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:
Feb. 11, 2020
Filed:
May. 21, 2018
Applicant:
Ciena Corporation, Hanover, MD (US);
Inventors:
Choudhury A. Al Sayeed, Stittsville, CA;
Dominic Richens, Perth, CA;
Assignee:
Ciena Corporation, Hanover, MD (US);
Primary Examiner:
Int. Cl.
CPC ...
H04B 10/038 (2013.01); H04J 14/02 (2006.01);
U.S. Cl.
CPC ...
H04J 14/0268 (2013.01); H04J 14/0272 (2013.01); H04J 14/0295 (2013.01); H04J 14/0284 (2013.01); H04J 2203/006 (2013.01);
Abstract
Systems and methods are in a node in a network utilizing a control plane for triggering mesh restoration due to intra-node faults, and include monitoring at least one channel at a degree at a plurality of degrees associated with the node; detecting a fault on the at least one channel, wherein the fault is an intra-node fault upstream of the degree; and transmitting a channel fault indicator downstream of the fault to at least one downstream node along a path of the faulted channel, wherein restoration is triggered based on the channel fault indicator.