Specific embodiment
As shown in Figure 1, a kind of sleep monitoring device, including:
Acquire the acquisition module 100 of object real-time physiological signals to be measured, receive with handle object real-time physiological signals to be measured,
The interactive controlling module 200 of control signal is sent out when real-time physiological signals are in preset threshold range, receives control signal, simultaneously
According to control signal and carry the presets list of different control signals and sleep info correspondence, send real-time sleep info
Data processing module 300;
Acquisition module 100 is connect with interactive controlling module 200, and interactive controlling module 200 connects with data processing module 300
It connects.
Acquisition module 100 is used for acquiring object real-time physiological signals to be measured, and acquisition module 100 can specifically include adopting
Collect the myoelectricity acquisition module of myoelectricity physiological signal, for the pulse frequency acquisition module that acquires pulse frequency physiological signal and for acquiring body
At least one of sensor assembly of dynamic physiological signal.Specifically, for myoelectricity physiological signal:In awakening, myoelectricity physiology
The amplitude of signal is larger, and as sleep degree is deepened, amplitude reduces;For pulse frequency physiological signal, the frequency including arteriopalmus,
Pulse frequency variability (PRV, Pulse RateVariability).The speed of pulse frequency is by factors such as age, gender, movement and moods
Influence.When moving and is excited, then slow down when can increase pulse frequency, and rest, sleep.Pulse frequency variability and heart rate variability
Property is highly relevant, can reflect Autonomic nerve block, to analyze sleep quality.Physiological signal is moved for body:In awakening, body
Dynamic physiological signal is mostly more apparent and frequent, and other than the awakening phase, other phase phases are also likely to be present non-apparent body once in a while
Dynamic behavior, but when awakening compared with, the frequency of generation is relatively low, and movement range is also smaller, can thus efficiently differentiate out the awakening phase
With sleep period.
Interactive controlling module 200 is received with handling object real-time physiological signals to be measured, when real-time physiological signals are in default
Control signal is sent out during threshold range.Interactive controlling module can specifically include STM32 and control chip, such as
STM32L442KCU6 controls chip, which is based on 32 ARM Cortex-M4, maximum clock frequency 80MHz, program
Memory size 256kB, data random access memory size 256kB, 12 analog-digital converters, super low-power consumptions are (during close pattern:
8nA;During operational mode:84uA/MHz), QFN-32 encapsulates (size:5mm*5mm*0.6mm), there is abundant peripheral interface.It is logical
Reasonable selection microcontroller is crossed, is conducive to improve the real-time of monitoring, reduces the power consumption and size of system.
Data processing module 300 receives control signal, and according to control signal and carries different control signals and sleep
The presets list of information correspondence sends real-time sleep info.Data processing module can include TMS320 and control chip,
The basic structure of TMS320 series DSPs (Digital Signal Processing, Digital Signal Processing) chip, which includes breathing out, not to be tied
Structure, pile line operation, dedicated hardware multiplier, special DSP is instructed and rapidly instruction cycle, these features cause
TMS320 series DSPs chip can realize quick DSP operation, and enable most of operation complete within an instruction cycle
Into.
Above-mentioned sleep monitoring device, including acquisition module, interactive controlling module and data processing module, acquisition module with
Interactive controlling module connects, and interactive controlling module is connect with data processing module, and acquisition module acquires object real-time physiological to be measured
Signal, interactive controlling module are received with handling object real-time physiological signals to be measured, when real-time physiological signals are in predetermined threshold value model
Control signal is sent out when enclosing, data processing module receives control signal, and according to control signal and carries different control signals
With the presets list of sleep info correspondence, real-time sleep info is sent, such sleep monitoring device acquires object to be measured
Real-time physiological signals, obtain real-time sleep info by being analyzed real-time physiological signals, can improve to be measured in this way
The accuracy of object sleep quality monitoring.
In one embodiment, acquisition module acquires object real-time physiological signals to be measured, and interactive controlling module receives and place
Object real-time physiological signals to be measured are managed, characteristic information is sent out when real-time physiological signals are in preset threshold range and control is believed
Number.Wherein, characteristic information includes moving parameter, respiratory rate parameter with the relevant parameter information of sleep state, such as hrv parameter, body
Etc., can be specifically that heart rate average value, body move number etc..Receive real-time myoelectricity physiological signal, real-time pulse frequency physiological signal
And after real-time volume moves physiological signal, by pretreatments such as digital filterings, the fuzzy sleep state of object to be measured is derived.When
When real-time physiological signals change greatly or certain interval of time, characteristic information and control signal are passed into data processing module,
Further modeling and analyzing and processing.
