CN108418596A - Information Acquisition System based on wearable device and method - Google Patents
Information Acquisition System based on wearable device and method Download PDFInfo
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- CN108418596A CN108418596A CN201810158078.4A CN201810158078A CN108418596A CN 108418596 A CN108418596 A CN 108418596A CN 201810158078 A CN201810158078 A CN 201810158078A CN 108418596 A CN108418596 A CN 108418596A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/3827—Portable transceivers
- H04B1/385—Transceivers carried on the body, e.g. in helmets
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/06—Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]; Services to user groups; One-way selective calling services
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/80—Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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Abstract
The present invention discloses a kind of Information Acquisition System based on wearable device, including：Electronic monitoring equipment：Wake-up signal for receiving base station transmission simultaneously matches the wake-up signal received, the electronic monitoring equipment is waken up after successful match and sends signal to base station, and otherwise the electronic monitoring equipment keeps low power consumpting state；Base station：For sending wake-up signal to electronic monitoring equipment, it is additionally operable to receive signal and the processing that electronic monitoring equipment is sent, and signal is sent to server by treated；Server：For receive base station transmission signal and according to the information of the signal acquisition electronic monitoring equipment received.The present invention passes through electronic monitoring equipment of the setting with arousal function, only to just waking up electronic monitoring equipment after the wake-up signal successful match that receives, positioning signal or other related datas can be sent always to avoid electronic monitoring equipment in this way, to effectively improve the cruise duration of electronic monitoring equipment.
Description
Technical field
The present invention relates to technology for information acquisition fields, and in particular to a kind of Information Acquisition System based on wearable device and
Method.
Background technology
For wearable electronic monitoring equipment, power consumption size is to evaluate the important parameter of its performance quality, reduces work(
Consumption, optimization power consumption are all the target that those skilled in the art infinitely pursue, especially wearable electronic monitoring equipment all the time
When needing to position or obtain specific data in special scenes, for example, positioning in a certain predetermined region or a certain building or
Specific data obtains, and traditional wearable electronic monitoring equipment power dissipation is big, and when needing positioning, positioning accuracy is poor, seriously affects
The cruise duration of wearable monitoring electronic equipment and using effect.
Therefore, how to realize that the low-power consumption acquisition of information of wearable monitoring electronic equipment has very important significance.
Invention content
In view of this, the application provides a kind of Information Acquisition System and method based on wearable device, pass through setting
Electronic monitoring equipment with arousal function is only set to just waking up electronic monitoring after the wake-up signal successful match that receives
It is standby, positioning signal or other related datas can be sent always to avoid electronic monitoring equipment in this way, to effectively improve electronics prison
Protect the cruise duration of equipment.The invention is realized by the following technical scheme：
Information Acquisition System based on wearable device, including：
Electronic monitoring equipment：For receive base station transmission wake-up signal and the wake-up signal received is matched,
The electronic monitoring equipment is waken up after successful match and sends signal to base station, and otherwise the electronic monitoring equipment keeps low-power consumption
State；
Base station：For sending wake-up signal to electronic monitoring equipment, it is additionally operable to receive the signal that electronic monitoring equipment is sent
And handle, and signal is sent to server by treated；
Server：For receive base station transmission signal and according to the letter of the signal acquisition electronic monitoring equipment received
Breath.
Further, the electronic monitoring equipment includes：
Antenna：For receive base station transmission wake-up signal and the wake-up signal received is sent to wake-up module；
Wake-up module：For reception antenna send wake-up signal and the wake-up signal received is matched, match
It is sent to first microprocessor after success and wakes up command signal；
First microprocessor：Wake-up command signal for receiving wake-up module transmission is simultaneously handled, then will treated
Signal is sent to the first bluetooth module；
First bluetooth module：Signal for receiving first microprocessor transmission and according to the signal received to the base
It stands and sends Beacon signals.
Further, the electronic monitoring equipment further includes data collector, and the data collector is for acquiring correlation
Collected data are simultaneously sent to the first bluetooth module by data, and first bluetooth module is additionally operable to receive data collector hair
The data received are simultaneously sent to base station by the data sent.
Further, base station：It is additionally operable to send switching signal to the electronic monitoring equipment；
First bluetooth module：It is additionally operable to receive the switching signal of base station transmission and switching signal is sent to the first microprocessor
Device；
First microprocessor：It is additionally operable to receive the switching signal of the first bluetooth module transmission and handle treated then
Signal is sent to wake-up module；
Wake-up module：It is additionally operable to receive the signal that first microprocessor is sent and according to receiving from first microprocessor
Signal switches the match pattern of wake-up signal.
