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:
Oct. 25, 2011
Filed:
Dec. 04, 2006
Applicants:
Ornan Gerstel, Los Altos, CA (US);
Stefano Piciaccia, Milan, IT;
Mauro Rudy Casanova, Milan, IT;
Valerio Viscardi, Milan, IT;
Gabriele Galimberti, Lombardia, IT;
Inventors:
Ornan Gerstel, Los Altos, CA (US);
Stefano Piciaccia, Milan, IT;
Mauro Rudy Casanova, Milan, IT;
Valerio Viscardi, Milan, IT;
Gabriele Galimberti, Lombardia, IT;
Assignee:
Cisco Technology, Inc., San Jose, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 10/08 (2006.01); H04B 17/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
In one embodiment, techniques provide a mechanism for tracking wavelengths in a DWDM network. In particular, embodiments of the present invention also provide for connection tracking using a slowly modulated pilot tone in a DWDM network without dedicated hardware for the generation and the diction of the tone.