CN109495233A - A kind of high-effective data collecting system and control method based on LoRaWAN agreement - Google Patents
A kind of high-effective data collecting system and control method based on LoRaWAN agreement Download PDFInfo
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- CN109495233A CN109495233A CN201811633193.9A CN201811633193A CN109495233A CN 109495233 A CN109495233 A CN 109495233A CN 201811633193 A CN201811633193 A CN 201811633193A CN 109495233 A CN109495233 A CN 109495233A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/66—Arrangements for connecting between networks having differing types of switching systems, e.g. gateways
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/14—Two-way operation using the same type of signal, i.e. duplex
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
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- 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
- Y02D30/50—Reducing energy consumption in communication networks in wire-line communication networks, e.g. low power modes or reduced link rate
Abstract
The invention discloses a kind of high-effective data collecting system and control method based on LoRaWAN agreement, high-effective data collecting system includes LoRaWAN application server, LoRaWAN network server, LoRaWAN gateway or bridge, LoRaWAN communications dispatching management module, LoRaWAN full duplex gateway, LoRaWAN section group, and a kind of control method of the high-effective data collecting system based on LoRaWAN agreement includes the following steps: that step 1:LoRaWAN node networks；Step 2:LoRaWAN communication channel management and node distribution；Step 3:LoRaWAN communication scheduling.Present invention greatly enhances data throughouts, greatly improve channel utilization, so that data throughout and real-time are all improved, communication frequency are made to have reached Millisecond, so as to apply the application scenarios in industrial site.
Description
Technical field
The present invention relates to wireless communication technology fields, and in particular to a kind of high efficient data capture based on LoRaWAN agreement
System and control method.
Background technique
In recent years with the continuous heating that Internet of Things is applied, LoRaWAN technology starts known to more and more companies, and
Start to put into a large amount of manpower and material resources and deeply researches and develops its relevant technologies.But existing LoRaWAN node is with ALOHA mechanism work
Make, is only applicable to low rate, the inefficient data acquisition applications scene of low data bulk, significantly limits answering for LoRaWAN technology
Use scene.Application scenarios especially are monitored in industrial site, the frequency requirement of data acquisition is higher, and frequency acquisition is generally wanted
It asks and reaches second grade even Millisecond.With the working mechanism of current LoRaWAN agreement, it is unable to satisfy the demand of industry spot monitoring.
Summary of the invention
The purpose of the present invention is overcoming the shortcomings of existing LoRaWAN technology, provide a kind of based on the efficient of LoRaWAN agreement
Data collection system and control method.
In order to achieve the above object, the present invention is achieved by the following technical solutions:
A kind of high-effective data collecting system based on LoRaWAN agreement, including LoRaWAN application server, LoRaWAN net
Network server, LoRaWAN gateway or bridge, LoRaWAN communications dispatching management module, LoRaWAN full duplex gateway, LoRaWAN section
Group, the LoRaWAN application server, LoRaWAN network server all with LoRaWAN communications dispatching management module phase intercommunication
Letter, the LoRaWAN application server is in communication with each other with LoRaWAN network server, LoRaWAN network server and
LoRaWAN gateway or bridge is in communication with each other, and the LoRaWAN gateway or bridge is in communication with each other with LoRaWAN full duplex gateway, described
LoRaWAN section group is in communication with each other with LoRaWAN full duplex gateway, and the LoRaWAN section group includes several LoRaWAN nodes.
LoRaWAN full duplex gateway includes MCU, radio-frequency module, interface, and the radio-frequency module, interface all connect MCU.
Radio-frequency module includes SX1301 radio-frequency module, SX1278 radio-frequency module, the interface include Ethernet interface,
RS232/485 interface.
A kind of control method of the high-effective data collecting system based on LoRaWAN agreement, includes the following steps: step 1:
LoRaWAN node networks；
Step 2:LoRaWAN communication channel management and node distribution；
Step 3:LoRaWAN communication scheduling.
