CN114916067A - Networking method and system for LoRa equipment - Google Patents
Networking method and system for LoRa equipment Download PDFInfo
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- CN114916067A CN114916067A CN202110182448.XA CN202110182448A CN114916067A CN 114916067 A CN114916067 A CN 114916067A CN 202110182448 A CN202110182448 A CN 202110182448A CN 114916067 A CN114916067 A CN 114916067A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
- H04W72/044—Wireless resource allocation based on the type of the allocated resource
- H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/51—Allocation or scheduling criteria for wireless resources based on terminal or device properties
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- 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
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Abstract
The invention discloses a networking method and a networking system of LoRa equipment, wherein the networking method is applied to at least two LoRa equipment groups, each LoRa equipment group comprises 1 LoRa base station and a plurality of LoRa terminals, and the networking method comprises the following steps: acquiring equipment information and address information of an LoRa base station and an LoRa terminal in the same LoRa equipment group within a preset area range to generate a networking information table corresponding to each LoRa equipment group; distributing corresponding communication frequency points to each LoRa equipment group according to all networking information tables; and networking communication is carried out on the LoRa base station and the LoRa terminal in each LoRa equipment group based on the corresponding communication frequency point and the networking information table. The production of this application loRa equipment leaves factory does not need specialization production, and standardization postnatally sets up different communication frequency points to different loRa equipment groups according to specific positional information, realizes carrying out loRa ad hoc network based on respective communication frequency point, avoids the same frequency interference between the different groups, easily production and installation, and the follow-up equipment group of being convenient for changes or adds new terminal.
Description
Technical Field
The invention belongs to the field of communication, and particularly relates to a networking method and system of LoRa equipment.
Background
In the wireless communication technology, an loRa communication system mainly comprises nodes and gateways, all the loRa nodes are in wireless connection with one gateway, the gateway is responsible for uploading and issuing data of all the nodes in a network, the higher the communication rate of the loRa, the shorter the distance, the lower the communication rate and the longer the distance, in order to improve the communication rate, multiple groups of loRa equipment are usually arranged in an intelligent building, if adjacent groups of loRa equipment are the same communication frequency point, the same frequency interference problem of the transmission of the loRa data among multiple groups of equipment groups can be caused, if the problem is to be solved, one is to arrange equipment for producing different communication frequency points in the production process, but the storage and delivery management of the LoRa equipment are inconvenient; the other is manual configuration of lora frequency points by reserving a physical interface, but the manual configuration increases the equipment protection cost.
Disclosure of Invention
The invention provides a networking method and a networking system for LoRa equipment, aiming at overcoming the defect that the problem of co-channel interference of LoRa data transmission among multiple groups of equipment cannot be effectively solved in the prior art.
The invention solves the technical problems through the following technical scheme:
a networking method of LoRa equipment is applied to at least two LoRa equipment groups, each LoRa equipment group comprises 1 LoRa base station and a plurality of LoRa terminals, and the networking method comprises the following steps:
acquiring equipment information and address information of an LoRa base station and an LoRa terminal in the same LoRa equipment group within a preset area range to generate a networking information table corresponding to each LoRa equipment group;
distributing corresponding communication frequency points to each LoRa equipment group according to all networking information tables;
and networking communication is carried out on the LoRa base station and the LoRa terminal in each LoRa equipment group based on the corresponding communication frequency point and the networking information table.
Preferably, the step of allocating corresponding communication frequency points to each LoRa device group according to all networking information tables specifically includes:
and distributing different communication frequency points to any LoRa equipment group and distance according to the address information and the LoRa equipment groups within the preset distance range of any LoRa equipment group.
Preferably, the step of networking communication between the LoRa base station and the LoRa terminal in each LoRa device group based on the corresponding communication frequency point and the networking information table specifically includes:
sending the target communication frequency point and the networking information table to a target LoRa base station in a corresponding target LoRa equipment group;
and each target LoRa terminal in the target LoRa equipment group carries out networking communication with the target LoRa base station based on the target communication frequency point.
Preferably, the step of performing networking communication between each target LoRa terminal in the target LoRa device group and the target LoRa base station based on the target communication frequency point specifically includes:
any LoRa terminal broadcasts registration information based on different communication frequency points in sequence until the communication frequency point of any LoRa terminal is consistent with the target communication frequency point, so that the target LoRa base station receives the registration information; the registration information comprises equipment information of any LoRa terminal;
and the target LoRa base station detects whether the equipment information of any LoRa terminal is consistent with the networking information table stored by the target LoRa base station, and if so, the communication connection between the target LoRa base station and any LoRa terminal is established.
