CN204708829U - A kind of wireless breathing, pulse monitoring device - Google Patents
A kind of wireless breathing, pulse monitoring device Download PDFInfo
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- CN204708829U CN204708829U CN201520257378.XU CN201520257378U CN204708829U CN 204708829 U CN204708829 U CN 204708829U CN 201520257378 U CN201520257378 U CN 201520257378U CN 204708829 U CN204708829 U CN 204708829U
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Abstract
This utility model relates to a kind of wireless breathing, pulse monitoring device, be made up of piezoelectric film sensor, signal processing circuit, bluetooth module and power module, described piezoelectric film sensor, signal processing circuit, bluetooth module and power module are fixed on medical grade rubber inside from the bottom to top successively by glue rifle.Adopt piezoelectric film sensor to be furnished with elastic base, make that transducer sensitivity is high, signal stabilization; Adopt flexible PCB to have good thermal diffusivity and solderability, be easy to load, greatly reduce the volume and weight of whole detection device, meet high density, miniaturization; Monitoring device can wireless transmission, can remote access, there is abnormal signal warning function; Monitoring device quality is soft, light, comfortable wearing.Have cost low, be easy to produce, monitor feature accurately; This monitoring device can be good at meeting the daily of wearer and medical monitoring, can be used for the monitoring of the monitoring of sleep Apnea Syndrome syndrome, motion monitoring and Depth of sleep etc.
Description
Technical field
This utility model relates to the wireless breathing of a kind of biography, monitoring of pulse sensor, is specifically related to a kind of wireless breathing based on piezo film sensor, pulse monitoring device.
Background technology
Many-sided information such as the intensity that human body respiration, pulse present, form and speed, reflect the cardio-pulmonary function feature of people to a great extent, by the monitoring to human body respiration, pulse condition, can find and prevent the pathological changes at the positions such as respiratory tract, pulmonary and cardiovascular, as certain monitoring and warning can be carried out to sleep apnea syndrome based on breathing and pulse frequency information.In addition, breathing and beat pulse monitoring are also a kind of effective motion monitoring and Depth of sleep monitoring method.
Tradition mainly contains the monitoring method of human body respiration signal: cause nasal cavity peripheral temperature to change the monitoring realized human body respiration signal by monitoring human breathing air-flow; Utilize between Body surface impedance and Pulmonary volume and there is the impedance type monitoring of respiration method that certain corresponding relation measures breathing quantitatively; Breath signal is extracted by electrocardiosignal.Also the piezoelectric membrane of using planar structure is had to carry out the research of monitoring human breathing at present.The research of tradition to human pulse monitoring mainly contains: TCM pulse diagnosis, and finger photo transmission-type is monitored.
But mouth and nose air-flow monitoring method exists wears inconvenient drawback; Impedance type monitoring of respiration not only requires higher to electrode, also can cause detected value not easily problem identificatioin because of blood flow interference aroused in interest; Electrocardioelectrode is worn for a long time and patient skin can be caused irritated; The piezoelectric membrane of planar structure is surveyed and is breathed, signal doping noise, and range value is not obvious, and effect is unsatisfactory; There is anthropic factor in TCM pulse diagnosis, has uncertainty, needs medical worker's prolonged exercise to put into practice, and photoelectricity transmission-type limits finger freely activity.
Wearable parameter monitoring system is merged mutually by the medicated clothing of physiologic information monitoring technology with the daily wearing of people, it is made to realize the acquisition of physiologic information in its natural state, it is a kind of monitoring technology of safe low physiological load, but because control treatment circuit in Wearable parameter monitoring system nearly all uses traditional hard PCB, because its material is comparatively hard, heavier-weight, affect the comfort level of wearer.
CN102100558 discloses one " wireless respiration monitoring device ", adopts piezoelectric film sensor to respond to respiratory movement, is changed into corresponding charge signal, processed by control circuit to charge signal, then have antenna to be sent by signal.Although this device have employed piezoelectric film sensor and detects breath signal, this sensor is only made up of the piezoelectric membrane of planar structure, does not dose elastic base, can not obtain accurate, stable breath signal, be not suitable for practical application.
