CN106264488B - Low-power consumption control method for thermometer and low-power consumption thermometer - Google Patents
Low-power consumption control method for thermometer and low-power consumption thermometer Download PDFInfo
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Abstract
The invention discloses a low-power consumption control method of a thermometer, which comprises the following steps: s1, reading an attitude value of a three-axis acceleration sensor arranged in the thermometer, wherein one output shaft of the three-axis acceleration sensor points to the thermometer probe; s2, judging whether the gravity acceleration output by the output shaft is smaller than a preset gravity acceleration threshold value or not according to the attitude numerical value, if so, returning to execute the step S1, otherwise, executing the step S3; s3, judging whether the gravity acceleration output variation of three output shafts of the three-shaft acceleration sensor is smaller than a preset variation threshold value and continuously exceeds a set time threshold value or not according to the attitude numerical value, if so, returning to execute the step S1, and if not, executing the step S4; s4 activating operation of the thermometer probe to acquire body temperature measurement data. The invention also discloses a low-power consumption thermometer, and whether the thermometer probe automatically enters a power-saving or working state is judged by adopting the low-power consumption control method of the thermometer without manual intervention.
Description
Technical field
The present invention relates to temperature check fields, specifically, being related to a kind of clinical thermometer Low-power-consumptiocontrol control method and low-power consumption
Clinical thermometer.
Background technique
Electronic thermometer volume is smaller, and internal battery capacity is little, it is contemplated that power consumption is reduced, it is manual often through adding
The modes such as switch, magnetic induction switch when accident is taken temperature (such as storage, transport, placement) enter battery saving mode or cutting battery
Power supply extends battery life for reducing useless power consumption.
The prior art 1 uses magnet and magnetic induction switch, and magnet is mounted in packing box, and magnetic induction switch is mounted on body temperature
On the PCB of meter, when clinical thermometer is put into packing box, clinical thermometer enters off-position, once clinical thermometer takes out packing box, connects automatically
Energization source；Clinical thermometer power-off needs to be put into packing box, reduces power consumption, exists and need packing box and the complete use of clinical thermometer, uses
Family is cumbersome when using, and packing box is possible to lose, the problem of production technology complexity.
The prior art 2 uses acceleration transducer, cooperates hand dynamic mode, clinical thermometer powers on, into Working mould
Formula, by the modes such as APP order or delay, into off-position；But agency is shipped to after the completion of production for clinical thermometer
In quotient's sales process or during user carries clinical thermometer, clinical thermometer can all generate vibration, cause to wake up clinical thermometer,
The state powered on into clinical thermometer increases power consumption.
There are also clinical thermometers by the way of manual switch, enters or exit working condition by key.
Although the above several ways are attained by the purpose for saving battery capacity to a certain extent, problem is, all needs
Want manual intervention, cannot automatically into exit battery saving mode, user experience is low.
Summary of the invention
The present invention provides a kind of clinical thermometer Low-power-consumptiocontrol control method, and this method is not necessarily to manual intervention clinical thermometer, and clinical thermometer is certainly
Dynamic identification posture enters low-power consumption power down mode.
To achieve the above object, the embodiment of the invention provides
A kind of clinical thermometer Low-power-consumptiocontrol control method, the method comprising the steps of:
The posture numerical value of the 3-axis acceleration sensor inside clinical thermometer is arranged in S1, reading；Wherein, three axis accelerates
The output shaft spent in sensor is directed toward thermometer probe；
S2, the posture numerical value according to the 3-axis acceleration sensor judge the output shaft for being directed toward thermometer probe
Whether the acceleration of gravity of output is less than default acceleration of gravity threshold value, if so, S1 is returned to step, it is no to then follow the steps
S3；
S3, the posture numerical value according to the 3-axis acceleration sensor, judge three of the 3-axis acceleration sensor
The acceleration of gravity output variable quantity of output shaft is less than the time threshold whether preset change threshold is continued above setting, if
It is to return to step S1, it is no to then follow the steps S4；
S4, the starting thermometer probe work are to obtain measurement of bldy temperature data.
