Patent ID: 11971541
Assignee: HARMAN INTERNATIONAL INDUSTRIES, INCORPORATED
Field: Optics (Instruments)
Classification: CPC G  B | IPC B  G

Claim 12:
13. A mirrorless heads up display device for a vehicle, the mirrorless heads up display device comprising:
a display;
at least one micro lens array distributed across a windshield of the vehicle;
a gaze-tracking module configured to receive gaze-tracking data indicating a user focal point of a user of the mirrorless heads up display device;
an optical element comprising a lenticular lens or parallax barrier positioned between the display and the at least one micro lens array; and
a display controller comprising a processor and memory storing instructions executable by the processor to control the display to output image light that passes through the lenticular lens or parallax barrier and the at least one micro lens array and impinges on the windshield to form a three-dimensional image without reflecting the image light by any mirror, a focal point of the three-dimensional image being dynamically changed to create a continuous plane based on the user focal point,
wherein the lenticular lens comprises an array of cylindrical lenses.