CN209947062U - Anti-loss tracking system - Google Patents
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- CN209947062U CN209947062U CN201920780798.4U CN201920780798U CN209947062U CN 209947062 U CN209947062 U CN 209947062U CN 201920780798 U CN201920780798 U CN 201920780798U CN 209947062 U CN209947062 U CN 209947062U
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Abstract
The utility model discloses an anti-loss tracking system, which comprises a main device, a slave device and a server, wherein the main device comprises a main positioning device, a main triaxial accelerometer device, a main communication device, a main network transmission device and a main processor device; the slave device comprises a slave positioning device, a slave triaxial accelerometer device, a slave communication device, a slave network transmission device and a slave processor device, wherein: the main triaxial accelerometer device is used for being matched with the main positioning device to obtain position information of the main equipment, the main communication device is used for sending the position information of the main equipment and receiving out-of-range alarm information of the slave equipment, the slave triaxial accelerometer device is used for being matched with the slave positioning device to obtain the position information of the slave equipment, the slave processor device is used for judging whether the slave equipment exceeds an allowable range, and the slave network transmission device is used for uploading the out-of-range alarm information and the position information of the slave equipment to the server. The utility model discloses the scene suitability is better, duration improves, use cost reduces.
Description
Technical Field
The utility model discloses the general speaking relates to the positioning and tracking device field particularly, relates to a prevent losing tracker.
Background
With the development of positioning technology, there is an increasing demand for positioning tracking, such as for the prevention of loss of the elderly, children or pets. The traditional positioning and tracking products such as a positioning and tracking watch generally use a 2G/3G/4G mobile network and a GPS for positioning, a GPS positioning chip is started every ten minutes, and WiFi or a base station is used for positioning under the condition that a basement, a subway, a tunnel or rainy weather and the like are shielded, so that the positioning precision is poor, the flow charge is high, the power consumption required by positioning is high, and the long-time endurance of a battery is not facilitated; traditional location tracking products are mostly for referring to fixed fence and carrying out the mode of reporting a district to the police like location tracking wrist-watch, to the trip mode of dynamic no fixed boundary, can't in time refresh position and report to the police, can not satisfy the demand of tracking dynamic trip.
Therefore, there is a need for a loss-prevention tracking system with high precision and low power consumption, which can track dynamic trips.
Disclosure of Invention
The utility model discloses a main aim at overcomes above-mentioned prior art's at least defect, provides a precision height, low power dissipation, can carry out the tracking system that prevents losing of tracking to the developments trip.
In order to achieve the purpose, the utility model adopts the following technical scheme:
according to an aspect of the present invention, there is provided a loss-prevention tracking system, including a master device, a slave device, and a server, wherein the master device includes a master positioning device, a master triaxial accelerometer device, a master communication device, a master network transmission device, and a master processor device, and the master positioning device, the master triaxial accelerometer device, the master communication device, and the master network transmission device are respectively connected to the master processor device; the slave equipment comprises a slave positioning device, a slave triaxial accelerometer device, a slave communication device, a slave network transmission device and a slave processor device, wherein the slave positioning device, the slave triaxial accelerometer device, the slave communication device and the slave network transmission device are respectively connected with the slave processor device, and the slave equipment comprises:
the main triaxial accelerometer device is used for cooperating with the main positioning device to acquire the position information of the main equipment,
the master communication device is connected with the slave communication device and used for sending the position information of the master equipment and receiving the over-range alarm information of the slave equipment,
the slave communication device is used for receiving the position information of the master device and sending the over-range alarm information of the slave device,
the slave three-axis accelerometer device is used for matching the slave positioning device to acquire the position information of the slave equipment,
the slave processor device is used for judging whether the slave equipment exceeds an allowable range according to the position information of the master equipment and the position information of the slave equipment,
the slave network transmission device is used for uploading the over-range alarm information and the position information of the slave equipment to the server.
According to the utility model discloses an embodiment, main triaxial accelerometer device with follow triaxial accelerometer device and all include triaxial accelerometer and triaxial gyroscope, triaxial accelerometer is used for acquireing equipment holder's motion parameter.
