CN101278838A - Multichannel respiratory physiological signal wireless monitoring system and method - Google Patents
Multichannel respiratory physiological signal wireless monitoring system and method Download PDFInfo
- Publication number
- CN101278838A CN101278838A CNA200810027770XA CN200810027770A CN101278838A CN 101278838 A CN101278838 A CN 101278838A CN A200810027770X A CNA200810027770X A CN A200810027770XA CN 200810027770 A CN200810027770 A CN 200810027770A CN 101278838 A CN101278838 A CN 101278838A
- Authority
- CN
- China
- Prior art keywords
- module
- signal
- mcu
- control module
- wireless
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000012544 monitoring process Methods 0.000 title claims abstract description 42
- 230000000241 respiratory effect Effects 0.000 title claims abstract description 37
- 238000000034 method Methods 0.000 title claims description 24
- 230000005540 biological transmission Effects 0.000 claims abstract description 20
- 238000001514 detection method Methods 0.000 claims abstract description 8
- 238000006243 chemical reaction Methods 0.000 claims abstract description 6
- 238000004458 analytical method Methods 0.000 claims abstract description 5
- 238000003860 storage Methods 0.000 claims abstract description 5
- 230000003321 amplification Effects 0.000 claims description 32
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 32
- 238000005070 sampling Methods 0.000 claims description 14
- 238000012545 processing Methods 0.000 claims description 12
- 238000012546 transfer Methods 0.000 claims description 7
- 238000004891 communication Methods 0.000 claims description 5
- 238000001914 filtration Methods 0.000 claims description 3
- 238000004321 preservation Methods 0.000 claims description 3
- 230000000747 cardiac effect Effects 0.000 abstract 1
- 230000003183 myoelectrical effect Effects 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 6
- 238000013461 design Methods 0.000 description 4
- 210000003205 muscle Anatomy 0.000 description 4
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 1
- 238000013480 data collection Methods 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000005021 gait Effects 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 230000037230 mobility Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 208000023504 respiratory system disease Diseases 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Images
Landscapes
- Measuring And Recording Apparatus For Diagnosis (AREA)
Abstract
The invention provides a multi-channel respiratory physiological signal wireless monitoring system, which comprises a sensor, a data acquisition sending terminal, a data receiving terminal and a PC and the sensor, the data acquisition sending terminal, the data receiving terminal and the PC are connected in sequence. The sensor is arranged on a diaphragm signal detection tube or a multi-functional respiratory signal detection tube of a patient; the acquisition sending terminal comprises a power supply module and a multi-channel signal amplifier module, an AD conversion module, an MCU acquisition and a transmission control module and a wireless transmission module, the multi-channel signal amplifier module, the AD conversion module, the MCU acquisition and the transmission control module and the wireless transmission module are connected in sequence. The power supply module is respectively connected with the multi-channel signal amplifier module, the AD conversion module, the MCU acquisition and transmission control module and the wireless transmission module. The receiving terminal comprises a wireless receiving module and an MCU receiving control module which are mutually connected and the MCU receiving control module is connected with the PC. The patient carrying the acquisition sending terminal can transmit 5-channel diaphragm myoelectric signal or cardiac electric signal, 3-channel respiratory pressure and flow signal to a remote monitoring center by the way of wireless, thus achieving the real-time display, storage, analysis and treatment of multi-channel signal.
Description
Technical field
The present invention relates to remote measurement wireless monitoring technology, specifically be meant multichannel respiratory physiological signal wireless monitoring system and method.
Background technology
Based on GSM (Global System for Mobile Communications) and GPRS (GeneralPacket Radio Service) though wireless monitoring instrument mobility strong but message transmission rate is low, transmitting power is big, and has only a passage usually.Then transmission range is shorter based on the remote measurement wireless monitoring instrument of Bluetooth technology, uses limited.
The diagnosis and treatment of respiratory disorder depend on the monitoring of breath signal, and the wireless monitor of breath signal is to the evaluation of gait test in 6 minutes, and the monitoring of the patient in the ward has great value.Still there is not multichannel breath signal wireless monitoring system at present.The breath signal wireless monitoring system requires to obtain simultaneously biological small-signals such as multichannel diaphram myoelectricity, electrocardio, respiratory pressure and respiratory air flow.For example the electromyographic signal amplitude may have only several microvolts, but its frequency is higher, up to 500Hz.The frequency of respiratory pressure and respiratory air flow signal is then mainly in the 0-20Hz scope.Realize that the various breathing bio signals of undistorted collection comprise diaphram myoelectricity, respiratory pressure and respiratory air flow signal, require high sampling rate.In addition, breathe the wireless monitoring instrument and require light carrying, in real time monitoring.Still there is not to grow the various respiratory physiological signal simultaneously the technology of distance (reaching 100 meters) high accuracy, real-time telemetry at present.