Further, the base station includes：
Signal emission module：For sending wake-up signal to electronic monitoring equipment；
Second bluetooth module：For receiving Beacon signals that the electronic monitoring equipment is sent and will be in Beacon signals
Field information be sent to the second microprocessor；
Second microprocessor：Signal for receiving the transmission of the second bluetooth module and processing, then will treated signal
It is sent to communication module；
Communication module：Signal for receiving the transmission of the second microprocessor and processing, then by treated, signal is sent
To server.
Further, server：It is additionally operable to send switching signal to communication module, the switching signal wakes up for switching
The pattern of signal；
Communication module：It is additionally operable to receive the switching signal of server transmission and switching signal is sent to the second microprocessor
Device；
Second microprocessor：It is additionally operable to receive switching signal and the processing that communication module is sent, it then will treated cuts
It changes signal while being sent to the second bluetooth module and signal emission module；
Second bluetooth module：It is additionally operable to receive switching signal and the processing that the second microprocessor is sent, after then handling
Switching signal be sent to electronic monitoring equipment；
Signal emission module：It is additionally operable to receive the switching signal that the second microprocessor is sent and according to from the second microprocessor
The switching signal received switches the pattern of the wake-up signal sent to electronic monitoring equipment.
A kind of information acquisition method, this method obtain information by the above-mentioned Information Acquisition System based on wearable device,
Including：
Step S1：Base station sends wake-up signal to electronic monitoring equipment；
Step S2：Electronic monitoring equipment matches wake-up signal, and step S3 is carried out after successful match, and otherwise electronics is supervised
It protects equipment and keeps low power consumpting state；
Step S3：Server obtains the information of electronic monitoring equipment by base station.
Further, step S3 includes：
Step S311：Electronic monitoring equipment is to base station broadcast Beacon signals；
Step S312：Base station parses the Beacon signals, and the parsing letter of the Beacon signals is sent to server
The RSSI value of breath and the Beacon signals；
Step S313：Server obtains electronic monitoring according to the parsing information and the RSSI value of the Beacon signals and sets
Standby location information.
Alternatively, step S3 includes：
Step S321：Judge wake-up signal type, according to wake-up signal type, electronic monitoring equipment is to base station broadcast
Beacon signals or the waiting of electronic monitoring equipment establish bluetooth connection with base station, if electronic monitoring equipment is to base station broadcast
Beacon signals then carry out step S322, if the waiting of electronic monitoring equipment establishes bluetooth connection with base station, carry out step
S324；
Step S322：Base station parses the Beacon signals, and the parsing letter of the Beacon signals is sent to server
The RSSI value of breath and the Beacon signals；
Step S323：Server obtains electronic monitoring according to the parsing information and the RSSI value of the Beacon signals and sets
Standby location information；
Step S324：With after base station bluetooth connection success, base station obtains to be sensed electronic monitoring equipment in electronic monitoring equipment
The data of device simultaneously send the data to server.
Further, the wake-up signal includes believing without the electric wave of Synchronization information and with Synchronization
The electric wave both of which of breath.
Further, the step S321 is specifically included：
Step S3211：Wake-up signal type is judged, if wake-up signal carries out step without Synchronization information
S3212, if wake-up signal band Synchronization information, carries out step S3213,
Step S3212：Then electronic monitoring equipment carries out step S322 to base station broadcast Beacon signals；Broadcast
Intermittent automatically switches to waiting and establishes bluetooth connection with base station during Beacon signals, then carries out step S324；
Step S3213：Judge the status indicator of Synchronization, if status indicator is Beacon patterns, carries out step
S3214 carries out step S3215 if status indicator is bluetooth slave mode；
Step S3214：Then electronic monitoring equipment carries out step S322 to base station broadcast Beacon signals；
Step S3215：Electronic monitoring equipment is waited establishes bluetooth connection with base station, then carries out step S324.
Further, the step S2 is specially：Judge whether the wake-up signal is the default wake-up waken up in region
Otherwise signal makes electronic monitoring equipment keep low power consumpting state if so, carrying out step S3.
Further, the Beacon signals are the positioning broadcast frame with UUID fields, described in the base station parsing
Beacon signals are specially：Base station obtains where electronic monitoring device identification in the UUID fields, electronic monitoring equipment
Area information and electronic monitoring device keys.