In the present solution, whether judging thermometer probe according to posture numerical value by way of obtaining clinical thermometer posture numerical value
Into measurement working condition, to reduce power consumption, it is not necessarily to artificial interference.Further, thermometer probe is directed toward by judgement
Whether the acceleration of gravity of the output shaft output is less than default acceleration of gravity threshold value, to judge that thermometer probe measures work
Switching between state and non-measured working condition, thermometer probe enters measurement working condition as needed, to reduce function
Consumption is not necessarily to artificial interference, also, due to band when the 3-axis acceleration sensor can detecte human heartbeat and breathing vibration
The variation of the acceleration of gravity of three output shafts of the 3-axis acceleration sensor come, by judging that the 3-axis acceleration passes
Three output shafts of sensor acceleration of gravity output variable quantity be less than preset change threshold whether be continued above setting when
Between threshold value, illustrate whether thermometer probe pastes on the skin, when the acceleration of gravity of three output shafts of 3-axis acceleration sensor
When output variable quantity is continued above the time threshold of setting less than preset change threshold, illustrate that thermometer probe is not attached to people
On body skin, clinical thermometer remains static, and stops the work of thermometer probe measurement temperature data, to further decrease body
Temperature meter power consumption.
It as an improvement of the above scheme, after step s4, further include step, the measurement of bldy temperature data that will acquire are deposited
Storage is exported by bluetooth approach, is prepared for temperature data analysis.
As an improvement of the above scheme, step S4, which is specifically included, wakes up the thermometer probe according to preset first frequency
Work returns to step S1 to obtain measurement of bldy temperature data and wake up the 3-axis acceleration sensor.
In improvement project, when thermometer probe measures temperature data, there is measurement people because other things stop suddenly
The case where measurement body temperature or measurement of bldy temperature terminate constantly wakes up thermometer probe with first frequency and first frequency wakes up three axis and adds
Velocity sensor reads the posture numerical value of current 3-axis acceleration sensor, obtains clinical thermometer current pose, judges that clinical thermometer is visited
Whether head stops measuring temperature data, to reduce clinical thermometer power consumption.
Preferably, the first frequency is more than or equal to 0.25HZ.
As an improvement of the above scheme, in the step S2 and S3, before returning to step S1, first according to preset
Second frequency wakes up the 3-axis acceleration sensor.
In improvement project, when thermometer probe is in non-measured working condition downward, or, when clinical thermometer is by arbitrarily static
Place, forget especially in storage and transport, clinical thermometer can only be waken up with second frequency 3-axis acceleration sensor information into
Row read work, it is low in energy consumption；The continuous second frequency of clinical thermometer wakes up the 3-axis acceleration sensor, so that when there are clinical thermometers
When probe enters measuring state by non-measured state, thermometer probe can be perceived automatically into measuring state, body as needed
Switching of the temperature meter probe between measuring state and non-measured state, more power saving further decrease power consumption.
Preferably, the second frequency is less than or equal to 0.01HZ.
As an improvement of the above scheme, the default acceleration of gravity threshold value is -0.707g, thermometer probe at this time to
Lower 45 °, when thermometer probe is 90 ° vertically downward, and thermometer probe is between downward 45 ° and 90 °, clinical thermometer is in power saving
State stops thermometer probe and measures work.
As an improvement of the above scheme, the preset change threshold is 8mg, and the time threshold is 30 seconds.
The present invention also provides a kind of low-power consumption clinical thermometer, including thermometer probe, the clinical thermometer further includes that setting exists
It 3-axis acceleration sensor inside clinical thermometer and connect respectively with the 3-axis acceleration sensor, thermometer probe micro-
Control unit, an output shaft in the 3-axis acceleration sensor are directed toward thermometer probe, in which:
The 3-axis acceleration sensor is used to acquire the posture numerical value of clinical thermometer；
The micro-control unit is being sentenced for being judged according to the posture numerical value that the 3-axis acceleration sensor acquires
The acceleration of gravity that severed finger is exported to the output shaft of thermometer probe is greater than default acceleration of gravity threshold value, and judges institute
The acceleration of gravity output variable quantity for stating three output shafts of 3-axis acceleration sensor is less than preset change threshold and does not hold
In the case where the continuous time threshold more than setting, start the thermometer probe work just to obtain measurement of bldy temperature data.