Preferably, after the step of obtaining the device information and the address information of the LoRa base station and the LoRa terminal in the same LoRa device group in the preset area range to generate the networking information table corresponding to each LoRa device group, the networking method further includes:
sending the networking information table to a cloud server;
the step of allocating corresponding communication frequency points to each LoRa device group according to all networking information tables specifically includes:
and the cloud server allocates corresponding communication frequency points to each LoRa equipment group according to all networking information tables.
The utility model provides a networking system of loRa equipment, networking system includes two at least loRa equipment groups, and every loRa equipment group includes 1 loRa basic station and a plurality of loRa terminal, networking system includes:
the networking information table generating module is used for acquiring equipment information and address information of an LoRa base station and an LoRa terminal in the same LoRa equipment group in a preset area range to generate a networking information table corresponding to each LoRa equipment group;
the communication frequency point distribution module is used for distributing corresponding communication frequency points to each LoRa equipment group according to all networking information tables;
and the LoRa base station and the LoRa terminal in each LoRa equipment group are used for carrying out networking communication based on the corresponding communication frequency point and the networking information table.
Preferably, the communication frequency point allocation module is configured to allocate different communication frequency points to any LoRa device group and the LoRa device group within a preset distance range from the LoRa device group according to the address information.
Preferably, the networking system further comprises a first sending module;
the first sending module is used for sending the target communication frequency point and the networking information table to a target LoRa base station in a corresponding target LoRa equipment group;
each target LoRa terminal in the target LoRa equipment group is used for carrying out networking communication with the target LoRa base station based on the target communication frequency point.
Preferably, any LoRa terminal is configured to broadcast registration information sequentially based on different communication frequency points until the communication frequency point of any LoRa terminal is consistent with the target communication frequency point, so that the target LoRa base station receives the registration information; the registration information comprises equipment information of any LoRa terminal;
the target LoRa base station is used for detecting whether the equipment information of any LoRa terminal is consistent with the networking information table stored by the target LoRa base station, and if yes, the communication connection between the target LoRa base station and any LoRa terminal is established.
Preferably, the networking system further includes a second sending module and a cloud server:
the second sending module is used for sending the networking information table to a cloud server;
and the cloud server is used for allocating corresponding communication frequency points to each LoRa equipment group according to all networking information tables.
A computer-readable storage medium, on which a computer program is stored, wherein the program, when executed by a processor, implements the steps of the networking method of the LoRa device described above.
The positive progress effects of the invention are as follows: in the application, the LoRa equipment does not need to be produced specifically, different communication frequency points are set for different LoRa equipment groups according to specific position information after standardization, and LoRa ad hoc networking is realized based on respective communication frequency points, so that the same frequency interference among different groups is avoided, and the production and installation are easy; in addition, when a subsequent equipment group is replaced or a new terminal is added, the LoRa terminal adopts a frequency point switching mode to register with the LoRa base station, and the service communication of the equipment group cannot be influenced.
Drawings
Fig. 1 is a schematic connection diagram of an LoRa device group in a networking method for LoRa devices in embodiment 1 of the present invention.
Fig. 2 is an interaction flowchart of a networking method for an LoRa device according to embodiment 1 of the present invention.
Fig. 3 is a schematic block diagram of a networking system of an LoRa device according to embodiment 2 of the present invention.
Detailed Description
The invention is further illustrated by the following examples, which are not intended to limit the invention thereto.
Example 1
A networking method for LoRa devices, referring to fig. 1, the networking method is applied to at least two LoRa device groups 1, each LoRa device group 1 includes 1 LoRa base station 101 and multiple LoRa terminals 102, and the LoRa base station 101 and the LoRa terminals 102 establish local LoRa local area network communication, as shown in fig. 2, the networking method includes:
after the LoRa base station and the LoRa terminal are installed on the spot to form an equipment group, mac body codes of the LoRa base station and the LoRa terminal of the same equipment group installed on the spot can be scanned and added into an equipment group information table through APP, and meanwhile, detailed address information of the location of the equipment group is added (such as province, city, street, community, building, unit and user), and then the detailed address information is collected to generate a networking information table;
wherein, step 20 specifically includes: and distributing different communication frequency points to any LoRa equipment group and the LoRa equipment groups within a preset distance range from the LoRa equipment group according to the address information. Specifically, according to the LoRa of the LoRa base station and the LoRa terminal, a communication frequency band (e.g., 470-490 MHZ) can be supported, N communication frequency points without mutual interference are divided according to the hardware filtering bandwidth (e.g., BW is 2, the communication frequency points are divided into FQ1: [ 470-472 ], FQ2[ 473-474 ] …), and then the communication frequency points are allocated according to the address information.
