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:
May. 04, 2021
Filed:
Nov. 19, 2019
Applicant:
GM Global Technology Operations Llc, Detroit, MI (US);
Inventors:
James W. Wells, Rochester Hills, MI (US);
Jinglin Li, Troy, MI (US);
Kai-Han Chang, Madison Heights, MI (US);
Thomas A. Seder, Fraser, MI (US);
Assignee:
GM GLOBAL TECHNOLOGY OPERATIONS LLC, Detroit, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 27/01 (2006.01); B32B 17/10 (2006.01);
U.S. Cl.
CPC ...
G02B 27/0179 (2013.01); B32B 17/10036 (2013.01);
Abstract
A HUD apparatus for a vehicle includes a HUD patch defined upon a reflective surface of a windshield of the vehicle. A virtual image generator projects a virtual image within the HUD patch. An image sensor is coaligned with the virtual image generator and has a field of view including the HUD patch. A controller is configured to receive, from the image sensor, a HUD patch image, and to adjust the projected virtual image based upon the HUD patch image.