CN103989295B - Electronic wrist strap system and the method for detecting abnormality of personnel's management and control are corrected in Community-oriented - Google Patents
Electronic wrist strap system and the method for detecting abnormality of personnel's management and control are corrected in Community-oriented Download PDFInfo
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- CN103989295B CN103989295B CN201410264042.6A CN201410264042A CN103989295B CN 103989295 B CN103989295 B CN 103989295B CN 201410264042 A CN201410264042 A CN 201410264042A CN 103989295 B CN103989295 B CN 103989295B
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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
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- 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
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Abstract
The present invention relates to a kind of non-dismountable electronic wrist strap system and abnormal movement detection method, electronic wrist strap system and the method for detecting abnormality of personnel's management and control are corrected in especially a kind of Community-oriented, belong to the technical field of electronic wrist strap.According to technical scheme provided by the invention, the electronic wrist strap system of personnel's management and control is corrected in described Community-oriented, comprises the non-dismountable electronic wrist strap for being worn on rectification personnel; Described non-dismountable electronic wrist strap can mate with handheld device and be connected; When the quantity of the non-dismountable electronic wrist strap that described handheld device detects simultaneously exceedes predetermined number, handheld device exports gathering of people warning message and transmits current GPS position information.Compact conformation of the present invention, can realize community correction personnel gather, destroy dismounting wrist strap and in short-term vigorous motion, there is no the abnormality detection such as body-worn wrist strap, easy to use, safe and reliable.
Description
Technical field
The present invention relates to a kind of non-dismountable electronic wrist strap system and abnormal movement detection method, electronic wrist strap system and the method for detecting abnormality of personnel's management and control are corrected in especially a kind of Community-oriented, belong to the technical field of electronic wrist strap.
Background technology
Along with China's system of reeducation through labor is progressively abolished, person subjected to reeducation in a reform school originally will return society, perform and promote that non-imprisonment type community correction that it returns society is smoothly movable under the assistance of relevant departments and societal forces.But because community correction personnel distribution space is extensive, social background is complicated and changeable, how to realize long-range real time personnel behavior and position monitoring management and control, prevention related personnel again implements criminal activity during correcting, and improves social safety degree, still lacks technological means comprehensively and effectively.
At present, the mobile phone that the management and control of community correction personnel depends on by registering community correction personnel carries out band of position monitoring, and adopts community correction personnel to wear the full-time blank pipe control that non-removable wrist strap mode realizes community correction personnel.But, existing full-time blank pipe control cannot support the identification that community correction personnel gather and arbitration functions, accuracy in detection and the classification capacity of abnormal behaviour and in short-term vigorous motion are poor, in addition Anti-dismantling circuit adopts the built-in loop version of the wrist strap in traditional prison to realize, due to community correction personnel carry out destroying to non-dismountable wrist strap and fast quick-recovery can by instrument and the means instrument that will have considerably beyond criminal in prison, the phenomenon therefore adopting traditional Anti-dismantling mode to be difficult to effectively to stop wrist strap to be separated with human body.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, the electronic wrist strap system providing a kind of Community-oriented to correct personnel's management and control and method for detecting abnormality, its compact conformation, can realize community correction personnel gather, destroy dismounting wrist strap and in short-term vigorous motion, there is no the abnormality detection such as body-worn wrist strap, easy to use, safe and reliable.
According to technical scheme provided by the invention, the electronic wrist strap system of personnel's management and control is corrected in described Community-oriented, comprises the non-dismountable electronic wrist strap for being worn on rectification personnel; Described non-dismountable electronic wrist strap can mate with handheld device and be connected; When the quantity of the non-dismountable electronic wrist strap that described handheld device detects simultaneously exceedes predetermined number, handheld device exports gathering of people warning message and transmits current GPS position information.
Described non-dismountable electronic wrist strap comprises wrist strap main frame and is connected to the wrist strap jockey that described wrist strap main frame also can realize wearing banding, described wrist strap main frame and wrist strap jockey mate and are connected after realization wears banding, and wrist strap main frame can be reported to the police to the dismounting between wrist strap main frame and wrist strap jockey; Wrist strap main frame comprises host shell and is positioned at the low-power consumption main control chip of described host shell, BLE Bluetooth chip, MEMS triaxial accelerometer, MEMS microphone and for providing the button cell of wrist strap host work power supply, and described BLE Bluetooth chip, MEMS triaxial accelerometer and MEMS microphone are all connected with low-power consumption main control chip; Low-power consumption main control chip by BLE Bluetooth chip can with handheld device wireless connections.
Described wrist strap jockey comprises the connection belt body be fixedly connected on host shell, wrist strap plain conductor is provided with in described connection belt body, described wrist strap plain conductor is electrically connected with low-power consumption main control chip, and connection belt body is provided with the fixing hole for being fixedly connected with host shell.
