KR20200109232A - Sensing apparatus for biometric data - Google Patents

Abstract

The present invention relates to a biometric information sensing device including: a housing including a power supply unit, a control unit, or a sensor unit therein; a wearing portion coupled to one side or both sides of the housing; a fiber-type breathing sensor positioned in the wearing portion; a communication unit positioned in the housing and communicating with a server or a client device; and an output unit outputting sensed biometric information or information received from the server. The sensor unit includes an ECG, oxygen saturation, temperature, or motion sensor. The fiber-type breathing sensor includes breathing information sensing by chest volume change detection. The wearing portion is made of an elastic fiber and can be worn on the chest. The fiber-type breathing sensor includes sensing breathing information by chest volume change detection with a carbon nanotube applied to one region of the wearing portion.

Description

Biometric information sensing device {SENSING APPARATUS FOR BIOMETRIC DATA}

The present invention relates to a biometric information sensing device, and more particularly, to a sensing device that senses and transmits biometric information by a sensor including a fiber-type respiratory sensor, an ECG sensor, an oxygen saturation sensor, a temperature sensor, or a motion sensor. .

As interest in health increases, various types of biometric information sensing devices are being developed. In addition, as various wearable devices that can be directly worn by users are spreading, devices specialized for healthcare are being developed.

However, the conventional wearable type biometric information sensing device is attached to a specific part of the body and is configured for the purpose of sensing exercise information related to a specific exercise. For example, it is used to measure the number of steps while walking. Therefore, in order to sense exercise information for another exercise, different types of sensing devices must be attached to the body, and when performing various exercises, there is a problem in that several types of sensing devices have to be prepared.

In addition, the conventional wearable type biometric information sensing device is specialized for outdoor exercise or tactical training analysis due to high dependence on location information including GPS, and multiplayer monitoring is performed by team units such as soccer and basketball. It was introduced and used only in sports, and there was a problem that it was not suitable for routine-based personal exercise performed indoors.

In addition, according to the conventional wearable type of biometric information sensing device, since the inaccuracy of the sensing result of each biometric information sensor and each biometric information are separately analyzed, There was a problem that the accuracy of exercise information was poor.

Unexamined Patent Publication No. 10-2017-0001032, 2017.01.04

The problem to be solved by the present invention is to provide a biometric information sensing device capable of acquiring exercise information related to various movements with one sensing device by sensing various biometric information by a plurality of sensors included in one sensing device. will be.

In addition, the problem to be solved by the present invention is not limited to location information including GPS, but by sensing and analyzing information on the user's respiration, electrocardiogram, oxygen saturation, body temperature, or motion, it is based on routines made indoors as well as group sports. It is to provide a biometric information sensing device that can be actively used in personal exercise.

In addition, the problem to be solved by the present invention is to sense precise breathing information by a fiber-type breathing sensor, to sense biometric information by a plurality of sensors at the same time, and to match and compare a plurality of sensed biometric information according to time. To provide a biometric information sensing device capable of calculating accurate exercise information (eg, exercise frequency information) by analyzing.

In addition, the problem to be solved by the present invention is that by providing biometric information or exercise information by lighting, biometric information that enables users to easily obtain feedback on exercise performance without having to bring a client device (eg, a smartphone) close to each other. It is to provide a sensing device.

The problems to be solved by the present invention are not limited to the problems mentioned above, and other problems that are not mentioned will be clearly understood by those skilled in the art from the following description.

The biometric information analysis device according to an embodiment of the present invention for solving the above-described problems includes a housing including a power supply unit, a control unit or a sensor unit therein, a wearing unit coupled to one or both sides of the housing, and a wear unit positioned at the wearing unit. It includes a fibrous respiration sensor, the sensor unit includes an ECG sensor, an oxygen saturation sensor, a temperature sensor, or a motion sensor, and the fibrous respiration sensor senses a change in volume of the chest to sense respiration information.

The wearing part of the biometric information analysis device according to another embodiment of the present invention for solving the above-described problems is made of fibers having elastic properties and can be worn on the chest, and the fiber-type breathing sensor is formed in one area of the wearing part. A tube is applied to sense a change in the volume of the chest to sense respiration information, and the respiration information may include a respiration pattern, respiration frequency, or respiration volume.

