KR100647905B1 - Sleeping environment control system and method - Google Patents

Abstract

A method and a system for controlling a sleeping atmosphere are provided to enable a user to easily fall asleep by reading an audio book until the user falls asleep. A system for controlling a sleeping atmosphere includes a receiver(122), a database(121), a sensing data analyzer(123), and a processor. The receiver receives a bio-signal from a user. The database stores sensing data analysis information for determining a sleeping state of the user based on the bio-signal. The sensing data analyzer browses the database based on the received bio-signals, analyzes the bio-signals, and generates a control signal for controlling a sleeping atmosphere of temperature user. The processor controls the sleeping atmosphere based on the control signal. The database stores the bio-signals corresponding to heart beats, blood pressures, and body temperatures.

Description

Sleep environment control system and its method {SLEEPING ENVIRONMENT CONTROL SYSTEM AND METHOD}

1 is a system configuration diagram of a sleep environment control system according to an embodiment of the present invention;

2 is a schematic block diagram of sensing means included in a sleep environment control system according to an embodiment of the present invention;

3 is a schematic block diagram of a sleep environment controller included in a sleep environment control system according to an embodiment of the present invention;

4 is a flowchart illustrating a method for controlling sleep environment according to an embodiment of the present invention;

5 is a flowchart illustrating a process of providing an audiobook service according to an embodiment of the present invention;

6 is a flowchart illustrating a process of providing an emergency notification service according to an embodiment of the present invention;

7 is a flowchart illustrating a process of providing a home appliance control service according to an embodiment of the present invention.

The present invention relates to a sleep environment control system and method, and more particularly, to a sleep environment control system and method for automatically controlling a comfortable sleep environment by sensing a living body signal of a person in a sleep state.

Recently, with the growing interest in health, the importance of sleep is especially highlighted. Therefore, there is a growing interest in a comfortable sleep environment to allow a good night's sleep.

In particular, it is very important to provide a comfortable sleeping environment for the child or the patient to have a good night's sleep in a growing child whose growth depends on the time of sleep and the depth of sleep, or the recovery speed depending on the sleep state. It is a matter.

To this end, caregivers of children or patients are helping to keep their sleep environment comfortable, but the sleep environment control by the caregivers is at a limit when most people sleep, such as late night hours. For example, if you need to open and close windows regularly for indoor ventilation, if your guardian falls asleep or misses that point, your sleep environment will not work normally.

Therefore, there is a need for an apparatus and method for automatically controlling the surrounding environment to be suitable for sleep according to the physical state of the person in the sleep state.

Accordingly, an object of the present invention is to provide a sleep environment control apparatus and method for comfortably maintaining a sleep environment based on a living body signal of a person in a sleep state.

In another aspect, the present invention is to provide a sleep environment control apparatus and method for helping a person who wants to sleep on the basis of the biological signal of the person to enter the sleep state quickly.

In another aspect, the present invention is to provide a sleep environment control device and method for coping with an emergency during sleep by monitoring the health state of the person in the sleep state based on the biological signal of the person in the sleep state.

In another aspect, the present invention is to provide a biological signal detection means for detecting a biological signal of a person in a sleeping state and delivers it to the sleeping environment control device.

Sleep environment control system provided by the present invention to achieve the above object is a biological signal detection means for detecting and transmitting a biological signal of a person who is in a sleep state or want to sleep; And a sleep environment controller configured to control a sleep environment based on the biosignal.

At this time, the biological signal detecting means is configured in the form of clothing worn by a person, at least one sensor for detecting the biological signal of the person wearing the clothing; And a sensing data transmitter for outputting sensing data of the sensor.

The sleep environment controller may further include a receiver configured to receive a biological signal of a person; A database unit for storing sensing data analysis information for determining a sleep state of a corresponding person based on the biosignal; A sensing data analyzer configured to search the database based on the received biosignal and comprehensively infer the biosignals to generate context information for controlling the sleep environment of the person; And a processor configured to control a sleep environment of the person based on the context information.

On the other hand, the sleep environment control method provided by the present invention to achieve the above object comprises the steps of storing the sensing data analysis information for determining the sleep state of the person to be detected based on the biological signal; Determining a sleep state of a person wearing the garment-type biosignal detection means based on the biosignal detected by the garment-type biosignal detection means and the sensing data analysis information; And controlling a sleep environment of the person to be detected based on the determination result.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings. In this case, detailed descriptions of well-known functions and configurations that may unnecessarily obscure the subject matter of the present invention will be omitted.