Further, the quantity of the base station is at least three, and the server is according to the parsings of the Beacon signals
The location information that information and the RSSI value obtain electronic monitoring equipment specifically includes：
The electronic monitoring equipment is calculated at a distance from each base station by formula (I)
D=10^ ((abs (RSSI)-A)/(10*n)) (I)
Wherein, d be the electronic monitoring equipment at a distance from base station, RSSI be electronic monitoring equipment send positioning broadcast
The signal strength of frame, A are the letter for the positioning broadcast frame that electronic monitoring equipment is sent when electronic monitoring equipment is separated by one meter with base station
Number intensity, n are the environmental attenuation factor, and abs is ABS function；
Select arbitrary three base stations, according to the equation group that is made of formula (II) calculate electronic monitoring equipment abscissa and
Ordinate
di 2=(xi-x)2+(yi-y)2 (Ⅱ)
Wherein, xiFor the abscissa of base station, yiFor the ordinate of base station, x is the abscissa of electronic monitoring equipment, and y is electronics
The ordinate of custodial care facility, i=1,2,3；
By the abscissa and ordinate of electronic monitoring equipment, electronics is obtained in conjunction with the parsing information of the positioning broadcast frame
The more specific location information of custodial care facility.
The present invention by setting with arousal function electronic monitoring equipment, only to receive wake-up signal matching at
Electronic monitoring equipment is just waken up after work(, can send positioning signal or dependency number always to avoid electronic monitoring equipment in this way it is believed that
Breath, to effectively improve the cruise duration of electronic monitoring equipment, secondly, the present invention realizes electronic monitoring equipment by Bluetooth technology
Communication between base station, it is low in energy consumption, using flexible, be conducive to the cruise duration for improving electronic monitoring equipment, in addition, of the invention
Wake-up signal there are many pattern, by be arranged different wake-up signal patterns can change electronic monitoring equipment matching it is complicated
Degree, user can flexibly select according to actual conditions, securely and reliably, system be improved by selecting suitable signal mode
Working efficiency.
Description of the drawings
Fig. 1 is system structure diagram provided by the invention.
Fig. 2 is the method flow schematic diagram that real-time example 1 provides.
Fig. 3 is the method flow schematic diagram that embodiment 2 provides.
Specific implementation mode
It is below in conjunction with the accompanying drawings and specific real in order to make those skilled in the art more fully understand technical scheme of the present invention
Applying example, the present invention is described in further detail.
Embodiment 1
As shown in Figure 1, the present embodiment provides a kind of Information Acquisition Systems based on wearable device, including：
Electronic monitoring equipment：For receive base station transmission wake-up signal and the wake-up signal received is matched,
Electronic monitoring equipment is waken up after successful match and sends signal to base station, and otherwise electronic monitoring equipment keeps low power consumpting state；
Base station：For sending wake-up signal to electronic monitoring equipment, it is additionally operable to receive the signal that electronic monitoring equipment is sent
And handle, and signal is sent to server by treated；
Server：For receive base station transmission signal and according to the letter of the signal acquisition electronic monitoring equipment received
Breath.
Specifically, in the present embodiment, electronic monitoring equipment includes：
Antenna：For receive base station transmission wake-up signal and the wake-up signal received is sent to wake-up module；
Wake-up module：For reception antenna send wake-up signal and the wake-up signal received is matched, match
It is sent to first microprocessor after success and wakes up command signal；
First microprocessor：Wake-up command signal for receiving wake-up module transmission is simultaneously handled, then will treated
Signal is sent to the first bluetooth module；
First bluetooth module：Signal for receiving first microprocessor transmission and according to the signal received to the base
It stands and sends Beacon signals.
Specifically, base station includes：
Signal emission module：For sending wake-up signal to electronic monitoring equipment；
Second bluetooth module：Beacon signals for receiving the transmission of electronic monitoring equipment and by the word in Beacon signals
Segment information is sent to the second microprocessor；
Second microprocessor：Signal for receiving the transmission of the second bluetooth module and processing, then will treated signal
It is sent to communication module；
Communication module：Signal for receiving the transmission of the second microprocessor and processing, then by treated, signal is sent
To server.