Described host shell comprises circuit-board cell warehouse and is positioned at the attached warehouse of main case on described circuit-board cell warehouse, and the attached warehouse of described main case is fixedly connected with circuit-board cell warehouse by warehouse connecting portion; Be provided with main frame plain conductor in warehouse connecting portion and the attached warehouse of main case, described main frame plain conductor can be connected in series to form the plain conductor loop dismantled in warning circuit with wrist strap plain conductor, described dismounting warning circuit is connected with low-power consumption main control chip.
Described circuit-board cell warehouse is provided with some warehouse grooves, the attached warehouse of described main case is provided with the excrescence that can be embedded in warehouse groove, described warehouse groove mates consistent with the fixing hole connected on belt body, outstanding physical efficiency is embedded on warehouse groove, to be locked on host shell by connection belt body through after fixing hole.
Described dismounting warning circuit, low-power consumption main control chip, mems accelerometer, BLE Bluetooth chip are all positioned on the circuit board of circuit-board cell warehouse, and described button cell is positioned at the top of circuit board, and MEMS microphone is close to the lower wall of circuit-board cell warehouse; Button cell is by LDO power module and the power end of low-power consumption main control chip, the power end of BLE Bluetooth chip and dismantle warning circuit and be connected, described dismounting warning circuit comprises pull-up resistor, one end of described pull-up resistor is connected with one end of LDO power module, the other end of pull-up resistor and the GIPO of low-power consumption main control chip hold and to be connected and one end of plain conductor loop connects, the other end of plain conductor loop is by ground terminal ground, and the clock end of low-power consumption main control chip and the clock end of BLE Bluetooth chip are all connected with clock module.
Described handheld device and wrist strap main frame are by after the wireless connections of BLE Bluetooth chip, and whether the periodicity that low-power consumption main control chip arranges BLE Bluetooth chip reports timing, to be separated between handheld device with wrist strap main frame detect; Low-power consumption main control chip, BLE Bluetooth chip are in resting state, and MEMS triaxial accelerometer is in state on duty;
When MEMS triaxial accelerometer detects the abnormal movement of rectification personnel, MEMS triaxial accelerometer wakes low-power consumption main control chip up and to low-power consumption main control chip transmission acceleration measured value; Low-power consumption main control chip wakes BLE Bluetooth chip up, to transmit vigorous motion warning message by BLE Bluetooth chip to handheld device.
When the detection dismounting of dismounting warning circuit or when destroying described electronic wrist strap, MEMS microphone is switched to duty by low-power consumption main control chip, to pass through MEMS microphone collected sound signal, and by described transmission of sound signals in low-power consumption main control chip, low-power consumption main control chip processes voice signal, when judging that described electronic wrist strap is disassembled or is destroyed according to voice signal, low-power consumption main control chip is to handheld device transmission dismounting warning message.
An abnormal movement detection method for personnel's management and control is corrected in Community-oriented, and non-dismountable electronic wrist strap is worn banding on community correction personnel, described non-dismountable electronic wrist strap can mate with handheld device and be connected;
Described non-dismountable electronic wrist strap comprises wrist strap main frame and is connected to the wrist strap jockey that described wrist strap main frame also can realize wearing banding, described wrist strap main frame and wrist strap jockey mate and are connected after realization wears banding, and wrist strap main frame can be reported to the police to the dismounting between wrist strap main frame and wrist strap jockey; Wrist strap main frame comprises host shell and is positioned at the low-power consumption main control chip of described host shell, BLE Bluetooth chip, MEMS triaxial accelerometer, MEMS microphone and for providing the button cell of wrist strap host work power supply, and described BLE Bluetooth chip, MEMS triaxial accelerometer and MEMS microphone are all connected with low-power consumption main control chip; Low-power consumption main control chip by BLE Bluetooth chip can with handheld device wireless connections.
Described handheld device and wrist strap main frame are by after the wireless connections of BLE Bluetooth chip, and whether the periodicity that low-power consumption main control chip arranges BLE Bluetooth chip reports timing, to be separated between handheld device with wrist strap main frame detect; Low-power consumption main control chip, BLE Bluetooth chip are in resting state, and MEMS triaxial accelerometer is in state on duty;
When MEMS triaxial accelerometer detects the abnormal movement of rectification personnel, MEMS triaxial accelerometer wakes low-power consumption main control chip up and to low-power consumption main control chip transmission acceleration measured value; Low-power consumption main control chip wakes BLE Bluetooth chip up, to transmit vigorous motion warning message by BLE Bluetooth chip to handheld device.
When the quantity of the non-dismountable electronic wrist strap that described handheld device detects simultaneously exceedes predetermined number, handheld device exports gathering of people warning message and transmits current GPS position information.
