KR20140003820A - Method for user interface of based on vital signal - Google Patents

Abstract

The present invention relates to a method for user interface based on biometric information obtained through a chair. The purpose of the present invention is to output a music or voice as a response, set according to a user's health condition, stress level or emotional state, or to output audio guidance, to lead the user to exercise or breathe, through a personal computer or a smartphone which receives biometric information from bio-signals acquired by bio-signal sensors installed in the armrests, the backrest, and the seat of a chair. The method of the present invention comprises the steps of: determining the health condition, stress level, and emotional state of a user, based on bio-signals acquired by bio-signal sensors installed in a chair; determining the sitting posture of the user based on pressure signals acquired by each pressure sensor; displaying the health condition, stress level, emotional state, and the sitting posture of the user in the screen of a user terminal; displaying changes in the health condition, stress level, emotional state, and the sitting posture, classified according to time, date, week, or month; providing videos or voices as feedback information classified according to the stress level and emotional state; and providing image and voice information to enable the user to correct his/her sitting posture. [Reference numerals] (AA) User information; (BB) Name, age, gender, height, weight, etc.; (CC) Musical breathing; (DD) Meditation; (EE) Exercise (Eyes, Color, Chair movement); (FF) mm/dd/yyyy, hh: Run musical breathing (Automatic); (GG) mm/dd/yyyy, hh: Run meditation (Manual)

Description

User interface method based on biometric information acquired from a chair {Method for User Interface of based on Vital Signal}

The present invention relates to a method for managing and feeding back user's biometric information obtained from a chair in an unrestrained state, wherein the user's health is obtained from a biosignal obtained from a biometric information acquisition device mounted on a chair used for work or daily life. The present invention relates to a user interface method based on biometric information obtained from a chair for calculating a parameter for determining stress, emotion, and feedbacking a user state through a personal computer (PC) or a mobile phone.

Recently, due to the rapid development of electronic technology and information and communication technology, it provides convenience to people in various fields. In particular, as it is utilized in the field of medical devices and systems, the field of Ubiquitous Healthcare, which is very useful for human health management, is rapidly developing.

In other words, by using a biometric information sensor and advanced wireless communication or medical devices, the health care services such as remotely check the user's health status, stress and health status, and notify of the emergency situation are being performed in the home network environment.

As a health management system using conventional biometric information acquisition, a technology for diagnosing a health condition by acquiring biometric information from a chair mainly used in daily life is disclosed in Korea Patent No. 10-0949309 (Health monitoring system using mobile computer and Method).

FIG. 1 is a schematic explanatory diagram of a health monitoring system using a mobile computer according to the related art, and includes a mobile computer unit 10, a chair unit 20, and a portable device unit 30.

The mobile computer unit 10 includes electrodes for detecting electrocardiogram, skin conductivity, skin temperature, and obesity, and the chair unit 20 and the portable device unit 30 as well as the bio signals detected by the electrodes. The radio received bio signals are collectively analyzed.

Meanwhile, the chair unit 20 includes a plurality of biometric devices including a posture measurement sensor, and transmits the measured bio signals to the mobile computer unit 10.

The portable device unit 30 is configured to continuously monitor a plurality of biosignals including optical volume pulse wave (PPG) and transmit the monitored biosignals to the mobile computer unit 10.

The health monitoring system using a mobile computer according to the prior art made as described above can easily measure and correct posture in daily life, and can easily check the health state by measuring oxygen saturation, blood flow, and volumetric wave through a simple portable device. In addition, by measuring the various biological signals through the electrodes mounted on the computer and the chair there is an effect that can easily check the health status in the workplace.

However, such a prior art has a problem in that the obtained biometric information is stored using a mobile computer and the like, and only the calculated information is provided, but no feedback is made according to the state of the examinee.

Accordingly, the present invention provides a personal for receiving biometric information obtained through a biosignal sensor on an armrest, a back plate, and a seat plate for acquiring biometric information in a chair that a user mainly uses in a daily life or work to improve the problems of the prior art. Through the user terminal, such as a computer or a smart phone, the biometric information obtained from a chair that outputs music or voice in response to the user's health, stress or emotional state, or outputs guide voice to induce exercise or breathing The purpose is to provide a user interface based method.

Another object of the present invention is to distribute a plurality of pressure sensors on the back, the seat of the chair, not only to feed back the user's sitting position analyzed by the data measured through each pressure sensor to the user, to maintain the correct posture , To display a guide voice or an image on the screen of the user terminal.

