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:
Aug. 25, 2026
Filed:
May. 13, 2024
Applicant:
GM Global Technology Operations Llc, Detroit, MI (US);
Inventors:
Assignee:
GM GLOBAL TECHNOLOGY OPERATIONS LLC, Detroit, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01C 21/00 (2006.01);
U.S. Cl.
CPC ...
G01C 21/3848 (2020.08); G01C 21/3841 (2020.08);
Abstract
A method for aligning a plurality of local maps with a global coordinate system includes quantifying a global navigation satellite system (GNSS) error at each of a plurality of locations within an environment. The method further includes determining a plurality of anchor points within the environment based at least in part on the GNSS error at each of the plurality of locations. The method further includes aligning the plurality of local maps with the global coordinate system based at least in part on the plurality of anchor points.