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.
Patent No.:
Date of Patent:
Jul. 08, 2025
Filed:
Feb. 10, 2022
Mitsubishi Electric Corporation, Tokyo, JP;
Naoya Uchiyama, Tokyo, JP;
Jun Nakagawa, Tokyo, JP;
MITSUBISHI ELECTRIC CORPORATION, Tokyo, JP;
Abstract
A programmable controller system includes compiling circuitry to store, into an initial variable storage area in a memory area in a programmable controller, an initial variable in a program organization unit (POU) included in source code of a program for the programmable controller and an additional variable storage address indicating an address of an additional variable storage area to store a variable added to the POU, store, when a variable is determined to have been added to the POU, all additional variables associated with the POU with the added variable into the additional variable storage area in the memory area, and compile the source code to generate the machine language object, and variable addition responding circuitry to define or relocate, when a variable is added to the POU, the additional variable storage area in a free space in the memory area, and update the additional variable storage address.