According to an embodiment of the present invention, the master communication device and the slave communication device are 2.4G communication devices.
According to the utility model discloses an embodiment, main network transmission device with be narrowband thing networking devices from network transmission device.
According to an embodiment of the present invention, the slave device further includes a slave prompting device, and the slave prompting device is configured to prompt a holder of the slave device when the slave device is determined to be out of the allowable range from the slave device.
According to an embodiment of the present invention, the slave prompt device includes a sound signal prompt module and/or a light signal prompt module.
According to the utility model discloses an embodiment, prevent losing tracker still includes guardianship terminal, guardianship terminal with the server links to each other, is used for following the server acquires the master device with slave unit's positional information.
According to an embodiment of the present invention, the master device includes a master power supply device, the slave device includes a slave power supply device, and the master power supply device and the slave power supply device each include a battery and a power management module.
According to the utility model discloses an embodiment, main triaxial accelerometer device still is used for right the holder of main equipment goes on falling down the warning, it is right still to be used for from triaxial accelerometer device the holder of slave unit goes on falling down the warning.
According to an embodiment of the present invention, the master positioning device and the slave positioning device are all periodically opened and closed.
According to the above technical scheme, the utility model discloses an prevent losing tracker's advantage and positive effect lie in:
the utility model discloses in, the cooperation of principal and subordinate equipment can be trailed the developments trip that does not have fixed boundary, and the principal and subordinate equipment volume is littleer portable, positioner, three-axis accelerometer device cooperation location, not only positioning accuracy is high, and the consumption is showing and is reducing moreover, and communication device, network transmission device cooperation are used and can be reduced consumption and flow rate charge, and the scene suitability of equipment is better, duration improves, use cost reduces, has very high economic nature, is very fit for using widely in the industry.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural diagram of a loss-prevention tracking system according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a master device of the loss-prevention tracking system according to an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a slave device of the loss-prevention tracking system according to an embodiment of the present invention.
Fig. 4 is a schematic structural diagram of a static mode of the loss-prevention tracking system according to an embodiment of the present invention.
Wherein the reference numerals are as follows:
1. a tracking device; 11. a master device; 111. a primary positioning device; 112. a main triaxial accelerometer device; 113. a primary communication device; 114. a master network transmission device; 115. a main power supply device; 116. a main processor device; 12. a slave device; 121. a slave positioning device; 122. from a three-axis accelerometer device; 123. a slave communication device; 124. transmitting the device from the network; 125. a slave power supply device; 126. a slave processor device; 2. a server; 3. a monitoring terminal; 4. an electronic fence.
Detailed Description
Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. The same reference numerals in the drawings denote the same or similar structures, and thus their detailed description will be omitted.
In the following description of various examples of the invention, reference is made to the accompanying drawings, which form a part hereof, and in which are shown by way of illustration various example structures, systems, and steps in which aspects of the invention may be practiced. It is to be understood that other specific arrangements of parts, structures, example devices, systems, and steps may be utilized, and structural and functional modifications may be made without departing from the scope of the present invention. Moreover, although the terms "top," "bottom," "front," "back," "side," and the like may be used in this specification to describe various example features and elements of the invention, these terms are used herein for convenience only, e.g., as to the orientation of the examples described in the figures. Nothing in this specification should be construed as requiring a specific three dimensional orientation of structures to fall within the scope of the invention.
Fig. 1 is a schematic structural diagram of a loss-prevention tracking system according to an embodiment of the present invention.
