Indoor localization has recently witnessed an increase in interest, due to the potential wide
range of services it can provide by leveraging Internet of Things (IoT), and ubiquitous …

With the demand for economical and high-speed wireless services, Optical Wireless
Communication (OWC) has attracted increasing attention in both research and the market. In …

This paper presents the design and implementation of SpotFi, an accurate indoor
localization system that can be deployed on commodity WiFi infrastructure. SpotFi only uses …

Wi-Fi localization and tracking face accuracy limitations dictated by antenna count (for angle-
of-arrival methods) and frequency bandwidth (for time-of-arrival methods). This paper …

Indoor human tracking is fundamental to many real-world applications such as security
surveillance, behavioral analysis, and elderly care. Previous solutions usually require …

While visible light communication (VLC) has become the candidate for the wireless
technology of the 21st century due to its inherent advantages, VLC based positioning also …

Device-free passive indoor localization is playing a critical role in many applications such as
elderly care, intrusion detection, smart home, etc. However, existing device-free localization …

Indoor localization of mobile devices and tags has received much attention recently, with
encouraging fine-grained localization results available with enough line-of-sight coverage …

Exploiting the increasingly wide use of Light-emitting Diode (LED) lighting, in this paper, we
study the problem of using visible LED lights for accurate localization. The basic idea is to …

Signal processing on antenna arrays has received much recent attention in the mobile and
wireless networking research communities, with array signal processing approaches …