CN106643708A - IMU-based interactive sitting posture correction device, sitting posture correction appliance and monitoring software - Google Patents
IMU-based interactive sitting posture correction device, sitting posture correction appliance and monitoring software Download PDFInfo
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- CN106643708A CN106643708A CN201610838475.7A CN201610838475A CN106643708A CN 106643708 A CN106643708 A CN 106643708A CN 201610838475 A CN201610838475 A CN 201610838475A CN 106643708 A CN106643708 A CN 106643708A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
- G01C21/10—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 by using measurements of speed or acceleration
- G01C21/12—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 by using measurements of speed or acceleration executed aboard the object being navigated; Dead reckoning
- G01C21/16—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 by using measurements of speed or acceleration executed aboard the object being navigated; Dead reckoning by integrating acceleration or speed, i.e. inertial navigation
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
- G08B21/24—Reminder alarms, e.g. anti-loss alarms
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Abstract
The invention relates to an IMU-based interactive sitting posture correction device, a sitting posture correction appliance and monitoring software and belongs to the technical field of health correction. In order to overcome defects of high cost, poor correction effect, slow response, poor safety and short service life in the prior art, the IMU-based interactive sitting posture correction device is proposed and comprises a sensor information receiving module used for receiving measurement information acquired by a sensor, a Kalman filtering module used for filtering the measurement information to obtain an accelerated speed, an angular speed and magnetic field information after filtering, a digital movement processing module used for performing calculation according to the filtered measurement information to obtain azimuth information, a sitting posture information calculation module used for obtaining sitting posture information according to azimuth information and preset reference information, as well as a sitting posture judgement module used for comparing the sitting posture information with the preset sitting posture information threshold value to obtain a judgement result and performing correction according to the judgement result. The IMU-based interactive sitting posture correction device, the sitting posture correction appliance and the monitoring software are applicable to correction of sitting posture of human bodies.
Description
Technical field
The present invention relates to it is a kind of based on the interactive sitting-posture correction device of IMU, sitting position corrector and monitoring of software, belong to strong
Health correcting technology field.
Background technology
With the development of social economy, teen-age overall vision level constantly declines, and most children is all worn in campus
Glasses.In learning process, incorrect sitting posture is a reason for causing myopia critically important.Incorrect sitting posture not only can
Making the learning efficiency of child reduces, and teaching is further lost the confidence, while can also affect healthy, cause visual impairment and
Spinal curvature, hinders the normal development of teenager's bone.Keep good sitting posture be for teenager it is critically important,
But because itself lacks self consciousness, in learning process not independently will hunch even lie prone on desk, and the head of a family
It is also impossible to all the time all at one's side remind it in child with teacher, in the course of time the physical and mental health of child will be because of sitting posture
And be affected.Therefore a kind of Intelligent sitting posture alarm set is designed, gives when child's abnormal sitting posture is true and remind, help child to change
Positive incorrect sitting-pose is highly significant.
Sitting-posture correction device of the prior art is broadly divided into two classes：
The first kind is sitting-posture correction device, such as Patent No. CN2181410, CN215186.This kind of device is mainly logical
Cross elastomeric material to force to carry out human body correcting sitting posture, device has human body very strong restricted and constriction, may be used also when serious
Obstruction can be produced to the skeleton development of child.And corrected faulty sitting posture using compulsory means and cured the symptoms, not the disease, when unloading device
Afterwards human body still has the trend of hunch.So such DeGrain using pure passive type sitting posture reminder.
