WO2021225271A1 - Tapis intelligent et son procédé de commande - Google Patents

Tapis intelligent et son procédé de commande Download PDF

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Publication number
WO2021225271A1
WO2021225271A1 PCT/KR2021/003382 KR2021003382W WO2021225271A1 WO 2021225271 A1 WO2021225271 A1 WO 2021225271A1 KR 2021003382 W KR2021003382 W KR 2021003382W WO 2021225271 A1 WO2021225271 A1 WO 2021225271A1
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WO
WIPO (PCT)
Prior art keywords
heating element
temperature
mat
user
piezoelectric
Prior art date
Application number
PCT/KR2021/003382
Other languages
English (en)
Korean (ko)
Inventor
장승진
김남영
박진영
이윤경
박도연
이상민
조민영
이철배
Original Assignee
엘지전자 주식회사
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Publication date
Application filed by 엘지전자 주식회사 filed Critical 엘지전자 주식회사
Publication of WO2021225271A1 publication Critical patent/WO2021225271A1/fr

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    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C21/00—Attachments for beds, e.g. sheet holders, bed-cover holders; Ventilating, cooling or heating means in connection with bedsteads or mattresses
    • A47C21/04—Devices for ventilating, cooling or heating
    • A47C21/048—Devices for ventilating, cooling or heating for heating
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C21/00—Attachments for beds, e.g. sheet holders, bed-cover holders; Ventilating, cooling or heating means in connection with bedsteads or mattresses
    • A47C21/04—Devices for ventilating, cooling or heating
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C31/00—Details or accessories for chairs, beds, or the like, not provided for in other groups of this subclass, e.g. upholstery fasteners, mattress protectors, stretching devices for mattress nets
    • A47C31/12—Means, e.g. measuring means for adapting chairs, beds or mattresses to the shape or weight of persons
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C31/00—Details or accessories for chairs, beds, or the like, not provided for in other groups of this subclass, e.g. upholstery fasteners, mattress protectors, stretching devices for mattress nets
    • A47C31/12—Means, e.g. measuring means for adapting chairs, beds or mattresses to the shape or weight of persons
    • A47C31/123—Means, e.g. measuring means for adapting chairs, beds or mattresses to the shape or weight of persons for beds or mattresses
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/20—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater

Definitions

  • the present invention relates to a smart mat and a method for controlling the same.
  • the mat is used as bedding by placing it on the upper side of the mattress of the bed or installed on the bed frame.
  • a mat may be provided with a heating wire, and may generate heat through the heating wire based on a preset temperature. And, the user can take a warm sleep on the mat based on the temperature generated through the heating wire.
  • the conventional mat since the conventional mat generates heat uniformly according to a preset temperature, only one heating wire disposed in the mat is disposed. And, since the conventional mat provides a uniform temperature to the sleeping person through only one heating wire, the temperature of the mat cannot be properly controlled according to the sleeping posture or body part of the sleeping person.
  • Patent Document 1 is a sleep state of a sleeper (eg, deep sleep (non-rapid eye movement sleep, NREM), or rapid eye movement sleep) , REM)) to control the temperature of the mat.
  • a sleeper eg, deep sleep (non-rapid eye movement sleep, NREM), or rapid eye movement sleep
  • REM rapid eye movement sleep
  • this first prior art only adjusts the temperature of the mat according to the user's sleeping state, and the mat disclosed in the first prior art does not include a plurality of piezoelectric sensors and a plurality of heating elements. Accordingly, the mat disclosed in the first prior art does not have a structure in which at least a portion of the mat can be heated to a different temperature from other portions based on the body part of the sleeping person.
  • Patent Document 2 discloses the content of controlling the temperature of the mat based on the operation of the sleeping person by installing a plurality of pressure sensors on the bottom surface of the mat.
  • this second prior art can detect the movement of the sleeping person by installing a plurality of pressure sensors on the floor surface, the second prior art only controls the temperature of the entire mat through such motion sensing.
  • the mat disclosed in the second prior art does not have a structure in which at least a portion of the mat can be heated to a different temperature from that of the other portion based on the body part of the sleeping person.
  • the heating element corresponding to each body part of the sleeping person cannot be heated to different temperatures due to the structural characteristics of the mat.
  • Patent Document 1 JP Patent Publication No. 10-2014-042773 A
  • Patent Document 2 KR Patent Publication No. 10-2017-0115121
  • an object of the present invention is to provide a smart mat having at least one piezoelectric sensor that can identify the body part of the sleeper so that at least a part of the mat unit can be heated to a different temperature than at least another part according to the body part of the sleeping person.
  • an object of the present invention is to arrange each of a plurality of piezoelectric sensors at positions spaced apart from each other at regular intervals in order to recognize a user's body part, and arrange a plurality of heating elements at positions corresponding to each of the piezoelectric sensors. It is to provide a smart mat that generates heat at different temperatures depending on body parts.
  • an object of the present invention is to provide a heating member in the form of a fabric including at least one piezoelectric sensor in order to recognize the user's body part by the mat.
  • thermoforming a heating member in the form of a fabric including at least one heating element so that the mat unit can be heated at different temperatures.
  • Another object of the present invention is to provide a heating member in the form of a fabric including at least one piezoelectric sensor and at least one heating element.
  • a smart mat including at least one heating element capable of generating heat based on a fluid.
  • each of a plurality of heating elements is any one of an electric heating element, a fluid heating element, and a mixed heating element composed of a combination of the electric heating element and the fluid heating element.
  • an object of the present invention is to obtain piezoelectric information on a part of the user's body from each of a plurality of piezoelectric sensors arranged at regular intervals, and to provide a smart mat that can identify the user's sleeping posture based on the obtained piezoelectric information.
  • the smart mat arranges at least one piezoelectric sensor and at least one heating element at a position corresponding to the at least one piezoelectric sensor.
  • the smart mat acquires weight information on a part of the user's body at each position of at least one piezoelectric sensor, and heats a part of the smart mat to a different temperature from other parts based on the acquired weight information can do.
  • the smart mat may communicate in real time through at least one piezoelectric sensor, and at least one temperature controller controlling at least one heating element and a communication unit.
  • the smart mat can acquire various information about the user's sleeping posture in real time, and can adaptively control the temperature of the smart mat based on the sleeping posture.
  • the smart mat receives power from the wireless power transmitter wirelessly, and based on the received power, heats each part of the smart mat to different temperatures, thereby securing the mobility of the smart mat. can do.
  • control device for controlling the smart mat can identify the body part of the sleeper so that at least a part of the mat unit can be heated to a different temperature than at least another part according to the body part of the sleeper.
  • a processor capable of controlling at least one piezoelectric sensor may be included.
  • control device for controlling the smart mat according to an embodiment of the present invention, at least a portion of the mat unit may be heated to a different temperature from at least some other parts according to the body part of the sleeping person.
  • control device may include a memory for storing instructions for controlling at least one piezoelectric sensor capable of identifying a body part of the sleeping person.
  • the smart mat may include a mat unit including a plurality of piezoelectric sensors and a plurality of heating elements, and a control device.
  • the control device may obtain piezoelectric information by the user on the smart mat at each of the plurality of piezoelectric sensors.
  • the control device determines that the temperature of the at least one first heating element corresponding to the position of the first body part of the user corresponds to the position of the second body part of the user based on the acquired piezoelectric information.
  • the temperature of the at least one first heating element may be controlled to be different from the temperature of the second heating element.
  • control device includes a sensor unit for obtaining piezoelectric information measured from each of the plurality of piezoelectric sensors included in the mat unit, and each of the plurality of heating elements included in the mat unit. It may include a temperature control unit for controlling the temperature, and a processor electrically connected to the sensor unit and the mat unit.
  • the processor identifies a shape according to the sleeping posture of the user based on the obtained piezoelectric information, and the first body of the user based on the identified shape of the user Some can be identified.
  • the processor may control the temperature of the at least one first heating element so that the temperature of the at least one first heating element corresponding to the identified first body part is different from the temperature of the at least one second heating element.
  • control device for controlling the smart mat may obtain piezoelectric information by the user on the smart mat at each position of the plurality of piezoelectric sensors.
  • control device determines that the temperature of the at least one first heating element corresponding to the position of the first body part of the user corresponds to the position of the second body part of the user based on the acquired piezoelectric information. It may include a memory for storing instructions for controlling the temperature of the first heating element to be different from the temperature of the second heating element.
  • the method for controlling a smart mat includes a process of obtaining piezoelectric information by a user on the smart mat at each position of a plurality of piezoelectric sensors included in the mat unit, the obtained piezoelectric The at least one so that the temperature of the at least one first heating element corresponding to the position of the first body part of the user is different from the temperature of the at least one second heating element corresponding to the position of the second body part of the user based on the information It may include the process of controlling the temperature of one first heating element.
  • the present invention can provide efficient heating and cooling according to the user's body part by controlling the temperature so that at least a portion of the mat portion is heated to a different temperature from at least another portion.
  • the present invention can provide a smart sleep environment adaptively to the user by identifying the user's body part so that at least a part of the mat unit can be heated to a different temperature than the other at least part based on the user's body part. have.
  • the present invention can facilitate washing of the smart mat by providing at least one piezoelectric sensor as a heat generating member in the form of a fabric to recognize a user's body part.
  • the present invention can be applied to a hot water mat by forming a heating element to generate heat based on a fluid, and can lower the manufacturing cost.
  • each of a plurality of heating elements is any one of an electric heating element, a fluid heating element, and a mixed heating element composed of a combination of the electric heating element and the fluid heating element, according to the taste or demand of the user.
  • a variety of matching smart mats can be provided.
  • the present invention can improve the recognition rate of the user's sleeping posture through the piezoelectric information obtained from each of the plurality of piezoelectric sensors in the smart mat and the image of the user's sleeping posture obtained through the camera.
  • the present invention may enable real-time identification of sleeping postures. And, through this, the present invention can provide a comfortable sleeping environment to the user more quickly.
  • FIG. 1 is a block diagram of a smart mat according to an embodiment of the present invention.
  • FIG. 2 is a block diagram of a control device for controlling a smart mat according to an embodiment of the present invention.
  • FIG. 3 is a flowchart illustrating a process for controlling the operation of a smart mat according to various embodiments of the present disclosure.
  • 4A is an exemplary diagram illustrating a connection of a plurality of piezoelectric sensors according to an embodiment of the present invention.
  • 4B is an exemplary diagram illustrating a connection relationship between a plurality of temperature controllers and a plurality of heating elements according to an embodiment of the present invention.
  • 4C is an exemplary diagram illustrating a relationship between a plurality of temperature controllers, a plurality of heating elements, and a plurality of piezoelectric sensors according to an embodiment of the present invention
  • Figure 5a is an exemplary view showing the strength by the user's weight value on the smart mat obtained through a plurality of piezoelectric sensors according to an embodiment of the present invention.
  • 5B is an exemplary diagram of interpolation of strength for a user's weight value obtained through the plurality of piezoelectric sensors according to an embodiment of the present invention.
  • FIG. 5C is an exemplary diagram in which a part of the user's body is divided based on the intensity interpolated in FIG. 5B .
  • 5D is an exemplary diagram of a chest portion of a user's body.
  • FIG. 5E is an exemplary diagram in which pulse waves are extracted by filtering piezoelectric information obtained from at least one piezoelectric sensor located on a user's chest.
  • FIG. 5F is an exemplary diagram illustrating a heartbeat waveform and a respiration waveform by preprocessing the extracted pulse wave in FIG. 5E .
  • FIG. 5G is an exemplary diagram in which white noise of a physiological index is extracted by analyzing the frequency of a heartbeat waveform extracted from the pre-processed pulse wave in FIG. 5F.
  • FIG. 5H is an exemplary diagram in which a heartbeat detection signal is extracted by analyzing a frequency of a heartbeat waveform extracted from the preprocessed pulse wave in FIG. 5F .
  • FIG. 5i is an exemplary view of extracting a respiration waveform extracted from the pre-processed pulse wave in FIG. 5f .
  • FIG. 5J is an exemplary diagram of analyzing a sleep pattern by analyzing the time frequency of the heartbeat detection signal in FIG. 5H .
  • 5K is an exemplary diagram in which a heart rate variability is extracted from the heart rate waveform in FIG. 5F .
  • 6A is an exemplary diagram illustrating the strength of a plurality of piezoelectric sensors according to an embodiment of the present invention, in which each arrangement is arranged on a mat unit by a first distance unit, and in a state in which the user is lying on his back, the strength by the weight value of the user .
  • 6B is an exemplary diagram illustrating strength according to a user's weight value in a state in which each of the plurality of piezoelectric sensors is disposed on the mat unit by a second distance unit, and the user is lying on his back according to an embodiment.
  • 6C is an exemplary diagram illustrating the strength according to the weight of the user in a state in which each of the plurality of piezoelectric sensors is disposed on the mat by a third distance unit, and the user is lying on his back according to an embodiment.
  • 6D is an exemplary diagram illustrating the strength of the plurality of piezoelectric sensors according to an embodiment of the present invention, each of which is disposed on the mat unit in units of a first distance, and the user is lying on his or her side, the strength by the weight value of the user.
  • FIG. 6E is an exemplary diagram illustrating strength according to a user's weight value in a state in which each of a plurality of piezoelectric sensors is disposed on a mat unit by a second distance unit, and the user lies on his side, according to an embodiment.
  • 6F is an exemplary diagram illustrating strength according to a user's weight value in a state in which each of the plurality of piezoelectric sensors is disposed on the mat by a third distance unit, and the user lies on his side, according to an embodiment.
  • 6G is an exemplary view showing the strength of each of the plurality of piezoelectric sensors according to the user's weight in a state in which each of the plurality of piezoelectric sensors is disposed on the mat in a unit of a first distance and the user is lying on his stomach.
  • 6H is an exemplary diagram illustrating a plurality of piezoelectric sensors, each of which is disposed on a mat by a second distance unit, and shows strength according to a user's weight in a state in which the user is prone.
  • 6I is an exemplary diagram illustrating a plurality of piezoelectric sensors, each of which is disposed on a mat unit in a third distance unit, and shows strength according to a user's weight in a state in which the user is prone.
  • FIG. 7A is a first exemplary view of a heating element according to an embodiment of the present invention.
  • FIG. 7B is a second exemplary view of a heating element according to an embodiment of the present invention.
  • FIG. 7C is a third exemplary view of a heating element according to an embodiment of the present invention.
  • FIG. 8A is an exemplary view in which a fabric-type member including at least one piezoelectric sensor is disposed on a pillow according to an embodiment of the present invention.
  • FIG. 8B is an exemplary view in which a fabric-type member including at least one piezoelectric sensor is disposed on a mat unit according to an embodiment of the present invention.
  • Figure 9a is an exemplary view of the user lying on the side on the smart mat according to an embodiment of the present invention.
  • 9B is an exemplary view illustrating the strength of the weight value for each body part when the user lies on the side on the smart mat according to an embodiment of the present invention.
  • FIG. 10 is an exploded view of the mat unit according to an embodiment of the present invention.
  • 11A is a plan view illustrating a state in which a user lies flat on a smart mat according to an embodiment of the present invention.
  • Figure 11b is a left side view showing a state in which the user is lying on the smart mat according to an embodiment of the present invention.
  • FIG. 12 is an exploded view of a mat unit according to another embodiment of the present invention.
  • 13A is a plan view illustrating a state in which a user lies on a smart mat according to another embodiment of the present invention.
  • Figure 13b is a left side view showing a state in which the user is lying flat on the smart mat according to another embodiment of the present invention.
  • FIG. 14 is a plan view showing the arrangement of the third member in the mat unit according to an embodiment of the present invention.
  • 15 is a flowchart illustrating a process for controlling the operation of the smart mat according to an embodiment of the present invention.
  • Figure 16a is an exemplary view showing the mat of the smart mat according to an embodiment of the present invention.
  • Figure 16b is an exemplary view of a fluid heating element included in the mat portion of the smart mat according to an embodiment.
