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:
May. 18, 2021

Filed:

Feb. 09, 2018
Applicant:

Google Llc, Mountain View, CA (US);

Inventors:

Rahul Sukthankar, Berkeley, CA (US);

Saurabh Gupta, Berkeley, CA (US);

James Christopher Davidson, Alameda, CA (US);

Sergey Vladimir Levine, Berkeley, CA (US);

Jitendra Malik, Berkeley, CA (US);

Assignee:

Google LLC, Mountain View, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06T 11/60 (2006.01); G01C 21/32 (2006.01); G06K 9/00 (2006.01); G06T 3/00 (2006.01); G06T 7/20 (2017.01);
U.S. Cl.
CPC ...
G06T 11/60 (2013.01); G01C 21/32 (2013.01); G06K 9/00664 (2013.01); G06T 3/0093 (2013.01); G06T 7/20 (2013.01); G06T 2207/20084 (2013.01);
Abstract

Methods, systems, and apparatus, including computer programs encoded on computer storage media, for navigation using visual inputs. One of the systems includes a mapping subsystem configured to, at each time step of a plurality of time steps, generate a characterization of an environment from an image of the environment at the time step, wherein the characterization comprises an environment map identifying locations in the environment having a particular characteristic, and wherein generating the characterization comprises, for each time step: obtaining the image of the environment at the time step, processing the image to generate a first initial characterization for the time step, obtaining a final characterization for a previous time step, processing the characterization for the previous time step to generate a second initial characterization for the time step, and combining the first initial characterization and the second initial characterization to generate a final characterization for the time step.


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