A kind of control method of the high-effective data collecting system based on LoRaWAN agreement, the LoRaWAN node, which networks, to be wrapped
Include following steps:
S11:LoRaWAN node initiates the request that networks after powering on；
The networking request message received is transmitted to LoRaWAN gateway or bridge by S12:LoRaWAN full duplex gateway；S13:
The networking request message received is converted into LoRaWAN standard agreement and is transmitted to LoRaWAN network by LoRaWAN gateway or bridge
Server and LoRaWAN communications dispatching management module；
S14:LoRaWAN network server is according to the networking request message of LoRaWAN node to LoRaWAN application server
Whether confirmation node add in system, if LoRaWAN application server confirmation node adds in system, jumps to step
Rapid S11, otherwise LoRaWAN network server sends the message of accepting confirmation of networking and gives LoRaWAN gateway or bridge；
S15:LoRaWAN gateway or bridge converts the message to protocol format and is sent to LoRaWAN full duplex gateway；S16:
LoRaWAN full duplex gateway transmits the message to LoRaWAN node, if LoRaWAN node receives networking confirmation message, networks
It completes, otherwise LoRaWAN node can network again after a certain time.
A kind of control method of the high-effective data collecting system based on LoRaWAN agreement, the LoRaWAN communication channel pipe
Reason and node distribution include the following steps:
After a11:LoRaWAN communications dispatching management module receives the networking request message of LoRaWAN node, asked from networking
The channel configuration information for extracting LoRaWAN full duplex gateway in message is sought, channel information is established, the channel information includes to make
With the node listing information of this channel and the current node number for initiating poll；
A12: the LoRaWAN node of this new networking is assigned on the smallest channel of node listing length, this channel is added
Node listing end.
A kind of control method of the high-effective data collecting system based on LoRaWAN agreement, the LoRaWAN communication scheduling packet
Include following steps:
The channel information established in the real-time checking step a11 of b11:LoRaWAN communications dispatching management module, LoRaWAN are logical
Letter dispatching management module extracts the node number for currently needing to initiate poll in each channel information, and sends to these node numbers
Polling request；
B12:, will be to this channel information if LoRaWAN communications dispatching management module has received receiveing the response for node
Next node number initiate poll；It, also will be to this channel information if not receiving receiveing the response for node within a specified time
Next node number initiates poll.
Beneficial effects of the present invention are as follows: the present invention has carried out extension to LoRaWAN gateway and has been transformed into LoRaWAN full duplex
Gateway can be worked with full duplex mode, greatly improve data throughout；The present invention is by LoRaWAN node by letter
Road mean allocation, greatly improves channel utilization, so that data throughout and real-time are all improved；This system passes through
The handling capacity that whole system system is promoted using new working mechanism, using to LoRaWAN gateway to be transformed into LoRaWAN complete
Duplexing gateway reaches twice so as to handle new information, message throughput up and down simultaneously, communication frequency is made to have reached millisecond
Grade, so as to apply in the application scenarios in industrial site.
Detailed description of the invention
Fig. 1 is system block diagram of the invention；
Fig. 2 is the system block diagram of LoRaWAN full duplex gateway.
Specific embodiment
Technical solution of the present invention is described further with reference to the accompanying drawings of the specification:
Embodiment 1:
As shown in Figure 1 and Figure 2, a kind of high-effective data collecting system based on LoRaWAN agreement, including LoRaWAN application clothes
Business device 1, LoRaWAN network server 2, LoRaWAN gateway or bridge 3, LoRaWAN communications dispatching management module 4, LoRaWAN are complete
Duplexing gateway 5, LoRaWAN section group, the LoRaWAN application server 1, LoRaWAN network server 2 are all logical with LoRaWAN
Letter dispatching management module 4 is in communication with each other, and the LoRaWAN application server 1 and LoRaWAN network server 2 is in communication with each other, institute
It states LoRaWAN network server 2 and LoRaWAN gateway or bridge 3 to be in communication with each other, the LoRaWAN gateway or bridge 3 and LoRaWAN
Full duplex gateway 5 is in communication with each other, and the LoRaWAN section group is in communication with each other with LoRaWAN full duplex gateway 5, the LoRaWAN section
Group includes several LoRaWAN nodes 6.LoRaWAN full duplex gateway 5 includes MCU51, radio-frequency module, interface, the radio frequency mould
Block, interface all connect MCU51.Radio-frequency module includes SX1301 radio-frequency module 52, SX1278 radio-frequency module 53, and the interface includes
Ethernet interface 54, RS232/485 interface 55.
