CN104224151A - Data collector and data collection method - Google Patents
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- CN104224151A CN104224151A CN201410534842.5A CN201410534842A CN104224151A CN 104224151 A CN104224151 A CN 104224151A CN 201410534842 A CN201410534842 A CN 201410534842A CN 104224151 A CN104224151 A CN 104224151A
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Abstract
The invention provides a data collector and a data collection method, and relates to the technical field of human motion state monitoring. Physiological parameter information, the body position and the motion state of a monitored object can be obtained through a multi-axis acceleration sensor and a physiological parameter measurement device, and transmitted to a remote terminal in time through wireless transmission, and then monitoring staff can accurately judge the current body state and the motion situation of the monitored object in time through the data information; in addition, a switch is arranged on a communication module, and therefore specific data frames can be sent at intervals, the power consumption of the data collector can be greatly lowered on the premise that the basic functions of the data collector are ensured, and the stability of the device can be effectively improved while the working hours of the terminal device are increased.
Description
Technical field
The present invention relates to human motion state monitoring technical field, be specifically related to a kind of data acquisition unit and collecting method.
Background technology
With the quickening pace of modern life and life stress compel, adult in a lot of family needs the work of going out, cannot accompany for a long time and need the personnel of monitoring at one's side old man or child etc., and can only by being checked the real time status of these personnel by monitoring tools such as the remote shooting of phone or arrangement in the gap of work, once something unexpected happened also cannot be known timely, and then bring much inconvenience to Working Life.
Current, some remote supervisory and control(ling) equipments on market, generally be mounted in indoor, and need the information datas such as corresponding real time imaging to be sent to remote monitoring terminal by the network of higher bandwidth, its price costly, is not suitable for general salary family, and when the object monitored has certain ability to act, be easy to just run to outside guarded region, and then lose the meaning of monitoring in real time; And the supervising device be placed on human body, although the real time position of monitored object can be sent to remote monitoring terminal, but the real-time condition of monitored object cannot be learned, especially for child and ill old man, the real-time status of its health has very important effect for the assessment of its life security.
Summary of the invention
The application describes a kind of data acquisition unit, and this data acquisition unit comprises:
Multi-shaft acceleration transducer, for obtaining motion and the position information of monitored object;
Physiological parameter measurement mechanism, for obtaining the physiological data of described monitored object;
Communication module, is sent to monitor terminal by the motion of described monitored object and position information and described physiological data through wireless transmission.
As a preferred embodiment, above-mentioned data acquisition unit also comprises:
Memory module, for storing described physiological data and described motion and position information;
Wherein, described communication module is provided with switch, to set up or to disconnect the communication link of described communication module and described monitor terminal.
As a preferred embodiment, in above-mentioned data acquisition unit:
Communication module described in described on-off control sends a data message every Preset Time to described monitor terminal.
As a preferred embodiment, in above-mentioned data acquisition unit:
Described Preset Time comprises the very first time and/or the second time, and the described very first time was less than for the second time;
When described communication module sends a data message every the described very first time to described monitor terminal, described data acquisition unit is in real-time monitor state;
When described communication module sends a data message every described second time to described monitor terminal, described data acquisition unit is in non real-time monitor state.
As a preferred embodiment, in above-mentioned data acquisition unit:
Described physiological data comprises the body temperature of described detected object, blood oxygen saturation and pulse frequency.
As a preferred embodiment, in above-mentioned data acquisition unit:
Described physiological parameter measurement mechanism comprises temperature sensor, hemoxometer and pulse frequency measuring device;
Described temperature sensor is used for the described body temperature of monitored object described in real-time measurement;
Described hemoxometer is used for the described blood oxygen saturation of monitored object described in real-time measurement;
Described pulse frequency measurer is used for the described pulse frequency of monitored object described in real-time measurement.
As a preferred embodiment, in above-mentioned data acquisition unit:
The temperature of described temperature sensor measures is 10 DEG C ~ 45 DEG C;
Wherein, when the temperature of described temperature sensor measures be greater than 45 DEG C or be less than 10 DEG C time, export the information that transfinites.
As a preferred embodiment, in above-mentioned data acquisition unit:
Described hemoxometer and described pulse frequency measuring device are photoelectric sensor.