  • 17 is a first exemplary view of a mat unit including a plurality of heating elements according to an embodiment of the present invention.
  • FIG. 18 is a second exemplary view of a mat unit including a plurality of heating elements according to an embodiment of the present invention.
  • FIG. 19 is a third exemplary view of a mat unit including a plurality of heating elements according to an embodiment of the present invention.
  • FIG. 20 is a fourth exemplary view of a mat unit including a plurality of heating elements according to an embodiment of the present invention.
  • 21 is a flowchart illustrating a process of controlling the operation of a smart mat according to another embodiment of the present invention.
  • 22A is an exemplary diagram illustrating a sample of a woman's average height in order to adjust an arrangement interval of piezoelectric sensors included in the mat unit according to an embodiment of the present invention.
  • 22B is an exemplary diagram illustrating an average male height sampled in order to adjust an arrangement interval of piezoelectric sensors included in the mat unit according to an embodiment of the present invention.
  • FIG. 23 is an exemplary diagram illustrating heat generation of a body part in consideration of the ambient temperature in order to generate at least one heating element disposed in the mat unit at different temperatures based on the body part of the sleeping person according to an embodiment of the present invention.
  • 24 is an exemplary view showing the temperature of a body part that can be referred to in order to generate heat at different temperatures based on the body part of the sleeping person by at least one heating element disposed in the mat unit according to an embodiment of the present invention.
  • first, second, etc. are used to describe various elements, these elements are not limited by these terms, of course. These terms are only used to distinguish one component from other components, and unless otherwise stated, the first component may be the second component, of course.
  • FIG. 1 is a block diagram of a smart mat according to an embodiment of the present invention.
  • the smart mat 100 includes a mat unit 110 including at least one heating element 111 and at least one piezoelectric sensor 112 , and the mat unit ( A control device 120 for controlling the temperature of 110 may be included.
  • the configuration of the smart mat 100 shown in FIG. 1 is according to an embodiment, and the components of the smart mat 100 are not limited to the embodiment shown in FIG. 1, and some components are added as necessary. , may be changed or deleted.
  • the at least one piezoelectric sensor 112 may be disposed at a location spaced apart from each other at regular intervals within the mat unit 110 .
  • the at least one piezoelectric sensor 112 may be disposed in the upper part, the lower part, and the middle part in the mat part 110, and may be selectively further disposed in a part to which more pressure is applied.
  • the at least one piezoelectric sensor 112 may be formed on a lower layer of the outer material formed on the outer surface of the mat portion 110 of the smart mat 100 .
  • each of the at least one piezoelectric sensor 112 includes piezoelectric information (eg, of a part of the user's body) by the user (eg, a sleeping person) 105 on the mat unit 110 at its location. weight) can be obtained. For example, when a user (eg, a sleeping person) covers the blanket on the mat unit 110 , each of the at least one piezoelectric sensor 112 is located at a location of the user (eg: It is possible to obtain piezoelectric information (eg, the weight value of the user's body part and the weight of the blanket covering the body part) by the sleeping person covering the quilt.
  • each of the at least one piezoelectric sensor 112 may be disposed at positions spaced apart from each other at regular intervals within a band-shaped member (eg, the first member) made of fabric.
  • the first member may be formed in a lattice structure (eg, M horizontal X vertical N rows) in the lower layer of the outer material in the mat unit 110 .
  • the first member may be formed in a lattice structure (eg, horizontal M lines X vertical N lines) on the upper layer of the outer material in the mat unit 110 .
  • the first member may be disposed in the upper, lower, and middle portions within the mat unit 110, and may be selectively further disposed in a portion to which more pressure is applied.
  • the at least one heating element 111 may include any one of an electric heating element, a fluid heating element, and a mixed heating element composed of a combination of the electrical heating element and the fluid heating element.
  • the at least one heating element 111 may be disposed in a position spaced apart from each other at regular intervals within the mat unit 110 .
  • the at least one heating element 111 may be disposed in the upper portion, the lower portion, and the middle portion within the mat portion 110, and may be selectively further disposed in a portion to which heat is further applied.
  • the at least one heating element 111 may be formed on a lower layer of the outer material formed on the outer surface of the mat unit 110 .
  • the at least one heating element 111 may be disposed under the at least one piezoelectric sensor 112 .
  • each of the at least one heating element 111 may be disposed at a position corresponding to each of the at least one piezoelectric sensor 112 .
  • the at least one heating element 111 may be formed as an airtight chamber capable of storing a fluid (eg, air or liquid). And, each of the at least one heating element 111 may be formed to include at least one inlet pipe through which a fluid is introduced and an outlet pipe through which the fluid introduced through the at least one inlet pipe is discharged.
  • a fluid eg, air or liquid
  • each of the at least one heating element 111 may generate heat at its own location under the control of the processor 126 or the temperature controller 121 .
  • the at least one heating element 111 may be disposed at a location spaced apart from each other at regular intervals within a band-shaped member (eg, the second member) made of fabric.
  • the second member may be formed in a lattice structure (eg, M horizontal X vertical N rows) in the lower layer of the outer member (or the lower layer of the first member) in the mat unit 110 .
  • the second member may be disposed in the upper, lower, and middle portions within the mat unit 110, and may be selectively further disposed in a portion to which heat is further applied.
  • each of the first member and the second member may be detachable or attached to the mat unit 110 , or may be integrally coupled to the mat unit 110 .
  • each of the first member and the second member may be manufactured or formed in a band shape made of fabric.
  • the first member and the second member may be manufactured or formed as a single member.
  • the first member may be disposed above the second member or disposed below the second member.
  • each of the at least one heating element 111 disposed on the second member includes an electrical heating element that can be heated by an applied voltage, a fluid heating element that can be heated by a heated liquid or air, and a mixed heating element composed of a combination of the electric heating element and the fluid heating element.
  • each of the heating elements 111 is a voltage applied to another adjacent heating element under the control of the processor 126 or the temperature controller 121 . may be supplied with a different voltage than In addition, each of the heating elements 111 may be heated at a different temperature from that of other adjacent heating elements based on the supplied voltage.
  • each of the heating elements 111 is controlled by the processor 126 or the temperature control unit 121 to the other heating element adjacent to itself.
  • a fluid having a temperature different from that of the supplied fluid eg, air or liquid
  • each of the heating elements 111 may be heated at a different temperature from other adjacent heating elements based on the temperature of the supplied fluid.
  • the fluid heating element may include at least one inlet pipe through which a fluid flows into the fluid heating element, and at least one outlet pipe through which the introduced fluid is discharged from the fluid heating element.
  • the fluidic heating element may be controlled through a temperature control unit attached to each inlet pipe, the fluid discharged through the outlet pipe.
  • the fluid heating element may be formed to have a structure in which a fluid whose temperature is controlled by the temperature controller is introduced back into the at least one inlet pipe through a valve attached to each inlet pipe.
  • the at least one temperature control unit for controlling the temperature of the fluid is suitable for controlling the temperature of the fluid (eg, air or liquid) flowing into the fluidic heating element in the mat unit 110 .
  • the fluid eg, air or liquid
  • the valve may be disposed between the fluid heating element and the temperature controller.
  • the temperature controller may heat the fluid discharged through the outlet pipe based on a preset first temperature.
  • the temperature controller 121 may supply the fluid heated to the first temperature to the at least one fluid heating element through a first inlet pipe included in each of the at least one fluid heating element.
  • the temperature controller may heat the fluid discharged through the outlet pipe based on a preset second temperature.
  • the temperature controller 121 may supply the fluid heated to the second temperature to the at least one fluid heating element through a second inlet pipe included in each of the at least one fluid heating element.
  • At least one heating element 111 and at least one piezoelectric sensor 112 have been briefly described, but below, at least one heating element 111 and at least one piezoelectric sensor 112 are shown in the drawings. based on it will be described in more detail.
  • the control device 120 when the smart mat 100 is washed, may have an exterior shape so that water or foreign substances do not flow into the inside of the control device 120 .
  • the control device 120 may be disposed inside the mat unit 110, or may be formed in a closed shape on the exterior.
  • the control device 120 may be formed in a sealed type except for the connection part with the external power source 140 so that water or foreign substances do not flow into the interface with the external power source 140 .
  • control device 120 may be physically attached to the mat unit 110 , and at least one heating element 111 and at least one piezoelectric sensor included in the mat unit 110 ( 112) and can transmit and receive signals through a wired connection.
  • control device 120 is physically spaced apart from the mat unit 110 through a wireless connection with at least one heating element 111 and at least one piezoelectric sensor 112 included in the mat unit 110 . Signals can be sent and received.
  • the control device 120 includes a temperature control unit 121 , a sensor unit 122 , a communication unit 123 , an input unit 124 , a memory 125 , an adapter 130 , and a processor 126 . may include.
  • the control device 120 may further include a battery (not shown) that receives power transmitted from the wireless power transmitter and charges the received power.
  • Components of the control device 120 are not limited to the embodiment shown in FIG. 1 , and some components may be added, changed, or deleted as necessary.
  • the adapter 130 may be connected to the external power source 140 by wire or wirelessly.
  • the adapter 130 may receive power from the external power source through such a wired or wireless connection.
  • the adapter 130 converts a voltage (eg, AC voltage) supplied from the external power source 140 into a half-wave rectified voltage, and filters the half-wave rectified voltage to convert it into an adjusted voltage (eg, a DC voltage). can do.
  • the adapter 130 adjusts the converted DC voltage to a voltage capable of operating the control device 120 under the control of the processor 126 , and includes the adjusted voltage in the control device 120 . can be supplied as individual components.
  • the adapter 130 may include an interface (not shown) for a wired connection or a wireless connection with the external power source 140 .
  • the interface (not shown) may support a designated protocol that can be wired or wirelessly connected to the external power source 140 or an external electronic device (not shown).
  • the interface may include a high-definition multimedia interface (HDMI), a universal serial bus (USB), an optical interface, or a D-subminiature (D-sub).
  • HDMI high-definition multimedia interface
  • USB universal serial bus
  • D-sub D-subminiature
  • the interface may include, for example, a mobile high-definition link (MHL) interface, a secure digital (SD) card/multi-media card (MMC) interface, or an infrared data association (IrDA) standard interface.
  • MHL mobile high-definition link
  • SD secure digital
  • MMC multi-media card
  • IrDA infrared data association
  • the temperature control unit 121 may include at least one circuit capable of controlling the temperature of at least one heating element 111 disposed in the mat unit 110 .
  • the identifier and location information of each heating element 111 may be stored in the memory 125 .
  • the temperature control unit 121 is the temperature of each heating element 111 arranged at regular intervals in the mat unit 110 under the control of the processor 126 (or arranged in the upper, lower, and middle parts)
  • the temperature of each of the heating elements 111 may be controlled to generate heat at a temperature different from the temperature of the at least one adjacent heating element 111 .
  • the temperature controller 121 may transmit/receive a signal through a wired connection with the at least one heating element 111 .
  • the temperature control unit 121 may transmit and receive signals to and from each heating element 111 through a protocol based on short-range wireless communication (eg, Bluetooth, Near Field Communication, or Beacon). have.
  • short-range wireless communication eg, Bluetooth, Near Field Communication, or Beacon
  • the temperature control unit 121 is shown as a separate component from the processor 126 , but this is only an embodiment, and at least one function or operation performed by the temperature control unit 121 is performed by the processor ( 126) can be carried out.
  • the sensor unit 122 may receive measured or acquired piezoelectric information from at least one piezoelectric sensor 112 disposed in the mat unit 110 .
  • the piezoelectric information may include at least one of an identifier and location information of the corresponding piezoelectric sensor 112 .
  • the identifier and location information of each piezoelectric sensor 112 may be stored in the memory 125 .
  • the sensor unit 122 may include at least one circuit capable of receiving piezoelectric information measured or obtained from each of the piezoelectric sensors 112 arranged at regular intervals in the mat unit 110 .
  • the sensor unit 122 may transmit and receive signals through a wired connection with the at least one piezoelectric sensor 112 .
  • the sensor unit 122 may each piezoelectric sensor 112, a temperature sensor and a signal through a protocol based on short-range communication (eg, Bluetooth, Near Field Communication, or Beacon). can send and receive
  • short-range communication eg, Bluetooth, Near Field Communication, or Beacon
  • the sensor unit 122 is shown as a separate component from the processor 126 , but this is only an embodiment, and at least one function or operation performed by the sensor unit 122 is 126) can be carried out.
  • the communication unit 123 may perform wired communication or wireless communication with at least one component included in the control device 120 .
  • the communication unit 123 may transmit and receive at least one piezoelectric sensor 112 disposed in the mat unit 110, and at least one signal or information through wired communication or wireless communication with the sensor unit 122. It may include at least one circuit.
  • the communication unit 123 includes at least one electronic device (eg, a camera, an air conditioner, a heating device, an air conditioner, a humidifier, a dehumidifier, an air purifier, a sound output device, a fan, a lighting device, an oxygen generator, etc.) ) and wired or wireless communication.
  • the communication unit 123 may transmit/receive a signal to and from the at least one electronic device through the wired communication or the wireless communication.
  • the communication unit 123 may perform wireless communication with at least one electronic device based on short-range communication (eg, Bluetooth, Near Field Communication, or Beacon).
  • short-range communication eg, Bluetooth, Near Field Communication, or Beacon
  • the communication unit 123 may receive an image obtained from a camera (eg, a vision camera, an infrared camera, a thermal imaging camera, etc.).
  • the communication unit 123 may receive information on at least one of a temperature and a humidity measured by the air conditioner. In addition, the communication unit 123 may receive information about the temperature measured by the air conditioner and may receive information about the humidity measured by the humidifier.
  • the communication unit 123 has described receiving a signal or data from such an electronic device, but this is only an example, and it is obvious that the communication unit 123 can receive a signal or data from various external devices.
  • the input unit 124 may receive data on the operation of the smart mat 100 from the user, for example, data on operation setting, operation mode, temperature setting, etc., and input from the user. Various information may be provided to the processor 126 .
  • the input unit 124 may include a physical manipulation member such as a switch or a button, or may include an electrical manipulation member such as a touch key, a touch pad, and a touch screen.
  • the input unit 124 may further include a microphone capable of receiving a user's voice signal, and a speaker capable of outputting various information about the smart mat 100 to the user by voice.
  • the memory 125 includes at least one component (eg, a processor 126 , a temperature control unit 121 , a sensor unit 122 , a communication unit 123 , an input unit) of the smart mat 100 . 124, the heating element 111, or various data acquired or used by the piezoelectric sensor 112) (eg, software, acquired information, measured information, control signals, etc.), and instructions related thereto. have.
  • a processor 126 e.g, a processor 126 , a temperature control unit 121 , a sensor unit 122 , a communication unit 123 , an input unit
  • the heating element 111 e.g, the heating element 111, or various data acquired or used by the piezoelectric sensor 112
  • various data acquired or used by the piezoelectric sensor 112 eg, software, acquired information, measured information, control signals, etc.
  • the memory 125 may store an identifier for at least one piezoelectric sensor 112 and information on a location on the mat unit 110 . Also, the memory 125 may store an identifier for the at least one heating element and information on a location on the mat unit 110 . Also, the memory 125 may store weight information for each body part of the user 105 and temperature information for the body part.
  • the memory 125 may include a volatile memory or a non-volatile memory.
  • the memory 125 may store information, data, programs, etc. necessary for the operation of the smart mat 100 .
  • the processor 126 may perform a control operation to be described later with reference to information stored in the memory 125 .
  • the memory 125 may store various platforms.
  • the memory 125 is, for example, a flash memory type, a hard disk type, a multimedia card micro type, or a card type memory (eg, SD or XD). memory, etc.), a RAM (RAM), and a ROM (EEPROM, etc.) may include at least one type of storage medium.
  • the processor 126 drives software to operate at least one component connected to the processor 126 (eg, a temperature control unit 121 , a sensor unit 122 , a communication unit 123 , an input unit ( 124), memory 125, adapter 130, valve, pump, temperature sensor, battery or software component)) can be controlled based on wired communication or wireless communication.