When implementing the present embodiment, electronic monitoring equipment can also include data collector, wherein data collector is for adopting
Collect related data, and collected data are sent to the first bluetooth module, the first bluetooth module will be received from data collector
To data be sent to base station.When it is implemented, data collector can be heart rate blood oxygen transducer and/or six axis motion-sensings
Device detects wearable device or the motion state of people under the guardianship by six axis movement sensors, passes through heart rate blood oxygen transducer
The heart rate blood oxygenation information for detecting people under the guardianship facilitates staff accurately comprehensively to understand wearable device or people under the guardianship
Relevant information；In addition, wearable device can also include the SWD adjustment mouth being connect respectively with first microprocessor, OLED screen
Curtain, the first FLASH modules and usb interface module.Base station can also include the 2nd FLASH moulds being connect with the second microprocessor
Block.
Specifically, in the present embodiment：
Base station：It is additionally operable to send switching signal to the electronic monitoring equipment；
First bluetooth module：It is additionally operable to receive the switching signal of base station transmission and switching signal is sent to the first microprocessor
Device；
First microprocessor：It is additionally operable to receive the switching signal of the first bluetooth module transmission and handle treated then
Signal is sent to wake-up module；
Wake-up module：It is additionally operable to receive the signal that first microprocessor is sent and according to receiving from first microprocessor
Signal switches the match pattern of wake-up signal.
Specifically, in the present embodiment：
Server：It is additionally operable to send switching signal to communication module, the switching signal is used to switch the mould of wake-up signal
Formula；
Communication module：It is additionally operable to receive the switching signal of server transmission and switching signal is sent to the second microprocessor
Device；
Second microprocessor：It is additionally operable to receive switching signal and the processing that communication module is sent, it then will treated cuts
It changes signal while being sent to the second bluetooth module and signal emission module；
Second bluetooth module：It is additionally operable to receive switching signal and the processing that the second microprocessor is sent, after then handling
Switching signal be sent to electronic monitoring equipment；
Signal emission module：It is additionally operable to receive the switching signal that the second microprocessor is sent and according to from the second microprocessor
The switching signal received switches the pattern of the wake-up signal sent to electronic monitoring equipment.
In the present embodiment, wake-up signal can there are many patterns, and specifically, wake-up signal can have to be compiled without graceful Chester
The electric wave of code information and the electric wave both of which with Synchronization information, in the specific implementation, the wake-up letter that base station is sent
Number pattern can switch, it should be noted that wake-up signal pattern and the electronic monitoring equipment that base station is sent are to wake-up signal
Match pattern be corresponding, once switching base station send wake-up signal pattern, electronic monitoring equipment is to wake-up signal
Match pattern also accordingly switch.In addition, communication module can be GSRS communication modules or WIFI communication modules.Wherein, it wakes up
The electric wave of signal can be the wireless low frequency radios of 125kHz.
The present embodiment can be individually used for positioning, and can also be used to position and obtain the certain numbers such as heart rate blood oxygenation information simultaneously
According to when wake-up signal is the electric wave without Synchronization information, example is used to positioning and obtaining heart rate blood simultaneously in real time for this
The specific datas such as oxygen information, specifically, when wake-up signal is the electric wave without Synchronization information, this real-time example is first
For positioning, the specific datas such as heart rate blood oxygenation information are obtained at intervals during positioning；When wake-up signal is with graceful Chester
When the electric wave of coding information, according to the status indicator of Synchronization, otherwise example is served only for positioning or be served only in real time for this
Obtain the specific datas such as heart rate blood oxygenation information.When it is implemented, the present embodiment can be reached by switching wake-up signal pattern
Different working conditions.
The present embodiment can be used in the different public places such as hospital, home for destitute, sanatorium, in the specific implementation, base station
It is installed in the related inlet and outlet position such as door, stairs port, lift port, people under the guardianship is by taking the electronics in the present embodiment
Custodial care facility, once people under the guardianship enters monitoring region or wakes up region, server can be set by obtaining electronic monitoring
Standby location information positions people under the guardianship, since the present embodiment is acquisition of information of the low-power consumption based on wearable device
System, electronic monitoring equipment power dissipation is low, cruise duration is long, is conducive to staff and carries out safety custody to people under the guardianship, together
When also energy conservation and environmental protection.
Embodiment 2
The present embodiment provides a kind of information acquisition method, the information acquisition method by implement 1 provided based on can wear
The Information Acquisition System for wearing equipment obtains relevant information, and method provided in this embodiment is served only for determining electronic monitoring equipment
Position, including：
Step S1：Base station sends wake-up signal to electronic monitoring equipment；
Step S2：Electronic monitoring equipment matches wake-up signal, and step S3 is carried out after successful match, and otherwise electronics is supervised
It protects equipment and keeps low power consumpting state；
Step S3：Server obtains the information of electronic monitoring equipment by base station.
