Facing unprecedented challenges due to global population aging and the prevalence of
chronic diseases, the healthcare sector is increasingly relying on innovative solutions …

Passive wireless sensors have attracted much attention due to their battery-less
characteristic in the Internet of Things. However, existing passive wireless sensors cannot …

The Internet of Meta-material Things (Meta-IoT) has shown its potential in future IoT
applications as they are battery-free and easy to maintain. Through a Meta-IoT sensor, we …

In the 21st century's wave of technological advancement, sensors, as a key component of
the Internet of Things (IoT), have significantly propelled the development of smart cities and …

The wireless control system (WCS) operating with massive ultrareliable and low-latency
communications is viewed as a promising technology for the Industrial Internet of Things …

This correspondence investigates a system of intelligent reflecting surface (IRS) backscatter
downlink multi-user communications coexisting with radar sensing. In the system, the radar …

The meta-material sensor has been regarded as a next-generation sensing technology for
the battery-free Internet of Things (IoT) due to its battery-free characteristic and improved …

This study presents a novel, ultrathin, and compact pentamerous metamaterial absorber
(PMA) designed for versatile applications across the electromagnetic spectrum. This design …

The Internet of Meta-material Things (Meta-IoT) has significant potential for future IoT
applications due to its ability to function without a battery and its ease of maintenance …

Obtaining fine-grained structural information about building through ubiquitous sensors is
crucial for assessing their aging and damage. However, due to the energy requirements …