CN106372404A - Intelligent medical monitoring system - Google Patents

Abstract

The invention provides an intelligent medical monitoring system which comprises a user terminal device, a wireless network transceiver and a service center, wherein the user terminal device is worn by a patient; the service center is used for realizing management monitoring; the user terminal device is connected with a physiological parameter sensor and an input module through the wireless network transceiver, wherein the physiological parameter sensor is used for detecting a physiological parameter of the patient, and the input module is used for inputting illness state data by the patient; and the service center is used for sending a diagnosis instruction to the user terminal device through the wireless network transceiver, and the service center comprises a remote diagnosing and treating module and an alarming module, wherein the remote diagnosing and treating module is used for remotely diagnosing and treating by a doctor, and the alarming module is used for comparing and alarming according to the detected physiological parameter of the patient and the preset physiological parameter threshold value. The intelligent medical monitoring system has the beneficial effects of capability of monitoring the physiological status of the patient in real time, high intellectuality and high practicability.

Description

A kind of intelligent medical monitoring system

Technical field

The present invention relates to field of medical device is and in particular to a kind of intelligent medical monitoring system.

Background technology

Proposing and the domestic at present policy to technology of Internet of things with Internet of Things (internet of things) concept Support, Internet of Things will have very strong development trend in future, and Internet of Things can be in intelligent medical, smart home, intelligent city, intelligence Can fully develop talents in the field such as environmental protection, intelligent transportation, reading intelligent agriculture.We can so remove to understand Internet of Things: Internet of Things is one Sensor-based cognition technology, in conjunction with various networks and networking, makes each sensor merge the system becoming an entirety.Thing Networking can realize the identification and perception between people and thing, have intelligent management effect to thing.And in medical field, medical Internet of Things Net includes body feel network, is the physiological parameter index by medical sensor and mobile communication equipment capture and transmission human body, such as people The life relevant parameter such as the blood pressure of body, pulse, blood glucose, electrocardio, body temperature, breathing is monitored and these parameters is uploaded to service In in the heart, consult for medical personnel or kith and kin, thus effectively being monitored to disease and preventing.In real medical procedure In, the imbalance of medical resource lead to seek medical advice difficulty the problems such as, a doctor is frequently necessary in the face of very many patients are thus lead to The decline of quality of medical care, severe patient occurs including great malpracticees such as diagnosis error, medication errors.It is thus desirable to developing A kind of energy real-time monitoring patient physiological condition's, and can have the system of Real-time Feedback function to the situation after patient medication.

Content of the invention

For solving the above problems, the present invention provides a kind of intelligent medical monitoring system.

The purpose of the present invention employs the following technical solutions to realize:

A kind of intelligent medical monitoring system, including the subscriber terminal equipment being worn on patient, wireless network transceiver With the service centre in order to realize management and monitoring；Described subscriber terminal equipment passes through wireless network transceiver and includes detecting The physiological parameter sensors of physiological parameter and the input module with inputting state of an illness data for patient；Described service centre leads to Cross wireless network transceiver and send diagnostic instruction to subscriber terminal equipment, service centre includes with remote for doctor's remote diagnosis Journey diagnosis and treatment module and the physiological parameter threshold in order to the physiological parameter according to detection and setting are compared and send alarm Alarm module.

The invention has the benefit that can real-time monitoring patient physiological condition, intelligent strong, practicality good.

Brief description

Using accompanying drawing, the invention will be further described, but the embodiment in accompanying drawing does not constitute any limit to the present invention System, for those of ordinary skill in the art, on the premise of not paying creative work, can also obtain according to the following drawings Other accompanying drawings.

Fig. 1 is present configuration schematic diagram；

Fig. 2 is the structural representation of wireless network transceiver of the present invention.

Reference:

Subscriber terminal equipment 1, service centre 2, physiological parameter sensors 3, wireless network transceiver 4, rfid reader 5, Input module 11, hot plug processing module 12, remote diagnosis module 21, alarm module 22, transducer position unit 41, sensor Network optimization unit 42, data monitoring unit 43, data processing unit 44, data receipt unit 45, data transfer unit 46.

Specific embodiment

The invention will be further described with the following Examples.

Application scenarios 1

Referring to Fig. 1, Fig. 2, the intelligent medical monitoring system of an embodiment of this application scene, including being worn on patient's body On subscriber terminal equipment 1, wireless network transceiver 4 and the service centre 2 in order to realize management and monitoring；Described user terminal sets Standby 1 passes through wireless network transceiver 4 and includes detecting the physiological parameter sensors 3 of physiological parameter and with for patient The input module 11 of input state of an illness data；Described service centre 2 is sent to subscriber terminal equipment 1 by wireless network transceiver 4 Diagnostic instruction, service centre 2 is included with the remote diagnosis module 21 for doctor's remote diagnosis with order to the patient according to detection Physiological parameter is compared and sends the alarm module 22 of alarm with the physiological parameter threshold setting.

The above embodiment of the present invention energy real-time monitoring patient physiological condition, intelligent strong, practicality are good.

Preferably, described subscriber terminal equipment 1 includes rfid reader 5, and described rfid reader 5 is used for reading Medicine box On rfid label information, monitor patient's drug administration process.

This preferred embodiment patient arranges rfid reader 5, due to carrying electronic tag on Medicine box, takes medicine in patient Cheng Zhong, the rfid reader 5 of subscriber terminal equipment 1 can recognize that electronic tag, and is communicated, and reads and writes relevant information, Thus completing to monitor patient's drug administration process.

Preferably, described subscriber terminal equipment 1 also includes hot plug processing module 12, in order to control physiological parameter sensors 3 access in systems at any time or remove.

This preferred embodiment makes the physiology monitoring to user more convenient.

Preferably, described wireless network transceiver 4 includes transducer position unit 41, sensor network optimizes unit 42, Data monitoring unit 43, data processing unit 44, data receipt unit 45 data delivery unit 46.

