CN106714260B - Positioning and communication system and method based on LORA - Google Patents

Positioning and communication system and method based on LORA Download PDF

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Publication number
CN106714260B
CN106714260B CN201611141543.0A CN201611141543A CN106714260B CN 106714260 B CN106714260 B CN 106714260B CN 201611141543 A CN201611141543 A CN 201611141543A CN 106714260 B CN106714260 B CN 106714260B
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lora
information
positioning
communication
bluetooth
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CN106714260A (en
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刘雷
严俊生
张超
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Nanjing Lansitec Information Technology Co ltd
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Nanjing Lansitec Information Technology Co ltd
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/24—Reselection being triggered by specific parameters
    • H04W36/32—Reselection being triggered by specific parameters by location or mobility data, e.g. speed data
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
    • G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
    • G01S19/13—Receivers
    • G01S19/14—Receivers specially adapted for specific applications
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
    • H04W64/006—Locating users or terminals or network equipment for network management purposes, e.g. mobility management with additional information processing, e.g. for direction or speed determination
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

The invention discloses a positioning and communication system and method based on LORA, which has the following beneficial effects: 1) the problem that signals can be transmitted only through 2G, 3G, 4G or signals recognizable by a local area network in the local area network is avoided, so that the flow charge is avoided, and the use cost is reduced; 2) the network coverage capability of LORA communication is strong, and the range is wide; 3) when the positioning terminal is switched to the Bluetooth mode, the transmission of a plurality of position information is realized through the positioning terminal, and the bandwidth of the LORA gateway is saved, so that network blockage is not easy to cause, and the network utilization rate is improved; 4) the real-time and automatic switching to the corresponding communication mode is realized through the first communication protocol, and the information transmission under different scenes is adapted; 5) the communication module of the positioning terminal is opened and closed in real time through the first communication protocol, power consumption is reduced, and standby time is effectively prolonged. The method provided by the invention has the same beneficial effects based on the system.

Description

Positioning and communication system and method based on LORA
Technical Field
The invention relates to the field of satellite positioning, in particular to a positioning and communication system and method based on LORA.
Background art
In daily life and various fields, position information is indispensable, and personnel need to judge the position through the position information, so that the corresponding purpose is achieved. Such as: in the military field, the general field needs to judge the approximate position of the enemy troop through experience and geographical knowledge, thereby realizing strategic deployment such as stealing attack, burial and the like; in the civil field, common people need to judge the position of the common people according to common knowledge so as not to get lost.
With the continuous advancement of modernization and the continuous development of scientific technology, the positioning technology is mature day by day, and the positioning technology mainly adopted at present is positioning through satellites. The satellite positioning technology is firstly applied to the military field, thereby greatly improving the efficiency of hostile detection, realizing the hostile plane and thoroughly uncovering the mysterious veil covered on the war for hundreds of years. In the present society, the satellite positioning technology has been comprehensively entered into the civil field from the military field, so that no matter people enter strange areas or travel by self, the people cannot get lost because of being unable to judge the position of the people, the mankind is benefited in a real sense, the life of the people is more convenient, and on the basis, various industries are correspondingly developed. The satellite positioning mainly comprises: and the positioning system and the artificial satellite realize the acquisition and positioning of the position information through the positioning system.
The positioning system in the prior art comprises a master controller, a GNSS system and a communication module based on a local area network, wherein the master controller controls the GNSS system to detect and acquire position information, the communication module based on the local area network is used for transmitting data in the local area network, and the position information is sent to a corresponding display terminal through the local area network.
The prior art has the disadvantages that when the position information is transmitted, the flow fee is generated through signals which can be identified by 2G, 3G, 4G or local area networks; the network coverage capability of the local area network is weak; network blockage is easily caused in the peak period, and the network utilization rate is low; the communication module is in an open state for a long time, and the power consumption is high, so that the standby time is too short; the compatibility is poor, the communication protocol does not stipulate automatic switching of the communication mode, and the method cannot adapt to information transmission under different scenes.
Disclosure of Invention
The invention aims to provide a positioning and communication system and method based on LORA, which are used for solving the problems of low flow charge, weak coverage capability, low network utilization rate, high power consumption, poor compatibility and incapability of automatically switching communication modes.