In the present solution, being known by micro-control unit to the posture numerical value that clinical thermometer inside 3-axis acceleration sensor exports
Not, whether micro-control unit controls thermometer probe enters measurement working condition, reduces power consumption, is not necessarily to artificial interference.Further
Ground, when whether the output shaft output acceleration of gravity that micro-control unit detects that thermometer probe is directed toward is less than default gravity
Acceleration rate threshold, to judge the switching between thermometer probe measurement working condition and non-measured working condition, thermometer probe
Enter measurement working condition as needed, to reduce power consumption, is not necessarily to artificial interference, also, since the 3-axis acceleration passes
The gravity of three output shafts of 3-axis acceleration sensor described in bring when sensor can detecte human heartbeat and breathing vibration
The variation of acceleration, when micro-control unit also detects that the acceleration of gravity output of three output shafts of 3-axis acceleration sensor becomes
When change amount is continued above the time threshold of setting less than preset change threshold, illustrate that thermometer probe is not attached to human skin
On, clinical thermometer remains static, and stops the work of thermometer probe measurement temperature data, to further decrease clinical thermometer function
Consumption.
As an improvement of the above scheme, the low-power consumption clinical thermometer further includes the bluetooth mould connecting with the micro-control unit
Block and/or storage unit, the measurement of bldy temperature data that will acquire are stored and/or are exported by bluetooth approach, analyzed for temperature data
It prepares.
Detailed description of the invention
Fig. 1 is a kind of Low-power-consumptiocontrol control method flow diagram of the clinical thermometer of the embodiment of the present invention 1；
Fig. 2 is 6 kinds of posture figures of 3-axis acceleration sensor of the present invention；
Fig. 3 is a kind of Low-power-consumptiocontrol control method flow diagram of the clinical thermometer of the embodiment of the present invention 2；
Fig. 4 is a kind of Low-power-consumptiocontrol control method flow diagram of the clinical thermometer of the embodiment of the present invention 3；
Fig. 5 is installation diagram of the 3-axis acceleration sensor in clinical thermometer under thermometer probe measuring state of the present invention；
Fig. 6 is clinical thermometer posture figure of the thermometer probe of the present invention under non-measured state；
Fig. 7 is a kind of Low-power-consumptiocontrol control method flow diagram of the clinical thermometer of the embodiment of the present invention 4；
Fig. 8 is a kind of detailed process schematic diagram of the Low-power-consumptiocontrol control method of the clinical thermometer of the embodiment of the present invention 5；
Fig. 9 is a kind of structural schematic diagram of low-power consumption clinical thermometer of the embodiment of the present invention 6；
Figure 10 is a kind of structural schematic diagram of low-power consumption clinical thermometer of the embodiment of the present invention 7.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
It is a kind of Low-power-consumptiocontrol control method flow diagram of clinical thermometer of the embodiment of the present invention 1, the clinical thermometer such as Fig. 1
Low-power-consumptiocontrol control method, include the following steps S1~S4:
The posture numerical value of the 3-axis acceleration sensor inside clinical thermometer is arranged in S1, reading；Wherein, three axis accelerates
The output shaft spent in sensor is directed toward thermometer probe；
In this step, referring to fig. 2,3 essentially identical uniaxial acceleration built in the three-axis acceleration transducer chip
Sensor is spent, the different direction of each correspondence, we are defined as X sensor such as attached drawing, and Y sensor, Z sensor, they are respectively
It is responsible for the acceleration in measurement tri- directions X, Y, Z, the length a of three-axis acceleration transducer chip, width b, height c.When three axis
When acceleration sensor chip is stationary, sensor is only affected by gravity, and size and Orientation is fixed；When setting 3-axis acceleration
The measurement journey of 3 axis of sensor is set as ± 2g, does not consider 0g offset and influence of noise, three output shaft output phasies are for gravity direction
Relationship such as table 1.
The posture numerical value (Xout, Yout, Zout) for the 3-axis acceleration sensor being arranged in inside current clinical thermometer is read,
And the length a of three-axis acceleration transducer chip is calculated separately out, what width b, height c were formed with acceleration of gravity direction respectively
Angle, θx、θy、θz,
θx* 180/ π of=[arctan (Xout/squr (Yout*Yout+Zout*Zout))],
θy* 180/ π of=[arctan (Yout/squr (Xout*Xout+Zout*Zout))],
θz* 180/ π of=[arctan (Zout/squr (Xout*Xout+Yout*Yout))]；
Wherein, the output shaft that thermometer probe is directed toward in the present embodiment is the output shaft of X sensor.