Data processing module receives characteristic information and control signal, and according to control signal and carries different characteristic letter
Breath, modeling parameters and the relevant the presets list of processing mode, send real-time sleep info.Wherein, modeling parameters include with it is pre-
If the relevant model parameter of model, preset model can be neural network model, and the modeling parameters of neural network model can wrap
Include initial weight, number of plies etc..Processing mode refers to carry out collected signal the processing mode of signal processing, such as signal
The signal processings such as filtering, de-noising can be specifically digital filtering, wavelet decomposition etc..Data processing module receives characteristic information,
Different modeling parameters are selected according to different characteristic information, using different data processing methods, analyze accurately sleep shape
State.The corresponding relation of characteristic information and processing mode is stored in the presets list, for example to characterizing awake characteristic information, is biased to
Data and moving average filtering method are moved using body.
By acquiring multiple physiological signals, treatment by stages, can improve object sleep state to be measured is monitored it is real-time
Property, accuracy.
Interactive controlling module can also receive the interactive information between processing and user, such as time, alarm clock, data be set to adopt
Integrated mode, monitoring mode, sleep pattern etc..
In addition, to improve monitoring precision, characteristic information and sleep state are fed back to back-end services by data processing module
Device carries out the excavation of mass data.According to Result, correction model parameter establishes more accurate personalized model.
In one embodiment, sleep monitoring device further includes big data analysis server, big data analysis server with
Interactive controlling module connects, and characteristic information can be fed back to big data analysis server, big data analysis by interactive controlling module
Server carries out big data comparative analysis based on the characteristic information received, and then corrects the modeling parameters of data processing module,
Improve its data processing method.The sleep monitoring device acquires the real-time physiological signals of object to be measured, by believing real-time physiological
Number carrying out various dimensions, treatment by stages analyzes to obtain real-time sleep info, can improve what object sleep quality to be measured was monitored
Real-time and accuracy.
In one embodiment, sleep monitoring device further includes interactive module, and interactive module is connect with interactive controlling module,
Interactive module is used for user-friendly.Specifically, interactive module can include display module, working condition handover module and pendant
Wear detection module.Wherein, display module is connect with interactive controlling module, intuitively to show the output information of interactive controlling module
Show to come, display module includes display driver circuit and display, and interactive controlling module connect with driving circuit, driving circuit and
Display connects.Specifically, interactive controlling module can send the good real-time sleep info of sleep quality to display module, show
Show that module shows " sleep quality is good " interface.For example, interactive controlling module can wear what detection module was sent out receiving
When acquiring shutdown signal, output is worn incorrect prompt message and is instructed to display module, and the driving circuit in display module receives
To after the instruction, driving display shows " incorrect to wear " interface.In addition, display module can also show current time, connect
State, battery capacity, sleep monitoring device working condition, person under test are met from pillow state, alarm prompt etc., display module can be with
Including OLED (Organic Light-EmittingDiode, Organic Light Emitting Diode) display screen, OLED is also known as organic electric shock
Light is shown, organic luminous semiconductor, OLED display screen have self-luminous, wide viewing angle, almost infinite high contrast, compared with low consumption
The advantages that electric, high reaction speed.Working condition handover module can include key switch, for example can be opened by short-press button
It closes and realizes activation or switching OLED display screen, realized by long-press key switch and start or close sleep monitoring device.Specifically,
Short-press can be that duration is less than 2 seconds, and long-press can be that duration is greater than or equal to 3 seconds.Infrared biography can be included by wearing detection module
Sensor, capacitance type sensor.For example, the live signal detected by infrared sensor does not detect in preset threshold range
When user wears incorrect, send an acquisition shutdown signal and give interactive controlling module, so that interactive controlling module closes data
Function is acquired, and exports and wears incorrect prompting to display module;The live signal detected in preset threshold range i.e.
When detecting that user wears good, send an acquisition commencing signal and give interactive controlling module, so that interactive controlling module is sent
It instructs to acquisition module with automatic log-on data acquisition function.