In order to achieve the above purpose, the invention provides the following technical scheme:
a LORA-based positioning and communication system, comprising: a positioning terminal, a transmission base station and a server,
the positioning terminal is connected with the transmission base station and used for marking the acquired position information through the unique identification code and transmitting the marked position information according to a first communication protocol; the first communication protocol comprises the steps of detecting whether a scanning signal sent by the transmission base station exists or not, and switching the communication mode according to the detection result;
the transmission base station is connected with the server and used for converting the marked position information into LORA information and transmitting the LORA information according to a second communication protocol;
and the server is used for searching the intelligent terminal corresponding to the unique identification code according to the LORA information, and synchronizing the LORA information to the corresponding intelligent terminal for displaying after processing.
In the above positioning and communication system, the positioning terminal includes: the controller is respectively connected with the GNSS system, the marking unit, the communication unit, the acceleration sensor and the power supply unit,
the acceleration sensor is used for detecting whether the positioning terminal has motion change;
the GNSS system is used for positioning the positioning terminal according to the control signal to acquire position information;
the marking unit is used for marking the position information through the unique identification code;
the communication unit is used for sending the position information to a transmission base station through a Bluetooth mode/LORA mode;
the main control unit is used for sending the control signal when motion change is detected, and selecting one of the Bluetooth mode and the LORA mode to switch according to a first communication protocol;
the power supply unit is used for providing electric energy for the positioning terminal.
In the positioning and communication system, the communication unit includes a bluetooth module and a LORA module, and the bluetooth module is configured to transmit the marked position information in a bluetooth mode; the LORA module is used for transmitting the marked position information in a LORA mode.
In the above positioning and communication system, the transmission base station includes: ,
the Bluetooth gateway is used for periodically sending the scanning signal to scan the periphery, converting the marked position information into Bluetooth information and transmitting the Bluetooth information to the LORA gateway when the marked position information is obtained by scanning;
and the LORA gateway is used for converting the marked position information/Bluetooth information into LORA information and transmitting the LORA information to the server.
The positioning and communication system further comprises a matching end, wherein the matching end is connected with the Bluetooth module after being matched with the Bluetooth module, so as to generate interactive information, designate an intelligent end as an interactive object, and synchronize the interactive information to the designated intelligent end through a server.
In the positioning and communication system, the intelligent terminal is connected with the server and used for inputting the unique identification code, synchronizing the unique identification code to the server and transmitting the unique identification code to the positioning terminal through the server.
In the positioning and communication system, the intelligent terminal is further configured to perform corresponding position display on the LORA information through map software.
In the positioning and communication system, the server is further configured to store the LORA information, draw a moving route map according to a plurality of LORA information generated by the same positioning terminal, and synchronize the moving route map to the corresponding intelligent terminal.
The positioning and communication system also comprises an alarm detection device which is used for periodically detecting whether the positioning terminal is removed;
and sending out a warning when the positioning terminal is removed, generating alarm information through the server, and synchronizing to the corresponding intelligent terminal for prompting.
A positioning and communication method based on LORA comprises the following steps:
marking the acquired position information through the unique identification code on the positioning terminal, and transmitting the marked position information according to a first communication protocol; the first communication protocol comprises the steps of detecting whether a scanning signal sent by the transmission base station exists or not, and switching the communication mode according to the detection result;
converting the marked position information into LORA information through a transmission base station, and transmitting the LORA information according to a second communication protocol;
and searching the intelligent terminal corresponding to the unique identification code through the server according to the LORA information, and processing the LORA information and then synchronizing the LORA information to the corresponding intelligent terminal for displaying.
The positioning and communication system based on the LORA provided by the invention has the following beneficial effects:
1) the position information is transmitted through the LORA communication, so that the condition that the position information can be transmitted only through signals which can be identified by a 2G, 3G, 4G or local area network in the local area network is avoided, the flow charge is avoided, and the use cost is reduced;
2) the network coverage capability of LORA communication is strong, and the range is wide;
3) when the positioning terminal is switched to the Bluetooth mode, the transmission of a plurality of position information is realized through the positioning terminal, and the bandwidth of the LORA gateway is saved, so that network blockage is not easy to cause, and the network utilization rate is improved;
4) the real-time and automatic switching to the corresponding communication mode is realized through the first communication protocol, and the information transmission under different scenes is adapted;
5) the communication module of the positioning terminal is opened and closed in real time through the first communication protocol, power consumption is reduced, and standby time is effectively prolonged.
