CN110602768A - Intelligent Internet of things gateway method and device fusing multiple types of data transmission protocols - Google Patents
Intelligent Internet of things gateway method and device fusing multiple types of data transmission protocols Download PDFInfo
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- CN110602768A CN110602768A CN201911103458.9A CN201911103458A CN110602768A CN 110602768 A CN110602768 A CN 110602768A CN 201911103458 A CN201911103458 A CN 201911103458A CN 110602768 A CN110602768 A CN 110602768A
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- 238000000034 method Methods 0.000 title claims abstract description 14
- 238000004891 communication Methods 0.000 claims abstract description 48
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- 238000005516 engineering process Methods 0.000 description 5
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- 238000010923 batch production Methods 0.000 description 2
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- 238000012423 maintenance Methods 0.000 description 2
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- DIWRORZWFLOCLC-UHFFFAOYSA-N Lorazepam Chemical compound C12=CC(Cl)=CC=C2NC(=O)C(O)N=C1C1=CC=CC=C1Cl DIWRORZWFLOCLC-UHFFFAOYSA-N 0.000 description 1
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Classifications
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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
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/08—Configuration management of networks or network elements
- H04L41/0803—Configuration setting
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- 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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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/02—Arrangements for optimising operational condition
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/18—Selecting a network or a communication service
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/16—Gateway arrangements
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Abstract
The invention provides an intelligent Internet of things gateway method and device fusing multiple types of data transmission protocols, which can realize flexible adaptation of various protocols by loading different communication boards through a set of unified hardware system without independently producing and maintaining hardware equipment for each communication mode, realize the effect of unified transmission of a set of hardware, a software version and multiple data protocols, enable the Internet of things gateway hardware to be universal, standardized and unified, realize the characteristics of on-demand combination, rapid deployment and software configuration-free and maintenance-free of Internet of things sensing services, greatly improve the service deployment capability and effectively reduce the labor cost.
Description
Technical Field
The invention relates to the technical field of intelligent Internet of things gateways, in particular to an intelligent Internet of things gateway method and device fusing multiple types of data transmission protocols.
Background
At present, the data transmission mode of the internet of things gateway generally adopts NB-IOT technology or LoRa technology, and the traditional 2GGPRS mode transmission is still adopted due to the problem of communication coverage in part of scenes. In the above transmission mode, NB-IOT relates to multiple communication frequency bands and systems of three operators, and the data plane is subdivided into CoAP mode forwarded through the operator platform, UDP mode directly transmitted, and the like.
In summary, there are five different characteristics of different transmission formats of the internet of things gateway (IMEI format represents public mobile communication/DEVEUI format represents LoRa private network), different formats (NB/2G/LoRa), different operators (telecom/mobile/unicom/ad hoc network), different platforms (operator internet of things platform/LoRaNS platform/transparent transmission), different protocols (TCP/UDP/CoAP/HTTP), and the like. Due to the coexistence of various scenes and various transmission protocols, in the prior art, the method can only be distinguished layer by layer from hardware and software layers, and each specific configuration mode is detailed. Independent hardware customization is carried out for each basic system, version customization development is carried out according to different specific protocols and different operators, great troubles are brought to aspects of research and development design, batch production, quality control management, software version management, installation and debugging, after-sale maintenance and the like of products, and the scale popularization and application of the technology of the Internet of things industry are limited to a certain extent.
Disclosure of Invention
The invention provides an intelligent Internet of things gateway method and device fusing multiple types of data transmission protocols, which can realize flexible adaptation of various protocols by loading different communication boards through a set of unified hardware system without independently producing and maintaining hardware equipment for each communication mode, and solves the problems that the existing Internet of things gateway cannot adapt to multiple communication protocols and cannot be deployed quickly.
An intelligent Internet of things gateway method and device fusing multi-class data transmission protocols comprises a communication board and basic hardware, wherein the communication board comprises a communication module, an antenna, a communication substrate and a pin code; the basic hardware consists of an MCU, an acquisition module and a power supply module; the utility model discloses a communication base plate, including basic hardware and communication board, MCU through the type and the model of a set of characteristic pin foot signal discernment communication base plate between basic hardware and the communication board, MCU through the formation of characteristic pin foot signal discernment communication module, collection module carries out data acquisition through loading communication module.
An intelligent Internet of things gateway method and device fusing multiple types of data transmission protocols comprises the following working steps: step 1, after the gateway of the Internet of things is powered on, the type and the model of a communication substrate are identified between basic hardware and a communication board through a group of characteristic pin signals, a communication module camp is identified through the characteristic pin signals, the communication module camp is divided into an IMEI camp and a DEVEUI camp, and a specific system is identified through an interface pin signal, so that a program module needing to be loaded is determined;
the invention realizes intelligent transmission of multiple data protocols by identifying communication boards of different systems through a set of unified basic hardware, thereby avoiding the problem of intelligent transmission of multiple data protocols
The trouble of individually customizing basic hardware for each different communication requirement is realized, and the system realizes batch production, has a modular structure and is combined according to requirements
The advantage of (1).
Step 2, after the MCU of the gateway of the Internet of things is powered on, starting a boot layer, determining the content of a specific loaded main program according to the identified characteristic pin code by the boot layer so as to realize the loading of a modularized program, finishing the drive loading of a communication module part after the main program is started, and entering a selection stage;
the invention realizes the loading according to different communication boards, different communication systems and different operators by a modularized program loading technology
Corresponding configuration and strategy effects do not need personnel on-site configuration or pre-configuration, and manual maintenance cost is greatly reduced.
And 3, after the modularized program is loaded, the gateway of the Internet of things can perform corresponding dynamic configuration loading according to the information returned by the main program.