Table 1
S2, the posture numerical value according to the 3-axis acceleration sensor judge the output shaft for being directed toward thermometer probe
Whether the acceleration of gravity of output is less than default acceleration of gravity threshold value, if so, S1 is returned to step, it is no to then follow the steps
S3；
When it is implemented, the body temperature program in clinical thermometer passes through comparison three-axis acceleration transducer chip X sensor output
The current angular θ of the output valve conversion of axisxThe angle, θ to convert with default acceleration of gravity threshold X out 'xIf θxLess than θ 'x,
Illustrate thermometer probe downward, for example, with reference to the posture (6) in table 1, such as Fig. 6, thermometer probe is returned without measuring work
Receipt row step S1.
S3, the posture numerical value according to the 3-axis acceleration sensor, judge three of the 3-axis acceleration sensor
The acceleration of gravity output variable quantity of output shaft is less than the time threshold whether preset change threshold is continued above setting, if
It is to return to step S1, it is no to then follow the steps S4；
In this step, the body temperature program in clinical thermometer is defeated by comparing the X sensor of three-axis acceleration transducer chip
Angle variable quantity (the Δ θ of the acceleration of gravity output variable quantity conversion of shaft, Y sensor output shaft and Z sensor output shaftx,
Δθy,Δθz) and preset change threshold conversion angle (Δ θ 'x,Δθ′y,Δθ′z), if Δ θ simultaneouslyxLess than Δ θ 'x,
ΔθyLess than Δ θ 'y, Δ θzLess than Δ θ 'z, and it is continued above the time threshold of setting, illustrate that clinical thermometer remains static, body
Temperature meter probe is without measuring work；
S4, the starting thermometer probe work are to obtain measurement of bldy temperature data.For example, clinical thermometer is in the appearance in table 1
State (5), such as Fig. 5.
In above-mentioned steps S2 and S3, it is by the acceleration of gravity that the output shaft output of thermometer probe is directed toward in judgement
It is no to be less than default acceleration of gravity threshold value, to judge cutting between thermometer probe measurement working condition and non-measured working condition
It changes, thermometer probe enters measurement working condition as needed, to reduce power consumption, is not necessarily to artificial interference, also, due to three axis
Acceleration sensor chip can detecte the vibration variation of human heartbeat and breathing, when clinical thermometer is in transport or storage, i.e.,
Making thermometer probe is upward, if it is determined that the acceleration of gravity of three output shafts of the 3-axis acceleration sensor exports
Variable quantity is less than the time threshold that preset change threshold is continued above setting, illustrates that clinical thermometer is not attached to human skin
On, it remains static, is not necessarily to manual intervention, for clinical thermometer automatically into power down mode, power consumption is low.
It is a kind of Low-power-consumptiocontrol control method flow diagram of clinical thermometer of the embodiment of the present invention 2 such as Fig. 3.The clinical thermometer
Low-power-consumptiocontrol control method be based on embodiment 1, the difference is that, start thermometer probe work to obtain body temperature survey
Further include following steps after measuring data:
S5, the measurement of bldy temperature data that will acquire storage are exported by bluetooth approach.
Storage unit inside clinical thermometer can store for the temperature data that thermometer probe measures, or with bluetooth
Mode exports, and prepares for temperature data analysis, or provide data basis for body temperature prediction algorithm.
It is a kind of Low-power-consumptiocontrol control method flow diagram of clinical thermometer of the embodiment of the present invention 3 such as Fig. 4.The body temperature
The Low-power-consumptiocontrol control method of meter is based on embodiment 2, the difference is that, step S4 is specifically included:
S4 ' wakes up the thermometer probe work according to preset high-frequency to obtain measurement of bldy temperature data and wakes up institute
State 3-axis acceleration sensor.And it returns to step S1 respectively after executing step S4 ' and executes step S5.
Wherein, preset first frequency rate is more than or equal to 0.25HZ.
