A private fifth generation (5G) network is a dedicated 5G network with enhanced
communication characteristics, unified connectivity, optimized services, and customized …

With the rapid development of wireless communication technology, various indoor location‐
based services (ILBSs) have gradually penetrated into daily life. Although many other …

Indoor human sensing, recognition, and detection, as key enablers of building smart
environments, such as smart home, smart retail, and smart museum, have gained …

The fifth-generation (5G) networks have been massively deployed in commerce. The new
features introduced by 5G networks are beneficial to wireless positioning. In this study, the …

In this paper, we propose a contact-free breath tracking system, BreathTrack, to track the
status of breath using the off-the-shelf WiFi devices. BreathTrack exploits the phase variation …

Existing fingerprint-based indoor localization uses either fine-grained channel state
information (CSI) from the physical layer or coarse-grained received signal strength indicator …

Indoor positioning systems (IPSs) are attracting more and more attention from the academia
and industry recently. Among them, approaches based on WiFi techniques are more …

Fall is recognized as one of the most frequent accidents among elderly people. Many
solutions, either wearable or noncontact, have been proposed for fall detection (FD) …

In this paper, we introduce TR-BREATH, a time-reversal (TR)-based contact-free breathing
monitoring system. It is capable of breathing detection and multiperson breathing rate …

With the proliferation of Internet of Things (IoT) applications, billions of household
appliances, phones, smart devices, security systems, environment sensors, vehicles …