The number of connected mobile devices and Internet of Things (IoT) is growing around us,
rapidly. Since most of people's daily activities are relying on these connected things or …

Indoor localization has recently and significantly attracted the interest of the research
community mainly due to the fact that Global Navigation Satellite Systems (GNSSs) typically …

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 …

This chapter presents the practical application of low‐cost printed‐circuit frequency‐
scanning antennas for efficient wireless networks with smart functionalities. The design …

In previous studies, ranging errors in the line of sight (LOS) environment were often
overlooked, resulting in an increase in positioning errors. In non-line of sight (NLOS) …

Indoor localization is a key research area and has been stated as a major goal for Sixth
Generation (6G) communications. Indoor localization faces many challenges, such as harsh …

Indoor location-based services have become more and more important due to their potential
applications in a wide range of personalized services in recent years. The accuracy of …

In a smartphone, the global navigation satellite system (GNSS) receiver is dominant in
providing position information for users. However, GNSS signals are vulnerable to the …

The emerging WiFi Round Trip Time measured by the IEEE 802.11 mc standard promised
sub-meter-level accuracy for WiFi-based indoor positioning systems, under the assumption …

High-precision indoor positioning technology is regarded as one of the core components of
artificial intelligence (AI) and Internet of Things (IoT) applications. Over the past decades …