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:
Nov. 02, 2021

Filed:

Jan. 22, 2019
Applicant:

Mitsubishi Electric Research Laboratories, Inc., Cambridge, MA (US);

Inventors:

Daniel Nikolaev Nikovski, Brookline, MA (US);

Devesh Jha, Cambridge, MA (US);

Diego Romeres, Somerville, MA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G05B 19/402 (2006.01); B25J 9/16 (2006.01); G06N 7/00 (2006.01);
U.S. Cl.
CPC ...
B25J 9/1653 (2013.01); B25J 9/163 (2013.01); B25J 9/1633 (2013.01); B25J 9/1674 (2013.01); B25J 9/1687 (2013.01); G05B 19/402 (2013.01); G06N 7/005 (2013.01); G05B 2219/31081 (2013.01);
Abstract

A system for controlling a robotic arm performing insertion of a component along an insertion line accepts measurements of force experienced by the wrist of robotic arm at current position along insertion line and determines probability of value of the force conditioned on the current value of the position according to a probabilistic relationship for the force experienced by the wrist of the robotic arm along the insertion line as a probabilistic function of the positions of the wrist of the robotic arm along the line of insertion. The probabilistic function is learned from measurements of the operation repeatedly performed by one or multiple robotic arms having the configuration of the robotic arm under the control. The system determines a result of anomaly detection based on the probability of the current value of the force and controls the robotic arm based on the result of anomaly detection.


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