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:
Jun. 22, 2004
Filed:
Jun. 14, 2002
Applicant:
Inventors:
William H. Steier, San Marino, CA (US);
Serge Dubovitsky, Los Angeles, CA (US);
Harold R. Fetterman, Santa Monica, CA (US);
Joseph Michael, Los Angeles, CA (US);
Assignee:
Pacific Wave Industries, Inc., Los Angeles, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/01 ; G02F 1/03 ; G02F 1/035 ; H04B 1/004 ;
U.S. Cl.
CPC ...
G02F 1/01 ; G02F 1/03 ; G02F 1/035 ; H04B 1/004 ;
Abstract
A method for suppressing distortion in a multi-wavelengths system which uses a Mach Zehnder optical modulator includes adjusting an internal path length mismatch of the modulator and changing an applied voltage, V , such that the combination biases the modulator to the required &pgr;/2 phase bias.