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:
Sep. 10, 2013
Filed:
Jan. 27, 2010
Thomas T. Karjck, Wheaton, IL (US);
Dion Kwun Kit Loung, Aurora, IL (US);
Jonathan B. Sadler, Naperville, IL (US);
Digvijay Sharma, Noida, IN;
Ramesh Kuppusamy, Singapore, SG;
David W. Jenkins, North Aurora, IL (US);
Thomas T. Karjck, Wheaton, IL (US);
Dion Kwun Kit Loung, Aurora, IL (US);
Jonathan B. Sadler, Naperville, IL (US);
Digvijay Sharma, Noida, IN;
Ramesh Kuppusamy, Singapore, SG;
David W. Jenkins, North Aurora, IL (US);
Tellabs Operations, Inc., Naperville, IL (US);
Abstract
Optical networks occasionally experience a fault along a communications path. Service providers prefer to have an alternative communications path available to enable users to still communicate in a seamless manner. Accordingly, a method and corresponding apparatus for providing path protection for dedicated paths in an optical network is provided.