The recent breakthrough in wireless power transfer (WPT) technology has empowered
wireless rechargeable sensor networks (WRSNs) by facilitating stable and continuous …

Clustering has been accepted as one of the most efficient techniques for conserving the
energy of wireless sensor networks (WSNs). In cluster-based WSN, the cluster heads (CH) …

The energy problem and limited capacity of batteries have been fundamental constraints in
many wireless sensor network (WSN) applications. For WSN, the wireless energy …

Charger placement is an important problem in improving the quality of service in wireless
rechargeable sensor networks. This paper studies the problem of W ireless Ch A rger …

Border Surveillance system is a major security issue in all nations. In border surveillance
systems, wireless sensor networks are one of the most important technologies which are …

In Wireless Rechargeable Sensor Networks (WRSN), wireless energy transfer procedures
are provided to recharge sensor batteries using chargers. WRSN provide energy …

In this modern and technological world, everyone needs to communicate globally without
any limitations in connectivity. It can be achieved using a Wireless Sensor Network (WSN) …

Effective monitoring of illegal border crossings is a complex problem. Therefore, Border
Security Systems (BSS) are deployed at border crossings to detect unauthorised intrusions …

Wireless Sensor Network (WSNs) is an infrastructure-less wireless network deployed in an
increasing number of wireless sensors in an ad-hoc manner. As the sensor nodes could be …

Coverage is an important indicator of the data acquisition and transmission of the Internet of
Things IoT sensing layer. However, the sensor nodes are equipped with battery units, which …