CN101474067 discloses one and " measures the PVDF array tactile sensor of pulse ", this sensor construction is also adopt planar design, can not obtain accurate, stable pulse signal, and volume is larger, metal substrate does not have flexibility, is not suitable for being applied to wearable device.
CN203436329 discloses one " wearable smart motion detection system ", the motion conditions of monitoring wearer and fatty situation of change, the hard PCB that this application of installation is traditional, because its material is comparatively hard, heavier-weight, affects the comfort level of wearer.
Therefore, invent a kind of flexibility, the breathing that wearable, noiseless to patient activity, signal is sensitive and accurate, monitoring of pulse equipment is very important.
Summary of the invention
The purpose of this utility model is just for above-mentioned the deficiencies in the prior art, provides a kind of wireless breathing of one of the monitoring such as monitoring, motion monitoring and Depth of sleep that can be used for sleep Apnea Syndrome syndrome, pulse monitoring device.
The purpose of this utility model is achieved through the following technical solutions:
A kind of wireless breathing, pulse monitoring device, be made up of piezoelectric film sensor a4, piezoelectric film sensor b5, signal processing circuit 9, bluetooth module 8 and power module 7, it is characterized in that, it is inner that described piezoelectric film sensor a4, piezoelectric film sensor b5, signal processing circuit 9, bluetooth module 8 and power module 7 are fixed on medical grade rubber 10 from the bottom to top successively by glue rifle, and bluetooth module 8 and power module 7 placed side by side; Described signal processing circuit 9 is electrical connected with piezoelectric film sensor a4, piezoelectric film sensor b5 and bluetooth module 8; Piezoelectric film sensor a4, piezoelectric film sensor b5 for monitoring breathing and pulse signal, and send to signal processing circuit 9 after being changed into the signal of telecommunication; Signal processing circuit 9 is by the signal of telecommunication amplification filtering of acquisition and convert digital signal to and send to bluetooth module 8; Real time data is delivered to personal information terminal 3 and carries out data display and process by bluetooth module 8 in a wireless form; Power module 7 is powered for giving signal processing circuit 9 and bluetooth module 8.
Described piezoelectric film sensor a4, piezoelectric film sensor b5, signal processing circuit 9, bluetooth module 8 and power module 7 are packaged into dial plate shape by medical grade rubber 10, and dial plate is rubber dial plate, and two ends are provided with the table tip, it is equipped with watchband 6.
Described watchband 6 is elastic webbing or belt, and watchband 6 end is provided with buckle 11.
Described piezoelectric film sensor a4 is made up of piezoelectric membrane 13 and the elastic base a14 with two-sided bow structure, elastic base a14 and dial plate one-body molded, piezoelectric membrane 13 is encapsulated in two-sided bow elastic base near health abdominal part side, is connected with the circuit board of signal processing circuit in dial plate 9 by lead-in wire.
Described piezoelectric film sensor b5 is made up of the elastic base b15 of piezoelectric membrane 13 with the hollow arch thin-wall construction with cylindricality, elastic base b15 and dial plate one-body molded, piezoelectric membrane 13 is encapsulated in arch plastic thin wall, is connected with the circuit board of signal processing circuit in dial plate 9 by lead-in wire.
Described elastic base a14, elastic base b15 are caoutchouc elasticity base.
Described signal processing circuit 9 comprises electric charges amplify unit I, voltage amplification unit II, low-pass filter unit III, voltage follow unit IV and voltage lifting unit V, described electric charges amplify unit I is by piezoelectric film sensor a4, the charge signal that piezoelectric film sensor b5 obtains changes into voltage signal, voltage signal amplifies by voltage amplification unit II, again by low-pass filter unit III filtering extraneous unwanted signals, the load capacity of circuit is improved through voltage follow unit IV, and be positive signal through voltage lifting unit V by voltage signal lifting, after analogue signal being changed into digital signal by microcontroller, by bluetooth module 8, signal transmission is carried out data display and process to personal information terminal 3.
Described signal processing circuit 9 adopts flexible PCB, with polyimides or mylar for base material is made.
Described power module 7 is provided with charge port 12.