In the present embodiment, when thermometer probe measures temperature data, there is measurement people because other things stop suddenly
The case where measurement body temperature or measurement of bldy temperature terminate, constantly wakes up thermometer probe and first frequency wakes up 3-axis acceleration sensing
Device reads the posture numerical value of current 3-axis acceleration sensor, obtains clinical thermometer current pose, judges that thermometer probe is in time
No stopping measures temperature data, to reduce clinical thermometer power consumption.
It is a kind of Low-power-consumptiocontrol control method flow diagram of clinical thermometer of the embodiment of the present invention 4 such as Fig. 7.The body temperature
The Low-power-consumptiocontrol control method of meter is based on embodiment 3, the difference is that, in the step S2, returning to step S1
Before, comprising steps of
S2 ' first wakes up the 3-axis acceleration sensor according to preset second frequency rate；
In the step S3, before returning to step S1, comprising steps of
S3 ' first wakes up the 3-axis acceleration sensor according to preset second frequency rate.
Wherein, preset second frequency rate is less than or equal to 0.01HZ.
In the present embodiment, when thermometer probe is in non-measured working condition downward, or, when clinical thermometer is put by arbitrarily static
It sets, forget especially in storage and transport, clinical thermometer only can second frequency time wake-up 3-axis acceleration sensor information progress
Read work, it is low in energy consumption.
Clinical thermometer constantly wakes up the 3-axis acceleration sensor with second frequency, so that when there are thermometer probes by non-
When measuring state enters measuring state, clinical thermometer can perceive thermometer probe and enter measuring state, and clinical thermometer as needed is visited
Switching of the head between measuring state and non-measured state, more power saving further decrease power consumption.
Hereinafter, passing through the low power consumption control side of a 5 the present invention is described in detail clinical thermometer of specific embodiment in conjunction with Fig. 8
The complete implementation procedure of method, steps are as follows for execution:
S101. read be arranged in 3-axis acceleration sensor inside clinical thermometer posture numerical value (Xout, Yout,
Zout), the X sensor output shaft of 3-axis acceleration sensor is directed toward thermometer probe.
S102. according to the posture numerical value (Xout, Yout, Zout) of 3-axis acceleration sensor, judge that the X sensor is defeated
Whether the acceleration of gravity Xout of shaft output is less than -0.707g, passes if so, waking up the 3-axis acceleration according to 0.01HZ
Sensor, and return to step S101；Otherwise, step S103 is executed.
S103. according to the posture numerical value (Xout, Yout, Zout) of 3-axis acceleration sensor, judge that the X sensor is defeated
The acceleration of gravity output variable quantity of shaft, Y sensor output shaft and Z sensor output shaft is respectively smaller than whether 8mg persistently surpasses
30 seconds are spent, if so, waking up the 3-axis acceleration sensor according to 0.01HZ, and returns to step S101；Otherwise, it executes
Step S104.
S104. start the thermometer probe work to obtain measurement of bldy temperature data；Institute is waken up according to preset 0.25HZ
Thermometer probe work is stated to obtain measurement of bldy temperature data and wake up the 3-axis acceleration sensor.Then it returns and holds respectively
Row step S101 and execution step S105.
S105. the measurement of bldy temperature data that will acquire are stored or are exported by bluetooth approach.
In the specific embodiment, the Low-power-consumptiocontrol control method of clinical thermometer passes through the gravity for judging the output of X sensor output shaft
Whether acceleration Xout is less than -0.707g, that is, whether downward 45 ° of thermometer probe is judged, when thermometer probe is vertically downward
90 °, when thermometer probe is between downward 45 ° and 90 °, clinical thermometer is in power down mode, stops thermometer probe and measures work,
To reduce power consumption.The Low-power-consumptiocontrol control method of clinical thermometer, which also passes through, judges the X sensor output shaft, Y sensor output shaft
30 seconds that default 8mg is continued above setting are respectively smaller than with the acceleration of gravity output variable quantity of Z sensor output shaft, to judge
Whether clinical thermometer remains static, and switches thermometer probe working condition, only when needing to measure body temperature, clinical thermometer
Probe is started to work, and achievees the purpose that low-power consumption.
In addition, using first frequency wake-up 3-axis acceleration sensor and in clinical thermometer under thermometer probe measuring state
Under stationary state in such a way that second frequency wakes up 3-axis acceleration sensor, so that clinical thermometer further decreases power consumption, and
And it is not necessarily to artificial interference.