Advantage of the present invention: high degree of comfort unwetted medical material with thicken that the connecting band body that forms of rubber can personnel's be allergic keeping fastness and pliability to avoid simultaneously; The automatic matching of the handheld device registered by multiple low-power consumption BLE Bluetooth chip and community correction personnel realizes the detection of community correction gathering of people; The detection alarm of rectification personnel large scale vigorous motion is in short-term realized based on MEMS triaxial accelerometer; GPIO based on plain conductor loop and low-power consumption main control chip interrupts timely detection, the warning that behavior is now dismantled in cause for gossip, and wakes MEMS microphone up, carries out the detection whether wrist strap is still in wearing state; Compact conformation, the abnormality detection needed for realizing, easy to use, safe and reliable.
Accompanying drawing explanation
Fig. 1 is the structural representation of the non-dismountable electronic wrist strap of the present invention.
Fig. 2 is the structural representation of wrist strap main frame of the present invention.
Fig. 3 is the circuit block diagram of circuit-board cell warehouse interior circuit board of the present invention.
Fig. 4 is workflow diagram of the present invention.
Description of reference numerals: 100-wrist strap main frame, 101-host shell, 102-button cell, 103-low-power consumption main control chip, 104-BLE Bluetooth chip, 105-MEMS three axis accelerometer, 106-MEMS microphone, 110-wrist strap jockey, 111-connects belt body, 112-wrist strap plain conductor, 113-fixing hole, 200-circuit-board cell warehouse, 201-warehouse groove, the attached warehouse of 210-main case, 211-excrescence, 212-locks excrescence, 220-warehouse connecting portion, 221-main frame plain conductor, 300-dismantles warning circuit, 301-pull-up resistor, 302-ground terminal, 312-LDO power module, 313-clock module, 317-plate level antenna, 321-SPI interface, fracture in 322-GPIO, 326-GPIO port, 323-ADC interface, 324-SPI interface, fracture and 330-plain conductor loop in 325-GPIO.
Detailed description of the invention
Below in conjunction with concrete drawings and Examples, the invention will be further described.
Gathering in order to community correction personnel can be realized, the present invention includes the non-dismountable electronic wrist strap for being worn on rectification personnel; Described non-dismountable electronic wrist strap can mate with handheld device and be connected; When the quantity of the non-dismountable electronic wrist strap that described handheld device detects simultaneously exceedes predetermined number, handheld device exports gathering of people warning message and transmits current GPS(Global Positioning System) positional information.
Particularly, described non-dismountable electronic wrist strap can wear banding in the wrist or ankle of community correction personnel, handheld device can be generally smart mobile phone, the quantity of the non-dismountable electronic wrist strap around described smart mobile phone can be detected by smart mobile phone, when detecting described non-dismountable electronic wrist strap quantity around and exceeding predetermined number, handheld device can think the gathering of rectification personnel, handheld device is to Surveillance center's transmission gathering of people warning message, and current GPS location information is also transmitted simultaneously, so that Surveillance center understands in time and confirms the positional information of gathering.Described current GPS position information can be obtained by the locating module in handheld device, and handheld device is by communication network to Surveillance center's transmission information, and specific implementation process, known by the art personnel, repeats no more herein.
As shown in Figure 1, described non-dismountable electronic wrist strap comprises wrist strap main frame 100 and is connected to the wrist strap jockey 110 that described wrist strap main frame 100 also can realize wearing banding, described wrist strap main frame 100 and wrist strap jockey 110 mate and are connected after realization wears banding, and wrist strap main frame 100 can be reported to the police to the dismounting between wrist strap main frame 100 and wrist strap jockey 100; Wrist strap main frame 100 comprises host shell 101 and is positioned at the low-power consumption main control chip 103 of described host shell 101, BLE Bluetooth chip 104, MEMS triaxial accelerometer 105, MEMS(Micro-Electro-Mechanical System) microphone 106 and for providing the button cell 102 of wrist strap main frame 100 working power, described BLE Bluetooth chip 104, MEMS triaxial accelerometer 105 and MEMS microphone 106 are all connected with low-power consumption main control chip 103; Low-power consumption main control chip 103 by BLE Bluetooth chip 104 can with handheld device wireless connections.
Described wrist strap jockey 110 comprises the connection belt body 111 be fixedly connected on host shell 101, wrist strap plain conductor 112 is provided with in described connection belt body 111, described wrist strap plain conductor 112 is electrically connected with low-power consumption main control chip 103, and connection belt body 111 is provided with the fixing hole 113 for being fixedly connected with host shell 101.
