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. 05, 2019
Filed:
Apr. 07, 2017
Applicant:
Fujitsu Limited, Kawasaki-Shi, Kanagawa, JP;
Inventors:
Muhammad Sakhi Sarwar, Brookfield, CT (US);
Erik Charles Stewart, Coppell, TX (US);
Junichi Sugiyama, Richardson, TX (US);
Assignee:
Fujitsu Limited, Kawasaki, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 29/06 (2006.01); H04L 9/08 (2006.01); H04L 9/14 (2006.01); H04J 3/16 (2006.01);
U.S. Cl.
CPC ...
H04L 63/0428 (2013.01); H04J 3/1652 (2013.01); H04L 9/0894 (2013.01); H04L 9/14 (2013.01); H04L 69/22 (2013.01);
Abstract
Methods and systems may use optical transport network overhead data for encryption. In particular, specific overhead encryption bits and other encryption data may be stored in an OTN header and used for signaling between a transmitter and a receiver for encrypted transmission without lost data frames.