Intro -- Preface -- Contents -- Acronyms -- 1 Introduction and Book Objectives -- 1.1 GNSS for Safety of Life Applications -- 1.2 The Concept of Integrity in Satellite Navigation -- 1.3 From Aviation to the Railway Transportation Domain -- 1.4 Objectives -- References -- Part I GNSS Integrity -- 2 Review of Common Navigation Algorithms and Measurements Errors -- 2.1 Methods for Position Velocity and Time (PVT) Computation -- 2.1.1 Least Square Solution -- 2.1.2 Geometric Interpretation of Least Square Solution Using Orthogonal Subspaces -- 2.1.3 Weighted Least Square Solution and Subspace Projection -- 2.1.4 Covariance Matrix -- 2.1.5 Errors Due to the Receiving Hardware and Local Environment -- References -- 3 Fundamentals of Integrity Monitoring -- 3.1 Evaluation of the Confidence Interval in an AWGN Model -- 3.1.1 PL of a Single Coordinate, in Case of Zero-Mean Gaussian Position Error -- 3.1.2 Verification of the AWGN Model -- 3.1.3 Introduction to RAIM -- 3.2 Fault Detection in the Range Domain -- 3.2.1 Range Residual Method -- 3.2.2 Parity Method -- 3.2.3 Computation of the Decision Threshold for the AWGN Model -- 3.3 Fault Detection and Exclusion in the Position Domain -- 3.3.1 Solution Separation with a Single Fault -- 3.3.2 Bias Estimator -- 3.3.3 Solution Separation Test with a Generic Number of Faults -- 3.4 Comparison Between Methods in the Range and in the Position Domains -- 3.5 Residual and Solution Separation Tests: Geometric Interpretation and Efficient Implementation -- 3.5.1 Efficient Implementation in Single Fault Case -- 3.5.2 Efficient Implementation in Double Fault Case -- 3.6 Conclusions -- References -- 4 Evaluation of the Confidence Intervals -- 4.1 Confidence Interval in the Case of a Single Fault -- 4.1.1 Alert Limit, Integrity Risk, and Protection Level -- 4.1.2 The Effect of Bias in a Single Satellite.


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    Titel :

    GNSS for Rail Transportation : Challenges and Opportunities


    Beteiligte:
    Lo Presti, Letizia (Herausgeber:in) / Sabina, Salvatore (Herausgeber:in)


    Erscheinungsdatum :

    2018


    Format / Umfang :

    1 Online-Ressource (XII, 244 Seiten)


    Anmerkungen:

    Description based on publisher supplied metadata and other sources.



    Medientyp :

    Buch


    Format :

    Elektronische Ressource


    Sprache :

    Englisch



    Klassifikation :

    BKL:    74.48 Geoinformationssysteme / 55.34 Bahnbetriebstechnik
    DDC:    621.382



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