Device and process for displaying navigation information
First Claim
1. A process for displaying navigation information on a projection surface (5) in a vehicle, the vehicle including a navigation system (1), the process comprising continuously obtaining position information data for the vehicle via a satellite supported system (10), using an image producing unit (2), producing a display of navigation information acquired from the navigation system (1), and displaying this navigation information in an image of the vehicle environment on a the projection surface (5), wherein a determination is made as to the reliability of the position data, and wherein the image producing unit (2) varies the mode of display of the navigation information depending upon the level of reliability.
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Abstract
The invention concerns a process and a device for displaying navigation information on a projection surface in a vehicle, including a navigation system, which by means of a satellite supported system continuously acquires position information for the vehicle, and which by means of an image producing unit produces navigation information or driving directions obtained from the navigation system within an image of the vehicle environment, wherein a reliability value for the position data is determined, and the image producing unit produces the navigation information in various display modes depending upon the reliability value.
37 Citations
19 Claims
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1. A process for displaying navigation information on a projection surface (5) in a vehicle, the vehicle including a navigation system (1), the process comprising
continuously obtaining position information data for the vehicle via a satellite supported system (10), using an image producing unit (2), producing a display of navigation information acquired from the navigation system (1), and displaying this navigation information in an image of the vehicle environment on a the projection surface (5), wherein a determination is made as to the reliability of the position data, and wherein the image producing unit (2) varies the mode of display of the navigation information depending upon the level of reliability.
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9. A device for displaying navigation information upon a projection surface (5) in a vehicle, including
a navigation system (1), for continuously obtaining position data for the vehicle via a satellite supported system (10) and an image producing unit (2) for producing navigation information from output of the navigation system and displaying this in an image of the vehicle environment upon the projection surface (5), a device for determination of the reliability of the position data (3), which device is connected with the image producing unit (2), for producing various modes of display for the navigation information, the display mode depending upon the degree of reliability.
Specification