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:
Mar. 16, 2004
Filed:
Aug. 30, 2000
Applicant:
Inventor:
Reinhold Noe, Paderborn, DE;
Assignee:
Siemens Aktiengesellschaft, , DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 2/100 ;
U.S. Cl.
CPC ...
G01N 2/100 ;
Abstract
A method and apparatus for determining polarization dispersion of optical signals by measuring respective deviations between output signals that correspond to spectral power densities of the optical signal, and the output signals in undistorted conditions. The present method and apparatus uses output voltages from a plurality of filters in determining the polarization dispersion.