This paper briefly overviews and discusses the existing techniques using antennas for
passive sensing, starting from the antenna operating principle and antenna structural design …

A magnetoelectric antenna (ME) can exhibit the dual capabilities of wireless energy
harvesting and sensing at different frequencies. In this article, a behavioral circuit model for …

Over the past decades, researchers have paid a lot of attention to hardware security,
especially in the Internet of Things (IoT) field. As a result, lots of security approaches have …

Cognitive communication utilizes transient openings in the spectrum to communicate
opportunistically, which is a promising technique to enable more efficient spectrum usage in …

In this work, the stage-reduced switched type phase shifter (STPS)-based low loss and
unequal phased array architecture without any power consumption is presented for 5G …

This article presents a closed-loop frequency and phase correction technique for distributed
beamforming to maximize the wireless radio frequency (RF) power transfer from multiple …

Recently, wireless sensor networks have been widely used for environmental and structural
safety monitoring. However, node batteries cannot be replaced or easily recharged in harsh …

In this paper, we present an ultra-low power wake-up receiver (WuRX) with effective
interference suppression capability. A specific robust design has been implemented to …

In this work, we propose a passive radio frequency (RF) front-end tailored for wake-up
receivers (WuRx) to be deployed in cellular Internet of Things (IoT) devices and wearables …

Pseudo-logarithmic signal-strength indicators are usually realized using a chain of
amplifiers with amplitude detectors at the output of each stage and summing the output of …