Particularly, the host shell 101 of wrist strap main frame 100 adopts the housing of IP67 water proof and dust proof grade, BLE(Bluetooth low energy) Bluetooth chip 104 adopts the Bluetooth chip of 4.0 versions.In the specific implementation, BLE Bluetooth chip 104 adopts the model of TI to be the chip of CC2541, and MEMS microphone 106 adopts that the model of ADI is the chip of ADMP401, MEMS triaxial accelerometer 105 adopts the model of ADI to be ADXL362 chip; Low-power consumption main control chip 103 adopts the model of TI to be the chip of MSP430F2132.
The connection belt body 111 of described wrist strap jockey 110 comprises the high degree of comfort unwetted medical material that is positioned at internal layer and outer field thickening rubber forms, described high degree of comfort unwetted medical material and the direct skin contact wearing personnel, avoid occurring phenomena of cutaneous irritation, described thickening rubber increases the pliability, fastness and the survivability that connect belt body, prevents from being not intended to cause connecting belt body fracture.Described wrist strap plain conductor 112 is put and is embedded in medical material inside, can not cause short circuit due to water inlet; When community correction personnel malicious sabotage or dismounting wrist strap, wrist strap plain conductor 112 can be disconnected, make described low-power consumption main control chip 103 conversion of low and high level be detected, thus low-power consumption main control chip 103 can carry out Real-time Alarm process according to the conversion of described level.Described fixing hole 113 is fixed connection for realizing wrist strap jockey 110 by the fixture that host shell 101 is built-in.
As shown in Figure 2, described host shell 101 comprises circuit-board cell warehouse 200 and is positioned at the attached warehouse 210 of main case on described circuit-board cell warehouse 200, and the attached warehouse 210 of described main case is fixedly connected with circuit-board cell warehouse 200 by warehouse connecting portion 220; Main frame plain conductor 221 is provided with in warehouse connecting portion 220 and the attached warehouse 210 of main case, described main frame plain conductor 221 can be connected in series to be formed the plain conductor loop 330 dismantled in warning circuit 300 with wrist strap plain conductor 112, described dismounting warning circuit 300 is connected with low-power consumption main control chip 103.
Described circuit-board cell warehouse 200 is provided with some warehouse grooves 201, the attached warehouse 210 of described main case is provided with the excrescence 211 that can be embedded in warehouse groove 201, described warehouse groove 201 mates consistent with the fixing hole 113 connected on belt body 111, excrescence 211 can be embedded on warehouse groove 201, to be locked on host shell 101 by connection belt body 111 through after fixing hole 113.
In the embodiment of the present invention, circuit-board cell warehouse 200 is in the bottom (near wearing personnel's skin side) of host shell 101, for IP67 degree of protection, warehouse groove 201 is had above circuit-board cell warehouse 200, spacing on circuit-board cell warehouse 200 between warehouse groove 201 is consistent with the spacing of fixing hole 113, described disposable button cell 102 is positioned at the top of circuit-board cell warehouse 200 inside, be loaded with described low-power consumption main control chip 103, BLE Bluetooth chip 104, the circuit board of the electronic devices such as MEMS triaxial accelerometer 105 and MEMS microphone 106 is positioned at circuit-board cell warehouse 200 lower inside, wherein said MEMS microphone 106 is close to the lower wall of circuit-board cell warehouse 200, sound in personnel's health is worn as pulse etc. for detecting.
Described main case attached warehouse 210 inside is under cover in the excrescence 211 of contraction state, the spacing of described excrescence 211 is consistent with the spacing of described warehouse groove 201 and described fixing hole 113, when described wrist strap jockey 110 is through void area described circuit-board cell warehouse 200 and the attached warehouse 210 of described main case, after wrist strap jockey 110 banding, the described excrescence 211 being in contraction state is ejected, through described fixing hole 113, obtain locking excrescence 212, consider that the reliability of electronic wrist strap and community correction personnel crack tool and method are varied, be in locking excrescence 212 and cannot reenter contraction state, namely electronic wrist strap is non-dismountable type.Connect belt body 111 to be connected by the coupling of locking excrescence 212 and fixing hole 113, warehouse groove 201 and can be locked on host shell 101, namely obtain non-removable electronic wrist strap.
It is a non-removable overall structure that described circuit-board cell warehouse 200 and described main case attached warehouse 210 connect by described warehouse connecting portion 220.Described two warehouse coupling parts 220 and the built-in main frame plain conductor 221 of the attached warehouse of described main case 210, described main frame plain conductor 221 is connected in series rear formation plain conductor loop 330 with wrist strap plain conductor 112, when the main frame plain conductor 221 be in plain conductor loop 330 occurs open circuit with any one loop in wrist strap plain conductor 112, plain conductor loop 330 all can be caused to disconnect.When plain conductor loop 330 is disconnected, low-power consumption main control chip 103 can detect the abnormal behaviour of community correction personnel malicious sabotage or dismounting wrist strap.