Summary of the invention
The objective of the invention is to overcome the shortcoming of above-mentioned prior art with not enough, a kind of multichannel respiratory physiological signal wireless monitoring system and method are provided, the experimenter only need wear portable signals collecting transmitting terminal just can be the 5 passage diaphragm muscle signal of telecommunication or electrocardiosignaies, 3 passage respiratory pressures and flow signal are sent to the monitoring center of far-end by wireless mode, and the monitoring center can be carried out in real time or afterwards demonstration, storage, analysis and processing multi channel signals.
Purpose of the present invention realizes by following proposal: this multichannel respiratory physiological signal wireless monitoring system, comprise the pick off that connects successively, the data acquisition transmitting terminal, data receiver and PC, described pick off is to be placed on patient's diaphram signal detection pipe or multifunctional breath signal detection pipe on one's body, described data acquisition transmitting terminal comprises power module and the multi channel signals amplification module that connects successively, A/D gathers and modular converter, the MCU control module, wireless transmitter module, described power module while and multi channel signals amplification module, A/D gathers and modular converter, MCU gathers the emission control module, wireless transmitter module connects respectively; Described data receiver comprises that interconnective wireless receiving module, MCU receive control module, and described MCU receives control module and is connected with PC.
For realizing the present invention better, described data acquisition transmitting terminal is carried by the experimenter; Described data receiver is placed on far-end monitoring chamber.
Described multi channel signals amplification module comprises that connection successively has high input impedance, high rejection ratio altogether and low noise, low temperature and floats the amplifier module and the multichannel analog switch of ability; This amplifier module includes amplifier, wave filter and the 50HZ wave trap that connects successively.
Described A/D gathers and the effect of modular converter is that the multi-channel analog signal of amplification module output is converted to digital signal.Because diaphragm muscle signal of telecommunication amplitude is very faint, so needing high-precision A/D to gather with modular converter samples to it, described A/D gathers with modular converter and adopts 16 high-accuracy data acquisition chips so that use in real time, because the diaphragm muscle signal of telecommunication frequency higher (most of frequency distribution is at 20-250Hz) that native system will be monitored, therefore A/D collection here is taken as 1kHz with the sample rate of modular converter, and sampling process is gathered the emission control module controls by MCU.
It is single-chip microcomputer that described MCU gathers the emission control module, it is the core of whole data collection transmitting terminal, here select 16 single-chip microcomputers for use, adopt the common batteries power supply also can keep the requirement that the native system long-time continuous is used to satisfy with advantages such as super low-power consumption, the speed of service are fast, aboundresources, disposal ability are strong, exploitation is convenient.
It equally also is 16 single-chip microcomputers that described MCU receives control module, and it can be connected with the PC main frame by the USB transport module.
Consider factors such as the far away and transmitting power of wireless transmission rate height, the distance of 8 passage breath signal wireless monitoring system requirements is lower, and GPRS network and Bluetooth technology all can't all satisfy above-mentioned requirements, and electric channel mainly is set at 315,433,868 and the frequency band of 915MHz.Described wireless transmitter module of native system and wireless receiving module are to be provided with one to one, adopt MSK modulation demodulation system, fixed-length data pack mode, working frequency range is the uhf band of 433MHz, adopt the mode of frequency division multiple access, the bandwidth of each passage is 200khz, transfer rate is 500kbps, and transmitting power is 10dbm.
The power module of described data acquisition transmitting terminal adopts low power dissipation design, and its active voltage scope is 2.5V-3.2V, but the native system continuous operation is more than 2 hours; Power module comprises power supply and the booster, linear voltage regulator, the diode stabilivolt that connect respectively, and described power supply can be common batteries or lithium battery, and described booster, linear voltage regulator, diode stabilivolt are formed the voltage stabilizing electric channel.Physiological signal is a small-signal, requires system that strong anti-interference ability and ultra-low noise design are arranged.Power module provides required various supply voltages for each module of data acquisition transmitting terminal, and the performance of power module is determining the performance of system.The supply voltage of each module of data acquisition transmitting terminal has+5V ,+3.3V and+2V.Cell output voltage needs to boost to+5V through booster, and the voltage of 3.3V can be obtained by linear voltage regulator, and+2V voltage can obtain by the diode stabilivolt.Booster and linear voltage regulator should adopt the chip that has low noise, hangs down advantages such as ripple, high efficiency, to guarantee the accuracy of image data.