This preferred embodiment constructs the framework of wireless network transceiver 4.

Preferably, described transducer position unit 41 is used for unknown sensor network nodes are positioned, positioning side Method is as follows:

(1) integrated gps positioning chip on minority sensor node, these sensor nodes are obtained by receiving gps signal Self-position is taken to become known location node, as the location base of other unknown position nodes；

(2) ask for four mutual distances of known location node and jumping figure, calculate the distance averagely often jumped；

(3) for unknown position node x, averagely often jumped in the jumping figure of four known location nodes and (2) using it Distance is multiplied and obtains unknown position node to the distance of four known location nodes；

(4) choose wherein three known location nodes by way of combination in any, for each combination, surveyed according to three sides Mensuration its position of acquisition, then produce four result of calculations, ask for mean place as unknown position node final position.

This preferred embodiment arranges transducer position unit 41, is easy to obtain the position source of Monitoring Data, fixed using gps Position chip and the method for three side positioning combination, had both saved cost, and can obtain good locating effect.

Preferably, described sensor network is optimized unit 42 and using heredity-ant colony optimization algorithm, sensor network is route Algorithm is optimized, and concrete grammar is as follows:

(1) generate network topology structure of wireless sensor at random；

(2) set the parameter of genetic algorithm, sensor network is simplified using genetic algorithm, form new network topology knot Structure；

(3) ant group algorithm pheromone is initialized according to genetic algorithm result；

(4) set ant group algorithm parameter, using ant group algorithm, optimal path is scanned for and update.

This preferred embodiment is optimized to sensor network, limited ensureing that whole wireless sensor network performance declines In the case of, improve network energy-saving effect, extend the life-span of network.

Preferably, described data monitoring unit 43 be used for by by the sensor node that each sensor builds cooperate into The monitoring in certain region of row, and export the perception data of each sensor node monitoring；

Described data processing unit 44 is used for the perception data of each sensor node monitoring being compressed process, comprising:

If the data sequence of described perception data unit interval is x={ x (t₁),x(t₂),…,x(t_n), its Middle t_i(1≤i≤n) express time stabs, x (t_i) represent in t_iThe monitor value that (1≤i≤n) certain node of moment produces, sets by mistake Difference boundary is ε, and limit of error is the span of ε is [0.4,0.8], from first data point [t₁, x (t₁)] start, to data Sequence x={ x (t₁),x(t₂),…,x(t_n) in data point sequentially carry out scanning for the first time, when the scanning reaching setting stops During condition, stop primary scanning, the data subsequence of first time scanning approximately, is scanned from first time with a line segment Data subsequence after first data point proceed by similar secondary scanning, until scan through the whole unit interval The data sequence of section；By the initial time of first line segment, afterwards the slope of the end time of every line segment and every line segment with Intercept as the corresponding compressed data of data sequence of unit interval and exports；

Wherein, the described scanning stop condition setting as: when scanning a data point [t_k, x (t_k)], in this data Point [t_k, x (t_k)] before all data points approximate description can be come by a line segment, and meet error precision requirement, and add number Strong point [t_k, x (t_k)] after, do not exist a line segment energy approximate description currently all not by approximate description data point when, stop Scanning；

Described error precision requires:

$|x\left(t_j\right)-\[x\left(t_{\mathrm{\α}}\right)+\frac{x\left(t_{k-1}\right)-x\left(t_{\mathrm{\α}}\right)}{t_{k-1}-t_{\mathrm{\α}}}(t_j-t_{\mathrm{\α}})\]|\≤\mathrm{\ϵ}$

Wherein, if described data point [t_k, x (t_k)] before subsequence be x={ x (t_α),x(t_α+1),…,x(t_k-1), X (t in formula_j) it is in t_jThe actual value in (α≤j≤k-1) moment.

This preferred embodiment arranges data processing unit 44, carries out data scanning, energy by the scanning stop condition setting Enough in linear session, carry out the data sequence of a unit interval of approximate description perception data using the line segment number of minimal number Row and ensure that error precision requires, then by the initial time of first line segment, the afterwards end time of every line segment and every The slope of line segment and is exported as the corresponding compressed data of data sequence of unit interval with intercept, thus decrease to need to pass The data volume sent, reduces the energy expenditure of data transmission, thus the communication relatively reducing wireless sensor network node is opened Pin；Propose formula that error precision requires it is ensured that the precision of data compression, and improve the speed of data scanning.

Preferably, described data receipt unit 45 is built by wireless sensor network sink node, described wireless biography Sensor network aggregation node is received after the corresponding compression of each sensor node based on the Data Transport Protocol ensureing weighted-fair Perception data, and by corresponding for the sensor node of reception compression after perception data be sent at high-performance computer Reason and analysis, realize the collection of wireless data；

Wherein, the Data Transport Protocol of described guarantee weighted-fair is:

It is right from sensor node i that described wireless sensor network sink node receives in certain unit interval [0, t] Quantity s of the perception data after the compression answered_i,tNeed to meet following fairness metric condition:

$\frac{{({\mathrm{\σ}}_{i=1}^n{s}_{i,t}/w_i)}^2}{{\mathrm{n\σ}}_{i=1}^n{(s_{i,t}/w_i)}^2}\&greaterequal;1-{(10\mathrm{\γ}/9)}^2$

In formula, w_iThe weights characterizing its data significance level of the sensor node i for setting, n is sensor node Sum, γ is constant, and its span is (0,0.2).

This preferred embodiment wireless sensor network sink node is connect based on the Data Transport Protocol ensureing weighted-fair Receive the perception data after the corresponding compression of each sensor node, enable wireless sensor network sink node from important sensing Device node receives more perception data it is ensured that while the efficiency of data transfer, improve the fairness of data transfer.

