Emerging technologies, such as the Internet of Things, smart applications, smart grids, and
machine-to-machine networks stimulate the deployment of autonomous, self-configuring …

Energy efficiency has been a hot research topic for many years and many routing algorithms
have been proposed to improve energy efficiency and to prolong lifetime for wireless sensor …

Wireless sensor networks with fixed sink node often suffer from hot spots problem since
sensor nodes close to the sink usually have more traffic burden to forward during …

Increasingly emerging technologies in micro-electromechanical systems and wireless
communications allows mobile wireless sensor networks (MWSNs) to be a more and more …

Recently, wireless sensor network (WSN) has drawn wide attention. It can be viewed as a
network with lots of sensors that are autonomously organized and cooperate with each other …

Data collection through mobile sink (MS) in wireless sensor networks (WSNs) is an effective
solution to the hot-spot or sink-hole problem caused by multi-hop routing using the static …

Data gathering is the fundamental task of Wireless Sensor Networks (WSNs). Making a
balance between the energy consumption of sensors and the data gathering delay is …

In wireless sensor networks (WSNs), the benefits of exploiting the sink mobility to prolong
network lifetime have been well recognized. In physical environments, all kinds of obstacles …

Energy conservation or energy balance in the process of data gathering has always been a
crucial issue for prolonging the lifetime of wireless sensor networks (WSNs), especially on …

In WSN, mobility of the sink node is worthwhile since it creates potential way to gather
information from sensor nodes through direct communication. To mitigate the delay …