Equations of The Second Kind is sitting posture reminder.Give when human body sitting posture is incorrect and remind, supervise child to feel and sit just.At present
Sitting posture reminder is broadly divided into chair type and Worn type.Chair type sitting posture reminder is by installing infrared dress on the seat
Put or detect using ultrasonic ranging principle human body sitting posture and give and remind, sensitivity is high, good stability, but cost ratio
Higher and inconvenient replacing place uses.Also one kind is that human body seat is monitored by tilt switch and corresponding frame for movement
Appearance, such apparatus structure is simple, good portability, but is because such device using the principle of mercury gravity to supervise sitting posture
Survey, the mercoid switch of the inside is easily broken causes mercury to overflow, and security is relatively low, and mercury temperature influence is larger, low temperature
When mercoid switch bad response, or even the situation that failure occurs.On the other hand most sitting posture promptings using mercoid switch are filled
It is all to adjust predetermined angle by frame for movement to put, unavoidable because limiting predetermined angle adjustment, tool the reason for frame for movement
Body is embodied in user and can only be selected in several given predetermined angles according to the frame for movement for designing, and the device longevity
Life is shorter.
In sum, there is high cost, DeGrain in the sitting posture prompting apparatus for correcting of prior art, and response is low, peace
The full defect such as property is low, service life is short.
The content of the invention
The invention aims to solve prior art high cost, rectification effect not substantially, response speed is slow, security
The short shortcoming of difference, service life, and a kind of interactive sitting-posture correction device based on IMU is proposed, including：
Sensor information receiver module, for receiving the metrical information of sensor collection；
Kalman filtering module, for the metrical information to be filtered into process, obtains filtered acceleration, angle speed
Degree and Magnetic Field；
Digital moving processing module, for according to the acceleration, angular speed and Magnetic Field by the side of being calculated
Position information；
Sitting posture information computational module, for obtaining sitting posture information with default reference information according to the azimuth information；
Sitting posture judge module, for the sitting posture information to be compared with default sitting posture information threshold, obtains judged result,
And corrected according to the judged result.
The present invention also proposes a kind of interactive sitting position corrector based on IMU, including：
At least one measurement sensor, is suitable to be arranged on the human body for being easy to monitor human spine degree of crook, uses
The metrical information of human spine degree of crook can be characterized in collection；
Processor, for realizing the function as described in aforementioned means；
The measurement sensor is connected with the processor, for sending the metrical information to the processor.
The present invention also proposes a kind of correcting sitting posture monitoring of software, it is characterised in that include：
Sitting posture data reception module, for receiving the sitting posture data sent by aforesaid device；
Sitting posture image display, for drawing the sitting posture figure that can characterize user's sitting posture information according to the sitting posture data
Picture；
Sitting posture comparison module, for when at least two sitting posture data are received, will be compared simultaneously between sitting posture data
Each sitting posture data is compared with default sitting posture data threshold, comparative result is obtained；
Sitting posture data disaply moudle, for showing the comparative result and the sitting posture image.
Beneficial effects of the present invention are：Direct measurement is carried out to the azimuth information of backbone various pieces, more indirect survey is compared
The amount mode degree of accuracy is higher；Abundant backbone attitude information is obtained by the monitoring of multiple sensors, can be according to backbone attitude
Information arranges spinal curvature pattern, and can in actual use recognize these spinal curvature patterns；Can be in mobile phone, computer end
Vividly intuitively backbone attitude is shown in real time in animation form；Channel radio can be passed through in mobile phone, computer end according to user's request
Letter freely sets the acceptable spinal curvature threshold values of user and reminds duration threshold values, compared with other device frees degree and interactivity more
It is good；The pattern that APP is monitored can be adopted also to lay the first stone for its social functions extension.With low-power consumption monitoring pattern, ensureing
Also system power dissipation can be effectively reduced while monitoring to user's sitting posture, endurance is improved.Alerting pattern freedom and flexibility can
Voice or mode of vibration is selected to give and remind.The present invention by multiple IMU by being arranged on human spine skin surface and head
Direct measurement obtains the bending situation of human spine and carries out real-time monitoring by mobile phone A PP and freely adjust flexible nargin,
The data accuracy of measurement is high, and real-time is good and excellent with long service life, cheap, good portability, security height etc.
Point.