  • a temperature control unit 121 e.g., a thermometer 121 , a sensor unit 122 , a communication unit 123 , an input unit ( 124), memory 125, adapter 130, valve, pump, temperature sensor, battery or software component
  • the processor 126 may perform various data processing and operations based on the wired communication or the wireless communication.
  • the processor 126 loads the command or data received from the temperature control unit 121 , the sensor unit 122 , the communication unit 123 , and the input unit 124 into the memory 125 for processing, and processing.
  • the stored data may be stored in the memory 125 .
  • the processor 126 may display the processed data through the input unit 124 (eg, a touch screen).
  • the processor 126 includes other functionally related components (eg, the temperature control unit 121 , the sensor unit 122 , the communication unit 123 , the input unit 124 , the memory 125 , and the adapter). 130, a valve, a pump, a temperature sensor, a battery, or a software component)).
  • the other components eg, the temperature control unit 121 , the sensor unit 122 , the communication unit 123 , the input unit 124 , the memory 125 , the adapter 130 , a valve, a pump, a temperature sensor, or Some or all of the operation of the software component
  • the processor 126 eg, a control circuit
  • the processor 126 may be implemented as the processor 126 (eg, a control circuit) or may be operated in the processor 126 .
  • the processor 126 may acquire piezoelectric information by a user (eg, a sleeping person) 105 on the smart mat 100 at each position of the at least one piezoelectric sensor 112 . .
  • the processor 126 may identify the presence of the user 105 on the smart mat 100 based on the acquisition of piezoelectric information through at least one piezoelectric sensor in the mat unit 110 . have.
  • the processor 126 may be configured to use at least one second device corresponding to the position of the user's first body part (eg, back) based on the piezoelectric information obtained from the at least one piezoelectric sensor 112 .
  • the temperature of the at least one first heating element may be controlled so that the temperature of the first heating element is different from the temperature of the at least one second heating element corresponding to the position of the user's second body part (eg, calf).
  • the body of the user 105 may be divided into a head, a back, an arm, a waist, a hip, a thigh, a calf, and the like.
  • Each part of the body may have a different area to the mat unit 110 , and the weight of each body may be different from the weight of the other body.
  • the processor 126 may identify a part of the user's body based on at least one of these different areas and weights. In addition, the processor 126 may improve identification of a part of the user's body through the image of the user received from the camera.
  • the processor 126 receives at least one piece of piezoelectric information from the at least one piezoelectric sensor 112 that identifies the weight of each body part, and based on the received piezoelectric information, Some can be identified.
  • the processor 126 may identify the user's sleeping posture through the weight and area of each body part and the at least one piece of piezoelectric information, and may identify each body part.
  • the processor 126 may receive a video image of the user obtained through the camera through the communication unit 123, and identify the sleeping posture of the user through the received video image, and identify each body part. can do.
  • the processor 126 identifies the shape of the user's sleeping posture through at least one of the weight and area of each body part, the acquired image image, and the at least one piezoelectric information. can do.
  • the processor 126 may identify a part of the user's body based on the identified shape of the user. For example, the processor 126 may set the temperature of the at least one first heating element so that the temperature of the at least one first heating element corresponding to the part of the user's first body is different from the temperature of the at least one second heating element. can control
  • the processor 126 may analyze the acquired video image to identify whether the user is currently covering the blanket or not. For example, if it is identified that the user is covering the duvet, the processor 126 may reflect the weight of the duvet for the user's body part in recognizing the body part, and at least generate heat in response to the recognized body part. It can be reflected in the heating temperature of one heating element.
  • the memory 125 stores weight information for each body part of the user and temperature information for each body part.
  • the processor 126 may more efficiently recognize the body part of the user by reflecting the weight of the blanket with respect to the body part in the weight information stored in the memory 125 .
  • the processor 126 may reflect a temperature change in the body part to the temperature information based on the blanket covering, and more efficiently control the heating temperature of at least one heating element corresponding to the body part.
  • the processor 126 identifies a position in the mat unit 110 of each piezoelectric sensor 112 that has transmitted the piezoelectric information based on the piezoelectric information received from each piezoelectric sensor 112 . can do. For example, the processor 126 may identify the piezoelectric sensor 112 that has transmitted the piezoelectric information through the identifier included in the piezoelectric information, and where the piezoelectric sensor 112 is located in the mat unit 110 . It is possible to identify the position with respect to the piezoelectric sensor 112 whether it is located.
  • the processor 126 may identify each heating element 111 corresponding to each piezoelectric sensor that has transmitted the piezoelectric information based on the identification of the identifier and the location.
  • the control device 120 for controlling the operation of the smart mat 100 is located in the mat unit 110 and generates heat.
  • the at least one heating element 111 and at least one piezoelectric sensor 112 for detecting at least a part of the user's body located on the mat unit 110 have been described.
  • each component of the control device 120 for controlling the operation of the smart mat 100 will be described.
  • FIG. 2 is a block diagram of a control device for controlling a smart mat according to an embodiment of the present invention.
  • the temperature control unit 121 includes a photo coupler 210 , a control circuit 220 , a temperature controller 230 , a power device 240 , and a temperature overheat prevention circuit ( 250) may be included.
  • the configuration of the temperature control unit 121 shown in FIG. 2 is according to an embodiment, and the components of the temperature control unit 121 are not limited to the embodiment shown in FIG. 2 , and as necessary, some components may be added, changed or deleted.
  • the control circuit 220 may receive a voltage (eg, a DC voltage) output from the adapter 130 through a power line under the control of the processor 126 .
  • the control circuit 220 may include a circuit (eg, a comparator) capable of changing the voltage supplied from the adapter 130 into a voltage set in the temperature controller 230 .
  • the control circuit 220 may change the voltage supplied from the adapter 130 through the comparator to a voltage set in the temperature controller 230 , and supply the changed voltage to the photo coupler 210 . .
  • the temperature controller 230 may be connected to the processor 126 through a communication line.
  • the temperature controller 230 may store different temperature control values received from the processor 126 based on the communication line, and set a voltage based on the stored temperature control value.
  • the temperature controller 230 may include a switching circuit (not shown) for controlling a temperature, and may set a voltage according to the temperature control value by adjusting a variable resistor (not shown) of the switching circuit.
  • the temperature controller 230 may control the temperature generated by at least one heating element of the smart mat 100 by varying the voltage using a variable resistor under the control of the processor 126 .
  • the temperature controller 230 controls the temperature of the heating element 111 to a first temperature (eg, 65 o C)
  • the voltage applied to the heating element 111 is converted into a first voltage (eg: 4V to 5V) can be set.
  • the temperature controller 230 controls the temperature of the heating element 111 to a second temperature (eg, 30 o C)
  • the voltage applied to the heating element 111 is adjusted to a second voltage (eg, 10V to 12V) can be set.
  • the temperature controller 230 may adjust the voltage applied to the heating element by adjusting the variable resistance based on the temperature to be set. Temperature and voltage may be inversely proportional to each other.
  • the photo coupler 210 includes a device used for rectification and voltage change, and may perform a function for stably operating branch circuits using different voltages.
  • the photo coupler 210 may couple an electrical signal into light, and the light emitting unit and the light receiving unit may be electrically insulated from each other.
  • the photo coupler 210 outputs light when an electric signal is input to the light emitting unit (eg, a light emitting diode), and enters a conductive state by entering the output light on a light receiving unit (eg, a photo diode).
  • the photo coupler 210 may convert the voltage supplied from the control circuit 220 into a more stable voltage and apply it to the heating element 111 through the power device 240 .
  • the power device 240 may include a power semiconductor that allows electricity to flow in one direction.
  • the temperature overheat prevention circuit 250 may detect a temperature generated by the heating element 111 under the control of the processor 126 . In addition, the temperature overheat prevention circuit 250 may control on/off of the voltage applied to the heating element 111 by comparing the sensed temperature with a predetermined threshold temperature.
  • the temperature overheat prevention circuit 250 may turn off the voltage applied to the heating element 111 .
  • the temperature overheat prevention circuit 250 may detect a temperature generated by at least one heating element, respectively, and compare each temperature sensed by the at least one heating element with a threshold temperature set in the corresponding heating element.
  • the temperature overheat prevention circuit 250 may turn off the voltage applied to the at least one heating element exceeding the threshold temperature.
  • the temperature controller 121 is disposed at a position corresponding to the piezoelectric sensor 112 based on the piezoelectric information obtained by the piezoelectric sensor 112 under the control of the processor 126 . It is possible to control the heating temperature of the heating element 111 .
  • an embodiment of the present invention may include at least one temperature sensor for sensing the temperature of each heating element, at least one valve, and at least one pump.
  • the functions or operations of the at least one temperature sensor, the at least one valve, and the at least one pump will be described with reference to the drawings to be described later.
  • FIG. 3 is a flowchart illustrating a process for controlling the operation of a smart mat according to various embodiments of the present disclosure.
  • the control device 120 eg, the processor 126 of the smart mat 100 is the smart mat 100 at each position of at least one piezoelectric sensor provided in the smart mat 100 .
  • ) eg, the mat unit 110
  • the control device 120 eg, the processor 1266
  • the control device 120 controls the smart mat based on the reception of the signal so that at least one piezoelectric sensor and at least one heating element included in the smart mat 100 are operated.
  • the processor 126 is disposed in a position (or located in the upper, lower, and middle portions) spaced apart from the mat unit 110 at a predetermined interval (eg, 1 cm, 5 cm, or 10 cm, etc.)
  • the piezoelectric information on the user's body part acquired by the one or more piezoelectric sensors may be acquired from the one or more piezoelectric sensors through wireless communication or wired communication.
  • the predetermined spacing (eg, 1 cm, 5 cm, or 10 cm, etc.) is only an example, and each of the piezoelectric sensors may be disposed at different intervals. Alternatively, each of the piezoelectric sensors may be disposed in the upper part, the lower part, and the middle part of the mat part, and may be selectively disposed more in the part where more pressure is applied.
  • the piezoelectric information may include an identifier of at least one piezoelectric sensor that senses weight by the user, and information on a weight value of the user's body part sensed by the at least one piezoelectric sensor.
  • each of the at least one piezoelectric sensor 112 is located at the user's position on the mat unit 110 (eg, : It is possible to obtain piezoelectric information (eg, the weight value of the user's body part and the weight of the blanket covering the body part) by the sleeping person covering the quilt.
  • the processor 126 covers the body part from the weight value of the body part covering the blanket. By subtracting the weight value of the blanket, it is possible to obtain a weight value of only a part of the user's body.
  • the control device 120 eg, the processor 126) of the smart mat 100 is based on the piezoelectric information obtained from each piezoelectric sensor, the smart mat 100 (eg, the mat unit ( 110))), the user's shape can be identified (S312).
  • the control device 120 eg, the processor 126 ) of the smart mat 100 identifies each piezoelectric sensor that has transmitted piezoelectric information, and based on each identified piezoelectric sensor, the mat of the smart mat 100 .
  • the shape of the user on the unit 110 may be identified.
  • the smart mat 100 (eg, the memory 125 of the control device 120 ) is an identifier of at least one piezoelectric sensor, and the at least one piezoelectric sensor is disposed in the mat unit 110 .
  • the stored location information and the average value (eg, 4 kg to 5 kg) of the weight of the user's body part (eg, head) may be stored in the memory 125 .
  • the memory 125 may store an average value of weights of various body parts of the user.
  • control device 120 eg, the processor 126 of the smart mat 100 analyzes the piezoelectric information received from at least one piezoelectric sensor and transmits the piezoelectric information.
  • the identifier of the piezoelectric sensor and the weight value of the user's body part obtained from each piezoelectric sensor may be identified.
  • the control device 120 eg, the processor 126) of the smart mat 100, based on the position information of each piezoelectric sensor, at least one piezoelectric sensor (eg, head) disposed adjacent to each piezoelectric sensor
  • the weight values obtained from at least one piezoelectric sensor that sensed weight may be summed (eg, 4.2 kg).
  • the control device 120 eg, the processor 126 of the smart mat 100 is an average value (eg: 4 kg to 5 kg) to identify each body part in the identified user's shape.
  • the control device 120 eg, the processor 126 of the smart mat 100 may receive a video image of the user acquired through the camera through the communication unit 123 .
  • the control device 120 eg, the processor 126 ) of the smart mat 100 may identify the sleeping posture of the user through the received video image, and may identify each body part.
  • the control device 120 eg, the processor 126
  • the control device 120 eg, the processor 126
  • control device 120 eg, the processor 126
  • the control device 120 may identify each body part of the user from the received video image.
  • whether the control device 120 (eg, the processor 126 ) of the smart mat 100 matches the body part identified based on the video image with the body part identified based on the identified user's shape. can be compared and analyzed.
  • the processor 126 may improve the accuracy of the user's body part through the comparison and analysis.
  • control device 120 eg, the processor 126 of the smart mat 100 is based on the identified shape of the user, and each other at a position corresponding to at least a part of the user's body.
  • the temperature of the at least one heating element may be controlled to generate heat at a different temperature (S314).
  • the control device 120 eg, the processor 126 of the smart mat 100 corresponds to the first body part (eg, the head) of the user based on the acquired piezoelectric information.
  • the temperature of at least one first heating element corresponds to the position of the second body part (eg, calf). It may be set to control the temperature of the at least one first heating element to be different from the temperature of the heating element (eg, at least one heating element corresponding to at least one piezoelectric sensor sensing the weight of the calf).
  • the control device 120 determines the temperature of at least one first heating element corresponding to the first body part (eg, head) of the user.
  • the temperature of the at least one first heating element may be controlled such that the temperature of the at least one second heating element corresponding to the position of the second body part (eg, calf) is higher than that of the at least one second heating element.
  • the control device 120 eg, the processor 126 ) of the smart mat 100 may control the temperature of the at least one first heating element through at least one of each temperature controller and a temperature control sensor.
  • At least one heating element located in the first body part of the user may generate heat at a different temperature from that of the at least one heating element located in the second body part.
  • 4A is an exemplary diagram illustrating a connection of a plurality of piezoelectric sensors according to an embodiment of the present invention.
  • 4B is an exemplary diagram illustrating a connection relationship between a plurality of temperature controllers and a plurality of heating elements according to an embodiment of the present invention.
  • 4C is an exemplary diagram illustrating a relationship between a plurality of temperature controllers, a plurality of heating elements, and a plurality of piezoelectric sensors according to an embodiment of the present invention.
  • each of the plurality of piezoelectric sensors 112a, 112b, and 112c is connected to a communication line 410 by wire or wirelessly to communicate with the sensor unit 122 and the processor 126.
  • each of the plurality of piezoelectric sensors 112a , 112b , and 112c may provide the acquired piezoelectric information to the sensor unit 122 .
  • Each of the plurality of piezoelectric sensors 112a, 112b, and 112c may be turned on/off in response to weight detection, and may provide piezoelectric information to the sensor unit 122 .
  • each of the plurality of piezoelectric sensors 112a, 112b, and 112c is spaced apart from each other at a predetermined interval (or at a variable interval) and disposed in a first member (eg, a band made of fabric) 306 .
  • a first member eg, a band made of fabric
  • the plurality of piezoelectric sensors 112a, 112b, and 112c may be disposed outside or inside the first member (eg, a band made of fabric) 306 .
  • the plurality of piezoelectric sensors 112a, 112b, and 112c are spaced apart from each other at regular intervals (or variable intervals) on the first fabric formed in the lower layer,
  • the plurality of piezoelectric sensors 112a, 112b, and 112c may be manufactured by forming a second fabric on the upper side.
  • the first member 306 may be formed or manufactured of a material having a waterproof function.
  • the first member 306 may be detachable or attached to the mat unit 110 , or may be formed or manufactured integrally with the mat unit 110 .
  • each of the plurality of temperature controllers 121a, 121b, and 121c is connected to each of the plurality of heating elements 111a, 111b, and 111c.