The positioning and communication method based on the LORA has the same beneficial effects as the positioning and communication system based on the LORA.
Drawings
In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.
Fig. 1 is a schematic structural diagram of a LORA-based positioning and communication system according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a LORA-based positioning and communication system according to a preferred embodiment of the present invention;
fig. 3 is a schematic structural diagram of a LORA-based positioning and communication system according to a preferred embodiment of the present invention;
fig. 4 is a schematic structural diagram of a LORA-based positioning and communication system according to a preferred embodiment of the present invention;
fig. 5 is a schematic structural diagram of a LORA-based positioning and communication system according to a preferred embodiment of the present invention;
fig. 6 is a schematic structural diagram of a LORA-based positioning and communication system according to a preferred embodiment of the present invention;
fig. 7 is a schematic structural diagram of a LORA-based positioning and communication system according to a preferred embodiment of the present invention;
fig. 8 is a schematic structural diagram of a LORA-based positioning and communication system according to a preferred embodiment of the present invention;
fig. 9 is a flowchart illustrating a LORA-based positioning and communication method according to an embodiment of the present invention;
fig. 10(a) -10(C) are schematic circuit diagrams of the positioning terminal according to the embodiment of the present invention.
Description of reference numerals:
1. positioning a terminal; 11. a main control unit; 12. a GNSS system; 13. a marking unit; 14. a communication unit; 141. a Bluetooth module; 142. a LORA module; 15. an acceleration sensor; 16. a power supply unit; 2. a transmission base station; 21. a LORA gateway; 22. a Bluetooth gateway; 3. a server; 4. an intelligent terminal; 5. an alarm detection device; 6. and a matching end.
Detailed Description
In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of a LORA-based positioning and communication system according to an embodiment of the present invention.
The positioning and communication system based on LORA in this embodiment includes: the positioning terminal is connected with the transmission base station and used for marking the acquired position information through the unique identification code and transmitting the marked position information according to a first communication protocol; the first communication protocol comprises the steps of detecting whether a scanning signal sent by a transmission base station exists or not, and switching the communication mode according to the detection result; the transmission base station is connected with the server and used for converting the marked position information into LORA information and transmitting the LORA information according to a second communication protocol; and the server is used for searching the intelligent terminal corresponding to the unique identification code according to the LORA information, processing the LORA information and then synchronizing the LORA information to the corresponding intelligent terminal for displaying.
Specifically, the unique identification code is an identification code through which a one-to-one correspondence relationship between the positioning terminal and the intelligent terminal can be established, and may be a mobile phone number, a computer IP, an identification number or other unique identification codes. The position information is information with specific directivity, namely coordinates of the position of the terminal, the street, the route, the direction and the like of the terminal can be obtained through processing and calculation of the server, and the information personnel can judge the self-position or the law of the arrival at the destination; the position information can be transmitted to the corresponding port after passing through the mark of the unique identification code. The first communication protocol defines the rules that the positioning terminal and the transmission base station need to follow during the information transmission process. Scanning signals are signals transmitted by a base station within a certain range, and the signals can be detected through a specified protocol. The detection result indicates whether a scanning signal is detected or not, and if the scanning signal is detected, the positioning terminal is switched to a Bluetooth mode; and if not, switching the positioning terminal to the LORA mode. The communication mode switching means that one of the bluetooth mode and the LORA mode is selected to be switched according to the detection result. The LORA information refers to information that contains a unique identification code and also contains a location characteristic, and the transmission form thereof is different from that of the location information; the former adopts LORA signal transmission, and the transmission range is wider, and the latter adopts wireless signal transmission, and the transmission range is relatively smaller. The second communication protocol defines the rules that the transmitting base station and the server need to follow during the information transmission. In actual operation, a communication mode is determined through a first communication protocol, after the position information is acquired through the GNNS system, unique identification marking is carried out on the position information through a unique identification code, and LORA information is uploaded to a server through a determined transmission mode; establishing a one-to-one correspondence relationship between the intelligent terminal and the terminal on the server according to prestored intelligent terminal information, which comprises the following specific steps: firstly, identifying a unique identification code corresponding to LORA information, acquiring corresponding identification information from the unique identification code, comparing the information with prestored intelligent terminal information, if the unique identification code is identical to the prestored intelligent terminal information, establishing a one-to-one corresponding relation, associating the unique identification code to the corresponding intelligent terminal according to the relation, and sending position information in the LORA information to the intelligent terminal; if not, continuing to compare until the corresponding intelligent terminal is associated. The treatment steps are as follows: the method comprises the steps of extracting position information from LORA information, determining specific coordinates according to the position information, calling a map, surrounding scenes, surrounding landmark buildings or other directional marks and the like corresponding to the coordinates, synchronizing the information to a corresponding intelligent terminal and displaying the information, and facilitating visual judgment of the position of a person.
