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. 16, 2003
Filed:
Apr. 12, 2001
Applicant:
Inventors:
Alan E. Willner, Los Angeles, CA (US);
Zhongqi Pan, Los Angeles, CA (US);
Yong Xie, Fountain Valley, CA (US);
Assignee:
University of Southern California, Los Angeles, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01S 3/00 ;
U.S. Cl.
CPC ...
H01S 3/00 ;
Abstract
Wideband optical amplifiers that use two parallel amplifiers in different operating spectral ranges and two different or identical sampled Bragg gratings as the channel splitter and combiner.