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:
Aug. 18, 2020

Filed:

Aug. 17, 2017
Applicant:

Uatc, Llc, San Francisco, CA (US);

Inventors:

David McAllister Bradley, Pittsburgh, PA (US);

Gehua Yang, Pittsburgh, PA (US);

Assignee:

UATC, LLC, San Francisco, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01C 3/08 (2006.01); G01S 7/497 (2006.01); G01S 7/481 (2006.01); G01S 17/42 (2006.01); G01S 17/66 (2006.01); G01S 17/931 (2020.01);
U.S. Cl.
CPC ...
G01S 7/4972 (2013.01); G01S 7/4815 (2013.01); G01S 17/42 (2013.01); G01S 17/66 (2013.01); G01S 17/931 (2020.01);
Abstract

A LIDAR calibration system can detect a first set of return signals from a plurality of fiducial targets in a calibration facility for a lower set of laser scanners of the LIDAR module. The LIDAR calibration system can also detect a second set of return signals from one or more planar surfaces associated with a calibration trigger location on a road network for an upper set of laser scanners of the LIDAR module. Based on the first and second sets of return signals, the LIDAR calibration system can generate a set of calibration transforms to adjust a set of intrinsic parameters of the LIDAR module.


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