  • the first temperature controller 121a among the plurality of temperature controllers 121a, 121b, and 121c may be connected to the first heating element 111a among the plurality of heating elements 111a, 111b, and 111c.
  • the second temperature control unit 121b may be connected to the second heating element 111b
  • the third temperature control unit 121c may be connected to the third heating element 111c.
  • each of the plurality of temperature controllers 121a , 121b , and 121c may receive a voltage supplied from the adapter 130 through a power line 421 , and the processor through a communication line 422 . (126) can transmit and receive a signal.
  • one side of each of the plurality of heating elements 111a , 111b , and 111c connected to each of the plurality of temperature controllers 121a , 121b , and 121c may be connected to a ground line 423 .
  • the plurality of temperature controllers 121a , 121b , and 121c may be disposed to be spaced apart from each other at a predetermined interval (or at a variable interval).
  • each of the plurality of heating elements 111a , 111b , and 111c may be disposed to be spaced apart from each other by a predetermined interval (or variable interval).
  • one temperature controller (eg, 121a) and one heating element (eg, 111) may be disposed in the second member (eg, a band made of fabric) 420 as a unit.
  • the plurality of temperature control units (121a, 121b, and 121c) and the plurality of heating elements (111a, 111b, and 111c) of the second member may be disposed externally or internally.
  • the plurality of temperature controllers 121a, 121b, and 121c and the plurality of heating elements 111a, 111b, and 111c on the first fabric formed on the lower layer of the second member 420 are constant with each other. They may be spaced apart at intervals (or variable intervals).
  • the second member 420 may be manufactured by forming a second fabric on the plurality of temperature controllers 121a, 121b, and 121c and the plurality of heating elements 111a, 111b, and 111c.
  • the second member 420 may be formed or manufactured of a material having a waterproof function and good thermal conductivity.
  • the second member 420 may be detachable or attached to the mat unit 110 , or may be formed or manufactured integrally with the mat unit 110 .
  • the first member 410 and the second member 420 may be formed or manufactured as a third member 430 integrated into one.
  • the first member 410 and the second member 420 may be manufactured to be detachable or attachable to each other.
  • the corresponding heating elements 111a, 111b, or 111c may be heated at different temperatures.
  • the temperature generated in the first section 441 in which the first heating element 111a is positioned is the second section 442 in which the second heating element 111b is positioned, or the third section in which the third heating element 111c is positioned. It may be different from the temperature at which heat is generated in (443).
  • the temperature generated in the second section 442 in which the second heating element 111b is positioned is the first section 441 in which the first heating element 111a is positioned, or the third section 443 in which the third heating element 111c is positioned. ) may be different from the exothermic temperature.
  • the temperature generated in the third section 443 in which the third heating element 111c is positioned is the first section 441 in which the first heating element 111a is positioned, or the second section 442 in which the second heating element 111b is positioned. ) may be different from the exothermic temperature.
  • the third member 430 combining the first member 410 and the second member 420 may be made of a heat-resistant material.
  • the third member 430 may be detachable or attached to the mat unit 110 , or may be formed or manufactured integrally with the mat unit 110 .
  • Figure 5a is an exemplary view showing the strength by the user's weight value on the smart mat obtained through a plurality of piezoelectric sensors according to an embodiment of the present invention.
  • 5B is an exemplary diagram of interpolation of strength for a user's weight value obtained through the plurality of piezoelectric sensors according to an embodiment of the present invention.
  • FIG. 5C is an exemplary diagram in which a part of the user's body is divided based on the intensity interpolated in FIG. 5B .
  • 5D is an exemplary diagram of a chest portion of a user's body.
  • FIG. 5E is an exemplary diagram in which pulse waves are extracted by filtering piezoelectric information obtained from at least one piezoelectric sensor located on a user's chest.
  • FIG. 5F is an exemplary diagram illustrating a heartbeat waveform and a respiration waveform by preprocessing the extracted pulse wave in FIG. 5E .
  • FIG. 5G is an exemplary diagram in which white noise of a physiological index is extracted by analyzing the frequency of a heartbeat waveform extracted from the pre-processed pulse wave in FIG. 5F.
  • FIG. 5H is an exemplary diagram in which a heartbeat detection signal is extracted by analyzing a frequency of a heartbeat waveform extracted from the preprocessed pulse wave in FIG. 5F .
  • FIG. 5i is an exemplary view of extracting a respiration waveform extracted from the pre-processed pulse wave in FIG. 5f .
  • FIG. 5J is an exemplary diagram of analyzing a sleep pattern by analyzing the time frequency of the heartbeat detection signal in FIG. 5H .
  • 5K is an exemplary diagram in which a heart rate variability is extracted from the heart rate waveform in FIG. 5F .
  • the piezoelectric sensor 112 includes a sleeping posture and position of a user (eg, a sleeping person) in addition to a weight value of a body part of the user (eg, a sleeping person), and a segment position of the body , pulse rate, respiration rate, movement during sleep, and information on at least one of a sleep stage may be acquired.
  • the processor 126 may sample the raw signal at a minimum of 128 Hz in order to analyze the heart rate variability. The raw signal may be included in the piezoelectric information.
  • the processor 126 obtains a raw signal from each of at least one piezoelectric sensor included in the mat unit 110, and divides the obtained raw signal for each piezoelectric sensor at a predetermined ratio ( Example: 256 Hz, or more than 256 Hz).
  • the processor 126 obtains the intensity of the sensed weight from the piezoelectric sensor 510 that senses the weight corresponding to a part of the user's body based on the sampled value, and interpolates the obtained intensity. It is possible to identify a sleeping posture similar to the real one.
  • the shape of the user may be identified.
  • the processor 126 may classify the user's body parts (eg, the head 521, the back (tibialis bone) 522, the hand 523, etc.) based on the identified shape of the user.
  • the processor 126 identifies at least one piezoelectric sensor corresponding to each body part (eg, head 521, back (tibia) 522, hand 523, etc.), and At least one corresponding piezoelectric sensor may be grouped.
  • grouping the piezoelectric sensors based on the body part identified through the at least one piezoelectric sensor controls the heating temperature of the heating element corresponding to each body part, so that each body part has a different temperature. to provide temperature.
  • the processor 126 may divide the user's body into a head 531 , a torso 532 , a left arm 533 , a right arm 534 , a left leg 535 , and a right leg 536 . .
  • the processor 126 may divide the torso 532 into a back 532a and a waist 532b where the tibialis bone 522 is located, according to a grouping condition of at least one piezoelectric sensor.
  • the processor 126 may divide the left arm 533 and the right arm 534 into upper elbow portions 533a and 534a) and lower elbow portions 533b and 534b), respectively. Similarly, the processor 126 may divide the left leg 535 and the right leg 536 into thighs 535a and 536a and calves 535b and 536b, respectively.
  • the processor 126 obtains a raw signal from at least one piezoelectric sensor corresponding to the body shown in FIG. 5D and filters the obtained raw signal. Waveforms for the same pulse wave may be acquired. The pulse wave may be acquired based on the user's respiration and pulse. In FIG. 5E , a point 551 having a large value in a waveform obtained based on the user's respiration and pulse is a peak value due to the user's heartbeat. The processor 126 may pre-process the obtained waveform to divide the waveform into a heartbeat waveform and a respiration waveform.
  • the processor 126 may pre-process the obtained waveform to obtain a waveform 561 by heartbeat and a waveform 562 by respiration.
  • the waveform 562 due to respiration may have a greater amplitude than the waveform 561 due to heartbeat.
  • FIGS. 5G and 5H when the waveform 561 by heartbeat is frequency analyzed, the waveform of the signal corresponding to white noise having a fine waveform as shown in FIG. 5G and the waveform of the heartbeat detection signal as shown in FIG. 5H are analyzed.
  • 5G is a waveform obtained by analyzing the frequency of a heartbeat waveform extracted from the preprocessed pulse wave in FIG. 5F and extracting white noise of a physiological index
  • FIG. 5H is a waveform obtained by analyzing the frequency of a heartbeat waveform extracted from the preprocessed pulse wave in FIG. 5F. This is the waveform extracted from the heartbeat detection signal.
  • the processor 126 may normalize the waveform 562 by respiration of FIG. 5F .
  • the processor 126 may analyze the sleep pattern by analyzing the time frequency of the heartbeat detection signal of FIG. 5H . Also, the processor 126 may obtain a heart rate variability by analyzing intervals between pulse points in the heart rate detection signal of FIG. 5H , and may analyze a sleep pattern based on the obtained heart rate variance. The processor 126 may identify a heart rate variability (HRV) by analyzing the time frequency of the heartbeat detection signal of FIG. 5H , and may identify whether the user moves during sleep.
  • HRV heart rate variability
  • the processor 126 may identify a heartbeat while the user sleeps through at least one piezoelectric sensor, and identify the user's stress index, depression, and anxiety disorder based on the identified beat.
  • the processor 126 may identify the user's sleep state through the identified heart rate variation.
  • the processor 126 identifies whether the user is currently in deep sleep (non-rapid eye movement sleep, NREM), rapid eye movement sleep (REM), or awake through the identified heart rate variability. can do.
  • deep sleep non-rapid eye movement sleep, NREM
  • REM rapid eye movement sleep
  • the processor 126 analyzes the sleep pattern by analyzing the time frequency of the heartbeat detection signal, and analyzes the interval between the pulse points in the heartbeat detection signal, thereby allowing the user to perform deep in the NREM section 571. You can tell that you are sleeping.
  • 6A is an exemplary diagram illustrating the strength of a plurality of piezoelectric sensors according to an embodiment of the present invention, in which each arrangement is arranged on a mat unit by a first distance unit, and in a state in which the user is lying on his back, the strength by the weight value of the user .
  • 6B is an exemplary diagram illustrating strength according to a user's weight value in a state in which each of the plurality of piezoelectric sensors is disposed on the mat unit by a second distance unit, and the user is lying on his back according to an embodiment.
  • 6C is an exemplary diagram illustrating the strength according to the weight of the user in a state in which each of the plurality of piezoelectric sensors is disposed on the mat by a third distance unit, and the user is lying on his back according to an embodiment.
  • each of the plurality of piezoelectric sensors may be disposed at a predetermined interval (eg, about 1 cm or less, about 5 cm, or about 10 cm) in the mat unit 110 .
  • the processor 126 samples the raw signal obtained from each of a plurality of piezoelectric sensors disposed at regular intervals (eg, about 1 cm or less) in the mat unit 110 to determine the weight value of the user. strength can be obtained.
  • the processor 126 has a case in which each of the plurality of piezoelectric sensors is disposed in the mat unit 110 at a distance of about 1 cm or less, as shown in FIG. 6B .
  • FIG. 6B When arranged in the mat unit 110 in units of about 5 cm, and when arranged in the mat unit 110 in units of about 10 cm as shown in FIG. 6C, an image having a higher resolution can be obtained.
  • the distance of each of these piezoelectric sensors is variably adjustable.
  • the processor 126 may identify the shape of the user through the arrangement in the mat portion 110 of each of the plurality of piezoelectric sensors, and may identify that the user is currently lying on his back based on the identified shape.
  • FIG. 6D is an exemplary diagram illustrating the strength of the plurality of piezoelectric sensors according to an embodiment of the present invention, each of which is disposed on the mat unit in units of a first distance, and the user is lying on his or her side, the strength by the weight value of the user.
  • FIG. 6E is an exemplary diagram illustrating strength according to a user's weight value in a state in which each of a plurality of piezoelectric sensors is disposed on a mat unit by a second distance unit, and the user lies on his side, according to an embodiment.
  • 6F is an exemplary diagram illustrating strength according to a user's weight value in a state in which each of the plurality of piezoelectric sensors is disposed on the mat by a third distance unit, and the user lies on his side, according to an embodiment.
  • the processor 126 as shown in FIG. 6D, a case in which each of the plurality of piezoelectric sensors is disposed in the mat unit 110 at a distance of about 1 cm or less as shown in FIG. 6E As shown in Fig. 6f, when disposed in the mat unit 110 in units of about 5 cm, and when arranged in the mat unit 110 in units of approximately 10 cm, an image having a higher resolution can be obtained.
  • the processor 126 may identify the shape of the user through the arrangement in the mat unit 110 of each of the plurality of piezoelectric sensors, and based on the identified shape, identify that the user is currently lying on the side. can
  • 6G is an exemplary view showing the strength of each of the plurality of piezoelectric sensors according to the user's weight in a state in which each of the plurality of piezoelectric sensors is disposed on the mat in a unit of a first distance and the user is lying on his stomach.
  • 6H is an exemplary diagram illustrating a plurality of piezoelectric sensors, each of which is disposed on a mat by a second distance unit, and shows strength according to a user's weight in a state in which the user is prone.
  • 6I is an exemplary diagram illustrating a plurality of piezoelectric sensors, each of which is disposed on a mat unit in a third distance unit, and shows strength according to a user's weight in a state in which the user is prone.
  • the processor 126 when each of a plurality of piezoelectric sensors is disposed in the mat unit 110 at a distance of about 1 cm or less as shown in FIG. 6H As shown in Fig. 6i, when disposed in the mat unit 110 in units of about 5 cm, and when arranged in the mat unit 110 in units of approximately 10 cm, an image having a higher resolution can be obtained.
  • the processor 126 may identify the shape of the user through the arrangement in the mat unit 110 of each of the plurality of piezoelectric sensors, and may identify that the user is currently in a prone state based on the identified shape. .
  • the mat unit 110 by disposing a plurality of piezoelectric sensors in the band-shaped fabric, each at a location spaced apart from each other at regular intervals (or variable intervals) , economic feasibility, durability, and reliability (eg, wrinkling).
  • the processor 126 may generate a 2D image representing the strength of the weight through a signal (eg, a low signal) obtained from each of the plurality of piezoelectric sensors, and use the generated 2D image to detect a part of the user's body. can be identified.
  • 7A is a first exemplary view of a heating element according to an embodiment of the present invention.
  • 7B is a second exemplary view of a heating element according to an embodiment of the present invention.
  • 7C is a third exemplary view of a heating element according to an embodiment of the present invention.
  • the heating element 111 may include various heating elements according to the structure and method of sensing the heating material and temperature.
  • the heating element 111 according to an embodiment may be classified into a magnetic heating wire, a non-magnetic heating wire, and a non-electromagnetic heating wire according to a method of generating an electric field or a magnetic field.
  • the heating element 111 may include a heat-sensitive wire.
  • the heat-sensitive wire is a material for sensing a temperature, and a nylon thermal sheet wire may be present inside the heating element.
  • the heat-sensitive wire may include a heating wire 711 , an inner shell 712 , a sensing wire 713 , and an outer shell 714 .
  • the heating wire may have a structure in which the heating wire 711 is arranged in a spiral shape, and the inner skin 712 surrounds the heating wire 711 .
  • the sensing line 713 may be arranged in a spiral shape surrounding the endothelium 712 , and may have a structure in which an outer skin 714 surrounds the sensing line 713 .
  • Such a heat-sensitive wire may radiate heat based on a voltage applied from the temperature controller 121 .
  • each of the plurality of temperature controllers may be connected to one heat-sensitive wire.
  • Each of the plurality of temperature controllers may apply a voltage to a heat-sensitive wire connected thereto, and each of the plurality of heat-sensitive wires may generate heat at different temperatures.
  • one side of the thermal wire may be connected to the ground wire 423 .
  • the heating element 111 may include a linear heating element.
  • the linear heating element may be used by tying dozens of polyethylene wires coated with a carbon carbon material to each polyethylene wire in a parallel form.
  • the linear heating element may use a bimetal that serves to detect temperature and prevent the temperature from rising above a predetermined temperature.
  • the linear heating element includes a plurality of polyethylene wires 721, a heating wire 722 surrounding the plurality of polyethylene wires 721 in a spiral form, a nylon 723 surrounding the heating wire 722, the nylon It has a structure including a sensing line 724 that surrounds the helical shape, and an outer skin (eg, poly vinyl chloride, PVC) 725 surrounding the sensing line.