In the present embodiment, step S2 is specially：Judge whether the wake-up signal is the default wake-up letter waken up in region
Number, if so, carrying out step S3, electronic monitoring equipment is otherwise made to keep low power consumpting state.
Specifically, step S3 includes：
Step S311：Electronic monitoring equipment is to base station broadcast Beacon signals；
Step S312：Base station parses the Beacon signals, and the parsing letter of the Beacon signals is sent to server
The RSSI value of breath and the Beacon signals；
Step S313：Server obtains electronic monitoring according to the parsing information and the RSSI value of the Beacon signals and sets
Standby location information.
What needs to be explained here is that the broadcast cycle of Beacon signals can be 20ms to 1000ms, in the specific implementation,
The coverage area of Beacon signals is 50 meters, and the base station in coverage area can receive this Beacon signal and parse, then
The RSSI value that analytic signal is merged to this Beacon signal is sent to server, and server is according to this Beacon signal strength RSSI
Calculate separately out the distance between wearable device and multiple base stations, and with this calculate people under the guardianship specific location and
Event trace.
There is also the need to explanations, since the positioning system that embodiment 1 provides can be used in different public places,
And the base station signal of different public places may be interfering with each other, it is therefore necessary to carry out Region Matching to wake-up signal, that is, judge to call out
Whether awake signal is the default wake-up signal waken up in region of wearable device, to improve the accuracy of positioning.Specific implementation
When, when the pattern of wake-up signal is the wireless low frequency radio without Synchronization information, wearable device once enters
Region is waken up then to be waken up, when the pattern of wake-up signal is the wireless low frequency radio with Synchronization information, user
Coding information can be pre-set in electronic monitoring equipment, to be matched to Synchronization information, successful match
Wake up wearable device again afterwards.
Specifically, Beacon signals are positioning broadcast frame with UUID fields, described in base station parses in step S312
Beacon signals are specially：Base station obtains where electronic monitoring device identification in the UUID fields, electronic monitoring equipment
Area information and electronic monitoring device keys.
Specifically, the base station number in the present embodiment is at least three, and step S313 is specifically included：
The electronic monitoring equipment is calculated at a distance from each base station by formula (I)
D=10^ ((abs (RSSI)-A)/(10*n)) (I)
Wherein, d be the electronic monitoring equipment at a distance from base station, RSSI be electronic monitoring equipment send positioning broadcast
The signal strength of frame, A are the letter for the positioning broadcast frame that electronic monitoring equipment is sent when electronic monitoring equipment is separated by one meter with base station
Number intensity, n are the environmental attenuation factor, and n is 2-2.5 in open space value, and n is 2.5-3.0 in semi-open space value, and n exists
Totally-enclosed space value is 3.0-3.5, and abs is ABS function；
Select arbitrary three base stations, according to the equation group that is made of formula (II) calculate electronic monitoring equipment abscissa and
Ordinate
di 2=(xi-x)2+(yi-y)2 (Ⅱ)
Wherein, xiFor the abscissa of base station, yiFor the ordinate of base station, x is the abscissa of electronic monitoring equipment, and y is electronics
The ordinate of custodial care facility, i=1,2,3；
By the abscissa and ordinate of electronic monitoring equipment, electronics is obtained in conjunction with the parsing information of the positioning broadcast frame
The more specific location information of custodial care facility.
Embodiment 3
As shown in figure 3, the present embodiment provides a kind of information acquisition method different from embodiment 2, this implementation both can be only
Electronic monitoring equipment is positioned, the related specific data of electronic monitoring equipment can also be only obtained, it can also be in the positioning phase
Between intermittent obtain electronic monitoring equipment related specific data, specifically include：
Step S1：Base station sends wake-up signal to electronic monitoring equipment；
Step S2：Electronic monitoring equipment matches wake-up signal, and step S3 is carried out after successful match, and otherwise electronics is supervised
It protects equipment and keeps low power consumpting state；
Step S3：Server obtains the information of electronic monitoring equipment by base station.
In the present embodiment, step S2 is specially：Judge whether the wake-up signal is the default wake-up letter waken up in region
Number, if so, carrying out step S3, electronic monitoring equipment is otherwise made to keep low power consumpting state.