Preferably, described data transfer unit 46 transfers data to user by network, single including closely transmitting son Unit, telecommunication subelement and switching subelement, described short-range communication subelement adopts zigbee agreement to communicate, described remote Distance communication subelement adopts wireless communication, and under normal circumstances, user passes through short-range communication submodule from computer control End processed obtains monitoring information, and when user goes out, switching subelement starts telecommunication subelement, to user mobile phone control end Long Distant Transmit monitoring information.

This preferred embodiment arranges data transfer unit 46, can select communication mode it is achieved that reality according to user distance When monitoring.

In this application scenarios, limit of error takes 0.4 for ε, and monitoring velocity improves 10% relatively, and monitoring accuracy carries relatively High by 12%.

Application scenarios 2

Referring to Fig. 1, Fig. 2, the intelligent medical monitoring system of an embodiment of this application scene, including being worn on patient's body On subscriber terminal equipment 1, wireless network transceiver 4 and the service centre 2 in order to realize management and monitoring；Described user terminal sets Standby 1 passes through wireless network transceiver 4 and includes detecting the physiological parameter sensors 3 of physiological parameter and with for patient The input module 11 of input state of an illness data；Described service centre 2 is sent to subscriber terminal equipment 1 by wireless network transceiver 4 Diagnostic instruction, service centre 2 is included with the remote diagnosis module 21 for doctor's remote diagnosis with order to the patient according to detection Physiological parameter is compared and sends the alarm module 22 of alarm with the physiological parameter threshold setting.

The above embodiment of the present invention energy real-time monitoring patient physiological condition, intelligent strong, practicality are good.

Preferably, described subscriber terminal equipment 1 includes rfid reader 5, and described rfid reader 5 is used for reading Medicine box On rfid label information, monitor patient's drug administration process.

This preferred embodiment patient arranges rfid reader 5, due to carrying electronic tag on Medicine box, takes medicine in patient Cheng Zhong, the rfid reader 5 of subscriber terminal equipment 1 can recognize that electronic tag, and is communicated, and reads and writes relevant information, Thus completing to monitor patient's drug administration process.

Preferably, described subscriber terminal equipment 1 also includes hot plug processing module 12, in order to control physiological parameter sensors 3 access in systems at any time or remove.

This preferred embodiment makes the physiology monitoring to user more convenient.

Preferably, described wireless network transceiver 4 includes transducer position unit 41, sensor network optimizes unit 42, Data monitoring unit 43, data processing unit 44, data receipt unit 45 data delivery unit 46.

This preferred embodiment constructs the framework of wireless network transceiver 4.

Preferably, described transducer position unit 41 is used for unknown sensor network nodes are positioned, positioning side Method is as follows:

(1) integrated gps positioning chip on minority sensor node, these sensor nodes are obtained by receiving gps signal Self-position is taken to become known location node, as the location base of other unknown position nodes；

(2) ask for four mutual distances of known location node and jumping figure, calculate the distance averagely often jumped；

(3) for unknown position node x, averagely often jumped in the jumping figure of four known location nodes and (2) using it Distance is multiplied and obtains unknown position node to the distance of four known location nodes；

(4) choose wherein three known location nodes by way of combination in any, for each combination, surveyed according to three sides Mensuration its position of acquisition, then produce four result of calculations, ask for mean place as unknown position node final position.

This preferred embodiment arranges transducer position unit 41, is easy to obtain the position source of Monitoring Data, fixed using gps Position chip and the method for three side positioning combination, had both saved cost, and can obtain good locating effect.

Preferably, described sensor network is optimized unit 42 and using heredity-ant colony optimization algorithm, sensor network is route Algorithm is optimized, and concrete grammar is as follows:

(1) generate network topology structure of wireless sensor at random；

(2) set the parameter of genetic algorithm, sensor network is simplified using genetic algorithm, form new network topology knot Structure；

(3) ant group algorithm pheromone is initialized according to genetic algorithm result；

(4) set ant group algorithm parameter, using ant group algorithm, optimal path is scanned for and update.

This preferred embodiment is optimized to sensor network, limited ensureing that whole wireless sensor network performance declines In the case of, improve network energy-saving effect, extend the life-span of network.

Preferably, described data monitoring unit 43 be used for by by the sensor node that each sensor builds cooperate into The monitoring in certain region of row, and export the perception data of each sensor node monitoring；

Described data processing unit 44 is used for the perception data of each sensor node monitoring being compressed process, comprising:

If the data sequence of described perception data unit interval is x={ x (t₁),x(t₂),…,x(t_n), its Middle t_i(1≤i≤n) express time stabs, x (t_i) represent in t_iThe monitor value that (1≤i≤n) certain node of moment produces, sets by mistake Difference boundary is ε, and limit of error is the span of ε is [0.4,0.8], from first data point [t₁, x (t₁)] start, to data Sequence x={ x (t₁),x(t₂),…,x(t_n) in data point sequentially carry out scanning for the first time, when the scanning reaching setting stops During condition, stop primary scanning, the data subsequence of first time scanning approximately, is scanned from first time with a line segment Data subsequence after first data point proceed by similar secondary scanning, until scan through the whole unit interval The data sequence of section；By the initial time of first line segment, afterwards the slope of the end time of every line segment and every line segment with Intercept as the corresponding compressed data of data sequence of unit interval and exports；

Wherein, the described scanning stop condition setting as: when scanning a data point [t_k, x (t_k)], in this data Point [t_k, x (t_k)] before all data points approximate description can be come by a line segment, and meet error precision requirement, and add number Strong point [t_k, x (t_k)] after, do not exist a line segment energy approximate description currently all not by approximate description data point when, stop Scanning；

Described error precision requires:

$|x\left(t_j\right)-\[x\left(t_{\mathrm{\α}}\right)+\frac{x\left(t_{k-1}\right)-x\left(t_{\mathrm{\α}}\right)}{t_{k-1}-t_{\mathrm{\α}}}(t_j-t_{\mathrm{\α}})\]|\≤\mathrm{\ϵ}$

Wherein, if described data point [t_k, x (t_k)] before subsequence be x={ x (t_α),x(t_α+1),…,x(t_k-1), X (t in formula_j) it is in t_jThe actual value in (α≤j≤k-1) moment.

