With the high demand for wireless data traffic, WiFi networks have experienced very rapid
growth, because they provide high throughput and are easy to deploy. Recently, Channel …

Recently, device-free human behavior recognition has become a hot research topic and has
achieved significant progress in the field of ubiquitous computing. Among various …

Decimeter-level localization has become a reality, in part due to the ability to eliminate the
effects of multipath interference. In this paper, we demonstrate the ability to use multipath …

The emergence of radio frequency (RF) dependent device-free indoor occupancy detection
has seen slow acceptance due to its high fragility. Experimentation shows that an RF …

Device-free sensing of human gestures has gained tremendous research attention with the
recent advancements in wireless technologies. Channel State Information (CSI), a metric of …

Earpiece mode of smartphones is often used for confidential communication. In this paper,
we proposed a remote (> 2m) and motion-resilient attack on smartphone earpiece. We …

Wireless networks have been widely deployed with a high demand for wireless data traffic.
The ubiquitous availability of wireless signals brings new opportunities for non-intrusive …

Tag localization is crucial for many context-aware and automation applications in smart
homes, retail stores, or warehouses. While custom localization technologies (eg RFID) have …

Freezing of Gait (FOG) is an episodic absence of forward movement in Parkinson's Disease
(PD) patients and represents an onset of disabilities. FOG hinders daily activities and …

The ubiquity of WiFi devices combined with the ability to cover large areas, pass through
walls, and detect subtle motions makes WiFi signals an ideal medium for sensing …