CN107576421A - A kind of body temperature measuring devices, method and its device - Google Patents
A kind of body temperature measuring devices, method and its device Download PDFInfo
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Abstract
The embodiment of the invention discloses a kind of body temperature measuring devices, method and its device, the equipment includes：Infrared measurement of temperature module, ambient temperature measurement module and microprocessor, wherein, the infrared measurement of temperature module, for measuring body temperature to the infrared signal of external radiation according to human body, and the infrared measurement of temperature data of collection are sent to the microprocessor；The ambient temperature measurement module, sent for measuring the temperature of human peripheral's environment, and by the ambient temperature measurement data of collection to the microprocessor；The microprocessor, for building temperature field compensation model, when receiving the infrared measurement of temperature data and the ambient temperature measurement data, body temperature measurement is obtained according to the temperature field compensation model.The embodiment of the present invention can obtain the temperature data of measurement object by temperature field compensation model, and measurement accuracy is high, and time of measuring is short, efficiency high, and measurement process simply, conveniently, effectively improves user experience.
Description
Technical field
The present embodiments relate to temperature check technical field, more particularly to a kind of body temperature measuring devices, method and its dress
Put.
Background technology
Body temperature is the important physiological parameter of human body, be judge human body whether one of the important symbol of health.Measure body temperature not
Only positive prevention and warning work can also be played to being hidden in internal healthy hidden danger and major disease with diagnosed disease
With.
At present, measuring the mode of body temperature includes contact type measurement and non-contact measurement.Typical mercury measurement of bldy temperature meter
By the way of contact type measurement, the data accuracy of measurement is higher.But because contact type measurement mode and human body occur directly
Contact is, it is necessary to use perfect disinfectant measure to prevent courses of infection, and time of measuring is long, efficiency is low.It is existing non-to connect
Touch metering system is easily influenceed by extraneous factors such as environment temperature, measurement distances, causes measurement data accuracy low, no
Meet the requirement of measurement of bldy temperature.
The content of the invention
The embodiment of the present invention provides a kind of body temperature measuring devices, method and its device, to solve to measure body in the prior art
The problem of warm speed is slow, accuracy rate is low.
In a first aspect, the embodiments of the invention provide a kind of body temperature measuring devices, including：Infrared measurement of temperature module, environment temperature
Measurement module and microprocessor are spent, wherein,
The infrared measurement of temperature module, for measuring body temperature to the infrared signal of external radiation according to human body, and will collection
Infrared measurement of temperature data send to the microprocessor；
The ambient temperature measurement module, surveyed for measuring the temperature of human peripheral's environment, and by the environment temperature of collection
Amount data are sent to the microprocessor；
The microprocessor, for building temperature field compensation model, when receiving the infrared measurement of temperature data and the ring
During the temperature measuring data of border, body temperature measurement is obtained according to the temperature field compensation model；
Wherein, the temperature field compensation model according to ambient temperature measurement data, infrared measurement of temperature data and with it is described red
The actual temperature data of outer thermometric Data Matching and build.
Further, the equipment also includes：
Signal processing module, the signal processing module are used to survey the infrared measurement of temperature data and the environment temperature
Measure data and carry out signal transacting, and signal processing results are sent to the microprocessor, wherein, the signal transacting includes letter
Number amplification and signal filtering；
The microprocessor is additionally operable to receive the signal processing results that the signal processing module is sent, according to described
Signal processing results and the temperature field compensation model, obtain body temperature measurement.
Further, the equipment also includes：
Memory module, the memory module are connected with the microprocessor, for storing the temperature field compensation mould built
Type and body temperature measurement, wherein, the body temperature measurement includes dynamic body temperature measurement and history body temperature in real time
Measurement result；
The microprocessor is additionally operable to send the temperature field compensation model built to the memory module and carried out
Storage, sent when receiving the infrared measurement of temperature data and the ambient temperature measurement data and/or the signal processing module
The signal processing results when, the temperature field compensation model is called, by the signal processing results and/or the infrared survey
Warm data and the ambient temperature measurement data input to the temperature field compensation model obtain body temperature measurement, and by described in
Body temperature measurement is sent to the memory module.
Further, the equipment also includes：
Wireless communication module, the wireless communication module are connected with the microprocessor, for by the measurement of bldy temperature knot
Fruit is sent to display device, wherein, the display device includes display and the display screen of mobile intelligent terminal equipment；
The microprocessor is additionally operable to send the body temperature measurement to the wireless communication module；
Power module, for being powered for the equipment.
Further, the infrared measurement of temperature module includes：Infrared thermopile detector, signal processing unit and conversion are single
Member, wherein,
The infrared thermopile detector, the front end of the infrared measurement of temperature module is arranged at, for gathering body temperature
Initial measurement data, and the initial measurement data is sent to the signal processing unit；
The signal processing unit, for carrying out initial signal processing to the initial measurement data, and will be described initial
Signal processing results are sent to the converting unit, wherein, the initial signal processing includes signal amplification and signal filtering；
The converting unit, it is infrared to obtain for carrying out the operation of analog-to-digital conversion to the initial signal result
Temperature measurement data.