Beneficial effect: device adopts has base and the piezoelectric film sensor of elastic construction, makes that transducer sensitivity is high, signal stabilization; Adopt and have good thermal diffusivity and the flexible PCB of solderability, it is easy to load and reduces the volume and weight of whole detection device; Device can wireless transmission, can remote access, there is abnormal signal warning function; Device quality is soft, light, comfortable wearing, and cost low, be easy to produce, monitoring accurately, can be good at meeting the daily of wearer and medical monitoring needs, can be used for the monitoring of the monitoring of sleep Apnea Syndrome syndrome, motion monitoring and Depth of sleep etc.
Accompanying drawing explanation
Fig. 1 is the structure chart of wireless breathing, pulse monitoring device
Fig. 2 is the structural representation of wireless respiration monitoring device
Fig. 3 is the structural representation of wireless pulse monitoring device
Fig. 4 is the structural representation of the piezoelectric film sensor of wireless respiration monitoring device
Fig. 5 is the structural representation of the piezoelectric film sensor of wireless pulse monitoring device
Fig. 6 is the signal transmission flow chart of signal processing circuit
1 wireless respiration monitoring device, 2 wireless pulse monitoring devices, 3 personal information receiving terminals, 4 piezoelectric film sensor a, 5 piezoelectric film sensor b, 6 watchbands, 7 power modules, 8 bluetooth modules, 9 signal processing circuits, 10 medical grade rubbers, 11 buckles, 12 charge port, 13 piezoelectric membranes, 14 elastic base a, 15 elastic base b;
I electric charges amplify unit, II voltage amplification unit is low by III. pass filtering unit, IV voltage follow unit, V voltage lifting unit.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is described in further detail:
A kind of wireless breathing, pulse monitoring device, be made up of piezoelectric film sensor a4, piezoelectric film sensor b5, signal processing circuit 9, bluetooth module 8 and power module 7, it is characterized in that, it is inner that described piezoelectric film sensor a4, piezoelectric film sensor b5, signal processing circuit 9, bluetooth module 8 and power module 7 are fixed on medical grade rubber 10 from the bottom to top successively by glue rifle, and bluetooth module 8 and power module 7 placed side by side; Described signal processing circuit 9 is electrical connected with piezoelectric film sensor a4, piezoelectric film sensor b5 and bluetooth module 8; Piezoelectric film sensor a4, piezoelectric film sensor b5 for monitoring breathing and pulse signal, and send to signal processing circuit 9 after being changed into the signal of telecommunication; Signal processing circuit 9 is by the signal of telecommunication amplification filtering of acquisition and convert digital signal to and send to bluetooth module 8; Real time data is delivered to personal information terminal 3 and carries out data display and process by bluetooth module 8 in a wireless form; Power module 7 is powered for giving signal processing circuit 9 and bluetooth module 8.
Piezoelectric film sensor a4, piezoelectric film sensor b5, signal processing circuit 9, bluetooth module 8 and power module 7 are packaged into dial plate shape by medical grade rubber 10, and dial plate is rubber dial plate, and two ends are provided with the table tip, it is equipped with watchband 6.Watchband 6 is elastic webbing or belt, and watchband 6 end is provided with buckle 11.
Piezoelectric film sensor a4 is made up of piezoelectric membrane 13 and the elastic base a14 with two-sided bow structure, elastic base a14 and dial plate one-body molded, piezoelectric membrane 13 is encapsulated in two-sided bow elastic base near health abdominal part side, is connected with the circuit board of signal processing circuit in dial plate 9 by lead-in wire.
Piezoelectric film sensor b5 is made up of the elastic base b15 of piezoelectric membrane 13 with the hollow arch thin-wall construction with cylindricality, elastic base b15 and dial plate one-body molded, piezoelectric membrane 13 is encapsulated in arch plastic thin wall, is connected with the circuit board of signal processing circuit in dial plate 9 by lead-in wire.
Elastic base a14, elastic base b15 are caoutchouc elasticity base.
Signal processing circuit 9 comprises electric charges amplify unit I, voltage amplification unit II, low-pass filter unit III, voltage follow unit IV and voltage lifting unit V, described electric charges amplify unit I is by piezoelectric film sensor a4, the charge signal that piezoelectric film sensor b5 obtains changes into voltage signal, voltage signal amplifies by voltage amplification unit II, again by low-pass filter unit III filtering extraneous unwanted signals, the load capacity of circuit is improved through voltage follow unit IV, and be positive signal through voltage lifting unit V by voltage signal lifting, after analogue signal being changed into digital signal by microcontroller, by bluetooth module 8, signal transmission is carried out data display and process to personal information terminal 3.