Description of the drawings
Fig. 1 is the structural representation of the interactive sitting-posture correction device based on IMU of the present invention；
Fig. 2 is the workflow diagram of the interactive sitting-posture correction device based on IMU of the present invention；
Fig. 3 is the sitting posture decision flow chart of the interactive sitting-posture correction device based on IMU of the present invention；
Fig. 4 is the sitting posture Eulerian angles schematic diagram of the interactive sitting-posture correction device based on IMU of the present invention.
Specific embodiment
Specific embodiment one：Present embodiment based on the interactive sitting-posture correction device of IMU can be integrated in place
Software function module in reason device, or meet the software solidification of functional requirement into hardware.
The interactive sitting-posture correction device based on IMU of present embodiment as shown in figure 1, including：
Sensor information receiver module, for receiving the metrical information of sensor collection.
Kalman filtering module, for the acceleration, angular speed and Magnetic Field to be filtered into process, is filtered
Rear acceleration, angular speed and Magnetic Field.
Digital moving processing module, for according to the acceleration, angular speed and Magnetic Field by the side of being calculated
Position information.
Sitting posture information computational module, for obtaining sitting posture information with default reference information according to the azimuth information.
Sitting posture judge module, for the sitting posture information to be compared with default sitting posture information threshold, obtains judged result,
And corrected according to the judged result.
Specific embodiment two：Present embodiment from unlike specific embodiment one：Alarm module is sentenced including early warning
Disconnected unit, timing unit and reminding unit, wherein early warning judging unit be used for detect the judged result for sitting posture not
Control timing unit starts timing when correct, if the judged result is always abnormal sitting posture really in predetermined timing time,
Reminding unit sends alerting signal at the end of predetermined timing time.
Present embodiment gives a kind of concrete mode being corrected according to judged result, that is, whether just to detect judged result
Really, if judged result is always incorrect within a period of time, it is issued by alerting signal and is easy to for being corrected.Judged result
Whether compared with default sitting posture information by sitting posture information, can be by judging to sentence more than or less than being equal to
Whether disconnected is that sitting posture is correct.
Other steps and parameter are identical with specific embodiment one.
Specific embodiment three：Present embodiment from unlike specific embodiment one or two：Alerting signal is used to control
Vibrating motor processed, luminescent device, loudspeaker or its any combination send corresponding information, and information is used to remind user
Active correction is carried out to sitting posture.
Present embodiment is disclosed specifically can send alerting signal by which hardware, can be sent by motor and be shaken
Dynamic signal, can send optical signal by luminescent device, can send auditory tone cues signal, or above-mentioned by loudspeaker
The combination of various signals.Can also be by computer end either the screen animated of mobile phone terminal, vibration or come realize prompting
Purpose.After user experiences these signals, the sitting posture for learning oneself is incorrect, you can the sitting posture of oneself is led
Dynamic correction.Send alerting signal hardware be not limited to it is mentioned above, can also be by blower fan send suitable wind or
Suitable heat is sent by heating wire, can reach remind purpose, can by the signal of the sensitive perception of human body, the present invention not
It is limited.
Other steps and parameter are identical with specific embodiment one or two.
Specific embodiment four：Unlike one of present embodiment and specific embodiment one to three：Azimuth information bag
Include the Eulerian angles under three-dimensional system of coordinate；State sitting posture information be Eulerian angles in the azimuth information with the reference information in
The absolute value of the difference of Eulerian angles.
Present embodiment proposes the concrete composition of azimuth information, and azimuth information can also be rotation quaternary number or rotation
Matrix, these two amounts can be converted into Eulerian angles, therefore acquisition rotation quaternary number or spin matrix can also reach this
Bright purpose.
Other steps and parameter are identical with one of specific embodiment one to three.