Electrodes of the ECG sensor of the biometric information analysis apparatus according to another embodiment of the present invention for solving the above-described problems include those located on the wearing portions on both sides of the housing.

The motion sensor of the biometric information analysis apparatus according to another embodiment of the present invention for solving the above-described problem includes an acceleration sensor, an angular velocity sensor, or a geomagnetic sensor.

The biometric information analysis apparatus according to another embodiment of the present invention for solving the above-described problems includes the housing being worn so as to be located in the center of the chest.

The biometric information analysis apparatus according to another embodiment of the present invention for solving the above-described problem further includes an authentication unit for receiving user authentication information and logging in.

The biometric information analysis apparatus according to another embodiment of the present invention for solving the above-described problems further includes a communication unit located inside the housing and communicating with a server or a client device.

The client device of the biometric information analysis device according to another embodiment of the present invention for solving the above problems includes a user client device or a trainer client device, and includes a plurality of sensing devices and one trainer client device communicating. do.

The biometric information analysis apparatus according to another embodiment of the present invention for solving the above-described problem further includes an output unit that outputs the sensed biometric information or information received from the server.

The output unit of the biometric information analysis apparatus according to another embodiment of the present invention for solving the above-described problem is located on the front side of the housing, includes a lighting unit, and the lighting unit is the sensed biometric information or information received from the server. It includes changing the lighting color under the control of the controller in response to the change in

Other specific details of the present invention are included in the detailed description and drawings.

According to the present invention, various biometric information or exercise information may be obtained by a plurality of sensors included in one sensing device.

In addition, according to the present invention, precise breathing information can be sensed by a fiber-type breathing sensor that detects a change in the volume of the chest, and accurate exercise information can be analyzed by sensing and providing a plurality of biometric information for the same time. .

In addition, according to the present invention, the user can easily obtain information on exercise performance without bringing a client device (eg, a smartphone) close to the LED lighting of the sensing device.

In addition, according to the present invention, a plurality of users wear a sensing device and communicate with one trainer client device through a communication unit, so that a trainer can monitor a plurality of users without space constraints in group training, You can provide personalized feedback.

The effects of the present invention are not limited to the effects mentioned above, and other effects not mentioned will be clearly understood by those skilled in the art from the following description.

1 is a diagram showing the configuration of a biometric information sensing device according to an embodiment of the present invention.
2 is a diagram illustrating a configuration of a housing of a biometric information sensing device according to an embodiment of the present invention.
3 is a view for explaining the experimental results for confirming the sensitivity of the fiber-type breathing sensor.
4 is a diagram illustrating a graph of time of biometric information sensed at the same time according to an embodiment of the present invention.
5 is a diagram illustrating a communication relationship between a biometric information sensing device and a client device according to an embodiment of the present invention.
6 is a diagram showing the configuration of an output unit according to an embodiment of the present invention.
FIG. 7 is a diagram illustrating a biometric information sensing device that outputs information by a lighting unit and a wearing state according to an exemplary embodiment of the present invention.

Advantages and features of the present invention, and a method of achieving them will become apparent with reference to the embodiments described below in detail together with the accompanying drawings. However, the present invention is not limited to the embodiments disclosed below, but may be implemented in a variety of different forms, only the present embodiments are intended to complete the disclosure of the present invention, It is provided to fully inform the technician of the scope of the present invention, and the present invention is only defined by the scope of the claims.

The terms used in the present specification are for describing exemplary embodiments and are not intended to limit the present invention. In this specification, the singular form also includes the plural form unless specifically stated in the phrase. As used in the specification, “comprises” and/or “comprising” do not exclude the presence or addition of one or more other elements other than the mentioned elements. Throughout the specification, the same reference numerals refer to the same elements, and “and/or” includes each and all combinations of one or more of the mentioned elements. Although "first", "second", and the like are used to describe various elements, it goes without saying that these elements are not limited by these terms. These terms are only used to distinguish one component from another component. Therefore, it goes without saying that the first component mentioned below may be the second component within the technical idea of the present invention.