Signal processing circuit 9 adopts flexible PCB, with polyimides or mylar for base material is made.
Embodiment 1
As Fig. 1, shown in Fig. 2, a kind of wireless respiration monitoring device 1, by piezoelectric film sensor a4, signal processing circuit 9, bluetooth module 8 and power module 7 form, described piezoelectric film sensor a4, signal processing circuit 9, bluetooth module 8 is fixed on medical grade rubber 10 enclosed inside with power module 7 from the bottom to top successively by glue rifle and becomes dial plate shape, wherein bluetooth module 8 and power module 7 placed side by side, rubber dial plate two ends are provided with the table tip, the watchband 6 of elastic webbing or belt formation it is equipped with, the end of watchband 6 is provided with buckle 11, length can be regulated as required, cosily tie up to abdominal part,
Described signal processing circuit 9 is electrical connected with piezoelectric film sensor a4, bluetooth module 8; Piezoelectric film sensor a4, for monitoring breathing and pulse signal, and send to signal processing circuit 9 after being changed into the signal of telecommunication; Signal processing circuit 9 is by the signal of telecommunication amplification filtering of acquisition and convert digital signal to and send to bluetooth module 8; Real time data is delivered to personal information terminal 3 and carries out data display and process by bluetooth module 8 in a wireless form; Power module 7 is powered for giving signal processing circuit 9 and bluetooth module 8, and which is provided with charge port 12.
As shown in Figure 4, described piezoelectric film sensor a4 is made up of piezoelectric membrane 13 and the caoutchouc elasticity base a14 with two-sided bow structure, two-sided bow structure is made up of staggered relatively two arched elastic rubber strips, the sensitivity of sensor can be improved, elastic base a14 and dial plate one-body molded, piezoelectric membrane 13 is encapsulated in two-sided bow elastic base near health abdominal part side, for the transfer elastic base a14 pressure that abdominal part produces when respiratory movement effect, it is connected with the circuit board of signal processing circuit in dial plate 9 by lead-in wire.
As shown in Figure 6, described signal processing circuit 9 comprises electric charges amplify unit I, voltage amplification unit II, low-pass filter unit III, voltage follow unit IV and voltage lifting unit V, the charge signal that piezoelectric film sensor a4 obtains is changed into voltage signal by described electric charges amplify unit I, voltage signal amplifies by voltage amplification unit II, again by the irrelevant signal higher than 10HZ in low-pass filter unit III filtering voltage signal, then the interference of notch filter unit filtering 50HZ power frequency component is connected, the load capacity of circuit is improved through voltage follow unit IV, and be positive signal through voltage lifting unit V by voltage signal lifting, after analogue signal being changed into digital signal by microcontroller, by bluetooth module 8, real time data is delivered to personal information terminal 3.
Signal processing circuit 9 adopts flexible PCB, with polyimides or mylar for base material is made, and it has the features such as distribution density is high, lightweight, thickness is thin, this circuit board has excellent pliability, formed belt or the wrist strap of random Bending Deformation together with sensor by elastic fabric, embedding traditional PCB circuit board in elastic fabric may cause user to produce sense of discomfort, but new flexible PCB can reduce this sense of discomfort, and can not limit the motion of wearer.
By regulating buckle 11, wireless pulse monitoring device 1 very cosily can be tied up to abdominal part by user, the pressure that during respiratory movement, abdominal part produces passes to piezoelectric membrane 13 by the caoutchouc elasticity base a14 of piezoelectric film sensor a4, and then piezoelectric membrane 13 is connected with the circuit board of signal processing circuit in dial plate 9 by lead-in wire, the charge signal of acquisition is changed into voltage signal by electric charges amplify unit I by signal processing circuit 9, voltage signal amplifies by voltage amplification unit II, again by the irrelevant signal higher than 10HZ in low-pass filter unit III filtering voltage signal, then the interference of notch filter unit filtering 50HZ power frequency component is connected, the load capacity of circuit is improved through voltage follow unit IV, and be positive signal through voltage lifting unit V by voltage signal lifting, after analogue signal being changed into digital signal by microcontroller, by bluetooth module 8 in real time to personal information terminal 3 transmission of data signals.
