IP Library Granted Patent US 11,903,701
Granted Patent B1
US 11,903,701 · App. 18/188,013 · Granted Feb 20, 2024

Enhanced SPO2 measuring device

Inventor: John Cronin (Williston, VT)
Assignee: KNOW LABS, INC.
A61B5/14552A61B5/05A61B5/7264
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Quick Facts
Patent No.
US 11,903,701
App. No.
18/188,013
Granted
Feb 20, 2024
Kind
B1
Abstract

An enhanced SPO2 measuring device which includes an optical SPO2 measurement subsystem, an RF SPO2 measurement subsystem, and an integration module that provides at least one of the following functions: a fusion module in which the optical data and RF data are fused to create new SPO2 data: a machine learning module that enhances the final SPO2 measurements; or an accuracy module that provides more accurate SPO2 data.

Claims (29)

1. An enhanced SPO2 measuring device, comprising:

an optical SPO2 measurement subsystem;

a radio frequency SPO2 measurement subsystem; and

the SPO2 measuring device further comprising a processor configured to execute instructions such that the SPO2 measuring device is in communication with the optical SPO2 measurement subsystem and with the radio frequency SPO2 measurement subsystem, wherein the SPO2 measuring device is configured to perform at least one of the following:

create fused SPO2 data by fusing SPO2 data obtained from the optical SPO2 measurement subsystem and SPO2 data obtained from the radio frequency SPO2 measurement subsystem when the SPO2 data from the optical SPO2 measurement subsystem is within a range of the SPO2 data obtained from the radio frequency SPO2 measurement subsystem;

create a final SPO2 measurement using a machine learning model that weights the SPO2 data obtained from the optical SPO2 measurement subsystem and the SPO2 data obtained from the radio frequency SPO2 measurement subsystem based on a user of the enhanced SPO2 measuring device to enhance the final SPO2 measurement;

determine whether the SPO2 data obtained from the radio frequency SPO2 measurement subsystem is within the range of the SPO2 data obtained from the optical SPO2 measurement subsystem, wherein when the SPO2 data obtained from the radio frequency SPO2 measurement subsystem is within the range, create fused SPO2 data by fusing the SPO2 data obtained from the optical SPO2 measurement subsystem and the SPO2 data obtained from the radio frequency SPO2 measurement subsystem or create the final SPO2 measurement using the machine learning model.

2. The enhanced SPO2 measuring device of claim 1 , wherein the radio frequency SPO2 measurement subsystem includes at least one transmit antenna that transmits radio frequency transmit signals into a body, and at least one receive antenna that receives radio frequency signals resulting from transmission of the radio frequency transmit signals into the body.

3. The enhanced SPO2 measuring device of claim 1 , wherein the SPO2 measuring device is configured to utilize real-time SPO2 data obtained from the optical SPO2 measurement subsystem and real-time SPO2 data obtained from the radio frequency SPO2 measurement subsystem.

4. The enhanced SPO2 measuring device of claim 1 , further comprising a database in communication with the optical SPO2 measurement subsystem and that contains SPO2 data obtained from the optical SPO2 measurement subsystem.

5. The enhanced SPO2 measuring device of claim 1 , further comprising a database in communication with the radio frequency SPO2 measurement subsystem and that contains SPO2 data obtained from the radio frequency SPO2 measurement subsystem.

6. The enhanced SPO2 measuring device of claim 1 , further comprising a database in communication with the optical SPO2 measurement subsystem and the radio frequency SPO2 measurement subsystem and that contains SPO2 data obtained from the optical SPO2 measurement subsystem and SPO2 data obtained from the radio frequency SPO2 measurement subsystem.

7. The enhanced SPO2 measuring device of claim 1 , wherein the fused SPO2 data is an average of the SPO2 data obtained from the optical SPO2 measurement subsystem and the SPO2 data obtained from the radio frequency SPO2 measurement subsystem.

8. The enhanced SPO2 measuring device of claim 1 , wherein the optical SPO2 measurement subsystem comprises an emitter to provide a source of optical radiation and a detector to capture and measure light from the emitter, and the radio frequency SPO2 measurement subsystem is configured to use radio frequency signals to obtain the SPO2 data.