  • the linear heating element has a structure in which tens to hundreds of polyethylene wires 721 are connected in parallel.
  • the heating element 111 may include a single-core heating element.
  • the single-core heating element is a single heating wire made of a copper wire or an alloy wire, and PVC, silicone, or Teflon may be used as an outer sheath.
  • the single-core heating element may include a heating wire 731 made of a copper wire or an alloy wire, and a PVC, silicon, or Teflon outer sheath 732 surrounding the heating wire.
  • the single-core heating element may use a bimetal that serves to detect temperature and prevent the temperature from rising above a predetermined temperature.
  • 8A is an exemplary view illustrating a fabric-type member including at least one piezoelectric sensor on a pillow according to an embodiment of the present invention.
  • 8B is an exemplary view in which a fabric-type member including at least one piezoelectric sensor is disposed on a mat unit according to an embodiment of the present invention.
  • the fabric-type member including at least one piezoelectric sensor has elasticity and flexibility like a band, and thus may be attached to a mat, a quilt, a pillow, or clothes.
  • the plurality of fabric-type members may be disposed on the pillow 830 at a predetermined interval (or variable interval), respectively.
  • two fabric-type members 810 and 811 may be disposed on the vertical axis of the pillow 830
  • two fabric-type members 820 and 821 may be disposed on the horizontal axis of the pillow 830 .
  • each fabric-type member 810 , 811 , 820 , or 821 is connected to the processor 126 , or adapter 130 via a connection terminal 840 , 841 , 850 851 , thereby disposed within each member
  • the at least one piezoelectric sensor may be operated based on the supplied voltage.
  • the other side of each of the fabric-type members 810 , 811 , 820 , or 821 may be connected to the ground line 423 .
  • the fabric-type member 860 may be attached to a mat (or comforter).
  • the fabric-type member may be attached to the mat (or comforter) in a grid structure of a unit of a predetermined distance (eg, 1 cm or less, about 5 cm, or about 10 cm).
  • the fabric-type members 860 may be arranged at variable intervals on the upper, lower, and middle portions of the mat (or quilt).
  • the fabric-type member 860 may be disposed more on the mat (or duvet) in a portion where pressure can be sensed more.
  • Figure 9a is an exemplary view of the user lying on the side on the smart mat according to an embodiment of the present invention.
  • 9B is an exemplary view illustrating the strength of the weight value for each body part when the user lies on the side on the smart mat according to an embodiment of the present invention.
  • the user's hip portion 910 is the user's ankle It is pressed more downward than the portion 920 .
  • the strength 911 of the weight of the hip portion 910 is different from the strength 921 of the weight of the ankle portion 920 .
  • FIG. 10 is an exploded view of the mat unit according to an embodiment of the present invention.
  • the mat unit 110 includes a first outer material member 1031 , a second outer material member 1034 , and the first formed on the outer surface of the mat unit 110 .
  • a first member 1020 disposed within the outer member 1031 and the second outer member 1034 and including at least one piezoelectric sensor, and a second member 1010 including at least one heating element may be included. have.
  • the mat unit 110 includes a first filling member 1032 disposed under the first outer covering member 1031 and serving as a filling material for alleviating impact, and the second outer covering member 1034 . ) disposed on the upper layer and may optionally include a second filling member 1033 serving as a filling material for mitigating impact.
  • Each of the first member 1020 including the at least one piezoelectric sensor and the second member 1010 including the at least one heating element may be manufactured in a fabric type.
  • each of the first member 1020 and the second member 1010 may be fabricated to be wrapped with a fabric, and may have a waterproof function.
  • the first member 1020 may have a lattice-type structure in which the width and length are respectively arranged at predetermined distances (eg, 1 cm or less, about 5 cm, or about 10 cm) in units (or variable distance units).
  • the second member 1010 may have a lattice-type structure in which the width and length are respectively arranged in units of predetermined distances (eg, 1 cm or less, about 5 cm, or about 10 cm). Since the first member 1020 may be made of fabric, it may have elasticity or flexibility.
  • a communication line 411 capable of transmitting and receiving a signal may be disposed between each of the plurality of piezoelectric sensors disposed therein and the sensor unit 122 or the processor 126 .
  • a power line capable of applying a voltage to each of the plurality of piezoelectric sensors may be disposed on the first member 1020 .
  • One side of the first member may be connected to the sensor unit 122 by wire.
  • one side of the first member 1020 may be grounded.
  • FIG. 11A is a plan view illustrating a state in which a user lies flat on a smart mat according to an embodiment of the present invention.
  • Figure 11b is a left side view showing a state in which the user is lying on the smart mat according to an embodiment of the present invention.
  • the mat unit 110 may include a first member 1020 and a second member 1010 .
  • each of the first member 1020 and the second member 1010 has a lattice-like structure in which the width and length are respectively arranged in units of predetermined distances (eg, 1 cm or less, about 5 cm, or about 10 cm).
  • predetermined distances eg, 1 cm or less, about 5 cm, or about 10 cm.
  • each of the first member 1020 and the second member 1010 may have a lattice-type structure in which horizontal and vertical distances are respectively variable.
  • each of the first member 1020 and the second member 1010 includes a portion (eg, an arm, a calf, etc.) in which a greater amount of pressure can be sensed than a portion (eg, an arm, a calf, etc.) in which less pressure can be sensed. head, buttocks, shoulders, etc.) can be placed more with narrow spacing.
  • the first member 1020 may be disposed above the second member 1010 , or the first member 1020 may be disposed below the second member 1010 .
  • the first member 1020 and the second member 1010 may be detachable or attachable.
  • Each of the plurality of piezoelectric sensors disposed in the first member 1020 may be disposed at a position (eg, a lower side) corresponding to each of the plurality of heating elements disposed in the second member 1010 .
  • One side of at least one of the first member 1020 and the second member 1010 may be connected to the adapter 130 , and the other side may be grounded.
  • At least one of the first member 1020 and the second member 1010 may receive a voltage supplied from the adapter 130 through a wired connection or a wireless connection.
  • the mat unit 110 may wirelessly receive power through Bluetooth Low Energy (BLE) from a power transmitter (not shown) that wirelessly transmits power.
  • BLE Bluetooth Low Energy
  • the mat unit 110 may include a battery (not shown) capable of charging the received power.
  • the mat unit 110 includes at least one piezoelectric sensor disposed on the first member 1020 and at least one heating element disposed on the second member 1010 based on power charged in a battery (not shown). operation can be controlled.
  • the processor 126 may acquire piezoelectric information from at least one piezoelectric sensor disposed on the first member 1020 through the sensor unit 122 .
  • the processor 126 applies a voltage to the at least one heating element disposed on the second member 1010 in response to the reception of the piezoelectric information, so that heat is dissipated from the at least one heating element can do.
  • the processor 126 may acquire an image of the user and the mat unit 110 from the camera 1110 through the communication unit 123 in order to identify the shape of the user's posture and location.
  • the user 105 may lie down on the mat unit 110 .
  • the processor 126 applies to each body part of the user through at least one piezoelectric sensor disposed on the first member 1020 .
  • weight values can be obtained.
  • the processor 126 may identify the user's body part by summing the weight values obtained by at least one piezoelectric sensor corresponding to each body part.
  • the processor 126 calculates an average head weight and a weight value summed in the first area 1130 in which at least one first piezoelectric sensor corresponding to the user's body part (eg, head) is located. comparison, and the user's body part (eg, head) may be identified through the comparison.
  • the processor 126 compares the weight value summed in the second area 1120 in which at least one first piezoelectric sensor corresponding to the user's body part (eg, calf) is located and the average calf weight value, and , through the comparison, the user's body part (eg, calf) may be identified.
  • FIG. 12 is an exploded view of a mat unit according to another embodiment of the present invention.
  • the mat unit 110 includes a first outer material member 1221 and a second outer material member 1224 formed on the exterior of the mat unit 110 , and the second outer material member 1224 .
  • the first outer member 1221 and the second outer member 1224 may include a member 1210 disposed within the member 1210 including at least one piezoelectric sensor and at least one heating element.
  • the mat unit 110 includes a first filling member 1222 disposed under the first outer material member 1221 and serving as a filler for cushioning impact, and the second outer material member 1224 . ) disposed on the upper layer and may optionally include a second filling member 1223 serving as a filler for mitigating impact.
  • the member 1210 including the at least one piezoelectric sensor and the at least one heating element may be manufactured in a fabric type. According to an embodiment, the arrangement in the member 1210 for each of the at least one piezoelectric sensor and the at least one heating element may be the same as in the case of FIG. 4C .
  • the member 1210 may be manufactured in a form wrapped with a fabric, and may have a waterproof function.
  • the member 1210 may have a lattice-type structure in which the width and length are respectively arranged in units of predetermined distances (eg, 1 cm or less, about 5 cm, or about 10 cm) (or variable distance units). Since the member 1210 may be made of fabric, it may have elasticity or flexibility.
  • the member 1210 may include a communication line 411 capable of transmitting and receiving signals between each of the plurality of piezoelectric sensors disposed therein, each of the plurality of heating elements, and the sensor unit 122 or the processor 126 .
  • the member 1210 may include a power line capable of applying a voltage to each of the plurality of piezoelectric sensors.
  • One side of the member 1210 may be connected to the sensor unit 122 by wire.
  • one side of the member 1210 may be connected to a ground line.
  • FIG. 13A is a plan view illustrating a state in which a user lies on a smart mat according to another embodiment of the present invention.
  • Figure 13b is a left side view showing a state in which the user is lying flat on the smart mat according to another embodiment of the present invention.
  • the mat unit 110 may include a third member 1210 to which the first member 1020 and the second member 1010 are coupled.
  • the third member 1210 may have a lattice-type structure in which the width and length are respectively arranged in units of predetermined distances (eg, 1 cm or less, about 5 cm, or about 10 cm).
  • the third member 1210 may have a lattice structure in which horizontal and vertical distances are variable.
  • the third member 1210 has a narrow interval at a portion (eg, head, hip, shoulder, etc.) in which a greater amount of pressure can be sensed than a portion (eg, an arm, calf, etc.) in which a small amount of pressure can be sensed. more can be placed.
  • Each of the plurality of piezoelectric sensors disposed in the third member 1210 may be disposed on one side (eg, an upper side) of a plurality of heating elements corresponding to each of the plurality of piezoelectric sensors.
  • each of the plurality of piezoelectric sensors disposed in the third member 1210 is at a constant distance (eg, within 10 cm) (or variable distance) from the plurality of heating elements corresponding to each of the plurality of piezoelectric sensors. It may be disposed at spaced apart locations.
  • One side of the third member 1210 may be connected to the adapter 130 , and the other side may be grounded.
  • the third member 1210 may receive the voltage supplied from the adapter 130 through a wired connection or a wireless connection.
  • the mat unit 110 may wirelessly receive power through Bluetooth Low Energy (BLE) from a power transmitter (not shown) that wirelessly transmits power.
  • BLE Bluetooth Low Energy
  • the mat unit 110 may include a battery (not shown) capable of charging the received power.
  • the mat unit 110 may control the operation of at least one piezoelectric sensor and at least one heating element disposed on the third member 1210 based on power charged in a battery (not shown).
  • the processor 126 may acquire piezoelectric information obtained from at least one piezoelectric sensor disposed on the third member 1210 through the sensor unit 122 . According to an embodiment, the processor 126 may apply a voltage to the at least one heating element disposed on the third member 1210 so that heat is dissipated from the at least one heating element.
  • the processor 126 may acquire an image of the user and the mat unit 110 from the camera 1110 through the communication unit 123 in order to identify the shape of the user's posture and location. The processor 126 may identify whether the user is currently covering the blanket 1310 through the acquired image.
  • the processor 126 uses at least one piezoelectric sensor disposed on the third member 1210 to determine a weight value for each body part of the user and a portion of the comforter 1310 for the corresponding body part. weight can be obtained.
  • the processor 126 may identify the user's body part by summing the weight values obtained by at least one piezoelectric sensor corresponding to each body part.
  • the user 105 can lie down on the mat unit 110 in a state in which the duvet 1310 is covered.
  • the processor 126 uses at least one piezoelectric sensor disposed on the third member 1210 to control each body part of the user. It is possible to obtain a weight value for , and a partial weight value of the blanket 1310 for the corresponding body part.
  • the processor 126 may identify the total area of the quilt from the acquired image, and calculate a ratio of the identified total area to the partial area of the quilt corresponding to the user's body part. The processor 126 calculates the ratio of the total weight to the total area of the quilt 1310 and the weight to the partial area of the quilt 1310 to identify the weight of the partial area of the quilt 1310 . have.
  • FIG. 14 is a plan view showing the arrangement of the third member in the mat unit according to an embodiment of the present invention.
  • the third member 1410 may be arranged in a zigzag shape in the mat unit according to an embodiment of the present invention.
  • the third member 1410 may be disposed below the first outer member 1221 formed on the exterior of the mat unit 110 .
  • the third member 1410 may be disposed under the first outer covering member 1221 and may be disposed under the first filling member 1222 serving as a filler for alleviating an impact.
  • the mat unit 110 may optionally include the first charging member 1222 .
  • the third member 1410 may include at least one piezoelectric sensor and at least one heating element.
  • the third member 1410 including the at least one piezoelectric sensor and the at least one heating element may be manufactured in a fabric type.
  • the arrangement of the at least one piezoelectric sensor and the at least one heating element in the third member 1410 is the same as in the case of FIG. 4C .
  • the third member 1410 may be manufactured in a form wrapped with a fabric, and may have a waterproof function.
  • the third member 1410 may be spaced apart by a predetermined distance (eg, less than 1 cm, about 5 cm, or about 10 cm) (or a variable distance) and disposed in the mat unit 110 in a zigzag shape. Since the third member 1410 may be made of fabric, it may have elasticity and/or flexibility.
  • the third member 1410 is a communication line capable of transmitting and receiving a signal between each of the plurality of piezoelectric sensors and each of the plurality of heating elements disposed therein, and the sensor unit 122 or the processor 126 . (411) may be included.
  • the third member 1410 may include a power line capable of applying a voltage to each of the plurality of piezoelectric sensors.
  • One side of the third member 1210 may be connected to the sensor unit 122 by wire.
  • one side of the member 1210 may be connected to a ground line.
  • the processor 126 may acquire piezoelectric information from at least one piezoelectric sensor disposed on the third member 1410 through the sensor unit 122 . According to an embodiment, the processor 126 applies a voltage to the at least one heating element disposed on the third member 1410 based on the obtained piezoelectric information to dissipate heat from the at least one heating element. can The processor 126 may acquire an image of the user and the mat unit 110 from the camera 1110 through the communication unit 123 in order to identify the shape of the user's posture and location.
  • 15 is a flowchart illustrating a process for controlling the operation of the smart mat according to an embodiment of the present invention.
  • the processor 126 is the piezoelectric information by the user 105 on the mat unit 110 at each position of the at least one piezoelectric sensor included in the mat unit 110 of the smart mat 100 . (eg, information about at least one of the weight of the user's body part and the weight of the blanket covering the corresponding body) may be acquired (S1510).
  • the processor 126 may obtain piezoelectric information about the user obtained by at least one piezoelectric sensor disposed at a location spaced apart from the mat unit 110 at a predetermined interval from the at least one piezoelectric sensor.
  • the piezoelectric information includes at least one of an identifier of at least one piezoelectric sensor that senses weight by the user, a weight of the user's body part sensed by the at least one piezoelectric sensor, and a weight of a blanket covering the body. may include information about
  • each of the at least one piezoelectric sensor 112 is located at the user's position on the mat unit 110 (eg, : It is possible to obtain piezoelectric information (eg, the weight value of the user's body part and the weight of the blanket covering the body part) by the sleeping person covering the quilt.
  • the processor 126 may identify the shape of the user on the smart mat based on the piezoelectric information obtained from each piezoelectric sensor (S1512).
