Hexagon | NovAtel Positioning Engine
![](https://play.vidyard.com/yp9YajECJvaQoG3Bt6H84D.jpg)
Even with additional sensors like LiDAR or INS, GNSS remains the only absolute sensor on an autonomous vehicle.
Our positioning engine combines measurements from GNSS and IMU sensors with TerraStar X corrections to provide accuracy, reliability, and safety to autonomous cars.
Our positioning engine combines measurements from GNSS and IMU sensors with TerraStar X corrections to provide accuracy, reliability, and safety to autonomous cars.