This preferred embodiment arranges data processing unit 44, carries out data scanning, energy by the scanning stop condition setting Enough in linear session, carry out the data sequence of a unit interval of approximate description perception data using the line segment number of minimal number Row and ensure that error precision requires, then by the initial time of first line segment, the afterwards end time of every line segment and every The slope of line segment and is exported as the corresponding compressed data of data sequence of unit interval with intercept, thus decrease to need to pass The data volume sent, reduces the energy expenditure of data transmission, thus the communication relatively reducing wireless sensor network node is opened Pin；Propose formula that error precision requires it is ensured that the precision of data compression, and improve the speed of data scanning.

Preferably, described data receipt unit 45 is built by wireless sensor network sink node, described wireless biography Sensor network aggregation node is received after the corresponding compression of each sensor node based on the Data Transport Protocol ensureing weighted-fair Perception data, and by corresponding for the sensor node of reception compression after perception data be sent at high-performance computer Reason and analysis, realize the collection of wireless data；

Wherein, the Data Transport Protocol of described guarantee weighted-fair is:

It is right from sensor node i that described wireless sensor network sink node receives in certain unit interval [0, t] Quantity s of the perception data after the compression answered_i,tNeed to meet following fairness metric condition:

$\frac{{({\mathrm{\σ}}_{i=1}^n{s}_{i,t}/w_i)}^2}{{\mathrm{n\σ}}_{i=1}^n{(s_{i,t}/w_i)}^2}\&greaterequal;1-{(10\mathrm{\γ}/9)}^2$

In formula, w_iThe weights characterizing its data significance level of the sensor node i for setting, n is sensor node Sum, γ is constant, and its span is (0,0.2).

This preferred embodiment wireless sensor network sink node is connect based on the Data Transport Protocol ensureing weighted-fair Receive the perception data after the corresponding compression of each sensor node, enable wireless sensor network sink node from important sensing Device node receives more perception data it is ensured that while the efficiency of data transfer, improve the fairness of data transfer.

Preferably, described data transfer unit 46 transfers data to user by network, single including closely transmitting son Unit, telecommunication subelement and switching subelement, described short-range communication subelement adopts zigbee agreement to communicate, described remote Distance communication subelement adopts wireless communication, and under normal circumstances, user passes through short-range communication submodule from computer control End processed obtains monitoring information, and when user goes out, switching subelement starts telecommunication subelement, to user mobile phone control end Long Distant Transmit monitoring information.

This preferred embodiment arranges data transfer unit 46, can select communication mode it is achieved that reality according to user distance When monitoring.

In this application scenarios, limit of error takes 0.5 for ε, and monitoring velocity improves 11% relatively, and monitoring accuracy carries relatively High by 11%.

Application scenarios 3

Referring to Fig. 1, Fig. 2, the intelligent medical monitoring system of an embodiment of this application scene, including being worn on patient's body On subscriber terminal equipment 1, wireless network transceiver 4 and the service centre 2 in order to realize management and monitoring；Described user terminal sets Standby 1 passes through wireless network transceiver 4 and includes detecting the physiological parameter sensors 3 of physiological parameter and with for patient The input module 11 of input state of an illness data；Described service centre 2 is sent to subscriber terminal equipment 1 by wireless network transceiver 4 Diagnostic instruction, service centre 2 is included with the remote diagnosis module 21 for doctor's remote diagnosis with order to the patient according to detection Physiological parameter is compared and sends the alarm module 22 of alarm with the physiological parameter threshold setting.

The above embodiment of the present invention energy real-time monitoring patient physiological condition, intelligent strong, practicality are good.

Preferably, described subscriber terminal equipment 1 includes rfid reader 5, and described rfid reader 5 is used for reading Medicine box On rfid label information, monitor patient's drug administration process.

This preferred embodiment patient arranges rfid reader 5, due to carrying electronic tag on Medicine box, takes medicine in patient Cheng Zhong, the rfid reader 5 of subscriber terminal equipment 1 can recognize that electronic tag, and is communicated, and reads and writes relevant information, Thus completing to monitor patient's drug administration process.

Preferably, described subscriber terminal equipment 1 also includes hot plug processing module 12, in order to control physiological parameter sensors 3 access in systems at any time or remove.

This preferred embodiment makes the physiology monitoring to user more convenient.

Preferably, described wireless network transceiver 4 includes transducer position unit 41, sensor network optimizes unit 42, Data monitoring unit 43, data processing unit 44, data receipt unit 45 data delivery unit 46.

This preferred embodiment constructs the framework of wireless network transceiver 4.

Preferably, described transducer position unit 41 is used for unknown sensor network nodes are positioned, positioning side Method is as follows:

(1) integrated gps positioning chip on minority sensor node, these sensor nodes are obtained by receiving gps signal Self-position is taken to become known location node, as the location base of other unknown position nodes；

(2) ask for four mutual distances of known location node and jumping figure, calculate the distance averagely often jumped；

(3) for unknown position node x, averagely often jumped in the jumping figure of four known location nodes and (2) using it Distance is multiplied and obtains unknown position node to the distance of four known location nodes；

(4) choose wherein three known location nodes by way of combination in any, for each combination, surveyed according to three sides Mensuration its position of acquisition, then produce four result of calculations, ask for mean place as unknown position node final position.

This preferred embodiment arranges transducer position unit 41, is easy to obtain the position source of Monitoring Data, fixed using gps Position chip and the method for three side positioning combination, had both saved cost, and can obtain good locating effect.