The user interface process based on the biometric information obtained from the chair to achieve the object of the present invention obtains the user's biosignal from the biosignal acquisition sensor and pressure sensor installed on the armrest, back plate, seat of the chair, A user interface method for determining a user's health state, stress or emotional state from a signal and feeding it back to a user through a user terminal, wherein the user terminal has a user's health in a bio-signal obtained from a bio-signal acquisition sensor provided in a chair. A first step of determining a state, a stress state, and an emotional state; A second step of determining a posture state of the user from the pressure signal of each sensor obtained from the pressure sensor; A third step of displaying a health state, a stress state and an emotional state of the user and a sitting posture state of the user obtained on the screen of the user terminal obtained from the first and second processes; A fourth process of displaying a state of change of a health state, a stress state, an emotional state, and a sitting posture state of the user acquired in the first and second processes by time, date, weekly or monthly; A fifth process of providing feedback information classified into an image or a voice according to the stress state and the emotional state determined in the first process through the user terminal; And a sixth process of providing a screen and voice information through the user terminal to correct the posture state of the user determined in the second process.

The user interface method based on the biometric information obtained from the chair according to the present invention determines the health, stress, and emotion of the user from the biosignal obtained from the biometric information acquisition device mounted on the chair used in a work or daily life. Since the user terminal is notified, the user's current health state, stress state and emotional state not only can be seen on the screen, but also according to the respective music and guidance messages according to each state, so that the user is stressed, It is effective to alleviate feelings such as tension, anxiety and drowsiness.

In addition, since the user's sitting position feedback is received, there is an effect of checking the screen displayed on the screen of the user terminal and correcting his / her wrong posture according to the image or guide message displayed on the screen.

1 is a schematic illustration of a health monitoring system using a mobile computer according to the prior art,
2 is a block diagram of a chair equipped with a biometric information acquisition device for implementing the present invention,
3 is a block diagram of a chair equipped with a pressure sensor unit for implementing the present invention,
4 is a block diagram of an apparatus for obtaining biometric information using a chair for implementing the present invention;
5 is a flowchart of a user interface process based on biometric information acquired from a chair according to an embodiment of the present invention;
6 is a screen display diagram of each user's status display screen of a user terminal for explaining a user interface process based on biometric information acquired from a chair according to an embodiment of the present invention;
FIG. 7 is a screen display diagram of each user state for explaining a user interface process based on biometric information acquired from a chair according to an embodiment of the present invention; FIG.
8 is a feedback screen display diagram according to a user's state for explaining a user feedback process based on biometric information obtained from a chair according to an embodiment of the present invention;
9 is a view illustrating a setting screen according to a user's state for explaining a user setting process based on biometric information acquired from a chair according to an embodiment of the present invention.

The configuration and operation of the user interface method based on the biometric information acquired from the chair according to the embodiment of the present invention will be described in detail with reference to the accompanying drawings.

2 is a block diagram of a biological information acquisition apparatus using a chair for implementing the present invention, the armrest 101a, 101b of the chair 100 is an ECG sensor (ECG) for measuring the ECG signal from the user's arm or palm ( 111a, b, c), GSR sensor 112 for measuring skin electrical resistance (GSR), PPG sensor (113) for measuring optical volume pulse wave (PPG), exposed to the upper armrest, the user's arm or palm contact The armrest biosignal measuring unit 110 is configured to include a light detecting sensor (114a) (114b) for detecting whether or not.

Each sensor is divided into left and right armrests 101a and 101b, respectively, preferably, an ECG positive, ground, PPG sensor 113 of the ECG sensor is an upper portion of the left armrest 101a. It is provided in the front, the cathode (ECG Nositive), the ground (Ground), the GSR sensor 112 of the ECG sensor, the right armrest 101b is provided in the upper portion, the front portion.

The back plate 102 of the chair 100 is provided with a back ECG sensor unit 121 for measuring the ECG signal from the back of the contacted user, the seat plate 103 of the chair to the ECG signal from the hip area of the user The seat plate ECG sensor unit 131 to measure is provided.

Each of the back and seat ECG sensor parts 121 and 131 is a capacitive ECG sensor (capacitive ECG) capable of measuring the ECG signal while the user is dressed by using the fabric electrode, the positive electrode, the negative electrode, and the ground terminal (cECG Positive). , cECG negative and Ground) are provided respectively.

3 is a pressure sensor distribution diagram mounted on a chair equipped with a biometric information acquisition device for implementing the present invention. Each pressure sensor 121, 131 is a back plate and a seat plate 102, 103 of the chair as shown in FIG. It is distributed on the bottom 5 each.