  • the processor 126 may identify at least one piezoelectric sensor that has transmitted the piezoelectric information, and identify the shape of the user on the mat unit 110 of the smart mat 100 based on the identified at least one piezoelectric sensor. .
  • the processor 126 may receive a raw signal obtained by the at least one piezoelectric sensor from the at least one piezoelectric sensor through the communication unit 123 .
  • the processor 126 may analyze the received raw signal to obtain an intensity based on the user's weight value, and identify the overall shape of the user and the shape of the user's body part based on the acquired intensity.
  • the smart mat 100 (eg, the memory 125 of the control device 120 ) is an identifier of at least one piezoelectric sensor, and the at least one piezoelectric sensor is disposed in the mat unit 110 .
  • location information, and an average value (eg, 4 kg to 5 kg) of weight for a user's body part (eg, head) may be stored.
  • the processor 126 analyzes the piezoelectric information received from the at least one piezoelectric sensor, and the identifier of the at least one piezoelectric sensor that has transmitted the piezoelectric information and the user's body part obtained from each piezoelectric sensor It is possible to identify the weight value for
  • the processor 126 based on the position information indicating that each piezoelectric sensor is located on the mat unit 110, the first piezoelectric sensor having the highest intensity of the weight value, and the first piezoelectric sensor adjacent to the center of the first piezoelectric sensor
  • the weight values obtained from at least one second piezoelectric sensor (eg, at least one piezoelectric sensor sensing the weight of the head) disposed at the location may be summed (eg, 4.2 kg).
  • the processor 126 compares the summed weight value (eg, 4.2 kg) with the average value (eg, 4 kg to 5 kg) of the weight of the body part stored in the memory 125 to determine each of the identified shapes of the user. body parts can be identified.
  • the processor 126 may receive the video image of the user acquired through the camera 1110 through the communication unit 123 .
  • the processor 126 may identify a shape according to the user's sleeping posture through the received video image, and may identify each body part based on the identified shape.
  • the processor 126 may efficiently identify the body part of the user through analysis of the received video image.
  • the processor 126 identifies each body part of the user from the received video image, and includes a body part identified based on the video image and a body part identified based on the identified shape of the user. Matching can be compared and analyzed. The processor 126 may improve the accuracy of the user's body part through the comparison and analysis.
  • the processor 126 may identify at least one first heating element corresponding to the first body part of the user based on the identified shape of the user (S1514).
  • the processor 126 uses the piezoelectric information transmitted by the at least one piezoelectric sensor to at least one piezoelectric sensor having the highest weight value among a plurality of piezoelectric sensors corresponding to the user's first body part (eg, head). can be identified.
  • the processor 126 may identify a plurality of piezoelectric sensors corresponding to the shape region of the first body part based on the identified at least one piezoelectric sensor.
  • the processor 126 may identify a plurality of first heating elements corresponding to positions of the identified plurality of piezoelectric sensors, respectively.
  • the processor 126 may perform a preprocessing process for applying different voltages to at least one of the plurality of first heating elements based on the identification of the plurality of first heating elements.
  • the processor 126 may apply a first voltage to the identified at least one first heating element (S1516).
  • the processor 126 provides a first voltage ( Example: 4V to 5V) can be applied.
  • the processor 126 may apply different voltages to each of the at least one first heating element. According to an embodiment, the processor 126 applies the lowest voltage (eg, 4V) to the at least one heating element that has obtained the greatest weight value for the first body part among the at least one first heating element. can do.
  • the lowest voltage eg, 4V
  • the processor 126 may apply a second voltage to at least one second heating element corresponding to a second body part different from the first body part ( S1518 ).
  • the processor 126 determines that at least one second heating element disposed at a position corresponding to at least one second piezoelectric sensor sensing a second body part (eg, calf) of the user is lower than the temperature of the first heating element.
  • a second voltage eg, 10V to 12V
  • the processor 126 may apply different voltages to each of the at least one second heating element. According to an embodiment, the processor 126 applies the highest voltage (eg, 12V) to the at least one heating element that has obtained the smallest weight value for the second body part among the at least one second heating element. can do.
  • the highest voltage eg, 12V
  • the processor 126 when controlling the temperature of the at least one heating element to a first temperature (eg, 65 o C), sets the voltage applied to the at least one heating element 111 to a first It can be set to a voltage (eg 4V to 5V). In addition, when controlling the temperature of the at least one heating element to a second temperature (eg, 30 o C), the processor 126 converts the voltage applied to the at least one heating element 111 to a second voltage (eg: 10V ⁇ 12V) can be set.
  • a first temperature eg, 65 o C
  • the processor 126 converts the voltage applied to the at least one heating element 111 to a second voltage (eg: 10V ⁇ 12V) can be set.
  • the processor 126 may adjust the voltage applied to the heating element by adjusting the variable resistance of the temperature controller 121 corresponding to each heating element based on the temperature to be set.
  • the relationship between temperature and voltage may be inversely proportional to each other.
  • the processor 126 heats the first heating element based on the applied first voltage, and heats the second heating element based on the applied second voltage, so that the smart mat The temperature can be controlled (S1520).
  • the processor 126 applies an arbitrary voltage within a first voltage range (eg, 4V to 5V) to each of the at least one first heating element corresponding to the user's first body part (eg, head).
  • an arbitrary voltage within a second voltage range eg, 10V to 12V
  • the processor 126 increases the weight value of the first body part (eg, head) to the greatest value among at least one first heating element corresponding to the user's first body part (eg, head).
  • the lowest voltage eg, 4V
  • the lowest voltage may be applied to the obtained at least one first heating element.
  • the processor 126 may include at least one of at least one first heating element corresponding to the user's first body part (eg, head) that has the largest weight value for the first body part (eg, head).
  • the highest voltage eg, 12V
  • the highest voltage may be applied to the first heating element of
  • the processor 126 may be configured to include at least one of the at least one second heating element corresponding to the user's second body part (eg, calf) that obtains the smallest weight value for the second body part (eg, calf).
  • the highest voltage eg, 12V
  • the processor 126 obtains the smallest weight value for the second body part (eg, calf) among at least one second heating element corresponding to the user's second body part (eg, calf).
  • the lowest voltage eg, 4V
  • the processor 126 applies different voltages to each heating element according to the user's body part to heat each heating element to a different temperature based on the applied voltage, so that the smart mat 100 ) can control the temperature, and the smart mat 100 can be heated to different temperatures.
  • a user eg, a sleeper
  • a sleeper can sense different temperatures through the skin in each body part during sleep, and can take a higher quality sleep.
  • heating element is a fluid heating element with a chamber capable of being heated by liquid or air
  • Figure 16a is an exemplary view showing the mat of the smart mat according to an embodiment of the present invention.
  • Figure 16b is an exemplary view of a fluid heating element included in the mat portion of the smart mat according to an embodiment.
  • the mat unit 110 of the smart mat may be formed of a plurality of chambers.
  • Each chamber may be formed in a closed type except for at least one inlet pipe through which the liquid or air flows and an outlet pipe through which the liquid or the air flows.
  • the chamber 1610 may include at least one inlet pipe 1611 through which a fluid is introduced, and at least one outlet pipe 1612 through which the introduced fluid is discharged from the fluidic heating element.
  • the fluid discharged through the outlet pipe 1612 is controlled through the temperature controller 121 attached to each inlet pipe, and the temperature is controlled by the temperature controller 121 .
  • the fluid may be formed to be introduced into the at least one inlet pipe 1611 through a valve.
  • a temperature sensor 1613 capable of identifying the temperature of a sealed fluid (eg, air or liquid) may be disposed inside the chamber 1610 .
  • the temperature sensor may sense a temperature in the chamber 1610 in real time, and transmit the sensed temperature to at least one of the temperature controller 121 and the processor 126 .
  • the temperature sensor 1613 may communicate with at least one of the temperature controller 121 and the processor 126 by wire or wirelessly.
  • a heat sensor capable of generating heat from a sealed fluid (eg, air or liquid) may be disposed inside the chamber 1610 .
  • the chamber 1610 may include both the temperature sensor 1613 and the heat sensor in the chamber 1610 .
  • the at least one temperature control unit for controlling the temperature of the fluid is an appropriate position to control the temperature of the fluid (eg, air or liquid) flowing into the fluid heating element in the mat unit 110.
  • the valve may be disposed between the fluid heating element and the temperature controller.
  • Each temperature controller disposed in the at least one inlet pipe 1611 of the chamber 1610 may heat the fluid discharged through the outlet pipe based on a preset first temperature.
  • the chamber 1610 may be heated to a temperature corresponding to the temperature of the heated fluid based on the first temperature.
  • 17 is a first exemplary view of a mat unit including a plurality of heating elements according to an embodiment of the present invention.
  • the mat unit 110 may include a plurality of heating elements (eg, chambers). 17, the mat unit 110 is shown as including three heating elements (1730, 1740, and 1750), but this is only an embodiment, the mat unit 110 according to an embodiment of the present invention is one, Two, or four or more (eg, M horizontal X N vertical) heating elements may be included. Each of the heating elements may be disposed in the mat unit 110 in a state in contact with each other, or may be disposed to be spaced apart from each other at a predetermined interval (eg, within 5 mm). For example, if each heating element is disposed to be spaced apart from each other, the mat unit 110 may optionally include a fixing member (not shown) capable of fixing each heating element.
  • a fixing member not shown
  • the configuration of the mat unit 110 is according to an embodiment, and the components of the mat unit 110 are not limited to the embodiment shown in FIG. 17 , and some components may be It may be added, changed or deleted.
  • each heating element may be formed or manufactured from a material having good thermal conductivity (eg, vinyl, a fiber having a waterproof function, or plastic).
  • a material having good thermal conductivity eg, vinyl, a fiber having a waterproof function, or plastic.
  • each heating element may generate heat based on the temperature of the supplied fluid.
  • an integrated inlet pipe 1720 may be disposed on one side of the mat unit 110
  • an integrated outlet pipe 1710 may be disposed on the other side of the mat unit 110 .
  • a plurality of heating elements (eg, chambers 1730 , 1740 , and 1750 ) included in the mat unit 110 , the fluid introduced through the integrated inlet pipe 1720 through the first inlet pipe 1721 . can be supplied.
  • each of the plurality of heating elements (eg, chambers 1730 , 1740 , and 1750 ) included in the mat unit 110 transfers the supplied fluid to the internal space 1734 , 1744 , or 1754 of each heating element. After storage for a certain period of time (eg, the time maintained at the same temperature), the stored fluid may be discharged to the integrated outlet pipe 1710 through the first outlet pipe 1711 .
  • FIG. 17 only one inlet pipe 1721 and one outlet pipe 1711 are shown, but this is only shown briefly to help understanding on the drawings, and the mat unit 110 according to an embodiment of the present invention.
  • Each of the inlet and outlet pipes may be plural according to the arrangement of the heating elements.
  • each chamber 1730 , 1740 , or 1750 has a sub-inlet pipe 1722 , 1723 , or 1724 through which a fluid flows, and a sub-outlet pipe 1712 , 1713 , or 1714 through which the fluid flows. can be connected with
  • Each of the chambers 1730 , 1740 , or 1750 has an internal space 1734 , 1744 , or 1754 that can store a fluid, and a temperature sensor 1731 in each of the internal spaces 1734 , 1744 , or 1754 .
  • , 1741, or 1751) may be disposed.
  • the temperature sensor 1731 , 1741 , or 1751 may be disposed in all chambers, respectively, or may be disposed within the chambers at regular intervals.
  • the temperature sensor 1731 , 1741 , or 1751 may communicate with the sensor unit 122 wirelessly or communicate with the sensor unit 122 through a wired connection.
  • each of the chambers 1730 , 1740 , or 1750 is a temperature controller 1733 , 1743 , or 1753 that can control the temperature introduced through the sub-inlet pipe 1722 , 1723 , or 1724 . ) and the internal space 1734, the fluid flowing through the valves 1732, 1742, or 1752 that can control the inflow of a fluid having a temperature controlled by each temperature control unit 1733, 1743, or 1753. 1744, or 1754).
  • the temperature controller 1733 , 1743 , or 1753 and the valve 1732 , 1742 , or 1752 may be operated under the control of the processor 126 .
  • the processor 126 is configured to provide different internal spaces 1734, 1744, or 1754 of each chamber 1730, 1740, or 1750 corresponding to the position of the body part based on the temperature corresponding to the body part of the user. Temperature fluid can be supplied.
  • the processor 126 may control the operation of the temperature controller 1733 , 1743 , or 1753 and the valve 1732 , 1742 , or 1752 so that fluids having different temperatures may be supplied.
  • the integrated inlet pipe 1720, the integrated outlet pipe 1720, the first inlet pipe 1721, the first outlet pipe 1711, and the sub inlet pipes 1712 in the mat unit 110, Fluids in 1713 , 1714 , 1722 , 1723 , and 1724 may flow based on the operation of pump 1760 .
  • the fluid introduced through the integrated inlet pipe 1720 is introduced into the first inlet pipe 1721 under the control of the electrically operated pump 1760, and the first inlet pipe 1721 is The fluid flowing therethrough may be supplied to the first chamber 1730 through the first sub-inlet pipe 1722 .
  • the fluid introduced through the first sub-inlet pipe 1722 may be supplied to the internal space 1734 of the first chamber 1730 through the first temperature controller 1733 and the first valve 1732 .
  • the first temperature controller 1733 may heat the fluid to be supplied to the first chamber 1730 under the control of the processor 126 .
  • the heated fluid may be supplied to the first chamber 1734 by an on operation of the first valve 1732 or by an OFF operation of the first valve 1732 . It may not be supplied to the first chamber 1734 .
  • the first valve 1732 may selectively perform an on/off operation under the control of the processor 126 .
  • the first valve 1732 is disposed between the first temperature control unit 1733 and the first chamber 1730 or between the first temperature control unit 1733 and the first inlet pipe 1721 . can be placed.
  • a temperature sensor 1731 may be disposed in the inner space 1734 of the first chamber 1730 . And, the temperature sensor 1731 measures the temperature of the fluid inside the first chamber 1730 in a predetermined time unit (or real time), and the sensor unit measures the measured temperature in a predetermined time unit (or real time) It can be passed to (122).
  • the sensor unit 122 transmits information about the temperature received from each chamber to the processor 126 , so that the processor 126 can control the heating temperature in at least one chamber.
  • the fluid existing in the internal space 1734 of the first chamber 1730 flows out to the integrated outlet pipe 1710 through the first sub outlet pipe 1712 and the first outlet pipe 1711 .
  • can be A valve may be selectively disposed between the first chamber 1730 and the first outlet pipe 1711 .
  • the fluid discharged through the integrated outlet pipe 1710 may flow into the integrated inlet pipe 1720 under the control of the pump 1760 .
  • FIG. 18 is a second exemplary view of a mat unit including a plurality of heating elements according to an embodiment of the present invention.
  • the mat unit 110 may include a plurality of heating elements (eg, chambers).
  • the mat unit of FIG. 18 may have a structure that is partially similar to or partially identical to that of the mat unit of FIG. 17 .
  • the processor 126 and the sensor unit 122 of FIG. 18 may perform similar operations to or may perform the same operations as the processor 126 and the sensor unit 122 of FIG. 17 .
  • the configuration of the mat unit 110 is according to an embodiment, and the components of the mat unit 110 are not limited to the embodiment shown in FIG. 18 , and some components may be It may be added, changed or deleted.
  • each of the heating elements (eg, chambers) of the mat unit 110 may have a plurality of sub inlet pipes through which a fluid flows, and one or more sub outlet pipes through which a fluid flows. Since the description of FIG. 18 may partially overlap with the description of FIG. 17 , the description of the overlapping part will be omitted.
  • an integrated inlet pipe 1720 may be disposed on one side of the mat unit 110
  • an integrated outlet pipe 1710 may be disposed on the other side of the mat unit 110 .