Specifically, step S3 includes：
Step S321：Judge wake-up signal type, according to wake-up signal type, electronic monitoring equipment is to base station broadcast
Beacon signals or the waiting of electronic monitoring equipment establish bluetooth connection with base station, if electronic monitoring equipment is to base station broadcast
Beacon signals then carry out step S322, if the waiting of electronic monitoring equipment establishes bluetooth connection with base station, carry out step
S324；
Step S322：Base station parses the Beacon signals, and the parsing letter of the Beacon signals is sent to server
The RSSI value of breath and the Beacon signals；
Step S323：Server obtains electronic monitoring according to the parsing information and the RSSI value of the Beacon signals and sets
Standby location information；
Step S324：With after base station bluetooth connection success, base station obtains to be sensed electronic monitoring equipment in electronic monitoring equipment
The data of device simultaneously send the data to server.
In the present embodiment, wake-up signal includes without the electric wave of Synchronization information and with Synchronization information
Electric wave both of which.
Specifically, step S321 is specifically included：
Step S3211：Wake-up signal type is judged, if wake-up signal carries out step without Synchronization information
S3212, if wake-up signal band Synchronization information, carries out step S3213,
Step S3212：Then electronic monitoring equipment carries out step S322 to base station broadcast Beacon signals；Broadcast
Intermittent automatically switches to waiting and establishes bluetooth connection with base station during Beacon signals, then carries out step S324；
Step S3213：Judge the status indicator of Synchronization, if status indicator is Beacon patterns, carries out step
S3214 carries out step S3215 if status indicator is bluetooth slave mode；
Step S3214：Then electronic monitoring equipment carries out step S322 to base station broadcast Beacon signals；
Step S3215：Electronic monitoring equipment is waited establishes bluetooth connection with base station, then carries out step S324.
Specifically, Beacon signals are positioning broadcast frame with UUID fields, described in base station parses in step S322
Beacon signals are specially：Base station obtains where electronic monitoring device identification in the UUID fields, electronic monitoring equipment
Area information and electronic monitoring device keys.
Base station number in the present embodiment is at least three, and the server is according to the parsing information of the Beacon signals
The location information that electronic monitoring equipment is obtained with the RSSI value specifically includes：
The electronic monitoring equipment is calculated at a distance from each base station by formula (I)
D=10^ ((abs (RSSI)-A)/(10*n)) (I)
Wherein, d be the electronic monitoring equipment at a distance from base station, RSSI be electronic monitoring equipment send positioning broadcast
The signal strength of frame, A are the letter for the positioning broadcast frame that electronic monitoring equipment is sent when electronic monitoring equipment is separated by one meter with base station
Number intensity, n are the environmental attenuation factor, and n is 2-2.5 in open space value, and n is 2.5-3.0 in semi-open space value, and n exists
Totally-enclosed space value is 3.0-3.5, and abs is ABS function；
Select arbitrary three base stations, according to the equation group that is made of formula (II) calculate electronic monitoring equipment abscissa and
Ordinate
di 2=(xi-x)2+(yi-y)2 (Ⅱ)
Wherein, xiFor the abscissa of base station, yiFor the ordinate of base station, x is the abscissa of electronic monitoring equipment, and y is electronics
The ordinate of custodial care facility, i=1,2,3；
By the abscissa and ordinate of electronic monitoring equipment, electronics is obtained in conjunction with the parsing information of the positioning broadcast frame
The more specific location information of custodial care facility.
In the present embodiment, wake-up mode supports the low frequency signal of the 125KHz with Synchronization to wake up and cut without graceful
The low frequency signal of the 125KHz of Si Te codings wakes up.
When it is implemented, when the success of wake-up signal Region Matching, if wake-up signal is the 125KHz with Synchronization
Low frequency signal when, judge that the status indicator in Synchronization is Beacon patterns or bluetooth slave mode, if graceful
Status indicator in the coding of Chester is Beacon patterns, then the electronic monitoring equipment after being waken up enters Beacon patterns, i.e.,
Electronic monitoring device broadcasts Beacon information is positioned, if the status indicator in Synchronization is bluetooth slave mould
Formula, then the electronic monitoring equipment after being waken up enter bluetooth slave mode, and the waiting of electronic monitoring equipment establishes bluetooth company with base station
It connects, after bluetooth connection success, electronic monitoring equipment submits the sensing datas such as heart rate blood oxygen by the first bluetooth module to base station.
