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. 12, 2026
Filed:
Sep. 12, 2023
GM Global Technology Operations Llc, Detroit, MI (US);
GM GLOBAL TECHNOLOGY OPERATIONS LLC, Detroit, MI (US);
Abstract
A method for processing vehicle camera lens obstructions including obtaining an image from a vehicle camera, generating a first camera lens dirt map according to pixel texture richness and color spectrum levels extracted from the image, obtaining a sequential feed of multiple frames from the vehicle camera, generating a second camera lens dirt map according to at least one salient region extracted from the multiple frames, combining the first camera lens dirt map and the second camera lens dirt map to generate a combined camera lens dirt map, and initiating at least one of automated lens cleaning or a camera lens obstruction signal, according to the combined camera lens dirt map.
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