CN204903755U - Anti -losing device based on ZIGBEE - Google Patents

Anti -losing device based on ZIGBEE Download PDF

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Publication number
CN204903755U
CN204903755U CN201520539701.2U CN201520539701U CN204903755U CN 204903755 U CN204903755 U CN 204903755U CN 201520539701 U CN201520539701 U CN 201520539701U CN 204903755 U CN204903755 U CN 204903755U
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China
Prior art keywords
zigbee
chip
machine
module
losing
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Expired - Fee Related
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CN201520539701.2U
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Chinese (zh)
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黄博凡
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黄博凡
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Abstract

The utility model relates to a lose the device, especially relate to an anti -losing device based on ZIGBEE, including the host computer with from quick -witted, wherein the host computer includes can an automatic search peripheral node and fixes a position single chip microcomputer system, antenna, ZIGBEE module and the power of calculation, wherein the signal output part and the single chip microcomputer system of ZIGBEE module are connected, the signal input part of ZIGBEE module with antenna connection, draw together built -in aerial, ZIGBEE single -chip and power from the press packed bale, the ZIGBEE single -chip with the power is connected, the signal input part of ZIGBEE single -chip with built -in antenna connection. Be neck ring or bracelet form from quick -witted appearance, its surface is equipped with an at least solar cell panel, this solar cell panel and power from the machine is connected. The signal input part of ZIGBEE module with be equipped with the power amplification module between the antenna. This product structure simple, low cost, power consumption are few, charge once more than available a week, use cost is low in addition, the good reliability.

