WiFi-based contactless sensing has attracted a tremendous amount of attention due to its
pervasiveness, low-cost, and non-intrusiveness to users. Existing systems mainly leverage …

The limited bandwidth of Wi-Fi severely confines the granularity (especially in differentiating
multiple subjects) of Wi-Fi sensing, posing a significant challenge for its wide adoption …

There is much interest in fine-grained RFID localization systems. Existing systems for
accurate localization typically require infrastructure, either in the form of extensive reference …

Precise localization encompassing diverse indoor spaces is the key to immersive interaction
services. In practice, indoor localization often undergoes blind spots as RF is easily blocked …

WiFi-based device localization is a key enabling technology for smart applications, which
has attracted numerous research studies in the past decade. Most of the existing …

Integrated Sensing and Communication (ISAC) has been witnessed to be a new paradigm
of wireless sensing in 5G networks. Users can benefit from pervasive sensing applications in …

WiFi backscatter localization is a promising technology for the Internet of Things. However,
existing works cannot work well for large-scale and low-cost tags with commodity WiFi …

This paper presents μ Tag, an ultra-low-power backscatter sensor that supports high-
frequency sensing of a large number of targets simultaneously. The core of μ Tag is an RF" …

Backscatter sensing has shown great potential in the Internet of Things (IoT) and has
attracted substantial research interest. We present LoMu, the first long-range multi-target …

Global Navigation Satellite System (GNSS) is extensively utilized for outdoor positioning and
navigation. However, achieving high-precision indoor positioning is challenging due to the …