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. 19, 2023

Filed:

Mar. 30, 2022
Applicant:

Waymo Llc, Mountain View, CA (US);

Inventors:

Samuel Panzer, Ann Arbor, MI (US);

Michael Montemerlo, Mountain View, CA (US);

Michael James, Northville, MI (US);

Assignee:

Waymo LLC, Mountain View, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01C 21/30 (2006.01); G05D 1/02 (2020.01); B60W 60/00 (2020.01); G01S 13/89 (2006.01);
U.S. Cl.
CPC ...
G01C 21/30 (2013.01); B60W 60/001 (2020.02); G01S 13/89 (2013.01); G05D 1/0274 (2013.01); B60W 2555/20 (2020.02);
Abstract

Aspects of the disclosure provide for localizing a vehicle. In one instance, a weather condition in which the vehicle is currently driving may be identified. A plurality of sensor inputs including intensity information, elevation information, and radar sensor information may be received. For each of the plurality of sensor inputs, an alignment score is determined by comparing the intensity information, elevation information, and radar sensor information to a corresponding pre-stored image for each of the intensity information, the elevation information, and the radar sensor information. A set of weights for the plurality of sensor inputs may be determined based on the identified weather condition. The alignment scores may then be combined using the set of weights in order to localize the vehicle.


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