In this specification, a'client device' refers to all devices including a communication function that users can use by installing a program (or application). That is, the client device is a cellular phone, a PCS phone (Personal Communication Service phone), a synchronous/asynchronous mobile terminal of the International Mobile Telecommunication-2000 (IMT-2000), a Palm Personal Computer (Palm Personal Computer), Personal Digital Assistant (PDA), Smart phone, WAP phone (Wireless Application Protocao phone), mobile game console, tablet PC, smart watch, notebook PC, desktop PC, smart camera, smart TV It may include various communication devices such as. Further, the client device does not basically include a communication function, but may include a device capable of performing communication by combining a memory chip having a communication function.

Unless otherwise defined, all terms (including technical and scientific terms) used in the present specification may be used as meanings that can be commonly understood by those of ordinary skill in the art to which the present invention belongs. In addition, terms defined in a commonly used dictionary are not interpreted ideally or excessively unless explicitly defined specifically.

Spatially relative terms "below", "beneath", "lower", "above", "upper", etc., as shown in the figure It can be used to easily describe the correlation between a component and other components. Spatially relative terms should be understood as terms including different directions of components during use or operation in addition to the directions shown in the drawings. For example, if a component shown in a drawing is turned over, a component described as "below" or "beneath" of another component will be placed "above" the other component. I can. Accordingly, the exemplary term “below” may include both directions below and above. Components may be oriented in other directions, and thus spatially relative terms may be interpreted according to orientation.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 is a diagram showing a configuration of a biometric information sensing device according to an embodiment of the present invention, and FIG. 2 is a diagram showing a configuration of a housing of a biometric information sensing device according to an embodiment of the present invention.

Referring to FIG. 1, a biometric information sensing device 10 according to an embodiment of the present invention includes a housing 100, a wearing part 200 coupled to one or both sides of the housing, and a fiber located in the wearing part. It may include a type breathing sensor 300.

2, the housing 100 according to an embodiment of the present invention may include a sensor unit 110, a power supply unit 120, or a control unit 130, the sensor unit ECG sensor 112, The oxygen saturation sensor 114, the temperature sensor 116, or the motion sensor 118 may be included, and various sensors capable of sensing biometric information may be included without being limited thereto.

In one embodiment, the power supply unit 120 supplies power necessary for driving the biometric information sensing device, and may include a battery, and the controller 130 can control overall operations related to the biometric information sensing device, and each component It is connected to the field and can control the operation of each component.

In one embodiment, the wearing part 200 is coupled to one side or both sides of the housing, and may be a band that can be worn around the user's chest, more preferably, due to the change in the volume of the chest due to the user's breathing. It may be a band having elasticity so that it can be stretched or contracted accordingly. In addition, the wearing unit may further include an adjustment unit capable of adjusting a length according to the user's chest circumference.

The fibrous breathing sensor 300 refers to a breathing sensor that is located on a part of the wearing part 200 and senses the user's breathing information by detecting a change in the volume of the chest due to the user's breathing.

In one embodiment, the fiber-type breathing sensor is coated with a carbon nanotube (CNT) on one side of the wearing part in the form of a band surrounding the user's chest, and the volume change due to contraction and expansion of the chest during the user's breathing By detecting the change in the resistance value according to the deformation rate of the carbon nanotubes, the deformation rate of the wearing part to which the carbon nanotubes are applied, that is, the volume change of the chest, is detected, and through this, the breathing information including the breathing pattern, the number of breaths, or the volume You can sense it. In one embodiment, the strain may be detected in units of nanomillimeters, but is not limited thereto. In addition, a step for removing noise may be added.