As an optional implementation, the communication modules of the bluetooth gateway and the positioning terminal are replaced by NB-IOT modules, and the LORA gateway is replaced by NB-IOT gateway, so as to implement information transmission.
The invention has the following beneficial effects:
the positioning and communication system based on the LORA provided by the invention has the following beneficial effects:
1) the position information is transmitted through the LORA communication, so that the condition that the position information can be transmitted only through signals which can be identified by a 2G, 3G, 4G or local area network in the local area network is avoided, the flow charge is avoided, and the use cost is reduced; 2) the network coverage capability of LORA communication is strong, and the range is wide; 3) when the positioning terminal is switched to the Bluetooth mode, the transmission of a plurality of position information is realized through the positioning terminal, and the bandwidth of the LORA gateway is saved, so that network blockage is not easy to cause, and the network utilization rate is improved; 4) the real-time and automatic switching to the corresponding communication mode is realized through the first communication protocol, and the information transmission under different scenes is adapted; 5) the communication module of the positioning terminal is opened and closed in real time through the first communication protocol, power consumption is reduced, and standby time is effectively prolonged.
Fig. 2 is a schematic structural diagram of a LORA-based positioning and communication system according to a preferred embodiment of the present invention.
The positioning and communication system based on LORA in this embodiment includes: the positioning terminal is connected with the transmission base station and used for marking the acquired position information through the unique identification code and transmitting the marked position information according to a first communication protocol; the first communication protocol comprises the steps of detecting whether a scanning signal sent by a transmission base station exists or not, and switching the communication mode according to the detection result; the transmission base station is connected with the server and used for converting the marked position information into LORA information and transmitting the LORA information according to a second communication protocol; and the server is used for searching the intelligent terminal corresponding to the unique identification code according to the LORA information, processing the LORA information and then synchronizing the LORA information to the corresponding intelligent terminal for displaying. Preferably, in this embodiment, the positioning terminal includes: the controller is respectively connected with the GNSS system, the marking unit, the communication unit, the acceleration sensor and the power supply unit, and the acceleration sensor is used for detecting whether the positioning terminal has motion change; the GNSS system is used for positioning the positioning terminal according to the control signal to acquire position information; the marking unit is used for marking the position information through the unique identification code; the communication unit is used for sending the position information to a transmission base station through a Bluetooth mode/LORA mode; the main control unit is used for sending the control signal when motion change is detected, and selecting one of the Bluetooth mode and the LORA mode to switch according to a first communication protocol; the power supply unit is used for providing electric energy for the positioning terminal. Whether movement change exists is detected through the acceleration sensor, and the GNSS system is triggered to collect the position information only when the movement of a person occurs, such as displacement, acceleration, running and jumping, so that the electric quantity is further saved, the power consumption is reduced, and the standby time of the positioning device is prolonged; repeated position information is prevented from being acquired, and the acquisition efficiency of the GNSS system is improved; the power supply device provides electric energy for the positioning device to ensure the cruising ability of the positioning device; the information interaction with the transmission base station is realized through the communication unit, and two communication modes are provided; the marking unit marks the position information, so that the establishment of the corresponding relation between the intelligent terminal and the positioning terminal is realized; the main control unit is a center of the positioning terminal and controls each functional element in real time, so that the purposes of intellectualization and power saving are achieved; the position information is obtained through the GNSS system, the position obtaining is achieved, and therefore the positioning of the positioning terminal is achieved.
