1–20 von 39 Ergebnissen
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    Open Source GNSS Reference Server for Assisted-Global Navigation Satellite Systems

    Li, Binghao | Online Contents | 2011
    Schlagwörter: Navigation

    GNSS Jamming Resilience for Close to Shore Navigation in the Northern Sea

    Glomsvoll, Oeystein | Online Contents | 2017
    Navigation Satellite System (GNSS) signals. This paper presents results from GNSS jamming trials conducted in the northern part of Norway, confirming ...
    Schlagwörter: Navigation , Navigation systems , Global positioning systems--GPS

    Dynamic GNSS Mission Planning Using DTM for Precise Navigation of Autonomous Vehicles

    Nowak, Aleksander | Online Contents | 2016
    Nowadays, the most widely used method for estimating location of autonomous vehicles in real time is the use of Global Navigation Satellite ...
    Schlagwörter: Navigation , Navigation systems

    Seamless Indoor-Outdoor Navigation based on GNSS, INS and Terrestrial Ranging Techniques

    Wei Jiang | Online Contents | 2017
    We describe an integrated navigation system based on Global Navigation Satellite Systems (GNSS), an Inertial Navigation System (INS) and ...
    Schlagwörter: Navigation , Inertial navigation , Navigation systems , GNSS , Navigation satellites , Global navigation satellite system

    Bayesian Inference of GNSS Failures

    Carl Milner | Online Contents | 2016
    appropriate by applying Bayesian inference to real and hypothetical fault histories. Global Navigation Satellite System (GNSS) anomalies include clock ...
    Schlagwörter: Navigation , Navigation systems , Global positioning systems--GPS

    Characterisation of GNSS Space Service Volume

    Shuai Jing | Online Contents | 2015
    There is increasing demand for navigation capability for space vehicles. The idea to extend the application of Global Navigation Satellite ...
    Schlagwörter: Navigation , GNSS , Navigation systems , Satellite communications

    A Quasi-constant Envelope Multiplexing Technique for GNSS Signals

    Tao Yan | Online Contents | 2015
    A significant feature of the modernised Global Navigation Satellite System (GNSS) signals is that there are multiple signal components ...
    Schlagwörter: Navigation , Global Navigation Satellite System (GNSS) , Satellite systems , Global positioning systems--GPS

    A Simple Observer for Gyro and Accelerometer Biases in Land Navigation Systems

    Vasiliy M Tereshkov | Online Contents | 2015
    In various applications of land vehicle navigation and automatic guidance systems, Global Navigation Satellite System/Inertial Measurement ...
    Schlagwörter: Navigation , Navigation systems , GNSS , Systems and Control , Dynamical Systems

    Proposed OFDM Modulation for Future Generations of GNSS Signal System

    He, Ting | Online Contents | 2016
    Navigation Satellite Systems (GNSS). One is the extremely low transmission rate of navigation messages. The other is the pseudorange error caused by ...
    Schlagwörter: Navigation , Global positioning systems--GPS , Navigation systems

    Some Remarks on PDOP and TDOP for Multi-GNSS Constellations

    Yunlong Teng | Online Contents | 2015
    For single point positioning solutions with multi-Global Navigation Satellite System (GNSS) constellations, the Position Dilution Of ...
    Schlagwörter: Navigation , Navigation systems , Satellite Navigation , GNSS , Global positioning systems--GPS

    Some Remarks on PDOP and TDOP for Multi-GNSS Constellations

    Teng, Yunlong | Online Contents | 2015
    For single point positioning solutions with multi-Global Navigation Satellite System (GNSS) constellations, the Position Dilution Of ...
    Schlagwörter: Navigation , Navigation systems , Global positioning systems--GPS

    GNSS-based Orbital Filter for Earth Moon Transfer Orbits

    Capuano, Vincenzo | Online Contents | 2016
    in using Global Navigation Satellite Systems (GNSSs) as navigation systems for space missions that require good accuracy and low operating ...
    Schlagwörter: Navigation

    Smartphone Shadow Matching for Better Cross-street GNSS Positioning in Urban Environments

    Lei Wang | Online Contents | 2015
    Global Navigation Satellite System (GNSS) shadow matching is a new positioning technique that determines position by comparing the measured ...
    Schlagwörter: Navigation , Navigation systems , Satellite systems , GNSS

    A DSRC Doppler/IMU/GNSS Tightly-coupled Cooperative Positioning Method for Relative Positioning in VANETs

    Shen, Feng | Online Contents | 2017
    Global Satellite Navigation Systems (GNSS) receivers do not satisfy the requirements of these applications. Fortunately, Cooperative Positioning ...
    Schlagwörter: Navigation , Global positioning systems--GPS , Navigation systems

    Applying Standard Digital Map Data in Map-aided, Lane-level GNSS Location

    David Bétaille | Online Contents | 2015
    Urban positioning using the Global Positioning System (GPS) is challenging because of multipath. Urban canyons limit open sky visibility ...
    Schlagwörter: Navigation , GNSS , Global positioning systems--GPS

    A Robust Strategy for Ambiguity Resolution Using Un-Differenced and Un-Combined GNSS Models in Network RTK

    Wang, Denghui | Online Contents | 2015
    modified strategy based on an Un-Differenced (UD) and Un-Combined (UC) model. The satellite clocks are estimated as parameters, which are properly ...
    Schlagwörter: Navigation , Global positioning systems--GPS , Navigation systems

    Diagnostic Tools Using a Multi-Constellation Single-Receiver Single-Satellite Data Validation Method

    Ahmed El-Mowafy | Online Contents | 2015
    observations is presented. This method validates Global Navigation Satellite System (GNSS) measurements of a single receiver where data from each ...
    Schlagwörter: Navigation , GNSS , Navigation systems , Global positioning systems--GPS

    Measurement Signal Quality Assessment on All Available and New Signals of Multi-GNSS (GPS, GLONASS, Galileo, BDS, and QZSS) with Real Data

    Yiming Quan | Online Contents | 2016
    Global Navigation Satellite Systems (GNSS) Carrier Phase (CP)-based high-precision positioning techniques have been widely used in geodesy ...
    Schlagwörter: Navigation , Global positioning systems--GPS , Navigation systems

    Multi-Region Scene Matching Based Localisation for Autonomous Vision Navigation of UAVs

    Jin, Zhenlu | Online Contents | 2016
    as a Global Navigation Satellite System. Conceptually, the system computes the location of the UAV by comparing the sensed images taken by an ...
    Schlagwörter: Navigation , Navigation systems , Vision systems

    GPS Precise Point Positioning with the Japanese Quasi-Zenith Satellite System LEX Augmentation Corrections

    Suelynn Choy | Online Contents | 2015
    are compatible and interoperable with other Global Navigation Satellite Systems (GNSS). In addition to navigation signals, QZSS also transmits ...
    Schlagwörter: Satellite systems , Navigation , Global Positioning System (GPS) , Global positioning systems--GPS , Quasi-Zenith Satellite System (QZSS)