Specific embodiment five：Unlike one of present embodiment and specific embodiment one to four：When sitting posture information
During more than sitting posture information threshold, judged result is that abnormal sitting posture is true, when threshold value of the sitting posture information less than or equal to sitting posture information,
Judged result is that sitting posture is correct.、
Present embodiments provide for judge the whether correct method of sitting posture, will sitting posture information compare with sitting posture information threshold
Size.Can also judge whether sitting posture is correct using other modes, for example, be set to sitting posture information threshold interval with multistage
Array, sitting posture information is matched with these arrays, judge that sitting posture information is interval corresponding to which, and each for setting
It is interval to have different, detailed sitting posture judged result, incorrect, the interval C-D that for example belongs to back posture in interval A-B
Belong to Lower Back incorrect etc..
Other steps and parameter are identical with one of specific embodiment one to four.
Specific embodiment six：Unlike one of present embodiment and specific embodiment one to five：Can also include
Wireless communication module, for sitting posture information and/or judged result to be sent to mobile terminal, device is by the radio communication mold
Block receives sitting posture information threshold from mobile terminal.
Wireless communication module can be bluetooth module or wifi module, and mobile terminal can be mobile phone or flat board electricity
Brain, or other kinds of computer.So arranging can in real time receive in a portable device sitting posture information, or
Sitting posture information threshold is sent to device.
Other steps and parameter are identical with one of specific embodiment one to five.
Specific embodiment seven：Unlike one of present embodiment and specific embodiment one to six：Device can be with
Including power managed module, for cutting when detecting the acceleration information and being consistently less than predetermined threshold in predetermined duration
It is changed to low-power consumption mode.
Present embodiment provides a kind of power managed module to reduce the power consumption of device.It is intelligent except above-mentioned offer
Outside method of reducing power consumption, manual lower power consumption mode, such as function by pre-setting can also be used to select mould
Block is selecting low-power consumption mode.
Other steps and parameter are identical with one of specific embodiment one to six.
Specific embodiment eight：Unlike one of present embodiment and specific embodiment one to seven：Reference information is
The azimuth information obtained by selected metrical information.
Present embodiments provide for a kind of acquisition pattern of reference information, i.e. reference information can be obtained by measurement, and not
It is manually to pre-set.For example in initially use device of user, first take a sensor and be installed in vertebra near waist
The position in portion, gather reference information, then after measurement in be all defined by this reference information fixed, carry out follow-up ratio
Compared with measurement.
Specific embodiment nine：Present embodiment provides a kind of interactive sitting position corrector based on IMU, including at least one
Individual measurement sensor, is suitable to be arranged on the human body for being easy to monitor human spine degree of crook, can characterize for collection
The metrical information of human spine degree of crook；Processor, for realizing the base described in any one of specific embodiment one to eight
The function described in interactive sitting-posture correction device in IMU.The measurement sensor is connected with the processor, for described
Processor sends the metrical information.
The sitting position corrector of present embodiment is also surveyed except the apparatus for correcting being embodied as in eight including at least one
Quantity sensor, sensor is used to gather metrical information and be sent to processor, and processor is connect by sensor information receiver module
After receiving metrical information, processed, finally obtained judged result.This process and relevant apparatus are elaborated in the preamble
, here is omitted.
Specific embodiment ten：Present embodiment from unlike specific embodiment nine：Measurement sensor is IMU sensings
Device.
The other kinds of sensor that can obtain Eulerian angles and acceleration can also be selected.
Other steps and parameter are identical with specific embodiment nine.
Of the invention is described further based on the interactive sitting position corrector of IMU below.
Specifically, sensor can use nine axle Inertial Measurement Unit (IMU) sensors, include 3 axis accelerometers, 3
Axle gyroscope and 3 axle magnetometers, can according to user's request human spine diverse location skin surface and selective
Multiple IMU sensors are installed for real-time the acquisition acceleration of corresponding site, angular speed and Magnetic Field.Because passing through sensor
Acceleration, gyroscope and Magnetic Field are measured and inevitably produce certain noise because of the shake of sensor,
So needing to be filtered it process before data processing is carried out.And Kalman filtering be applied to real time data process and
The fusion of multi-sensor data, current time is obtained using the estimate at previous moment and the observation of present moment most
Good estimate is used for real time data processing.