It should be understood by those skilled in the art that, as shown in fig. 10(a), it is an internal wiring diagram of the main control unit, and the chip types are: STM32L052C8T 6;
it should be understood by those skilled in the art that, as shown in fig. 10(B), it is an internal wiring diagram of a communication unit, and the chip types thereof are: RHF-76-052;
those skilled in the art should understand that, as shown in fig. 10(C), it is an internal wiring diagram of the acceleration sensor, and the chip types are: MMA8652 FC.
Fig. 3 is a schematic structural diagram of a LORA-based positioning and communication system according to a preferred embodiment of the present invention.
The positioning and communication system based on LORA in this embodiment includes: the positioning terminal is connected with the transmission base station and used for marking the acquired position information through the unique identification code and transmitting the marked position information according to a first communication protocol; the first communication protocol comprises the steps of detecting whether a scanning signal sent by a transmission base station exists or not, and switching the communication mode according to the detection result; the transmission base station is connected with the server and used for converting the marked position information into LORA information and transmitting the LORA information according to a second communication protocol; the server is used for searching the intelligent terminal corresponding to the unique identification code according to the LORA information, processing the LORA information and then synchronizing the LORA information to the corresponding intelligent terminal for displaying; the positioning terminal includes: the controller is respectively connected with the GNSS system, the marking unit, the communication unit, the acceleration sensor and the power supply unit, and the acceleration sensor is used for detecting whether the positioning terminal has motion change; the GNSS system is used for positioning the positioning terminal according to the control signal to acquire position information; the marking unit is used for marking the position information through the unique identification code; the communication unit is used for sending the position information to a transmission base station through a Bluetooth mode/LORA mode; the main control unit is used for sending the control signal when motion change is detected, and selecting one of the Bluetooth mode and the LORA mode to switch according to a first communication protocol; the power supply unit is used for providing electric energy for the positioning terminal. Preferably, in this embodiment, the communication unit includes a bluetooth module and a LORA module, and the bluetooth module is configured to transmit the marked location information in a bluetooth mode; the LORA module is used for transmitting the marked position information in a LORA mode. One of two communication modes is provided: the Bluetooth mode is used for transmitting the marked position information through the Bluetooth module; and the second mode is a LORA mode, and position information transmission after marking is carried out through the LORA module. In the LORA mode, personnel can acquire position information through information transmission outdoors; in the bluetooth mode, a person transmits information indoors (or in a relatively closed environment) through periodic scanning of a transmission base station, and acquires position information. As long as a person wearing the positioning device enters the scanning range of the transmission base station, the transmission base station can completely scan and upload no matter how many positioning devices enter at the same time; therefore, the battery of the positioning terminal is further saved, the bandwidth resource of the LORA gateway is saved, network blockage caused by uploading the position information by a plurality of users is avoided, and the network distribution cost of the LORA network is saved.
Fig. 4 is a schematic structural diagram of a LORA-based positioning and communication system according to a preferred embodiment of the present invention.
The positioning and communication system based on LORA in this embodiment includes: the positioning terminal is connected with the transmission base station and used for marking the acquired position information through the unique identification code and transmitting the marked position information according to a first communication protocol; the first communication protocol comprises the steps of detecting whether a scanning signal sent by a transmission base station exists or not, and switching the communication mode according to the detection result; the transmission base station is connected with the server and used for converting the marked position information into LORA information and transmitting the LORA information according to a second communication protocol; and the server is used for searching the intelligent terminal corresponding to the unique identification code according to the LORA information, processing the LORA information and then synchronizing the LORA information to the corresponding intelligent terminal for displaying. Preferably, in this embodiment, the transmission base station includes: the Bluetooth gateway is used for periodically sending the scanning signal to scan the periphery, and converting the marked position information into Bluetooth information to be transmitted to the LORA gateway when the marked position information is obtained by scanning; and the LORA gateway is used for converting the marked position information/Bluetooth information into LORA information. The positioning terminal is connected with the Bluetooth gateway, the Bluetooth gateway is connected with the LORA gateway, and the LORA gateway is connected with the server and is also directly connected with the positioning terminal; the transmission of information is divided into two types according to communication modes: directly sending the information to an LORA gateway through a positioning terminal; and sending the data to the Bluetooth gateway through the positioning terminal, and then sending the data to the LORA gateway from the Bluetooth gateway. The Bluetooth gateway has a scanning function, and when the positioning terminal appears in a scanning range, the positioning terminal can acquire position information on the positioning terminal, so that the effect of automatically switching communication modes is realized.