1 is a system configuration diagram of a sleep environment control system according to an embodiment of the present invention. Referring to FIG. 1, a sleep environment control system 100 according to an embodiment of the present invention may include sensing means 110 for collecting and transmitting a biological signal of a person who is in a sleep state or wants to sleep, and the sensing means ( The sleep environment controller 120 controls the sleep environment based on the biosignal transmitted from the 110.

At this time, the sensing means 110 is preferably configured in the form of a garment. For example, it is preferable to be attached to a garment 130 worn by a person who wants to sleep, such as pajamas.

This is an application of 'wearable computer', a computer field developed for humans to wear for special environments that cannot be carried or operated by computers. Especially, 'wearable computer' which is unnatural and burdensome to wear in everyday life It is intended to be worn while the user cannot sleep consciously. Therefore, it is meaningful in that it proposed a new application field of 'wearable computer'.

The sleep environment controller 120 controls the sleep environment based on a biosignal wirelessly transmitted from the sensing means 110. For example, the sleep environment controller 120 controls the operation of the peripheral home appliances based on the bio-signals to maintain a state suitable for sleeping the surrounding environment such as temperature / humidity / illuminance. To this end, the sleep environment controller 120 preferably includes a communication module for wired / wireless communication with the home network system 200. In particular, the sleep environment controller 120 is preferably configured as a small device in the form of a personal digital assistant (PDA).

In addition, the sleep environment controller 120 may provide an audio book service to a person who wants to sleep based on preset bedtime information or may monitor an emergency signal during sleep by monitoring a biosignal transmitted from the sensing means 110. It is desirable to have it. A configuration and specific operation example of the sleep environment controller 120 will be described with reference to FIG. 3.

2 is a schematic block diagram of the sensing means 110 included in the sleep environment control system 100 according to an embodiment of the present invention. 2, the sensing means 110 includes a sensor 111 and a sensing data transmitter 112.

The sensor 111 is attached to the 'clothing 130' of FIG. 1 to detect a biosignal of a person wearing the garment 130, and transmit the sensing signal to the sensing data transmitter 112. At this time, examples of the bio-signals include 'breathing', 'heart beat', 'blood pressure', 'pulse' and 'temperature', etc. In order to detect the various types of bio-signals, the sensing means 110 is one It is preferable to include the above-mentioned sensor 111.

The sensing data transmitter 112 transmits the biosignal transmitted from the sensor 111 to the sleep environment controller 120 through wireless communication. In this case, the sensing data transmitter 112 may repeatedly transmit the biosignal transmitted from the sensor 111 to the sleep environment controller 120 at a predetermined time interval.

3 is a schematic block diagram of a sleep environment controller included in a sleep environment control system according to an exemplary embodiment. Referring to FIG. 3, the sleep environment controller 120 according to an embodiment of the present invention may include a sensing data analysis information database (DB) 121, a sensing data receiver 122, a sensing data analyzer 123, and an audio book. The service unit 124, a sleep environment control signal generator 125, a sleep environment control signal transmitter 126, an alarm generator 127, and a display unit 128 are included.

The sensing data analysis information DB 121 stores information for determining a sleep state of a person to be sensed from sensing data (ie, a biosignal) transmitted from the sensing means 110 of FIG. 1. For example, it stores the types of biosignals and data values of the biosignals that determine a person's sleep state.

The sensing data receiver 122 receives the sensing data transmitted from the sensing means 110 of FIG. 1 and transmits the sensing data to the sensing data analyzer 123. At this time, the sensing data receiver 122 transmits information of a single meaning (for example, body temperature information measured and transmitted by the body temperature sensor) transmitted from each sensor to the sensing data analyzer 123.

Then, the sensing data analysis unit 123 searches the sensing data analysis information DB 121 based on respective sensing data (for example, information of a single meaning) transmitted from a plurality of sensors and aggregates the respective sensing data. By inferring to generate context information for controlling the sleep environment. The audio book service unit 124, the sleep environment control signal generator 125, the alarm generator 127, and the display unit 128 are controlled using the context information.

At this time, the 'context information' refers to the user's current physical state information that can be inferred from the sensing data, that is, whether the user is in bed, whether he is in the current sleep state, or is he / she feeling the heat for the currently set temperature. Inferred information about whether or not, whether you are breathing smoothly about the current oxygen saturation, whether there is a high fever or difficulty breathing.

