Coverage and connectivity play a vital role in the performance and proper functioning of
wireless sensor networks (WSNs). Proper deployment of the sensor nodes has strong …

Energy stability on sensor nodes in wireless sensor networks (WSNs) is always an important
challenge, especially during data capturing and transmission of packets. The recent …

For efficient monitoring of marine environments using underwater wireless sensor networks
(UWSNs), a fundamental issue is to maximize network coverage as well as connectivity by …

Efficient deployment of the sensor nodes takes an important role in proper coverage and
connectivity of the wireless sensor networks (WSNs). The key issues that need to be taken …

This work proposes a structural enhancement and a new technique to design the loop filter
(LF) of a third-order phase-locked loop (PLL) to enhance the PLL dynamic performance …

In wireless sensor networks (WSNs), energy efficient wakeup scheduling of sensor nodes is
one of an efficient approach for saving the energy consumption of the network. Determining …

Grouping the sensor nodes into clusters is an effective way to organize wireless sensor
networks and to prolong the networks' lifetime. This paper presents a static clustering …

Positioning, coverage, and connectivity play important roles in next-generation wireless
network applications. The coverage in a wireless sensor network (WSN) is a measure of …

Energy efficiency and energy balance are two important performance indexes in wireless
sensor networks which determine the lifetime of networks. This paper proposes a protocol …

Multi-radio technology is regarded as a promising way to improve the performance of
Wireless Sensor Networks (WSNs) and has attracted much attention of researchers. It is very …