The present invention is filtered process using Kalman filtering algorithm to the data that sensor is collected.During using upper one
The state vector at quarter carries out prior estimate to this moment quantity of state, then updates quantity of state according to observational equation.Then it is continuous
Circulation is completed until filtering.
After being filtered to sensing data can using built-in digital moving processor (DMP) by 3 axle accelerations,
3 axis angular rates and Magnetic Field carry out fusion and obtain the azimuth informations such as spin matrix, quaternary number and Eulerian angles for subsequent algorithm
Process.Wherein, Eulerian angles mainly use as the foundation of follow-up calculating, due to can between spin matrix, quaternary number and Eulerian angles
Arbitrarily to change, thus can also by obtain spin matrix and or quaternary number replacing Eulerian angles to carry out follow-up calculating.
The problem misaligned in order to avoid installing the sensor coordinate system that just do not brought and human body coordinate system, it would be desirable to
Initialization correction is carried out to system.Concretely comprise the following steps by multiple sensors be arranged on human spine diverse location skin surface with
And correct sitting posture 5s is kept after head, now correcting unit can be with the coordinate system of backbone lower end skin surface sensorAs base
It is accurate, it is assumed that itself and human body coordinate system overlap then to be corrected the azimuth information of other sensors and obtain sensor coordinatesPhase
For the spin matrix R of human body coordinatei0(i=1,2,3 ...) or rotate against quaternary number qi0(i=1,2,3 ...), Zhi Housuo
There is the azimuth information that sensor is collected to only need to and its spin matrix or rotate against quaternary number and is multiplied the human body that be obtained
The azimuth information at each position of backbone.The schematic diagram of specific installation position and azimuth information is as shown in Figure 4.
The present invention relative to other sitting posture reminders can be effectively true to abnormal sitting posture various modes distinguish.
Typically represent the orientation of object using Eulerian angles in three dimensions.So system is recorded in corrected time is installed on backbone
The calculated angle of pitch PITCH (0) of sensor institute of lower end skin surface, yaw angle YAW (0) and roll angle ROLL (0), work
For the benchmark that whole sitting posture is distinguished, the azimuth information of the sensor at each position is monitored in real time.Counted by inclination angle simultaneously
Calculate unit, calculate in real time after azimuth information is collected each sensor relative to benchmark three axial directions angle difference：
dpitch(i)=pitch (i)-PITCH (0) (i=0,1,2,3 ...) (10)
dyaw(i)=yaw (i)-YAW (0) (i=0,1,2,3 ...) (11)
droll(i)=roll (i)-ROLL (0) (i=0,1,2,3 ...) (12)
Wherein pitch (i), yaw (i) and the angle of pitch, yaw angle and roll angle letter that roll (i) is different parts sensor
Breath.Then the inclined angle alpha of 3 axial directions is obtained according to Eulerian angles mathematic interpolationi、βiAnd γi, as shown in Figure 4.If it was found that being installed on
Inclination angle between the sensor and benchmark of backbone each position skin surface has been above in a certain direction default angle
Threshold values then illustrates that human spine leans forward, tilts or twisting states in overall.If being placed in human spine lower end skin
The calculated inclination angle very little of sensor on top layer, but the inclination angle of the sensor of backbone skin surface other positions is at least
There is one to exceed default angle threshold values and then illustrate that human spine bends forwardly, bends right and left or part twisting states,
The definite state that threshold values is assured that human spine is exceeded with reference to the inclination angle in specifically which direction.If user is in head
Also sensor has been worn, device can also reduce the attitude information of neck, more comprehensively sitting posture is monitored.To be many
The information of individual sensor carries out collecting the 3D animations of rear coupling apparatus and shows program, and user can see ridge in mobile phone or computer end
The reconstruction model of post attitude, it is more directly perceived and concrete compared with other devices to sitting posture monitoring.