For example, the sensing data analyzer 123 determines whether a sensing target person (eg, an infant, etc.) has gone to bed to sleep, as a result of analysis of each sensing data transmitted from a plurality of sensors. If the person is in bed, the audio book service unit 124 is controlled to play the audio book until the detection target person is in the sleep state. To this end, the sensing means 110 of FIG. 1 further includes a 'three-axis acceleration sensor' for generating a signal for determining whether a person wearing the garment 130 with the sensing means 110 is lying down. This is preferred.

Therefore, the sensing data analysis unit 123 analyzes sensing data of the 'three-axis acceleration sensor' to determine whether the sensing object is lying down, and analyzes the biosignal transmitted from the sensing means 110 to sleep the sensing person. The audio book service unit 124 is controlled by determining whether or not it is.

The sleep environment control signal generator 125 generates a control signal for maintaining the surrounding environment of the person in the sleep state as a comfortable sleep environment based on the analysis result of the sensing data analyzer 123. That is, when the body temperature is greater than the reference value in the biological signal of the person in the sleep state, a control signal for lowering the body temperature of the person is generated. For example, when the body temperature of the sleeping person is higher than the reference value, a control signal for operating the air conditioner connected to the home network system is generated.

The sleep environment control signal transmitter 126 performs wired / wireless communication with the home network system, and transmits a control signal generated by the sleep environment control signal generator 125 to the home network system. For example, when the sleep environment control signal generator 125 generates a control signal for operating the air conditioner, the control signal is transmitted to the home network system.

The alarm generator 127 monitors a living body state of a person who is sleeping based on the analysis result of the sensing data analyzer 123 and informs the outside when an abnormal symptom (for example, high temperature, airway blockage, etc.) occurs ( Alarm, for example).

The display unit 128 displays an analysis result of the sensing data analyzer 123 for monitoring a living body state of a person in a sleeping state. This is to allow the guardian to determine the cause of an emergency situation such as the occurrence of abnormal symptoms.

4 is a flowchart illustrating a method for controlling sleep environment according to an embodiment of the present invention. Referring to Figure 4 is a sleep environment control method according to an embodiment of the present invention. First, the sleep environment controller 120 stores sensing data analysis information (S105). In this case, the sensing data analysis information is information for determining the sleep state of the sensing target person from the sensing data sensing the biosignal of the sensing target person.

In addition, when the sensing means 110 detects a biological signal (eg, body temperature, respiratory state, blood pressure, etc.) of the person to be detected (S110) and transmits the detected biological signal (S115), the sleep environment controller 120 may detect the biological signal. After analyzing the signal (S120), the sleep environment is controlled according to the result (S125).

At this time, the person to be detected is a person who wears a garment ('130' of FIG. 1) to which the sensing means 110 is attached.

A detailed method of controlling the sleeping environment according to the analysis (S120) will be described with reference to the examples of FIGS. 5 to 7.

5 is a flowchart illustrating a process of providing an audio book service according to an embodiment of the present invention. Referring to FIGS. 1 and 5, a process of providing an audio book service to a person wearing pajamas 130 to which the sensing means 110 is attached is as follows.

First, the sleep environment control unit 120 stores the bedtime information previously set by the user therein, and generates a bedtime alarm when the bedtime is reached (S205). To this end, the sleep environment controller 120 may include a device (eg, a speaker, etc.) (not shown) for outputting an alarm signal and a counting means (eg, a Real Time Clock (RTC) module) (not shown) for counting time. It is preferable to further include.

Then, it is determined whether the sensing object is lying in the bed from the sensing data transmitted from the sensing means 110 (S215). To this end, the sensing means 110 includes a 'three-axis acceleration sensor' and the sleep environment controller 120 determines whether the sensing object is in bed using the z-axis value of the 'three-axis acceleration sensor'. desirable.

If it is determined that the sensing object is lying in the bed as a result of the determination, the sleep environment controller 120 provides an audio book service to assist the sensing object in a sleep state (S220). That is, the prestored audio book is output.

In step S225, the process detects whether the sensing target is in the sleep state and continues to the sleep state. In this case, the sleep environment controller 120 may determine whether the sensing target is in a sleep state based on a biosignal (for example, respiratory rate, heart rate, etc.) transmitted from the sensing means 110.

