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. 10, 2020
Filed:
Feb. 13, 2017
Applicant:
Rockwell Automation Technologies, Inc., Mayfield, OH (US);
Inventors:
Joseph P. Izzo, New Berlin, WI (US);
Nicholas L. Stay, Milwaukee, WI (US);
Assignee:
Rockwell Automation Technologies, Inc., Mayfield Heights, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 12/00 (2006.01); G05B 19/042 (2006.01);
U.S. Cl.
CPC ...
G05B 19/0428 (2013.01); G05B 2219/24008 (2013.01); G05B 2219/36546 (2013.01);
Abstract
Hardware memory management units are used in an integrated safety/non-safety industrial computer to allow shared memory architecture processors to implement safety and non-safety reduced risk of memory corruption. Testing of the memory management unit of the non-safety processor may provide a periodic writing to protected memory to invoke a protection fault providing a report to the safety processor.