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:
Jan. 06, 2004
Filed:
Aug. 31, 2001
Applicant:
Inventor:
Sadao Ibukuro, Kawasaki, JP;
Assignee:
Fujitsu Limited, Kawasaki, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02F 1/035 ;
U.S. Cl.
CPC ...
G02F 1/035 ;
Abstract
In an optical modulator having an electric waveguide and an optical waveguide, a filter converts a modulating signal into a signal equalizing a frequency characteristic of an acting amount to be provided to the electric waveguide. Also, the filter approximates the frequency characteristic of the acting amount caused by a skin effect in the electric waveguide.