As shown in Figure 3, described dismounting warning circuit 300, low-power consumption main control chip 103, mems accelerometer 105, BLE Bluetooth chip 104 are all positioned on the circuit board of circuit-board cell warehouse 200, described button cell 102 is positioned at the top of circuit board, and MEMS microphone 106 is close to the lower wall of circuit-board cell warehouse 200, button cell 102 is by the power end of LDO power module 312 with low-power consumption main control chip 103, power end and the dismounting warning circuit 300 of BLE Bluetooth chip 104 connect, described dismounting warning circuit 300 comprises pull-up resistor 301, one end of described pull-up resistor 301 is connected with one end of LDO power module 312, the other end of pull-up resistor 301 and the GIPO of low-power consumption main control chip 103 hold and to be connected and one end of plain conductor loop 300 connects, the other end of plain conductor loop 300 is by ground terminal 302 ground connection, the clock end of low-power consumption main control chip 103 and the clock end of BLE Bluetooth chip 104 are all connected with clock module 313.
In the embodiment of the present invention, described dismounting warning circuit 300 is made up of pull-up resistor 301 and ground terminal 302.Fracture 325 in a GPIO of described low-power consumption main control chip 320 is accessed in one end of described plain conductor loop 330 by described pull-up resistor 301, the other end connects described ground terminal 302.When described plain conductor loop 330 disconnects, the signal causing accessing fracture 325 in described GPIO is by low transition to high level, and the interruption realizing low-power consumption main control chip 103 wakes up in real time and carries out dismounting destruction alarming processing.
Built-in 2 the SPI(Serial Peripheral Interface of described low-power consumption main control chip 103) interface, be respectively SPI interface 321, SPI interface 324, wherein said SPI interface 321 is connected with described MEMS triaxial accelerometer 105, reads the acceleration measurement of certain axle of accelerometer or whole three axles; Described SPI interface 324 is connected with described BLE Bluetooth chip 104, complete the transmitting-receiving of data, and carried out the wireless receiving and dispatching of data by plate level antenna 317 by described BLE Bluetooth chip 104, realize related data and undertaken alternately by Bluetooth wireless communication link and handheld device.
The GPIO(General Purpose Input Output of the built-in definition of described low-power consumption main control chip 103) in fracture 322, fracture 325, GPIO port 326 in GPIO, in described GPIO, fracture 322 is for receiving the interrupt signal of described MEMS triaxial accelerometer 105 based on thresholding, and wakes low-power consumption main control chip 320 to duty up; In described GPIO, fracture 325 detects for the interruption completing dismounting destruction; Whether described GPIO port 326 for controlling the power supply of described MEMS microphone 106, described MEMS microphone 106 is default is operated in closed condition, corresponding power supply is not provided, when occurring that dismounting behavior is interrupted reporting to the police, power supply is provided by arranging described GPIO port 326 for described MEMS microphone 106, make MEMS microphone 106 enter duty, carry out the collection of wearing acoustical signal in personnel's body.The acoustical signal that described MEMS microphone 106 gathers is analog signal, and the ADC interface 323 built-in by described low-power consumption main control chip 103 carries out digital-to-analogue conversion.
In peripheral circuit, described disposable button cell 102 is as the power supply unit of electronic wrist strap, described LDO power module 312 completes the conversion of efficient DC-DC voltage, for unit in electronic wrist strap provides the power supply of given voltage, have simultaneously and carry out whether for unit provides the control ability of power supply according to external control signal; Phase place is consistent, the work clock of high stability for various piece in electronic wrist strap provides for clock module 313.In the embodiment of the present invention, LDO power module 321 adopts existing conventional form of power, specifically repeats no more.
Further, in the embodiment of the present invention, described handheld device and wrist strap main frame 100 are by after BLE Bluetooth chip 104 wireless connections, and whether the periodicity that low-power consumption main control chip 103 arranges BLE Bluetooth chip 104 reports timing, to be separated between handheld device with wrist strap main frame 100 detect; Low-power consumption main control chip 103, BLE Bluetooth chip 104 are in resting state, and MEMS triaxial accelerometer 105 is in state on duty;
When MEMS triaxial accelerometer 105 detects the abnormal movement of rectification personnel, MEMS triaxial accelerometer 105 wakes low-power consumption main control chip 103 up and to low-power consumption main control chip 103 transmission acceleration measured value; Low-power consumption main control chip 103 wakes BLE Bluetooth chip 104 up, to transmit vigorous motion warning message by BLE Bluetooth chip 104 to handheld device.
When the detection dismounting of dismounting warning circuit 300 or when destroying described electronic wrist strap, MEMS microphone 106 is switched to duty by low-power consumption main control chip 103, to pass through MEMS microphone 106 collected sound signal, and by described transmission of sound signals in low-power consumption main control chip 103, low-power consumption main control chip 103 pairs of voice signals process, when judging that described electronic wrist strap is disassembled or is destroyed according to voice signal, low-power consumption main control chip 103 is to handheld device transmission dismounting warning message.
