8 papers
Cellular Signal Constructed Convolutional Vision Transformer for High Accuracy Positioning
Junshi Chen, Xuhong Li, Russ Whiton +1
Modern cellular systems employ wide bandwidths and large antenna arrays to meet high data rate requirements. The high spatial and temporal resolution for communication also enables…
Vehicular Wireless Positioning -- A Survey
Sharief Saleh, Satyam Dwivedi, Russ Whiton +9
The rapid advancement of connected and autonomous vehicles has driven a growing demand for precise and reliable positioning systems capable of operating in complex environments. Me…
Robust Localization in Modern Cellular Networks using Global Map Features
Junshi Chen, Xuhong Li, Russ Whiton +2
Radio frequency (RF) signal-based localization using modern cellular networks has emerged as a promising solution to accurately locate objects in challenging environments. One of t…
Improving 3D Cellular Positioning Integrity with Bayesian RAIM
Liqin Ding, Gonzalo Seco-Granados, Hyowon Kim +4
Ensuring positioning integrity amid faulty measurements is crucial for safety-critical applications, making receiver autonomous integrity monitoring (RAIM) indispensable. This pape…
Wiometrics: Comparative Performance of Artificial Neural Networks for Wireless Navigation
Russ Whiton, Junshi Chen, Fredrik Tufvesson
Radio signals are used broadly as navigation aids, and current and future terrestrial wireless communication systems have properties that make their dual-use for this purpose attra…
Extended FastSLAM Using Cellular Multipath Component Delays and Angular Information
Junshi Chen, Russ Whiton, Fredrik Tufvesson
Opportunistic navigation using cellular signals is appealing for scenarios where other navigation technologies face challenges. In this paper, long-term evolution (LTE) downlink si…
Bayesian Integrity Monitoring for Cellular Positioning -- A Simplified Case Study
Liqin Ding, Gonzalo Seco-Granados, Hyowon Kim +4
Bayesian receiver autonomous integrity monitoring (RAIM) algorithms are developed for the snapshot cellular positioning problem in a simplified one-dimensional (1D) linear Gaussian…
High-Resolution Channel Sounding and Parameter Estimation in Multi-Site Cellular Networks
Junshi Chen, Russ Whiton, Xuhong Li +1
Accurate understanding of electromagnetic propagation properties in real environments is necessary for efficient design and deployment of cellular systems. In this paper, we show a…