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:
Aug. 23, 2022

Filed:

Apr. 01, 2020
Applicant:

Acer Incorporated, New Taipei, TW;

Inventors:

Jian-Yu Chen, New Taipei, TW;

Tzu-Peng Chang, New Taipei, TW;

Assignee:

Acer Incorporated, New Taipei, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01C 21/32 (2006.01); G01S 17/89 (2020.01); G01S 17/86 (2020.01); G06T 7/73 (2017.01); G01S 7/48 (2006.01);
U.S. Cl.
CPC ...
G01C 21/32 (2013.01); G01S 7/4808 (2013.01); G01S 17/86 (2020.01); G01S 17/89 (2013.01); G06T 7/74 (2017.01); G06T 2207/10028 (2013.01); G06T 2207/30248 (2013.01);
Abstract

The disclosure provides a map construction method, and the map construction method includes: periodically detecting a base world coordinate of a mobile vehicle; periodically capturing a first image of surroundings outside the mobile vehicle; periodically obtaining LiDAR data of the surroundings outside the mobile vehicle; identifying a plurality of target objects in the first image and projecting a plurality of LiDAR data points onto the first image to obtain a second image according to the LiDAR data; identifying an image coordinate of each of a plurality of projected target LiDAR data points in a selected target object; obtaining an object world coordinate of each of the target LiDAR data points according to the image coordinates, LiDAR information, and the base world coordinate; and disposing the selected target object into a high definition map according to the object world coordinates.


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