As shown in Figure 4: for the working-flow figure of handheld device is registered in specific embodiment of the invention wrist strap main frame and pairing thereof, specific implementation step is as follows:
Step 1), electronic wrist strap start
Usual community correction personnel have oneself intelligent handheld device, and after registering this handheld device to community correction office, handheld device is generally in starting up's state.After registration completes, handheld device just starts all BLE Bluetooth chips 104, and whether periodic search periphery exists non-dismountable type electronic wrist strap.The sense cycle of handheld device to the BLE Bluetooth chip 104 of non-dismountable electronic wrist strap can long-rangely be arranged, and be power consumption and the compromise detecting real-time, the cycle is shorter, and handheld device power consumption is higher, and the detection of periphery electronic wrist strap is more timely; Cycle is longer, and handheld device power consumption is lower, and the detection time delay of periphery electronic wrist strap is larger, is usually set as 1 minute to 3 minutes.
After non-dismountable type electronic wrist strap device start, described low-power consumption main control chip 103 is in state on duty with BLE Bluetooth chip 104, waits for the Bluetooth pairing that handheld device is initiated and identifying procedure.
Step 2), with the Bluetooth pairing certification of smart mobile phone
When there is electronic wrist strap near handheld device is detected by BLE Bluetooth chip 104, judge whether self is matched corresponding electronic wrist strap, if matched, and the electronic wrist strap quantity of neighbouring existence is greater than 2(is namely more than or equal to 3), illustrate that there are multiple community correction personnel accumulates in phenomenon together, now handheld device automatically sends the rectification personnel comprising the information such as gathering crowd quantity and current GPS location and gathers early warning information.
When the electronic wrist strap quantity of neighbouring existence is 1 or 2, handheld device initiate and not yet match certification electronic wrist strap between pairing certification, related procedure meets BLE bluetooth 4.0 protocol version specification.In pairing process, for guaranteeing to match reliability, electronic wrist strap and handheld device all adopt the transmitting power of the highest license to carry out data interaction.
Electronic wrist strap completes and to match with handheld device after certification, bluetooth period is set by described low-power consumption main control chip 103 and reports timing, bluetooth period reports the duration of timing to detect real-time according to separate men from machines and electronic wrist strap power consumption carries out compromise consideration, is generally set as 5-10 second.Transfer described low-power consumption main control chip 103, described BLE Bluetooth chip 104 to resting state afterwards, described MEMS triaxial accelerometer 105 is in state on duty.
Step 3), abnormal movement testing mechanism
When community correction personnel occur the vigorous motion such as running or fight fast, will there is peak value in certain axle of described MEMS triaxial accelerometer 105 or the acceleration measurement of certain several axle, higher than predetermined threshold.Predetermined threshold is by earlier stage training the fixed value obtained.Now, described MEMS triaxial accelerometer 105 sends interrupt signal, described low-power consumption main control chip 103 is waken up by fracture 322 in described GPIO, in order to lower the acceleration measurement transmission time, lower electronic wrist strap power consumption, selective transmission exceedes certain axle of thresholding or the acceleration measurement of certain several axle.Described low-power consumption main control chip 103 adopts and arranges based on adaptive threshold the dynamic threshold that algorithm calculates and carry out more reliable amplitude analysis, basis exceedes the time relationship between multiple peak values of thresholding simultaneously, analyze the time-frequency characteristic of action, the degree of accuracy that further raising vigorous motion detects, reduces and detects alert rate by mistake.
When community correction personnel dismounting or when destroying electronic wrist strap, described plain conductor loop 330 will be caused when electronic wrist strap jockey 111 ruptures to occur open circuit, described low-power consumption main control chip 103 is waken up by the interrupt signal of low transition to high level by fracture 325 in described GPIO, and switch to power supply state by the working power that described GPIO port 326 arranges described MEMS microphone 106 by closed condition, after described MEMS microphone 106 starts, described low-power consumption main control chip 103 carries out digitized sampling and collection by built-in ADC interface 323 to the analog acoustic signal that described MEMS microphone 106 gathers.The acquiescence collection analog acoustic signal of a minute, described MEMS microphone 106 direction is towards the skin of the personnel of wearing, the acoustical signal of inside of human body generation can be gathered as propagated sound in body when beat pulse, speech, if when electronic wrist strap is worn on human body, sound in the body of character pair in one minute, must be had to produce.When not being worn on the person if there is electronic wrist strap, just cannot collect the characteristic sounds in body.Thus achieve based on described MEMS microphone 106 measuring ability whether electronic wrist strap wear.
