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:
Sep. 04, 2018

Filed:

Nov. 10, 2015
Applicant:

Fuji Electric Co., Ltd., Kawasaki, JP;

Inventor:

Yoshio Tange, Hachioji, JP;

Assignee:

FUJI ELECTRIC CO., LTD., Kawasaki, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 7/60 (2006.01); G06F 17/50 (2006.01); G05B 11/42 (2006.01); G06F 17/18 (2006.01);
U.S. Cl.
CPC ...
G06F 17/50 (2013.01); G05B 11/42 (2013.01); G06F 17/18 (2013.01);
Abstract

A control system design assist device which assists design of a control system that controls a control object such that the control object outputs a control amount according to a target value. The design assist device generates a response prediction formula predicting a variation value of the control amount at each control timing included in the sequence of control timings by using an amount of change of the operation amount at each operation timing included in the sequence of operation timings; generates evaluation formulas; and converts a logical product formula into a first first-order predicate logical formula. The design assist device generates a control logical formula indicating a relationship between the current value of the target deviation and the change amount of the operation amount.


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