LoRaWAN application server 1, LoRaWAN network server 2, LoRaWAN gateway or bridge 3, LoRaWAN communication are adjusted
Spend the LoRaWAN holonomic system that management module 4, LoRaWAN full duplex gateway 5, LoRaWAN node 6 constitute standard, LoRaWAN
Communications dispatching management module 4 is communicated with LoRaWAN application server 1, LoRaWAN network server 2, realize to channel and
The management and scheduling of node.
LoRaWAN node 6 by wireless communication mode via LoRaWAN full duplex gateway 5, LoRaWAN gateway or bridge 3 with
LoRaWAN network server 2 establishes communication channel, and LoRaWAN node 6 is sent through thus channel to LoRaWAN network server 2
Data, LoRaWAN network server 2 send data to LoRaWAN node 6 through thus channel.LoRaWAN application server 1 with
Communication is responsible for transfer by LoRaWAN network server 2 between LoRaWAN node.
LoRaWAN communications dispatching management module 4 with the communication interface of LoRaWAN network server 2 by being registered to
LoRaWAN nodal information, LoRaWAN gateway information, LoRaWAN gateway channels information in system, and these information are carried out
Unified management.LoRaWAN communications dispatching management module 4 establishes channel list according to the channel configuration information of gateway, and LoRaWAN is logical
The LoRaWAN node of all registrations is uniformly distributed in each channel list by letter dispatching management module 4.LoRaWAN communication
Dispatching management module 4 sends poll by node of the communication interface timing into each channel with LoRaWAN application server
Instruction.LoRaWAN communications dispatching management module 4 can safeguard the node that each channel is distributed, on each channel, in order by
A poll initiated to node.LoRaWAN node is collected when receiving poll instruction to the transmission of LoRaWAN network server 2
Data in response.
LoRaWAN node checks in data whether are the destination address that carries and the address of oneself after receiving poll instruction
Unanimously, oneself acquisition is sent to LoRaWAN network server to data if consistent, does not otherwise do response.LoRaWAN
Communications dispatching management module 4 can wait the reply of node side after sending poll instruction, reply in the poll for receiving node or
After waiting time-out, LoRaWAN network server poll next node is dispatched.Include frame number in poll director data, uses
In the current frame number of mark.The functions such as data re-transmission, data deduplication may be implemented using this frame number.LoRaWAN full duplex gateway
The message of 8 channels is supported to receive parallel, so LoRaWAN communications dispatching management module 4 can be simultaneously to 8 channel sending nodes
Polling order.Since LoRaWAN gateway only supports semiduplex mode, receive when can not send, send when without
Method receives, it is transformed in the present invention, increases SX1278LoRa radio-frequency module on gateway hardware dedicated for sending, passes through
This transformation, LoRaWAN full duplex gateway can be received and transmitted simultaneously, can work in the full-duplex mode.
A kind of control method of the high-effective data collecting system based on LoRaWAN agreement, includes the following steps:
Step 1:LoRaWAN node 6 networks；
Step 2:LoRaWAN communication channel management and node distribution；
Step 3:LoRaWAN communication scheduling.
The networking of LoRaWAN node 6 includes the following steps:
S11:LoRaWAN node 6 initiates the request that networks after powering on；
The networking request message received is transmitted to LoRaWAN gateway or bridge 3 by S12:LoRaWAN full duplex gateway 5；
The networking request message received is converted into LoRaWAN standard agreement and forwarded by S13:LoRaWAN gateway or bridge 3
To LoRaWAN network server 2 and LoRaWAN communications dispatching management module 4；
S14:LoRaWAN network server 2 is according to the networking request message of LoRaWAN node 6 to LoRaWAN application service
Device 1 confirms that whether node adds in system, if LoRaWAN application server 1 confirms that node adds in system, jumps
To step S11, otherwise LoRaWAN network server 2, which sends to network, accepts confirmation message to LoRaWAN gateway or bridge 3；
S15:LoRaWAN gateway or bridge 3 converts the message to protocol format and is sent to LoRaWAN full duplex gateway 5；
S16:LoRaWAN full duplex gateway 5 transmits the message to LoRaWAN node 6, if LoRaWAN node 6 receives networking
Confirmation message, then network completion, and otherwise LoRaWAN node 6 can network again after a certain time.
