Patent Number: 8,817,090

Title: Luminance uniformity compensation of vector projection display

Abstract: A method to display a projected parametric curve upon a substantially transparent windscreen head-up display includes monitoring a desired parametric curve comprising a plurality of control points and a plurality of graphic segments based upon the control points, determining a luminance indicator for each of the segments, and utilizing the luminance indicator to command uniform luminance among the plurality of graphic segments.

Inventors: Szczerba; Joseph F. (Grand Blanc, MI), Seder; Thomas A. (Northville, MI), Cui; Dehua (Northville, MI)

Assignee: GM Global Technology Operations LLC

International Classification: H04N 7/00 (20110101)

Expiration Date: 8/26/12018