It is a kind of low-power consumption clinical thermometer of the embodiment of the present invention 6 referring to Fig. 9, which includes:
Thermometer probe 30, the 3-axis acceleration sensor 10 being arranged in inside clinical thermometer and respectively with 3-axis acceleration
The micro-control unit 20 that sensor 10, thermometer probe 30 connect, an output shaft in 3-axis acceleration sensor 10 are directed toward
Thermometer probe 30, in which:
3-axis acceleration sensor 10 is used to acquire the posture numerical value of clinical thermometer；
Micro-control unit 20 refers to for being judged according to the posture numerical value that 3-axis acceleration sensor 10 acquires in judgement
The acceleration of gravity exported to the output shaft of thermometer probe 30 is greater than default acceleration of gravity threshold value, and judges that three axis accelerate
The acceleration of gravity output variable quantity for spending three output shafts of sensor 10 is not continued above less than preset change threshold to be set
In the case where fixed time threshold, start the work of thermometer probe 30 just to obtain measurement of bldy temperature data.
In the present embodiment, clinical thermometer inside 3-axis acceleration sensor 10 is exported by micro-control unit 20 posture number
Value identification, according to the posture numerical value, micro-control unit 20 detects the gravity for being directed toward the output shaft output of thermometer probe 30
When acceleration is less than default acceleration of gravity threshold value, micro-control unit 20 continues to read the body that 3-axis acceleration sensor 10 exports
Temperature meter posture numerical value；Otherwise, the acceleration of gravity of the detection of micro-control unit 20 10 3 output shafts of 3-axis acceleration sensor is defeated
When variable quantity is not continued above the time threshold of setting less than preset change threshold out, micro-control unit 20 continues reading three
The clinical thermometer posture numerical value that axle acceleration sensor 10 exports；Otherwise the work of starting thermometer probe 30 is to obtain measurement of bldy temperature number
According to.
Whether the acceleration of gravity that the output shaft output for being directed toward thermometer probe 30 is detected by micro-control unit 20 is less than
Default acceleration of gravity threshold value, to switch the measurement working condition and non-measured working condition of thermometer probe, thermometer probe
Enter measurement working condition as needed, to reduce power consumption, is not necessarily to artificial interference.
Due to bring 3-axis acceleration when 3-axis acceleration sensor 10 can detecte human heartbeat and breathing vibration
The variation of the acceleration of gravity of 10 3 output shafts of sensor, when micro-control unit 20 detects 3-axis acceleration sensor 10 3
When the acceleration of gravity output variable quantity of output shaft is continued above the time threshold of setting less than preset change threshold, illustrate body
Temperature meter is not attached on human skin, and clinical thermometer remains static, and stops the work of thermometer probe measurement temperature data, from
And reduce clinical thermometer power consumption.
It is a kind of low-power consumption clinical thermometer of the embodiment of the present invention 7 referring to Figure 10.The low-power consumption clinical thermometer is in embodiment 6
On the basis of, further includes:
The bluetooth module 21 and storage unit 22 being connect with the micro-control unit.
In the present embodiment, clinical thermometer inside 3-axis acceleration sensor 10 is exported by micro-control unit 20 clinical thermometer
Posture numerical identification, according to the posture numerical value, micro-control unit 20 detects the output shaft output for being directed toward thermometer probe 30
Acceleration of gravity when being less than default acceleration of gravity threshold value, micro-control unit 20 continues to read 3-axis acceleration sensor 10 defeated
Clinical thermometer posture numerical value out；Otherwise, the gravity that micro-control unit 20 detects 10 3 output shafts of 3-axis acceleration sensor adds
When speed output variable quantity is not continued above the time threshold of setting less than preset change threshold, micro-control unit 20 continues
Read the clinical thermometer posture numerical value that 3-axis acceleration sensor 10 exports；Otherwise the work of starting thermometer probe 30 is to obtain body temperature
Measurement data.
After micro-control unit 20 obtains the temperature data, the temperature data is stored in by micro-control unit 20
It in storage unit 22, or is exported by bluetooth module 21, is prepared for temperature data analysis, or predicted for body temperature with bluetooth approach
Algorithm provides data basis.
Combining most preferred embodiment above, invention has been described, but the invention is not limited to implementations disclosed above
Example, and various modifications, equivalent combinations according to the essence of the present invention should be covered.