Step 4), Bluetooth information between electronic wrist strap and smart mobile phone are mutual
If not there is abnormal movement, after bluetooth period reports timing then, described low-power consumption main control chip 103 is transformed into mode of operation by park mode, wakes described BLE Bluetooth chip 104 up; If there is abnormal movement, after completing the analyzing and processing work of low-power consumption main control chip 103, wake described low-power consumption BLE Bluetooth chip 104 up.Detect wrist strap battery electric quantity simultaneously, judge that electronic wrist strap is in low voltage power supply state.
Described low-power consumption BLE Bluetooth chip 104 acquiescence adopts 0dBm transmitting power, and the handheld device to pairing sends the packets of information comprising the data such as wrist strap ID, vigorous motion warning, dismounting behavior warning.After this again described low-power consumption BLE Bluetooth chip 104, low-power consumption main control chip 103 are set to resting state.
Handheld device receives the information of electronic wrist strap, judges whether to receive according to the information received the packets of information that electronic wrist strap sends.If a handheld device N continuous cycle does not receive the information that electronic wrist strap sends, then automatically send the rectification personnel separate men from machines early warning information comprising the information such as separate men from machines warning and current GPS location.The value of N ensures bluetooth reliability transmission and the compromise detecting separate men from machines phenomenon in time, is generally 3-5.
High degree of comfort unwetted medical material of the present invention with thicken that the connection belt body 111 that forms of rubber can personnel's be allergic keeping fastness and pliability to avoid simultaneously; The automatic matching of the handheld device registered with community correction personnel by multiple low-power consumption BLE Bluetooth chip 104 realizes the detection of community correction gathering of people; The detection alarm of rectification personnel large scale vigorous motion is in short-term realized based on MEMS triaxial accelerometer 105; Realize timely detection, the warning of dismounting behavior based on fracture 325 in the GPIO of plain conductor loop 330 and low-power consumption main control chip 103, and wake MEMS microphone 106 up, carry out the detection whether wrist strap is still in wearing state; Compact conformation, the abnormality detection needed for realizing, easy to use, safe and reliable.
Claims (5)
1. an electronic wrist strap system for personnel's management and control is corrected in Community-oriented, comprises the non-dismountable electronic wrist strap for being worn on rectification personnel; It is characterized in that: described non-dismountable electronic wrist strap can mate with handheld device and be connected; When the quantity of the non-dismountable electronic wrist strap that described handheld device detects simultaneously exceedes predetermined number, handheld device exports gathering of people warning message and transmits current GPS position information;
Described non-dismountable electronic wrist strap comprises wrist strap main frame (100) and is connected to the upper wrist strap jockey (110) that also can realize wearing banding of described wrist strap main frame (100), described wrist strap main frame (100) and wrist strap jockey (110) mate and are connected after realization wears banding, and wrist strap main frame (100) can be reported to the police to the dismounting between wrist strap main frame (100) and wrist strap jockey (110); Wrist strap main frame (100) comprises host shell (101) and is positioned at the low-power consumption main control chip (103) of described host shell (101), BLE Bluetooth chip (104), MEMS triaxial accelerometer (105), MEMS microphone (106) and for providing the button cell (102) of wrist strap main frame (100) working power, and described BLE Bluetooth chip (104), MEMS triaxial accelerometer (105) and MEMS microphone (106) are all connected with low-power consumption main control chip (103); Low-power consumption main control chip (103) by BLE Bluetooth chip (104) can with handheld device wireless connections;
Described handheld device and wrist strap main frame (100) are by after BLE Bluetooth chip (104) wireless connections, whether the periodicity that low-power consumption main control chip (103) arranges BLE Bluetooth chip (104) reports timing, to be separated between handheld device with wrist strap main frame (100) detect; Low-power consumption main control chip (103), BLE Bluetooth chip (104) are in resting state, and MEMS triaxial accelerometer (105) is in state on duty;
When MEMS triaxial accelerometer (105) detects the abnormal movement of rectification personnel, MEMS triaxial accelerometer (105) wakes low-power consumption main control chip (103) up and to low-power consumption main control chip (103) transmission acceleration measured value; Low-power consumption main control chip (103) wakes BLE Bluetooth chip (104) up, to transmit vigorous motion warning message by BLE Bluetooth chip (104) to handheld device;
Described host shell (101) comprises circuit-board cell warehouse (200) and is positioned at the attached warehouse of main case (210) on described circuit-board cell warehouse (200), and the attached warehouse of described main case (210) is fixedly connected with circuit-board cell warehouse (200) by warehouse connecting portion (220); Main frame plain conductor (221) is provided with in warehouse connecting portion (220) and the attached warehouse of main case (210), described main frame plain conductor (221) can be connected in series to form the plain conductor loop (330) dismantled in warning circuit (300) with wrist strap plain conductor (112), described dismounting warning circuit (300) is connected with low-power consumption main control chip (103);
Described dismounting warning circuit (300), low-power consumption main control chip (103), mems accelerometer (105), BLE Bluetooth chip (104) are all positioned on the circuit board of circuit-board cell warehouse (200), described button cell (102) is positioned at the top of circuit board, and MEMS microphone (106) is close to the lower wall of circuit-board cell warehouse (200), button cell (102) is by the power end of LDO power module (312) with low-power consumption main control chip (103), power end and dismounting warning circuit (300) of BLE Bluetooth chip (104) connect, described dismounting warning circuit (300) comprises pull-up resistor (301), one end of described pull-up resistor (301) is connected with one end of LDO power module (312), the other end and the GIPO of low-power consumption main control chip (103) of pull-up resistor (301) hold and to be connected and one end of plain conductor loop (330) connects, the other end of plain conductor loop (330) is by ground terminal (302) ground connection, the clock end of low-power consumption main control chip (103) and the clock end of BLE Bluetooth chip (104) are all connected with clock module (313).