After sitting posture pattern-recognition is carried out, if it is determined that the true then control unit of user's abnormal sitting posture can be sent out to alarm module
Send early warning information.Alarm module includes judging unit and timing unit and reminding unit, and timing unit is receiving control list
Start the start recording abnormal sitting posture true duration after metamessage, when the abnormal sitting posture true duration time threshold values has been exceeded
Then by vibrating motor, LED or voice module etc. user can be reminded also to report to the police to mobile phone, computer monitoring end simultaneously.Judge single
Unit is additionally operable to sitting posture and recovers normal rear cancellation warning.
Device is also provided with wireless communication module for the azimuth information of backbone different parts to be passed through into WIFI or bluetooth
Wireless mode is sent to mobile phone or computer end, and with reference to 3D animation reconfiguration programs, user can be carried out on mobile phone, computer to sitting posture
Real-time monitoring.And for different user, the angle threshold values and time threshold values of spinal curvature can be independently set and then by logical
Letter module is sent to device.
Present invention additionally comprises a kind of correcting sitting posture monitoring of software, including：
Sitting posture data reception module, for receiving the sitting posture data sent by aforesaid device；
Sitting posture image display, for drawing the sitting posture image that can characterize user's sitting posture information according to sitting posture data；
Sitting posture comparison module, for when at least two sitting posture data are received, will be compared simultaneously between sitting posture data
Each sitting posture data is compared with default sitting posture data threshold, comparative result is obtained；
Sitting posture data disaply moudle, for showing comparative result and sitting posture image.
By App patterns, user can be interactive by APP and friend, compares sitting posture monitoring duration, and can be by them
Sitting posture standard degree and the correct duration of sitting posture contrasted.Teacher or the head of a family can also utilize sitting postures of the APP to multiple children
There is individual entirety to understand and compare.
In view of the duration performance of device, the present invention can also adopt low-power consumption monitoring pattern, by power managed module
Carry out, when sitting posture is correct, if measure all the sensors accekeration it is all little if judge that user remains static, master control core
Piece and peripheral hardware can enter park mode, a unlatching accelerometer monitoring, the acceleration for only measuring when sensor more than threshold values and
Continue for some time, main control chip can just recover normal mode of operation carries out data processing.
<Embodiment 1>
User's device for opening power switch, device is connected to mobile phone, computer end automatically by communication unit, in mobile phone A PP
Or the threshold values of backbone various pieces bending is set by dragging backbone animation model in computer end, then set incorrect seat
The threshold values of appearance duration.
Sensor is installed on again the skin surface and head of human spine diverse location by way of wearing.Keep body
Body is sat straight a period of time, and system carries out initialization correction work automatically.As shown in Figures 2 and 3, each sensing of device Real-time Collection
The acceleration of device, angular speed and Magnetic Field, then carry out Kalman filtering.Filtered data are single by digital moving process
Unit is calculated the azimuth information at each position of backbone.Then each sensor is calculated by inclination angle difference computational unit relative
In the Eulerian angles difference and inclination angle difference of initialization corrected time benchmark.Sitting posture correctness is carried out by sitting posture judging unit
Judge, while sitting posture judging unit can also effectively recognize various spinal curvature patterns.When abnormal sitting posture really after pass through warning system
Timing unit duration true to abnormal sitting posture record, after it exceedes default threshold values using voice module or
The form of vibration is reminded user, is only just cancelled after user's sitting posture recovers normal and being reported to the police.
The attitude information of backbone can be all sent to mobile phone terminal or computer end and then by animation by whole sitting posture monitoring process
Form shows, and facilitates remote monitoring of the head of a family to child's sitting posture.Device also adopts low-power consumption monitoring pattern, in user's sitting posture
Acceleration monitoring is opened correctly and only in Still time, only after acceleration is more than certain threshold values and continues for some time
Recover to normal mode.
