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41–60 of 186 hits
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    Time Transfer From GPS for Designing a SmallSat-Based Lunar Navigation Satellite System

    Free access
    Sriramya Bhamidipati / Tara Mina / Grace Gao | DOAJ | 2022
    Keywords: Naval Science

    Detecting GNSS Jamming and Spoofing on Android Devices

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    Nicholas Spens / Dong-Kyeong Lee / Filip Nedelkov et al. | DOAJ | 2022
    Keywords: Naval Science

    Digital Twin-Enabled Characterization of GNSS Multipath in Challenging Reference Stations Using a Dual-Polarized Probe

    Free access
    Ernest Ofosu Addo / Wahid Elmarissi / Stefano Caizzone | DOAJ | 2024
    Keywords: Naval Science

    A Consistent Regional Vertical Ionospheric Model and Application in PPP-RTK Under Sparse Networks

    Free access
    Sijie Lyu / Yan Xiang / Tiantian Tang et al. | DOAJ | 2023
    Keywords: Naval Science

    Resilient Smartphone Positioning Using Native Sensors and PPP Augmentation

    Free access
    Sihan Yang / Ding Yi / Sudha Vana et al. | DOAJ | 2023
    Keywords: Naval Science

    Surface Reflectivity Variations of Global Navigation Satellite System Signals From a Mixed Ice and Water Surface

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    Roohollah Parvizi / Shahrukh Khan / Alison F. Banwell et al. | DOAJ | 2024
    Keywords: Naval Science

    Formulation and Characterization of One-Way Radiometric Tracking with the Iris Radio Using a Chip-Scale Atomic Clock

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    Todd Ely / Zaid Towfic / Dana Sorensen | DOAJ | 2024
    Keywords: Naval Science

    Stochastic Reachability-Based GPS Spoofing Detection with Chimera Signal Enhancement

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    Tara Mina / Ashwin Kanhere / Shreyas Kousik et al. | DOAJ | 2023
    Keywords: Naval Science

    Perspectives on the Systematic (Type B) Uncertainties of UTC-UTC(k)

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    Demetrios Matsakis | DOAJ | 2023
    Keywords: Naval Science

    A Novel Co-Calibration Method for a Dual Heterogeneous Redundant Marine INS

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    Jiarui Cui / Wenqi Wu / Tiefeng Ma et al. | DOAJ | 2023
    Keywords: Naval Science

    Learning GNSS Positioning Corrections for Smartphones Using Graph Convolution Neural Networks

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    Adyasha Mohanty / Grace Gao | DOAJ | 2023
    Keywords: Naval Science

    An Embedded High-Precision GNSS-Visual-Inertial Multi-Sensor Fusion Suite

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    Cheng Liu / Shuai Xiong / Yongchao Geng et al. | DOAJ | 2023
    Keywords: Naval Science

    SBAS Protection Levels with Gauss-Markov K-Factors for Any Integrity Target

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    Julie Antic / Odile Maliet / Sébastien Trilles | DOAJ | 2023
    Keywords: Naval Science

    Instantaneous Sub-meter Level Precise Point Positioning of Low-Cost Smartphones

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    Jiale Wang / Fu Zheng / Yong Hu et al. | DOAJ | 2023
    Keywords: Naval Science

    A Station-Specific Ionospheric Modeling Method for the Estimation and Analysis of BeiDou-3 Differential Code Bias Parameters

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    Ningbo Wang / Zishen Li / Andrzej Krankowski et al. | DOAJ | 2022
    Keywords: Naval Science

    Improving GNSS Positioning Using Neural-Network-Based Corrections

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    Ashwin V. Kanhere / Shubh Gupta / Akshay Shetty et al. | DOAJ | 2022
    Keywords: Naval Science

    Improved Automatic Detection of GPS Satellite Oscillator Anomaly using a Machine-Learning Algorithm

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    Yunxiang Liu / Y. Jade Morton | DOAJ | 2022
    Keywords: Naval Science

    Visual Semantic Context and Efficient Map-Based Rotation-Invariant Estimation of Position and Heading

    Free access
    Junwoo Park / Sungjoong Kim / Kyungwoo Hong et al. | DOAJ | 2024
    Keywords: Naval Science

    Coherent Combining and Long Coherent Integration for BOC Signal Acquisition under Strong Interference

    Free access
    Chun Yang / Andrey Soloviev / Ananth Vadlamani et al. | DOAJ | 2022
    Keywords: Naval Science