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. 28, 2004
Filed:
Oct. 09, 2001
Applicant:
Inventors:
Hirotomo Izumi, Sapporo, JP;
Setsuo Yoshida, Sapporo, JP;
Assignee:
Fujitsu Limited, Kawasaki, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 6/26 ;
U.S. Cl.
CPC ...
G02B 6/26 ;
Abstract
By connecting a plurality of VIPA type wavelength dispersion compensators, each compensating for wavelength dispersion of a different order by a plurality of optical circulators and sequentially inputting input light to each VIPA type wavelength dispersion compensator, light, even the higher-order wavelength dispersion of which is compensated for, is outputted as output light.