In this paper we investigate the benefits of a heterogeneous architecture for wireless sensor networks composed of a few resource rich mobile nodes and a large number of simple static …
Y Yang, MI Fonoage, M Cardei - Computer communications, 2010 - Elsevier
Sensors are used to monitor and control the physical environment. In mobile sensor networks, nodes can self-propel via springs, wheels, or they can be attached to transporters …
Wireless sensor networks that operate on batteries have limited network lifetime. There have been extensive recent research efforts on how to design protocols and algorithms to prolong …
K Xu, H Hassanein, G Takahara… - IEEE Transactions on …, 2009 - ieeexplore.ieee.org
In a heterogeneous wireless sensor network (WSN), relay nodes (RNs) are adopted to relay data packets from sensor nodes (SNs) to the base station (BS). The deployment of the RNs …
Z Cheng, M Perillo… - IEEE Transactions on …, 2008 - ieeexplore.ieee.org
In multihop wireless sensor networks that are often characterized by many-to-one (convergecast) traffic patterns, problems related to energy imbalance among sensors often …
F El-Moukaddem, E Torng… - IEEE Transactions on …, 2011 - ieeexplore.ieee.org
Wireless Sensor Networks (WSNs) are increasingly used in data-intensive applications such as microclimate monitoring, precision agriculture, and audio/video surveillance. A key …
K Xu, H Hassanein, G Takahara - … Conference on Sensor and Ad Hoc …, 2005 - cecs.uci.edu
While a lot of existing research attempts to extend the lifetime of a wireless sensor network (WSN) by designing energy efficient networking protocols, the impact of random device …
J Luo, JP Hubaux - … IEEE 24th Annual Joint Conference of the …, 2005 - ieeexplore.ieee.org
Although many energy efficient/conserving routing protocols have been proposed for wireless sensor networks, the concentration of data traffic towards a small number of base …
H Cotuk, K Bicakci, B Tavli… - IEEE Transactions on …, 2013 - ieeexplore.ieee.org
Transmission power control has paramount importance in the design of energy-efficient wireless sensor networks (WSNs). In this paper, we systematically explore the effects of …