Vehicle head-up display system
First Claim
Patent Images
1. A display system for a vehicle, said display system comprising:
- a head-up display unit disposed in a vehicle and operable to display information at a display area that is viewable by a driver of the vehicle when the driver is normally operating the vehicle;
wherein, when not displaying information at the display area but when said head-up display unit projects some light, there is a postcard effect at the display area;
wherein said head-up display unit comprises a display screen and projects light through said display screen for displaying information at the display area, and wherein said head-up display unit comprises a compensation film that attenuates light passing through said display screen to reduce the postcard effect at the display area of the vehicle; and
wherein, when said head-up display unit is deactivated and has a glow that is visible at the windshield, said compensation film diffuses edges of the display area to reduce sharp lines between dark grey, where the display area is located, and black, at areas surrounding the display area, so that the glow is not readily visible to and discernible by a person viewing the display area.
1 Assignment
0 Petitions
Accused Products
Abstract
A display system for a vehicle includes a head-up display unit operable to display at a display area information that is viewable by a driver of the equipped vehicle when the driver is normally operating the equipped vehicle. When not displaying images at the display area but when the head-up display unit projects some light, there is a postcard effect at the display area. The head-up display unit includes a display screen and a compensation film that attenuates light passing through the display screen to reduce the postcard effect at the display area of the equipped vehicle.
37 Citations
19 Claims
-
1. A display system for a vehicle, said display system comprising:
-
a head-up display unit disposed in a vehicle and operable to display information at a display area that is viewable by a driver of the vehicle when the driver is normally operating the vehicle; wherein, when not displaying information at the display area but when said head-up display unit projects some light, there is a postcard effect at the display area; wherein said head-up display unit comprises a display screen and projects light through said display screen for displaying information at the display area, and wherein said head-up display unit comprises a compensation film that attenuates light passing through said display screen to reduce the postcard effect at the display area of the vehicle; and wherein, when said head-up display unit is deactivated and has a glow that is visible at the windshield, said compensation film diffuses edges of the display area to reduce sharp lines between dark grey, where the display area is located, and black, at areas surrounding the display area, so that the glow is not readily visible to and discernible by a person viewing the display area. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
-
-
9. A display system for a vehicle, said display system comprising:
-
a head-up display unit disposed in a vehicle and operable to display information at a display area that is viewable by a driver of the vehicle when the driver is normally operating the vehicle; wherein the display area is at a windshield of the vehicle and wherein said head-up display unit is disposed at or in the instrumental panel and projects images toward the display area at the windshield of the vehicle; wherein, when not displaying information at the display area but when said head-up display unit projects some light, there is a postcard effect at the display area; wherein said head-up display unit comprises a display screen and projects light through said display screen for displaying information at the display area, and wherein said head-up display unit comprises a compensation film that attenuates light passing through said display screen to reduce the postcard effect at the display area of the vehicle; and wherein said compensation film is disposed in the optic path between said display screen and the display area to soften the sharp transition between a glow region and a black region. - View Dependent Claims (10, 11, 12, 13)
-
-
14. A display system for a vehicle, said display system comprising:
-
a head-up display unit disposed in a vehicle and operable to display information at a display area that is viewable by a driver of the vehicle when the driver is normally operating the vehicle; wherein the display area is at one selected from the group consisting of (i) a windshield of the vehicle and (ii) a combiner on top of a dashboard of the vehicle and facing the driver of the vehicle, and wherein said head-up display unit is disposed at or in the instrumental panel; wherein, when not displaying information at the display area but when said head-up display unit projects some light, there is a postcard effect at the display area; wherein said head-up display unit comprises a display screen and projects light through said display screen for displaying information at the display area, and wherein said head-up display unit comprises a compensation film that attenuates light passing through said display screen to reduce the postcard effect at the display area of the vehicle; and wherein, when said head-up display unit is deactivated and has a glow that is visible at the windshield, said compensation film diffuses edges of the display area to reduce sharp lines between dark grey, where the display area is located, and black, at areas surrounding the display area, so that the glow is not readily visible to and discernible by a person viewing the display area. - View Dependent Claims (15, 16, 17, 18, 19)
-
Specification