As shown in fig. 1, the loss prevention tracking system of this embodiment includes a master device 11, a slave device 12, and a server 2, where the master device 11 includes a master positioning device 111, a master triaxial accelerometer device 112, a master communication device 113, a master network transmission device 114, and a master processor device 116, and the master positioning device 111, the master triaxial accelerometer device 112, the master communication device 113, and the master network transmission device 114 are respectively connected to the master processor device 116; the slave device 12 comprises a slave positioning device 121, a slave triaxial accelerometer device 122, a slave communication device 123, a slave network transmission device 124 and a slave processor device 126, wherein the slave positioning device 121, the slave triaxial accelerometer device 122, the slave communication device 123 and the slave network transmission device 124 are respectively connected with the slave processor device 126, and: the master triaxial accelerometer device 112 is configured to cooperate with the master positioning device 111 to obtain the location information of the master device 11, the master communication device 113 is connected to the slave communication device 123 and configured to send the location information of the master device 11 and receive the out-of-range warning information of the slave device 12, the slave communication device 123 is configured to receive the location information of the master device 11 and send the out-of-range warning information of the slave device 12, the slave triaxial accelerometer device 122 is configured to cooperate with the slave positioning device 121 to obtain the location information of the slave device 12, the slave processor device 126 is configured to determine whether the slave device 12 is out of an allowable range according to the location information of the master device 11 and the location information of the slave device 12, and the slave network transmission device 124 is configured to upload the out-of-range warning information and the location information of the slave device 12.
Fig. 2 is a schematic structural diagram of a master device of the loss-prevention tracking system according to an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a slave device of the loss-prevention tracking system according to an embodiment of the present invention.
In this embodiment, the loss-prevention tracking system includes a tracking device 1, the tracking device 1 includes a master device 11 and a slave device 12, the master device 11 and the slave device 12 are respectively a master tracker and a slave tracker, the master device 11 may be only provided with one, the slave device 12 may be provided with one, two or more, the specific number of the slave devices 12 may be determined according to actual requirements, the master device 11 includes a master positioning device 111, a master triaxial accelerometer device 112, a master communication device 113, a master network transmission device 114, a master power supply device 115 and a master processor device 116 as shown in fig. 2, the slave device 12 includes a slave positioning device 121, a slave triaxial accelerometer device 122, a slave communication device 123, a slave network transmission device 124, a slave power supply device 125 and a slave processor device 126 as shown in fig. 3; in the present embodiment, the master positioning device 111 and the slave positioning device 121 are each a GPS module, and the master positioning device 111 and the slave positioning device 121 are connected to the master processor device 116 through a usart2 interface for communication, the slave positioning device 121 is connected to the slave processor device 126 through a usart2 interface for communication, and the usart1 interface is a reserved serial port for expansion connection of other devices that need positioning and tracking, that is, expansion devices.
In this embodiment, each of the master triaxial accelerometer device 112 and the slave triaxial accelerometer device 122 includes a triaxial accelerometer and a triaxial gyroscope, wherein the triaxial accelerometer, i.e. a triaxial acceleration sensor, operates based on the basic principle of acceleration, and the triaxial accelerometer has a small volume and a light weight, can measure the spatial acceleration, and can comprehensively reflect the motion property of an object; the three-axis gyroscope can measure the positions in six directions simultaneously and has the advantages of small volume, light weight, simple structure, good reliability and the like; the three-axis accelerometer and the three-axis gyroscope can be matched to create an azimuth calculation algorithm for calculating the motion trail, the power consumption of the method is low, and the algorithm can run in the master processor device 116 and the slave processor device 126; the three-axis accelerometer and the three-axis gyroscope are matched, so that a holder of the equipment can be subjected to a falling alarm, the main three-axis accelerometer device 112 is used for performing the falling alarm on the holder of the main equipment 11, and the auxiliary three-axis accelerometer device 122 is used for performing the falling alarm on the holder of the auxiliary equipment 12; the tri-axial accelerometer of the master tri-axial accelerometer device 112 is coupled to and communicates with the master processor device 116 via analog I2C, and the tri-axial accelerometer of the slave tri-axial accelerometer device 122 is coupled to and communicates with the slave processor device 126 via analog I2C.