Further, the body temperature measuring devices are built in toilet seat, and the toilet seat is fixed on closestool；And/or
The body temperature measuring devices are built in removably closestool pad；
The body temperature measuring devices and the untouchable setting of measurement object.
Second aspect, the embodiment of the present invention additionally provide a kind of body temperature measurement method, including：
If it is determined that getting signal processing results, then obtained according to temperature field compensation model and the signal processing results
To body temperature measurement；
Wherein, the reality according to ambient temperature measurement data, infrared measurement of temperature data and with the infrared measurement of temperature Data Matching
Border temperature data builds the temperature field compensation model；
The signal processing results include the signal processing results of the infrared measurement of temperature data and/or the environment temperature is surveyed
Measure the signal processing results of data.
Further, structure models for temperature field includes：
The infrared measurement of temperature data and ambient temperature measurement data are standardized, are obtained from matrix of variables E0；
The actual temperature data and ambient temperature measurement data are standardized, obtain dependent variable matrix F0；
According to the independent variable matrix E0Extract principal component, if it is determined that the principal component meets recurrence condition, then basis
The dependent variable matrix F0Regression equation is obtained, temperature field compensation model is built according to the regression equation.
Further, according to the independent variable matrix E0Extract principal component, if it is determined that the principal component meets to return bar
Part, then according to the dependent variable matrix F0Regression equation is obtained, temperature field compensation model, bag are built according to the regression equation
Include：
Principal component, calculating formula t are extracted according to the independent variable matrixi=E0W1, wherein, E0For independent variable matrix, W1For
One-dimensional unit matrix, i=1,2L, t1For first principal component of extraction；
According to the principal component, residual matrix is obtained, to realize recurrence of the independent variable matrix in the principal component,
Calculating formula is：Wherein E1For the residual matrix,It is the transposed matrix of independent variable matrix, regression coefficient
The independent variable matrix is replaced using the residual matrix, and returns to execution and master is extracted according to the independent variable matrix
The operation of composition, untill the principal component meets the recurrence condition, wherein, the recurrence condition is current h-th master
Composition meetssh-1It is the error of fitting quadratic sum of dependent variable, phIt is the pre- of dependent variable
Error sum of squares is surveyed, h=1,2L n, n take positive integer；
According to calculating formulaRecurrence of the dependent variable matrix in the principal component is obtained, wherein, rh
For the coefficient of regression equation, thFor h-th of principal component, h=1,2L n, n take positive integer；
According to the calculating formulaThe inverse process being standardized obtains regression equation, by described in
For regression equation as temperature field compensation model, calculating formula is y=D+a × x1+b×x2, wherein, a and b are equation coefficient, and D is normal
Number, x1For the infrared measurement of temperature data, x2For the ambient temperature measurement data.
The third aspect, the embodiment of the present invention additionally provide a kind of body temperature measuring device, including：
Measurement of bldy temperature module, for if it is determined that receive signal processing results, then according to temperature field compensation model and
The signal processing results obtain body temperature measurement；
Wherein, according to ambient temperature measurement data, and the infrared measurement of temperature number with the ambient temperature measurement Data Matching
The temperature field compensation model is built according to actual temperature data；
The signal processing results include the signal processing results of the infrared measurement of temperature data and the environment temperature is surveyed
Measure the signal processing results of data.
The embodiment of the present invention is by the infrared measurement of temperature data obtained by infrared measurement of temperature module and passes through ambient temperature measurement
The ambient temperature measurement data input that module obtains is obtained using microprocessor and surveyed into the temperature field compensation model built in advance
Measure the body temperature measurement of object, the embodiment of the present invention can realize the precise acquisition to human body infrared information, with measurement pair
In the case of non-contacting, the temperature data of measurement object is obtained by temperature field compensation model, measurement accuracy is high, meanwhile,
It can realize and continuous quickly measurement is carried out to measurement object, time of measuring is short, efficiency high, and measurement process is simple, conveniently, effectively
Ground improves user experience.
Brief description of the drawings
Fig. 1 is a kind of structural representation of body temperature measuring devices in the embodiment of the present invention one；
Fig. 2 is a kind of structural representation of body temperature measuring devices in the embodiment of the present invention two；
Fig. 3 is a kind of flow chart of body temperature measurement method in the embodiment of the present invention three；
Fig. 4 is a kind of flow chart of body temperature measurement method in the embodiment of the present invention four；
Fig. 5 is a kind of structural representation of body temperature measuring device in the embodiment of the present invention five.
Embodiment
The present invention is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining the present invention, rather than limitation of the invention.It also should be noted that in order to just
Part related to the present invention rather than entire infrastructure are illustrate only in description, accompanying drawing.