Figure 4 is a block diagram of a biometric information acquisition apparatus using a chair for implementing the present invention, ECG signal (ECG), skin electrical resistance from the user's arm or palm in contact with the armrest (101a) (101b) of the chair (GSR), each of the left and right ECG sensor 111, GSR sensor 112, PPG sensor 113 to measure the optical pulse wave (PPG), and the light sensor to detect whether the user's arm or palm The backrest electrocardiogram sensor unit 121 which measures the ECG signal cECG from the armrest biosignal measurement unit 110 including the (CDS) 114 and the back portion of the user who is installed on the back plate 102 of the chair. ), The seat plate ECG sensor 131 for measuring the ECG signal (cECG) from the buttocks of the user in contact with the seat plate 103 of the chair, the armrest biosignal measurement unit 110 and the back plate, the seat plate Blood pressure, heart rate (HR), and blood pressure received by receiving the bio signals measured from the ECG sensors 121 and 131. A health information including a tress state, an emotional state parameter, a stress state, a stress state, or a sitting posture state to the user terminal 200, a stress information transmitted from the bioinformation processing unit 200, and The personal computer 300 is configured to display emotional state data and posture data of a chair on a screen and output a set image, music, or guide voice.

The biometric information processing unit 200 is an armrest ECG amplifying unit for amplifying the ECG signal (ECG) measured by the left and right ECG sensor unit 111 of the chair armrest (101a, 101b) biometric information measuring unit 110 ( Amp1), a GSR amplifier (Amp2) for amplifying the skin electrical resistance (GSR) signal measured by the GSR sensor 112 of the armrest biometric information measuring unit 110, and the armrest biometric information measuring unit 110 of A PPG amplifier (Amp3) for amplifying the optical volume pulse wave signal (PPG) measured by the PPG sensor 113, a CDS amplifier (Amp4) for amplifying the optical signal detection signal measured from the CDS sensor 114, and A back ECG amplifier amp5 for amplifying the ECG signal cECG measured by the back ECG sensor 121 and a left ECG amplifier amplify the ECG signal cECG measured by the seat ECG sensor 131. (Amp7) and the back and seat pressure sensor installed at regular intervals to analyze the sitting posture of the user sitting on the chair A posture data calculation unit 210 for calculating a posture data of a user from a distribution value of each of the pressure intensities measured by the unit FSR 122 and 132 and the pressure sensors FSR 122 and 132; , And receiving the amplified electrocardiogram, skin electrical resistance and optical volume pulse wave from each of the amplification units (Amp1 to Amp4, Amp7) to determine the user's blood pressure, heart rate (HR), stress state and emotional state, and the posture. It is composed of a microcontroller 220 for transmitting the user's sitting posture data input from the setter calculator 210 to the personal computer 300 in a wireless communication method.

Here, the personal computer 300 is a user terminal capable of outputting a screen and a voice, and may be configured as a smartphone, a smart pad, or the like.

The user interface process based on the biometric information obtained from the chair according to the embodiment of the present invention using the apparatus configured as described above will be described in detail with reference to FIGS. 2 to 9.

5 is a flowchart of a user interface process based on biometric information obtained from a chair according to an exemplary embodiment of the present invention. When the user 150 is sitting in the chair 200, the armrest and the back of the chair 200 are illustrated. And heart rate (HR) and blood pressure estimation data (PAT) for determining health state, stress state, emotional state and sitting posture state from the signals detected from each biosignal and pressure sensor installed on the seat. ), Pressure data (FSR) and the like to calculate and transmit to the personal computer 300, the personal computer (PC) 300 using the transmitted parameters (HR, PAT, FSR) of the user's health state Determining stress / emotional status and sitting posture, displaying numbers or images on the screen, outputting feedback screens and voice prompts, and checking the user and entering user information and body information. To be carried out.

The process of displaying the information provided for the interface with the user in the personal computer 300 through the screen and outputting the voice message is described in detail with reference to FIGS. 6 to 8.

FIG. 6 is a screen display diagram of each user's status display screen of a user terminal for explaining a user interface process based on biometric information obtained from a chair according to an embodiment of the present invention. ), Stress, emotional state, sitting time, sitting posture, body fat (BMI), etc. are displayed.

That is, stress is expressed as a numerical value at a percentage of 100, and emotional state is indicated by various emotional state icons or letters.

In relation to the health state, heart rate (HR) is displayed as a number, and average HR (Average HR) is displayed as a letter or an icon such as fast, normal, or late, so as to grasp one's heart rate, and the blood pressure estimation data is numeric and Write down the reference value (REF) to find out your current blood pressure.

In addition, by measuring the time the user is sitting on the chair 200, and displays the calculated sitting posture with an icon or a character such as good or bad to alert the user.

In addition, the body fat value calculated through the body information input by the user, such as height, weight, or body fat value measured through the body fat sensor (not shown in the drawing) is displayed along with the normal value.