  • a plurality of heating elements eg, chambers 1730 , 1740 , and 1750 ) included in the mat unit 110 , the fluid introduced through the integrated inlet pipe 1720 through the first inlet pipe 1721 . can be supplied.
  • each of the plurality of heating elements included in the mat unit 110 transfers the supplied fluid to the internal space 1734 , 1744 , or 1754 of each heating element.
  • the stored fluid may be discharged to the integrated outlet pipe 1710 through the first outlet pipe 1711 .
  • FIG. 18 only one inlet pipe 1721 and one outlet pipe 1711 are shown, but this is only shown briefly for better understanding in the drawings, and the mat unit 110 according to an embodiment of the present invention.
  • Each of the inlet and outlet pipes may be plural according to the arrangement of the heating elements.
  • the first chamber 1730 of the plurality of chambers 1730 , 1740 , and 1750 has three first sub-inlet pipes through which the fluid introduced through the first inlet pipe 1721 passes. It may be connected to the first sub outlet pipe 1712 through which the fluid may be discharged with the fields 1722a, 1722b, and 1722c.
  • the first chamber 1730 may store the fluid flowing in from at least one of the three first sub inlet pipes 1722a, 1722b, and 1722c in the internal space 1734 of the first chamber 1730.
  • the first chamber 1730 stores the stored fluid in the internal space 1734 of the first chamber 1730 for a predetermined time (eg, a time maintained at the same temperature), and then removes the stored fluid. It has a structure capable of flowing out to the first outlet pipe 1711 through the first sub outlet pipe 1712 .
  • each of the plurality of chambers 1730 , 1740 , and 1750 may receive a fluid supply through a plurality of sub-inlet pipes.
  • the first chamber 1730 may receive fluid through at least one of the three sub-inlet pipes 1722a, 1722b, and 1722c.
  • One temperature controller 1733a, 1733b, or 1733c and one valve 1732a, 1732b, or 1732c may be attached to each of the three sub-inlet pipes 1722a, 1722b, and 1722c.
  • the temperature controllers 1733a, 1733b, and 1733c may control the temperature of the introduced fluid based on different temperatures.
  • each of the valves 1732a, 1732b, and 1732c may control the inflow of a fluid having a temperature controlled by the temperature controller.
  • the temperature controllers 1733a , 1733b , and 1733c and the valves 1732a , 1732b , and 1732c may be operated under the control of the processor 126 .
  • the processor 126 may supply a fluid to the internal space 1734 of the first chamber 1730 corresponding to the position of the body part based on the temperature corresponding to the body part of the user.
  • the processor 126 may control the operation of each of the controllers 1733a, 1733b, or 1733c and each of the valves 1732a, 1732b, or 1732c so that the fluid can be supplied.
  • the processor 126 controls the temperature of the fluid introduced through the first sub-inlet pipe 1722a among the inlet pipes 1722a, 1722b, and 1722c connected to the first chamber 1730. After heating to a predetermined temperature (eg, 30 o C) through the first temperature control unit 1733a, it may be supplied to the first chamber 1730 through the first valve 1732a.
  • a predetermined temperature eg, 30 o C
  • the processor 126 controls the temperature of the fluid introduced through the second sub-inlet pipe 1722b among the inlet pipes 1722a, 1722b, and 1722c connected to the first chamber 1730 to a second temperature controller 1733b. After heating to a predetermined temperature (eg, 40 o C) through the , it may be supplied to the first chamber 1730 through the second valve 1732b.
  • a predetermined temperature eg, 40 o C
  • the processor 126 controls the temperature of the fluid introduced through the third sub inlet pipe 1722c among the inlet pipes 1722a, 1722b, and 1722c connected to the first chamber 1730 to a third temperature controller 1733c. After heating to a predetermined temperature (eg, 50 o C) through the , it may be supplied to the first chamber 1730 through the third valve 1732c.
  • a predetermined temperature eg, 50 o C
  • the processor 126 may include inlet pipes 1722a , 1722b , and 1722c connected to the first chamber 1730 ).
  • the first valve 1732a may be turned off so that the fluid does not flow through the first sub inlet pipe 1722a into which the fluid of the lowest temperature is introduced.
  • the processor 126 controls the temperature of the fluid introduced through the second sub inlet pipe 1722b among the inlet pipes 1722a , 1722b , and 1722c connected to the first chamber 1730 , a second temperature controller. It can be heated to 40 o C through the 1733b, and the temperature of the fluid flowing in through the third sub-inlet pipe 1722b can be heated to 50 o C through the third temperature controller 1733c.
  • the temperature of the fluid flowing into the first chamber 1730 is based on the amount of temperature heated through each of the inlet pipes 1722a , 1722b , and 1722c connected to the first chamber 1730 . can be adjusted.
  • the integrated inlet pipe 1720 , the integrated outlet pipe 1720 , the first inlet pipe 1721 , the first outlet pipe 1711 , and the sub inlet pipes 1712 and 1713 in the mat unit 110 . , 1714 , 1722 , 1723 , or 1724 may flow based on the operation of the pump 1760 .
  • the fluid introduced through the integrated inlet pipe 1720 is introduced into the first inlet pipe 1721 under the control of the electrically operated pump 1760, and the first inlet pipe 1721 is The fluid flowing therethrough may be supplied to the inner space 1734 of the first chamber 1730 through at least one of the first sub inlet pipes 1722a, 1722b, and 1722c.
  • FIG. 19 is a third exemplary view of a mat unit including a plurality of heating elements according to an embodiment of the present invention.
  • the mat unit 110 may include a plurality of heating elements (eg, chambers).
  • the mat unit of FIG. 19 may have a structure that is partially similar to or partially identical to the mat unit of FIG. 17 and the mat unit of FIG. 18 .
  • each of the processor 126 and the sensor unit 122 of FIG. 19 may perform an operation similar to that of the processor 126 and the sensor unit 122 in FIGS. 17 and 18 or may perform the same operation. have.
  • the configuration of the mat unit 110 is according to an embodiment, and the components of the mat unit 110 are not limited to the embodiment shown in FIG. 19 , and some components may be It may be added, changed or deleted.
  • the mat unit 110 is shown as including three heating elements (1730, 1740, and 1750), but this is only an embodiment, the mat unit 110 according to an embodiment of the present invention is one, Two, or four or more (eg, M horizontal X N vertical) heating elements may be included. Each of the heating elements may be disposed within the mat unit 110 in abutting state, or may be spaced apart from each other at a predetermined interval (eg, within 5 mm) (or at a variable interval).
  • a predetermined interval eg, within 5 mm
  • the mat unit 110 may optionally include a fixing member (not shown) capable of fixing each heating element.
  • a thermoelectric element may be disposed in the middle of each heating element.
  • the thermoelectric element is a device using the peltier effect, and may heat or cool the fluid by generating opposite temperatures based on the boundary between chambers.
  • the thermoelectric element may be operated such that a temperature at which heat is generated from one side is different from a temperature at which heat is generated from the other side.
  • the processor 126 operates each thermoelectric element 1910 , 1920 , or 1930 through the temperature controller 1733 , 1743 , or 1753 to efficiently heat or cool the fluid for a predetermined time.
  • a first thermoelectric element 1910 may be disposed between the first chamber 1730 and the second chamber 1740
  • a second thermoelectric element 1910 may be disposed between the second chamber 1740 and the third chamber 1750 .
  • a device 1920 may be disposed.
  • a third thermoelectric element 1930 may be disposed between the third chamber 1730 and the fourth chamber (not shown).
  • the processor 126 when the processor 126 operates the first thermoelectric element 1910 disposed between the first chamber 1730 and the second chamber 1740 , the The temperature in the first region 1935 in which the first thermoelectric element 1910 is located may be different from the temperature in the second region 1936 in which the first thermoelectric element 1910 is located in the second chamber 1740 . have.
  • the fluid located in the first region 1935 is heated to a high temperature (eg, 85 o C), and the The fluid located in the second region 1936 may be cooled to a temperature (eg, 10 o C) lower than the temperature (eg, 85 o C) of the fluid located in the first region 1935 .
  • Heat of the fluid in the first region 1935 heated to a high temperature (eg, 85 o C) may be conducted to the entire interior space 1734 over time. And, accordingly, after a certain period of time, the total temperature of the internal space 1734 of the first chamber 1730 may be the same as the temperature (eg, 85 o C) of the first region 1935 .
  • the second region 1936 may be cooled to a low temperature (eg, 85 o C) that is inversely proportional to the temperature (eg, 85 o C) of the first region 1935 .
  • the first chamber 1730 may be heated at a different temperature from that of the adjacent chamber 1740 .
  • FIG. 20 is a fourth exemplary view of a mat unit including a plurality of heating elements according to an embodiment of the present invention.
  • the mat unit 110 may include a plurality of heating elements (eg, chambers).
  • the mat unit of FIG. 20 may have a structure that is partially similar to or partially identical to that of the mat unit of FIGS. 17 to 19 .
  • the processor 126 and the temperature controller 121 of FIG. 20 may perform an operation similar to or the same as that of the processor 126 and the temperature controller 121 of FIGS. 17 to 20 .
  • the configuration of the mat unit 110 is according to an embodiment, and the components of the mat unit 110 are not limited to the embodiment shown in FIG. 20 , and some components may be It may be added, changed or deleted.
  • the first chamber 2010 among the plurality of chambers 2010, 2020, 2030, and 2040 includes a plurality of sub-inlet pipes 2011, 2012, and 2013 through which the fluid flows and the fluid flows out.
  • a sub outlet pipe 2014 may be connected.
  • the second chamber 2020 of the plurality of chambers 2010, 2020, 2030, and 2040 includes a plurality of sub-inlet pipes 2021, 2022, and 2023 through which a fluid flows and a sub-outlet through which the fluid flows.
  • a tube 2024 may be connected.
  • the third chamber 2030 among the plurality of chambers 2010, 2020, 2030, and 2040 includes a plurality of sub-inlet pipes 2031, 2032, and 2033 through which a fluid flows and a sub-outlet through which the fluid flows.
  • a tube 2034 may be connected.
  • the fourth chamber 2040 of the plurality of chambers 2010, 2020, 2030, and 2040 includes a plurality of sub-inlet pipes 2041, 2042, and 2043 through which a fluid flows and a sub-outlet through which the fluid flows.
  • a tube 2044 may be connected.
  • the first sub inlet pipes 2011 , 2021 , 2031 , and 2041 of the first chamber 2010 to the fourth chamber 2040 may be connected to the first inlet pipe 2050 .
  • the second sub-inlet pipes 2012, 2022, 2032, and 2042 of the first chamber 2010 to the fourth 2040 are connected to the second inlet pipe 2060, and the first chamber 2010 ) to the third sub inlet pipes 2013 , 2023 , 2033 , and 2043 of the fourth chamber 2040 may be connected to the third inlet pipe 2070 .
  • the sub outlet pipes 2014 , 2024 , 2034 , and 2044 of the first chamber 2010 to the fourth chamber 2040 may be connected to the outlet pipe 2080 , and the outlet pipe 2080 may be connected to the outlet pipe 2080 .
  • the fluid flowing through it may be introduced into the temperature control unit 121 .
  • the temperature controller 121 may include a first temperature control circuit 2051 , a second temperature control circuit 2052 , and a third temperature control circuit 2053 .
  • the first temperature control circuit 2051 controls the temperature of the fluid flowing through the first sub-inlet pipes 2011, 2021, 2031, and 2041 of each chamber
  • the second temperature control circuit 2052 is The temperature of the fluid flowing through the second sub-inlet pipes 2012 , 2022 , 2032 , and 2042 may be controlled.
  • the third temperature control circuit 2053 may control the temperature of the fluid flowing through the third sub-inlet pipes 2013 , 2023 , 2033 , and 2043 .
  • the chambers 2010, 2020, 2030, and 2040 in the mat unit 110 are a first temperature control circuit 2051, a second temperature control circuit 2052 in the temperature control unit 121, and a fluid whose temperature is controlled by at least one of the third temperature control circuit 2053 may be supplied.
  • Each of the plurality of chambers 2010, 2020, 2030, and 2040 is provided with temperature sensors 2071, 2072, 2073, and 2074 capable of identifying the temperature of a stored fluid (eg, air or liquid), respectively.
  • the temperature sensors 2071 , 2072 , 2073 , and 2074 detect the temperature in the chamber in a predetermined time unit (or real time), and transmit the sensed temperature to at least one of the temperature controller 121 and the processor 126 .
  • the temperature sensors 2071 , 2072 , 2073 , and 2074 may communicate with at least one of the temperature controller 121 and the processor 126 by wire or wirelessly.
  • first inlet pipe 2050 may be connected to a first temperature controller (eg, 2051 ) in the temperature controller 121 .
  • first temperature controller eg, 2051
  • sub outlet pipes 2011, 2012, and 2013 are connected to the first inlet pipe 2050, and one side of the first inlet pipe 2050 is a first temperature controller (eg: 2051) can be connected.
  • each of the chambers 2010, 2020, 2030, or 2040 has an internal space that can store a fluid, and each of the internal spaces has a temperature sensor 2071, 2072, 2073, or 2074) can be placed.
  • Each of the temperature sensors 2071 , 2072 , 2073 , or 2074 may be disposed in all chambers, respectively.
  • each of the temperature sensing sensors 2071 , 2072 , 2073 , or 2074 may be disposed in the chamber with a predetermined interval therebetween.
  • the temperature sensor 2071 , 2072 , 2073 , or 2074 may wirelessly communicate with the sensor unit 122 or communicate with the sensor unit 122 through a wired connection.
  • each of the chambers 2010, 2020, 2030, or 2040 is controlled by each temperature control circuit 2051, 2052, or 2053 in the temperature control unit 121 capable of controlling the introduced temperature.
  • a controlled fluid may be supplied and the supplied fluid may be stored.
  • the temperature controller 121 may be operated under the control of the processor 126 .
  • the processor 126 may be configured to supply fluids of different temperatures to the internal space of each chamber 2010, 2020, 2030, or 2040 corresponding to the location of the body part based on the temperature corresponding to the body part of the user.
  • operations of the first to third temperature control circuits 2051 , 2052 , and 2053 in the temperature controller 121 may be controlled.
  • 21 is a flowchart illustrating a process of controlling the operation of a smart mat according to another embodiment of the present invention.
  • the processor 126 is an object (eg, the user's body) placed on the smart mat 100 at the respective positions of the plurality of piezoelectric sensors included in the mat unit 110 of the smart mat 100 .
  • Piezoelectric information eg, the weight of the body part and the weight of the part of the comforter
  • the piezoelectric information may include an identifier for the piezoelectric sensor and information on a weight value obtained from the piezoelectric sensor.
  • the processor 126 may identify the shape of the object placed on the smart mat based on the piezoelectric information obtained from each piezoelectric sensor ( S2112 ).
  • the processor 126 may identify at least one piezoelectric sensor that has transmitted the piezoelectric information, and identify the shape of the object on the mat unit 110 of the smart mat 100 based on the identified at least one piezoelectric sensor, It is possible to obtain the weight value at each location.
  • the processor 126 may identify the shape of the user covering the quilt on the mat unit 110 of the smart mat 100 and obtain a weight value at each location.
  • the processes S2110 and S2112 may include at least one process described in the processes S1510 and S1512 of FIG. 15 , and the operations performed by each component in FIG. 15 may also be applied to FIG. 21 . Accordingly, the description of the processes S2110 and S2112 may be applied mutatis mutandis to the at least one process described in the processes S1510 and S1512 of FIG. 15 .
  • the processor 126 may identify at least a part of the object based on the shape of the identified object ( S2114 ). The processor 126 based on the position information indicating that each piezoelectric sensor is located on the mat unit 110, the first piezoelectric sensor having the highest intensity of the weight value, and the first piezoelectric sensor adjacent to the center of the first piezoelectric sensor. The weight values obtained from at least one second piezoelectric sensor (eg, at least one piezoelectric sensor that senses the weight of the head) disposed at the location may be summed.