Fig. 5 is a schematic structural diagram of a LORA-based positioning and communication system according to a preferred embodiment of the present invention.
The positioning and communication system based on LORA in this embodiment includes: the positioning terminal is connected with the transmission base station and used for marking the acquired position information through the unique identification code and transmitting the marked position information according to a first communication protocol; the first communication protocol comprises the steps of detecting whether a scanning signal sent by a transmission base station exists or not, and switching the communication mode according to the detection result; the transmission base station is connected with the server and used for converting the marked position information into LORA information and transmitting the LORA information according to a second communication protocol; and the server is used for searching the intelligent terminal corresponding to the unique identification code according to the LORA information, processing the LORA information and then synchronizing the LORA information to the corresponding intelligent terminal for displaying. Preferably, in this embodiment, the bluetooth module further includes a matching end, where the matching end is connected to the bluetooth module after being paired with each other, so as to generate interaction information, designate an intelligent end as an interaction object, and synchronize the interaction information to the designated intelligent end through a server. The interactive information includes, but is not limited to, file information, voice information, video information, communication information, and the like; the matching end is a communication device with a Bluetooth matching module, after the matching end is matched with the Bluetooth module, corresponding communication information or other files are input into the matching end through friend making software, data transmission software and the like and sent, and the information and the files can be finally transmitted to a designated intelligent end through a positioning terminal, a transmission base station and a server, so that information transmission among a plurality of communication devices is realized, and information interaction is realized through an LORA transmission mode.
Fig. 6 is a schematic structural diagram of a LORA-based positioning and communication system according to a preferred embodiment of the present invention.
The positioning and communication system based on LORA in this embodiment includes: the positioning terminal is connected with the transmission base station and used for marking the acquired position information through the unique identification code and transmitting the marked position information according to a first communication protocol; the first communication protocol comprises the steps of detecting whether a scanning signal sent by a transmission base station exists or not, and switching the communication mode according to the detection result; the transmission base station is connected with the server and used for converting the marked position information into LORA information and transmitting the LORA information according to a second communication protocol; and the server is used for searching the intelligent terminal corresponding to the unique identification code according to the LORA information, processing the LORA information and then synchronizing the LORA information to the corresponding intelligent terminal for displaying. Preferably, in this embodiment, the intelligent terminal is connected to the server, and is configured to enter the unique identifier, synchronize to the server, and transmit the unique identifier to the positioning terminal through the server. The method comprises the steps that a unique identification code can be recorded on a human-computer interaction interface of an intelligent terminal, the identification code is corresponding to the intelligent terminal and a positioning terminal through binding, the identification code is stored to a server according to a certain data structure, and when position information is generated at the corresponding positioning terminal, identification code marking is carried out on the position information generated at the positioning terminal according to relevance, obviously, the corresponding intelligent terminal can be related through marking, and therefore final position display can be carried out through the intelligent terminal; therefore, the method and the device can not be confused with other terminal information, and the communication safety is ensured. Preferably, the intelligent terminal is further configured to perform corresponding position display on the LORA information through map software. The intelligent terminal can also prestore a map through map software, so that the drawing of a route and a coordinate position is realized at the intelligent terminal, and the effect of saving loading time is achieved.
Fig. 7 is a schematic structural diagram of a LORA-based positioning and communication system according to a preferred embodiment of the present invention.
The positioning and communication system based on LORA in this embodiment includes: the positioning terminal is connected with the transmission base station and used for marking the acquired position information through the unique identification code and transmitting the marked position information according to a first communication protocol; the first communication protocol comprises the steps of detecting whether a scanning signal sent by a transmission base station exists or not, and switching the communication mode according to the detection result; the transmission base station is connected with the server and used for converting the marked position information into LORA information and transmitting the LORA information according to a second communication protocol; and the server is used for searching the intelligent terminal corresponding to the unique identification code according to the LORA information, processing the LORA information and then synchronizing the LORA information to the corresponding intelligent terminal for displaying. Preferably, in this embodiment, the server is further configured to store the LORA information, draw a moving route map according to a plurality of LORA information generated by the same positioning terminal, and synchronize the moving route map to the corresponding intelligent terminal. According to the LORA information of the same positioning terminal generated in different time periods, drawing a mobile route map on a server, and synchronizing the mobile route map to an intelligent terminal for displaying a route; the personnel can trace the route of the self walking, and the self journey can be planned more easily through the route map.
