# US 10,307,096 B2 · Biological state determining method and apparatus

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- Number: US 10,307,096 B2
- Document ID: US10307096B2
- Status: Granted
- Kind: B2
- Application number: 15/223,314
- Filed: 2016-07-29
- Published: 2017-02-09
- Granted: 2019-06-04
- Earliest claimed: 2015-08-03
- Assignees: Samsung Electronics Co., Ltd.
- Applicants: Samsung Electronics Co., Ltd.
- Inventors: Younho Kim; Seungwoo Noh; Sangyun Park
- Web page: https://patentgrep.com/patent/US10307096B2

## CPC

- A61B 5/165: {Evaluating the state of mind, e.g. depression, anxiety}
- A61B 5/0205: Simultaneously evaluating both cardiovascular conditions and different types of body conditions, e.g. heart and respiratory condition
- A61B 5/4872: {Body fat}
- A61B 5/7246: {using correlation, e.g. template matching or determination of similarity}
- G16H 40/60: for the operation of medical equipment or devices
- G16H 50/20: for computer-aided diagnosis, e.g. based on medical expert systems
- G16H 50/30: for calculating health indices; for individual health risk assessment
- A61B 5/6824: {Arm or wrist}
- A61B: DIAGNOSIS; SURGERY; IDENTIFICATION (usefulness limited to only animals A61D)
- G16H: HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA

## Abstract

Provided is a biometric state determining method and apparatus. The biometric state determining apparatus may be configured to receive body data and biometric data of a user, and calculate a stress level based on an analysis of the received biometric data. The biometric state determining apparatus may calculate a biometric parameter based on a determined correlation between the calculated stress level and the received body data, and determine a biometric state of the user based on an analysis of the calculated biometric parameter.

## Claims

### Claim 1

A processor-implemented method, performed by a computing apparatus in a biometric system, of determining a biometric state for a user, the method comprising:
receiving, by one or more processors of the computing apparatus, body data of the user from a first sensor;
measuring, by the one or more processors and using a second sensor, biometric data of the user;
determining, by the one or more processors, a stress level based on an analysis of extracted pattern data being extracted from the measured biometric data; and
determining, by the one or more processors, the biometric state based on the received body data and the determined stress level.

### Claim 2 (depends on 1)

The method of claim 1, wherein the determining of the biometric state comprises:
determining a biometric parameter based on an analysis of the determined stress level and the received body data; and
determining the biometric state based on an analysis of the determined biometric parameter.

### Claim 3 (depends on 2)

The method of claim 2, wherein the determining of the biometric state based on the analysis of the determined biometric parameter further comprises determining the biometric state by comparing the determined biometric parameter to a threshold.

### Claim 4 (depends on 2)

The method of claim 2, wherein the determining of the biometric state based on the analysis of the determined biometric parameter further comprises:
comparing the determined biometric parameter to a plurality of thresholds; and
determining the biometric state to be one of a plurality of different biometric states based on a result of the comparing.

### Claim 5 (depends on 2)

The method of claim 2, wherein the determining of the biometric parameter further comprises determining the biometric parameter based on a determined correlation between the determined stress level and the received body data.

### Claim 6 (depends on 2)

The method of claim 2, wherein the determining of the biometric parameter further comprises determining the biometric parameter based on a determined difference between the determined stress level and the received body data.

### Claim 7

A processor-implemented method, performed by a computing apparatus in a biometric system, of determining a biometric state for a user, the method comprising:
receiving, by at least one processor of the computing apparatus, body data of the user from a first sensor;
measuring, by the at least one processor and using a second sensor, biometric data of a user;
determining, by the at least one processor, a stress level based on the measured biometric data; and
determining, by the at least one processor, the biometric state based on the received body data and the determined stress level,
wherein the determining of the biometric state comprises:
normalizing each of the determined stress level and the received body data; and
determining the biometric state based on a comparison of the normalized stress level and the normalized body data.

### Claim 8

A processor-implemented method, performed by a computing apparatus in a biometric system, of determining a biometric state for a user, the method comprising:
receiving, by one or more processors of the computing apparatus, body data of the user from a first sensor;
measuring, by the one or more processors and using a second sensor, biometric data of the user;
determining, by the one or more processors, a stress level based on the measured biometric data; and
determining, by the one or more processors, the biometric state based on the received body data and the determined stress level, wherein the measuring comprises sensing at least two types of biometric data, and the determining of the stress level comprises calculating the stress level based on the at least two types of biometric data.

