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:
Mar. 28, 2017

Filed:

Aug. 19, 2011
Applicant:

Henrik Vilstrup Juhl, Roskilde, DK;

Inventor:

Henrik Vilstrup Juhl, Roskilde, DK;

Assignee:

FOSS ANALYTICAL A/B, Hilleroed, DK;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01C 19/00 (2013.01); G01N 21/25 (2006.01); G01J 3/28 (2006.01); G01J 3/45 (2006.01);
U.S. Cl.
CPC ...
G01N 21/255 (2013.01); G01J 3/28 (2013.01); G01J 3/45 (2013.01);
Abstract

Compensating for amplitude drift in a spectrometer may include making successive performances of a standardization process to generate, at each performance, a mathematical transform to compensate for amplitude drift for application by an arithmetic unit to a spectrum obtained by the spectrometer in an interval between the performances. The compensating may include modifying the mathematical transform with a function dependent on spectral data from a zero material measured in association with the standardization process and the single beam zero spectrum measured in an interval between performances. The compensating may include applying the modified mathematical transform to a spectrum from an unknown sample.


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