Preferably, described sensor network is optimized unit 42 and using heredity-ant colony optimization algorithm, sensor network is route Algorithm is optimized, and concrete grammar is as follows:

(1) generate network topology structure of wireless sensor at random；

(2) set the parameter of genetic algorithm, sensor network is simplified using genetic algorithm, form new network topology knot Structure；

(3) ant group algorithm pheromone is initialized according to genetic algorithm result；

(4) set ant group algorithm parameter, using ant group algorithm, optimal path is scanned for and update.

This preferred embodiment is optimized to sensor network, limited ensureing that whole wireless sensor network performance declines In the case of, improve network energy-saving effect, extend the life-span of network.

Preferably, described data monitoring unit 43 be used for by by the sensor node that each sensor builds cooperate into The monitoring in certain region of row, and export the perception data of each sensor node monitoring；

Described data processing unit 44 is used for the perception data of each sensor node monitoring being compressed process, comprising:

If the data sequence of described perception data unit interval is x={ x (t₁),x(t₂),…,x(t_n), its Middle t_i(1≤i≤n) express time stabs, x (t_i) represent in t_iThe monitor value that (1≤i≤n) certain node of moment produces, sets by mistake Difference boundary is ε, and limit of error is the span of ε is [0.4,0.8], from first data point [t₁, x (t₁)] start, to data Sequence x={ x (t₁),x(t₂),…,x(t_n) in data point sequentially carry out scanning for the first time, when the scanning reaching setting stops During condition, stop primary scanning, the data subsequence of first time scanning approximately, is scanned from first time with a line segment Data subsequence after first data point proceed by similar secondary scanning, until scan through the whole unit interval The data sequence of section；By the initial time of first line segment, afterwards the slope of the end time of every line segment and every line segment with Intercept as the corresponding compressed data of data sequence of unit interval and exports；

Wherein, the described scanning stop condition setting as: when scanning a data point [t_k, x (t_k)], in this data Point [t_k, x (t_k)] before all data points approximate description can be come by a line segment, and meet error precision requirement, and add number Strong point [t_k, x (t_k)] after, do not exist a line segment energy approximate description currently all not by approximate description data point when, stop Scanning；

Described error precision requires:

$|x\left(t_j\right)-\[x\left(t_{\mathrm{\α}}\right)+\frac{x\left(t_{k-1}\right)-x\left(t_{\mathrm{\α}}\right)}{t_{k-1}-t_{\mathrm{\α}}}(t_j-t_{\mathrm{\α}})\]|\≤\mathrm{\ϵ}$

Wherein, if described data point [t_k, x (t_k)] before subsequence be x={ x (t_α),x(t_α+1),…,x(t_k-1), X (t in formula_j) it is in t_jThe actual value in (α≤j≤k-1) moment.

This preferred embodiment arranges data processing unit 44, carries out data scanning, energy by the scanning stop condition setting Enough in linear session, carry out the data sequence of a unit interval of approximate description perception data using the line segment number of minimal number Row and ensure that error precision requires, then by the initial time of first line segment, the afterwards end time of every line segment and every The slope of line segment and is exported as the corresponding compressed data of data sequence of unit interval with intercept, thus decrease to need to pass The data volume sent, reduces the energy expenditure of data transmission, thus the communication relatively reducing wireless sensor network node is opened Pin；Propose formula that error precision requires it is ensured that the precision of data compression, and improve the speed of data scanning.

Preferably, described data receipt unit 45 is built by wireless sensor network sink node, described wireless biography Sensor network aggregation node is received after the corresponding compression of each sensor node based on the Data Transport Protocol ensureing weighted-fair Perception data, and by corresponding for the sensor node of reception compression after perception data be sent at high-performance computer Reason and analysis, realize the collection of wireless data；

Wherein, the Data Transport Protocol of described guarantee weighted-fair is:

It is right from sensor node i that described wireless sensor network sink node receives in certain unit interval [0, t] Quantity s of the perception data after the compression answered_i,tNeed to meet following fairness metric condition:

$\frac{{({\mathrm{\σ}}_{i=1}^n{s}_{i,t}/w_i)}^2}{{\mathrm{n\σ}}_{i=1}^n{(s_{i,t}/w_i)}^2}\&greaterequal;1-{(10\mathrm{\γ}/9)}^2$

In formula, w_iThe weights characterizing its data significance level of the sensor node i for setting, n is sensor node Sum, γ is constant, and its span is (0,0.2).

This preferred embodiment wireless sensor network sink node is connect based on the Data Transport Protocol ensureing weighted-fair Receive the perception data after the corresponding compression of each sensor node, enable wireless sensor network sink node from important sensing Device node receives more perception data it is ensured that while the efficiency of data transfer, improve the fairness of data transfer.

Preferably, described data transfer unit 46 transfers data to user by network, single including closely transmitting son Unit, telecommunication subelement and switching subelement, described short-range communication subelement adopts zigbee agreement to communicate, described remote Distance communication subelement adopts wireless communication, and under normal circumstances, user passes through short-range communication submodule from computer control End processed obtains monitoring information, and when user goes out, switching subelement starts telecommunication subelement, to user mobile phone control end Long Distant Transmit monitoring information.

This preferred embodiment arranges data transfer unit 46, can select communication mode it is achieved that reality according to user distance When monitoring.

In this application scenarios, limit of error takes 0.6 for ε, and monitoring velocity improves 12% relatively, and monitoring accuracy carries relatively High by 10%.