Adopt above-mentioned multichannel respiratory physiological signal wireless monitoring system to carry out the method for multichannel respiratory physiological signal wireless monitoring, be meant the multinomial respiratory physiological signal of data acquisition transmitting terminal by pick off continuous acquisition experimenter, mode by radio communication, data are sent to the data receiver of far-end monitoring chamber and store in the computer, carry out respective handling by main frame according to the physiological signal that receives, its concrete steps are:
(1) carries out initialization behind the system power-on reset earlier, select working method, enter low-power consumption mode then, wait for that MCU gathers the sample clock generator interruption of emission control module;
(2) the multi channel signals amplification module to the multi channel signals processing and amplifying after, MCU gathers the method that the emission control module adopts the sampling break in service, the multi channel signals amplification module is carried out gating control, gather with modular converter by A/D and successively multi-channel analog signal is sampled; A/D gathers with modular converter the sampled signal data is carried out being sent to wireless transmitter module after the A/D conversion, gathers emission control module controls wireless transmitter module by MCU data wireless is sent to data receiver;
(3) data receiver receives the signal that the wireless transmitter module by the data acquisition transmitting terminal sends over and deposits MCU in by wireless receiving module and receives control module, MCU receive control module control USB transport module transfer of data to the PC main frame;
(4) carry out the then attainable real-time demonstration of respective handling, storage, analysis and processing by the PC main frame according to the different physiological signal that receives, thereby realize the monitoring of multi channel signals parameter.
For realizing the present invention better, the interrupt timing of the described sample clock generator of step (1) is 1ms, promptly sets the sample frequency of 1k.
The method of the described sampling break in service of step (2) is carried out gating control to the multi channel signals amplification module, gathers with modular converter by A/D and successively multi-channel analog signal is sampled, and concrete steps are:
After sample clock generator interrupt to produce, MCU gathered the clear house dog of emission control module, prevented from that house dog is overtime to reset, and judged whether to have gathered each channel signal:
If do not gathered each channel signal, then MCU gathers emission control module controls A/D collection and gathers current channel signal and preservation with modular converter, and then next passage of multichannel analog switching gate of control multi channel signals amplification module, the above process that circulates is until handling 8 channel signals;
If gathered each channel signal, then MCU gathers multichannel analog switching gate 0 passage of emission control module controls multi channel signals amplification module, in order to the next round sampling; Whether judgment data expires 32 bytes, if then the wireless transmission data withdraw from breaking, if not, then directly withdraws from interruption.
Described multi channel signals amplification module comprises the step of signal processing and amplifying: the amplifier of multi channel signals amplification module comprises that diaphram Ji Dian respiratory pressure and airflow signal amplify back filtering, trap to the multichannel breath signal of input, by the prepass of working as of multichannel analog switching gate, input A/D gathers the input with modular converter then.
The present invention has following advantage and effect with respect to prior art: data acquisition transmitting terminal of the present invention has microminiaturization, carries, the low-power consumption working time is long, sampling rate is high, the little characteristics of distortion; Native system comprises that to breath signal the diaphragm muscle signal of telecommunication, electrocardiosignal respiratory pressure signal and flow carry out wireless collection, transmission first.The experimenter only need wear the signal data acquisition transmitting terminal just can be sent to far-end to breath signal or the electrocardiosignal up to 8 passages by wireless mode ICU, monitoring in real time shows, stores, analyzes and handle or treats further analyzing and processing of back, thus the wireless monitor of realization breath signal.
Description of drawings
Fig. 1 is the structural representation that the present invention is based on the multi channel signals parameter monitor system of wireless data transmission communication;
Fig. 2 is the internal structure sketch map of multi channel signals amplification module shown in Figure 1;
Fig. 3 is the sampling interrupt service routine flow chart that the present invention is based on the multi channel signals parameter monitoring method of wireless data transmission communication.
The specific embodiment
Below in conjunction with embodiment and accompanying drawing the present invention is described in further detail, but embodiments of the present invention are not limited thereto.
Embodiment
As shown in Figure 1, this multichannel respiratory physiological signal wireless monitoring system, comprise the pick off that connects successively, the data acquisition transmitting terminal, data receiver and PC, described pick off is to be placed on patient's diaphram signal detection pipe or multifunctional breath signal detection pipe on one's body, described data acquisition transmitting terminal comprises power module and the multi channel signals amplification module that connects successively, A/D gathers and modular converter, the MCU control module, wireless transmitter module, described power module while and multi channel signals amplification module, A/D gathers and modular converter, MCU gathers the emission control module, wireless transmitter module connects respectively; Described data receiver comprises that interconnective wireless receiving module, MCU receive control module, and described MCU receives control module and is connected with PC.
Described data acquisition transmitting terminal is carried by the experimenter; Described data receiver is placed on far-end monitoring chamber.
As shown in Figure 2, described multi channel signals amplification module comprises that connection successively has high input impedance, high rejection ratio altogether and low noise, low temperature and floats the amplifier module and the multichannel analog switch of ability; This amplifier module includes wave filter and the 50HZ wave trap that connects successively.