Fig. 8 is a schematic structural diagram of a LORA-based positioning and communication system according to a preferred embodiment of the present invention.
The positioning and communication system based on LORA in this embodiment includes: the positioning terminal is connected with the transmission base station and used for marking the acquired position information through the unique identification code and transmitting the marked position information according to a first communication protocol; the first communication protocol comprises the steps of detecting whether a scanning signal sent by a transmission base station exists or not, and switching the communication mode according to the detection result; the transmission base station is connected with the server and used for converting the marked position information into LORA information and transmitting the LORA information according to a second communication protocol; and the server is used for searching the intelligent terminal corresponding to the unique identification code according to the LORA information, processing the LORA information and then synchronizing the LORA information to the corresponding intelligent terminal for displaying. Preferably, in this embodiment, the system further includes an alarm detection device, configured to periodically detect whether the positioning terminal is removed; and sending out a warning when the positioning terminal is removed, generating alarm information through the server, and synchronizing to the corresponding intelligent terminal for prompting. The anti-theft and anti-loss are realized through the alarm detection device, when the alarm detection device does not detect the positioning device on the detected object, the alarm detection device sends out an alarm, and the alarm can be in the form of buzzing sound, can also be in the form of strong and weak illumination change, and can also be in other alarm modes in the prior art; and the reporting server gives a prompt at the intelligent end, so that double insurance is realized, and the personnel are not easy to lose or steal when wearing the positioning device.
Fig. 9 is a flowchart illustrating a LORA-based positioning and communication method according to an embodiment of the present invention.
S101, marking the acquired position information through the unique identification code on the positioning terminal, and transmitting the marked position information according to a first communication protocol; the first communication protocol comprises the steps of detecting whether a scanning signal sent by the transmission base station exists or not, and switching the communication mode according to the detection result;
s102, converting the marked position information into LORA information through a transmission base station, and transmitting the LORA information according to a second communication protocol;
s103, searching the intelligent terminal corresponding to the unique identification code through the server according to the LORA information, and processing the LORA information and then synchronizing the LORA information to the corresponding intelligent terminal for displaying.
In actual operation, a communication mode is determined through a first communication protocol, after the position information is acquired through the GNNS system, unique identification marking is carried out on the position information through a unique identification code, and LORA information is uploaded to a server through a determined transmission mode; establishing a one-to-one correspondence relationship between the intelligent terminal and the terminal on the server according to prestored intelligent terminal information, which comprises the following specific steps: firstly, identifying a unique identification code corresponding to LORA information, acquiring corresponding identification information from the unique identification code, comparing the information with prestored intelligent terminal information, if the unique identification code is identical to the prestored intelligent terminal information, establishing a one-to-one corresponding relation, associating the unique identification code to the corresponding intelligent terminal according to the relation, and sending position information in the LORA information to the intelligent terminal; if not, continuing to compare until the corresponding intelligent terminal is associated. The treatment steps are as follows: the method comprises the steps of extracting position information from LORA information, determining specific coordinates according to the position information, calling a map, surrounding scenes, surrounding landmark buildings or other directional marks and the like corresponding to the coordinates, synchronizing the information to the corresponding intelligent terminals associated with the intelligent terminals, and displaying the information, so that personnel can visually judge the positions of the intelligent terminals.
