of point cloud, countersink quality detection based on point cloud is an effective way to detect defect of countersink. One of the major processes in countersink quality detection is curved surface fitting.
Jiming Sa   +4 more
doaj   +1 more source

Unraveling Mixed‐Defect Transformations and Passivation Dynamics in Silicon Heterojunction Solar Cells

open access: yesAdvanced Functional Materials, EarlyView.
Defects in materials coexist in multiple forms, undergo dynamic transformations, and influence the material properties. Here, the dynamic transformations of passivation‐related defects in silicon heterojunctions are revealed through the decomposition of dual‐phase capacitance transients.
Do Hoe Kim   +17 more
wiley   +1 more source

Reduced-Complexity Radio Architectures for Enhanced Receive Selection Combining in Multiuser Diversity Systems

open access: yesInternational Journal of Antennas and Propagation, 2012
Although antenna selection is a simple and efficient technique for enhancing the downlink performance of multiuser diversity systems, the large antenna interelement spacing required for achieving spatial diversity is prohibitive for user terminals due to
Elpiniki P. Tsakalaki   +3 more
doaj   +1 more source

Heuristic Optimization for Reliable Data Congestion Analytics in Crowdsourced eHealth Networks

open access: yesIEEE Access, 2016
Reliable data congestion analytics in crowdsourced eHealth networks becomes particularly important, especially in big data era, because of wide adaption of ubiquitous crowdsourced healthcare participants.
Yun Shao   +4 more
doaj   +1 more source

Data Dissemination Performance in Large-Scale Sensor Networks

open access: yes, 2014
As the use of wireless sensor networks increases, the need for (energy-)efficient and reliable broadcasting algorithms grows. Ideally, a broadcasting algorithm should have the ability to quickly disseminate data, while keeping the number of transmissions
Borst, Sem C.   +3 more
core   +1 more source

A Survey on Software-Defined Wireless Sensor Networks: Challenges and Design Requirements

open access: yesIEEE Access, 2017
Software defined networking (SDN) brings about innovation, simplicity in network management, and configuration in network computing. Traditional networks often lack the flexibility to bring into effect instant changes because of the rigidity of the ...
H. Kobo, A. Abu-Mahfouz, G. Hancke
semanticscholar   +1 more source

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