Process of in-vehicle GPS Satellite Navigation The table below outlines the steps taken, by an in-vehicle satellite navigation device, to provide live route-planning information. Outline | Description | - Calculation of vehicle position
| Calculates the vehicle position (direction and current location) and creates a track | - Processing of the vehicle position data on the map
| Displays the current location and the track of the vehicle on the map | | Compares the data of the current location and the track of the vehicle against the map data and aligns the vehicle position with the nearest road. | | Aligns the vehicle position to the position plotted by the GPS. | | Reduces (or corrects) the difference between the driving distance signals and distance data on the map |
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Construction of Car Navigation The car navigation system consists of a Navigation ECU, display, GPS antenna and a remote controller.
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