CN109480795A - A kind of sleep detection apparatus - Google Patents
A kind of sleep detection apparatus Download PDFInfo
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- CN109480795A CN109480795A CN201811451498.8A CN201811451498A CN109480795A CN 109480795 A CN109480795 A CN 109480795A CN 201811451498 A CN201811451498 A CN 201811451498A CN 109480795 A CN109480795 A CN 109480795A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
- A61B5/0205—Simultaneously evaluating both cardiovascular conditions and different types of body conditions, e.g. heart and respiratory condition
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
- A61B5/024—Detecting, measuring or recording pulse rate or heart rate
- A61B5/02438—Detecting, measuring or recording pulse rate or heart rate with portable devices, e.g. worn by the patient
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/08—Detecting, measuring or recording devices for evaluating the respiratory organs
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/08—Detecting, measuring or recording devices for evaluating the respiratory organs
- A61B5/0826—Detecting or evaluating apnoea events
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/103—Detecting, measuring or recording devices for testing the shape, pattern, colour, size or movement of the body or parts thereof, for diagnostic purposes
- A61B5/11—Measuring movement of the entire body or parts thereof, e.g. head or hand tremor, mobility of a limb
- A61B5/1118—Determining activity level
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/48—Other medical applications
- A61B5/4806—Sleep evaluation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/48—Other medical applications
- A61B5/4806—Sleep evaluation
- A61B5/4818—Sleep apnoea
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
- A61B5/6802—Sensor mounted on worn items
- A61B5/6804—Garments; Clothes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
- A61B5/7203—Signal processing specially adapted for physiological signals or for diagnostic purposes for noise prevention, reduction or removal
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
- A61B5/7225—Details of analog processing, e.g. isolation amplifier, gain or sensitivity adjustment, filtering, baseline or drift compensation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/74—Details of notification to user or communication with user or patient ; user input means
- A61B5/746—Alarms related to a physiological condition, e.g. details of setting alarm thresholds or avoiding false alarms
Abstract
The invention proposes a kind of sleep detection apparatus, belong to Smart Home technical field.In the embodiment, the sleep detection apparatus includes: sensor unit, signal conditioning circuit and signal processing circuit；The sensor unit includes the sensor being placed under human body body, acquire pressure signal when sleep quality, the signal conditioning circuit amplifies pressure signal, filters, and the signal processing circuit carries out calculating to obtain sleep state data to the output signal of the signal conditioning circuit.Using the embodiment, user's sleep state can be accurately detected, reaction is fast, and precision is high, and use process is comfortable, improves user experience.
Description
Technical field
The present invention relates to smart home field, in particular to a kind of sleep detection apparatus.
Background technique
With the improvement of living standards, requirement of the people to sleep quality is higher and higher, therefore, sleep detection technology is more next
More is applied to daily life.
The Chinese patent application of publication number CN108125674A discloses a kind of sleep detection apparatus, by acquisition module,
Interactive controlling module is connected with data processing module, the signal of acquisition is shown after processing, by physiological signal
Analysis obtains real-time sleep info in real time.The shortcomings that technology is signal acquisition sensor using a module, the signal
Acquisition module needs the cooperation of multiple sensors, and the signal acquired between different sensors can interact, it is difficult to signal acquisition,
Enforcement difficulty is also bigger, will lead to that the signal processing and analysis reaction time is long, and data precision is poor.
The Chinese patent application of publication number CN105640524A discloses the monitoring device of breathing and heartbeat in a kind of sleep,
Human body respiration and heartbeat signal are acquired by carbon fibre material, works as by conditioning analysis and analyzes body physiological signal danger fashionable dress
It sets and sounds an alarm.The shortcomings that technology be carbon fibre material can only monitoring when static state, and carbon fibre material react when
Between long, low precision, it is difficult to signal acquisition, at the same influenced by temperature and humidity it is bigger, can not accurate response in extraneous environmental change
When sleep physiology signal.
