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:
Oct. 27, 2020

Filed:

Feb. 27, 2018
Applicant:

Clearpath Robotics Inc., Kitchener, CA;

Inventors:

Ryan Christopher Gariepy, Kitchener, CA;

Alex Bencz, Kitchener, CA;

Yan Ma, Waterloo, CA;

Michael Irvine, Mississauga, CA;

Shahab Kaynama, Mountain View, CA (US);

James Servos, Kitchener, CA;

Peiyi Chen, Waterloo, CA;

Assignee:

CLEARPATH ROBOTICS INC., Kitchener, CA;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B61L 3/00 (2006.01); G05D 1/00 (2006.01); B61L 15/00 (2006.01); G05D 1/02 (2020.01);
U.S. Cl.
CPC ...
B61L 3/006 (2013.01); B61L 3/008 (2013.01); B61L 15/0072 (2013.01); G05D 1/0066 (2013.01); G05D 1/0088 (2013.01); G05D 1/0238 (2013.01); G05D 2201/0212 (2013.01);
Abstract

Systems and methods for obstacle avoidance with a self-driving vehicle are provided. The system comprises a processor connected to the self-driving vehicle and a sensor in communication with the processor. The sensor is configured to detect objects. The processor is configured to receive a measurement of the self-driving vehicle's speed, and define a sensor region based on the speed. The processor can determine that an object detected by the sensor is within the sensor region, and then initiate a fail-safe routine. The sensor region may be defined based on a range parameter. The sensor region may be defined based on the stopping distance of the vehicle. The sensor region may be redefined when the vehicle's speed changes.


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