And step 30, networking communication is carried out on the LoRa base stations and the LoRa terminals in each LoRa equipment group based on the corresponding communication frequency points and the networking information table.
In this embodiment, after step 10, the networking method further includes:
further, in step 20, the cloud server allocates a corresponding communication frequency point to each LoRa device group according to all networking information tables.
In this embodiment, after the networking information table is generated, a communication frequency point different from that of the adjacent device group is automatically allocated according to the address information in the information table (for example, referring to fig. 1, if the adjacent group is FQ1, the group is allocated as FQ2), and meanwhile, mac information of the same device group is sent to the LoRa base station of the corresponding group through communication in a manner such as 4G, specifically, step 30 specifically includes:
and step 32, each target LoRa terminal in the target LoRa equipment group performs networking communication with the target LoRa base station based on the target communication frequency point.
Wherein, the LoRa terminal defaults to be in an unregistered state when leaving the factory, automatically enters a registration mode after being powered on after being installed on site, sequentially switches different communication frequency points according to a certain time interval (such as 10s) according to N communication frequency points designed in the steps, actively sends registration information to the LoRa base station, the registration information comprises mac information of the LoRa terminal, when the LoRa terminal is switched to the same communication frequency point as the LoRa base station, the LoRa base station receives the registration information of the LoRa terminal, analyzes the mac information in the registration information, then compares the mac information with equipment information in a registration information table, if the registration information is contained in the registration information, the LoRa base station sends response information to the corresponding LoRa terminal, the response information comprises the mac information of the LoRa base station, and after receiving the response information of the LoRa base station, the LoRa base station stores FQn and the macro of the LoRa base station in the response information to exit from the registration mode, the service communication can be normally carried out with the LoRa base station.
Specifically, step 32 specifically includes:
step 322, the target LoRa base station detects whether the equipment information of any LoRa terminal is consistent with the networking information table stored by the target LoRa base station, and if yes, the target LoRa base station sends response information to the target LoRa terminal;
and 323, establishing the communication connection between the target LoRa base station and any LoRa terminal.
In the embodiment, the LoRa equipment does not need to be specially produced when being produced, different communication frequency points are set for different LoRa equipment groups according to specific position information after standardization, the LoRa ad hoc network is realized based on the respective communication frequency points, the same frequency interference among different groups is avoided, and the LoRa equipment is easy to produce and install; in addition, when a subsequent equipment group is replaced or a new terminal is added, the LoRa terminal adopts a frequency point switching mode to register with the LoRa base station, and the service communication of the equipment group cannot be influenced.
Example 2
The networking system of an LoRa device, as shown in fig. 3, includes at least two LoRa device groups 1, each LoRa device group 1 includes 1 LoRa base station 101 and a plurality of LoRa terminals 102, and local LoRa local area network communication is established to LoRa base station 101 and LoRa terminals 102, the networking system further includes:
the networking information table generating module 2 is configured to acquire device information and address information of an LoRa base station 101 and an LoRa terminal 102 in the same LoRa device group 1 within a preset area range, and generate a networking information table corresponding to each LoRa device group 1;
after the loRa base station 101 and the loRa terminal 102 are installed on the spot to form an equipment group, mac body codes of the loRa base station 101 and the loRa terminal 102 of the same equipment group installed on the spot can be scanned and added into an equipment group information table through an APP, and meanwhile, detailed address information of the location of the equipment group (such as province, city, street, cell, building, unit and user) is also added, and then the detailed address information is summarized to generate a networking information table;
the communication frequency point distribution module 3 is used for distributing corresponding communication frequency points to each LoRa equipment group 1 according to all networking information tables;
the communication frequency point allocation module 3 is configured to allocate different communication frequency points to any LoRa device group 1 and distance according to the address information and the LoRa device group 1 within a preset distance range of any LoRa device group 1. Specifically, communication frequency bands (for example, 470 to 490MHZ) can be supported according to the LoRa of the LoRa base station 101 and the LoRa terminal 102, N communication frequency points with non-interference communication are divided according to the hardware filtering bandwidth (for example, BW is 2, the communication frequency points are divided into FQ1: [470 to 472], FQ2[473 to 474] …), and then the communication frequency points are allocated according to the address information.