The Chinese patent application of publication number CN104939817A discloses a kind of sleep state monitoring method, when detecting current
Carve the status data of terminal；According to the status data of the terminal, the User Status at current time, the User Status packet are determined
Include sleep state and waking state；The User Status for counting each moment determines the sleep quality of user.The technical solution can be only
Terminal is only relied on, the sleep quality of user can be obtained.The shortcomings that technology is the state that can only detect whether to fall asleep, for sleeping
Dormancy physiological signal can not real-time monitoring, have emergency case that cannot give alarm.
Therefore, how sleep state is accurately detected, makes current urgent problem to be solved.
Summary of the invention
The present invention proposes a kind of sleep detection apparatus, can accurately detect user's sleep state, and reaction is fast, and precision is high, and
And use process is comfortable, improves user experience.
The technical scheme of the present invention is realized as follows:
A kind of sleep detection apparatus, comprising: sensor unit, signal conditioning circuit and signal processing circuit；The sensing
Device unit includes the sensor being placed under human body body, acquires pressure signal when sleep quality, the signal conditioning circuit pair
Pressure signal is amplified, is filtered, the signal processing circuit to the output signal of the signal conditioning circuit calculated from
And obtain sleep state data.
Optionally, the sleep detection apparatus further includes screen unit, screen unit setting in the sensor and
Between the signal conditioning circuit.
Optionally, the screen unit includes the shell and signal lead-out wire being made of two shielded layers；The shielded layer
Size is greater than the sensor, sandwiched sensor between two shielded layers；Signal lead-out wire one end connects the sensor
Wiring pin, the other end extends the shell that the shielded layer is constituted.
Optionally, the sleep detection apparatus further includes display unit, for showing the signal processing circuit output
Sleep state data.
Optionally, the sleep detection apparatus further includes communication unit, and the signal processing circuit will by communication unit
Data are transferred on the display unit.
Optionally, the sleep detection apparatus further includes alarm unit, the alarm unit be used for when occur apnea,
When heartbeat suspends symptom and duration and is more than preset value, alarm signal is issued.
Optionally, the sleep detection apparatus further includes alarm clock unit, for alarm clock to be arranged.
Optionally, the sleep detection apparatus further includes controller, and the controller includes:
Output signal from signal conditioning circuit is carried out AD sampling for sample frequency to be arranged by first unit；It chooses
One period handles collected signal in this period of time, as judge user with the presence or absence of heartbeat, breathing,
The dynamic reference signal of snoring, body；
Second unit is filtered the signal from signal conditioning circuit by Fourier algorithm, will be in signal
Low frequency and high-frequency noise filter out；
Third unit, the waveform of unwanted frequency in filtered signal is filtered out, and then calculates sleeping for user
Dormancy status data.
Optionally, the controller further includes Unit the 4th, and user sends out Unit the 4th during sleep for identification
Raw abnormal vital signs.
Optionally, the controller further includes Unit the 5th, and user sends out Unit the 5th during sleep for identification
Raw abnormal vital signs issue alarm signal when there are abnormal vital signs and the duration is more than preset value.
The beneficial effects of the present invention are:
(1) user's sleep state can be accurately detected, reaction is fast, and precision is high.
(2) measurement to multiple groups physiological signal can be completed with a piezoelectric film sensor, it is possible to prevente effectively from using
Modular sensor group carries out interacting between sensor caused by signal acquisition, improves measurement accuracy, while
So that late-class circuit is to the simpler convenience of the analysis of signal.
(3) it since piezoelectric film sensor has the characteristics that frivolous, is put under body and basically will not produce foreign body sensation, it can
To greatly improve comforts of use.