Embodiment one
Fig. 1 is a kind of structural representation for body temperature measuring devices that the embodiment of the present invention one provides, and the present embodiment is applicable
In the situation that body temperature is measured by body temperature measuring devices, the equipment can be realized by the way of software and/or hardware.
The equipment of the embodiment of the present invention one specifically includes：Infrared measurement of temperature module 110, ambient temperature measurement module 120 and
Microprocessor 130.
The infrared measurement of temperature module 110, for measuring body temperature to the infrared signal of external radiation according to human body, and it will adopt
The infrared measurement of temperature data of collection are sent to the microprocessor.
Specifically, human body can outside emittance, i.e. infra-red radiation, infrared measurement of temperature module is according to human body to external radiation
Infrared signal measures body temperature, and infrared measurement of temperature module can measure body temperature in a non-contact manner with human body.Infrared measurement of temperature mould
The infrared measurement of temperature data of collection can be sent directly to microprocessor by block, and infrared measurement of temperature data are lifted by microprocessor
The operation of quality, the infrared measurement of temperature data of collection can also be first sent to signal processing module, the signal of signal processing module
Process circuit carries out retransmiting to microprocessor after the operation of promotion signal quality to infrared measurement of temperature data.
The ambient temperature measurement module 120, for measuring the temperature of human peripheral's environment, and by the environment temperature of collection
Measurement data is sent to the microprocessor.
Specifically, ambient temperature measurement module is used for the temperature for measuring human peripheral's environment, ambient temperature measurement module can
Think infrared temperature sensor, or common temperature sensor, the present invention are without limitation.Ambient temperature measurement mould
Block gathers the temperature data of surrounding environment, the ambient temperature measurement data of collection can be sent directly into microprocessor, by micro-
Processor to ambient temperature measurement data lifted the operation of quality, can also first send out the ambient temperature measurement data of collection
Signal processing module is delivered to, the signal processing circuit of signal processing module carries out promotion signal quality to ambient temperature measurement data
Operation after retransmit to microprocessor.
The microprocessor 130, for building temperature field compensation model, when receiving infrared measurement of temperature data and described
During ambient temperature measurement data, body temperature measurement is obtained according to the temperature field compensation model.
Wherein, the temperature field compensation model according to ambient temperature measurement data, infrared measurement of temperature data and with it is described red
The actual temperature data of outer thermometric Data Matching and build.
Specifically, microprocessor is previously according to the different ambient temperature measurement numbers gathered by ambient temperature measurement module
According to the infrared measurement of temperature data gathered corresponding to, different ambient temperature measurement data by infrared measurement of temperature module and with it is infrared
Actual temperature data structure temperature field compensation model corresponding to temperature measurement data.Sent when microprocessor receives infrared measurement of temperature module
Infrared measurement of temperature data and ambient temperature measurement module send ambient temperature measurement data when, first can be to infrared measurement of temperature
Data and ambient temperature measurement data carry out the operation of signal amplification and signal filtering, to lift infrared measurement of temperature data and environment temperature
The quality of measurement data is spent, infrared measurement of temperature data and ambient temperature measurement data are then sent to temperature field compensation model, obtained
Take the result of measurement of bldy temperature.When microprocessor receives the infrared measurement of temperature data and ambient temperature measurement of signal processing module transmission
During data, directly infrared measurement of temperature data and ambient temperature measurement data can be sent to temperature field compensation model, to obtain body
Temperature measurement result.
Preferably, the body temperature measuring devices are built in toilet seat, and the toilet seat is fixed on closestool；And/or the body
Temperature measurement equipment is built in removably closestool pad；
The body temperature measuring devices and the untouchable setting of measurement object.
Specifically, body temperature measuring devices can be built in toilet seat, can be by toilet seat around body temperature measuring devices
Making material and surround, toilet seat is fixed on closestool, and measurement object can be in contact with toilet seat, but measurement object with
Body temperature measuring devices are untouchable.Exemplarily, can be across for manufacturing between body temperature measuring devices and measurement object
The ceramic material of toilet seat.
Body temperature measuring devices can also be built in closestool pad, be set on toilet seat to closestool pad detachability, built-in
Body temperature measuring devices and the untouchable setting of measurement object in closestool pad.
The embodiment of the present invention one provides a kind of body temperature measuring devices, can realize and the accurate of human body infrared information is adopted
Collection, with measurement object it is non-contacting in the case of, pass through the temperature data that temperature field compensation model obtains measurement object, measurement is accurate
True property is high, simultaneously, it is possible to achieve continuous quickly measurement is carried out to measurement object, time of measuring is short, efficiency high, measurement process letter
Singly, conveniently, user experience is effectively improved.
Embodiment two
A kind of structural representation for body temperature measuring devices that Fig. 2 provides for the embodiment of the present invention two, the embodiment of the present invention two
It is optimized based on embodiment one, specifically the further optimization to body temperature measuring devices structure, as shown in Fig. 2 this
Inventive embodiments two specifically include：Infrared measurement of temperature module 210, ambient temperature measurement module 220, microprocessor 230, at signal
Manage module 240, memory module 250, wireless communication module 260 and power module 270.