Compared with traditional wireline mode, the range of activity that Bluetooth wireless transmission can extend one's service, PC or the smart mobile phone based on Android system are selected in personal information terminal 3, the mode of poll is adopted to obtain breath signal, while showing respiratory waveform in real time, the characteristic parameter providing breathing as breathing rate, the trigger alarm SMS notification programmed emergency when there is improper parameter value.In addition, tester family members or doctor are by the respiration information of network remote calling party, thus assisting users monitors self respiratory activity state in real time, prevents the pathological changes of respiratory tract, pulmonary, thus assist people to set up healthy lifestyles.
Embodiment 2
As Fig. 1, shown in Fig. 3, a kind of wireless pulse monitoring device 2, by piezoelectric film sensor b5, signal processing circuit 9, bluetooth module 8 and power module 7 form, described piezoelectric film sensor b5, signal processing circuit 9, bluetooth module 8 is fixed on medical grade rubber 10 enclosed inside with power module 7 from the bottom to top successively by glue rifle and becomes dial plate shape, wherein bluetooth module 8 and power module 7 placed side by side, rubber dial plate two ends are provided with the table tip, the watchband 6 of elastic webbing or belt formation it is equipped with, watchband 6 end is provided with buckle 11, length can be regulated as required, cosily tie up to wrist,
Described signal processing circuit 9 is electrical connected with piezoelectric film sensor b5, bluetooth module 8; Piezoelectric film sensor b5 for monitoring breathing and pulse signal, and sends to signal processing circuit 9 after being changed into the signal of telecommunication; Signal processing circuit 9 is by the signal of telecommunication amplification filtering of acquisition and convert digital signal to and send to bluetooth module 8; Real time data is delivered to personal information terminal 3 and carries out data display and process by bluetooth module 8 in a wireless form; Power module 7 is powered for giving signal processing circuit 9 and bluetooth module 8, and which is provided with charge port 12.
As shown in Figure 5, because pulse signal intensity is weaker than breath signal, the caoutchouc elasticity base b15 that described piezoelectric film sensor b5 has dome thin shell structure by piezoelectric membrane 13 and one forms, dome thin shell structure is the hollow arch thin-wall construction of cylindricality, this structure has good transmission force property, the outer of base is a little more than the lower edge of arched elastic thin-walled, plastics shell top can not be subsided with housing during beat pulse Light deformation, elastic base b15 and dial plate one-body molded, piezoelectric membrane 13 is encapsulated in arch plastic thin wall, be connected with the circuit board of signal processing circuit in dial plate 9 by lead-in wire.
As shown in Figure 6, described signal processing circuit 9 comprises electric charges amplify unit I, voltage amplification unit II, low-pass filter unit III, voltage follow unit IV and voltage lifting unit V, the charge signal that piezoelectric film sensor b5 obtains is changed into voltage signal by described electric charges amplify unit I, voltage signal amplifies by voltage amplification unit II, again by the irrelevant signal higher than 10HZ in low-pass filter unit III filtering voltage signal, then the interference of notch filter unit filtering 50HZ power frequency component is connected, the load capacity of circuit is improved through voltage follow unit IV, and be positive signal through voltage lifting unit V by voltage signal lifting, after analogue signal being changed into digital signal by microcontroller, personal information terminal 3 is passed the signal along to by bluetooth module 8.
Signal processing circuit 9 adopts flexible PCB, with polyimides or mylar for base material is made, and it has the features such as distribution density is high, lightweight, thickness is thin, this circuit board has excellent pliability, formed belt or the wrist strap of random Bending Deformation together with sensor by elastic fabric, embedding traditional PCB circuit board in elastic fabric may cause user to produce sense of discomfort, but new flexible PCB can reduce this sense of discomfort, and can not limit the motion of wearer.
