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:
Nov. 15, 2022
Filed:
Nov. 17, 2020
Applicant:
Schweitzer Engineering Laboratories, Inc., Pullman, WA (US);
Inventors:
Colin Gordon, Katy, TX (US);
Dennis Gammel, Pullman, WA (US);
Assignee:
Schweitzer Engineering Laboratories, Inc., Pullman, WA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 9/08 (2006.01); H02J 3/00 (2006.01);
U.S. Cl.
CPC ...
H04L 9/0819 (2013.01); H02J 3/003 (2020.01); H02J 3/004 (2020.01); H04L 9/088 (2013.01); H04L 9/0838 (2013.01); H04L 9/0897 (2013.01);
Abstract
A system includes an entropy device configured to generate and distribute input entropy data and an intelligent electronic device (IED) of an electric power distribution system. The IED is configured to perform operations that include receiving the input entropy data distributed by the entropy device, generating a set of keys using the input entropy data, and establishing a Media Access Control Security (MACsec) communication link using the set of keys.