In this embodiment, the master communication device 113 and the slave communication device 123 are both 2.4G communication devices, the 2.4G communication devices operate in the range from 2400M to 2483M of the global application-free ISM channel, have functions of fast frequency hopping, forward error correction, verification and the like, have extremely small volume, do not need an external antenna, have low cost and low power consumption, and can perform efficient bidirectional high-speed data transmission, the communication range of the 2.4G communication device in this embodiment is 1000 meters in open ground, and the communication range of complex terrains such as buildings is 150 meters, so the allowable range in this embodiment is set to be 100 meters around the master device 11, and communication quality can be ensured, and it should be noted that the specific size of the allowable range in other embodiments can be determined according to the actual communication range of the 2.4G communication device; the 2.4G communication device of the master communication device 113 is connected with the master processor device 116 through the SPI1 interface and communicates, and the 2.4G communication device of the slave communication device 123 is connected with the slave processor device 126 through the SPI1 interface and communicates; the 2.4G communication device of the master communication device 113 and the 2.4G communication device of the slave communication device 123 can be connected to each other to perform real-time dynamic communication, so that the master device 11 and the slave device 12 can perform real-time dynamic information intercommunication, and not only is the power consumption low and the electric energy saved, but also the flow rate charge is saved.
In this embodiment, the master network transmission device 114 and the slave network transmission device 124 are both narrowband internet of things devices, that is, NB-IoT devices, and the narrowband internet of things devices only consume a bandwidth of about 180kHz when operating; the coverage of the narrow-band Internet of things is wide, compared with the traditional GSM, one base station of the narrow-band Internet of things can provide area coverage ten times of that of the GSM, and meanwhile, compared with LTE (Long term evolution) and GPRS (general packet radio service) base stations, the gain of 20dB is improved, so that the narrow-band Internet of things can cover places where signals of underground garages, basements, underground pipelines, tunnels and the like are difficult to reach; the eDRX technology and the PSM power saving mode of the narrow-band Internet of things further reduce power consumption and prolong the service time of a battery; the narrowband internet-of-things device of the master network transmission device 114 is connected with the master processor device 116 through a low-power serial port Lpuart1 and performs communication, and the narrowband internet-of-things device of the slave network transmission device 124 is connected with the slave processor device 126 through a low-power serial port Lpuart1 and performs communication; the narrow-band internet of things device of the master network transmission device 114 and the narrow-band internet of things device of the slave network transmission device 124 are connected with the server 2 through the narrow-band internet of things and perform data transmission, so that the power consumption is low, the electric quantity is saved, the reliability of data transmission is high, and the transmission quality is good.
In this embodiment, the master power device 115 and the slave power device 125 each include a battery and a power management module, and it is preferable to set the capacity of the battery of the master power device 115 to be greater than the capacity of the battery of the slave power device 125, for example, the capacity of the battery of the master power device 115 is 5000mAh, the capacity of the battery of the slave power device 125 is 1200mAh, and the master device 11 has a longer standby time period to perform continuous and reliable tracking on the slave device 12; the power management modules of the master power device 115 and the slave power device 125 may each include an FM5325E module and an SP6669 module, which are used for performing charge management, power optimization and other power management on the battery of the master power device 115 and the battery of the slave power device 125, so that the service life of the battery is prolonged, and the corresponding battery can be subjected to electric quantity value calculation, but the type of the power management module is not limited to the above examples and can be determined according to the needs; the charging interface of the main power device 115 is a Type C interface, the Vdd terminal output by the power management module of the main power device 115 is electrically connected to the main processor device 116 to supply power to the main processor device 116, and the Vdd terminal output by the power management module of the power device 125 is electrically connected to the slave processor device 126 to supply power to the slave processor device 126.
In this embodiment, each of the master processor device 116 and the slave processor device 126 may include a processor module and a storage module, where the processor module may be an STM32CPU module with low power consumption, or may be a processor module of another model, and a specific model may be determined according to requirements; the master processor unit 116 is connected to the master power unit 115 via analog I2C, and the slave processor unit 126 is connected to the slave power unit 125 via analog I2C; the storage module is used for storing various algorithms or position information or alarm information or other data.