The infrared measurement of temperature module 210, for measuring body temperature to the infrared signal of external radiation according to human body, and it will adopt
The infrared measurement of temperature data of collection are sent to the signal processing module.
Preferably, the infrared measurement of temperature module includes：Infrared thermopile detector, signal processing unit and conversion are single
Member, wherein,
The infrared thermopile detector, the front end of the infrared measurement of temperature module is arranged at, for gathering body temperature
Initial measurement data, and the initial measurement data is sent to the signal processing unit；
The signal processing unit, for carrying out initial signal processing to the initial measurement data, and will be described initial
Signal processing results are sent to the converting unit, wherein, the initial signal processing includes signal amplification and signal filtering；
The converting unit, it is infrared to obtain for carrying out the operation of analog-to-digital conversion to the initial signal result
Temperature measurement data.
Specifically, it is arranged at the initial survey of the infrared thermopile detector collection body temperature of infrared measurement of temperature module front end
Data are measured, because voltage range caused by infrared thermopile detector only has several millivolts to tens millivolts, can not directly carry out mould
Number conversion operation, therefore carry out signal amplification, it is necessary to which initial measurement data is sent to signal processing unit, signal processing unit
And the operation of signal filtering, one-level amplifying circuit, two-stage amplifying circuit can be used, electricity is added among two-stage amplifying circuit
Hold and the method for differential amplifier circuit, the initial signal result that will pass through signal processing unit sent to converting unit,
The operation of analog-to-digital conversion is completed to obtain infrared measurement of temperature data, sample frequency meets Nyquist's theorem.
The ambient temperature measurement module 220, for measuring the temperature of human peripheral's environment, and by the environment temperature of collection
Measurement data is sent to the signal processing module.
The microprocessor 230, for building temperature field compensation model, when receiving infrared measurement of temperature data and described
During ambient temperature measurement data, body temperature measurement is obtained according to the temperature field compensation model.
Specifically, infrared measurement of temperature data and ambient temperature measurement number that microprocessor reception signal processing module is sent
According to infrared measurement of temperature data and ambient temperature measurement data are sent to the temperature field compensation model built in advance, obtain body temperature
Measurement result.
Signal processing module 240, the signal processing module are used for the infrared measurement of temperature data and the environment temperature
Spend measurement data and carry out signal transacting, and signal processing results are sent to the microprocessor, wherein, the signal transacting bag
Include signal amplification and signal filtering；
The microprocessor is additionally operable to receive the signal processing results that the signal processing module is sent, according to described
Signal processing results and the temperature field compensation model, obtain body temperature measurement.
Specifically, signal processing module receives the infrared measurement of temperature data that infrared measurement of temperature module is sent, and environment temperature is surveyed
The ambient temperature measurement data sent of amount module, by infrared measurement of temperature data and ambient temperature measurement data input to default letter
Number process circuit, the operation of signal amplification and signal filtering is completed, that is, lifts infrared measurement of temperature data and ambient temperature measurement
After the operation of the quality of data, signal processing results are sent to microprocessor.
Memory module 250, the memory module are connected with the microprocessor, for storing the temperature field compensation built
Model and body temperature measurement, wherein, the body temperature measurement includes dynamic body temperature measurement and history body in real time
Temperature measurement result；
The microprocessor is additionally operable to send the temperature field compensation model built to the memory module and carried out
Storage, sent when receiving the infrared measurement of temperature data and the ambient temperature measurement data and/or the signal processing module
The signal processing results when, the temperature field compensation model is called, by the signal processing results and/or the infrared survey
Warm data and the ambient temperature measurement data input to the temperature field compensation model obtain body temperature measurement, and by described in
Body temperature measurement is sent to the memory module.
Specifically, memory module is connected with microprocessor, the temperature field compensation model and body built in advance can be stored
Temperature measurement result.After the compensation model of microprocessor built temperature field, temperature field compensation model can be sent to memory module
Stored, when microprocessor receives the infrared measurement of temperature data and ambient temperature measurement module hair of infrared measurement of temperature module transmission
During the signal processing results that the ambient temperature measurement data and/or signal processing module sent are sent, temperature is called from memory module
Field compensation model is spent, infrared measurement of temperature data and ambient temperature measurement data and/or signal processing results are sent to temperature field
Compensation model, to obtain body temperature measurement.The body temperature measurement of acquisition is sent to memory module and stored, stores mould
The body temperature measurement stored in block includes dynamic body temperature measurement and history body temperature measurement in real time, measurement of bldy temperature knot
Fruit can be sent to user equipment by wireless communication module and be shown.
Wireless communication module 260, the wireless communication module are connected with the microprocessor, for by the measurement of bldy temperature
As a result send to display device, wherein, the display device includes display and the display screen of mobile intelligent terminal equipment；
The microprocessor is additionally operable to send the body temperature measurement to the wireless communication module；
Power module 270, for being powered for the equipment.
