1–20 von 28 Ergebnissen
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    Advanced technologies for satellite navigation and geodesy

    Freier Zugriff
    Giorgi, Gabriele / Schmidt, Tobias / Trainotti, Christian et al. | Deutsches Zentrum für Luft- und Raumfahrt (DLR) | 2019
    in global satellite navigation systems and satellite geodesy. Lasers stabilized with optical cavities or spectroscopy of molecular iodine are ...
    Schlagwörter: GNSS , Optical inter-satellite links , Inter satellite ranging , navigation

    Kepler - Satellite Navigation without Clocks and Ground Infrastructure

    Freier Zugriff
    Günther, Christoph | Deutsches Zentrum für Luft- und Raumfahrt (DLR) | 2018
    Global Navigation Satellite Systems receivers use pseudorange measurements for positioning and time determination. The control system uses ...
    Schlagwörter: Kepler Galileo Satellite Navigation Clocks Ground Infrastructure

    Next Generation GNSS For Navigation Of Future SAR Constellations

    Freier Zugriff
    Enderle, Werner / Fiedler, Hauke / De Florio, Sergio et al. | Deutsches Zentrum für Luft- und Raumfahrt (DLR) | 2006
    The next Generation of Global Satellite Navigation Systems (GNSS - GPS and Galileo) will provide enhanced performance with respect to ...
    Schlagwörter: GNSS , navigation

    Analysis and comparison of the performance of satellite navigation procedures from flight test data at Zurich Airport

    Freier Zugriff
    Bergamin, Cesario / Khan, Zeshan | Deutsches Zentrum für Luft- und Raumfahrt (DLR) | 2021
    of standalone signals by Global Navigation Satellite Systems (GNSS) and signals augmented by an operational Ground Based Augmentation System ...
    Schlagwörter: GNSS

    IMPACT STUDY ON CYBER THREATS TO GNSS AND FMS SYSTEMS

    Freier Zugriff
    Geister, Robert Manuel / Buch, Jan-Philipp / Niedermeier, Dominik et al. | Deutsches Zentrum für Luft- und Raumfahrt (DLR) | 2018
    cybersecurity threats especially on Global Navigation Satellite Systems (GNSS) and Flight Management Systems (FMS) was assessed. In order to do so ...

    Equatorial Plasma Depletions observed over Brazil - Impact on safety critical GNSS Navigation

    Freier Zugriff
    Dautermann, Thomas / Mayer, Christoph | Deutsches Zentrum für Luft- und Raumfahrt (DLR) | 2010
    are especially of concern for differential navigation systems based on global navigation satellite systems (GNSS) that operate on a single ...

    Developing a Spoofer Error Envelope for Tracking GNSS Signals

    Freier Zugriff
    Bamberg, Tobias / Konovaltsev, Andriy / Meurer, Michael | Deutsches Zentrum für Luft- und Raumfahrt (DLR) | 2022
    Global navigation satellite systems (GNSSs) are the most significant service for global positioning and timing. The high relevance and wide ...
    Verlag: The Institute of Navigation Inc
    Schlagwörter: GNSS

    Characterisation of Radio Frequency Interference for GNSS Maritime Applications

    Freier Zugriff
    Konovaltsev, Andriy / Perez Marcos, Emilio / Caizzone, Stefano et al. | Deutsches Zentrum für Luft- und Raumfahrt (DLR) | 2018
    frequency interference events in the frequency bands allocated to open services of global satellite navigation systems. The measurement set-up ...
    Schlagwörter: GNSS , navigation

    Bayesian Railway Localization System Based on Raw GNSS Measurements and Inertial Sensors

    Freier Zugriff
    Garcia Crespillo, Omar | Deutsches Zentrum für Luft- und Raumfahrt (DLR) | 2015
    a high cost in deployment and maintenance. On the other hand, Global Navigation Satellite Systems (GNSS) can provide a world-wide ...
    Schlagwörter: Global Navigation Satellite System (GNSS)

    GROUND AND SPACE BASED GNSS IONOSPHERE MONITORING DATA IN ESPAS

    Freier Zugriff
    Berdermann, Jens / Hoque, Mohammed Mainul / Kriegel, Martin et al. | Deutsches Zentrum für Luft- und Raumfahrt (DLR) | 2017
    Navigation Satellite System (GNSS) data provide a significant contribution for our understanding of the ionosphere, but also for improving operations ...
    Schlagwörter: GNSS

