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.

Date of Patent:
Sep. 23, 2025

Filed:

Mar. 23, 2023
Applicant:

Hon Hai Precision Industry Co., Ltd., New Taipei, TW;

Inventors:

Yu-Hsuan Chien, New Taipei, TW;

Chin-Pin Kuo, New Taipei, TW;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K 9/00 (2022.01); G06T 5/80 (2024.01); G06V 20/56 (2022.01);
U.S. Cl.
CPC ...
G06V 20/588 (2022.01); G06T 5/80 (2024.01);
Abstract

A lane line recognition method applied to an electronic device is provided. In the method, the electronic device converts a first foreground image into a bird's-eye view (BEV) image and determines the initial positions of the left lane line and the right lane line of the BEV image and fits a first curve and a second curve after a first sliding window slid each time and fits a third curve and a fourth curve after a second sliding window slid each time. The electronic device recognizes the left lane line according to the second curve and the right lane line according to the fourth curve. The method improves accuracy for recognizing lane lines of a road when a vehicle is moving on the road.


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