Described A/D gathers and modular converter adopts 16 high-accuracy data acquisition chips so that use in real time, and this A/D gathers and the sample rate of modular converter is taken as 1kHz, and sampling process is gathered the emission control module controls by MCU.
Described MCU gather emission control module, MCU receive control module adopt have super low-power consumption, 16 single-chip microcomputers of advantages such as the speed of service is fast, aboundresources, disposal ability is strong, exploitation is convenient are single-chip microcomputer, described MCU receives control module and is connected with the PC main frame by the USB transport module.
Consider factors such as the far away and transmitting power of wireless transmission rate height, the distance of 8 passage breath signal wireless monitoring system requirements is lower, and GPRS network and Bluetooth technology all can't all satisfy above-mentioned requirements, and electric channel mainly is set at 315,433,868 and the frequency band of 915MHz.Wireless transmitter module of the present invention adopts the CC1100 wireless data transmission chip of Chipcon company, and its maximum transmission power only is 10dbm, and under 1.2kbps data transmission rate and 1% data packet error rate, receiving sensitivity is up to-110dBm.This RF transceiving chip is integrated highly configurable modem, it supports different modulation formats, data transmission rate can reach 500kbps.CC1100 also provides hardware supported widely for processing data packets, data buffering, burst transfers of data, clear channel estimating, the indication of chain channel quality.The main operating parameters of CC1100 and 64 emission/reception FIFO (FIFO stack) can be by the MCU control module by the controls of SPI interface.
Because CC1100 does not need much other external electric channels, each parameter of chip can be set flexibly by MCU as requested.Described wireless transmitter module of native system and wireless receiving module are to be provided with one to one, adopt MSK modulation demodulation system, fixed-length data pack mode, working frequency range is the uhf band of 433MHz, adopt the mode of frequency division multiple access, the bandwidth of each passage is 200khz, transfer rate is 500kbps, and transmitting power is 10dbm.
The power module of described data acquisition transmitting terminal adopts low power dissipation design, and its active voltage scope is 2.5V-3.2V, but the native system continuous operation is more than 2 hours; Power module comprises power supply and the booster, linear voltage regulator, the diode stabilivolt that connect respectively, and described power supply can be common batteries or lithium battery, and described booster, linear voltage regulator, diode stabilivolt are formed the voltage stabilizing electric channel.Physiological signal is a small-signal, requires system that strong anti-interference ability and ultra-low noise design are arranged.Power module provides required various supply voltages for each module of data acquisition transmitting terminal, and the performance of power module is relevant with the performance of system.The supply voltage of each module of data acquisition transmitting terminal has+5V ,+3.3V and+2V.Cell output voltage needs to boost to+5V through booster, and the voltage of 3.3V can be obtained by linear voltage regulator, and+2V voltage can obtain by the diode stabilivolt.Booster and linear voltage regulator should adopt the chip that has low noise, hangs down advantages such as ripple, high efficiency, to guarantee the accuracy of image data.
As shown in Figure 1, adopt the work process of above-mentioned multichannel respiratory physiological signal wireless monitoring system, be meant the multinomial respiratory physiological signal of data acquisition transmitting terminal by pick off continuous acquisition experimenter, mode by radio communication, data are sent to the data receiver of far-end monitoring chamber and store in the computer, carry out respective handling by main frame according to the physiological signal that receives, its concrete steps are:
(1) carries out initialization behind the system power-on reset earlier, select working method, enter low-power consumption mode then, wait for that MCU gathers the sample clock generator interruption of emission control module;
(2) the multi channel signals amplification module to the multi channel signals processing and amplifying after, MCU gathers the method that the emission control module adopts the sampling break in service, the multi channel signals amplification module is carried out gating control, gather with modular converter by A/D and successively multi-channel analog signal is sampled; A/D gathers with modular converter the sampled signal data is carried out being sent to wireless transmitter module after the A/D conversion, gathers emission control module controls wireless transmitter module by MCU data wireless is sent to data receiver;
(3) data receiver receives the signal that the wireless transmitter module by the data acquisition transmitting terminal sends over and deposits MCU in by wireless receiving module and receives control module, MCU receive control module control USB transport module transfer of data to the PC main frame;
(4) carry out the then attainable real-time demonstration of respective handling, storage, analysis and processing by the PC main frame according to the different physiological signal that receives, thereby realize the monitoring of multi channel signals parameter.
The interrupt timing of the described sample clock generator of step (1) is 1ms, promptly sets the sample frequency of 1k.
