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:
Dec. 28, 2021

Filed:

Aug. 18, 2017
Applicant:

Road Deutschland Gmbh, Bretten-Gölshausen, DE;

Inventors:

John Coates, Newton, CT (US);

Matthias Richter, Neulingen, DE;

Assignee:

ROAD DEUTSCHLAND GMBH, Bretten-Gölshausen, DE;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01N 21/31 (2006.01); G01N 21/85 (2006.01); G01N 21/03 (2006.01);
U.S. Cl.
CPC ...
G01N 21/31 (2013.01); G01N 21/85 (2013.01); G01N 2021/3181 (2013.01); G01N 2201/0624 (2013.01); G01N 2201/0625 (2013.01); G01N 2201/0627 (2013.01); G01N 2201/1211 (2013.01);
Abstract

A sensor platform for the assessment of the condition and quality of fluids while in service is based on a combination of solid-state light sources (LEDs) and detectors housed within a single integrated package. The sensor platform configured to be standalone in operation and comprises interfacing optics and acquisition and processing electronics. The sensor platform is configured to obtain inputs from multiple stimulus points and correlates these to changes in the overall composition or condition of the fluid. The sensing method can be described as a combination of a differential sensor, by monitoring changes from the normal status of the fluid, and an inferential sensor where changes are interpreted in terms of global impact rather than specific localized changes in component concentration.


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