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NMEA2UM

NMEA2UM generates the ECEF user motion file for GPS-SDR-SIM from NMEA GGA data simulated by the free GPS NMEA simulation software from LabSat:

http://www.labsat.co.uk/index.php/en/free-gps-nmea-simulator-software

Usage

nmea2um <nmea_gga> <user_motion>

Instructions

  1. Sketch out a route in Google Earth.
  2. Save the path as a KML file.
  3. Load the KML file in SatGen.
  4. Set the output rate at 10Hz and generate a NMEA file.
  5. Conver the NMEA data to the user motion CSV format.