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. 01, 2011
Filed:
Nov. 11, 2008
Applicants:
Shan Zhong, Ellicott City, MD (US);
Jun Bao, Ellicott City, MD (US);
Inventors:
Shan Zhong, Ellicott City, MD (US);
Jun Bao, Ellicott City, MD (US);
Assignee:
Ciena Corporation, Linthicum, MD (US);
Primary Examiner:
Int. Cl.
CPC ...
H04J 14/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention provides a signal distribution module for use in a directionless reconfigurable optical add/drop multiplexer application, including: a multi-cast switch having a plurality of input ports and a plurality of output ports; a plurality of optical amplifiers coupled to the plurality of input ports of the multi-cast switch, wherein the plurality of optical amplifiers form an optical amplifier array; a tunable optical splitter coupled to the plurality of optical amplifiers; and a pump laser coupled to the tunable optical splitter.