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:
Dec. 01, 2020

Filed:

May. 04, 2018
Applicant:

Waymo Llc, Mountain View, CA (US);

Inventors:

Colin Braley, Mountain View, CA (US);

Craig Lewin Robinson, Palo Alto, CA (US);

Ionut Iordache, Pleasanton, CA (US);

Assignee:

WAYMO LLC, Mountain View, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G05D 1/00 (2006.01); G07C 5/08 (2006.01); G01S 7/40 (2006.01); G01S 7/497 (2006.01);
U.S. Cl.
CPC ...
G05D 1/0088 (2013.01); G01S 7/40 (2013.01); G01S 7/497 (2013.01); G07C 5/0808 (2013.01);
Abstract

Aspects of the disclosure provide for a method of calibrating a vehicle's plurality of detection systems. To calibrate a first detection system, orientation data is collected using the first detection device when the vehicle faces a first direction and a second direction opposite the first direction. To calibrate a second detection system, data is collected using the second detection device while the vehicle moves in a repeatable pattern near a first object. To calibrate a third detection system, light reflected off a second object is detected using the third detection system as the vehicle is moved towards the second object. To calibrate a fourth detection system, data collected using the second detection system and the fourth detection system is compared. To calibrate a fifth detection system, radar signals reflected off a third object is received using the fifth detection system while the vehicle moves relative to the third object.


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