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:
Jul. 20, 2021

Filed:

Jan. 10, 2019
Applicant:

Waymo Llc, Mountain View, CA (US);

Inventors:

David Harrison Silver, Millbrae, CA (US);

Jonathan Baldwin Dowdall, Oakland, CA (US);

David Ian Ferguson, San Francisco, CA (US);

Assignee:

Waymo LLC, Mountain View, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K 9/48 (2006.01); G06K 9/00 (2006.01); G01V 11/00 (2006.01); G01S 13/04 (2006.01); G05D 1/02 (2020.01); G01S 13/931 (2020.01); G06K 9/62 (2006.01); G05D 1/00 (2006.01); G01S 19/13 (2010.01); G01S 17/04 (2020.01); G01S 17/931 (2020.01);
U.S. Cl.
CPC ...
G06K 9/00805 (2013.01); G01S 13/04 (2013.01); G01S 13/931 (2013.01); G01S 17/04 (2020.01); G01S 17/931 (2020.01); G01S 19/13 (2013.01); G01V 11/00 (2013.01); G05D 1/0088 (2013.01); G05D 1/021 (2013.01); G05D 1/0246 (2013.01); G06K 9/628 (2013.01); G06K 9/6215 (2013.01); G06K 9/6277 (2013.01); G05D 1/0238 (2013.01); G05D 2201/0213 (2013.01);
Abstract

A vehicle is provided that may distinguish between dynamic obstacles and static obstacles. Given a detector for a class of static obstacles or objects, the vehicle may receive sensor data indicative of an environment of the vehicle. When a possible object is detected in a single frame, a location of the object and a time of observation of the object may be compared to previous observations. Based on the object being observed a threshold number of times, in substantially the same location, and within some window of time, the vehicle may accurately detect the presence of the object and reduce any false detections.


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