FIG. 7 is a screen display showing each state of a user for each period for explaining a user interface process based on biometric information acquired from a chair according to an embodiment of the present invention. Changes in emotion, heart rate, average heart rate, blood pressure estimates, sitting time, sitting posture, and body fat are displayed in graphs or charts.

At this time, according to the user's selection, the state data is stored for a certain period of time (daily, weekly, monthly, random setting), so that the user can see his / her health state, stress / emotional state, and sitting position at a glance. Will be.

FIG. 8 is a feedback screen display diagram according to a user's state for explaining a user feedback window based on biometric information obtained from a chair according to an embodiment of the present invention, wherein the feedback window may control breathing with music; FIG. Output guide voice. In other words, when the user's emotional state is anxiety, excitement, or a high stress index, or the average heart rate or blood pressure estimate is higher than the reference value, the music can be alleviated according to the determined state. It can be provided by voice or display of breathing control guide for regeneration or relaxation through breathing control.

In addition, according to the state of the user provides a guide message such as a screen, video or music or voice / text so that the user can relax through meditation.

In addition, eye movement, various color display or stretching of arms, legs, waist, neck, head, etc. to correct the user's state or sitting time for a long time, or if it is maintained for a long time in a bad state of sitting posture Or, provide a screen or voice for other sports.

Each of the feedback windows can be arbitrarily selected and reproduced by the user.

In addition, the history of the feedback is stored and displayed on the screen so that the user can check the feedback content, time and the like.

9 is a setting screen display diagram according to a user's state for explaining a user setting process based on biometric information obtained from a chair according to an embodiment of the present invention. Input body information such as weight, body weight, and the like to set a period of 30 days, 60 days, 120 days, etc. of the biosignal measurement cycle through the chair, and the Bluetooth communication state of the chair 200 and the personal computer 300. It provides a setting window to perform various settings for performing an embodiment of the present invention, such as resetting various device states, system settings such as automatic execution at the start of a window, backup settings, and the like.

The user interface method based on the biometric information obtained from the chair according to the present invention described above is not limited to the above-described embodiment, and can be variously modified in the biological signal acquisition method, the feedback method, and the like. Without departing from the gist of the present invention claimed in the present invention has a technical spirit to the extent that anyone of ordinary skill in the art can be changed in various ways.

100: chair 101a, 101b: left and right armrests
102: back 103: seat
110: armrest bio signal measuring unit 111, 111a, 111b: left, right ECG sensor unit
112: GSR sensor 113: PPG sensor
114, 114a, 114b: left and right CDS sensor 121,131: back, seat ECG sensor
122,132: back, seat pressure sensor 200: biometric information processing
210: posture data calculation unit 220: microcontroller
300: personal computer

Claims (4)

Acquire the user's biosignal from each of the biosignal acquisition sensors and pressure sensors installed on the armrests, backs, and seats of the chair, and determine the user's health, stress or emotional state from the biosignal and feed it back to the user through the user terminal. In the user interface method,
The user terminal comprises a first step of determining the health state, stress state and emotional state of the user from the bio-signal obtained from the bio-signal acquisition sensor provided in the chair;
A second step of determining a posture state of the user from the pressure signal of each sensor obtained from the pressure sensor;
A third step of displaying a health state, a stress state and an emotional state of the user and a sitting posture state of the user obtained on the screen of the user terminal obtained from the first and second processes;
A fourth process of displaying a state of change of a health state, a stress state, an emotional state, and a sitting posture state of the user acquired in the first and second processes by time, date, weekly or monthly;
A fifth process of providing feedback information classified into an image or a voice according to the stress state and the emotional state determined in the first process through the user terminal;
A sixth process of providing a screen and voice information through the user terminal so as to correct the posture state of the user determined in the second process; User interface method. The method of claim 1,
In the first process, the biosignal obtained from the biosignal acquiring sensor is optical volume pulse wave (PPG), electrocardiogram (ECG), skin electrical resistance (GSR) in the arm or palm of the user from the armrest of the chair.
The user terminal determines the state of health by heart rate per minute (HR) of the user from the RRI obtained from the ECG signal,
Calculating a user stress state from the RRI,
The user emotional state is determined from the RRI and skin electrical resistance (GSR) values,
And a blood pressure estimation value based on the electrocardiogram and the optical volume pulse wave. The method of claim 1,
The second process is based on the biological information obtained from the chair, characterized in that for determining the user's sitting position according to the pressure value measured from a plurality of pressure sensors (FSR) distributed at regular intervals on the seat, back of the chair User interface method. The method of claim 1,
The feedback information in the fifth process may include a music and breath control guide message selection window according to the stress or emotional state determined in the first process;
Meditation guidance message selection window; And
Exercise guidance message selection window; including,
And each window is selected by a user to perform feedback content corresponding to each window, based on the biometric information acquired from the chair.

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