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:
Mar. 25, 1997
Filed:
Mar. 30, 1995
Shigeharu Takai, Aichi, JP;
Hideo Shikida, Aichi, JP;
Hiroki Kato, Aichi, JP;
Tatsuhiro Ikeno, Aichi, JP;
Mitsubishi Denki Kabushiki Kaisha, Tokyo, JP;
Abstract
A method for monitoring the operation of a plurality of programmable devices in a system which controls the programmable devices, and corresponding apparatus for monitoring the same. The employs two CPUs. One of the CPUs is controlled to communicate with the programmable logic controller of the system, specifically, to process devices read from the PLC, and to return the result to a two-port memory. The other CPU is controlled to read the result from the two-port memory and display it on the CRT, thus enabling a monitor display, which displays the operation of the programmable device, to have a fast response time.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile