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. 27, 2001
Filed:
Aug. 18, 1998
Applicant:
Inventors:
Michael Willsch, Fürth, DE;
Thomas Bosselmann, Marloffstein, DE;
Peter Menke, Bötzow, DE;
Stefan Hain, Effeltrich, DE;
Assignee:
Siemens AG, Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 3/301 ;
U.S. Cl.
CPC ...
G01R 3/301 ;
Abstract
Polarized measuring light propagates through a sensor device and is then split into two differently linearly polarized partial light signals. An intensity-normalized measuring signal is derived from the two partial light signals and their direct components.