  • at least one second piezoelectric sensor eg, at least one piezoelectric sensor that senses the weight of the head
  • the processor 126 compares the summed weight value (eg, 4.2 kg) with the average value (eg, 4 kg to 5 kg) of the weight of the body part stored in the memory 125 to determine each of the identified shapes of the user. body parts can be identified.
  • the processor 126 may identify at least one chamber corresponding to at least a part of the identified object from among a plurality of chambers provided in the smart mat 100 (S2116).
  • the processor 126 uses the piezoelectric information transmitted by the at least one piezoelectric sensor to at least one piezoelectric sensor having the highest weight value among a plurality of piezoelectric sensors corresponding to the user's first body part (eg, head). can be identified.
  • the processor 126 may identify a plurality of piezoelectric sensors corresponding to the shape region of the first body part based on the identified at least one piezoelectric sensor.
  • the processor 126 may identify at least one piezoelectric sensor disposed at a position corresponding to the body part based on the identified body part.
  • the processor 126 may control the temperature of a fluid (eg, air or liquid) flowing into the at least one identified chamber based on at least a part of the identified object ( S2118 ).
  • the control device 120 eg, the processor 126) of the smart mat 100 is based on the piezoelectric information received from the at least one piezoelectric sensor, the first part of the object (eg, the head) ) corresponding to the temperature of at least one first heating element (eg, at least one heating element corresponding to at least one piezoelectric sensor sensing the weight of the head) corresponding to the position of the second part (eg, calf) at least one
  • the temperature of the at least one first heating element may be controlled to be different from the temperature of the second heating element (eg, at least one heating element corresponding to at least one piezoelectric sensor sensing the weight of the calf).
  • the control device 120 eg, the processor 126 of the smart mat 100 may control the temperature of at least one first heating element corresponding to the first body part (eg, head) of the user. controls the temperature of the at least one first heating element and/or the at least one second heating element so that the heat is higher than the temperature of the at least one second heating element corresponding to the position of the second body part (eg, calf) can do.
  • the control device 120 eg, the processor 126 ) of the smart mat 100 may control the temperature of the at least one first heating element through at least one of each temperature controller and a temperature control sensor.
  • the processor 126 may supply the temperature-controlled fluid (eg, air or liquid) to the identified at least one chamber ( S2120 ).
  • the temperature-controlled fluid eg, air or liquid
  • at least one chamber located in the first body part of the user may be heated at a different temperature from the at least one chamber positioned in the second body part.
  • 22A is an exemplary diagram illustrating a sample of a woman's average height in order to adjust an arrangement interval of piezoelectric sensors included in the mat unit according to an embodiment of the present invention.
  • 22B is an exemplary diagram illustrating an average male height sampled in order to adjust an arrangement interval of piezoelectric sensors included in the mat unit according to an embodiment of the present invention.
  • children/adolescents aged 3 to 19 years old usually grow rapidly until the age of 13, but the growth gradually slows down after the age of 14. And, it can be seen that children/adolescents aged 3 to 19 years old usually grow rapidly until the age of 15, but the growth gradually slows down after the age of 15.
  • the height of a woman is from about 88cm to about 103cm for a 3-year-old, and from about 151cm to about 171cm for an 18-year-old. And, the height of a male is within about 90 cm to about 105 cm for a 3-year-old, and within about 163 cm to about 184 cm for an 18-year-old.
  • men and women have different growth rates as they grow, and when they reach an age at which growth almost stops (eg, 19 years old), it can be seen that men are taller than women.
  • the shortest woman 2220 has a height of about 88 cm at the age of 3, and about 152 cm at the age of 18.
  • the tallest woman 2210 is about 103 cm tall at 3 years old, and about 171 cm tall at 18 years old.
  • the shortest male (2240) is about 90 cm tall at the age of 3 years old, and is about 163 cm tall at the age of 18 years old.
  • the tallest male (2230) is about 105 cm tall at the age of 3, and about 184 cm at the age of 18.
  • each of the plurality of piezoelectric sensors according to an embodiment of the present invention can be arranged at a corresponding interval (eg, 10 cm). Accordingly, the body parts can be divided into 7 or 8 parts.
  • the smart mat 100 including a plurality of piezoelectric sensors and a plurality of heating elements according to an embodiment of the present invention it is possible to obtain a weight value according to the size of the user's height and control the heating.
  • the processor 126 may receive a raw signal obtained by the at least one piezoelectric sensor from the at least one piezoelectric sensor through the communication unit 123 .
  • the processor 126 may analyze the received raw signal to obtain an intensity based on the user's weight value, and identify the overall shape of the user and the shape of the user's body part based on the acquired intensity.
  • the smart mat 100 (eg, the memory 125 of the control device 120 ) is an identifier of at least one piezoelectric sensor, and the at least one piezoelectric sensor is disposed in the mat unit 110 .
  • location information, and an average value (eg, 4 kg to 5 kg) of weight for a user's body part (eg, head) may be stored.
  • the processor 126 analyzes the piezoelectric information received from the at least one piezoelectric sensor, the identifier of the at least one piezoelectric sensor that has transmitted the piezoelectric information, and the user's body obtained from each piezoelectric sensor It is possible to identify a weight value for some.
  • the processor 126 based on the position information indicating that each piezoelectric sensor is located on the mat unit 110, the first piezoelectric sensor having the highest intensity of the weight value, and the first piezoelectric sensor adjacent to the center of the first piezoelectric sensor
  • the weight values obtained from at least one second piezoelectric sensor (eg, at least one piezoelectric sensor sensing the weight of the head) disposed at the location may be summed (eg, 4.2 kg).
  • the processor 126 compares the summed weight value (eg, 4.2 kg) with the average value (eg, 4 kg to 5 kg) of the weight of the body part stored in the memory 125 to determine each of the identified shapes of the user. body parts can be identified.
  • the processor 126 receives a video image of the user obtained through the camera 1110 through the communication unit 123, and through the received video image, a shape according to the user's sleeping posture may be identified, and each body part may be identified based on the identified shape.
  • the processor 126 may efficiently identify the body part of the user through analysis of the received video image.
  • the processor 126 identifies each body part of the user from the received video image, and includes a body part identified based on the video image and a body part identified based on the identified shape of the user. Matching can be compared and analyzed. The processor 126 may improve the accuracy of the user's body part through the comparison and analysis.
  • the processor 126 may identify at least one first heating element corresponding to the first body part of the user based on the identified shape of the user (S1514).
  • the processor 126 uses the piezoelectric information transmitted by the at least one piezoelectric sensor to at least one piezoelectric sensor having the highest weight value among a plurality of piezoelectric sensors corresponding to the user's first body part (eg, head). can be identified.
  • the processor 126 may identify a plurality of piezoelectric sensors corresponding to the shape region of the first body part based on the identified at least one piezoelectric sensor.
  • the processor 126 may identify a plurality of first heating elements corresponding to positions of the identified plurality of piezoelectric sensors, respectively.
  • the processor 126 may perform a preprocessing process for applying different voltages to at least one of the plurality of first heating elements based on the identification of the plurality of first heating elements.
  • the processor 126 may apply a first voltage to the identified at least one first heating element (S1516).
  • the processor 126 provides a first voltage ( Example: 4V to 5V) can be applied.
  • the processor 126 may apply different voltages to each of the at least one first heating element.
  • the processor 126 applies the lowest voltage (eg, 4V) to the at least one heating element that has obtained the greatest weight value for the first body part among the at least one first heating element. can do.
  • the processor 126 may apply a second voltage to at least one second heating element corresponding to a second body part different from the first body part ( S1518 ).
  • the processor 126 determines that at least one second heating element disposed at a position corresponding to at least one second piezoelectric sensor sensing a second body part (eg, calf) of the user is lower than the temperature of the first heating element.
  • a second voltage eg, 10V to 12V
  • the processor 126 may apply different voltages to each of the at least one second heating element. According to an embodiment, the processor 126 applies the highest voltage (eg, 12V) to the at least one heating element that has obtained the smallest weight value for the second body part among the at least one second heating element. can do.
  • the highest voltage eg, 12V
  • the processor 126 when controlling the temperature of the at least one heating element to a first temperature (eg, 65 o C), sets the voltage applied to the at least one heating element 111 to a first It can be set to a voltage (eg 4V to 5V).
  • the processor 126 converts the voltage applied to the at least one heating element 111 to a second voltage (eg: 10V ⁇ 12V) can be set.
  • the processor 126 may adjust the voltage applied to the heating element by adjusting the variable resistance of the temperature controller 121 corresponding to each heating element based on the temperature to be set.
  • the relationship between temperature and voltage may be inversely proportional to each other.
  • the processor 126 heats the first heating element based on the applied first voltage, and heats the second heating element based on the applied second voltage, whereby the smart mat The temperature can be controlled (S1520).
  • the processor 126 applies an arbitrary voltage within a first voltage range (eg, 4V to 5V) to each of the at least one first heating element corresponding to the user's first body part (eg, head).
  • an arbitrary voltage within a second voltage range eg, 10V to 12V
  • the processor 126 increases the weight value of the first body part (eg, head) to the greatest value among at least one first heating element corresponding to the user's first body part (eg, head).
  • the lowest voltage eg, 4V
  • the processor 126 may include at least one of at least one first heating element corresponding to the user's first body part (eg, head) that has the largest weight value for the first body part (eg, head).
  • the highest voltage (eg, 12V) may be applied to the first heating element of
  • the processor 126 may be configured to include at least one of the at least one second heating element corresponding to the user's second body part (eg, calf) that obtains the smallest weight value for the second body part (eg, calf).
  • the highest voltage eg, 12V
  • the processor 126 obtains the smallest weight value for the second body part (eg, calf) among at least one second heating element corresponding to the user's second body part (eg, calf).
  • the lowest voltage eg, 4V
  • the processor 126 applies different voltages to each heating element according to the user's body part to heat each heating element to a different temperature based on the applied voltage, so that the smart mat 100 ) can control the temperature, and the smart mat 100 can be heated to different temperatures.
  • a user eg, a sleeper
  • a sleeper can sense different temperatures through the skin in each body part during sleep, and can take a higher quality sleep.
  • 23 is an exemplary diagram illustrating heat generation of a body part in consideration of the ambient temperature in order to generate at least one heating element disposed in the mat unit at different temperatures based on the body part of the sleeping person according to an embodiment of the present invention.
  • 24 is an exemplary view showing the temperature of a body part that can be referred to in order to generate heat at different temperatures based on the body part of the sleeping person by at least one heating element disposed in the mat unit according to an embodiment of the present invention.
  • At least one heating element corresponding to each body part may be heated to a different temperature depending on the ambient temperature (eg, room temperature).
  • FIG. 23A shows a case in which the first user 2310 sleeps in an environment where the ambient temperature is 33 o C
  • FIG. 23B shows that the second user 2320 has an ambient temperature of 28-30.
  • It shows a case of sleeping in an environment of C
  • (C) of FIG. 23 shows a case where the third user 2310 sleeps in an environment where the ambient temperature is 20 o C.
  • the scalp of the first user 2310 sleeping in an environment where the ambient temperature is 33 o C is 36 o C
  • the chest is 35.8 o C
  • the armpit is 36.5 o C.
  • the arm of the first user 2310 is 35.9 o C
  • the finger is 35.9 o C
  • the thigh is 35.2 o C.
  • the legs of the first user 2310 are 35.3 o C
  • the feet are 35.5 o C
  • the toes are 36.2 o C.
  • the ambient temperature is relatively high, the first user 2310 cannot get a deep sleep.
  • the third user 2330 also sleeps in an environment where the ambient temperature is 20 o C, it is impossible to take a deep sleep.
  • the second user 2320 may take a more comfortable sleep than the first user 2310 and the second user 2330 based on the heat intermediate zone.
  • the processor 126 may heat the temperature of at least one heating element disposed at a position corresponding to each body part among the plurality of heating elements disposed on the mat unit 110 with reference to FIG. 24 . .
  • the processor 126 may control each temperature controller so that at least one heating element that identifies the weight value for the scalp of the sleeping person is heated to 34.8 o C, and at least one heating element that identifies the weight value for the chest Each temperature control unit can be controlled so that one heating element heats to 34.5 o C. And, the processor 126 is the at least one heating element identifying the weight value for the armpit is heated to 36.4 o C, the at least one heating element identifying the weight value for the arm is heated to 33.5 o C, the finger Each temperature control unit corresponding to each heating element may be controlled so that at least one heating element whose weight has been identified for the heating element is heated to 33.2 o C.
  • the processor 126 is configured so that at least one heating element identifying the weight value for the thigh is heated to 33.4 o C, and at least one heating element identifying the weight value for the leg is heated to 30.1 o C for each heating element It is possible to control each of the five degrees control unit corresponding to .
  • the processor 126 may control each temperature controller corresponding to each heating element so that at least one heating element, which has identified a weight value for the foot, heats up to 29.7 o C.
  • the processor 126 may control each temperature control unit corresponding to each heating element so that at least one heating element that identifies the weight value for the toe is heated to 29.1 o C.
  • the processor 126 recognizes the user's body part on the mat unit, and at least one heating element corresponding to the recognized body part heats to a temperature suitable for the recognized body part.
  • the temperature control unit can be controlled.
  • the processor 126 may control a portion of the mat unit 110 to a different temperature from that of another portion based on the recognition of the user's body part.
  • the processor 126 may control a portion of the mat unit 110 to a temperature different from that of the other portion by using the user's body temperature (eg, skin temperature or central temperature).
  • the temperature corresponding to each body part of the user may be different.
  • Users eg sleepers
  • TTZ thermoneutral zone
  • the processor 126 may control the temperature of a part of the mat unit 110 so that the temperature of each body part becomes a temperature corresponding to each body part in the thermal intermediate zone (or thermal neutral zone) while the user sleeps. have.
  • the temperature of the scalp in the middle zone is 34.8 o C
  • the temperature of the chest is 34.5 o C
  • the temperature of the armpit is 36.4 o C
  • the temperature of the arms is 33.5 o C
  • the temperature of the fingers is 33.2 o C
  • the temperature of the thigh is 33.4 o C
  • the temperature of the leg is 30.1 o C
  • the temperature of the foot is 29.7 o C
  • the temperature of the toe is 29.1 o C.
  • the temperature of each body part in such a heating intermediate zone may be different depending on the user's environment (eg, whether or not wearing clothes, whether or not covered with a blanket, ambient temperature, etc.), and each The temperature of the body part is stored in the memory 125 .
  • Each step in each of the above-described flowcharts may be operated regardless of the illustrated order, or may be performed simultaneously.
  • at least one component of the present invention and at least one operation performed by the at least one component may be implemented in hardware and/or software.

Landscapes

  • Mattresses And Other Support Structures For Chairs And Beds (AREA)

Abstract

La présente invention concerne un tapis intelligent et un dispositif de commande et son procédé de commande. À cet effet, le tapis intelligent de la présente invention peut comprendre : une partie de tapis comprenant une pluralité de capteurs piézoélectriques et une pluralité d'éléments chauffants ; et un dispositif de commande configuré pour acquérir des informations piézoélectriques générées par un utilisateur sur le tapis intelligent à chacune des positions de la pluralité de capteurs piézoélectriques et, sur la base des informations piézoélectriques acquises, commander une température d'au moins un premier élément chauffant de manière à amener la température de l'au moins un premier élément chauffant correspondant à une position d'une première partie corporelle de l'utilisateur à être différente d'une température d'au moins un second élément chauffant correspondant à une position d'une seconde partie corporelle de l'utilisateur. D'autres modes de réalisation peuvent être inclus.
PCT/KR2021/003382 2020-05-07 2021-03-18 Tapis intelligent et son procédé de commande WO2021225271A1 (fr)

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KR10-2020-0054716 2020-05-07
KR1020200054716A KR20210136450A (ko) 2020-05-07 2020-05-07 스마트 매트 및 이의 제어 방법

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CN114766864B (zh) * 2022-05-17 2024-04-30 嘉兴慕思智能家居有限公司 分区智能温控床垫

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