As shown in Figure 3, the method for the described sampling break in service of step (2) is carried out gating control to the multi channel signals amplification module, gathers with modular converter by A/D and successively multi-channel analog signal is sampled, and concrete steps are:
After sample clock generator interrupt to produce, MCU gathered the clear house dog of emission control module, prevented from that house dog is overtime to reset, and judged whether to have gathered each channel signal:
If do not gathered each channel signal, then MCU gathers emission control module controls A/D collection and gathers current channel signal and preservation with modular converter, and then next passage of multichannel analog switching gate of control multi channel signals amplification module, the above process that circulates is until handling 8 channel signals;
If gathered each channel signal, then MCU gathers multichannel analog switching gate 0 passage of emission control module controls multi channel signals amplification module, in order to the next round sampling; Whether judgment data expires 32 bytes, if then the wireless transmission data withdraw from breaking, if not, then directly withdraws from interruption.
As shown in Figure 2, described multi channel signals amplification module comprises the step of signal processing and amplifying: the amplifier module of multi channel signals amplification module comprises diaphram Ji Dian respiratory pressure to the multichannel breath signal of input and airflow signal amplifies and filtering, trap, by the prepass of working as of multichannel analog switching gate, input A/D gathers the input with modular converter then.
As mentioned above; just can realize the present invention preferably; the foregoing description is a preferred implementation of the present invention; but embodiment of the present utility model is not restricted to the described embodiments; other any do not deviate from change, the modification done under spirit of the present utility model and the principle, substitutes, combination, simplify; all should be the substitute mode of equivalence, be included within the protection domain of the present utility model.
Claims (9)
1, multichannel respiratory physiological signal wireless monitoring system, it is characterized in that: comprise the pick off that connects successively, the data acquisition transmitting terminal, data receiver and PC, described pick off is to be placed on patient's diaphram signal detection pipe or multifunctional breath signal detection pipe on one's body, described data acquisition transmitting terminal comprises power module and the multi channel signals amplification module that connects successively, A/D gathers and modular converter, the MCU control module, wireless transmitter module, described power module while and multi channel signals amplification module, A/D gathers and modular converter, MCU gathers the emission control module, wireless transmitter module connects respectively; Described data receiver comprises that interconnective wireless receiving module, MCU receive control module, and described MCU receives control module and is connected with PC.
2, according to the described multichannel respiratory physiological signal wireless monitoring system of claim 1, it is characterized in that: described data acquisition transmitting terminal is carried by the experimenter; Described data receiver is placed on far-end monitoring chamber.
3, according to the described multichannel respiratory physiological signal wireless monitoring system of claim 1, it is characterized in that: described multi channel signals amplification module comprises amplifier module and the multichannel analog switch that connects successively; Described amplifier module includes amplifier, wave filter and the 50HZ wave trap that connects successively.
4, according to the described multichannel respiratory physiological signal wireless monitoring system of claim 1, it is characterized in that: described A/D gathers with modular converter and adopts 16 high-accuracy data acquisition chips, and sample rate is taken as 1kHz.
5, according to the described multichannel respiratory physiological signal wireless monitoring system of claim 1, it is characterized in that: described MCU gathers the emission control module, MCU receives control module and adopts 16 single-chip microcomputers, and described MCU receives control module and is connected with the PC main frame by the USB transport module.
6, according to the described multichannel respiratory physiological signal wireless monitoring system of claim 1, it is characterized in that: described wireless transmitter module and wireless receiving module are to be provided with one to one, adopt MSK modulation demodulation system, fixed-length data pack mode, working frequency range is the uhf band of 433MHz, adopt the mode of frequency division multiple access, the bandwidth of each passage is 200khz, and transfer rate is 500kbps, and transmitting power is 10dbm.
7, adopt the multichannel respiratory physiological signal wireless monitoring method of each described multichannel respiratory physiological signal wireless monitoring system of claim 1-6, it is characterized in that: the data acquisition transmitting terminal is by pick off continuous acquisition experimenter's multinomial respiratory physiological signal, mode by radio communication, data are sent to the data receiver of far-end monitoring chamber and store in the computer, carry out respective handling by main frame according to the physiological signal that receives, its concrete steps are:
(1) carries out initialization behind the system power-on reset earlier, select working method, enter low-power consumption mode then, wait for that MCU gathers the sample clock generator interruption of emission control module;
(2) the multi channel signals amplification module to the multi channel signals processing and amplifying after, MCU gathers the method that the emission control module adopts the sampling break in service, the multi channel signals amplification module is carried out gating control, gather with modular converter by A/D and successively multi-channel analog signal is sampled; A/D gathers with modular converter the sampled signal data is carried out being sent to wireless transmitter module after the A/D conversion, gathers emission control module controls wireless transmitter module by MCU data wireless is sent to data receiver;
(3) data receiver receives the signal that the wireless transmitter module by the data acquisition transmitting terminal sends over and deposits MCU in by wireless receiving module and receives control module, MCU receive control module control USB transport module transfer of data to the PC main frame;
(4) carry out the then attainable real-time demonstration of respective handling, storage, analysis and processing by the PC main frame according to the different physiological signal that receives, thereby realize the monitoring of multi channel signals parameter.
