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:
May. 29, 2018

Filed:

Jun. 26, 2015
Applicant:

Crown Equipment Limited, East Tamaki, Auckland, NZ;

Inventors:

Kashyap Chandrasekar, Auckland, NZ;

Ryan Estep, Christchurch, NZ;

Jacob Thomson, Auckland, NZ;

Lucas Waltz, Auckland, NZ;

Assignee:

Crown Equipment Corporation, New Bremen, OH (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06T 7/00 (2017.01); B60R 1/00 (2006.01); G01B 11/14 (2006.01); G01C 21/20 (2006.01); G05D 1/00 (2006.01); G06F 17/30 (2006.01); G06K 9/00 (2006.01); G06K 9/52 (2006.01); G06T 17/05 (2011.01); G05D 1/02 (2006.01); G06T 7/73 (2017.01);
U.S. Cl.
CPC ...
G06T 7/004 (2013.01); B60R 1/00 (2013.01); G01B 11/14 (2013.01); G01C 21/206 (2013.01); G05D 1/0088 (2013.01); G05D 1/0246 (2013.01); G05D 1/0272 (2013.01); G06F 17/3028 (2013.01); G06K 9/00476 (2013.01); G06K 9/00664 (2013.01); G06K 9/00791 (2013.01); G06K 9/52 (2013.01); G06T 7/0004 (2013.01); G06T 7/73 (2017.01); G06T 17/05 (2013.01); G05D 2201/0216 (2013.01); G06T 2200/04 (2013.01); G06T 2207/10016 (2013.01); G06T 2207/30108 (2013.01); G06T 2207/30248 (2013.01); G06T 2207/30252 (2013.01);
Abstract

According to the embodiments described herein, a method for vehicle positioning or navigation utilizing associated feature pairs may include creating a plurality of associated feature pairs by retrieving an initial set of camera data from the camera comprising two-dimensional UV space information, forming pairs from the UV space information, and associating each pair from the UV space information with pairs from each of the plurality of three-dimensional global feature points of the industrial facility map, calculating a best estimate poses from calculated vehicle poses of the associated feature pairs, using an accumulated odometry to update the best estimate pose to a current localized position and setting a seed position as the current localized position. The navigation of the materials handling vehicle is tracked and/or navigated along the inventory transit surface navigate in at least a partially automated manner utilizing the current localized position.


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