### Claim 9 (depends on 1)

A non-transitory processor readable medium comprising processor readable code to control the one or more processors to implement the method of claim 1.

### Claim 10

A biometric state determining apparatus in a biometric system, the apparatus comprising:
a receiver configured to receive body data of a user from a first sensor; and
one or more processors configured to:
measuring, using a second sensor, biometric data of the user;
determine a stress level based on an analysis of extracted pattern data being extracted from the measured biometric data; and
determine a biometric state based on the received body data and the determined stress level.

### Claim 11 (depends on 10)

The apparatus of claim 10, wherein the one or more processors are further configured to:
determine a biometric parameter based on an analysis of the determined stress level and the received body data; and
determine the biometric state based on an analysis of the determined biometric parameter.

### Claim 12 (depends on 11)

The apparatus of claim 11, wherein, for the determining of the biometric state, the one or more processors are further configured to determine the biometric state by comparing the determined biometric parameter to a threshold.

### Claim 13 (depends on 11)

The apparatus of claim 11, wherein, for the determining of the biometric state, the one or more processors are further configured to:
compare the determined biometric parameter to a plurality of thresholds; and
determine the biometric state to be one of a plurality of different biometric states based on a result of the comparing.

### Claim 14 (depends on 11)

The apparatus of claim 11, wherein, for the determining of the biometric parameter, the one or more processors are further configured to determine the biometric parameter based on a determined correlation between the determined stress level and the received body data.

### Claim 15 (depends on 11)

The apparatus of claim 11, wherein, for the determining of the biometric parameter, the one or more processors are further configured to determine the biometric parameter based on a determined difference between the determined stress level and the received body data.

### Claim 16 (depends on 10)

The apparatus of claim 10, wherein, for the determining of the biometric state, the one or more processors are further configured to:
normalize each of the determined stress level and the received body data; and
determine the biometric state based on a comparison of the normalized stress level and the normalized body data.

### Claim 17

A biometric state determining apparatus in a biometric system, the apparatus comprising:
a receiver configured to receive body data of a user from a first sensor; and
one or more processors configured to:
measuring, using a second sensor, biometric data of the user;
determine a stress level based on the measured biometric data; and
determine a biometric state based on the received body data and the determined stress level,
wherein the receiver is further configured to receive at least two types of additional biometric data for the user, and
wherein, for the determining of the stress level, the one or more processors are further configured to determine the stress level based on the at least two types of additional biometric data.

### Claim 18 (depends on 10)

The apparatus of claim 10, wherein the receiver comprises a biometric signal sensor configured to sense a biosignal of the user, and the one or more processors are configured to extract the pattern data from the biosignal.

### Claim 19 (depends on 10)

The apparatus of claim 10, further comprising:
a display configured to display the determined biometric state; and
a communicating processor configured to transmit information of the determined biometric state to an external apparatus.

### Claim 20 (depends on 1)

The method of claim 1, wherein the biometric state of the user is determined based on a determined difference between the determined stress level and the received body data.

### Claim 21 (depends on 1)

The method of claim 1, wherein the body data is bodily characteristic information of the user distinguished from real time physiological information of the user.

### Claim 22 (depends on 21)

The method of claim 21, wherein the determining of the biometric state comprises:
normalizing each of the determined stress level and the received body data; and
determining the biometric state based on a comparison of the normalized stress level and the normalized body data.

### Claim 23 (depends on 21)

The method of claim 21, wherein the biometric state of the user is determined based on a determined correlation between the determined stress level and the received body data.

### Claim 24 (depends on 21)

The method of claim 21, wherein the bodily characteristic information of the user includes one or more of information on the weight, body composition, height, and/or age of the user.

### Claim 25 (depends on 24)

The method of claim 24, wherein the biometric data is real time biosignal information of an electrocardiogram (ECG), photoplethysmography (PPG), and/or blood pressure readings.

### Claim 26 (depends on 1)

The method of claim 1, wherein the measuring comprises sensing at least two types of biometric data, and the determining of the stress level comprises calculating the stress level based on the at least two types of biometric data.

### Claim 27 (depends on 10)

The apparatus of claim 10, wherein the receiver is further configured to receive at least two types of additional biometric data for the user, and
wherein, for the determining of the stress level, the one or more processors are further configured to determine the stress level based on the at least two types of additional biometric data.