Specifically, wireless communication module is connected with microprocessor, the body temperature measurement that is obtained by microprocessor can be with
Sent by wireless communication module to display device, can also be by measurement of bldy temperature knot when wireless communication module is out of order
Fruit sends to memory module and stored, and passes through nothing when wireless communication module recovers normal operation, then by body temperature measurement
Line communication module is sent to display device.Wherein, display device can be large display screen curtain, the display of computer and movement
The display screen of intelligent terminal, to help user to understand body temperature measurement.Wireless communication module uses wireless communication mode
Send body temperature measurement, such as WiFi technology, Bluetooth technology, purple-bee technology and radio-frequency technique etc.
Power module is used for the infrared measurement of temperature module for body temperature measuring devices, ambient temperature measurement module, microprocessor, letter
Number processing module, memory module and wireless communication module provide power supply.
Preferably, the body temperature measuring devices are built in toilet seat, and the toilet seat is fixed on closestool；And/or
The body temperature measuring devices are built in removably closestool pad；
The body temperature measuring devices and the untouchable setting of measurement object.
Specifically, body temperature measuring devices individually can be built in toilet seat, can be by horse around body temperature measuring devices
Bucket circle making material and surround, toilet seat is fixed on closestool.Body temperature measuring devices individually can also be built in closestool pad, horse
It is set on toilet seat to bucket pad detachability.Body temperature measuring devices both can also be built in toilet seat, be built in closestool again
In pad, no matter which kind of built-in manner, body temperature measuring devices and the untouchable setting of measurement object.
In the present embodiment, body temperature measuring devices are built in toilet seat, and toilet seat is fixed on closestool, and human buttock can be with horse
Bucket circle contact, but human buttock is non-contact with body temperature measuring devices.Infrared measurement of temperature module gathers the infrared temperature information of human body
To obtain infrared measurement of temperature data, ambient temperature measurement module collection ambient temperature measurement data, signal processing module is to infrared survey
After warm data and ambient temperature measurement data are handled, send to microprocessor, microprocessor and receive infrared measurement of temperature number
According to this and ambient temperature measurement data, the temperature field compensation model built for being stored in memory module is called, by infrared measurement of temperature
Obtain body temperature measurement after data and ambient temperature measurement data input to temperature field compensation model, microprocessor is by body
The display screen that temperature measurement result sends the mobile intelligent terminal equipment used to user by wireless communication module shown, and
Body temperature measurement is sent to memory module and stored.User can check the history measurement of bldy temperature number of memory module storage
According to, be easy to user understand now and history body temperature situation.
The embodiment of the present invention two provides a kind of body temperature measuring devices, by the way of untouchable infrared measurement of temperature, tool
There is the advantages of fast response time, high sensitivity, the body temperature measuring device of the embodiment of the present invention realizes the high accuracy of body temperature
Measurement, and real-time record and the historical query of body thermometry recording can be realized, it disclosure satisfy that user measures the demand of body temperature,
And measurement body temperature is convenient, fast.
Embodiment three
Fig. 3 is a kind of flow chart for body temperature measurement method that the embodiment of the present invention three provides, and the present embodiment can be applied to this
In the body temperature measuring devices that inventive embodiments provide, the situation suitable for measuring body temperature by body temperature measuring devices should
Method can be performed by a kind of body temperature measuring device, and the device can be realized by the way of software and/or hardware, general collection
Into in the microprocessor of body temperature measuring devices.
The method of the embodiment of the present invention three specifically includes：
S310, judge whether to get signal processing results, if so, S320 is then performed, if it is not, then continuing executing with S310.
S320, body temperature measurement obtained according to temperature field compensation model and the signal processing results；
Wherein, the reality according to ambient temperature measurement data, infrared measurement of temperature data and with the infrared measurement of temperature Data Matching
Border temperature data builds the temperature field compensation model；
The signal processing results include the signal processing results of the infrared measurement of temperature data and/or the environment temperature is surveyed
Measure the signal processing results of data.
Specifically, signal processing results can be the signal processing results that signal processing module is sent, or infrared
The ambient temperature measurement data that the infrared measurement of temperature data and ambient temperature measurement module that temperature measurement module is sent are sent, microprocessor
Infrared measurement of temperature data and ambient temperature measurement data are carried out with the signal processing results that signal transacting is obtained.By signal transacting
As a result send to the temperature field compensation model built in advance, by the calculating to temperature-compensating relational expression, obtain measurement of bldy temperature knot
Fruit.Temperature field compensation model be according to different ambient temperature measurement data, it is red corresponding to different ambient temperature measurement data
Outer temperature measurement data, and actual temperature data corresponding to infrared measurement of temperature data, actual temperature data can be by using thermometers
The temperature for measuring human body armpit obtains.Temperature field compensation model passes through constructing environment temperature measuring data one-level infrared measurement of temperature number
According to the matched curve with human body actual temperature, temperature-compensating relational expression is calculated, builds temperature field compensation model.
