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:
Jan. 09, 2024

Filed:

Jul. 19, 2022
Applicant:

Nvidia Corporation, Santa Clara, CA (US);

Inventors:

Di Zeng, Sunnyvale, CA (US);

Mengxi Wu, Mountain View, CA (US);

Derik Schroeter, Fremont, CA (US);

Assignee:

NVIDIA CORPORATION, Santa Clara, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01C 21/32 (2006.01); G01C 21/36 (2006.01); G06F 16/29 (2019.01); B60W 60/00 (2020.01); G01C 21/30 (2006.01); G06V 20/56 (2022.01); G05D 1/00 (2006.01); G05D 1/02 (2020.01);
U.S. Cl.
CPC ...
G01C 21/32 (2013.01); B60W 60/001 (2020.02); G01C 21/30 (2013.01); G01C 21/3605 (2013.01); G06F 16/29 (2019.01); G06V 20/56 (2022.01); B60W 60/0025 (2020.02); B60W 2420/52 (2013.01); G05D 1/0088 (2013.01); G05D 1/0274 (2013.01); G05D 2201/0213 (2013.01);
Abstract

According to an aspect of an embodiment, operations may comprise accessing a set of vehicle poses of one or more vehicles; for each of the set of vehicle poses, accessing a high definition (HD) map of a geographical region surrounding the vehicle pose, with the HD map comprising a three-dimensional (3D) representation of the geographical region, determining a measure of constrainedness for the vehicle pose, with the measure of constrainedness representing a confidence for performing localization for the vehicle pose based on 3D structures surrounding the vehicle pose, and storing the measure of constrainedness for the vehicle pose; and for each of the geographical regions surrounding each of the set of vehicle poses, determining a measure of constrainedness for the geographical region based on measures of constrainedness of vehicle poses within the geographical region, and storing the measure of constrainedness for the geographical region.


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