In one embodiment, the fiber-type breathing sensor is a step of attaching a polyurethane film as a buffer layer to one side of the wearing part made of an elastic band, applying a carbon nanotube on the polyurethane film It may be manufactured by a method including the step of, thermal curing the carbon nanotube layer, attaching a polyurethane film on the carbon nanotube layer as a protective layer, or forming an electrode terminal. . In an embodiment, the polyurethane film may be attached by a thermal transfer printing technique, and the carbon nanotubes may be applied by a screen printing technique. In addition, the thickness of the applied carbon nanotube layer may be 50 to 300 μm, and the application shape, length, or area may be variously changed according to the design of the biometric information sensing device. In addition, the thermal curing step may include thermal curing using an infrared conveyor dryer, and the polyurethane film attached as the protective layer may include a transparent or opaque film, The electrode terminal may include an eyelet, a metal wire, or a copper thin film.

3 is a view for explaining the experimental results for checking the sensitivity (sensitivity) of the fiber-type breathing sensor. Referring to FIG. 3, as the strain of the fibrous respiration sensor increases, the resistance increases linearly, and when the strain is 15%, the sensitivity is 340%. Therefore, according to the fiber-type breathing sensor coated with the carbon nanotubes, it is possible to very precisely detect the volume change of the chest, thereby enabling precise sensing of breathing information.

In addition, referring to FIG. 1, in one embodiment, the ECG sensor 112 may include one or more ECG electrodes 113 for detecting an ECG signal of a user, and the plurality of ECG electrodes are It may be located on both sides of the housing to be in contact with the wearing part. In addition, the ECG electrode may include a conductive silicon ECG electrode. In addition, a conversion unit for converting the detected ECG signal into heart rate information may be further included in the housing 100, and the ECG signal may include amplitude data of an ECG QRS waveform.

In one embodiment, the oxygen saturation sensor 114 may include an optical sensor that senses blood oxygen saturation (SpO2) data using a degree of absorption of a specific wavelength of light, and the body temperature sensor 116 It may include a temperature sensor that measures the body temperature of the user by contacting. In addition, the oxygen saturation sensor or the body temperature sensor may be modularized to increase the recognition rate.

In one embodiment, the motion sensor 116 may include an acceleration sensor, an angular velocity sensor, or a geomagnetic sensor. The angular velocity sensor may mean a gyro sensor, but is not limited thereto, and the motion sensor may sense acceleration information, angular velocity information, or geomagnetic information to generate motion information about the movement of a user wearing the sensing device. .

In addition, in an embodiment, the plurality of sensors for sensing the biometric information may be configured as a module including a detection unit for detecting a biosignal and a conversion unit for converting the detected biosignal into biometric information.

In one embodiment, the sensing information sensed by the fibrous respiration sensor, ECG sensor, oxygen saturation sensor, body temperature sensor, or motion sensor may include a plurality of information obtained for the same time, and a plurality of sensing for the same time. By transmitting information to a server or a client device and matching and analyzing a plurality of sensing information for the same time according to time, accuracy of an analysis result including an exercise type, exercise frequency, or exercise intensity may be improved. That is, the sensing information may further include information on time.

4 is a diagram showing a graph of time of biometric information sensed at the same time according to an embodiment of the present invention. Referring to FIG. 4, in an embodiment, by sensing biometric information including respiration, electrocardiogram, oxygen saturation, body temperature, location, or motion information at the same time and transmitting it to the server, the server transmits the sensing information to FIG. Likewise, it is possible to analyze exercise information simply and accurately by matching with a graph against time. For example, when a user performs a'squat' exercise, by comparing the user's breathing information 50 and motion information 60 sensed at the same time in time, exercise information including exercise frequency information and exercise amount information Can be analyzed more precisely. As a specific example, in the squat exercise, a regular breathing pattern (e.g., inhalation during a down motion and exhalation during an up motion) according to the repeated performance of the motion is accompanied, or when a strong load is applied to the muscles (e.g., When it reaches the lowest point in the squat), the bracing point is measured and compared with motion information (e.g., up and down movements) to allow precise analysis of the number of exercise. It is possible to analyze exercise intensity or amount of exercise by using the point that the stopping time is longer. In addition, by acquiring and comparing a plurality of sensing information for the same time, it is possible to distinguish the user's exercise action (1 rep) performance, and to calculate the time spent performing the exercise action and the time taken to take a break. Therefore, it is possible to accurately calculate the number of times the user performs an exercise operation.

