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. 16, 2010
Filed:
May. 31, 2002
Siegfried Luft, Vancouver, CA;
Thomas J. Meehan, New York, NY (US);
Peter J. Owens, Port Moody, CA;
Christopher R. Stein, Langley, CA;
Siegfried Luft, Vancouver, CA;
Thomas J. Meehan, New York, NY (US);
Peter J. Owens, Port Moody, CA;
Christopher R. Stein, Langley, CA;
Redback Networks Inc., San Jose, CA (US);
Abstract
A method and apparatus for load balancing and protecting data traffic in an optical ring is described. A method comprises configuring multiple spanning trees in a set of one or more network elements of an optical ring, load balancing with the multiple spanning trees data traffic transmitted in unprotected data channels provisioned through the optical ring, and protecting the unprotected data channels with the multiple spanning trees.