The embodiment of the present invention three provides a kind of body temperature measurement method, by obtaining infrared measurement of temperature data and environment temperature
Measurement data builds temperature field compensation model, reduces influence when extraneous factor measures for infrared measurement of temperature mode, improves
The accuracy of body temperature measurement.
Example IV
Fig. 4 is a kind of flow chart for body temperature measurement method that the embodiment of the present invention four provides, and the embodiment of the present invention four is with reality
Apply and be optimized based on example three, specifically the operation for building temperature field compensation model is further optimized, as shown in figure 4,
The embodiment of the present invention four specifically includes：
S410, the infrared measurement of temperature data and ambient temperature measurement data are standardized, obtain independent variable square
Battle array E0。
S420, the actual temperature data and ambient temperature measurement data are standardized, obtain dependent variable square
Battle array F0。
Specifically, ambient temperature measurement data are obtained under different ambient temperature conditions, for different environment temperatures
Each ambient temperature measurement data in condition, for identical ambient temperature measurement data, obtain infrared measurement of temperature data with
And actual temperature data corresponding to infrared measurement of temperature data.To different ambient temperature measurement data, and different environment temperatures
Infrared measurement of temperature data are standardized corresponding to measurement data, are obtained from matrix of variables.In identical ambient temperature conditions
Under, to different ambient temperature measurement data, and actual temperature data is carried out corresponding to different ambient temperature measurement data
Standardization, obtain dependent variable matrix.
S430, according to the independent variable matrix E0Extract principal component, if it is determined that the principal component meets recurrence condition, then
According to the dependent variable matrix F0Regression equation is obtained, temperature field compensation model is built according to the regression equation.
Preferably, principal component, calculating formula t are extracted according to the independent variable matrixi=E0W1, wherein, E0For independent variable square
Battle array, W1For one-dimensional unit matrix, i=1,2L, t1For first principal component of extraction；
According to the principal component, residual matrix is obtained, to realize recurrence of the independent variable matrix in the principal component,
Calculating formula is：Wherein E1For the residual matrix,It is the transposed matrix of independent variable matrix, regression coefficient
The independent variable matrix is replaced using the residual matrix, and returns to execution and master is extracted according to the independent variable matrix
The operation of composition, untill the principal component meets the recurrence condition, wherein, the recurrence condition is current h-th master
Composition meetssh-1It is the error of fitting quadratic sum of dependent variable, phIt is the pre- of dependent variable
Error sum of squares is surveyed, h=1,2L n, n take positive integer；
According to calculating formulaRecurrence of the dependent variable matrix in the principal component is obtained, wherein, rh
For the coefficient of regression equation, thFor h-th of principal component, h=1,2L n, n take positive integer；
According to the calculating formulaThe inverse process being standardized obtains regression equation, by described in
For regression equation as temperature field compensation model, calculating formula is y=D+a × x1+b×x2, wherein, a and b are equation coefficient, and D is normal
Number, x1For the infrared measurement of temperature data, x2For the ambient temperature measurement data.
Specifically, first round Principle component extraction, calculating formula t are carried out according to independent variable matrix1=E0W1, wherein, E0For certainly
Matrix of variables, W1For one-dimensional unit matrix, t1For first principal component of extraction, implement independent variable matrix in first principal component
On recurrence, obtain residual matrix, calculating formula is：Wherein E1For the residual matrix,It is independent variable square
The transposed matrix of battle array, regression coefficientAccording to Cross gain modulation principle, dependent variable matrix it is main to first into
The recurrence divided has reached satisfied precision, then another E0=E1, E0For independent variable matrix, E1For residual matrix, repeat to extract principal component
Operation, untill h-th of the principal component asked for meets recurrence condition.Wherein, dependent variable matrix is to first principal component
Reverting to can also be by returning condition Verification up to satisfied precision.Recurrence condition obtains h principal component t1,t2L th, h=
1,2L n, n take positive integer, and h-th of principal component meetssh-1It is the fitting of dependent variable
Error sum of squares, phIt is the Prediction sum squares of dependent variable, yh(i)It is using complete
Portion's matrix element simultaneously takes t1, t2L,thAfter regression modeling, the match value of i-th of matrix element, yh(-i)It is to leave out i-th in modeling
Individual matrix element, takes t1,t2L,thAfter regression modeling, y is calculatediMatch value.Implement dependent variable matrix in t1,t2L thOn return
Return, obtainExemplarily,Wherein, r1=0.6005, r2=0.4793.According to mark
The inverse process of standardization obtains regression equation, and using the regression equation as temperature field compensation model, calculating formula is y=D+a × x1+
b×x2, wherein, a and b are equation coefficient, and D is constant, and occurrence can be a=0.712, b=0.062, D=12.503, x1For
The infrared measurement of temperature data, x2For the ambient temperature measurement data.
S440, if it is determined that getting signal processing results, then according to temperature field compensation model and the signal transacting
As a result body temperature measurement is obtained.
