GNSS (global navigation satellite system)

Simulating where and when you are

The precise generation of GNSS signals in open and closed loop test systems is an important factor of the simulated physical environment.

Tight synchronization with other signals of the test system (such as V2X) is a requirement for high-quality testing.

Various aspects of high performance GNSS simulation are integrated for test and measurement.
GNSS Simulation features include

  • Real time position and/or altitude injection in HIL mode
  • HIL GNSS Receiver simulation <100Hz
  • Static and dynamic trajectory simulation
  • Antenna pattern simulation
  • Simulation of atmospheric effects
  • 3D-GNSS multipath simulation abilities integrated with
    the scenario generation
  • Recording and replay modules
  • Various constellation file formats
  • Support of GPS, Galileo, Glonass, Beidou and other standards
  • Full integration with NI VeriStand and S.E.A. TestMaster®
  • And much more …

S.E.A. is the German representative of the French GNSS specialist M3 Systems. S.E.A. tightly integrates the M3 products into open loop and HIL ADAS test systems. 
The versatile GNSS solutions of M3 Systems for test and measurement support any aspect of GNSS simulation.

The M3 GNSS RF simulation is based on National Instruments RF-components and software defined radio technology (SDR).

Beside simulation for testing, further in-depth consultancy for GNSS is available.

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Your benefits

  • Wide portfolio of GNSS simulation adaptable to your needs
  • In-depth technology expertise and consultancy available
  • Application oriented integration with other signals
  • Future safe based on standard NI off-the-shelf components and SDR technology

Background

GNSS such as GPS, Galileo, Glonass, and Beidou are a key component for the determination of the correct absolute position of the vehicle on the globe. It provides for the navigation of the system on the road.

Another very important use of GNSS information in ADAS applications is to acquire the absolute position and time required for each message exchanged between the participants in traffic, e.g. a V2X message received from another vehicle can only be evaluated if absolute time and position are available and in sync with the coordinates of the evaluating vehicle.