Patent ID: 8412413

Claim:
A vehicle windshield display system for detecting obstruction of a field of view of an operator to an area forward of a vehicle by a graphic displayed by a windshield display, said system comprising: the windshield display configured to be installed into the vehicle and configured to display the graphic on a windshield such that the graphic is located in the field of view of the operator of the vehicle, wherein the operator can see through the windshield display to the area forward of the vehicle when no graphic is being displayed; a camera configured to determine an image of the graphic being displayed on the windshield by the windshield display; and a controller configured to determine if the image indicates that the graphic being displayed in the field of view is obstructing the field of view of the operator to the area forward of the vehicle, and adjust the graphic displayed by the windshield display in a manner effective to reduce the obstruction of the field of view by the graphic.