As a preferred embodiment, in above-mentioned data acquisition unit:
The Frame that described communication module and described monitor terminal carry out communication comprises successively:
Frame head;
Address of devices, comprises slave addresses and broadcast address, and allly all can receive Frame from described broadcast address from machine;
Data length, comprises the byte length of frame function, data message and check code;
Frame function;
Data message, is the data that notebook data frame transmits, comprises order and data;
Verification is the check code of described data length, described frame function and described data message; And
Postamble.
The application also describes a kind of collecting method, can based on the data acquisition unit described in above-mentioned any one, and described method comprises:
Described multi-shaft acceleration transducer and described physiological parameter measurement mechanism are all fixedly installed on described monitored object health, to measure the physiological data of this monitored object and motion and position information;
Open described monitor terminal, set up and the communication link of described communication module by wireless network, the physiological data of measurement and motion and position information are all sent to described monitor terminal by described communication module by described multi-shaft acceleration transducer and described physiological parameter measurement mechanism;
Wherein, when described switch disconnects, described communication module disconnects the communication link with described monitor terminal, and described physiological data and described motion and position information are all stored in described memory module;
When described switch connection, and described monitor terminal is when being presence, physiological data real-time for described monitored object and motion and position information and/or the physiological data be stored in described memory module and motion and position information are all sent to described monitor terminal by described communication module;
When described switch connection, and when described monitor terminal is off-line state, described physiological data and described motion and position information are all stored in described memory module.
In sum, a kind of data acquisition unit of the application and collecting method, by three weeks acceleration transducers and the physiological parameter measurement mechanism of setting, to obtain the physiological parameter information of monitored object and position thereof and kinestate, and utilize communication network, the physiological parameter information of monitored object and position thereof and kinestate are passed to remote terminal timely, and then care provider can utilize above-mentioned data message, the condition that judgement monitored object is promptly and accurately current and motion conditions thereof, especially for the old,weak,sick and disabled personnel, when its run into the fortuitous event such as to fall down time, can be learned timely by position information, and then take appropriate measures, effectively to ensure the personal life security of monitored object, in addition, by arranging switch on communication module, and then the transmission particular data frame of intermittent can be realized, and then can under the prerequisite ensureing its basic function of data acquisition unit, its power consumption of great reduction, while raising terminal unit operating time, effectively can also improve the stability of equipment.
Accompanying drawing explanation
By reading the detailed description done non-limiting example with reference to the following drawings, the present invention and feature, profile and advantage will become more obvious.Labelling identical in whole accompanying drawing indicates identical part.Deliberately proportionally do not draw accompanying drawing, focus on purport of the present invention is shown.
Fig. 1 is the modular structure schematic diagram of data acquisition unit in the embodiment of the present application;
Fig. 2 is the structural representation of Frame in the embodiment of the present application.
Detailed description of the invention
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is further described:
Fig. 1 is the modular structure schematic diagram of data acquisition unit in application embodiment; As shown in Figure 1, the data acquisition unit in the present embodiment comprises:
Multi-shaft acceleration transducer, (monitored object in the present embodiment can be Homoiotherm to can be used for sensing monitored object, preferably be applied to the old,weak,sick and disabled child and wait the people needing monitoring, certainly also can be applicable to monitor with it wild animal or house pet cat and dog etc.) kinestate and position, in tilt detection, measure dynamic acceleration that static weight acceleration, motion or impact cause and position information etc. as obtained monitored object.
Physiological parameter measurement mechanism, can be used for sensing the physiological parameter information that the body temperature, pulse frequency, blood oxygen saturation etc. of monitored object are relevant; This physiological parameter measurement mechanism can be a manifold sensing apparatus, also can be the device that multiple discrete sensor integrates.
As a preferred embodiment, above-mentioned physiological parameter measurement mechanism can comprise temperature sensor, hemoxometer and pulse frequency measuring device etc.; Namely above-mentioned temperature sensor to be popped one's head in the body temperature of real-time test and monitoring object by temperature sensing, and the scope of its measuring temperature is chosen as 10 ~ 45 DEG C, and when the temperature of this temperature sensor measures be greater than 45 DEG C or be less than 10 DEG C time, its output is transfinited information; Above-mentioned hemoxometer then can be used for the blood oxygen saturation etc. measuring monitored object, and pulse frequency measuring device then can be used for the physiological parameters such as the pulse frequency of measurement monitored object.