The positioning and communication method based on the LORA has the same beneficial effects as the positioning and communication system based on the LORA.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims (9)

1. A LORA-based positioning and communication system, comprising: a positioning terminal, a transmission base station and a server,
the positioning terminal is connected with the transmission base station and used for marking the acquired position information through the unique identification code and transmitting the marked position information according to a first communication protocol; the first communication protocol comprises the steps of detecting whether a scanning signal sent by the transmission base station exists or not, and switching the communication mode according to the detection result;
the transmission base station is connected with the server and used for converting the marked position information into LORA information and transmitting the LORA information according to a second communication protocol;
the server is used for searching the intelligent terminal corresponding to the unique identification code according to the LORA information, processing the LORA information and then synchronizing the LORA information to the corresponding intelligent terminal for displaying;
the transmission base station includes: a bluetooth gateway and a LORA gateway,
the Bluetooth gateway is used for periodically sending the scanning signal to scan the periphery, converting the marked position information into Bluetooth information and transmitting the Bluetooth information to the LORA gateway when the marked position information is obtained by scanning;
the LORA gateway is used for converting the marked position information/Bluetooth information into LORA information and transmitting the LORA information to the server;
the transmission of information is divided into two types according to communication modes: directly sending the information to an LORA gateway through a positioning terminal; and sending the data to the Bluetooth gateway through the positioning terminal, and then sending the data to the LORA gateway from the Bluetooth gateway.
2. The positioning and communication system according to claim 1, wherein the positioning terminal comprises: the device comprises a main control unit, a GNSS system, a marking unit, a communication unit, an acceleration sensor and a power supply unit, wherein the main control unit is respectively connected with the GNSS system, the marking unit, the communication unit, the acceleration sensor and the power supply unit,
the acceleration sensor is used for detecting whether the positioning terminal has motion change;
the GNSS system is used for positioning the positioning terminal according to the control signal to acquire a position;
the marking unit is used for marking the position information through the unique identification code;
the communication unit is used for sending the position information to a transmission base station through a Bluetooth mode/LORA mode;
the main control unit is used for sending the control signal when motion change is detected, and selecting one of the Bluetooth mode and the LORA mode to switch according to a first communication protocol;
the power supply unit is used for providing electric energy for the positioning terminal.
3. The positioning and communication system according to claim 2, wherein the communication unit comprises a bluetooth module and a LORA module, the bluetooth module is configured to transmit the marked location information in a bluetooth mode; the LORA module is used for transmitting the marked position information in a LORA mode.
4. The positioning and communication system according to claim 3, further comprising a matching end, wherein the matching end is connected with the Bluetooth module after being paired with each other, so as to generate interaction information, designate an intelligent end as an interaction object, and synchronize the interaction information to the designated intelligent end through a server.
5. The positioning and communication system according to claim 1, wherein the smart terminal is connected to the server for entering the unique identification code, synchronizing to the server, and transmitting to the positioning terminal through the server.
6. The positioning and communication system according to claim 1, wherein the intelligent terminal is further configured to perform corresponding position display on the LORA information through a map software.
7. The positioning and communication system according to claim 1, wherein the server is further configured to store the LORA information, and to draw a moving route map according to a plurality of LORA information generated by a same positioning terminal, and synchronize the moving route map to a corresponding smart peer.
8. The positioning and communication system according to claim 1, further comprising an alarm detection device for periodically detecting whether the positioning terminal is removed;
and sending out a warning when the positioning terminal is removed, generating alarm information through the server, and synchronizing to the corresponding intelligent terminal for prompting.
9. A positioning and communication method based on LORA is characterized by comprising the following steps:
marking the acquired position information through the unique identification code on the positioning terminal, and transmitting the marked position information according to a first communication protocol; the first communication protocol comprises the steps of detecting whether a scanning signal sent by the transmission base station exists or not, and switching the communication mode according to the detection result;
converting the marked position information into LORA information through a transmission base station, and transmitting the LORA information according to a second communication protocol;
searching an intelligent terminal corresponding to the unique identification code through the server according to the LORA information, processing the LORA information, and synchronizing the LORA information to the corresponding intelligent terminal for displaying;
the transmission base station includes: a bluetooth gateway and a LORA gateway,
the Bluetooth gateway is used for periodically sending the scanning signal to scan the periphery, converting the marked position information into Bluetooth information and transmitting the Bluetooth information to the LORA gateway when the marked position information is obtained by scanning;
the LORA gateway is used for converting the marked position information/Bluetooth information into LORA information and transmitting the LORA information to the server;
the transmission of information is divided into two types according to communication modes: directly sending the information to an LORA gateway through a positioning terminal; and sending the data to the Bluetooth gateway through the positioning terminal, and then sending the data to the LORA gateway from the Bluetooth gateway.
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