(4) shielding processing made to prevent the acquisition signal interference of sensor output, the acquisition letter for exporting sensor
It is number apparent, more precisely.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is a kind of block diagram of an alternative embodiment of sleep detection apparatus of the present invention；
Fig. 2 a is a kind of block diagram of another alternative embodiment of sleep detection apparatus of the present invention；
Fig. 2 b is the structural schematic diagram of an alternative embodiment of screen unit；
Fig. 3 is a kind of block diagram of another alternative embodiment of sleep detection apparatus of the present invention；
Fig. 4 is a kind of block diagram of another alternative embodiment of sleep detection apparatus of the present invention；
Fig. 5 a is the structural schematic diagram of an alternative embodiment of signal conditioning circuit；
Fig. 5 b is the signal waveforms after signal conditioning circuit conditioning；
Fig. 6 is the block diagram of controller.
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.
Fig. 1 shows an alternative embodiment of sleep detection apparatus.
In the alternative embodiment, the sleep detection apparatus includes: sensor unit 110, signal conditioning circuit 130 and letter
Number processing circuit 140.The sensor unit 110 includes the sensor being placed under human body body, acquires pressure when sleep quality
Power original signal, the signal conditioning circuit amplify original signal, filter, and output signal includes human heartbeat's letter
Number, breath signal, snoring signal and body movement signal, the signal processing circuit 140 to human heartbeat's signal, breath signal,
Snoring signal and body movement signal carry out calculating to obtain sleep state data, including heart rate data, breath data and sleep
Snore data and body in the process moves data, is monitored to the situation in entire sleep procedure.
Optionally, the sensor unit 110 includes piezoelectric film sensor, acquires the real-time physiological letter of object to be measured
Number.For example, the piezoelectric film sensor is PVDF (Polyvinylidene Fluoride, Kynoar) piezoelectric membrane
Sensor, PVDF piezoelectric film sensor have it is whole it is thin, light, soft, can be with non-active operation, durable, high sensitivity, bandwidth
The features such as range is wide possesses the acoustic impedance close with water, is particularly suitable for the measurement of physiology signal.Since piezoelectric membrane senses
Device has the high sensitivity of signal measurement, does not need have direct contact with body, can measure the heartbeat signal of object to be measured, exhale
Inhale signal, snoring signal and other faint body movement signals.It, can be complete with a piezoelectric film sensor using the alternative embodiment
The measurement of pairs of multiple groups physiological signal, it is possible to prevente effectively from pass caused by signal acquisition using modular sensor group
Interacting between sensor, improve measurement accuracy, while but also late-class circuit to the simpler convenience of the analysis of signal.By
Have the characteristics that in piezoelectric film sensor frivolous, is put under body and basically will not produce foreign body sensation, can greatly improve makes
Comfort level.
Optionally, the sensor unit 110 is encapsulated in band-like or planar skin compatible material substrate, such as pro-skin material
Material substrate is artificial leather, has the characteristics that quality is soft, wear-resistant, good hand touch, and the skin compatible material substrate is to be acquired
Physiology signal excellent medium, the sensor unit 110 by encapsulation after overall structure can be made more soft, measure
Effect is sensitiveer, and can protect to piezoelectric film sensor, while can also improve the comfort used, is more suitable for surveying for a long time
Amount.
Fig. 2 a shows another alternative embodiment of sleep detection apparatus.
In the alternative embodiment, the sleep detection apparatus further includes screen unit 120, and the screen unit 120 is arranged
Between the sensor and the signal conditioning circuit 130, the screen made for the acquisition signal interference that prevents sensor from exporting
Processing is covered, the acquisition signal for exporting sensor is apparent, more precisely.
Fig. 2 b shows an alternative embodiment of screen unit.
In the alternative embodiment, the screen unit includes the shell 3 and signal lead-out wire 2 being made of two shielded layers.