8, according to the described multichannel respiratory physiological signal wireless monitoring method of claim 7, it is characterized in that: the interrupt timing of the described sample clock generator of step (1) is 1ms, promptly sets the sample frequency of 1k;
The method of the described sampling break in service of step (2) is carried out gating control to the multi channel signals amplification module, gathers with modular converter by A/D and successively multi-channel analog signal is sampled, and concrete steps are:
After sample clock generator interrupt to produce, MCU gathered the clear house dog of emission control module, prevented from that house dog is overtime to reset, and judged whether to have gathered each channel signal:
If do not gathered each channel signal, then MCU gathers emission control module controls A/D collection and gathers current channel signal and preservation with modular converter, and then next passage of multichannel analog switching gate of control multi channel signals amplification module, the above process that circulates is until handling 8 channel signals;
If gathered each channel signal, then MCU gathers multichannel analog switching gate 0 passage of emission control module controls multi channel signals amplification module, in order to the next round sampling; Whether judgment data expires 32 bytes, if then the wireless transmission data withdraw from breaking, if not, then directly withdraws from interruption.
9, according to the described multichannel respiratory physiological signal wireless monitoring method of claim 7, it is characterized in that: described multi channel signals amplification module comprises the step of signal processing and amplifying: the amplifier module of multi channel signals amplification module comprises diaphram Ji Dian respiratory pressure to the multichannel breath signal of input and airflow signal amplifies and filtering, trap, by the prepass of working as of multichannel analog switching gate, input A/D gathers the input with modular converter then.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810027770XA CN101278838B (en) | 2008-04-29 | 2008-04-29 | Multichannel respiratory physiological signal wireless monitoring system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810027770XA CN101278838B (en) | 2008-04-29 | 2008-04-29 | Multichannel respiratory physiological signal wireless monitoring system and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101278838A true CN101278838A (en) | 2008-10-08 |
| CN101278838B CN101278838B (en) | 2011-05-18 |
Family
ID=40011641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200810027770XA Expired - Fee Related CN101278838B (en) | 2008-04-29 | 2008-04-29 | Multichannel respiratory physiological signal wireless monitoring system and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101278838B (en) |
Cited By (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101897588A (en) * | 2009-05-27 | 2010-12-01 | 霍尼韦尔国际公司 | Multi-dynamic-range sensor |
| CN101513346B (en) * | 2009-03-18 | 2011-06-15 | 华南理工大学 | Sleeping respiration information abdominal type monitoring and early warning system featuring wireless transmission |
| CN102151133A (en) * | 2011-03-04 | 2011-08-17 | 上海理工大学 | Portable respiratory muscle electric collecting device |
| CN102542759A (en) * | 2011-12-15 | 2012-07-04 | 上海移为通信技术有限公司 | Wireless data acquisition and analysis test method of embedded system |
| CN102599901A (en) * | 2012-02-10 | 2012-07-25 | 无锡先凯智能科技有限公司 | Physiological weak current signal acquiring and processing system and device |
| CN103371803A (en) * | 2012-04-25 | 2013-10-30 | 王秀昆 | Polysomnography system |
| CN103440754A (en) * | 2013-08-26 | 2013-12-11 | 国家电网公司 | Wireless distribution type network data monitoring system |
| CN103453983A (en) * | 2013-08-15 | 2013-12-18 | 湘潭大学 | Industrial data acquisition method and system based on time diversion multiplexing and multiple channels |
| CN103705245A (en) * | 2013-12-25 | 2014-04-09 | 上海齐正微电子有限公司 | Lung function meter, mask with lung function detecting function and respiratory training device |
| CN103920202A (en) * | 2014-04-25 | 2014-07-16 | 昆山韦睿医疗科技有限公司 | Signal acquisition device and method |
| CN104174117A (en) * | 2014-09-19 | 2014-12-03 | 重庆邮电大学 | Intelligent multi-spectrum physical therapy device and method for controlling spectrum strength through respiration signal feedback |
| CN104473646A (en) * | 2014-12-04 | 2015-04-01 | 钟新华 | Respiratory movement mode monitoring instrument |
