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.

Date of Patent:
Feb. 15, 2011

Filed:

Oct. 08, 2008
Applicants:

Wolfgang Petrich, Bad Schoenborn, DE;

Hans-peter Haar, Wiesloch, DE;

Jean-michel Asfour, Weinhelm, DE;

Gerrit Kocherscheidt, Heidelberg, DE;

Inventors:

Wolfgang Petrich, Bad Schoenborn, DE;

Hans-Peter Haar, Wiesloch, DE;

Jean-Michel Asfour, Weinhelm, DE;

Gerrit Kocherscheidt, Heidelberg, DE;

Assignee:

Roche Diagnostics Operations, Inc., Indianapolis, IN (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 33/48 (2006.01); G01N 21/00 (2006.01); G01N 21/55 (2006.01); G01N 21/86 (2006.01); G01N 21/75 (2006.01); G01J 3/46 (2006.01); A61B 5/00 (2006.01); G01V 8/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A system for determining the concentration of an analyte in a liquid sample comprising a detection unit for detecting light intensities which are radiated from subareas of a detection area of a test element as well as an evaluation unit which determines a frequency distribution for the detected light intensities wherein the frequency distribution has at least one first maximum caused by unwetted subareas or at least one reference area and a second maximum caused by wetted subareas and selects at least one light intensity on the basis of the frequency distribution and determines the concentration of the analyte from the at least one selected light intensity.


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