The LoRa base station 101 and the LoRa terminal 102 in each LoRa device group 1 are configured to perform networking communication based on corresponding communication frequency points and a networking information table.
In this embodiment, the networking system further includes a second sending module 4 and a cloud server 5:
the second sending module 4 is configured to send the networking information table to a cloud server 5;
and the cloud server 5 is used for allocating corresponding communication frequency points to each LoRa equipment group 1 according to all networking information tables.
In this embodiment, after the networking information table is generated, a communication frequency point different from that of the adjacent device group is automatically allocated according to address information in the information table (for example, referring to fig. 1, if the adjacent group is FQ1, the group is allocated as FQ2), and mac information of the same device group is transmitted to the LoRa base station 101 of the corresponding group through communication in a 4G manner, specifically, the networking system further includes a first transmitting module 6;
the first sending module 6 is configured to send the target communication frequency point and the networking information table to a target LoRa base station in a corresponding target LoRa device group;
each target LoRa terminal in the target LoRa equipment group is used for carrying out networking communication with the target LoRa base station based on the target communication frequency point.
Wherein, the LoRa terminal defaults to be in an unregistered state when leaving the factory, automatically enters a registration mode after being powered on after being installed on site, sequentially switches different communication frequency points according to a certain time interval (such as 10s) according to N communication frequency points designed in the steps, actively sends registration information to the LoRa base station, the registration information comprises mac information of the LoRa terminal, when the LoRa terminal is switched to the same communication frequency point as the LoRa base station, the LoRa base station receives the registration information of the LoRa terminal, analyzes the mac information in the registration information, then compares the mac information with equipment information in a registration information table, if the registration information is contained in the registration information, the LoRa base station sends response information to the corresponding LoRa terminal, the response information comprises the mac information of the LoRa base station, and after receiving the response information of the LoRa base station, the LoRa base station stores FQn and the macro of the LoRa base station in the response information to exit from the registration mode, the service communication can be normally carried out with the LoRa base station.
Specifically, any LoRa terminal is configured to broadcast registration information sequentially based on different communication frequency points until the communication frequency point of any LoRa terminal is consistent with the target communication frequency point, so that the target LoRa base station receives the registration information; the registration information comprises equipment information of any LoRa terminal;
the target LoRa base station is used for detecting whether the equipment information of any LoRa terminal is consistent with the networking information table stored by the target LoRa base station, if so, the target LoRa base station sends response information to the target LoRa terminal, and then the communication connection between the target LoRa base station and any LoRa terminal is established.
In the embodiment, the LoRa equipment does not need to be specially produced when being produced, different communication frequency points are set for different LoRa equipment groups according to specific position information after standardization, the LoRa ad hoc network is realized based on the respective communication frequency points, the same frequency interference among different groups is avoided, and the LoRa equipment is easy to produce and install; in addition, when a subsequent equipment group is replaced or a new terminal is added, the LoRa terminal adopts a frequency point switching mode to register with the LoRa base station, and the service communication of the equipment group cannot be influenced.
Example 3
A computer-readable storage medium, on which a computer program is stored, which when executed by a processor implements the steps of the networking method of the LoRa device described in embodiment 1.
More specific examples, among others, that the readable storage medium may employ may include, but are not limited to: a portable disk, a hard disk, random access memory, read only memory, erasable programmable read only memory, optical storage device, magnetic storage device, or any suitable combination of the foregoing.
In a possible implementation manner, the present invention can also be implemented in the form of a program product, which includes program code for causing a terminal device to execute the steps of the networking method for implementing the LoRa device described in embodiment 1 when the program product runs on the terminal device.
Where program code for carrying out the invention is written in any combination of one or more programming languages, the program code may be executed entirely on the user device, partly on the user device, as a stand-alone software package, partly on the user device and partly on a remote device or entirely on the remote device.
While specific embodiments of the invention have been described above, it will be understood by those skilled in the art that this is by way of example only, and that the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and scope of the invention, and these changes and modifications are within the scope of the invention.
