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. 10, 2023

Filed:

Apr. 28, 2020
Applicants:

Fanuc Corporation, Yamanashi, JP;

Preferred Networks, Inc., Tokyo, JP;

Inventors:

Takashi Yamazaki, Yamanashi, JP;

Takumi Oyama, Yamanashi, JP;

Shun Suyama, Yamanashi, JP;

Kazutaka Nakayama, Yamanashi, JP;

Hidetoshi Kumiya, Yamanashi, JP;

Hiroshi Nakagawa, Yamanashi, JP;

Daisuke Okanohara, Tokyo, JP;

Ryosuke Okuta, Tokyo, JP;

Eiichi Matsumoto, Tokyo, JP;

Keigo Kawaai, Tokyo, JP;

Assignees:

FANUC CORPORATION, Yamanashi, JP;

PREFERRED NETWORKS, INC., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B25J 9/16 (2006.01);
U.S. Cl.
CPC ...
B25J 9/1697 (2013.01); B25J 9/163 (2013.01); B25J 9/1612 (2013.01); G05B 2219/33056 (2013.01); G05B 2219/37567 (2013.01); G05B 2219/39476 (2013.01); G05B 2219/40053 (2013.01);
Abstract

A machine learning device that learns an operation of a robot for picking up, by a hand unit, any of a plurality of objects placed in a random fashion, including a bulk-loaded state, includes a state variable observation unit that observes a state variable representing a state of the robot, including data output from a three-dimensional measuring device that obtains a three-dimensional map for each object, an operation result obtaining unit that obtains a result of a picking operation of the robot for picking up the object by the hand unit, and a learning unit that learns a manipulated variable including command data for commanding the robot to perform the picking operation of the object, in association with the state variable of the robot and the result of the picking operation, upon receiving output from the state variable observation unit and output from the operation result obtaining unit.


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