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:
Jun. 09, 2026

Filed:

Dec. 13, 2022
Applicant:

Beijing Smarter Eye Technology Co. Ltd, Beijing, CN;

Inventors:

Qiwei Xie, Beijing, CN;

Ran Meng, Beijing, CN;

Hua Chai, Beijing, CN;

An Jiang, Beijing, CN;

Feng Cui, Beijing, CN;

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06V 40/16 (2022.01); G06T 7/521 (2017.01); G06T 7/593 (2017.01); H04N 13/271 (2018.01);
U.S. Cl.
CPC ...
H04N 13/271 (2018.05); G06T 7/521 (2017.01); G06T 7/593 (2017.01); G06T 2207/10028 (2013.01);
Abstract

A method and a system for extracting a dense disparity map based on multi-sensor fusion are provided. The method includes: obtaining a left-eye image and a right-eye image in a same road scenario, and point cloud information about the road scenario; generating an initial cost volume map set in accordance with the left-eye image, the right-eye image and the point cloud information; performing multidirectional cost aggregation in accordance with the point cloud information and the initial cost volume map set, and creating an energy function in accordance with the cost aggregation; and solving an optimum disparity for each pixel in the left-eye image in accordance with the energy function, so as to generate the dense disparity map.


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