Application scenarios 4

Referring to Fig. 1, Fig. 2, the intelligent medical monitoring system of an embodiment of this application scene, including being worn on patient's body On subscriber terminal equipment 1, wireless network transceiver 4 and the service centre 2 in order to realize management and monitoring；Described user terminal sets Standby 1 passes through wireless network transceiver 4 and includes detecting the physiological parameter sensors 3 of physiological parameter and with for patient The input module 11 of input state of an illness data；Described service centre 2 is sent to subscriber terminal equipment 1 by wireless network transceiver 4 Diagnostic instruction, service centre 2 is included with the remote diagnosis module 21 for doctor's remote diagnosis with order to the patient according to detection Physiological parameter is compared and sends the alarm module 22 of alarm with the physiological parameter threshold setting.

The above embodiment of the present invention energy real-time monitoring patient physiological condition, intelligent strong, practicality are good.

Preferably, described subscriber terminal equipment 1 includes rfid reader 5, and described rfid reader 5 is used for reading Medicine box On rfid label information, monitor patient's drug administration process.

This preferred embodiment patient arranges rfid reader 5, due to carrying electronic tag on Medicine box, takes medicine in patient Cheng Zhong, the rfid reader 5 of subscriber terminal equipment 1 can recognize that electronic tag, and is communicated, and reads and writes relevant information, Thus completing to monitor patient's drug administration process.

Preferably, described subscriber terminal equipment 1 also includes hot plug processing module 12, in order to control physiological parameter sensors 3 access in systems at any time or remove.

This preferred embodiment makes the physiology monitoring to user more convenient.

Preferably, described wireless network transceiver 4 includes transducer position unit 41, sensor network optimizes unit 42, Data monitoring unit 43, data processing unit 44, data receipt unit 45 data delivery unit 46.

This preferred embodiment constructs the framework of wireless network transceiver 4.

Preferably, described transducer position unit 41 is used for unknown sensor network nodes are positioned, positioning side Method is as follows:

(1) integrated gps positioning chip on minority sensor node, these sensor nodes are obtained by receiving gps signal Self-position is taken to become known location node, as the location base of other unknown position nodes；

(2) ask for four mutual distances of known location node and jumping figure, calculate the distance averagely often jumped；

(3) for unknown position node x, averagely often jumped in the jumping figure of four known location nodes and (2) using it Distance is multiplied and obtains unknown position node to the distance of four known location nodes；

(4) choose wherein three known location nodes by way of combination in any, for each combination, surveyed according to three sides Mensuration its position of acquisition, then produce four result of calculations, ask for mean place as unknown position node final position.

This preferred embodiment arranges transducer position unit 41, is easy to obtain the position source of Monitoring Data, fixed using gps Position chip and the method for three side positioning combination, had both saved cost, and can obtain good locating effect.

Preferably, described sensor network is optimized unit 42 and using heredity-ant colony optimization algorithm, sensor network is route Algorithm is optimized, and concrete grammar is as follows:

(1) generate network topology structure of wireless sensor at random；

(2) set the parameter of genetic algorithm, sensor network is simplified using genetic algorithm, form new network topology knot Structure；

(3) ant group algorithm pheromone is initialized according to genetic algorithm result；

(4) set ant group algorithm parameter, using ant group algorithm, optimal path is scanned for and update.

This preferred embodiment is optimized to sensor network, limited ensureing that whole wireless sensor network performance declines In the case of, improve network energy-saving effect, extend the life-span of network.

Preferably, described data monitoring unit 43 be used for by by the sensor node that each sensor builds cooperate into The monitoring in certain region of row, and export the perception data of each sensor node monitoring；

Described data processing unit 44 is used for the perception data of each sensor node monitoring being compressed process, comprising:

If the data sequence of described perception data unit interval is x={ x (t₁),x(t₂),…,x(t_n), its Middle t_i(1≤i≤n) express time stabs, x (t_i) represent in t_iThe monitor value that (1≤i≤n) certain node of moment produces, sets by mistake Difference boundary is ε, and limit of error is the span of ε is [0.4,0.8], from first data point [t₁, x (t₁)] start, to data Sequence x={ x (t₁),x(t₂),…,x(t_n) in data point sequentially carry out scanning for the first time, when the scanning reaching setting stops During condition, stop primary scanning, the data subsequence of first time scanning approximately, is scanned from first time with a line segment Data subsequence after first data point proceed by similar secondary scanning, until scan through the whole unit interval The data sequence of section；By the initial time of first line segment, afterwards the slope of the end time of every line segment and every line segment with Intercept as the corresponding compressed data of data sequence of unit interval and exports；

Wherein, the described scanning stop condition setting as: when scanning a data point [t_k, x (t_k)], in this data Point [t_k, x (t_k)] before all data points approximate description can be come by a line segment, and meet error precision requirement, and add number Strong point [t_k, x (t_k)] after, do not exist a line segment energy approximate description currently all not by approximate description data point when, stop Scanning；

Described error precision requires:

$|x\left(t_j\right)-\[x\left(t_{\mathrm{\α}}\right)+\frac{x\left(t_{k-1}\right)-x\left(t_{\mathrm{\α}}\right)}{t_{k-1}-t_{\mathrm{\α}}}(t_j-t_{\mathrm{\α}})\]|\≤\mathrm{\ϵ}$

Wherein, if described data point [t_k, x (t_k)] before subsequence be x={ x (t_α),x(t_α+1),…,x(t_k-1), X (t in formula_j) it is in t_jThe actual value in (α≤j≤k-1) moment.

This preferred embodiment arranges data processing unit 44, carries out data scanning, energy by the scanning stop condition setting Enough in linear session, carry out the data sequence of a unit interval of approximate description perception data using the line segment number of minimal number Row and ensure that error precision requires, then by the initial time of first line segment, the afterwards end time of every line segment and every The slope of line segment and is exported as the corresponding compressed data of data sequence of unit interval with intercept, thus decrease to need to pass The data volume sent, reduces the energy expenditure of data transmission, thus the communication relatively reducing wireless sensor network node is opened Pin；Propose formula that error precision requires it is ensured that the precision of data compression, and improve the speed of data scanning.

