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. 13, 2004
Filed:
Dec. 16, 1999
Applicant:
Inventors:
Reinhold Noe, Paderborn, DE;
David Sandel, Paderborn, DE;
Assignee:
Siemens Aktiegesellschaft, Munich, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 6/00 ;
U.S. Cl.
CPC ...
G02B 6/00 ;
Abstract
A polarization transformer/PMD compensator chip contains a differential TE-TM phase modulator at its input. The modulator generates a TE-TM phase modulation. The mode converter voltages are driven with driving signals that are free of DC components. DC drift is thereby safely avoided.
Noe, Reinhold. (2004). Method for dc drift-free polarization transformation and dc drift-free polarization transformer (U.S. Patent No. 6678430). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6678430
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile