CN101290346A - Wrist strap type positioning apparatus - Google Patents
Wrist strap type positioning apparatus Download PDFInfo
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- CN101290346A CN101290346A CNA2008100255626A CN200810025562A CN101290346A CN 101290346 A CN101290346 A CN 101290346A CN A2008100255626 A CNA2008100255626 A CN A2008100255626A CN 200810025562 A CN200810025562 A CN 200810025562A CN 101290346 A CN101290346 A CN 101290346A
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Abstract
The invention discloses a wristband type positioning device, which is a device which is capable of automatically detecting and tracking the positions of an object in a place under the moving and static condition. The wristband type positioning device adopts a short-distance broadband radiofrequency technology and a wristband type structural design and combines receiving signals and sending signals. The device comprises a control module (1), a wireless module (2), an acceleration sensor (3) and a power supply module (4), the output end of the acceleration sensor (3) is connected with the signal input end of the control module (1), the control module (1) is connected with the wireless module (2) through an SPI bus, and the wireless module (2) sends various positioning signals, wherein, the control module (1) adopts a C8051F9XX or an MSP430FXXX control chip, the wireless module (2) adopts a CC1100, CC2500 or nrf9054 radiofrequency chip, the selection model of the acceleration sensor (3) is MXR6150 or ADXL320, and the power supply module (4) is a small-volume button lithium battery.
Description
Technical field
What the present invention relates to is a important component part in a kind of positioning system, the automatic detection and tracking device that reaches the position under the stationary state that moves to object in the place, it adopts short distance wide band radio-frequency technology, the Wrist belt-type structural design is a kind of Wrist strap type positioning apparatus that receives and send signal that integrates.
Background technology
The electronics wrist strap generally is used to identify the object in the particular range, as detention house, prison, hospital etc.Existing electronics wrist strap general utility functions are simple, normally will need the situation of identifying object to write on the label, or will be input to for information about in the electronic tag, this electronics wrist strap is worn on this object wrist, by looking of entitling label or electronic tag being read or machine-readable; Often had strong destruction and the consciousness of running away by supervised entities (criminal), tend to damage by every means the electronics wrist strap; By go out work or when participating in other outdoor activities of supervised entities (criminal), probably occur fleeing from policeman's visual line of sight, to special object move and stationary state under the automatic detection and tracking function of position be unrealized.Therefore, the problem of above-mentioned existence makes the great potential safety hazard of social being.
Summary of the invention
Technical matters: the present invention is directed to the higher places of regulatory requirement such as present prison and detention house, we have designed the wireless Wrist strap type positioning apparatus that uses ISM band, and this device has been realized supervisor's hi-Fix and human action identification.Thereby fully satisfy the regulatory requirement in prison and detention house, really realized wanting the purpose of police strength to science and technology.
Technical scheme: wireless wrist strap of the present invention comprises control module 1, wireless module 2, acceleration transducer 3 and 4 four parts of lithium battery.
The signal input part of the output termination control module of acceleration transducer, control module is joined by spi bus and wireless module, sends various positioning signals by wireless module; Wherein, it is C8051F9XX or MSP430FXXX series control chip that control module adopts model, it is the radio frequency chip of CC1100, CC2500 or nrf9054 that wireless module adopts model, it is MXR6150 or ADXL320 that acceleration transducer is selected model for use, the lithium coin cells that the volume that power module is selected for use is small and exquisite.
Corresponding " SCLK; SO (GDO1), SI, CSn; GDO2, GDO0 " end that connects radio frequency chip in the wireless module of " P1.0, P1.1, P1.2; P1.3, P1.7, P2.7 " end of control chip order in the described control module, " XOUT, YOUT, the PD " that " P1.5; P1.6; P2.6 " end of control chip connects acceleration transducer respectively is short; The voltage sample of " P1.4 " termination lithium battery of control chip.
" SCLK, SO (GDO1), the SI; CSn " of radio frequency chip is configuration interface in 3 wireless modules, is again data transmission interface simultaneously, connects " P1.0; P1.1, P1.2, P1.3 " end of control chip respectively, " GDO0; SO (GDO1), GDO2 " end is the state indication interface of radio frequency chip, connects " P2.7; P1.1, P1.7 " end of control chip respectively.
The output cathode of power module connects an end of wrist strap embedded metal silk, the positive source of other end Access Control circuit wiry; The power cathode of the output negative pole Access Control circuit of power module.
" XOUT; YOUT " end of acceleration transducer is the signals collecting output terminal, connect " P1.5; P1.6 " end of control chip in the control module respectively, " PD " end of acceleration transducer is POWER DOWN configuration, connects " P2.6 " pin of control chip, in case control chip is put height with " P2.6 " end, acceleration transducer promptly enters POWER DOWN pattern, reduces power consumption.