Preferably, described data receipt unit 45 is built by wireless sensor network sink node, described wireless biography Sensor network aggregation node is received after the corresponding compression of each sensor node based on the Data Transport Protocol ensureing weighted-fair Perception data, and by corresponding for the sensor node of reception compression after perception data be sent at high-performance computer Reason and analysis, realize the collection of wireless data；

Wherein, the Data Transport Protocol of described guarantee weighted-fair is:

It is right from sensor node i that described wireless sensor network sink node receives in certain unit interval [0, t] Quantity s of the perception data after the compression answered_i,tNeed to meet following fairness metric condition:

$\frac{{({\σ}_{i=1}^n{s}_{i,t}/w_i)}^2}{n{\σ}_{i=1}^n{(s_{i,t}/w_i)}^2}\&greaterequal;1-{(10\mathrm{\γ}/9)}^2$

In formula, w_iThe weights characterizing its data significance level of the sensor node i for setting, n is sensor node Sum, γ is constant, and its span is (0,0.2).

This preferred embodiment wireless sensor network sink node is connect based on the Data Transport Protocol ensureing weighted-fair Receive the perception data after the corresponding compression of each sensor node, enable wireless sensor network sink node from important sensing Device node receives more perception data it is ensured that while the efficiency of data transfer, improve the fairness of data transfer.

Preferably, described data transfer unit 46 transfers data to user by network, single including closely transmitting son Unit, telecommunication subelement and switching subelement, described short-range communication subelement adopts zigbee agreement to communicate, described remote Distance communication subelement adopts wireless communication, and under normal circumstances, user passes through short-range communication submodule from computer control End processed obtains monitoring information, and when user goes out, switching subelement starts telecommunication subelement, to user mobile phone control end Long Distant Transmit monitoring information.

This preferred embodiment arranges data transfer unit 46, can select communication mode it is achieved that reality according to user distance When monitoring.

In this application scenarios, limit of error takes 0.7 for ε, and monitoring velocity improves 13% relatively, and monitoring accuracy carries relatively High by 9%.

Application scenarios 5

Referring to Fig. 1, Fig. 2, the intelligent medical monitoring system of an embodiment of this application scene, including being worn on patient's body On subscriber terminal equipment 1, wireless network transceiver 4 and the service centre 2 in order to realize management and monitoring；Described user terminal sets Standby 1 passes through wireless network transceiver 4 and includes detecting the physiological parameter sensors 3 of physiological parameter and with for patient The input module 11 of input state of an illness data；Described service centre 2 is sent to subscriber terminal equipment 1 by wireless network transceiver 4 Diagnostic instruction, service centre 2 is included with the remote diagnosis module 21 for doctor's remote diagnosis with order to the patient according to detection Physiological parameter is compared and sends the alarm module 22 of alarm with the physiological parameter threshold setting.

The above embodiment of the present invention energy real-time monitoring patient physiological condition, intelligent strong, practicality are good.

Preferably, described subscriber terminal equipment 1 includes rfid reader 5, and described rfid reader 5 is used for reading Medicine box On rfid label information, monitor patient's drug administration process.

This preferred embodiment patient arranges rfid reader 5, due to carrying electronic tag on Medicine box, takes medicine in patient Cheng Zhong, the rfid reader 5 of subscriber terminal equipment 1 can recognize that electronic tag, and is communicated, and reads and writes relevant information, Thus completing to monitor patient's drug administration process.

Preferably, described subscriber terminal equipment 1 also includes hot plug processing module 12, in order to control physiological parameter sensors 3 access in systems at any time or remove.

This preferred embodiment makes the physiology monitoring to user more convenient.

Preferably, described wireless network transceiver 4 includes transducer position unit 41, sensor network optimizes unit 42, Data monitoring unit 43, data processing unit 44, data receipt unit 45 data delivery unit 46.

This preferred embodiment constructs the framework of wireless network transceiver 4.

Preferably, described transducer position unit 41 is used for unknown sensor network nodes are positioned, positioning side Method is as follows:

(1) integrated gps positioning chip on minority sensor node, these sensor nodes are obtained by receiving gps signal Self-position is taken to become known location node, as the location base of other unknown position nodes；

(2) ask for four mutual distances of known location node and jumping figure, calculate the distance averagely often jumped；

(3) for unknown position node x, averagely often jumped in the jumping figure of four known location nodes and (2) using it Distance is multiplied and obtains unknown position node to the distance of four known location nodes；

(4) choose wherein three known location nodes by way of combination in any, for each combination, surveyed according to three sides Mensuration its position of acquisition, then produce four result of calculations, ask for mean place as unknown position node final position.

This preferred embodiment arranges transducer position unit 41, is easy to obtain the position source of Monitoring Data, fixed using gps Position chip and the method for three side positioning combination, had both saved cost, and can obtain good locating effect.

Preferably, described sensor network is optimized unit 42 and using heredity-ant colony optimization algorithm, sensor network is route Algorithm is optimized, and concrete grammar is as follows:

(1) generate network topology structure of wireless sensor at random；

(2) set the parameter of genetic algorithm, sensor network is simplified using genetic algorithm, form new network topology knot Structure；

(3) ant group algorithm pheromone is initialized according to genetic algorithm result；

(4) set ant group algorithm parameter, using ant group algorithm, optimal path is scanned for and update.

This preferred embodiment is optimized to sensor network, limited ensureing that whole wireless sensor network performance declines In the case of, improve network energy-saving effect, extend the life-span of network.