When it is implemented, when the success of wake-up signal Region Matching, if wake-up signal is without Synchronization
When the low frequency signal of 125KHz, the electronic monitoring equipment after wake-up is directly entered Beacon patterns, that is, is directly broadcasted after waking up
Beacon information is positioned, and intermittent automatically switches to bluetooth slave mode during broadcast, and waiting receives whether have base station
Bluetooth connection request, if so, the waiting of electronic monitoring equipment establishes bluetooth connection with base station, after bluetooth connection success, electronics
Custodial care facility submits the sensing datas such as heart rate blood oxygen by the first bluetooth module to base station.
It the above is only the preferred embodiment of the present invention, it is noted that above-mentioned preferred embodiment is not construed as pair
The limitation of the present invention, protection scope of the present invention should be subject to claim limited range.For the art
For those of ordinary skill, without departing from the spirit and scope of the present invention, several improvements and modifications can also be made, these change
Protection scope of the present invention is also should be regarded as into retouching.
Claims (14)
1. the Information Acquisition System based on wearable device, which is characterized in that including：
Electronic monitoring equipment：For receive base station transmission wake-up signal and the wake-up signal received is matched, match
The electronic monitoring equipment is waken up after success and sends signal to base station, and otherwise the electronic monitoring equipment keeps low-power consumption shape
State；
Base station：For sending wake-up signal to electronic monitoring equipment, it is additionally operable to receive signal and the place that electronic monitoring equipment is sent
Reason, and signal is sent to server by treated；
Server：For receive base station transmission signal and according to the information of the signal acquisition electronic monitoring equipment received.
2. the Information Acquisition System according to claim 1 based on wearable device, which is characterized in that the electronic monitoring
Equipment includes：
Antenna：For receive base station transmission wake-up signal and the wake-up signal received is sent to wake-up module；
Wake-up module：For reception antenna send wake-up signal and the wake-up signal received is matched, successful match
It is sent afterwards to first microprocessor and wakes up command signal；
First microprocessor：Wake-up command signal for receiving wake-up module transmission is simultaneously handled, then will treated signal
It is sent to the first bluetooth module；
First bluetooth module：For receive first microprocessor transmission signal and sent out to the base station according to the signal received
Send Beacon signals.
3. the Information Acquisition System according to claim 2 based on wearable device, which is characterized in that the electronic monitoring
Equipment further includes data collector, and the data collector is for acquiring related data and collected data being sent to first
Bluetooth module, first bluetooth module are additionally operable to receive the data of data collector transmission and are sent to the data received
Base station.
4. the Information Acquisition System according to claim 3 based on wearable device, which is characterized in that
Base station：It is additionally operable to send switching signal to the electronic monitoring equipment；
First bluetooth module：It is additionally operable to receive the switching signal of base station transmission and switching signal is sent to first microprocessor；
First microprocessor：It is additionally operable to receive the switching signal that the first bluetooth module is sent and handle then will treated signal
It is sent to wake-up module；
Wake-up module：It is additionally operable to receive the signal of first microprocessor transmission and according to the signal received from first microprocessor
Switch the match pattern of wake-up signal.
5. the Information Acquisition System according to claim 1 based on wearable device, which is characterized in that the base station packet
It includes：
Signal emission module：For sending wake-up signal to electronic monitoring equipment；
Second bluetooth module：For receiving Beacon signals that the electronic monitoring equipment is sent and by the word in Beacon signals
Segment information is sent to the second microprocessor；
Second microprocessor：Signal for receiving the transmission of the second bluetooth module and processing, then by treated, signal is sent
To communication module；
Communication module：Signal for receiving the transmission of the second microprocessor and processing, then by treated, signal is sent to clothes
Business device.
6. the Information Acquisition System according to claim 5 based on wearable device, which is characterized in that
Server：It is additionally operable to send switching signal to communication module, the switching signal is used to switch the pattern of wake-up signal；
Communication module：It is additionally operable to receive the switching signal of server transmission and switching signal is sent to the second microprocessor；
Second microprocessor：It is additionally operable to receive switching signal and the processing that communication module is sent, then by treated, switching is believed
Number simultaneously be sent to the second bluetooth module and signal emission module；
Second bluetooth module：It is additionally operable to receive switching signal and the processing that the second microprocessor is sent, it then will treated cuts
It changes signal and is sent to electronic monitoring equipment；
Signal emission module：It is additionally operable to receive the switching signal of the second microprocessor transmission and be received according to from the second microprocessor
To switching signal switch the pattern of the wake-up signal sent to electronic monitoring equipment.