| EP2893873A3 (en) * | 2014-01-13 | 2015-10-28 | Samsung Electronics Co., Ltd. | Biosignal amplifying circuit |
| WO2016082088A1 (en) * | 2014-11-25 | 2016-06-02 | 金宙科技有限公司 | Measurement device and method for human respiratory system function |
| CN105894767A (en) * | 2015-12-16 | 2016-08-24 | 沈阳东软医疗系统有限公司 | Magnetic resonance attachment signal sending method, transmission method, device and system |
| CN105957320A (en) * | 2016-05-03 | 2016-09-21 | 成都泰盟软件有限公司 | Wireless connection method for multi-channel bio-signal collector and sensor |
| CN106123940A (en) * | 2015-05-05 | 2016-11-16 | 北京康智乐思网络科技有限公司 | A kind of data acquisition unit and acquisition method |
| CN106327834A (en) * | 2016-08-31 | 2017-01-11 | 北京浩坤科技有限公司 | Multi-channel equipment and method for acquiring signals |
| CN106373361A (en) * | 2016-08-31 | 2017-02-01 | 北京浩坤科技有限公司 | Wireless collection and transmission device and method |
| CN107204775A (en) * | 2017-06-02 | 2017-09-26 | 广州视源电子科技股份有限公司 | Sampling method and sampling device for analog signals |
| CN109009028A (en) * | 2018-08-31 | 2018-12-18 | 江苏盖睿健康科技有限公司 | A kind of wearable device reflecting fatigue level of human body |
| US20190132043A1 (en) * | 2017-10-31 | 2019-05-02 | Zmodo Technology Shenzhen Corp. Ltd. | Wireless signal enhancement device, method, system, and storage medium |
| CN110867059A (en) * | 2019-11-22 | 2020-03-06 | 北京师范大学 | Data acquisition system for atmospheric environment parameters |
-
2008
- 2008-04-29 CN CN200810027770XA patent/CN101278838B/en not_active Expired - Fee Related
Cited By (31)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101513346B (en) * | 2009-03-18 | 2011-06-15 | 华南理工大学 | Sleeping respiration information abdominal type monitoring and early warning system featuring wireless transmission |
| US10330513B2 (en) | 2009-05-27 | 2019-06-25 | Honeywell International Inc. | Multi-dynamic-range sensor |
| CN101897588A (en) * | 2009-05-27 | 2010-12-01 | 霍尼韦尔国际公司 | Multi-dynamic-range sensor |
| CN102151133A (en) * | 2011-03-04 | 2011-08-17 | 上海理工大学 | Portable respiratory muscle electric collecting device |
| CN102151133B (en) * | 2011-03-04 | 2012-10-24 | 上海理工大学 | Portable respiratory muscle electric collecting device |
| CN102542759A (en) * | 2011-12-15 | 2012-07-04 | 上海移为通信技术有限公司 | Wireless data acquisition and analysis test method of embedded system |
| CN102599901A (en) * | 2012-02-10 | 2012-07-25 | 无锡先凯智能科技有限公司 | Physiological weak current signal acquiring and processing system and device |
| CN103371803A (en) * | 2012-04-25 | 2013-10-30 | 王秀昆 | Polysomnography system |
| CN103453983B (en) * | 2013-08-15 | 2015-09-23 | 湘潭大学 | A kind of based on time division multiplex and multichannel industrial data acquisition method and system |
| CN103453983A (en) * | 2013-08-15 | 2013-12-18 | 湘潭大学 | Industrial data acquisition method and system based on time diversion multiplexing and multiple channels |
| CN103440754A (en) * | 2013-08-26 | 2013-12-11 | 国家电网公司 | Wireless distribution type network data monitoring system |
| CN103705245A (en) * | 2013-12-25 | 2014-04-09 | 上海齐正微电子有限公司 | Lung function meter, mask with lung function detecting function and respiratory training device |
| EP2893873A3 (en) * | 2014-01-13 | 2015-10-28 | Samsung Electronics Co., Ltd. | Biosignal amplifying circuit |
| US9608580B2 (en) | 2014-01-13 | 2017-03-28 | Samsung Electronics Co., Ltd. | Biosignal amplifying circuit |
| CN103920202A (en) * | 2014-04-25 | 2014-07-16 | 昆山韦睿医疗科技有限公司 | Signal acquisition device and method |
| CN104174117A (en) * | 2014-09-19 | 2014-12-03 | 重庆邮电大学 | Intelligent multi-spectrum physical therapy device and method for controlling spectrum strength through respiration signal feedback |
| CN107072593A (en) * | 2014-11-25 | 2017-08-18 | 金宙科技有限公司 | The measurement apparatus and method of human respiratory system's function |
| WO2016082088A1 (en) * | 2014-11-25 | 2016-06-02 | 金宙科技有限公司 | Measurement device and method for human respiratory system function |
| US10682073B2 (en) | 2014-11-25 | 2020-06-16 | Golver Tech Systems Co. Ltd | Measurement device and method for human respiratory system function |
| CN104473646A (en) * | 2014-12-04 | 2015-04-01 | 钟新华 | Respiratory movement mode monitoring instrument |
| CN106123940A (en) * | 2015-05-05 | 2016-11-16 | 北京康智乐思网络科技有限公司 | A kind of data acquisition unit and acquisition method |
| CN105894767A (en) * | 2015-12-16 | 2016-08-24 | 沈阳东软医疗系统有限公司 | Magnetic resonance attachment signal sending method, transmission method, device and system |
| CN105957320A (en) * | 2016-05-03 | 2016-09-21 | 成都泰盟软件有限公司 | Wireless connection method for multi-channel bio-signal collector and sensor |