Claims (10)
1. a kind of clinical thermometer Low-power-consumptiocontrol control method, it is characterised in that:
The posture numerical value of the 3-axis acceleration sensor inside clinical thermometer is arranged in S1, reading；Wherein, the 3-axis acceleration passes
An output shaft in sensor is directed toward thermometer probe；
S2, the posture numerical value according to the 3-axis acceleration sensor judge the output shaft output for being directed toward thermometer probe
Acceleration of gravity whether be less than default acceleration of gravity threshold value, it is no to then follow the steps S3 if so, return to step S1；
S3, the posture numerical value according to the 3-axis acceleration sensor judge three outputs of the 3-axis acceleration sensor
The acceleration of gravity output variable quantity of axis is less than the time threshold whether preset change threshold is continued above setting, if so,
It determines that thermometer probe does not paste on the skin, returns to step S1；Otherwise, it determines thermometer probe patch is on the skin, execute
Step S4；
S4, the starting thermometer probe work are to obtain measurement of bldy temperature data.
2. clinical thermometer Low-power-consumptiocontrol control method according to claim 1, which is characterized in that after step s4, further include
Step:
The measurement of bldy temperature data that will acquire are stored or are exported by bluetooth approach.
3. clinical thermometer Low-power-consumptiocontrol control method according to claim 1, which is characterized in that step S4 is specifically included:
The thermometer probe work is waken up according to preset first frequency to obtain measurement of bldy temperature data and wake-up described three
Axle acceleration sensor, and return to step S1.
4. clinical thermometer Low-power-consumptiocontrol control method described in any claim in -3 according to claim 1, it is characterised in that: in institute
It states in step S2 and S3, before returning to step S1, first wakes up the 3-axis acceleration according to preset second frequency and sense
Device.
5. clinical thermometer Low-power-consumptiocontrol control method according to claim 3, it is characterised in that: the first frequency is more than or equal to
0.25HZ。
6. clinical thermometer Low-power-consumptiocontrol control method according to claim 4, it is characterised in that: the second frequency is less than or equal to
0.01HZ。
7. clinical thermometer Low-power-consumptiocontrol control method according to claim 1, it is characterised in that: the default acceleration of gravity threshold
Value is -0.707g.
8. clinical thermometer Low-power-consumptiocontrol control method according to claim 1, it is characterised in that: the preset change threshold is
8mg, the time threshold are 30 seconds.
9. a kind of low-power consumption clinical thermometer, including thermometer probe, it is characterised in that: the clinical thermometer further includes being arranged in clinical thermometer
Internal 3-axis acceleration sensor and the microcontroller list being connect respectively with the 3-axis acceleration sensor, thermometer probe
Member, an output shaft in the 3-axis acceleration sensor are directed toward thermometer probe, in which:
The 3-axis acceleration sensor is used to acquire the posture numerical value of clinical thermometer；
The micro-control unit refers to for being judged according to the posture numerical value that the 3-axis acceleration sensor acquires in judgement
In the case that the acceleration of gravity exported to the output shaft of thermometer probe is greater than default acceleration of gravity threshold value, and sentence
Break the 3-axis acceleration sensor three output shafts acceleration of gravity output variable quantity be less than preset change threshold do not have
There is the time threshold for being continued above setting, to determine thermometer probe patch on the skin, just starts the thermometer probe work
To obtain measurement of bldy temperature data.
10. low-power consumption clinical thermometer according to claim 9, it is characterised in that: further include being connect with the micro-control unit
Bluetooth module and/or storage unit.
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| CN109431199B (en) * | 2017-03-29 | 2020-02-21 | 杭州吻吻鱼科技有限公司 | Thermometer, sealed container, and thermos cup |
| CN107550128A (en) * | 2017-08-28 | 2018-01-09 | 京东方科技集团股份有限公司 | A kind of Intelligent seat and its control method |
| CN212394900U (en) * | 2020-01-14 | 2021-01-26 | 天津理工大学 | Animal motion sign monitoring system |
| CN111327767A (en) * | 2020-02-06 | 2020-06-23 | Tcl移动通信科技（宁波）有限公司 | Lighting device control method, system, storage medium and mobile terminal |
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