In one embodiment, sleep monitoring device further includes communication module.Communication module is connect with interactive controlling module,
Communication module can be bluetooth communication circuit.Bluetooth communication circuit is used for realizing wireless data Bluetooth communication, can specifically include
NRF52840 Bluetooth wireless data communication chips.NRF52840 Embeddeds 1MBFlash (flash memory), 256KB RAM (Random-
Access Memory, random access memory), support bluetooth 5.0 and 2.4GHz proprietary protocols, while with nRF51 and nRF24
Series is compatible.NRF52840 supply districts be 1.7V~5.5V, Embedded USB (Universal Serial Bus, general string
Row bus) 2.0.Can collected real-time physiological signals be sent to by external smart terminal, intelligent terminal by communication module
Can be according to the sleep info on the day of real-time physiological signals data display user, total duration of such as sleeping, awake number, time for falling asleep point
Deng.User can seek advice from senior sleep expert, also carry out communication and discussion with other users by intelligent terminal.It can also pass through
Collected real-time physiological signals are sent to cloud server storage user's sleep relevant information by communication module, carry out data digging
The model of personality for meeting user's sleep habit is formulated in pick.
In one embodiment, sleeping aid further includes power module.Power module is connect with interactive controlling module,
It powers for entire sleep monitoring device.Power module includes switching circuit and battery pack, interaction control in one of the embodiments,
Molding block is connect with switching circuit, and switching circuit is connect with battery pack.Specifically, power module can include poly-lithium battery
Group, charging module, voltage stabilizing source module and switching circuit, poly-lithium battery group are used to power to entire sleep monitoring device,
Charging module charges to poly-lithium battery group, and Type-C interfaces and PD control chip, such as CYPD4126 may be used,
Type-C is a kind of connecting interface of USB (Universal Serial Bus, universal serial bus) interface, regardless of tow sides
It can be inserted into, size is about that 8.3mm × 2.5mm supports that charging, data transmission, the display of USB standard are defeated as other interfaces
The functions such as go out.Type-C interfaces charging modes have overvoltage protection, overcurrent protection and ESD (Electro-Static
Discharge, Electro-static Driven Comb) safeguard function.Battery voltage is efficiently converted to all parts needs by voltage stabilizing source module
Burning voltage;Physical button in long-press switching circuit starts or closing control chip, time length ratio such as larger than three seconds.
In a concrete application embodiment, as shown in Fig. 2, sleep monitoring device can include power module, signal is adopted
Collect module, control section and interactive module, wherein, power module includes charging module and poly-lithium battery group;Signal acquisition
Module includes myoelectricity acquisition module, acceleration transducer and pulse frequency module;Interactive module includes wearing detection module, OLED is shown
Module and button;Control section includes reception object real-time physiological signals to be measured, when real-time physiological signals are in predetermined threshold value
The interactive controlling module of control signal and characteristic information is sent out during range and receives characteristic information and control signal and basis
It controls signal and carries different characteristic information and modeling parameters, the relevant the presets list of processing mode, send sleep letter in real time
The data processing module of breath.Wherein, nRF52832 chips may be used in control section, and nRF52832 is using in Cortex-M4F
Core, Cortex-M4F kernels have powerful operational capability and floating-point operation ability.Many wearable devices or industrialization
Extremely complex algorithm built in equipment needs, so processor is needed to have the faster speed of service, the kernel fortune of Cortex-M4F
Line frequency 64MHz.NRF52832 have the Flash (flash memory) and 64KB of 512KB RAM (Random-Access Memory, at random
Access memory).Additional Flash and ram space means that nRF52832 can support multi-protocols, and automatic at runtime
Switching.In addition, nRF52832 provides the sensitivity of -96dBm, higher sensitivity means farther transmission range.
The myoelectricity physiological signal of object to be measured is acquired by myoelectricity acquisition module, pulse frequency module acquires the pulse frequency of object to be measured
Physiological signal, the body that acceleration transducer acquires object to be measured move physiological signal, and interactive controlling module receives real-time myoelectricity physiology
Signal, real-time pulse frequency physiological signal and real-time volume move physiological signal, by integrated treatments such as digital filtering, wavelet decompositions, carry
Sleep characteristics information is taken out, derives the real-time sleep state of object to be measured.When object to be measured is in certain waking state, hair
Go out and the relevant control signal of the waking state.Interactive controlling module according to user interactive information (such as data acquisition scheme,
Monitoring mode, sleep pattern etc.), relevant modeling analysis and processing are carried out to characteristic information, export more accurately sleep info.
