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:
Sep. 29, 2026
Filed:
Aug. 07, 2024
Aurora Operations, Inc., Pittsburgh, PA (US);
Dung-Han Lee, Baltimore, MD (US);
AURORA OPERATIONS, INC., Pittsburgh, PA (US);
Abstract
An example method includes obtaining a LIDAR scan including a plurality of LIDAR points. The LIDAR scan being descriptive of an environment of an autonomous vehicle. The method includes obtaining a surfel map descriptive of the environment. The surfel map includes a plurality of surfels. The method includes classifying each of the plurality of LIDAR points as an explained LIDAR point or an unexplained LIDAR point based on an alignment of the LIDAR scan to the surfel map, wherein an explained LIDAR point is a LIDAR point that matches a surfel in the surfel map. The method includes shifting the LIDAR scan along a longitudinal direction for a plurality of iterations. The method includes determining a longitudinal bias for each of the plurality of iterations. The method includes performing an operation for the autonomous vehicle based on the longitudinal bias.