The indoor positioning system (IPS) is becoming increasing important in accurately
determining the locations of objects by the utilization of micro-electro-mechanical-systems …

Fingerprint-based wireless indoor positioning approaches are widely used for location-
based services because wireless signals, such as Wi-Fi and Bluetooth, are currently …

In the last decade, the research on and the technology for outdoor tracking have seen an
explosion of advances. It is expected that in the near future, we will witness similar trends for …

With the wide spread of the Internet of Things (IoT), wireless localization technology has
provided various location-based applications and services. Radio frequency identification …

A new phase-based technique for localization and tracking of items moving along a
conveyor belt and equipped with ultrahigh frequency-radio frequency identification (UHF …

This paper presents a particle swarm optimization (PSO) in synthetic aperture radar (SAR)
methods to enable real-time 3D localization of UHF-RFID tags. The reader antennas are …

Global Positioning System (GPS) has been developed in outdoor environments in recent
years. GPS offers a wide range of applications in outdoor areas, including military, weather …

Indoor localization techniques have been extensively studied in the last decade. The well-
established technologies enable the development of Real-Time Location Systems (RTLS). A …

Indoor positioning technology is one of the cornerstones for many services in Internet-of-
Things (IoT) systems. However, the existing indoor positioning systems are still suffering …

This paper presents a 2-D localization system based on phase-of-arrival evaluation of
passive ultrahigh frequency (UHF) radio frequency identification (RFID) transponders. To …