To further improve monitoring accuracy, characteristic information and sleep info are also fed back to back-end server by interactive controlling module, are carried out
The excavation of mass data.Interactive controlling module establishes more accurate personalized mould according to Result, correction model parameter
Type.It is handled by the acquisitions of three kinds of physiological signals with comprehensive modeling and by data mining analysis correction model parameter, it can be with
Improve the accuracy monitored to object sleep quality to be measured.
The OLED that interactive module can include receiving the real-time sleep info that data processing module is sent out and showing shows mould
Block, intuitively to show the output information of interactive controlling module.For example, interactive controlling module can send sleep quality
For good real-time sleep info to OLED display module, OLED display module shows " sleep quality is good " interface.In addition, display
Module can also show current time, connection status, battery capacity, sleep monitoring device working condition, person under test from pillow state
Etc..Specifically, activation or switching OLED display screen can be realized by the button in short-press interactive module, passes through long-press button
It realizes and starts or close sleep monitoring device, wherein, short-press can be that duration is less than 2 seconds, and long-press can be that duration is more than or waits
In 3 seconds.Infrared sensor or capacitance sensor can be included, for example pass through infrared sensor or capacitance sensing by wearing detection module
The live signal that device detects sends an acquisition and closes letter not when preset threshold range detects that user wears incorrect
Number to interactive controlling module, interactive controlling module forwards it to interactive controlling module, so that interactive controlling module closes data
Function is acquired, and exports and wears incorrect prompting to OLED display module;Predetermined threshold value model is in the live signal detected
Enclose detect user wear it is good when, send one acquisition commencing signal give interactive controlling module so that interactive controlling module
Acquisition module is sent instructions to automatic log-on data acquisition function.Power module is powered using poly-lithium battery, Type-C
Interface charging modes have the function of overvoltage, overcurrent protection and ESD protection, in addition, adapter can also be prompted to be inserted into, in charging and
It has been filled with.Collected real-time physiological signals can be sent to external smart terminal by sleep monitoring device by communication module,
Intelligent terminal can be according to the sleep info on the day of real-time physiological signals data display user, and total duration of such as sleeping, enters awake number
It sleeps time point etc., user can seek advice from senior sleep expert, also carry out communication and discussion with other users by intelligent terminal.It sleeps
Collected real-time physiological signals also can be sent to cloud server by communication module and store user's sleep by dormancy monitoring device
Relevant information carries out data mining, formulates the model of personality for meeting user's sleep habit.
As shown in figure 3, in the present embodiment, also providing a kind of monitor 70, the monitor 70 is for providing myoelectricity, body moves
And pulse rate signal, so as to judge the sleep state of patient.
As shown in Fig. 3, Fig. 4, Fig. 6 and Fig. 7, monitor 70 includes protective shell 70a, band body 70b, main circuit board 82, power supply
Part (battery) 84, secondary circuit board 86, myoelectric sensor 92, pulse rate sensor 94 and body move sensor 96.
As shown in Figures 3 and 4, in the present embodiment, monitor 70 be Bracelet structure, the both ends with body 70b respectively with guarantor
The opposite both ends connection of protective case 70a.It is appreciated that in other embodiments, the structure type of monitor 70 is not limited to hand
Ring structure, monitor 70 can also be the rational structures such as tube-in-tube structure (sleeve for being similar to sphygmomanometer).
Further, in the present embodiment, protective shell 70a is connect with body 70b by connector 72.Specifically, connector
72 include link block 722 and two protrusions 724, and two protrusions 724 are respectively arranged on the opposite both sides of link block 722, connect
The surface of block 722 offers the storage tank 7222 between two protrusions 724, and band body 70b one end is set in storage tank 7222.
Protective shell 70a includes protection main body 74 and protection cap 76, and protection main body 74 is equipped with the first holding part 742, protection cap
76 are equipped with the second holding part (not shown) with 742 face of the first holding part, and link block 722 has the both sides difference of protrusion 724
In the first holding part 742 and the second holding part, when protection cap 76 is fixedly connected with protection main body 74, protection cap 76 and guarantor
Shield main body 74 squeezes two protrusions 724 respectively, so that being fixed on link block 722 with body 70b.In this way, it can to protect
Shell 70a has larger intensity with the junction with body 70b.More specifically, it in the present embodiment, is equipped in protection main body 74 more
A 4th fixed column 744, protection cap 76 are connected by the threaded post being arranged in 76 and the 4th fixed column 744 of protection cap.
