Wireless sensor networks (WSNs) provide a virtual layer where the information about the
physical world can be accessed by computational systems. Mobile robots have long been …

One of the most effective approaches to increase the lifetime of wireless sensor networks
(WSNs), is the use of a mobile sink to collect data from sensor. In WSNs, mobile sinks …

Radio frequency (RF) based wireless power transfer provides an attractive solution to
extend the lifetime of power-constrained wireless sensor networks. Through harvesting RF …

Abstract Wireless NanoNetworks (WNNs) are wireless communication networks composed
of interacting nanonodes. The extremely limited capabilities and resources of nanonodes, as …

Mobile sink has been used by many routing algorithms to improve the network lifetime in
wireless sensor networks. Sink mobility brings new challenges to the sensor network. It …

Network performance optimization has always been one of the important research subjects
in mobile wireless sensor networks. With the expansion of the application field of MWSNs …

A novel energy-efficient data gathering scheme that exploits spatial-temporal correlation is
proposed for clustered wireless sensor networks in this paper. In the proposed method, dual …

Wireless sensor networks (WSNs) are characterized by many to one traffic pattern, where a
large number of nodes communicate their sensed data to the sink node. Due to heavy data …

In a wireless sensor network (WSN), sensor nodes collect data from the environment and
transfer this data to an end user through multi-hop communication. This results in high …

Target coverage and connectivity are two fundamental and critical issues in wireless sensor
networks. The former is for providing sufficient monitoring quality where all points of interest …