The LoRaWAN communication channel management and node distribution include the following steps:
After a11:LoRaWAN communications dispatching management module 4 receives the networking request message of LoRaWAN node 6, from networking
The channel configuration information that LoRaWAN full duplex gateway 5 is extracted in request message establishes channel information, the channel information packet
Containing the node listing information for using this channel and the current node number for initiating poll；
A12: the LoRaWAN node 6 of this new networking is assigned on the smallest channel of node listing length, this channel is added
Node listing end.
The LoRaWAN communication scheduling includes the following steps:
The channel information established in the real-time checking step a11 of b11:LoRaWAN communications dispatching management module 4, LoRaWAN are logical
Letter dispatching management module 4 extracts the node number for currently needing to initiate poll in each channel information, and sends out to these node numbers
Send polling request；
B12:, will be to this channel information if LoRaWAN communications dispatching management module 4 has received receiveing the response for node
Next node number initiate poll；It, also will be to this channel information if not receiving receiveing the response for node within a specified time
Next node number initiates poll.
The present invention has carried out extension to LoRaWAN gateway and has been transformed into LoRaWAN full duplex gateway, can be with full duplex
Mode works, and greatly improves data throughout；LoRaWAN node is pressed channel mean allocation by the present invention, is greatlyd improve
Channel utilization, so that data throughout and real-time are all improved；This system is promoted by using new working mechanism
The handling capacity of whole system system is transformed into LoRaWAN full duplex gateway using to LoRaWAN gateway, so as to
New information, message throughput up and down are handled simultaneously to reach twice, so that communication frequency has been reached Millisecond, so as to apply
In the application scenarios of industrial site.
It should be noted that listed above is only a kind of specific embodiment of the invention.It is clear that the invention is not restricted to
Upper embodiment, can also be there are many deforming, in short, those skilled in the art can directly lead from present disclosure
Out or all deformations for associating, it is considered as protection scope of the present invention.
Claims (7)
1. a kind of high-effective data collecting system based on LoRaWAN agreement, which is characterized in that including LoRaWAN application server
(1), LoRaWAN network server (2), LoRaWAN gateway or bridge (3), LoRaWAN communications dispatching management module (4),
LoRaWAN full duplex gateway (5), LoRaWAN section group, the LoRaWAN application server (1), LoRaWAN network server
(2) it is all in communication with each other with LoRaWAN communications dispatching management module (4), the LoRaWAN application server (1) and LoRaWAN net
Network server (2) is in communication with each other, and the LoRaWAN network server (2) is in communication with each other with LoRaWAN gateway or bridge (3), described
LoRaWAN gateway or bridge (3) is in communication with each other with LoRaWAN full duplex gateway (5), and the LoRaWAN section group and LoRaWAN are entirely double
Work gateway (5) is in communication with each other, and the LoRaWAN section group includes several LoRaWAN nodes (6).
2. a kind of high-effective data collecting system based on LoRaWAN agreement according to claim 1, which is characterized in that described
LoRaWAN full duplex gateway (5) includes MCU (51), radio-frequency module, interface, and the radio-frequency module, interface all connect MCU (51).
3. a kind of high-effective data collecting system based on LoRaWAN agreement according to claim 1, which is characterized in that described
Radio-frequency module includes SX1301 radio-frequency module (52), SX1278 radio-frequency module (53), the interface include Ethernet interface (54),
RS232/485 interface (55).
4. a kind of control method of the high-effective data collecting system based on LoRaWAN agreement, which is characterized in that including walking as follows
It is rapid:
Step (1): LoRaWAN node (6) networks；
Step (2): the management of LoRaWAN communication channel and node distribution；
Step (3): LoRaWAN communication scheduling.