The shielded layer size is greater than the sensor, sandwiched sensor and sensor is fully wrapped around between two shielded layers.It is described
Signal lead-out wire one end connects the wiring pin of the sensor, and the other end extends the shell that the shielded layer is constituted, described
Signal lead-out wire is used for transmission the collected original signal of sensor, carries out to the transmission process of sensor and signal conditioning circuit
Protection, avoids collected original signal from being polluted in transmission process by extraneous clutter, the letter for receiving signal conditioning circuit
It number is more clear, it is more accurate.
Optionally, the shielded layer shape is identical as the sensor shape, and size is slightly larger than the sensor.It is optional
Ground, the shielded layer shape are designed according to concrete application, the fully wrapped around sensor of Assurance of Size.
Optionally, described two shielded layers are bonding by glue, such as the glue is non-conductive double-sided adhesive.
Optionally, the standby glue one side bonding sensor of the shielded layer, no glue one faces outwardly, and two shielded layers are by the biography
Sensor is integrally wrapped in centre, forms closed shell, realizes electromagnetic shielding.
Optionally, the material of the shielded layer is aluminium foil, and the sensor is enclosed in centre by two shielded layers, forms envelope
Enclosed aluminium foil shell.Using the alternative embodiment, aluminium foil is fabricated to cover all the shape of sensor surface, is applied on one side
Non-conductive double-sided adhesive is covered, another side, which is not dealt with, makes it have electric conductivity, and aluminium foil is soft, ductility is good, electric conductivity
It is excellent.
Optionally, the signal lead-out wire is the double wired conductor with shielding line, including a shielding line and two conducting wires are described
One end of conducting wire is welded on the corresponding wiring pin of the sensor, and the conducting wire other end is connected with signal conditioning circuit.
Fig. 3 shows another alternative embodiment of sleep detection apparatus.
In the alternative embodiment, the sleep detection apparatus further includes display unit 160, for showing the signal processing
The sleep state data that circuit 140 exports.Optionally, the display unit is computer or background server, and user can be
Computer perhaps obtains sleep state data on background server or on computer or server to the sleep detection apparatus
It is configured.Optionally, the display unit is mobile terminal, such as mobile phone, tablet computer etc., user can by mobile phone or
APP on person's tablet computer intuitively obtains sleep state data, can also be by the APP on mobile phone or tablet computer to sleeping
Dormancy detection device is configured.
Fig. 4 shows another alternative embodiment of sleep detection apparatus.
In the alternative embodiment, the sleep detection apparatus further includes communication unit 150, the signal processing circuit
140 are transferred data on display unit by communication unit 150, such as the mobile terminals such as mobile phone.Optionally, the communication is single
For the radio frequency that member uses for the bluetooth wireless frequency of 2.4GHz, 2.4GHz bluetooth low energy meets RF system on chip, supports
The message transmission rate of 250Kbps, 500Kbps, 1Mbps, 2Mbps.Using the alternative embodiment, the communication unit has good
Receiving sensitivity well, selectivity and blocking performance, the frequency of transmission can be the real-time Transmission of second grade, be also possible to be separated by
The packaged data of one period are sent to mobile terminal, desktop computer or background server.
In another alternative embodiment, the sleep detection apparatus further includes sleep analysis module, for according to
Sleep state data analyze sleep quality, and user can be intuitive to see that sleep quality is analyzed as a result, when for example falling asleep
Between point, snoring the time and duration, body move number and the whole night sleep quality scoring etc..Optionally, the sleep analysis module setting
In the signal processing circuit.Optionally, the sleep analysis module is realized by the APP in mobile terminal.
Fig. 5 a shows an alternative embodiment of signal conditioning circuit.
In the alternative embodiment, the signal conditioning circuit includes two-stage calculation amplifying circuit, first order operation amplifier electricity
Road 131 is used to for the low current signal of sensor being converted into voltage signal, and second level operational amplification circuit 132 is used for first
The voltage signal that grade operational amplification circuit 131 exports amplifies.Using the alternative embodiment, the signal conditioning circuit 130
Original signal for acquiring to sensor unit 110 is exaggerated, filters, and collected original signal is improved into feature
Point becomes apparent from, is easier the signal of identification, including human heartbeat's signal, breath signal, snoring signal and body movement signal.
