The growth of Internet of Things (IoT) devices continues to experience an exponential rise
due to their vast applications in various industries. However, sustaining their operational …

Cognitive radio is a technology that allows Secondary Users (SUs) to access vacant
spectrum areas allocated to Primary Users (PUs) by dynamically adjusting their settings …

Internet-of-Things (IoT) has been widely applied in various domains during the past
decades. However, battery-powered IoT devices are notorious for the limited lifetime due to …

In recent years, lightweight sensors have become essential for advancing technologies,
particularly in wireless sensor networks (WSNs). A persistent challenge in WSNs is …

The evolution of software-defined radios and reconfigurable intelligent surfaces (RIS) has
enabled on-the-fly control and reconfigurability at the physical layer parameters and radio …

Wireless sensor networks (WSNs) are a cornerstone of modern Internet of Things (IoT)
infrastructure, enabling seamless data collection and communication for many IoT …

For many years, energy harvesting wireless sensor networks (EH-WSNs) development and
implementation have been an important and emerging concept in develo** technology …

In order to improve the output power density and achieve small footprint of piezoelectric
energy harvester (PEH), a high-performance spiral PEH with wraparound proof mass is …

The combination of ambient backscatter (AB) communications (ABCs) and RF-powered
cognitive radio networks (CRNs) deals with challenges of both energy supply and spectrum …

Recent advances in wireless communications have paved the way to a tremendous
increase in the number of connected devices. As this number continues to grow, so do the …