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:
Jun. 28, 2016

Filed:

Oct. 09, 2014
Applicant:

Caterpillar Inc., Peoria, IL (US);

Inventors:

Hong Chang, Peoria, IL (US);

Paul Russell Friend, Morton, IL (US);

Assignee:

Caterpillar Inc., Peoria, IL (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K 9/32 (2006.01); G06T 7/00 (2006.01); G01S 17/89 (2006.01); H04N 13/02 (2006.01); G05D 1/02 (2006.01); G06T 7/20 (2006.01);
U.S. Cl.
CPC ...
G06T 7/0034 (2013.01); G01S 17/89 (2013.01); G05D 1/0251 (2013.01); G06T 7/2033 (2013.01); H04N 13/0207 (2013.01); G06T 2200/04 (2013.01); G06T 2207/10028 (2013.01); G06T 2207/30252 (2013.01);
Abstract

A system, method, and non-transitory computer-readable storage medium for range map generation is disclosed. The method may include receiving an image from a camera and receiving a 3D point cloud from a range detection unit. The method may further include transforming the 3D point cloud from range detection unit coordinates to camera coordinates. The method may further include projecting the transformed 3D point cloud into a 2D camera image space corresponding to the camera resolution to yield projected 2D points. The method may further include filtering the projected 2D points based on a range threshold. The method may further include generating a range map based on the filtered 2D points and the image.


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