In this embodiment, the master device 11 may further include a master prompting device, the slave device 12 may further include a slave prompting device, and each of the master prompting device and the slave prompting device includes a sound signal prompting module and/or a light signal prompting module; the slave prompting device is used for prompting the holder of the slave device 12 to return to the allowable range as soon as possible by using a sound signal such as a prompting sound and/or a light signal such as a flashing light when the slave processor device 126 judges that the slave device 12 is out of the allowable range, and the master prompting device is used for prompting the holder of the master device 11 that the holder of the slave device 12 falls behind by using a sound signal such as a prompting sound and/or a light signal such as a flashing light when the master communication device 113 receives the out-of-range warning information sent by the slave device 12, so that the holder of the master device 11 can find and take appropriate measures in time; master device 11 may also include a master timer and slave device 12 may also include a slave timer.
In this embodiment, the loss prevention tracking system further includes a monitoring terminal 3, the monitoring terminal 3 and the server 2 may be connected via the internet, the master network transmission device 114 of the master device 11 may transmit the location information of the master device 11, the electric quantity value of the master power supply device 115, the motion data of the owner of the master device 11 or other information to the server 2 via the narrowband internet of things, and the slave network transmission device 124 of the slave device 12 may transmit the location information of the slave device 12, the electric quantity value of the slave power supply device 125, the motion data of the owner of the slave device 12 or other information to the server 2 via the narrowband internet of things; the monitoring terminal 3 can acquire the position information, the electric quantity value, the motion data of the equipment holder or other information of the master equipment 11 and the slave equipment 12 from the server 2, and display the information to realize the remote monitoring of the third party of the master equipment 11 and the slave equipment 12; the monitoring terminal 3 can be a smart phone or a computer with access rights to the server 2.
In this embodiment, the loss prevention tracking system has two operating modes, including:
one, dynamic mode, as shown in figure 1,
1. the master device 11 acquires the position information and corrects it periodically, specifically:
the master device 11 uses the master positioning means 111 to obtain the position information of the master device 11,
the master network transport 114 uploads this location information to the server 2 over the narrowband internet of things,
the primary positioning device 111 and the primary network transmission device 114 are turned off for a predetermined period of time, which may be half an hour,
during a predetermined period of time, the host device 11 performs a motion trajectory calculation using the main triaxial accelerometer device 112 to obtain real-time location information of the host device 11,
after the predetermined time length is over, the main positioning device 111 and the main network transmission device 114 are turned on, the main triaxial accelerometer device 112 is matched with the main positioning device 111 for position correction, so as to obtain the position information of the new main device 11,
the main network transmission device 114 transmits the position information of the new main device 11 to the server 2 through the narrow-band internet of things, and the above processes are performed circularly;
simultaneously with the above series of processes are:
2. the slave device 12 acquires the position information and corrects it periodically, specifically:
the slave device 12 uses the slave positioning means 121 to obtain the position information of the slave device 12,
this location information is uploaded from the network transmission means 124 to the server 2 over the narrowband internet of things,
the slave locating means 121 and the slave network transmission means 124 are switched off for a predetermined period of time, which may be half an hour,
during a predetermined period of time, the slave device 12 uses the slave three-axis accelerometer device 122 to perform motion trace calculations to obtain real-time position information of the slave device 12,
after the preset time length is over, the slave positioning device 121 and the slave network transmission device 124 are started, the slave three-axis accelerometer device 122 is matched with the slave positioning device 121, position correction is carried out, new position information of the slave device 12 is obtained,
the slave network transmission device 124 transmits the new position information of the slave device 12 to the server 2 through the narrow-band internet of things, and the above processes are carried out circularly;
simultaneously with the above two series of processes are:
3. the slave device 12 determines whether it is out of range and takes corresponding action, specifically:
the master timer of the master device 11 is paired with the slave timer of the slave device 12
Master communication means 113 of master device 11 broadcasts the location information of master device 11 in 2.4G communication in a cycle of a predetermined timing interval of a master timer, which may be ten seconds,