Description

A kind of anti-losing device based on ZIGBEE
Technical field
The utility model relates to a kind of anti-losing device, especially relates to a kind of anti-losing device based on ZIGBEE.
Background technology
Due in actual life, the problem that pet is lost because of carelessness often can be there is; Therefore need one can either prevent pet from losing, can provide again by the anti-losing device seeking pet position.
More existingly can realize anti-losing device that is anti-lost or function of looking for something, as anti-loss device forms by main frame with from machine two parts, when left the safe distance that guardian's (carrying main frame) sets by protection object (carrying from machine) time, main frame will be sounded or the alarm of the signal such as vibrations, this function is called as fence, coverage generally only has 10 ~ 20 meters, due to main frame with adopt radio communication from machine, easily receive the interference of surrounding enviroment, greatly shorten alarm distance, what have even disorderly reports to the police, and practical value is not high.
Also has the anti-losing device of a class band GPS positioning function, also be by main frame and slave machine, from machine, GPS locator and GSM/GPRS module are housed, when main frame needs location, press the switch on main frame, connect GSM/GPRS module and GPS module power supply from machine central processing unit by steady arm Power Management Unit, and positioned by GPS module reception gps satellite signal, then locating information is sent to specified mobile phone number or monitor supervision platform by GSM/GPRS module with note form; When GPS module still can not receive within the GPS positioning time preset gps satellite signal position time, then GSM/GPRS module is positioned by GPRS network, and locating information is sent to designated mobile phone or monitor supervision platform with note form.First, this type of anti-losing device use cost is higher, needs a special application Mobile phone card to be placed on from machine, needs to pay monthly rent and note expense; Secondly, from machine overcast and rainy or in indoor, do not receive gps signal, and GPRS network positioning error reaches 500 ~ 1000 meters, not there is practical value; Finally, GPS locator and GSM/GPRS module power consumption are comparatively large, and from the small volume of machine, be difficult to place high capacity cell, therefore need every day or charge every other day, so just very loaded down with trivial details, use inconvenience, once can not find from machine before electricity exhausts, just will thoroughly lose the chance of looking for.
Summary of the invention
For overcoming the deficiencies in the prior art part, the utility model provides a kind of anti-losing device based on ZIGBEE, to solve the problems of the technologies described above.
The technical scheme that the utility model adopts is: a kind of anti-losing device based on ZIGBEE, comprise main frame and from machine, wherein said main frame comprises an energy automatic search week mid-side node and carries out the Single Chip Microcomputer (SCM) system of location Calculation, antenna, ZIGBEE module and power supply, the signal output part of wherein said ZIGBEE module is connected with Single Chip Microcomputer (SCM) system, and the signal input part of described ZIGBEE module is connected with described antenna; Describedly comprise built-in aerial, ZIGBEE single-chip and power supply from machine, described ZIGBEE single-chip is connected with described power supply, and the signal input part of described ZIGBEE single-chip is connected with described built-in aerial.
Principle of work: ZigBee be one by a wireless data sending network platform that can how to form to 65000 wireless data transmission modules, in whole network range, can intercom mutually between each ZigBee module, the distance between each network node can from the 75m infinite expanding of standard.Because ZigBee adopts self-organization network technology, to each other in the communication range of mixed-media network modules mixed-media, by Automatic-searching each other, a ZigBee-network interconnected can be formed soon, thus extend its communication distance.
In radio frequency network, the engine of positioning wireless device of known location is called reference mode (ReferenceNodes), and the node that need calculate its position is called location (movement) node.The information that need transmit between reference mode and location (movement) node is exactly the X of reference mode and Building Y is marked with and RSSI value.Single Chip Microcomputer (SCM) system on main frame can according in wireless network, the received signal strength index (RSSI) that periphery wireless device transmits, and coordinates the X and its position of mark calculating, Building Y that receive.The engine of positioning that Single Chip Microcomputer (SCM) system on main frame adopts, can search for and record ID, X of more than one reference mode and Building Y is marked with and RSSI value, owing to being known from the ID of machine, main frame and carry out communication by ZigBee-network from machine, when needs location is put from seat in the plane, main frame sends instruction and allows from machine and send a broadcast message, then collects the data that all neighboring reference nodes are passed back, and finds out the strongest ID of reference mode of one or more signal and the RSSI value of correspondence and pass main frame back.Then, the Single Chip Microcomputer (SCM) system on main frame can calculate from the coordinate of machine relative to the one or more reference modes searched, and after processing these data, as long as add the shift value of nearest reference mode, can obtain from the physical location of machine in surrounding network.
Further, described is necklace or bracelet shape from machine profile, and its outside surface is provided with at least one piece of solar panel, and this solar panel is connected with the described power supply from machine.Owing to only having a ZigBee single-chip in machine, when not needing communication, ZigBee single-chip can enter the dormant state of very low-power consumption, and now energy consumption may only have the per mille under normal operating conditions.Due to generally, dormancy time accounts for the major part of total run time, therefore reaches very high energy-saving effect.Add solar panel, can be and provide a long-lasting power source from machine, prevent its electricity from using up, cannot look for.
Further, power amplifier module is provided with between the signal input part of described ZIGBEE module and described antenna, its effect increases the transmission range of host signal, because ZIGBEE module transfer scope is generally between 10 ~ 100m, after increase emissive power, also rise to 1 ~ 3km, the remote districts like this beyond city also can be located accurately.
Beneficial effect: this product architecture is simple, with low cost, power consumption is few, and charging once can with more than one week; Use cost is low in addition, good reliability, and when ZigBee-network is subject to external interference, when cannot normally work, whole network can be switched on another working channel dynamically.
Accompanying drawing explanation
The utility model will be further described in conjunction with the embodiments with reference to the accompanying drawings.
Fig. 1 is structural representation of the present utility model.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
In describing the invention, it will be appreciated that, term " longitudinal direction ", " transverse direction ", " on ", D score, "front", "rear", "left", "right", " vertically ", " level ", " top ", " end ", " interior ", the orientation of the instruction such as " outward " or position relationship be based on orientation shown in the drawings or position relationship, only the present invention for convenience of description, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as limitation of the present invention.
See Fig. 1, as shown in the figure, a kind of anti-losing device based on ZIGBEE, comprise main frame 1 and from machine 2, wherein main frame 1 comprises an energy automatic search week mid-side node and carries out the Single Chip Microcomputer (SCM) system 11 of location Calculation, antenna 12, ZIGBEE module 13 and power supply 14, wherein the signal output part of ZIGBEE module 13 is connected with Single Chip Microcomputer (SCM) system 11, and the signal input part of ZIGBEE module 13 is connected with antenna 14; Comprise built-in aerial 21, ZIGBEE single-chip 22 and power supply 23, ZIGBEE single-chip 22 from machine 2 to be connected with power supply 23, the signal input part of ZIGBEE single-chip 22 is connected with built-in aerial 21.That ZIGBEE module 13 adopts is Texas Instrument (TI) ZigBee less radio-frequency element CC2431, and that ZIGBEE single-chip 22 adopts is the MC1322x of Freescale.
Single Chip Microcomputer (SCM) system 11 on main frame 1 adopts multipoint positioning engine, can search for and record ID, X of more than one reference mode and Building Y is marked with and RSSI value, owing to being known from the ID of machine 2, main frame 1 and carry out communication by ZigBee-network from machine 2, when needs location is from machine 2 position, main frame 1 sends instruction and allows from machine 2 and send a broadcast message, then collects the data that all neighboring reference nodes are passed back, and finds out the strongest reference mode ID of one or more signal and pass main frame 1 back.Then, the Single Chip Microcomputer (SCM) system 11 on main frame 1 can calculate from the coordinate of machine 2 relative to the multiple reference modes searched, and after processing these data, as long as add the shift value of nearest reference mode, can obtain from the physical location of machine 2 in surrounding network.The multipoint positioning engine of Single Chip Microcomputer (SCM) system 11 can collect the data (maximum 8 reference mode information that actual participation calculates) of 3 to 16 reference modes, recycle these material computation positions, if it receives the data more than 8 nodes, can according to the name placement of these reference modes, then the RSSI value of 8 nodes is above used, use 8 reference modes, in ZigBee (CC2431) positioning system, highest resolution can reach 0.25 meter.
As long as node location is within the scope of network perimeter, setting accuracy just can significantly improve, and in addition, setting accuracy also can improve along with the increased number of reference mode.Multipoint positioning engine is the position of rssi measurement value compute location (movement) node utilizing surrounding reference node to transmit, but RSSI can change along with many factors, as Antenna Design, surrounding environment and other contiguous radio-frequency signal sources.The position information that engine of positioning can transmit several node is average, and therefore increase interstitial content can reduce the degree of dependence to respective nodes, and then improves overall accuracy.
Generally make the shape of necklace or bracelet, watch from machine 2 profile, facilitate people or pet to wear.Its outside surface is provided with at least one piece of solar panel 24, and this solar panel is connected with the power supply 23 from machine 2.Owing to only having a ZigBee single-chip 22 from 2 li, machine, when not needing communication, ZigBee single-chip 22 can enter the dormant state of very low-power consumption, and now energy consumption may only have the per mille under normal operating conditions.Due to generally, dormancy time accounts for the major part of total run time, therefore reaches very high energy-saving effect.Add solar panel can charge by day, for providing a long-lasting power source from machine, prevent its electricity from using up, cannot look for.Power supply 23 adopts chargeable lithium cell, is integrated with energy management chip, by the electric discharge of energy management chip controls lithium battery or charging.
Further, power amplifier module 15 is provided with between the signal input part of ZIGBEE module 13 and antenna 12, its effect increases the transmission range of main frame 1 signal, because ZIGBEE module transfer scope is generally between 10 ~ 100m, after increase emissive power, also rise to 1 ~ 3km, the remote districts like this beyond city also can be located accurately.Power amplifier module 15 is connected in series by power amplifier chip and wave filter and forms.
Although illustrate and described embodiment of the present utility model, for the ordinary skill in the art, be appreciated that and can carry out multiple change, amendment, replacement and modification to these embodiments when not departing from principle of the present utility model and spirit, scope of the present utility model is by claims and equivalents thereof.

