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. 05, 2021

Filed:

Mar. 06, 2018
Applicant:

Zoox, Inc., Menlo Park, CA (US);

Inventors:

Jesse Sol Levinson, Redwood City, CA (US);

Ashutosh Gajanan Rege, San Jose, CA (US);

Brice Rebsamen, San Jose, CA (US);

Elena Stumm, San Francisco, CA (US);

Nitesh Shroff, Millbrae, CA (US);

Derek Adams, Santa Clara, CA (US);

Assignee:

Zoox, Inc., Foster City, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G05D 1/02 (2020.01); G06T 17/20 (2006.01);
U.S. Cl.
CPC ...
G05D 1/0274 (2013.01); G05D 1/024 (2013.01); G06T 17/20 (2013.01); G05D 2201/0213 (2013.01);
Abstract

Techniques for decimating portions of a map of an environment are discussed herein. The environment can be represented by a three-dimensional (3D) map including a plurality of polygons and semantic information associated with the polygons. In some cases, decimation operations may be based on semantic information associated with the environment. Differing decimation operations and/or levels may be applied to polygons of different semantic classifications or differing contribution levels. Boundaries between regions having different semantic information can be preserved. Meshes can be decimated using different decimation operators or decimation levels and an accuracy of localizing can be compared using the various decimated meshes. An optimal mesh can be selected and sent to vehicles for localizing the vehicles in the environment.


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