the slave communication means 123 of the slave device 12 opens a reception window before the predetermined timing interval of the master timer arrives, receives the location information of the master device 11 when the predetermined timing interval of the master timer arrives, which "before the predetermined timing interval of the master timer arrives" may be at the time of eight seconds of the predetermined timing interval of the master timer,
the slave processor device 126 of the slave device 12 calculates the distance between the slave device 12 and the master device 11 based on the position information of the master device 11 and the position information of the slave device 12, and further determines whether or not the slave device 12 is out of the allowable range,
if the slave device 12 is judged to be out of the allowable range, the slave prompting device prompts the holder of the slave device 12 to return to the allowable range as soon as possible, the slave communication device 123 of the slave device 12 sends out the out-of-range warning information to the master communication device 113 of the master device 11 in a 2.4G communication mode, the slave network transmission device 124 of the slave device 12 uploads the out-of-range warning information and the position information of the slave device 12 to the server 2 through the narrow-band Internet of things, wherein the prompting, warning and uploading frequency is determined by the movement speed of the slave device 12 after leaving the allowable range,
in the above process, except that "the master timer of the master device 11 and the slave timer of the slave device 12 perform timing" is required when the master device 11 and the slave device 12 perform communication for the first time, the other processes are performed cyclically, and in the idle time when the master device 11 does not broadcast the location information of the master device 11, the master communication device 113 of the master device 11 and the slave communication device 123 of the slave device 12 are simultaneously dormant, so that the operation mode can greatly reduce energy consumption and improve the battery life.
Two, static mode
Fig. 4 is a schematic structural diagram of a static mode of the loss-prevention tracking system according to an embodiment of the present invention.
The person under guardians in the static mode, which may use either the master device 11 or the slave device 12, will not be distinguished in the following description of the static mode, which is collectively referred to as tracking device 1,
as shown in fig. 4, the smart phone or computer of the monitoring terminal 3 sends the electronic fence 4 information to the network transmission device of the tracking device 1 through the internet,
tracking device 1 saves electronic fence 4 information
The triaxial accelerometer arrangement of the tracking device 1 calculates the displacement of the tracking device 1 in a period of a predetermined time, which may be one second,
if the tracking device 1 is judged to be out of the electronic fence 4, the network transmission device of the tracking device 1 uploads the out-of-range alarm information and the position information of the tracking device 1 to the server 2 through the narrow-band internet of things, the uploading frequency is determined by the movement speed of the tracking device 1 after leaving the electronic fence 4 (the higher the movement is), the server 2 further informs the smart phone or the computer of the monitoring terminal 3 of the out-of-range alarm information and the position information of the tracking device 1, and the smart phone or the computer of the monitoring terminal 3 sends out a prompt of a sound signal and/or an optical signal.
The range defined by the electronic fence 4 is an allowable range in the static mode, and the electronic fence 4 may be set at the boundary of a fixed place such as a cell, a street, a school, a park, or the like.
The dynamic mode is applicable to team outing situations, such as a travel group, where the tour guide may hold the master device 11 and other travel group members may each hold a slave device 12; the static mode is suitable for monitoring children, parents of the children can hold a smart phone or a computer of the monitoring terminal 3, and the children of the monitored person can hold the tracking equipment 1; the tracking device 1 may switch directly between the static mode and the dynamic mode by itself, or may also be called by the server 2 to switch, or by the master device 11 to call the slave device 12 to switch the operating mode of the slave device 12.
The utility model discloses in, the cooperation of principal and subordinate equipment can be trailed the developments trip that does not have fixed boundary, and the principal and subordinate equipment volume is littleer portable, positioner, three-axis accelerometer device cooperation location, not only positioning accuracy is high, and the consumption is showing and is reducing moreover, and communication device, network transmission device cooperation are used and can be reduced consumption and flow rate charge, and the scene suitability of equipment is better, duration improves, use cost reduces, has very high economic nature, is very fit for using widely in the industry.
It is to be understood by one of ordinary skill in the art that the specific structures and processes shown in the detailed description are exemplary only and not limiting. Moreover, a person skilled in the art can combine the various technical features described above in various possible ways to form new technical solutions, or make other modifications, all of which fall within the scope of the present invention.