Figure 5b shows that the signal waveforms after signal conditioning circuit conditioning.
In Fig. 5 b, 1,2,3,4,5,6,7,8...... is the mark of heartbeat signal；1), 2) be breath signal mark.
Optionally, the signal processing circuit 140 is connected with signal conditioning circuit 130, the signal processing circuit packet
Controller is included, the controller is carried out to by human heartbeat's signal of conditioning, breath signal, snoring signal and body movement signal
Analysis, calculates the sleep state data of object to be measured, the sleep state data include heart rate data, breath data and sleep
Snore data and body in the process moves data.For example, the controller of the signal processing circuit 140 is by algorithm to human heartbeat
Signal, breath signal, the amplitude of snoring signal and body movement signal, frequency set appropriate threshold, and different physiological characteristics is believed
Number differentiation processing, including heartbeat signal, breath signal, snoring signal and body movement signal, obtain sleep state data, including the heart
It jumps frequency data, respiratory rate data, Snore data and body and moves data.Comparative analysis is done to above-mentioned sleep state data, it can
Further to analyze the sleep quality of user.
Optionally, the signal processing circuit further includes alarm unit, the diseases such as apnea, heartbeat pause occurs for working as
When shape and duration are more than preset value, alarm signal is issued.
Optionally, the signal processing circuit further includes alarm clock unit, and for alarm clock to be arranged, alarm clock unit is in preset time
Wake user.
Optionally, as shown in fig. 6, the controller includes:
First unit 210, for be arranged a suitable sample frequency, by the output signal from signal conditioning circuit into
Row AD sampling；A suitable period is chosen, collected signal in this period of time is handled, as judging user
With the presence or absence of the dynamic reference signal of heartbeat, breathing, snoring, body.Optionally, the first unit is to collected in a period of time
Signal is handled, and by Fourier transformation, filters out 0.1Hz garbage signal below, distortionless meeting sampled signal
In the case of, as far as possible raising sampling rate, restore original signal to greatest extent, as judge user whether there is heartbeat, breathing, beat
The dynamic reference signal of snore, body.
Second unit 220 is filtered the signal from signal conditioning circuit by Fourier algorithm, by signal
In low frequency and high-frequency noise filter out.
Filtered signal is divided into four tunnels by third unit 230, be respectively heartbeat signal, breath signal, snoring signal,
Body movement signal filters out the waveform of unwanted frequency in per signal all the way, then calculate user palmic rate data,
Respiratory rate data, snoring duration, body move the sleep states data such as duration, the index as evaluation user's sleep quality quality.
Optionally, the controller further includes Unit the 4th, and user sends out Unit the 4th during sleep for identification
The symptoms such as raw abnormal vital signs, such as apnea, heartbeat pause, are then recorded, and inform that user is potentially healthy
It is dangerous.
Optionally, the controller further includes Unit the 5th, and user sends out Unit the 5th during sleep for identification
Raw abnormal vital signs issue alarm when there are the symptoms such as apnea, heartbeat pause and the duration is more than preset value
Signal.
For example, the signal processing circuit is using CC2541 as controller, such as CC2541F256.CC2541 can expire
The needs of sufficient data processing, and be the chip that designs again for bluetooth, it, can be simultaneous simultaneously by designing corresponding communication peripheral hardware
Data processing and communication need are cared for, it thus can be by 140 institute of communication chip needed for communication unit 150 and signal processing circuit
The data processing chip needed is combined into one, and is substantially reduced production cost, is selected suitable microprocessor that can effectively promote monitoring
The real-time of effect, and reduce the size and power consumption of single unit system.