| CN105957320B (en) * | 2016-05-03 | 2019-01-29 | 成都泰盟软件有限公司 | A kind of wireless connection method of multichannel biological signal collecting device and sensor |
| CN106373361A (en) * | 2016-08-31 | 2017-02-01 | 北京浩坤科技有限公司 | Wireless collection and transmission device and method |
| CN106327834A (en) * | 2016-08-31 | 2017-01-11 | 北京浩坤科技有限公司 | Multi-channel equipment and method for acquiring signals |
| CN107204775A (en) * | 2017-06-02 | 2017-09-26 | 广州视源电子科技股份有限公司 | Sampling method and sampling device for analog signals |
| CN107204775B (en) * | 2017-06-02 | 2021-02-02 | 广州视源电子科技股份有限公司 | Sampling method and sampling device for analog signals |
| US20190132043A1 (en) * | 2017-10-31 | 2019-05-02 | Zmodo Technology Shenzhen Corp. Ltd. | Wireless signal enhancement device, method, system, and storage medium |
| CN109009028A (en) * | 2018-08-31 | 2018-12-18 | 江苏盖睿健康科技有限公司 | A kind of wearable device reflecting fatigue level of human body |
| CN110867059A (en) * | 2019-11-22 | 2020-03-06 | 北京师范大学 | Data acquisition system for atmospheric environment parameters |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101278838B (en) | 2011-05-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101278838B (en) | Multichannel respiratory physiological signal wireless monitoring system and method | |
| CN102512159B (en) | Portable wireless electroencephalogram acquisition device | |
| CN102599901A (en) | Physiological weak current signal acquiring and processing system and device | |
| CN201967144U (en) | Greenhouse wireless remote plant physiological and ecological monitoring system based on ZigBee and 3G (The 3rd Generation Telecommunication) network | |
| CN100394903C (en) | Bidirectional digital modulating multi-channel artificial cochlea system | |
| CN108024226A (en) | A kind of low-consumption wireless sensing data harvester, system and method based on NB-IoT | |
| CN201005693Y (en) | Wireless ecg signal acquisition and GPS positioning device | |
| CN105796124B (en) | Mobile cardiophony system and method based on Internet of Things | |
| CN203290900U (en) | Wireless surface myoelectricity collecting instrument based on Bluetooth | |
| CN104280533A (en) | Bluetooth-based soil moisture monitoring sensor | |
| CN201192340Y (en) | Multi-channel respiration physiology signal wireless monitoring system | |
| CN202589511U (en) | Physiological weak current signal acquisition processing system and apparatus | |
| CN211426816U (en) | Low-power consumption wireless seismic data recording device | |
| CN201019742Y (en) | Integration digital sphygmus sensor | |
| CN202173396U (en) | Portable multi-functional physical electrical signal collecting device | |
| CN201398967Y (en) | Cardiac monitoring system based on bluetooth phone | |
| CN205338943U (en) | Wireless long -distance electrocardio monitoring system | |
| CN2915032Y (en) | DC digital amplifier for recording human or non-human tiny signal | |
| CN201185922Y (en) | Electrocardiogram monitor system based on bluetooth communication | |
| CN205054167U (en) | Narrow harmless diagnostic system of coronary | |
| CN211014194U (en) | Air negative oxygen ion detection and networking device | |
| CN101766485B (en) | Wireless mobile real-time acquisition device for electroencephalograph of small animals | |
| CN202956184U (en) | Low-power greenhouse illumination intensity acquisition and transmission apparatus | |
| CN103795778A (en) | Mobile medical treatment open service system for personal health | |
| CN202131638U (en) | Water meter terminal for outputting multiple sensor signal |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191121 Address after: 510120 No. 151 Yanjiang Road, Guangzhou, Guangdong, Yuexiu District Patentee after: The First Affiliated Hospital of Guangzhou Medical University (Guangzhou respiratory center) Address before: 510120 No. 151 Yanjiang West Road, Guangdong, Guangzhou Patentee before: Luo Yuanming |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201021 Address after: 227-229, 2nd floor, Zone D, 80 guanyue Road, Science City, Guangzhou high tech Industrial Development Zone, Guangdong Province Patentee after: GUANGZHOU RUISHIBO MEDICAL TECHNOLOGY Co.,Ltd. Address before: 510120 No. 151 Yanjiang Road, Guangzhou, Guangdong, Yuexiu District Patentee before: THE FIRST AFFILIATED HOSPITAL OF GUANGZHOU MEDICAL University (GUANGZHOU RESPIRATORY CENTER) |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110518 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |