Hierarchical wireless sensor networks (WSNs) have been shown to improve system performance, reduce messages redundancy, and economize energy. However, due to the characteristics o...
Yi-Ying Zhang, WenCheng Yang, Kee-Bum Kim, Min-Yu ...
— This paper deals with a system level design solution to support information gathering in the presence of a mobile querying node that experiences frequent disconnections from a ...
David Tacconi, Iacopo Carreras, Daniele Miorandi, ...
This paper presents a time division multiple access medium access control protocol for wireless sensor / actuator networks implemented with a contention-free message scheduler. A ...
Thomas W. Carley, Moussa A. Ba, Rajeev Barua, Davi...
Many Wireless Sensor Network (WSN) applications are composed of a mixture of deployed devices with varying capabilities, from extremely constrained 8-bit "Motes" to less...
Lewis Girod, Jeremy Elson, Alberto Cerpa, Thanos S...
Recently, wireless sensor networks have been widely discussed in many applications. In this paper, we propose a novel 3D emergency service that aims to guide people to safe places...