7. a kind of information acquisition method, which is characterized in that including：
Step S1：Base station sends wake-up signal to electronic monitoring equipment；
Step S2：Electronic monitoring equipment matches wake-up signal, and step S3 is carried out after successful match, and otherwise electronic monitoring is set
It is standby to keep low power consumpting state；
Step S3：Server obtains the information of electronic monitoring equipment by base station.
8. a kind of information acquisition method according to claim 7, which is characterized in that the step S2 is specially：Judge institute
State whether wake-up signal is the default wake-up signal waken up in region, if so, progress step S3, otherwise makes electronic monitoring equipment
Keep low power consumpting state.
9. a kind of information acquisition method according to claim 7, which is characterized in that step S3 includes：
Step S311：Electronic monitoring equipment is to base station broadcast Beacon signals；
Step S312：Base station parses the Beacon signals, and to server send the Beacon signals parsing information and
The RSSI value of the Beacon signals；
Step S313：Server obtains electronic monitoring equipment according to the parsing information and the RSSI value of the Beacon signals
Location information.
10. a kind of information acquisition method according to claim 7, which is characterized in that step S3 includes：
Step S321：Judge wake-up signal type, according to wake-up signal type, electronic monitoring equipment is believed to base station broadcast Beacon
Number or the waiting of electronic monitoring equipment establish bluetooth connection with base station, if electronic monitoring equipment to base station broadcast Beacon signals,
Step S322 is carried out, if the waiting of electronic monitoring equipment establishes bluetooth connection with base station, carries out step S324；
Step S322：Base station parses the Beacon signals, and to server send the Beacon signals parsing information and
The RSSI value of the Beacon signals；
Step S323：Server obtains electronic monitoring equipment according to the parsing information and the RSSI value of the Beacon signals
Location information；
Step S324：For electronic monitoring equipment with after base station bluetooth connection success, base station obtains sensor in electronic monitoring equipment
Data simultaneously send the data to server.
11. a kind of information acquisition method according to claim 10, which is characterized in that the wake-up signal includes without graceful
The electric wave of Chester coding information and electric wave both of which with Synchronization information.
12. a kind of information acquisition method according to claim 11, which is characterized in that the step S321 is specifically included：
Step S3211：Judge wake-up signal type, if wake-up signal carries out step S3212 without Synchronization information,
If wake-up signal band Synchronization information, carries out step S3213,
Step S3212：Then electronic monitoring equipment carries out step S322 to base station broadcast Beacon signals；Broadcast Beacon letters
Intermittent automatically switches to waiting and establishes bluetooth connection with base station during number, then carries out step S324；
Step S3213：Judge the status indicator of Synchronization, if status indicator is Beacon patterns, carries out step
S3214 carries out step S3215 if status indicator is bluetooth slave mode；
Step S3214：Then electronic monitoring equipment carries out step S322 to base station broadcast Beacon signals；
Step S3215：Electronic monitoring equipment is waited establishes bluetooth connection with base station, then carries out step S324.
13. a kind of information acquisition method according to claim 9-12 any one, which is characterized in that the Beacon
Signal is the positioning broadcast frame with UUID fields, and the base station parses the Beacon signals and is specially：Described in base station obtains
The area information and electronic monitoring device keys where electronic monitoring device identification, electronic monitoring equipment in UUID fields.
14. a kind of information acquisition method according to claim 9-12 any one, which is characterized in that the base station
Quantity is at least three, and the server obtains electronic monitoring according to the parsing information and the RSSI value of the Beacon signals
The location information of equipment specifically includes：
The electronic monitoring equipment is calculated at a distance from each base station by formula (I)
D=10^ ((abs (RSSI)-A)/(10*n)) (I)
Wherein, d is the electronic monitoring equipment at a distance from base station, and RSSI is the positioning broadcast frame that electronic monitoring equipment is sent
Signal strength, A are that the signal for the positioning broadcast frame that electronic monitoring equipment is sent when electronic monitoring equipment is separated by one meter with base station is strong
Degree, n are the environmental attenuation factor, and abs is ABS function；
Arbitrary three base stations are selected, the abscissa of electronic monitoring equipment and vertical seat are calculated according to the equation group being made of formula (II)
Mark
di 2=(xi-x)2+(yi-y)2 (Ⅱ)
Wherein, xiFor the abscissa of base station, yiFor the ordinate of base station, x is the abscissa of electronic monitoring equipment, and y is electronic monitoring
The ordinate of equipment, i=1,2,3；
By the abscissa and ordinate of electronic monitoring equipment, electronic monitoring is obtained in conjunction with the parsing information of the positioning broadcast frame
The more specific location information of equipment.
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