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:
Feb. 11, 2025

Filed:

Mar. 03, 2020
Applicant:

Omron Corporation, Kyoto, JP;

Inventor:

Tomonari Inui, Kyoto, JP;

Assignee:

OMRON CORPORATION, Kyoto, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G05B 19/05 (2006.01);
U.S. Cl.
CPC ...
G05B 19/052 (2013.01); G05B 19/056 (2013.01); G05B 19/058 (2013.01); G05B 2219/2241 (2013.01);
Abstract

A controller for controlling a control object includes a communication interface, an instruction executor, and an access processor. The communication interface accesses a database device. The instruction executor executes a user program including an access instruction for accessing the database device, the user program being associated with control of the control object. The access processor generates an access request in response to execution of the access instruction and causes the communication interface to transmit the access request. The access processor extracts an access request satisfying a prescribed condition from an error list including access requests recorded when access to the database device fails and causes the communication interface to retransmit the access request extracted.


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