Preferably, above-mentioned hemoxometer and pulse frequency measuring device all can adopt photoelectric sensor, obtained the physiological parameter information such as the pulse frequency of monitored object and blood oxygen saturation by noninvasive method, the principle that namely above-mentioned hemoxometer and pulse frequency measuring device all change with arteriopalmus based on the absorbtivity of animal blood to light measures.
Because intensity is I
0light by containing N kind material composition object after, the computing formula [1] of the intensity I of this light is:
wherein, I is the initial light intensity of light (namely through the intensity of light before above-mentioned substance), I
0for the light intensity (namely through the intensity of light after above-mentioned substance) after weakened, d
ibe the thickness of i-th kind of material, ε
ibe the specific absorbance of i-th kind of material, c
ibe the concentration of i-th kind of material, i is positive integer.
Then Ray Of Light can be irradiated two kinds of materials and oxygen base hemoglobin and reduced hemoglobin in the present embodiment, then above-mentioned formula [1] then can be converted into formula [2]:
wherein, ε
1 λfor reduced hemoglobin be the specific absorbance of the light of λ to wavelength, ε
2 λfor oxygen base hemoglobin be the specific absorbance of the light of λ to wavelength, ε
jit for other materials is the specific absorbance of the light of λ to wavelength.
According to the oxygen-saturated concept of blood and in conjunction with above-mentioned formula, so the computing formula [3] of blood oxygen saturation SAT can be obtained:
wherein, C
1for the specific absorbance of reduced hemoglobin, C
2for the specific absorbance of oxygen base hemoglobin.
Preferably, above-mentioned hemoxometer can obtain the blood oxygen saturation of monitored object according to the computing formula of SAT [3].
Further, the data acquisition unit of the present embodiment also comprises communication module, this communication module is connected with long-range monitoring terminal equipment communication by communication network, as realized the data interaction of itself and monitor terminal by wired or wireless communication network (as radio mobile communication network) etc., in the present embodiment, this communication module can set up the communication link with monitor terminal based on short-distance wireless communication signal (as bluetooth, wi-fi, infrared ray etc.); Kinestate real-time for the monitored object of sensing and position information can be sent to monitor terminal through this communication module by above-mentioned multi-shaft acceleration transducer, the real-time physiological data of the monitored object that physiological parameter measurement mechanism then also can be sensed is sent to monitor terminal (namely above-mentioned temperature sensor, hemoxometer are all connected with this communication module communication with pulse frequency measuring device etc., are sent to monitor terminal timely with data messages such as body temperature, blood oxygen saturation and pulse frequencies that the monitored object measured is real-time) through this communication module.
Preferably, above-mentioned monitor terminal can be existing mobile terminal device as mobile phone, panel computer or notebook etc., as long as arrange the module of software and hardware mated with the data acquisition unit of the application thereon, can realize receiving corresponding data message from this data acquisition unit.
Further, above-mentioned communication module is provided with switch, the foundation/disconnection of communication link between this communication module and monitor terminal can be controlled, and the unlatching of itself and the communication link between multi-shaft acceleration transducer and physiological parameter measurement mechanism or closedown; As a preferred embodiment, this switch can according to the interval preset, and communication control module sends a data message every above-mentioned default interval to monitor terminal, and then when not needing data transmit-receive, close this communication module, and then reduce its power consumption.
Preferably, above-mentioned switch is not when needing data transmit-receive, software module automatic or manual can be utilized to close above-mentioned communication module duty, and when needs carry out data transmit-receive time, then can automatically open or its duty manually opened, further to realize the work of its high efficiency low power consumption.