9. A method of measuring SPO2 in a body, comprising:

obtaining SPO2 data from the body using an optical SPO2 measurement subsystem;

obtaining SPO2 data from the body using a radio frequency SPO2 measurement subsystem; and

at least one of the following:

creating fused SPO2 data by fusing SPO2 data obtained from the optical SPO2 measurement subsystem and SPO2 data obtained from the radio frequency SPO2 measurement subsystem when the SPO2 data from the optical SPO2 measurement subsystem is within a range of the SPO2 data obtained from the radio frequency SPO2 measurement subsystem;

creating a final SPO2 measurement by executing a machine learning algorithm on the SPO2 data obtained from the optical SPO2 measurement subsystem and on the SPO2 data obtained from the radio frequency SPO2 measurement subsystem, wherein the executing the machine learning algorithm includes weighting the SPO2 data obtained from the optical SPO2 measurement subsystem and the SPO2 data obtained from the radio frequency SPO2 measurement subsystem based on a user of the enhanced SPO2 measuring device to create the final SPO2 measurement;

determining whether the SPO2 data obtained from the radio frequency SPO2 measurement subsystem is within range of SPO2 data obtained from the optical SPO2 measurement subsystem, wherein when the SPO2 data obtained from the radio frequency SPO2 measurement subsystem is within the range, creating fused SPO2 data by fusing the SPO2 data obtained from the optical SPO2 measurement subsystem and the SPO2 data obtained from the radio frequency SPO2 measurement subsystem or creating the final SPO2 measurement using the machine learning model.

10. The method of claim 9 , wherein the radio frequency SPO2 measurement subsystem obtains SPO2 data by transmitting radio frequency transmit signals from at least one transmit antenna into the body, and receiving radio frequency signals resulting from transmission of the radio frequency transmit signals into the body on at least one receive antenna.

11. The method of claim 9 , wherein:

the fusing comprises fusing real-time SPO2 data obtained from the optical SPO2 measurement subsystem and real-time SPO2 data obtained from the radio frequency SPO2 measurement subsystem;

the executing comprises executing the machine learning algorithm on real-time SPO2 data obtained from the optical SPO2 measurement subsystem and on real-time SPO2 data obtained from the radio frequency SPO2 measurement subsystem;

the determining comprises determining whether real-time SPO2 data obtained from the radio frequency SPO2 measurement subsystem is within range of real-time SPO2 data obtained from the optical SPO2 measurement subsystem.

12. The method of claim 9 , further comprising storing the SPO2 data obtained from the optical SPO2measurement subsystem in a database.

13. The method of claim 9 , further comprising storing the SPO2 data obtained from the radio frequency SPO2 measurement subsystem in a database.

14. The method of claim 9 , further comprising storing the SPO2 data obtained from the optical SPO2 measurement subsystem and the SPO2data obtained from the radio frequency SPO2 measurement subsystem in a database.

Assignments (5)
CHANGE OF NAME Recorded Aug 27, 2025
From: KNOW LABS, INC.
To: USBC, INC.
Reel/Frame 072590/0959 →
RELEASE OF SECURITY INTEREST Recorded Aug 26, 2025
From: LIND GLOBAL FUND II LP
To: KNOW LABS, INC.
Reel/Frame 072564/0180 →
CORRECTIVE ASSIGNMENT TO CORRECT THE CORRECT THE NATURE OF THE CONVEYANCE FROM ASSIGNMENT TO SECURITY INTEREST PREVIOUSLY RECORDED ON REEL 66766 FRAME 901. ASSIGNOR(S) HEREBY CONFIRMS THE SECURITY AGREEMENT. Recorded Mar 22, 2024
From: KNOW LABS, INC.
To: LIND GLOBAL FUND II LP
Reel/Frame 067126/0008 →
SECURITY INTEREST Recorded Mar 7, 2024
From: KNOW LABS, INC.
To: LIND GLOBAL FUND II LP
Reel/Frame 066766/0901 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 22, 2023
From: CRONIN, JOHN
To: KNOW LABS, INC.
Reel/Frame 063063/0961 →