AD input pin " P2.5 " end of the voltage of power module Access Control chip after first resistance R, 1, the second resistance R, 2 dividing potential drops.
Beneficial effect: function of the present invention and effect are:
Positioning function: the wireless location algorithm based on RSSI of wireless wrist strap coupled system, realize positioning function.
The anti-function of fighting: wireless wrist strap is by the sense acceleration signal of sensor, thereby the action message of acquisition human body realizes " anti-fighting " function.
The shearing-proof function: wireless wrist strap lithium battery constitutes the power supply that the loop provides whole device by tinsel embedded in the wrist strap, in case wrist strap is destroyed, wrist strap is not worked, and control center will report to the police.
Unique ID number: each wireless wrist strap all has a unique ID to be cured in the storer of control chip.Realize global unique ID number.
Low electric alarm function: control chip carries out detecting voltage by the virtual voltage situation of sampling lithium battery, in case cell voltage is lower than preset value, just sends specification signal to control center, and control center just reports to the police and shows wireless wrist strap ID number of this low pressure.
Water-proof function: wireless wrist strap structurally adopts the mode in two chambeies, is about to the connection chamber of watchband and the assembly cavity of circuit board and separates, and has guaranteed the water-proof function of product so more.
Description of drawings
Fig. 1 retrains the wrist strap structured flowchart for the criminal;
Fig. 2 is control chip and radio frequency chip interface;
Fig. 3 is the shearing-proof circuit diagram;
Fig. 4 is the connection layout of control chip and acceleration transducer;
Fig. 5 is the battery voltage sampling circuit diagram.
Embodiment
1, control module 1
Adopting model is C8051F9XX or MSP430FXXX series control chip, realizes the control of wireless module and the detecting of acceleration transducer and cell voltage.This device control module adopts the MSP430F2011 chip, and it is a low-power scm, and supply voltage only needs 1.8V-3.6V, 16 reduced instruction systems, 2KB+256B FlashMemory, 128BRAM; 14 pin (TSSOP) are adopted in encapsulation;
2, wireless module 2
Wireless module adopts the high radio frequency chip of accepting sensitivity to realize wireless data communications, and the radio frequency chip model is CC1100, CC2500 or nrf905, corresponding " SCLK; SO (GDO1), SI, CSn; GDO2, GDO0 " that connects radio frequency chip of " P1.0; P1.1; P1.2, P1.3, P1.7; P2.7 " end order of control chip; It is a multi-channel RF transceiver that this device adopts CC1100, adopts 4 * 4mm, 20 pin QFP encapsulation.
3, acceleration transducer 3
Acceleration transducer is selected MXR6150 or ADXL320 for use, and " P1.5, P1.6, the P2.6 " of control chip meets " XOUT, YOUT, the PD " of acceleration transducer respectively; Acceleration transducer both can have been measured and static also can measure dynamic acceleration, and it is a kind of high precision, low-power consumption IC chip accelerometer.
4, lithium battery 4
The lithium coin cells that the volume that battery is selected for use is small and exquisite, " P1.4 " of control chip connects the voltage sample of battery, in case the some cell voltage is lower than a preset value, just sends signal to control center, and system just reports to the police, and battery is changed in prompting.Battery constitutes the power supply that the loop provides whole device by tinsel embedded in the wrist strap, in case wrist strap is destroyed, wrist strap is not worked, and control center will report to the police.
The present invention adopts control chip, the ISM band radio frequency chip of low-power consumption, and the lithium battery of high power capacity, and by sleep and the working method of working and combining, the low-power consumption and the super long standby time time of really having realized equipment.System has adopted height to accept sensitivity, digital received signal intensity indication (RSSI), and the radio frequency chip of wireless awakening function (WOR) and automatic cleaning channel estimating (CCA) is as the core of wireless module, and other modules of coupled system realize following function:
Below in conjunction with accompanying drawing, the structure and the flow process of each module of product of the present invention is elaborated.Product of the present invention is a kind of wireless wrist strap sensor that uses ISM band, to supervised entities' hi-Fix and human action recognition device.
The general structure block diagram of this equipment as shown in Figure 1, control chip is the core of entire equipment, be responsible for to handle and the communicating by letter of radio frequency chip, the collection of the signal of acceleration transducer and control, and the detecting of cell voltage, lithium battery is responsible for the power supply of equipment.
The interface of control chip and radio frequency chip as shown in Figure 2, wherein, " SCLK, the SO (GDO1); SI; CSn " of radio frequency chip is configuration interface, is again data transmission interface simultaneously, and " P1.0; P1.1; P1.2, the P1.3 " that connect control chip respectively is configured the working method of radio frequency chip on the one hand, and can read radio frequency chip duty and parameter configuration; Can also carry out the reception and the transmission of rf data on the other hand." GDO0, SO (GDO1), the GDO2 " of radio frequency chip is the state indication interface of radio frequency chip, meets " P2.7, P1.1, the P1.7 " of control chip respectively.
