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:
Sep. 26, 2023

Filed:

Mar. 19, 2021
Applicant:

Brigham Young University, Provo, UT (US);

Inventor:

Robert C. Davis, Provo, UT (US);

Assignee:

Brigham Young University, Provo, UT (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61B 5/145 (2006.01); A61B 5/00 (2006.01); A61B 5/1455 (2006.01); A61B 5/053 (2021.01);
U.S. Cl.
CPC ...
A61B 5/14532 (2013.01); A61B 5/0022 (2013.01); A61B 5/053 (2013.01); A61B 5/14535 (2013.01); A61B 5/14546 (2013.01); A61B 5/14552 (2013.01); A61B 5/4875 (2013.01); A61B 5/681 (2013.01); A61B 5/7203 (2013.01); A61B 5/742 (2013.01);
Abstract

Devices, systems, and methods for eliminating noise in non-invasive biological interrogation techniques may be described herein. A method may include taking a first set of measurements over a time period. The first set of measurements may be indicated by an electronic signal. The first set of measurements may correspond to a physiological characteristic of a subject. A change in the physiological characteristic of the subject may correspond to a change in a blood constituent of the subject. The method may include: taking a second set of measurements over the time period; correlating the first and second sets of measurements, wherein the correlating removes noise from the electronic signal; sectioning out the electronic signal; calculating an amplitude difference between two or more sections of the electronic signal; and determining a change in the amount of the blood constituent based on the difference.


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