Wireless charging is a technology of transmitting power through an air gap to electrical
devices for the purpose of energy replenishment. The recent progress in wireless charging …

This paper surveys the energy-efficient routing protocols in wireless sensor networks
(WSNs). It provides a classification and comparison following a new proposed taxonomy …

The emerging Internet of Things (IoT) that effectively integrates cyber-physical space to
create smart environments will undoubtedly have a plethora of applications in the near …

In recent years, trust-aware routing protocol plays a vital role in security of wireless sensor
networks (WSNs), which is one of the most popular network technologies for smart city …

Abstract Wireless Multimedia Sensor Networks (WMSNs) have drawn tremendous attention
because of their potential impact on scientific research and their numerous attractive …

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

User-contributed or crowd-sourced information is becoming increasingly common. In this
paper, we consider the specific case of participatory sensing whereby people contribute …

Duty cycling mechanism has been widely used to conserve energy that consumed by idle
listening in wireless sensor networks, while fixed duty cycling introduces transmission …

A low duty-cycle operation medium access control (MAC) protocol is very important to
conserve energy for resource-constrained wireless sensor networks. Traditional sleep-wake …

The most important goal in event-driven wireless sensor networks is to transmit the event
information to users as soon as possible. One of the most important factors that would make …