With the development of the Internet of Things (IoT), many kinds of wireless signals (eg, Wi-
Fi, LoRa, RFID) are filling our living and working spaces nowadays. Beyond communication …

Recent developments on DFWS have shown that wireless signals can be utilized not only as
a communication medium to transmit data, but also as an enabling tool for realizing non …

Recent research has demonstrated the feasibility of detecting human respiration rate non-
intrusively leveraging commodity WiFi devices. However, is it always possible to sense …

Device-free wireless localization and activity recognition is an emerging technique, which
could estimate the location and activity of a person without equip** him/her with any …

Despite its importance, walking direction is still a key context lacking a cost-effective and
continuous solution that people can access in indoor environments. Recently, device-free …

In application verticals that rely on mission-critical control, such as cooperative intelligent
transport systems (C-ITS), 5G-Advanced networks must be able to provide dynamic …

Recent studies have demonstrated the success of using the channel state information (CSI)
from the WiFi signal to analyze human activities in a fixed and well-controlled environment …

In this paper, we study the feasibility of an opportunistic radar, which exploits the probing
signals transmitted during the sector level sweep of the IEEE 802.11 ad beamforming …

Abstract Recent progress in Device-Free Wi-Fi Sensing (DFWS) has established the use of
wireless signals like Wi-Fi not only to communicate but also as a tool to enable device-free …

Fall detection and localization of human operators inside a workspace are major issues in
ensuring a safe working environment. Recent research has shown that the perturbations of …