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. 16, 2025

Filed:

Aug. 26, 2022
Applicant:

Shenzhen Yinwang Intelligent Technologies Co., Ltd., Shenzhen, CN;

Inventors:

Minzhen Li, Shanghai, CN;

Cheng Chen, Shenzhen, CN;

Ling Cheng, Shenzhen, CN;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01C 21/00 (2006.01); B60W 60/00 (2020.01);
U.S. Cl.
CPC ...
G01C 21/3815 (2020.08); B60W 60/001 (2020.02); B60W 2552/05 (2020.02); B60W 2552/10 (2020.02); B60W 2554/4044 (2020.02); B60W 2556/40 (2020.02);
Abstract

A map construction method and a related apparatus are provided. The method includes: obtaining, based on manual driving track data and/or an obstacle grid map, road information, intersection information, and lane information of a region through which a vehicle has traveled; obtaining road traffic direction information based on the manual driving track data and the road information, and obtaining lane traffic direction information based on the lane information and the road traffic direction information; obtaining intersection entry and exit point information based on the intersection information and the lane traffic direction information; and performing, based on the intersection entry and exit point information, an operation of generating a virtual topology center line to obtain an autonomous driving map of the region through which the vehicle has traveled, where the virtual topology center line is a traveling boundary line of the vehicle in an intersection region.


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