Preferably, when above-mentioned on-off control communication module regular interval Preset Time carries out data transmit-receive, can be set to every 5 seconds transmitting-receiving one secondary data, also can be set to every 5 minutes transmitting-receiving one secondary data; The pattern of receiving and dispatching is carried out in above-mentioned isolation for 5 seconds, can be used for using when user needs to monitor in real time, namely under the prerequisite guaranteeing " in real time " monitoring (i.e. real-time monitor state) object, adopt interval transceiving data, to reduce the power consumption of data acquisition unit, and utilize the interval pattern of 5 minutes to can be used for not needing " in real time " monitored object (i.e. non real-time monitor state), as long as learn the status data of monitored object in certain time interval, two above-mentioned monitoring schemes can form a mode of operation of data acquisition unit jointly; Namely above-mentioned switch can arrange communication module duty open or close be spaced apart the very first time and/or the second time, the very first time obtains the data (i.e. real-time monitor state) of monitored object for " in real time ", second time did not then need " in real time " to monitor (i.e. non real-time monitor state) for detecting, only need the state learning monitored object within a period of time, and the above-mentioned very first time was less than for the second time; Preferably, this very first time general second, rank was as 2 ~ 10 seconds, and the second time was generally minute rank as 2 ~ 10 minutes, and then can effectively reduce the operation of the low power consumption high efficiency of data acquisition unit under various mode of operation.
Further, the data acquisition of the application also comprises a memory module, and this memory module is connected with above-mentioned multi-shaft acceleration transducer, physiological parameter measurement mechanism and communication module both-way communication respectively; When above-mentioned monitor terminal is in off-line state or switch disconnects the communication connection of communication module, the kinestate that the monitored object that multi-shaft acceleration transducer measures is real-time and position information, and the physiological parameter data of physiological parameter measurement mechanism sensing is all stored in this memory module; And when above-mentioned switch closes, during the communication link making communication module set up with monitor terminal, and when monitor terminal is online, communication module can be sent to monitor terminal by storing data message in a storage module.
Fig. 2 is the structural representation of Frame in the embodiment of the present application; As shown in Figure 2, when above-mentioned communication module carries out communication, carry out communication by the Frame sending or receive; This Frame is that it comprises data itself in order to complete 1 data transfer in the cocommutative information of communication line, and the out of Memory for realizing synchronously, shaking hands, verify etc. and add, and concrete, this Frame can comprise successively: frame head; Address of devices, comprises slave addresses and broadcast address, and allly all can receive Frame from described broadcast address from machine; Data length, comprises the byte length of frame function, data message and check code; Frame function; Data message, is the data that notebook data frame transmits, comprises order and data; Verification is the check code of above-mentioned data length, frame function and data message; And postamble.
The application also describes a kind of method of data acquisition, based on the basis of data acquisition unit in the above embodiments, can comprise:
First, multi-shaft acceleration transducer and physiological parameter measurement mechanism are all fixedly installed on monitored object health, to measure the physiological data of this monitored object and motion and position information.
Secondly, open monitor terminal, set up the communication link with communication module by wireless network, the physiological data of measurement and motion and position information are all sent to described monitor terminal by communication module by multi-shaft acceleration transducer and physiological parameter measurement mechanism.
Preferably, when being arranged on the switch on communication module and disconnecting, this communication module disconnects and the communication link of monitor terminal, and the physiological data that sensed of multi-shaft acceleration transducer and physiological parameter measurement mechanism and motion and position information are all stored in memory module.
Further, when a switch is on, and when monitor terminal is presence, physiological data real-time for monitored object and motion and position information and/or the physiological data stored in a storage module and motion and position information are all sent to monitor terminal by communication module.
Further, when a switch is on, and when monitor terminal is off-line state, the physiological data that multi-shaft acceleration transducer and physiological parameter measurement mechanism are sensed and motion and position information are all stored in memory module.
In sum, the application passes through three weeks acceleration transducers and the physiological parameter measurement mechanism of setting, to obtain the physiological parameter information of monitored object and position thereof and kinestate, and utilize communication network, the physiological parameter information of monitored object and position thereof and kinestate are passed to remote terminal timely, and then care provider can utilize above-mentioned data message, the condition that judgement monitored object is promptly and accurately current and motion conditions thereof, especially for the old,weak,sick and disabled personnel, when its run into the fortuitous event such as to fall down time, can be learned timely by position information, and then take appropriate measures, effectively to ensure the personal life security of monitored object, in addition, by arranging switch on communication module, and then the transmission particular data frame of intermittent can be realized, and then can under the prerequisite ensureing its basic function of data acquisition unit, its power consumption of great reduction, while raising terminal unit operating time, effectively can also improve the stability of equipment.