The embodiment of the present invention four provides a kind of body temperature measurement method, by under different environment temperatures, obtaining infrared
Actual temperature data corresponding to temperature measurement data and infrared measurement of temperature data, temperature field compensation model is built, is realized to body temperature
Accuracy measurement, meanwhile, improve the efficiency of measurement of bldy temperature, effectively improve user experience.
Embodiment five
Fig. 5 is a kind of structural representation of body temperature measuring device in the embodiment of the present invention five, and the device is applied to pass through
Body temperature measuring devices measure the situation of body temperature, and the device can be realized by the way of software and/or hardware, general collection
Into in the microprocessor of body temperature measuring devices.As shown in figure 5, device includes：Measurement of bldy temperature module 510 and structure module
520。
Measurement of bldy temperature module 510, for if it is determined that receive signal processing results, then according to temperature field compensation model with
And the signal processing results obtain body temperature measurement；
Build module 520, for according to ambient temperature measurement data, and with the ambient temperature measurement Data Matching
Infrared measurement of temperature data and actual temperature data build the temperature field compensation model；
The signal processing results include the signal processing results of the infrared measurement of temperature data and the environment temperature is surveyed
Measure the signal processing results of data.
The embodiment of the present invention is by the infrared measurement of temperature data obtained by infrared measurement of temperature module and passes through ambient temperature measurement
The ambient temperature measurement data input that module obtains is obtained using microprocessor and surveyed into the temperature field compensation model built in advance
Measure the body temperature measurement of object, the embodiment of the present invention can realize the precise acquisition to human body infrared information, with measurement pair
In the case of non-contacting, the temperature data of measurement object is obtained by temperature field compensation model, measurement accuracy is high, meanwhile,
It can realize and continuous quickly measurement is carried out to measurement object, time of measuring is short, efficiency high, and measurement process is simple, conveniently, effectively
Ground improves user experience.
On the basis of above-described embodiment, described device can also include：
Receiving module, the signal processing results sent for receiving the signal processing module；
Sending module, for the body temperature measurement to be sent to the wireless communication module and/or memory module.
In the present embodiment, beforehand through structure module construction temperature field compensation model, when passing through receiving module reception signal
Processing module send to the signal processing results of infrared measurement of temperature data and ambient temperature measurement data when, utilize measurement of bldy temperature
Module, signal processing results are inputted to temperature field compensation model, obtain body temperature measurement.Body temperature is surveyed by sending module
Amount result, which is sent to memory module, to be stored, and body temperature measurement is sent to display screen or aobvious by wireless communication module
Show device, so that user checks.
The embodiment of the present invention five provides a kind of body temperature measuring device, realizes the high-acruracy survey of body temperature, and
Real-time record and the historical query of body thermometry recording can be realized, disclosure satisfy that user measures the demand of body temperature, and measure body
Temperature is convenient, fast, and accuracy is high.
Body temperature measuring device provided in an embodiment of the present invention can perform the measurement of bldy temperature side that any embodiment of the present invention provides
Method, possess the corresponding functional module of execution method and beneficial effect.
Pay attention to, above are only presently preferred embodiments of the present invention and institute's application technology principle.It will be appreciated by those skilled in the art that
The invention is not restricted to specific embodiment described here, can carry out for a person skilled in the art various obvious changes,
Readjust and substitute without departing from protection scope of the present invention.Therefore, although being carried out by above example to the present invention
It is described in further detail, but the present invention is not limited only to above example, without departing from the inventive concept, also
Other more equivalent embodiments can be included, and the scope of the present invention is determined by scope of the appended claims.
Claims (10)
- A kind of 1. body temperature measuring devices, it is characterised in that including：Infrared measurement of temperature module, ambient temperature measurement module and micro- place Device is managed, wherein,The infrared measurement of temperature module, for measuring body temperature to the infrared signal of external radiation according to human body, and by the red of collection Outer temperature measurement data is sent to the microprocessor；The ambient temperature measurement module, for measuring the temperature of human peripheral's environment, and by the ambient temperature measurement number of collection According to transmission to the microprocessor；The microprocessor, for building temperature field compensation model, when receiving the infrared measurement of temperature data and the environment temperature When spending measurement data, body temperature measurement is obtained according to the temperature field compensation model；Wherein, the temperature field compensation model according to ambient temperature measurement data, infrared measurement of temperature data and with the infrared survey The actual temperature data of warm Data Matching and build.
- 2. equipment according to claim 1, it is characterised in that the equipment also includes：Signal processing module, the signal processing module are used for the infrared measurement of temperature data and the ambient temperature measurement number According to progress signal transacting, and signal processing results are sent to the microprocessor, wherein, the signal transacting is put including signal The filtering of big and signal；The microprocessor is additionally operable to receive the signal processing results that the signal processing module is sent, according to the signal Result and the temperature field compensation model, obtain body temperature measurement.