Claims (10)
1. A loss-prevention tracking system is characterized by comprising a main device, a slave device and a server, wherein the main device comprises a main positioning device, a main triaxial accelerometer device, a main communication device, a main network transmission device and a main processor device, and the main positioning device, the main triaxial accelerometer device, the main communication device and the main network transmission device are respectively connected with the main processor device; the slave equipment comprises a slave positioning device, a slave triaxial accelerometer device, a slave communication device, a slave network transmission device and a slave processor device, wherein the slave positioning device, the slave triaxial accelerometer device, the slave communication device and the slave network transmission device are respectively connected with the slave processor device, and the slave equipment comprises:
the main triaxial accelerometer device is used for cooperating with the main positioning device to acquire the position information of the main equipment,
the master communication device is connected with the slave communication device and used for sending the position information of the master equipment and receiving the over-range alarm information of the slave equipment,
the slave communication device is used for receiving the position information of the master device and sending the over-range alarm information of the slave device,
the slave three-axis accelerometer device is used for matching the slave positioning device to acquire the position information of the slave equipment,
the slave processor device is used for judging whether the slave equipment exceeds an allowable range according to the position information of the master equipment and the position information of the slave equipment,
the slave network transmission device is used for uploading the over-range alarm information and the position information of the slave equipment to the server.
2. The loss prevention tracking system of claim 1 wherein the master and slave triaxial accelerometer devices each comprise a triaxial accelerometer and a triaxial gyroscope, the triaxial accelerometer being used to obtain a motion parameter of the device holder.
3. The loss prevention tracking system of claim 1, wherein the master communication device and the slave communication device are both 2.4G communication devices.
4. The loss prevention tracking system of claim 1 wherein the master network transmission device and the slave network transmission device are both narrowband internet of things devices.
5. The loss prevention tracking system of claim 1, wherein the slave device further comprises slave alert means for alerting a holder of the slave device when the slave device determines that the slave device is out of a permissible range.
6. A loss prevention tracking system according to claim 5, wherein the slave alert means comprises an acoustic signal alert module and/or an optical signal alert module.
7. The loss prevention tracking system of claim 1, further comprising a monitoring terminal connected to the server for obtaining location information of the master device and the slave device from the server.
8. The loss prevention tracking system of claim 1, wherein the master device includes a master power supply means and the slave device includes a slave power supply means, each of the master and slave power supply means including a battery and a power management module.
9. The loss prevention tracking system of claim 1, wherein the master triaxial accelerometer apparatus is further configured to alarm the holder of the master device for a fall, and wherein the slave triaxial accelerometer apparatus is further configured to alarm the holder of the slave device for a fall.
10. The loss prevention tracking system of claim 1, wherein the master positioning device and the slave positioning device are each periodically turned on and off.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110223481A (en) * | 2019-05-28 | 2019-09-10 | 北京泰瑞博创科技有限公司 | A kind of anti-lost tracking system |
| CN111343572A (en) * | 2020-03-09 | 2020-06-26 | 珠海格力电器股份有限公司 | Method, device, system, terminal and storage medium for determining position track |
| TWI767442B (en) * | 2020-06-16 | 2022-06-11 | 英華達股份有限公司 | Positioning information uploading method, positioning device and system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110223481A (en) * | 2019-05-28 | 2019-09-10 | 北京泰瑞博创科技有限公司 | A kind of anti-lost tracking system |
| CN111343572A (en) * | 2020-03-09 | 2020-06-26 | 珠海格力电器股份有限公司 | Method, device, system, terminal and storage medium for determining position track |
| CN111343572B (en) * | 2020-03-09 | 2021-07-30 | 珠海格力电器股份有限公司 | Method, device, system, terminal and storage medium for determining position track |
| TWI767442B (en) * | 2020-06-16 | 2022-06-11 | 英華達股份有限公司 | Positioning information uploading method, positioning device and system |
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