A Bayesian approach to multipath mitigation in GNSS receivers

P Closas, C Fernandez-Prades… - IEEE Journal of …, 2009 - ieeexplore.ieee.org
Multipath is known to be one of the most dominant sources of accuracy degradation in
satellite-based navigation systems. Multipath may cause biased position estimates that …

Cramér–Rao bound analysis of positioning approaches in GNSS receivers

P Closas, C Fernandez-Prades… - IEEE Transactions …, 2009 - ieeexplore.ieee.org
Recently, direct position estimation (DPE) has arisen as a potential approach to deal with
the positioning problem in global navigation satellite system receivers. The conventional …

Antenna array based GNSS signal acquisition for interference mitigation

J Arribas, C Fernandez-Prades… - IEEE Transactions on …, 2013 - ieeexplore.ieee.org
This work addresses the signal acquisition problem using an array of antennas in the
general framework of Global Navigation Satellite Systems (GNSS) receivers. We propose a …

[BUCH][B] Transatlantic space politics: Competition and cooperation above the clouds

SC Wang - 2013 - taylorfrancis.com
This book examines transatlantic politics through an analysis of 60 years of US-European
strategic interaction in space. The significance of space politics for the study of transatlantic …

A statistical multipath detector for antenna array based GNSS receivers

P Closas, C Fernández-Prades - IEEE Transactions on …, 2011 - ieeexplore.ieee.org
The performance of Global Navigation Satellite Systems (GNSS) is known to be severely
affected in multipath scenarios, providing a biased position solution which could jeopardize …

[BUCH][B] Bayesian signal processing techniques for GNSS receivers: from multipath mitigation to positioning

P Closas Gómez - 2009 - upcommons.upc.edu
This dissertation deals with the design of satellite-based navigation receivers. The term
Global Navigation Satellite Systems (GNSS) refers to those navigation systems based on a …

Simulation of multi-element antenna systems for navigation applications

A Hornbostel, A Konovaltsev, H Denks… - IEEE Systems …, 2008 - ieeexplore.ieee.org
The application of user terminals with multiple antenna inputs for use with the global
navigation satellite systems like Global Positioning System (GPS) and Galileo has attracted …

On the maximum likelihood estimation of position

P Closas, C Fernández-Prades… - Proceedings of the 19th …, 2006 - ion.org
In this paper, we obtain the Maximum Likelihood Estimator (MLE) of position in the
framework of Global Navigation Satellite Systems (GNSS) for an antenna array based …

High resolution jamming detection in global navigation satellite systems

M Moussa - Ph. D. Thesis, Electrical and Computer …, 2015 - library-archives.canada.ca
Abstract Global Positioning System (GPS) is increasingly threatened by interference and
especially jamming. They are substantial threats to the functions that rely on the GPS …

Adaptive array antenna for GPS interference mitigation and its performance analysis

W Lijun, Z Huichang, Y **aoniu - … International Conference on …, 2007 - ieeexplore.ieee.org
GPS signal is very weak and easily influenced by interference or jamming. An antenna array
with beamforming algorithm can be used to mitigate interference and improve GPS signal …