The shearing-proof circuit as shown in Figure 3, the output cathode of battery connects an end of wrist strap embedded metal silk, the positive source of other end Access Control circuit wiry; The power cathode of the output negative pole Access Control circuit of battery.Wherein the end that is connected with anode of wrist strap breaks away from anode before wrist strap is worn, and only on wrist strap was worn to by supervised entities' wrist, the control circuit of wrist strap was just started working.In case wrist strap is cut off or destroyed by malice, control circuit promptly quits work, and at this moment control center promptly reports to the police, and shows the numbering and the wearer information of this ruined wrist strap, and this warning time-delay generally is no more than 15s.
The connection layout of control chip and acceleration transducer as shown in Figure 4, " XOUT; YOUT " of acceleration transducer is the signals collecting output terminal, meet " P1.5; P1.6 " of control chip respectively, two pins of this of control chip can be configured to the inner integrated comparer input positive pole of control chip or are configured to the input of inner integrated A/D." PD " of acceleration transducer is POWER DOWN configuration, connects " P2.6 " pin of control chip, in case control chip is put height with " P2.6 ", acceleration transducer promptly enters POWER DOWN pattern, reduces power consumption.
The battery voltage sampling circuit as shown in Figure 5, cell voltage resistance R 1, the AD input pin " P2.5 " of Access Control chip after the R2 dividing potential drop.In a single day cell voltage is lower than preset value like this, and sends signal to control center, and control center reports to the police and shows wrist strap numbering and the personal information that needs to change battery.
Should be understood that, for those of ordinary skills, after this contrive equipment design finishes, can be by on software of now having developed or hardware, revising a little, can be other communication products with this plant modification, for example hospital, kindergarten etc. need the place of monitor staff's whereabouts, have suitable application prospects.And all these changes or replacement all should belong to the protection domain of claims of the present invention.
Claims (6)
1, a kind of Wrist strap type positioning apparatus is characterized in that this device comprises control module (1), wireless module (2), acceleration transducer (3) and power module (4); The signal input part of the output termination control module (1) of acceleration transducer (3), control module (1) is joined by spi bus and wireless module (2), sends various positioning signals by wireless module (2); Wherein, it is C8051F9XX or MSP430FXXX series control chip that control module (1) adopts model, it is the radio frequency chip of CC1100, CC2500 or nrf9054 that wireless module (2) adopts model, it is MXR6150 or ADXL320 that acceleration transducer (3) is selected model for use, the small and exquisite lithium coin cells of volume that power module (4) is selected for use.
2, Wrist strap type positioning apparatus according to claim 1 is characterized in that " P1.0, P1.1; P1.2, P1.3, P1.7; P2.7 " end order correspondence of control chip in the described control module (1) connects " SCLK, SO (GDO1), SI; CSn, GDO2, GDO0 " end of radio frequency chip in the wireless module (2), " XOUT; YOUT, the PD " that " P1.5, P1.6, P2.6 " end of control chip connects acceleration transducer respectively is short; The voltage sample of " P1.4 " termination lithium battery of control chip.
3, Wrist strap type positioning apparatus according to claim 1 is characterized in that " SCLK, the SO (GDO1); SI, CSn " of radio frequency chip in the wireless module (2) is configuration interface, is again data transmission interface simultaneously, connect " P1.0, P1.1, P1.2; P1.3 " end of control chip respectively, " GDO0, SO (GDO1); GDO2 " end is the state indication interface of radio frequency chip, connect " P2.7, P1.1, P1.7 " end of control chip respectively.
4, Wrist strap type positioning apparatus according to claim 1 is characterized in that, the output cathode of power module (4) connects an end of wrist strap embedded metal silk, the positive source of other end Access Control circuit wiry; The power cathode of the output negative pole Access Control circuit of power module (4).
5, Wrist strap type positioning apparatus according to claim 1, it is characterized in that, " XOUT, YOUT " end of acceleration transducer (3) is the signals collecting output terminal, connects " P1.5; P1.6 " end of control chip in the control module (1) respectively, " PD " end of acceleration transducer is POWER DOWN configuration, connects " P2.6 " pin of control chip, in case control chip is put height with " P2.6 " end, acceleration transducer promptly enters POWER DOWN pattern, reduces power consumption.