Claims (5)

1. the anti-losing device based on ZIGBEE, comprise main frame and from machine, it is characterized in that: wherein said main frame comprises an energy automatic search week mid-side node and carries out the Single Chip Microcomputer (SCM) system of location Calculation, antenna, ZIGBEE module and power supply, the signal output part of wherein said ZIGBEE module is connected with Single Chip Microcomputer (SCM) system, and the signal input part of described ZIGBEE module is connected with described antenna; Describedly comprise built-in aerial, ZIGBEE single-chip and power supply from machine, described ZIGBEE single-chip is connected with described power supply, and the signal input part of described ZIGBEE single-chip is connected with described built-in aerial.
2. a kind of anti-losing device based on ZIGBEE according to claim 1, is characterized in that: described is necklace or bracelet shape from machine profile, and its outside surface is provided with at least one piece of solar panel, and this solar panel is connected with the described power supply from machine.
3. a kind of anti-losing device based on ZIGBEE according to claim 1, is characterized in that: be provided with power amplifier module between the signal input part of described ZIGBEE module and described antenna.
4. a kind of anti-losing device based on ZIGBEE according to any one of claim 1-3, is characterized in that: described ZIGBEE module is Texas Instrument CC2431.
5. a kind of anti-losing device based on ZIGBEE according to any one of claim 1-3, is characterized in that: described ZIGBEE single-chip is Freescale MC1322x.
CN201520539701.2U 2015-07-22 2015-07-22 Anti -losing device based on ZIGBEE Expired - Fee Related CN204903755U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106983243A (en) * 2017-05-19 2017-07-28 济南浪潮高新科技投资发展有限公司 The anti-bracelet that scatters of one kind
CN109559480A (en) * 2018-12-26 2019-04-02 佛山科学技术学院 A kind of anti-lost system of Interesting children and anti-loss method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106983243A (en) * 2017-05-19 2017-07-28 济南浪潮高新科技投资发展有限公司 The anti-bracelet that scatters of one kind
CN109559480A (en) * 2018-12-26 2019-04-02 佛山科学技术学院 A kind of anti-lost system of Interesting children and anti-loss method

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CF01 Termination of patent right due to non-payment of annual fee
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Granted publication date: 20151223

Termination date: 20160722