By regulating buckle 11, wireless pulse monitoring device 2 very cosily can be tied up to wrist by user, the pressure that beat pulse produces passes to piezoelectric membrane 13 by the caoutchouc elasticity base b15 of piezoelectric film sensor b5, and then piezoelectric membrane 13 is connected with the circuit board of signal processing circuit in dial plate 9 by lead-in wire, the charge signal of acquisition is changed into voltage signal by electric charges amplify unit I by signal processing circuit 9, voltage signal amplifies by voltage amplification unit II, again by the irrelevant signal higher than 10HZ in low-pass filter unit III filtering voltage signal, then the interference of notch filter unit filtering 50HZ power frequency component is connected, the load capacity of circuit is improved through voltage follow unit IV, and be positive signal through voltage lifting unit V by voltage signal lifting, after analogue signal being changed into digital signal by microcontroller, by bluetooth module 8 in real time to personal information terminal 3 transmission of data signals.
Compared with traditional wireline mode, the range of activity that Bluetooth wireless transmission can extend one's service, PC or the smart mobile phone based on Android system are selected in personal information terminal 3, the mode of poll is adopted to obtain breath signal, while real-time display pulse waveform, the characteristic parameter providing pulse as pulse frequency, the trigger alarm SMS notification programmed emergency when there is improper parameter value.In addition, personal information terminal 3 is connected with cloud storage server by Internet, tester family members or doctor can the pulse informations of remote access user, thus assisting users monitors self pulse active state in real time, cardiovascular pathological changes is prevented, thus assists people to set up healthy lifestyles.
Above content is the further description done this utility model in conjunction with concrete embodiment; can not assert that concrete enforcement of the present utility model is only limitted to these explanations; for the those of ordinary skill of technical field described in the utility model, can also make without departing from the concept of the premise utility some deductions and replace all should be considered as belonging to protection domain of the present utility model.
Claims (8)
1. a wireless breathing, pulse monitoring device, be made up of piezoelectric film sensor a (4), piezoelectric film sensor b (5), signal processing circuit (9), bluetooth module (8) and power module (7), it is characterized in that, it is inner that described piezoelectric film sensor a (4), piezoelectric film sensor b (5), signal processing circuit (9), bluetooth module (8) and power module (7) are fixed on medical grade rubber (10) from the bottom to top successively by glue rifle, and bluetooth module (8) and power module (7) placed side by side; Described signal processing circuit (9) and piezoelectric film sensor a (4), piezoelectric film sensor b (5) and bluetooth module (8) are electrical connected; Piezoelectric film sensor a (4), piezoelectric film sensor b (5) for monitoring breathing and pulse signal, and send to signal processing circuit (9) after being changed into the signal of telecommunication; Signal processing circuit (9) is by the signal of telecommunication amplification filtering of acquisition and convert digital signal to and send to bluetooth module (8); Real time data is delivered to personal information terminal (3) and carries out data display and process by bluetooth module (8) in a wireless form; Power module (7) is to signal processing circuit (9) and bluetooth module (8) power supply.
2. the wireless breathing of one according to claim 1, pulse monitoring device, it is characterized in that, described piezoelectric film sensor a (4), piezoelectric film sensor b (5), signal processing circuit (9), bluetooth module (8) and power module (7) are packaged into dial plate shape by medical grade rubber (10), dial plate is rubber dial plate, two ends are provided with the table tip, it are equipped with watchband (6).
3. the wireless breathing of one according to claim 2, pulse monitoring device, is characterized in that, described watchband (6) is elastic webbing or belt, and watchband (6) end is provided with buckle (11).
4. the wireless breathing of one according to claim 1, pulse monitoring device, it is characterized in that, described piezoelectric film sensor a (4) is made up of piezoelectric membrane (13) and the elastic base a (14) with two-sided bow structure, elastic base a (14) is one-body molded with dial plate, piezoelectric membrane (13) is encapsulated in two-sided bow elastic base near health abdominal part side, is connected with the circuit board of signal processing circuit in dial plate (9) by lead-in wire; Described elastic base a (14) is caoutchouc elasticity base.
5. the wireless breathing of one according to claim 1, pulse monitoring device, it is characterized in that, described piezoelectric film sensor b (5) is made up of the elastic base b (15) of piezoelectric membrane (13) and the hollow arch thin-wall construction with cylindricality, elastic base b (15) is one-body molded with dial plate, piezoelectric membrane (13) is encapsulated in arch plastic thin wall, is connected with the circuit board of signal processing circuit in dial plate (9) by lead-in wire; Described elastic base b (15) is caoutchouc elasticity base.