6, Wrist strap type positioning apparatus according to claim 1 is characterized in that, AD input pin " P2.5 " end of the voltage of power module (4) Access Control chip after first resistance R, 1, the second resistance R, 2 dividing potential drops.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100255626A CN101290346A (en) | 2008-04-29 | 2008-04-29 | Wrist strap type positioning apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100255626A CN101290346A (en) | 2008-04-29 | 2008-04-29 | Wrist strap type positioning apparatus |
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| Publication Number | Publication Date |
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| CN101290346A true CN101290346A (en) | 2008-10-22 |
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|---|---|---|---|
| CNA2008100255626A Pending CN101290346A (en) | 2008-04-29 | 2008-04-29 | Wrist strap type positioning apparatus |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101909203A (en) * | 2010-04-12 | 2010-12-08 | 杭州麦芝西柏智能科技有限公司 | Radio-frequency tracking, positioning and monitoring method and system thereby |
| CN102004938A (en) * | 2010-11-24 | 2011-04-06 | 杭州师范大学 | Radio frequency identification devices (RFID) newborn electronic care tag |
| CN102298687A (en) * | 2011-07-08 | 2011-12-28 | 沈磊 | Positioning analyzer |
| CN102662081A (en) * | 2012-03-30 | 2012-09-12 | 华东理工大学 | A wireless acceleration sensor for vibration monitoring |
| CN103048664A (en) * | 2012-05-29 | 2013-04-17 | 深圳中科讯联科技有限公司 | Positioning device and positioning system for specific personnel |
| CN103325212A (en) * | 2013-05-31 | 2013-09-25 | 武汉云泉科技有限公司 | Abnormal behavior analyzing and prewarning system based on wearing-type sensor and work method thereof |
| CN103973893A (en) * | 2014-05-15 | 2014-08-06 | 中科融通物联科技无锡有限公司 | Community correction personnel control front end device based on wrist strap incapable of being dismounted and smart phone |
| CN106485889A (en) * | 2016-10-21 | 2017-03-08 | 山东瀚岳智能科技股份有限公司 | Inmate based on intelligent spire lamella departs from chain store method of real-time and system |
| CN109991519A (en) * | 2019-03-08 | 2019-07-09 | 上海交通大学 | Shelf depreciation direction-finding method and system based on neural network and wireless sensing array |
| CN110415152A (en) * | 2019-07-29 | 2019-11-05 | 哈尔滨工业大学 | A kind of safety monitoring system |
-
2008
- 2008-04-29 CN CNA2008100255626A patent/CN101290346A/en active Pending
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101909203B (en) * | 2010-04-12 | 2012-05-23 | 杭州深浪智能科技有限公司 | Radio-frequency tracking, positioning and monitoring method and system thereby |
| CN101909203A (en) * | 2010-04-12 | 2010-12-08 | 杭州麦芝西柏智能科技有限公司 | Radio-frequency tracking, positioning and monitoring method and system thereby |
| CN102004938A (en) * | 2010-11-24 | 2011-04-06 | 杭州师范大学 | Radio frequency identification devices (RFID) newborn electronic care tag |
| CN102298687B (en) * | 2011-07-08 | 2014-08-06 | 沈磊 | Positioning analyzer |
| CN102298687A (en) * | 2011-07-08 | 2011-12-28 | 沈磊 | Positioning analyzer |
| CN102662081A (en) * | 2012-03-30 | 2012-09-12 | 华东理工大学 | A wireless acceleration sensor for vibration monitoring |
| CN103048664A (en) * | 2012-05-29 | 2013-04-17 | 深圳中科讯联科技有限公司 | Positioning device and positioning system for specific personnel |
| CN103325212A (en) * | 2013-05-31 | 2013-09-25 | 武汉云泉科技有限公司 | Abnormal behavior analyzing and prewarning system based on wearing-type sensor and work method thereof |
| CN103325212B (en) * | 2013-05-31 | 2016-02-17 | 武汉云泉科技有限公司 | A kind of abnormal behaviour analyzing and alarming system based on body-worn sensors and method of work thereof |
| CN103973893A (en) * | 2014-05-15 | 2014-08-06 | 中科融通物联科技无锡有限公司 | Community correction personnel control front end device based on wrist strap incapable of being dismounted and smart phone |
| CN106485889A (en) * | 2016-10-21 | 2017-03-08 | 山东瀚岳智能科技股份有限公司 | Inmate based on intelligent spire lamella departs from chain store method of real-time and system |
| CN106485889B (en) * | 2016-10-21 | 2018-06-08 | 山东瀚岳智能科技股份有限公司 | Inmate based on intelligent spire lamella is detached from chain store method of real-time and system |
| CN109991519A (en) * | 2019-03-08 | 2019-07-09 | 上海交通大学 | Shelf depreciation direction-finding method and system based on neural network and wireless sensing array |
| CN109991519B (en) * | 2019-03-08 | 2021-11-16 | 上海交通大学 | Partial discharge direction-finding method and system based on neural network and wireless sensor array |
| CN110415152A (en) * | 2019-07-29 | 2019-11-05 | 哈尔滨工业大学 | A kind of safety monitoring system |
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Open date: 20081022 |