5. a kind of control method of the high-effective data collecting system based on LoRaWAN agreement according to claim 4, feature
It is, the LoRaWAN node (6), which networks, to be included the following steps:
S11:LoRaWAN node (6) initiates the request that networks after powering on；
The networking request message received is transmitted to LoRaWAN gateway or bridge (3) by S12:LoRaWAN full duplex gateway (5)；
The networking request message received is converted into LoRaWAN standard agreement and is transmitted to by S13:LoRaWAN gateway or bridge (3)
LoRaWAN network server (2) and LoRaWAN communications dispatching management module (4)；
S14:LoRaWAN network server (2) is according to the networking request message of LoRaWAN node (6) to LoRaWAN application service
Whether device (1) confirmation node add in system, if LoRaWAN application server (1) confirmation node adds in system,
Step S11 is then jumped to, otherwise LoRaWAN network server (2) sends the message of accepting confirmation of networking and gives LoRaWAN gateway or bridge
(3)；
S15:LoRaWAN gateway or bridge (3) converts the message to protocol format and is sent to LoRaWAN full duplex gateway (5)；
S16:LoRaWAN full duplex gateway (5) transmits the message to LoRaWAN node (6), if LoRaWAN node (6) receive into
Net confirmation message, then network completion, and otherwise LoRaWAN node (6) can network again after a certain time.
6. a kind of control method of the high-effective data collecting system based on LoRaWAN agreement according to claim 4, feature
It is, the LoRaWAN communication channel management and node distribution include the following steps:
After a11:LoRaWAN communications dispatching management module (4) receives the networking request message of LoRaWAN node (6), from networking
The channel configuration information that LoRaWAN full duplex gateway (5) is extracted in request message establishes channel information, the channel information
Comprising the node listing information using this channel and currently initiating the node number of poll；
A12: the LoRaWAN node (6) of this new networking is assigned on the smallest channel of node listing length, this channel is added
Node listing end.
7. a kind of control method of the high-effective data collecting system based on LoRaWAN agreement according to claim 6, feature
It is, the LoRaWAN communication scheduling includes the following steps:
The channel information established in the real-time checking step a11 of b11:LoRaWAN communications dispatching management module (4), LoRaWAN communication
Dispatching management module (4) extracts the node number for currently needing to initiate poll in each channel information, and sends out to these node numbers
Send polling request；
B12:, will be to this channel information if LoRaWAN communications dispatching management module (4) has received receiveing the response for node
Next node number initiates poll；It, also will be under this channel information if not receiving receiveing the response for node within a specified time
One node number initiates poll.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2018105066200 | 2018-05-24 | ||
| CN201810506620.0A CN108809608A (en) | 2018-05-24 | 2018-05-24 | A kind of high-effective data collecting system and control method based on LoRaWAN agreements |
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| CN201810506620.0A Withdrawn CN108809608A (en) | 2018-05-24 | 2018-05-24 | A kind of high-effective data collecting system and control method based on LoRaWAN agreements |
| CN201811633193.9A Pending CN109495233A (en) | 2018-05-24 | 2018-12-29 | A kind of high-effective data collecting system and control method based on LoRaWAN agreement |
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| CN111182508A (en) * | 2020-01-03 | 2020-05-19 | 宁波方太厨具有限公司 | LoRa communication network and communication method thereof |
| CN113238499A (en) * | 2021-04-28 | 2021-08-10 | 南京工程学院 | Full-duplex narrow-band Internet of things general data acquisition device and method under symmetric channel |
| CN114500677A (en) * | 2021-12-29 | 2022-05-13 | 广东信尚安物联科技有限公司 | LoRaWAN protocol communication converter and communication method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110278617B (en) * | 2019-06-21 | 2020-12-11 | 浙江理工大学 | Time division multiple access-based LoRaWAN channel conflict avoidance method |
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| Publication number | Publication date |
|---|---|
| CN108809608A (en) | 2018-11-13 |
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