Now showing items 31-40 of 545
A survey on key management mechanisms for distributed Wireless Sensor Networks
(ELSEVIER SCIENCE BV, 2010)
Wireless Sensor Networks (WSNs) have a vast field of applications, including deployment in hostile environments. Thus, the adoption of security mechanisms is fundamental. However, the extremely constrained nature of sensors ...
An evolutionary approach to improve connectivity prediction in mobile wireless sensor networks
Connectivity is the basic factor for the proper operation of any wireless network. In a mobile wireless sensor network it is a challenge for applications and protocols to deal with connectivity problems, as links might get ...
Design and implementation of wireless sensor networks for impedance-based structural health monitoring using ZigBee and Global System for Mobile Communications
(Sage Publications Ltd, 2015-07-01)
This article presents the design and implementation of a novel wireless structural health monitoring system based on the electromechanical impedance principle. The proposed system is a wireless low-power scalable sensor ...
Energy-aware topology control strategy for human-centric wireless sensor networks
The adoption of mobile and ubiquitous solutions that involve participatory or opportunistic sensing increases every day. This situation has highlighted the relevance of optimizing the energy consumption of these solutions, ...
Uma solução de roteamento para redes de sensores sem fio móveis heterogêneas
(Universidade Federal de São CarlosBRUFSCarPrograma de Pós-graduação em Ciência da Computação, 2012-09-28)
The Wireless Sensor Networks (WSNs) and Mobile Wireless Sensor Networks (MWSNs) are being increasingly used by different applications, such as monitoring of animals, monitoring of vital signs, environmental monitoring, ...
Self-tuning adaptive multi-rate control for energy efficient wireless networked control systems
Recent advances in wireless technologies and the proliferation of wireless sensors led to an increasing interest in Wireless Networked Control Systems (WNCS). A major issue in WNCS is the battery lifetime of the wireless ...