Further, in the present embodiment, band body 70b includes first part 71 and second part 73, and first part 71 is separate
One end of protective shell 70a is equipped with clamping portion 712, and clamping portion 712 offers bayonet 7122, and second part 73 is far from protective shell 70a
One end be equipped with fixture block 732, fixture block 732 is stuck in bayonet 7122.
As shown in Fig. 5, Fig. 6 and Fig. 7, in the present embodiment, myoelectric sensor 92, body move sensor 96 and pulse rate sensor
94 are set in protective shell 70a, and the contact of myoelectric sensor 92 is exposed, with the skin contact with monitoring object, protective shell 70a
Equipped with the transmission region 78 with 94 face of pulse rate sensor.
Specifically, in the present embodiment, main circuit board 82, power supply part 84 and secondary circuit board 86, which are laminated, is set on protection main body 74
It is interior, and secondary circuit board 86 relative to main circuit board 82 far from protection cap 76, main circuit board 82 respectively with power supply part 84 and secondary circuit
Plate 86 communicates to connect, and myoelectric sensor 92, body move sensor 96 and pulse rate sensor 94 and be set on secondary circuit board 86 far from main electricity
The surface of road plate 82.More specifically, in the present embodiment, secondary circuit board 86 is communicated with main circuit board 82 by flexible PCB 88
Connection.
Further, as shown in figure 8, in the present embodiment, be equipped in protection main body 74 polylith support plate 746 and polylith every
From plate 748, polylith support plate 746 is provided at circumferentially spaced along protection main body 74, and polylith isolation board 748 is enclosed limit chamber
7482, power supply part 84 and secondary circuit board 86 are set in limit chamber 7482, and main circuit board 82 is equipped on support plate 746 close to protection cap
On 76 one end.Specifically, in the present embodiment, multiple 5th fixed columns 749 are equipped in protection main body 74, main circuit board 82 is logical
Cross the threaded post connection being arranged in 82 and the 5th fixed column 749 of main circuit board.
As shown in figure 4, in the present embodiment, main circuit board 82 includes the display for being located remotely from the surface of secondary circuit board 86
822nd, button cap 824 and Bluetooth antenna 826 and it is arranged in protection main body 74 and exposed TypeC female seats 828.Protection cap 76
It is equipped with the transmission lens 766 with 822 face of display.Specifically, in the present embodiment, protection cap 76 includes connected connection
Frame 762 and light-transmitting plate 764, display 822 are arranged on connection frame 762, and positioned at light-transmitting plate 764 and main circuit board 82 it
Between, button cap 824 pass through connection frame 762 and light-transmitting plate 764 and it is exposed.
As shown in Fig. 5, Fig. 6 and Fig. 7, in the present embodiment, myoelectric sensor 92 includes be set on secondary circuit board 86 one
A first contact 922 and two the second contacts 924, the first contact 922 are loop configuration, and position is distinguished in two the second contacts 924
In the both ends of the first contact 922, the side of the first contact 922 and the second contact 924 far from secondary circuit board 86 is exposed.Pulse frequency senses
Device 94 is set on secondary circuit board 86, and in the first contact 922.Body moves sensor 96 and is set on secondary circuit board 86, and is located at
The side of the arragement direction of first contact 922 and the second contact 924.Monitor 70 further includes lens 98, the first contact 922 it is interior
Wall is equipped with annular nib 9222, and lens 98 are located in the first contact 922, and are equipped on annular nib 9222, and lens 98 are remote
Side from secondary circuit board 86 is exposed.Region where lens 98 is transmission region 78.
Further, in the present embodiment, monitor 70 further includes elastic covering 942, and elastic covering 942 covers at pulse rate sensor
On 94, elastic covering 942 is located in the first contact 922, and elastic covering 942 is equipped with and the loophole of 98 face of lens (figure is not marked).
Elastic covering 942 can be very good protection pulse rate sensor 94 and improve the accuracy of data acquisition.
Further, as shown in Fig. 5, Fig. 6 and Fig. 8, in the present embodiment, monitor 70 further includes decoration 93, protection master
Body 74 is equipped with notch (not shown), and decoration 93 is set in notch, and the first contact 922, the second contact 924 and lens 98 are worn
In decoration 93 and expose.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, it is all considered to be the range of this specification record.
Embodiment described above only expresses the several embodiments of the present invention, and description is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that those of ordinary skill in the art are come
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the protection of the present invention
Range.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.