In one embodiment, the biometric information sensing device may be worn so that the housing 100 is located in the center of the user's chest. As the housing including the sensor unit inside is located in the center of the user's chest, the motion sensor is placed at the user's center of gravity, and the motion sensor 116 placed at the user's center of gravity effectively senses the user's left and right, front and rear, and vertical movements. can do. In addition, there is an effect of reducing the limit in the user performing the exercise motion.

In an embodiment, the biometric information sensing device may further include an authentication unit that receives user authentication information and logs in. The authentication information may include ID, PW, or biometric information including fingerprint, iris, and face recognition. In addition, the authentication unit may be located on a part of the housing 100, the wearing unit 200 or the output unit 400. According to an embodiment, when a user authenticates through the authentication unit, the user can transmit sensing information to a server or a client device in response to the authentication information not only by a personal sensing device but also a common sensing device provided in a fitness center, There is an effect of being able to check the user's biometric information or exercise information analyzed through the server. In addition, the user can check or manage personal exercise information and records through the server, and compare the records through sharing with others.

In one embodiment, the biometric information sensing device may further include a communication unit 140 inside the housing 100. The communication unit may be connected to the server 20 or the client device 30 by wire or wirelessly. For example, the communication unit is a client device or server and Bluetooth (bluetooth) communication, BLE (Bluetooth Low Energy) communication, near field communication (Near Field Communication unit), WLAN (Wi-Fi) communication, Zigbee (Zigbee) communication, infrared ( IrDA, infrared Data Association) communication, WFD (Wi-Fi Direct) communication, UWB (ultra wideband) communication, Ant+ communication WIFI communication method can be used to communicate, but is not limited thereto.

The client device may include a user client device or a trainer client device. 5 is a diagram illustrating a communication relationship between a biometric information sensing device and a client device according to an embodiment of the present invention. Referring to FIG. 5, the communication relationship may include a plurality of biometric information sensing devices communicating with one trainer client device (FIG. 5(a)) or communicating through a server (FIG. 5(b)). According to the present embodiment, information on a plurality of users performing an exercise in the same place as well as in different places may be transmitted to one trainer. There is an effect of providing personalized feedback or recommended exercise information by analyzing personal biometric information or exercise information. In other words, the trainer can monitor a large number of remote people in real time without space constraints.

In an embodiment, the server may receive sensing information from a sensing device and calculate exercise information or performance index by using a deep learning algorithm. The deep learning algorithm may include a CNN, RNN, LSTM, or GRU scheme, but is not limited thereto.

6 is a diagram showing a configuration of an output unit according to an embodiment of the present invention, and FIG. 7 is a view for explaining a biometric information sensing device that outputs information by a lighting unit according to an embodiment of the present invention and a wearing state to be. 6 and 7, in an embodiment, the biometric information sensing device may further include an output unit 400 on the front surface of the housing 100, and the output unit 400 is a lighting unit 410 or a display. It may include a unit 420. In addition, the output unit may include a speaker for outputting audio information.

The lighting unit 410 may include a device that changes and outputs the lighting color under the control of a controller in response to changes in biometric information sensed by a sensor or information received from a server or a client device, and includes an LED. May be, but is not limited thereto. Due to the output of the lighting unit, the user can easily obtain biometric information or exercise information by changing the lighting color or the presence or absence of lighting without putting a client device (eg, a smartphone) close. In addition, in a group exercise in which multiple users train together for one trainer, the trainer can easily recognize the user's biometric information, exercise information, or the presence or absence of injuries, thereby improving the efficiency of exercise. There is an effect that can prevent injury to the user.

