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. 02, 2019

Filed:

Aug. 21, 2018
Applicant:

Luminar Technologies, Inc., Orlando, FL (US);

Inventors:

Mark A. Drummer, Orlando, FL (US);

Scott R. Campbell, Sanford, FL (US);

Alain Villeneuve, Mont Royal, CA;

Laurance S. Lingvay, Orlando, FL (US);

Assignee:

Luminar Technologies, Inc., Orlando, FL (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01C 3/08 (2006.01); H01S 3/094 (2006.01); H01S 3/067 (2006.01); H01S 3/16 (2006.01); G01S 7/481 (2006.01); G01S 17/42 (2006.01); G01S 7/486 (2006.01); G01S 17/10 (2006.01);
U.S. Cl.
CPC ...
H01S 3/094003 (2013.01); G01S 7/4811 (2013.01); G01S 7/4817 (2013.01); G01S 7/4868 (2013.01); G01S 17/10 (2013.01); G01S 17/42 (2013.01); H01S 3/06754 (2013.01); H01S 3/1608 (2013.01); H01S 3/1618 (2013.01);
Abstract

In one embodiment, a lidar system includes a light source configured to emit a ranging pulse of light that is directed into a field of regard of the lidar system. The lidar system also includes a fiber-optic splitter configured to split off a portion of the ranging pulse of light to produce a trigger pulse of light that is directed to a receiver of the lidar system. The receiver is configured to detect, at a first time, at least a portion of the trigger pulse of light; and detect, at a second time subsequent to the first time, a portion of the ranging pulse of light scattered by a target located a distance from the lidar system. The lidar system further includes a processor configured to determine the distance from the lidar system to the target based at least in part on the first time and the second time.


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