Sleep detection apparatus of the invention replaces sensor group to measure a variety of physiology letters using single piezoelectric film sensor
Number, and react fast, precision is high, interferes with each other small.Piezoelectric film sensor matter is thin, is placed under body and substantially reduces foreign matter
Sense, improves users'comfort.CC2541 microcontroller chip is chosen in signal processing circuit, combines signal processing and is led to
News reduce system dimension and power consumption, moreover it is possible to save the cost.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of sleep detection apparatus characterized by comprising sensor unit, signal conditioning circuit and signal processing circuit；
The sensor unit includes the sensor being placed under human body body, acquires pressure signal when sleep quality, the signal tune
Reason circuit amplifies pressure signal, filters, the signal processing circuit to the output signal of the signal conditioning circuit into
Row calculates to obtain sleep state data.
2. a kind of sleep detection apparatus as described in claim 1, which is characterized in that further include screen unit, the shielding is single
Member is arranged between the sensor and the signal conditioning circuit.
3. a kind of sleep detection apparatus as claimed in claim 2, which is characterized in that the screen unit includes being shielded by two
The shell and signal lead-out wire that layer is constituted；The shielded layer size is greater than the sensor, sandwiched sensing between two shielded layers
Device；Signal lead-out wire one end connects the wiring pin of the sensor, and the other end extends the shell that the shielded layer is constituted
Body.
4. a kind of sleep detection apparatus as described in claim 1, which is characterized in that further include display unit, for showing
State the sleep state data of signal processing circuit output.
5. a kind of sleep detection apparatus as claimed in claim 4, which is characterized in that further include communication unit, at the signal
Reason circuit is transferred data on the display unit by communication unit.
6. a kind of sleep detection apparatus as described in claim 1, which is characterized in that further include alarm unit, the alarm is single
Member is for issuing alarm signal when there is apnea, heartbeat pause symptom and duration more than preset value.
7. a kind of sleep detection apparatus as described in claim 1, which is characterized in that it further include alarm clock unit, it is noisy for being arranged
Clock.
8. a kind of sleep detection apparatus as described in claim 1, which is characterized in that it further include controller, the controller packet
It includes:
Output signal from signal conditioning circuit is carried out AD sampling for sample frequency to be arranged by first unit；Choose one
Period handles collected signal in this period of time, as judge user with the presence or absence of heartbeat, breathing, snoring,
The dynamic reference signal of body；
Second unit is filtered the signal from signal conditioning circuit by Fourier algorithm, will be low in signal
Frequency and high-frequency noise filter out；
Third unit, the waveform of unwanted frequency in filtered signal is filtered out, and then calculates the sleep shape of user
Condition data.
9. a kind of sleep detection apparatus as claimed in claim 8, which is characterized in that the controller further includes Unit the 4th,
The abnormal vital signs that user occurs during sleep for identification of Unit the 4th.
10. a kind of sleep detection apparatus as claimed in claim 9, which is characterized in that the controller further includes Unit the 5th,
The abnormal vital signs that user occurs during sleep for identification of Unit the 5th, when occur abnormal vital signs and continue
When time is more than preset value, alarm signal is issued.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2018111886796 | 2018-10-12 | ||
| CN201811188679 | 2018-10-12 |
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| CN109480795A true CN109480795A (en) | 2019-03-19 |
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| CN201811451498.8A Pending CN109480795A (en) | 2018-10-12 | 2018-11-30 | A kind of sleep detection apparatus |
| CN201910025452.8A Active CN109907729B (en) | 2018-10-12 | 2019-01-11 | Method for detecting vital signs during sleep |
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| CN111657955A (en) * | 2020-05-06 | 2020-09-15 | 珠海中科先进技术研究院有限公司 | Sleep state monitoring device and method |
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| CN110933541B (en) * | 2019-12-12 | 2021-02-23 | 浙江九点健康科技有限公司 | Intelligence bluetooth sound device |
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| CN109907729B (en) | 2020-08-04 |
| CN109907729A (en) | 2019-06-21 |
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