In a specific embodiment, the user may set a standard for changing the lighting color. For example, a normal range for specific biometric information may be set, and when the biometric information falls within the normal range, green illumination may be output, but when the biometric information is out of the normal range, red illumination may be output. Specifically, it is important to maintain the heart rate in exercise for weight loss.In the case of exercising using a treadmill by setting the user to output green when the heart rate is 140 or higher and red when it is less than 140, the user outputs There is an effect of being able to easily receive feedback on biometric information or exercise information by the lighting color. In addition, in the routine-based personal exercise, feedback on the exercise posture may be received by setting to output green light when a user performs an accurate motion for a specific exercise and red light when performing an incorrect motion. In addition, the illumination color change criteria may include a plurality of criteria. In the above embodiment, when the user is set to output a yellow light when a user detects an injury risk sign at the same time, the user can easily obtain various information (accuracy of operation, presence or absence of an injury risk sign). Meanwhile, the standard for changing the lighting color is not limited thereto, and a user may set variously.

In one embodiment, the output unit 400 may include a display unit 420. The display unit may display the sensed biometric information or information received from the server on the screen. In one embodiment, the output unit may include both an illumination unit and a display unit. For example, in the above-described embodiment, when a user exercises by setting a heart rate of 140 as a reference for changing the lighting color, under the control of the controller, the lighting unit outputs illumination of a color corresponding to the reference, and the display unit displays the user's heart rate. can do. In this case, the user can simply obtain information (whether or not the heart rate exceeds 140) according to the illumination color, and when the illumination color changes, specific heart rate information can be obtained by checking the display unit.

The steps of a method or algorithm described in connection with an embodiment of the present invention may be implemented directly in hardware, implemented as a software module executed by hardware, or a combination thereof. Software modules include Random Access Memory (RAM), Read Only Memory (ROM), Erasable Programmable ROM (EPROM), Electrically Erasable Programmable ROM (EEPROM), Flash Memory, hard disk, removable disk, CD-ROM, or It may reside on any type of computer-readable recording medium well known in the art to which the present invention pertains.

In the above, embodiments of the present invention have been described with reference to the accompanying drawings, but those of ordinary skill in the art to which the present invention pertains can be implemented in other specific forms without changing the technical spirit or essential features. You can understand. Therefore, the embodiments described above are illustrative in all respects, and should be understood as non-limiting.

10: biometric information sensing device
20: server
30: client device
50: respiratory information data
60: motion information data
100: housing
110: sensor unit
112: ECG sensor
114: oxygen saturation sensor
116: temperature sensor
118: motion sensor
120: power supply
130: control unit
140: communication department
200: wearing part
300: fiber type breathing sensor
400: output
410: lighting unit
420: display unit

Claims (10)

A housing including a power supply unit, a control unit or a sensor unit therein;
Wearing parts coupled to one or both sides of the housing; And
Including; a fiber-type breathing sensor located on the wearing part,
The sensor unit includes an ECG sensor, an oxygen saturation sensor, a temperature sensor or a motion sensor,
The fibrous respiratory sensor is a biometric information sensing device, characterized in that for sensing the breathing information by detecting the volume change of the chest. The method of claim 1,
The wearing part is made of fibers having elastic properties and can be worn on the chest,
The fibrous respiration sensor senses respiration information by sensing a change in volume of the chest by applying carbon nanotubes to one area of the wearing part,
The breathing information is a biometric information sensing device including a breathing pattern, a breathing frequency, or a breathing volume. The method of claim 1,
The electrode of the ECG sensor is a biometric information sensing device located on both sides of the housing. The method of claim 1,
The motion sensor is a biometric information sensing device including an acceleration sensor, an angular velocity sensor, or a geomagnetic sensor. The method of claim 1,
Biometric information sensing device, characterized in that the housing is worn to be located in the center of the chest. The method of claim 1,
Biometric information sensing device further comprising an authentication unit to log in by receiving the user's authentication information. The method of claim 1,
Biometric information sensing device located inside the housing and further comprising a communication unit for communicating with a server or a client device. The method of claim 7,
The client device comprises a user client device or a trainer client device,
A biometric information sensing device, characterized in that a plurality of sensing devices and a trainer client device communicate with each other. The method of claim 1,
Biometric information sensing device further comprising an output unit for outputting the sensed biometric information or information received from the server. The method of claim 9,
The output unit is located on the front surface of the housing and includes a lighting unit,
The biometric information sensing device wherein the illumination unit changes the illumination color under the control of a controller in response to a change in the sensed biometric information or information received from a server.

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