The present invention can also have other various embodiments, in the case of without departing substantially from spirit of the invention and its essence, this area
Technical staff works as can make various corresponding changes and deformation according to the present invention, but these corresponding changes and deformation all should belong to
The protection domain of appended claims of the invention.
Claims (10)
1. a kind of interactive sitting-posture correction device based on IMU, it is characterised in that include：
Sensor information receiver module, for receiving the metrical information of sensor collection；
Kalman filtering module, for the acceleration, angular speed and Magnetic Field to be filtered into process, obtains filtered
Acceleration, angular speed and Magnetic Field；
Digital moving processing module, for being believed by being calculated orientation according to the acceleration, angular speed and Magnetic Field
Breath；
Sitting posture information computational module, for obtaining sitting posture information with default reference information according to the azimuth information；
Sitting posture judge module, for the sitting posture information to be compared with default sitting posture information threshold, obtains judged result, and root
Corrected according to the judged result.
2. device according to claim 1, it is characterised in that also including alarm module, the alarm module includes early warning
Judging unit, timing unit and reminding unit, wherein early warning judging unit are used to detect the judged result for sitting posture
The timing unit is controlled when incorrect and starts timing, if the judged result is always abnormal sitting posture in predetermined timing time
Really, then reminding unit sends alerting signal at the end of predetermined timing time.
3. device according to claim 2, it is characterised in that the alerting signal is used to control vibrating motor, photophore
Part, loudspeaker or its any combination send corresponding information, and the information is used to remind user to lead sitting posture
Dynamic correction.
4. device according to claim 1, it is characterised in that the metrical information includes acceleration information；The orientation
Information is included in the Eulerian angles under three-dimensional system of coordinate；The sitting posture information is Eulerian angles and the benchmark in the azimuth information
The absolute value of the difference of the Eulerian angles in information.
5. device according to claim 4, it is characterised in that when the sitting posture information is more than the sitting posture information threshold
When, judged result is that abnormal sitting posture is true, when threshold value of the sitting posture information less than or equal to the sitting posture information, judged result
It is correct for sitting posture.
6. device according to claim 5, it is characterised in that also including wireless communication module, for by sitting posture letter
Breath and/or judged result are sent to mobile terminal, and described device is received by the wireless communication module from the mobile terminal
Sitting posture information threshold.
7. device according to claim 4, it is characterised in that also including power managed module, for described when detect
Acceleration information switches to low-power consumption mode when being consistently less than predetermined threshold in predetermined duration.
8. device according to claim 1, it is characterised in that the reference information is obtained by selected metrical information
Azimuth information.
9. a kind of interactive sitting position corrector based on IMU, it is characterised in that include：
At least one IMU measurement sensors, are suitable to be arranged on the human body for being easy to monitor human spine degree of crook, are used for
Collection can characterize the metrical information of human spine degree of crook；
Processor, for realizing the function as described in any one device in claim 1 to 8；
The measurement sensor is connected with the processor, for sending the metrical information to the processor.
10. a kind of correcting sitting posture monitoring of software, it is characterised in that include：
Sitting posture data reception module, the sitting posture data that the device for receiving by claim 6 sends；
Sitting posture image display, for drawing the sitting posture image that can characterize user's sitting posture information according to the sitting posture data；
Sitting posture comparison module, for when at least two sitting posture data are received, will be compared between sitting posture data and will be every
Individual sitting posture data are compared with default sitting posture data threshold, obtain comparative result；
Sitting posture data disaply moudle, for showing the comparative result and the sitting posture image.
