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. 06, 2026

Filed:

Feb. 22, 2023
Applicant:

Toyota Motor Engineering & Manufacturing North America, Inc., Plano, TX (US);

Inventors:

Takamasa Higuchi, Mountain View, CA (US);

Kentaro Oguchi, Mountain View, CA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01C 21/00 (2006.01); G01C 21/16 (2006.01); G01C 21/20 (2006.01);
U.S. Cl.
CPC ...
G01C 21/165 (2013.01); G01C 21/206 (2013.01);
Abstract

Systems and methods are provided for correcting vehicle position estimations are provided. In an example implementation, the systems and methods disclosed herein detect a first landmark and determining a first position of the detected first landmark in a first section of an environment using one or more sensors of a vehicle while the vehicle travels in the first section, estimate a position of the vehicle in a second section of the environment, and update the estimated position of the vehicle in the second section according to the first position of the detected first landmark in the first section of the environment. In an illustrative example, the environment can be an indoor environment, such as, but not limited to, a multi-floor parking structure where the first section a floor and the second section is another floor.


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