- 3. equipment according to claim 2, it is characterised in that the equipment also includes：Memory module, the memory module are connected with the microprocessor, for store the temperature field compensation model that has built with And body temperature measurement, wherein, the body temperature measurement includes dynamic body temperature measurement and history measurement of bldy temperature in real time As a result；The microprocessor is additionally operable to send the temperature field compensation model built to the memory module and stored, When receiving described in the infrared measurement of temperature data and the ambient temperature measurement data and/or the signal processing module send During signal processing results, the temperature field compensation model is called, by the signal processing results and/or the infrared measurement of temperature data Body temperature measurement is obtained with the ambient temperature measurement data input to the temperature field compensation model, and the body temperature is surveyed Amount result is sent to the memory module.
- 4. equipment according to claim 3, it is characterised in that the equipment also includes：Wireless communication module, the wireless communication module are connected with the microprocessor, for the body temperature measurement to be sent out Display device is delivered to, wherein, the display device includes display and the display screen of mobile intelligent terminal equipment；The microprocessor is additionally operable to send the body temperature measurement to the wireless communication module；Power module, for being powered for the equipment.
- 5. equipment according to claim 1, it is characterised in that the infrared measurement of temperature module includes：Infrared thermopile detects Device, signal processing unit and converting unit, wherein,The infrared thermopile detector, the front end of the infrared measurement of temperature module is arranged at, for gathering the first of body temperature Beginning measurement data, and the initial measurement data is sent to the signal processing unit；The signal processing unit, for carrying out initial signal processing to the initial measurement data, and by the initial signal Result is sent to the converting unit, wherein, the initial signal processing includes signal amplification and signal filtering；The converting unit, for carrying out the operation of analog-to-digital conversion to the initial signal result, to obtain infrared measurement of temperature Data.
- 6. according to the equipment described in claim any one of 1-5, it is characterised in thatThe body temperature measuring devices are built in toilet seat, and the toilet seat is fixed on closestool；And/orThe body temperature measuring devices are built in removably closestool pad；The body temperature measuring devices and the untouchable setting of measurement object.
- A kind of 7. body temperature measurement method, it is characterised in that including：If it is determined that getting signal processing results, then body is obtained according to temperature field compensation model and the signal processing results Temperature measurement result；Wherein, the actual body according to ambient temperature measurement data, infrared measurement of temperature data and with the infrared measurement of temperature Data Matching Warm data build the temperature field compensation model；The signal processing results include the signal processing results of the infrared measurement of temperature data and/or the ambient temperature measurement number According to signal processing results.
- 8. according to the method for claim 7, it is characterised in that structure models for temperature field includes：The infrared measurement of temperature data and ambient temperature measurement data are standardized, are obtained from matrix of variables E0；The actual temperature data and ambient temperature measurement data are standardized, obtain dependent variable matrix F0；According to the independent variable matrix E0Extract principal component, if it is determined that the principal component meets recurrence condition, then according to it is described because Matrix of variables F0Regression equation is obtained, temperature field compensation model is built according to the regression equation.
- 9. according to the method for claim 8, it is characterised in that according to the independent variable matrix E0Principal component is extracted, if really The fixed principal component meets recurrence condition, then according to the dependent variable matrix F0Regression equation is obtained, according to the regression equation Temperature field compensation model is built, including：Principal component, calculating formula t are extracted according to the independent variable matrixi=E0W1, wherein, E0For independent variable matrix, W1To be one-dimensional Unit matrix, i=1,2L, t1For first principal component of extraction；According to the principal component, residual matrix is obtained, to realize recurrence of the independent variable matrix in the principal component, is calculated Formula is：Wherein E1For the residual matrix,It is the transposed matrix of independent variable matrix, regression coefficientThe independent variable matrix is replaced using the residual matrix, and returns to execution and principal component is extracted according to the independent variable matrix Operation, untill the principal component meets the recurrence condition, wherein, the recurrence condition is current h-th of principal component Meetsh-1It is the error of fitting quadratic sum of dependent variable, phIt is the prediction mistake of dependent variable Poor quadratic sum, h=1,2L n, n take positive integer；According to calculating formulaRecurrence of the dependent variable matrix in the principal component is obtained, wherein, rhTo return Return the coefficient of equation, thFor h-th of principal component, h=1,2L n, n take positive integer；According to the calculating formulaThe inverse process being standardized obtains regression equation, by the recurrence For equation as temperature field compensation model, calculating formula is y=D+a × x1+b×x2, wherein, a and b are equation coefficient, and D is constant, x1 For the infrared measurement of temperature data, x2For the ambient temperature measurement data.
- A kind of 10. body temperature measuring device, it is characterised in that including：Measurement of bldy temperature module, for if it is determined that receive signal processing results, then according to temperature field compensation model and described Signal processing results obtain body temperature measurement；Wherein, according to ambient temperature measurement data, and with the infrared measurement of temperature data of the ambient temperature measurement Data Matching and Actual temperature data builds the temperature field compensation model；The signal processing results include the signal processing results of the infrared measurement of temperature data and the ambient temperature measurement number According to signal processing results.
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