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| CN107452188A (en) * | 2017-07-27 | 2017-12-08 | 南京航空航天大学 | Electronic monitoring ultramagnifier and its control method based on the control of head luffing angle |
| CN107610427A (en) * | 2017-08-23 | 2018-01-19 | 佛山市顺德区中山大学研究院 | A kind of posture monitoring device based on high deformation strain gauge transducer |
| CN107812373A (en) * | 2017-11-06 | 2018-03-20 | 深圳清华大学研究院 | Postural training correcting device, postural training and the control method of correction |
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| CN108095697A (en) * | 2018-01-18 | 2018-06-01 | 佛山科学技术学院 | Posture suggestion device |
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| CN109247714A (en) * | 2017-07-12 | 2019-01-22 | 翟星光 | Sitting posture vision rectifier and sitting posture vision antidote |
| CN107452188A (en) * | 2017-07-27 | 2017-12-08 | 南京航空航天大学 | Electronic monitoring ultramagnifier and its control method based on the control of head luffing angle |
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| CN108095697A (en) * | 2018-01-18 | 2018-06-01 | 佛山科学技术学院 | Posture suggestion device |
| CN108514689A (en) * | 2018-02-28 | 2018-09-11 | 北京未元科技有限公司 | A kind of strong attitude positioning method of electro photoluminescence and strong appearance equipment |
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| CN109215302A (en) * | 2018-10-12 | 2019-01-15 | 阜阳师范学院 | A kind of intelligence posture correction cap and its control method |
| CN109584521A (en) * | 2018-10-15 | 2019-04-05 | 西安理工大学 | A kind of incorrect sitting-pose monitoring method based on Notch sensor |
| CN110211345A (en) * | 2019-05-27 | 2019-09-06 | 歌尔科技有限公司 | Sitting posture reminding method, system and smartwatch |
| CN110956787A (en) * | 2019-12-13 | 2020-04-03 | 深圳智游者科技有限公司 | Sitting posture monitoring method, device and equipment |
| CN110956787B (en) * | 2019-12-13 | 2021-11-26 | 深圳智游者科技有限公司 | Sitting posture monitoring method, device and equipment |
| CN111104905A (en) * | 2019-12-19 | 2020-05-05 | 北京奇艺世纪科技有限公司 | Sitting posture adjusting method and device, electronic equipment and storage medium |
| CN111104905B (en) * | 2019-12-19 | 2024-02-02 | 北京奇艺世纪科技有限公司 | Sitting posture adjusting method and device, electronic equipment and storage medium |
| CN113053074A (en) * | 2019-12-27 | 2021-06-29 | 苏州坦特拉智能科技有限公司 | Sitting posture monitoring method |
| CN113040753A (en) * | 2019-12-27 | 2021-06-29 | 苏州坦特拉智能科技有限公司 | Sitting posture monitoring system |
| CN111601088A (en) * | 2020-05-27 | 2020-08-28 | 大连成者科技有限公司 | Sitting posture monitoring system based on monocular camera sitting posture identification technology |
| CN111950392B (en) * | 2020-07-23 | 2022-08-05 | 华中科技大学 | Human body sitting posture identification method based on depth camera Kinect |
| CN111950392A (en) * | 2020-07-23 | 2020-11-17 | 华中科技大学 | Human body sitting posture identification method based on depth camera Kinect |
| CN113191226A (en) * | 2020-09-15 | 2021-07-30 | 方秋菊 | Student learning habit analysis system based on big data |
| CN112203250A (en) * | 2020-11-04 | 2021-01-08 | 深圳市恒必达电子科技有限公司 | Intelligent glasses control method and device for monitoring sitting posture, storage medium and system |
| CN113511020A (en) * | 2021-05-29 | 2021-10-19 | 深圳华一精品科技有限公司 | Posture correcting pen for correcting pen holding mode and sitting posture |
| CN114468653A (en) * | 2022-02-14 | 2022-05-13 | 广东海瑞智能家居科技有限公司 | Intelligent sofa posture adjusting system based on user posture |
| CN115381439A (en) * | 2022-08-29 | 2022-11-25 | 江苏省淮安体育运动学校 | Visual tight clothes of backbone side bending degree |
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