    Bayesian Time Delay Estimation of GNSS Signals in Dynamic Multipath Environments

    Freier Zugriff
    Lentmaier, Michael / Krach, Bernhard / Robertson, Patrick | Deutsches Zentrum für Luft- und Raumfahrt (DLR) | 2007
    reduction concepts that previously have been applied within maximum likelihood (ML) estimators. To demonstrate its capabilities under different GNSS ...
    Schlagwörter: Global Navigation Satellite Systems

    Simultaneous Localization and Calibration for Cooperative Radio Navigation

    Freier Zugriff
    Pöhlmann, Robert / Zhang, Siwei / Staudinger, Emanuel et al. | Deutsches Zentrum für Luft- und Raumfahrt (DLR) | 2022
    Cooperative radio localization and navigation systems can be used in scenarios where the reception of global navigation satellite system ...

    The MADMAX data set for visual‐inertial rover navigation on Mars

    Freier Zugriff
    Meyer, Lukas / Smisek, Michal / Fontan Villacampa, Alejandro et al. | Deutsches Zentrum für Luft- und Raumfahrt (DLR) | 2021
    global navigation satellite system data of two body antennas. Finally, we run two state-of-the-art navigation algorithms, ORB-SLAM2 and VINS-mono ...
    Schlagwörter: visual-inertial navigation , navigation

    Bayesian Detection and Tracking for Joint Positioning and Multipath Mitigation in GNSS

    Freier Zugriff
    Krach, Bernhard / Lentmaier, Michael / Robertson, Patrick | Deutsches Zentrum für Luft- und Raumfahrt (DLR) | 2007
    Schlagwörter: Global Navigation Satellite Systems

    Multi-Agent Navigation with Reinforcement Learning Enhanced Information Seeking

    Freier Zugriff
    Zhang, Siwei / Guerra, Anna / Guidi, Francesco et al. | Deutsches Zentrum für Luft- und Raumfahrt (DLR) | 2022
    challenging global navigation satellite systems (GNSS)-denied environments. In these environments, agents can rely on inter-agent measurements for ...
    Schlagwörter: robot navigation

    Impact of Satellite Biases on the Position in Differential MFMC Applications

    Freier Zugriff
    Thoelert, Steffen / Circiu, Mihaela-Simona / Meurer, Michael | Deutsches Zentrum für Luft- und Raumfahrt (DLR) | 2020
    Global navigation satellite systems (GNSS) are used in many applications and have been part of our daily life since years. In this work ...
    Schlagwörter: satellite bias , GNSS

    L band solar radio bursts on September 6, 2017 and its impact on GNSS signals

    Freier Zugriff
    Sato, Hiroatsu / Jakowski, Norbert / Berdermann, Jens et al. | Deutsches Zentrum für Luft- und Raumfahrt (DLR) | 2018
    Navigation Satellite System (GNSS). On September 6, 2017, GNSS signal interferences were observed at ground stations in the European sector from the ...
    Schlagwörter: GNSS

    Ionospheric Perturbations and Their Impact on GNSS - Investigated by DLRs High-Rate Receiver Chain

    Freier Zugriff
    Hlubek, Nikolai / Wilken, Volker / Gewies, Stefan et al. | Deutsches Zentrum für Luft- und Raumfahrt (DLR) | 2013
    Global Navigation Satellite Systems (GNSS) such as GPS, Galileo or Glonass provide good positioning results for a lot of applications ...
    Schlagwörter: GNSS

    GNSS based solutions for maritime “Safety of Life” Application with increased Accuracy Requirements

    Freier Zugriff
    Engler, Evelin / Noack, Thoralf / Beckheinrich, Jamila et al. | Deutsches Zentrum für Luft- und Raumfahrt (DLR) | 2008
    Future Global Navigation Satellite Systems (GNSS) like GALILEO or the modernised GPS will support “Safety of Life” (SoL) applications by ...
    Schlagwörter: GNSS Performance Assessment Facilty

    Navigation performance using the aeronautical communication system LDACS1 by flight trials

    Freier Zugriff
    Schneckenburger, Nicolas / Elwischger, Bernhard / Belabbas, Boubeker et al. | Deutsches Zentrum für Luft- und Raumfahrt (DLR) | 2013
    increasingly rely on GNSS (global navigation satellite systems) offering a highly superior navigation performance compared to the legacy systems. To ...
    Schlagwörter: Navigation