Claims (11)
1. A networking method of LoRa equipment is applied to at least two LoRa equipment groups, each LoRa equipment group comprises 1 LoRa base station and a plurality of LoRa terminals, and the networking method comprises the following steps:
acquiring equipment information and address information of an LoRa base station and an LoRa terminal in the same LoRa equipment group within a preset area range to generate a networking information table corresponding to each LoRa equipment group;
distributing corresponding communication frequency points to each LoRa equipment group according to all networking information tables;
and networking communication is carried out on the LoRa base station and the LoRa terminal in each LoRa equipment group based on the corresponding communication frequency point and the networking information table.
2. The networking method for LoRa devices according to claim 1, wherein the step of allocating corresponding communication frequency points to each LoRa device group according to all networking information tables specifically includes:
and distributing different communication frequency points to any LoRa equipment group and the LoRa equipment groups within a preset distance range from the LoRa equipment group according to the address information.
3. The networking method for LoRa devices as claimed in claim 1, wherein the step of networking communications between the LoRa base station and the LoRa terminal in each LoRa device group based on the corresponding communications frequency point and the networking information table specifically includes:
sending the target communication frequency point and the networking information table to a target LoRa base station in a corresponding target LoRa equipment group;
and each target LoRa terminal in the target LoRa equipment group carries out networking communication with the target LoRa base station based on the target communication frequency point.
4. The networking method of LoRa devices of claim 3, wherein the step of networking communication between each target LoRa terminal in the target LoRa device group and the target LoRa base station based on the target communication frequency point specifically includes:
any LoRa terminal broadcasts registration information based on different communication frequency points in sequence until the communication frequency point of any LoRa terminal is consistent with the target communication frequency point, so that the target LoRa base station receives the registration information; the registration information comprises equipment information of any LoRa terminal;
and the target LoRa base station detects whether the equipment information of any LoRa terminal is consistent with the networking information table stored by the target LoRa base station, and if so, the communication connection between the target LoRa base station and any LoRa terminal is established.
5. The networking method of an LoRa device according to claim 1, wherein after the step of obtaining the device information and the address information of the LoRa base station and the LoRa terminal in the same LoRa device group within the preset area to generate the networking information table corresponding to each LoRa device group, the networking method further comprises:
sending the networking information table to a cloud server;
the step of allocating corresponding communication frequency points to each LoRa device group according to all networking information tables specifically includes:
and the cloud server allocates corresponding communication frequency points to each LoRa equipment group according to all networking information tables.
6. The utility model provides a networking system of loRa equipment, networking system includes two at least loRa equipment groups, and every loRa equipment group includes 1 loRa basic station and a plurality of loRa terminal, its characterized in that, networking system includes:
the networking information table generating module is used for acquiring equipment information and address information of an LoRa base station and an LoRa terminal in the same LoRa equipment group in a preset area range to generate a networking information table corresponding to each LoRa equipment group;
the communication frequency point distribution module is used for distributing corresponding communication frequency points to each LoRa equipment group according to all networking information tables;
and the LoRa base station and the LoRa terminal in each LoRa equipment group are used for carrying out networking communication based on the corresponding communication frequency point and the networking information table.
7. The networking system of LoRa devices of claim 6, wherein the communication frequency point allocating module is configured to allocate different communication frequency points to any LoRa device group and LoRa device groups within a preset distance range from the LoRa device group according to the address information.
8. The networking system of LoRa devices as recited in claim 6, wherein the networking system further comprises a first sending module;
the first sending module is used for sending the target communication frequency point and the networking information table to a target LoRa base station in a corresponding target LoRa equipment group;
each target LoRa terminal in the target LoRa equipment group is used for carrying out networking communication with the target LoRa base station based on the target communication frequency point.
9. The networking system of LoRa devices of claim 8, wherein any LoRa terminal is configured to broadcast registration information based on different communication frequency points in sequence until the communication frequency point of any LoRa terminal is consistent with the target communication frequency point, so that the target LoRa base station receives the registration information; the registration information comprises equipment information of any LoRa terminal;
the target LoRa base station is used for detecting whether the equipment information of any LoRa terminal is consistent with the networking information table stored by the target LoRa base station, and if yes, the communication connection between the target LoRa base station and any LoRa terminal is established.
10. The networking system of LoRa devices of claim 6, further comprising a second sending module and a cloud server:
the second sending module is used for sending the networking information table to a cloud server;
and the cloud server is used for allocating corresponding communication frequency points to each LoRa equipment group according to all networking information tables.
11. A computer-readable storage medium, on which a computer program is stored, which program, when being executed by a processor, is adapted to carry out the steps of the networking method of an LoRa device according to any of claims 1 to 5.
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