A method and apparatus are presented for providing a compact extended ephemeris package for GNSS processing. An extended ephemeris service provides orbit trajectories and clock corrections which are predicted into the future for navigation satellites. The extended ephemeris package format used allows the ephemeris information to be sent quickly and efficiently, even when using a low bandwidth communication network. Client GNSS receiver devices obtain the extended ephemeris package and extract the satellite ephemeris information for later use. This allows a client device to operate for many days or weeks without needing to decode or receive new satellite ephemeris information.


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    Title :

    METHOD AND APPARATUS FOR PROVIDING A COMPACT EXTENDED EPHEMERIS PACKAGE FOR GNSS PROCESSING


    Additional title:

    VERFAHREN UND VORRICHTUNG ZUR HERSTELLUNG EINER KOMPAKTEN ERWEITERTEN EPHEMERIDEN VERPACKUNG ZUR GNSS-VERARBEITUNG
    PROCÉDÉ ET APPAREIL DE FOURNITURE DE PAQUET D'ÉPHÉMÉRIDES ÉTENDUES COMPACT POUR TRAITEMENT DE SYSTÈME MONDIAL DE NAVIGATION PAR SATELLITE (GNSS)



    Publication date :

    2021-04-14


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B64G Raumfahrt , COSMONAUTICS / G01S RADIO DIRECTION-FINDING , Funkpeilung



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