In the process (S220), it is preferable to adjust the output signal as the biosignal is closer to a value for determining the sleep state. For example, it is desirable to reduce the volume of the audio book output as the biosignal is closer to a value for determining the sleep state.

6 is a flowchart illustrating a process of providing an emergency notification service according to an embodiment of the present invention. 1 and 6, according to an embodiment of the present invention, the service providing process for notifying the person who is sleeping and wearing the pajamas 130 with the sensing means 110 attached thereto when an emergency occurs is as follows.

First, the sleep environment control unit 120 monitors the biosignal transmitted from the sensing means 110 (for example, respiration, body temperature, etc.) (S305) and determines whether an abnormal symptom (for example, high temperature, airway blockage and blood pressure rise, etc.) occurs. Check (S310). When the abnormal symptom is detected as a result of the check (S310), the sleep environment controller 120 generates an emergency alarm (S315). To this end, the sleep environment control unit 120 stores sensing data serving as an abnormal symptom determination criterion as sensing data analysis information, and compares the biosignal transmitted from the sensing means 110 with sensing data serving as the abnormal symptom determination criteria. It is desirable to determine whether abnormal symptoms have occurred. In addition, the sleep environment controller 120 may further include a device (eg, a speaker, etc.) (not shown) for outputting an emergency alarm.

When the user (eg, a guardian of a sensing target, etc.) requests a monitoring result (S320), the sleep environment controller 120 displays the monitoring result (S325). For example, it is preferable to display the body temperature transmitted from the sensing means 110 when the alarm due to the increase in body temperature, and to display the blood pressure transmitted from the sensing means 110 when the alarm due to the blood pressure rises. .

As described above, the present invention can cope with an emergency during sleep by monitoring the health state of the person in the sleeping state based on the biosignal of the person in the sleeping state.

7 is a flowchart illustrating a process of providing a home appliance control service according to an embodiment of the present invention. 1 and 7, a method of providing a home appliance control service for providing a comfortable sleep state to a sleeping person according to an embodiment of the present invention is as follows.

First, the sleep environment control unit 120 monitors a biosignal (for example, respiration, body temperature, etc.) transmitted from the sensing means 110 (S405). It is determined whether (S410, S420). As a result of the determination (S410, S420), if there is data out of the bio-signals which are not an emergency situation but the preset normal range, control corresponding thereto is performed. For example, when the body temperature or the ambient temperature of the sensing object in the biological signal corresponds to the temperature control reference range (S410), the sleep environment controller 120 controls to operate a temperature control device (eg, an air conditioner, a fan, a boiler, etc.). The corresponding home appliance is operated by generating a signal and transmitting the control signal to the home network system. That is, the temperature control device is operated (S415). On the other hand, if the sensing data on the oxygen concentration around the sensing object falls within the window opening / closing control reference range (S420), a control signal for opening / closing the window is generated and the control signal is transmitted to the home network system to open / close the window. To be closed.

In the above description of the present invention, specific embodiments have been described, but various modifications may be made without departing from the scope of the present invention. Therefore, the scope of the present invention should not be defined by the described embodiments, but should be determined by the equivalent of claims and claims.

As described above, the present invention relates to a sleep environment control system and a method thereof, which automatically maintains a sleep environment of a person in a sleep state by automatically controlling home appliances connected to a home network based on a bio signal of a person in a sleep state. It can be effective. In addition, the present invention has an effect of helping the person to enter the sleep state by outputting the audio book to the person who wants to sleep based on the biological signal of the person until the person is in the sleep state. In addition, the present invention has the effect of coping with the emergency during sleep by monitoring the health state of the person in the sleep state based on the bio-signal of the person in the sleep state.

Claims (18)