Preferably, described data monitoring unit 43 be used for by by the sensor node that each sensor builds cooperate into The monitoring in certain region of row, and export the perception data of each sensor node monitoring；

Described data processing unit 44 is used for the perception data of each sensor node monitoring being compressed process, comprising:

If the data sequence of described perception data unit interval is x={ x (t₁),x(t₂),…,x(t_n), its Middle t_i(1≤i≤n) express time stabs, x (t_i) represent in t_iThe monitor value that (1≤i≤n) certain node of moment produces, sets by mistake Difference boundary is ε, and limit of error is the span of ε is [0.4,0.8], from first data point [t₁, x (t₁)] start, to data Sequence x={ x (t₁),x(t₂),…,x(t_n) in data point sequentially carry out scanning for the first time, when the scanning reaching setting stops During condition, stop primary scanning, the data subsequence of first time scanning approximately, is scanned from first time with a line segment Data subsequence after first data point proceed by similar secondary scanning, until scan through the whole unit interval The data sequence of section；By the initial time of first line segment, afterwards the slope of the end time of every line segment and every line segment with Intercept as the corresponding compressed data of data sequence of unit interval and exports；

Wherein, the described scanning stop condition setting as: when scanning a data point [t_k, x (t_k)], in this data Point [t_k, x (t_k)] before all data points approximate description can be come by a line segment, and meet error precision requirement, and add number Strong point [t_k, x (t_k)] after, do not exist a line segment energy approximate description currently all not by approximate description data point when, stop Scanning；

Described error precision requires:

$|x\left(t_j\right)-\[x\left(t_{\mathrm{\α}}\right)+\frac{x\left(t_{k-1}\right)-x\left(t_{\mathrm{\α}}\right)}{t_{k-1}-t_{\mathrm{\α}}}(t_j-t_{\mathrm{\α}})\]|\≤\mathrm{\ϵ}$

Wherein, if described data point [t_k, x (t_k)] before subsequence be x={ x (t_α),x(t_α+1),…,x(t_k-1), X (t in formula_j) it is in t_jThe actual value in (α≤j≤k-1) moment.

This preferred embodiment arranges data processing unit 44, carries out data scanning, energy by the scanning stop condition setting Enough in linear session, carry out the data sequence of a unit interval of approximate description perception data using the line segment number of minimal number Row and ensure that error precision requires, then by the initial time of first line segment, the afterwards end time of every line segment and every The slope of line segment and is exported as the corresponding compressed data of data sequence of unit interval with intercept, thus decrease to need to pass The data volume sent, reduces the energy expenditure of data transmission, thus the communication relatively reducing wireless sensor network node is opened Pin；Propose formula that error precision requires it is ensured that the precision of data compression, and improve the speed of data scanning.

Preferably, described data receipt unit 45 is built by wireless sensor network sink node, described wireless biography Sensor network aggregation node is received after the corresponding compression of each sensor node based on the Data Transport Protocol ensureing weighted-fair Perception data, and by corresponding for the sensor node of reception compression after perception data be sent at high-performance computer Reason and analysis, realize the collection of wireless data；

Wherein, the Data Transport Protocol of described guarantee weighted-fair is:

It is right from sensor node i that described wireless sensor network sink node receives in certain unit interval [0, t] Quantity s of the perception data after the compression answered_i,tNeed to meet following fairness metric condition:

$\frac{{({\mathrm{\σ}}_{i=1}^n{s}_{i,t}/w_i)}^2}{{\mathrm{n\σ}}_{i=1}^n{(s_{i,t}/w_i)}^2}\&greaterequal;1-{(10\mathrm{\γ}/9)}^2$

In formula, w_iThe weights characterizing its data significance level of the sensor node i for setting, n is sensor node Sum, γ is constant, and its span is (0,0.2).

This preferred embodiment wireless sensor network sink node is connect based on the Data Transport Protocol ensureing weighted-fair Receive the perception data after the corresponding compression of each sensor node, enable wireless sensor network sink node from important sensing Device node receives more perception data it is ensured that while the efficiency of data transfer, improve the fairness of data transfer.

Preferably, described data transfer unit 46 transfers data to user by network, single including closely transmitting son Unit, telecommunication subelement and switching subelement, described short-range communication subelement adopts zigbee agreement to communicate, described remote Distance communication subelement adopts wireless communication, and under normal circumstances, user passes through short-range communication submodule from computer control End processed obtains monitoring information, and when user goes out, switching subelement starts telecommunication subelement, to user mobile phone control end Long Distant Transmit monitoring information.

This preferred embodiment arranges data transfer unit 46, can select communication mode it is achieved that reality according to user distance When monitoring.

In this application scenarios, limit of error takes 0.8 for ε, and monitoring velocity improves 14% relatively, and monitoring accuracy carries relatively High by 8%.

Finally it should be noted that above example is only in order to illustrating technical scheme, rather than the present invention is protected The restriction of shield scope, although having made to explain to the present invention with reference to preferred embodiment, those of ordinary skill in the art should Work as understanding, technical scheme can be modified or equivalent, without deviating from the reality of technical solution of the present invention Matter and scope.

Claims (3)

1. a kind of intelligent medical monitoring system is it is characterised in that include being worn on subscriber terminal equipment with patient, wireless network Network transceiver and the service centre in order to realize management and monitoring；Described subscriber terminal equipment passes through wireless network transceiver and inclusion In order to detect the physiological parameter sensors of physiological parameter and the input module with inputting state of an illness data for patient；Described clothes Business centrally through wireless network transceiver to subscriber terminal equipment send diagnostic instruction, service centre include with for doctor long-range The remote diagnosis module of diagnosis and treatment and the physiological parameter threshold in order to the physiological parameter according to detection and setting are compared simultaneously Send the alarm module of alarm.

2. a kind of intelligent medical monitoring system according to claim 1 is it is characterised in that described subscriber terminal equipment includes Rfid reader, described rfid reader is used for reading the rfid label information on Medicine box, monitors patient's drug administration process.

3. a kind of intelligent medical monitoring system according to claim 2 is it is characterised in that described subscriber terminal equipment also wraps Include hot plug processing module, in order to control physiological parameter sensors to access in systems at any time or to remove.