6. the wireless breathing of one according to claim 5, pulse monitoring device, it is characterized in that, described signal processing circuit (9) comprises electric charges amplify unit (I), voltage amplification unit (II), low-pass filter unit (III), voltage follow unit (IV) and voltage lifting unit (V), described electric charges amplify unit (I) is by piezoelectric film sensor a (4), the charge signal that piezoelectric film sensor b (5) obtains changes into voltage signal, voltage amplification unit (II) amplify voltage signal, again by low-pass filter unit (III) filtering extraneous unwanted signals, the load capacity of circuit is improved through voltage follow unit (IV), and be positive signal through voltage lifting unit (V) by voltage signal lifting, after analogue signal being changed into digital signal by microcontroller, by bluetooth module (8) by signal transmission to personal information terminal (3).
7. the wireless breathing of one according to claim 6, pulse monitoring device, is characterized in that, described signal processing circuit (9) adopts flexible PCB, with polyimides or mylar for base material is made.
8. the wireless breathing of one according to claim 7, pulse monitoring device, is characterized in that, described power module (7) is provided with charge port (12).
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| CN105374804A (en) * | 2015-12-08 | 2016-03-02 | 深圳佰维存储科技有限公司 | Intelligent wearable device |
| CN105943050A (en) * | 2016-05-31 | 2016-09-21 | 广西长益智能科技有限公司 | Wearable respiratory detection equipment |
| CN106361299A (en) * | 2016-09-22 | 2017-02-01 | 安徽理工大学 | Triple-film cardiovascular detection sensor |
| WO2017117739A1 (en) * | 2016-01-06 | 2017-07-13 | 深圳市赛亿科技开发有限公司 | Sleep monitoring system |
| CN107847155A (en) * | 2016-05-12 | 2018-03-27 | 深圳市赛亿科技开发有限公司 | A kind of sleep monitor |
| CN108348177A (en) * | 2016-01-06 | 2018-07-31 | 深圳市赛亿科技开发有限公司 | Sleep-monitoring pillow and sleep monitor system |
| CN108392203A (en) * | 2018-05-16 | 2018-08-14 | 山西工程职业技术学院 | A kind of portable breath signal detection device |
| CN108542377A (en) * | 2018-02-26 | 2018-09-18 | 清华大学深圳研究生院 | A kind of detection device measuring pulse heart rate based on PVDF piezoelectric transducers |
| CN108618880A (en) * | 2018-04-13 | 2018-10-09 | 昆明理工大学 | It is a kind of that there is smart machine that is only intoxicated and preventing apnea from function occurs |
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| CN108348177A (en) * | 2016-01-06 | 2018-07-31 | 深圳市赛亿科技开发有限公司 | Sleep-monitoring pillow and sleep monitor system |
| WO2017117739A1 (en) * | 2016-01-06 | 2017-07-13 | 深圳市赛亿科技开发有限公司 | Sleep monitoring system |
| CN109069013A (en) * | 2016-04-15 | 2018-12-21 | 欧姆龙株式会社 | Biont information analytical equipment, system and program |
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| CN107847155A (en) * | 2016-05-12 | 2018-03-27 | 深圳市赛亿科技开发有限公司 | A kind of sleep monitor |
| CN105943050A (en) * | 2016-05-31 | 2016-09-21 | 广西长益智能科技有限公司 | Wearable respiratory detection equipment |
| CN109688925A (en) * | 2016-09-09 | 2019-04-26 | Ark合同公司 | Body kinematics detection sensor |
| CN106361299B (en) * | 2016-09-22 | 2023-03-24 | 安徽理工大学 | Triple-film cardiovascular detection sensor |
| CN106361299A (en) * | 2016-09-22 | 2017-02-01 | 安徽理工大学 | Triple-film cardiovascular detection sensor |
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| CN108618880A (en) * | 2018-04-13 | 2018-10-09 | 昆明理工大学 | It is a kind of that there is smart machine that is only intoxicated and preventing apnea from function occurs |
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