2. the electronic wrist strap system of personnel's management and control is corrected in Community-oriented according to claim 1, it is characterized in that: described wrist strap jockey (110) comprises the connection belt body (111) be fixedly connected on host shell (101), wrist strap plain conductor (112) is provided with in described connection belt body (111), described wrist strap plain conductor (112) is electrically connected with low-power consumption main control chip (103), and connection belt body (111) is provided with the fixing hole (113) for being fixedly connected with host shell (101).
3. the electronic wrist strap system of personnel's management and control is corrected in Community-oriented according to claim 1, it is characterized in that: described circuit-board cell warehouse (200) is provided with some warehouse grooves (201), the attached warehouse of described main case (210) is provided with the excrescence (211) that can be embedded in warehouse groove (201), described warehouse groove (201) is mated consistent with the fixing hole (113) connected on belt body (111), excrescence (211) is embedded on warehouse groove (201) after passing fixing hole (113), be locked on host shell (101) so that belt body (111) will be connected.
4. the electronic wrist strap system of personnel's management and control is corrected in Community-oriented according to claim 1, it is characterized in that: when dismantling warning circuit (300) and detecting dismounting or destroy described electronic wrist strap, MEMS microphone (106) is switched to duty by low-power consumption main control chip (103), to pass through MEMS microphone (106) collected sound signal, and by described transmission of sound signals in low-power consumption main control chip (103), low-power consumption main control chip (103) processes voice signal, when judging that described electronic wrist strap is disassembled or is destroyed according to voice signal, low-power consumption main control chip (103) is to handheld device transmission dismounting warning message.
5. an abnormal movement detection method for personnel's management and control is corrected in Community-oriented, and it is characterized in that: non-dismountable electronic wrist strap is worn banding on community correction personnel, described non-dismountable electronic wrist strap can mate with handheld device and be connected;
Described non-dismountable electronic wrist strap comprises wrist strap main frame (100) and is connected to the upper wrist strap jockey (110) that also can realize wearing banding of described wrist strap main frame (100), described wrist strap main frame (100) and wrist strap jockey (110) mate and are connected after realization wears banding, and wrist strap main frame (100) can be reported to the police to the dismounting between wrist strap main frame (100) and wrist strap jockey (110); Wrist strap main frame (100) comprises host shell (101) and is positioned at the low-power consumption main control chip (103) of described host shell (101), BLE Bluetooth chip (104), MEMS triaxial accelerometer (105), MEMS microphone (106) and for providing the button cell (102) of wrist strap main frame (100) working power, and described BLE Bluetooth chip (104), MEMS triaxial accelerometer (105) and MEMS microphone (106) are all connected with low-power consumption main control chip (103); Low-power consumption main control chip (103) by BLE Bluetooth chip (104) can with handheld device wireless connections;
Described handheld device and wrist strap main frame (100) are by after BLE Bluetooth chip (104) wireless connections, whether the periodicity that low-power consumption main control chip (103) arranges BLE Bluetooth chip (104) reports timing, to be separated between handheld device with wrist strap main frame (100) detect; Low-power consumption main control chip (103), BLE Bluetooth chip (104) are in resting state, and MEMS triaxial accelerometer (105) is in state on duty;
When MEMS triaxial accelerometer (105) detects the abnormal movement of rectification personnel, MEMS triaxial accelerometer (105) wakes low-power consumption main control chip (103) up and to low-power consumption main control chip (103) transmission acceleration measured value; Low-power consumption main control chip (103) wakes BLE Bluetooth chip (104) up, to transmit vigorous motion warning message by BLE Bluetooth chip (104) to handheld device;
When the quantity of the non-dismountable electronic wrist strap that described handheld device detects simultaneously exceedes predetermined number, handheld device exports gathering of people warning message and transmits current GPS position information.
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