The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 09, 2026
Filed:
Jun. 30, 2023
Applicant:
GM Global Technology Operations Llc, Detroit, MI (US);
Inventors:
John P. Weiss, Shelby Township, MI (US);
Manoj Sharma, Troy, MI (US);
Joseph F. Szczerba, Grand Blanc, MI (US);
Thomas Seder, Fraser, MI (US);
Assignee:
GM GLOBAL TECHNOLOGY OPERATIONS LLC, Detroit, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 27/01 (2006.01); G03B 21/20 (2006.01);
U.S. Cl.
CPC ...
G02B 27/01 (2013.01); G03B 21/2033 (2013.01); G03B 21/206 (2013.01); G02B 2027/0138 (2013.01); G02B 2027/014 (2013.01); G02B 2027/0181 (2013.01); G02B 2027/0196 (2013.01);
Abstract
A projector system for a head up display within a vehicle includes a vehicle vector graphics projector adapted to project a second graphical image onto the inner surface of the windshield of the vehicle, the second graphical image having a greater brightness than the first graphical image and including at least one vehicle tell-tale, and a calibration system adapted to test and calibrate a displayed tell-tale within the second graphical image.