delete Receiving unit for receiving a human body signal; A database unit for storing sensing data analysis information for determining a sleep state of a corresponding person based on the biosignal; A sensing data analyzer configured to search the database based on the received biosignal and comprehensively infer the biosignals to generate a control signal for controlling the sleep environment of the person; And And a processor configured to control the sleep environment of the person based on the control signal. The method of claim 2, wherein the database unit A biosignal type that indicates each biosignal corresponding to breathing, heartbeat, blood pressure, pulse rate, and body temperature, which determine a person's sleep state, And sleep data values of each of the biological signals. The method of claim 2, wherein the sensing data analysis unit Generating a first control signal for providing a service for assisting sleep to the detection target person when it is determined that the detection target person is preparing to sleep based on the biosignal and is not in a sleep state, If it is determined that the emergency situation has occurred in the sleep detection target person as a result of the biological signal analysis, and generates a second control signal for processing this, The home appliance control including a temperature controller for controlling the surrounding environment of the person to be detected of the sleep state through the data when the bio-signal analysis indicates that there is data out of the bio-signals that are not an emergency situation but a preset range. Sleep environment control apparatus characterized in that for generating a third control signal for. The method of claim 4, wherein the processing unit An audio book service unit configured to provide an audio book service to help a person to be detected sleep based on the first control signal; An alarm generator configured to generate an alarm for notifying an external person that an emergency situation has occurred to the sensing target person who is in the sleep state based on the second control signal; And And a sleep environment control signal processor configured to generate and transmit a home appliance control signal for comfortably maintaining the surrounding environment of the sensing target in the sleep state based on the third control signal. Device. The method of claim 5, wherein the sleep environment control signal processor Sleeping environment control apparatus for transmitting the home appliance control signal to the home network system for automatic control of the connected home appliances using a wired or wireless communication method. Biosignal detection means for detecting and transmitting a biosignal of a person who is in a sleeping state or wants to sleep; And And a sleep environment controller configured to control a sleep environment based on the biosignal. The method of claim 7, wherein the biological signal detecting means Consists of clothing worn by a person, A sensor for detecting a biological signal of a person wearing the garment; And And a sensing data transmitter for outputting sensing data of the sensor. The method of claim 7, wherein the biological signal detecting means The sleep environment control system, characterized in that for transmitting the biological signal to the sleep environment control unit in a wireless communication method. The method of claim 7, wherein the sleep environment control unit A sensing data receiver configured to receive biosignals from the biosignal sensing means; A database unit storing sensing data analysis information for determining a sleep state of a person to be detected based on the biosignal; A sensing data analyzer configured to search the database based on the received biosignals and to comprehensively infer the biosignals to generate a control signal for controlling a sleep environment; And And a processor configured to control a sleep environment based on the control signal. The method of claim 10, wherein the database unit A biosignal type indicating each biosignal corresponding to breathing, heartbeat, blood pressure, pulse rate, and body temperature, which determine a person's sleep state; And And sleep data values of each of the biological signals. The method of claim 10, wherein the sensing data analysis unit Generating a first control signal for providing a service for assisting sleep to the detection target person when it is determined that the detection target person is preparing to sleep based on the biosignal and is not in a sleep state, If it is determined that the emergency situation has occurred in the sleep detection target person as a result of the biological signal analysis, and generates a second control signal for processing this, The home appliance control including a temperature controller for controlling the surrounding environment of the person to be detected of the sleep state through the data when the bio-signal analysis indicates that there is data out of the bio-signals that are not an emergency situation but a preset range. Sleep environment control system, characterized in that for generating a third control signal for. The method of claim 12, wherein the processing unit An audio book service unit configured to provide an audio book service to help a person to be detected sleep based on the first control signal; An alarm generator configured to generate an alarm for notifying an external person that an emergency situation has occurred to the sensing target person who is in the sleep state based on the second control signal; And And a sleep environment control signal processor configured to generate and transmit a home appliance control signal for comfortably maintaining the surrounding environment of the sensing target in the sleep state based on the third control signal. system. The method of claim 13, wherein the sleep environment control signal processor Sleep environment control system characterized in that for transmitting the home appliance control signal to the home network system for automatic control of the network connected by using any one of the wired or wireless communication method. Storing sensing data analysis information for determining a sleep state of the person to be detected based on the biosignal; Determining a sleep state of a person wearing the garment-type biosignal detection means based on the biosignal detected by the garment-type biosignal detection means and the sensing data analysis information; And And controlling the sleep environment of the person to be detected based on the determination result. The method of claim 15, wherein the sleep environment control process And if it is determined that the sensing target person is preparing to sleep and is not in a sleeping state, an audio book service is provided to the sensing target person to help sleep. The method of claim 15, wherein the sleep environment control process And determining that the detection target person is in the sleep state and an emergency situation has occurred to the detection target person, generating an alarm for notifying the outside of the determination process. The method of claim 15, wherein the sleep environment control process If the detection result of the determination process is a sleep state and there is no emergency, but there is data other than a preset normal range among the bio-signals to adjust the surrounding environment of the detection target person of the sleep state through the data And generating and transmitting a control signal for controlling the home appliance including the temperature controller to a corresponding home network system.

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