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:
Dec. 02, 2014
Filed:
Feb. 01, 2012
Lorenzo Ghioni, Casalmaiocco, IT;
Enrico Self, Lombardy, IT;
Stefano Piciaccia, Milan, IT;
Maurizio Gazzola, Milan, IT;
Ronald Johnson, San Ramon, CA (US);
Luca Della Chiesa, Concorezzo, IT;
Lorenzo Ghioni, Casalmaiocco, IT;
Enrico Self, Lombardy, IT;
Stefano Piciaccia, Milan, IT;
Maurizio Gazzola, Milan, IT;
Ronald Johnson, San Ramon, CA (US);
Luca Della Chiesa, Concorezzo, IT;
Cisco Technology, Inc., San Jose, CA (US);
Abstract
An apparatus includes a first optical switching complex, a second optical switching complex in optical communication with the first optical switching complex, and an optical add/drop module in optical communication with the first optical switching complex and the second optical switching complex. At least one of the optical switching complexes includes a wavelength selective switch that is configured to be arranged in a cascaded configuration that, when so configured, results in an increase in a number of available transmit and receive ports available per degree of the apparatus.