Above preferred embodiment of the present invention is described.It is to be appreciated that the present invention is not limited to above-mentioned particular implementation, the equipment wherein do not described in detail to the greatest extent and structure are construed as to be implemented with the common mode in this area; Any those of ordinary skill in the art, do not departing under technical solution of the present invention ambit, the Method and Technology content of above-mentioned announcement all can be utilized to make many possible variations and modification to technical solution of the present invention, or being revised as the Equivalent embodiments of equivalent variations, this does not affect flesh and blood of the present invention.Therefore, every content not departing from technical solution of the present invention, according to technical spirit of the present invention to any simple modification made for any of the above embodiments, equivalent variations and modification, all still belongs in the scope of technical solution of the present invention protection.
Claims (10)
1. a data acquisition unit, is characterized in that, described data acquisition unit comprises:
Multi-shaft acceleration transducer, for obtaining motion and the position information of monitored object;
Physiological parameter measurement mechanism, for obtaining the physiological data of described monitored object;
Communication module, is sent to monitor terminal by the motion of described monitored object and position information and described physiological data through wireless transmission.
2. data acquisition unit as claimed in claim 1, it is characterized in that, described data acquisition unit also comprises:
Memory module, for storing described physiological data and described motion and position information;
Wherein, described communication module is provided with switch, to set up or to disconnect the communication link of described communication module and described monitor terminal.
3. data acquisition unit as claimed in claim 2, it is characterized in that, communication module described in described on-off control sends a data message every Preset Time to described monitor terminal.
4. data acquisition unit as claimed in claim 3, it is characterized in that, described Preset Time comprises the very first time and/or the second time, and the described very first time was less than for the second time;
When described communication module sends a data message every the described very first time to described monitor terminal, described data acquisition unit is in real-time monitor state;
When described communication module sends a data message every described second time to described monitor terminal, described data acquisition unit is in non real-time monitor state.
5. data acquisition unit as claimed in claim 2, is characterized in that, described physiological data comprises the body temperature of described detected object, blood oxygen saturation and pulse frequency.
6. data acquisition unit as claimed in claim 5, it is characterized in that, described physiological parameter measurement mechanism comprises temperature sensor, hemoxometer and pulse frequency measuring device;
Described temperature sensor is used for the described body temperature of monitored object described in real-time measurement;
Described hemoxometer is used for the described blood oxygen saturation of monitored object described in real-time measurement;
Described pulse frequency measurer is used for the described pulse frequency of monitored object described in real-time measurement.
7. data acquisition unit as claimed in claim 6, it is characterized in that, the temperature of described temperature sensor measures is 10 DEG C ~ 45 DEG C;
Wherein, when the temperature of described temperature sensor measures be greater than 45 DEG C or be less than 10 DEG C time, export the information that transfinites.
8. data acquisition unit as claimed in claim 6, it is characterized in that, described hemoxometer and described pulse frequency measuring device are photoelectric sensor.
9. data acquisition unit as claimed in claim 2, it is characterized in that, the Frame that described communication module and described monitor terminal carry out communication comprises successively:
Frame head;
Address of devices, comprises slave addresses and broadcast address, and allly all can receive Frame from described broadcast address from machine;
Data length, comprises the byte length of frame function, data message and check code;
Frame function;
Data message, is the data that notebook data frame transmits, comprises order and data;
Verification is the check code of described data length, described frame function and described data message; And
Postamble.
10. a collecting method, is characterized in that, based on the data acquisition unit in described claim 2 ~ 8 described in any one, described method comprises:
Described multi-shaft acceleration transducer and described physiological parameter measurement mechanism are all fixedly installed on described monitored object health, to measure the physiological data of this monitored object and motion and position information;
Open described monitor terminal, set up and the communication link of described communication module by wireless network, the physiological data of measurement and motion and position information are all sent to described monitor terminal by described communication module by described multi-shaft acceleration transducer and described physiological parameter measurement mechanism;
Wherein, when described switch disconnects, described communication module disconnects the communication link with described monitor terminal, and described physiological data and described motion and position information are all stored in described memory module;
When described switch connection, and described monitor terminal is when being presence, physiological data real-time for described monitored object and motion and position information and/or the physiological data be stored in described memory module and motion and position information are all sent to described monitor terminal by described communication module;
When described switch connection, and when described monitor terminal is off-line state, described physiological data and described motion and position information are all stored in described memory module.
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Application publication date: 20141224 |