The step 3 specifically includes: for IMEI marketing equipment: and the Internet of things gateway identifies the operator information according to the access point APN information returned by the communication module, loads the preset operator platform address, protocol and port number and completes the automatic network access of the operator Internet of things platform.
For DEVEUI marketing devices: and the gateway of the Internet of things respectively makes network access attempts on 8 groups of LoRa frequency point information set by preselection according to the model information of the communication module. Once successfully accessing the network, the equipment does not change the frequency point any more and does continuous data transmission. If all the frequency points traverse 3 times, the network still can not be accessed, the equipment enters a dormant state, and the network access is tried again after one day.
The invention realizes the self-adaptive network access to different networks by a dynamic configuration loading technology, can automatically identify operators for NB-IOT series modules, and is automatically connected to the platform address; for the LoRa series module, 8 groups of preset frequency points can be dynamically loaded to make an automatic network access attempt, so that the problems that the LoRa equipment needs parameter prediction, is tested in advance, is produced according to an order, and cannot be modified in configuration and solidification are solved.
Drawings
Fig. 1 is a hardware composition diagram of an intelligent internet of things gateway method and device fusing multiple types of data transmission protocols.
Fig. 2 is a working flow diagram of an intelligent internet of things gateway method and device system fusing multiple types of data transmission protocols.
Fig. 3 is an internet of things transmission protocol diagram illustrating an intelligent internet of things gateway method and apparatus fusing multiple types of data transmission protocols.
Detailed Description
In order to make technicians better understand the scheme of the present invention, the present invention will be clearly and more specifically described below by taking an example according to a field implementation environment and a specific application scenario, fig. 3 is a system work flow diagram of an intelligent internet of things gateway of a multiple data transmission protocol provided by an embodiment of the present invention, and the following description is given by taking an NB-IOT device and a LoRaWAN device as examples.
Example 1: for NB-IOT equipment, the intelligent Internet of things gateway can automatically identify operators and automatically connect to platform addresses, and the steps are as follows:
step 1, powering on equipment, loading and starting Boot, detecting by an MCU through a characteristic pin electrical signal, identifying the equipment as IMEI (international mobile equipment identity) marketing equipment, and identifying the module type as a full-network communication module;
step 2, the MCU loads a main program of an NB full-network version, and the main program identifies a communication module and finishes starting; step 3, the module reads APN information in the NB internet of things card and sends the APN information to the MCU; step 4, the main program judges that the access mode is a telecommunication NB through APN information, and selects a configuration file of the telecommunication NB to load (the data transmission address is set to 180.101.147.115, the port is 5683, and the protocol type is CoAP); and 5, sending the data to a southbound interface of the telecommunication Internet of things platform, and completing network access.
Example 2: for LoRaWAN equipment, the intelligent Internet of things gateway can dynamically load preset 8 groups of frequency points to perform automatic network access attempt, so that the problems that the LoRa equipment needs parameter prediction, is tested in advance, is produced according to an order, cannot be modified due to configuration and solidification and the like are solved, and the method comprises the following steps: step 1, powering on equipment, loading and starting Boot, detecting an MCU (microprogrammed control unit) through a characteristic pin electric signal, and identifying that the equipment is DEVEUI (device development environment) array equipment and the module type is a LoRaWAN (LoRaWAN) module;
step 2, loading a main program of a LoRaWAN version by the MCU, and identifying a communication module and finishing starting by the main program;
step 3, the main program controls the LoRaWAN module to try to access the network in sequence according to 8 preset sets of frequency point groups (CN 470-510 frequency bands) through AT commands;
step 4, A: if the attempt of network access is successful and the data transmission is successful, the main program writes the current network access frequency point group into the configuration file. If the equipment can not successfully access the network for 3 days, the equipment retries to access the network according to the frequency point group rotation training rule; b: if 8 sets of frequency point groups (CN 470-510 frequency bands) try to access the network for 3 times in sequence, the network still cannot be accessed, the network access failure is judged, the equipment enters a sleep mode, and the network access is tried again after 24 hours;
and step 5, sending the data to a LoRaWAN base station, recording and checking the data by the NS platform, and completing network access.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
Claims (3)
1. An intelligent Internet of things gateway device fusing multiple types of data transmission protocols is composed of a communication board and basic hardware, and is characterized in that the communication board is composed of a communication module, a communication substrate and pin codes; the basic hardware consists of an MCU, an acquisition module and a power supply module; the utility model discloses a communication base plate, including basic hardware and communication board, MCU through the type and the model of a set of characteristic pin foot signal discernment communication base plate between basic hardware and the communication board, MCU through the formation of characteristic pin foot signal discernment communication module, collection module carries out data acquisition through loading communication module.
2. An intelligent Internet of things gateway method fusing multiple types of data transmission protocols is characterized by comprising the following working steps: step 1, after the gateway of the Internet of things is powered on, the type and the model of a communication substrate are identified between basic hardware and a communication board through a group of characteristic pin signals, a communication module camp is identified through the characteristic pin signals, the communication module camp is divided into an IMEI camp and a DEVEUI camp, and a specific system is identified through an interface pin signal, so that a program module needing to be loaded is determined;
step 2, after the MCU of the gateway of the Internet of things is powered on, starting a boot layer, determining the content of a specific loaded main program according to the identified characteristic pin code by the boot layer so as to realize the loading of a modularized program, finishing the drive loading of a communication module part after the main program is started, and entering a selection stage;
and 3, after the modularized program is loaded, the gateway of the Internet of things can perform corresponding dynamic configuration loading according to the information returned by the main program.
3. The method according to claim 2, wherein the step 3 specifically includes: for IMEI marketing equipment: the Internet of things gateway identifies operator information according to access point APN information returned by the communication module, loads a preset operator platform address, a preset protocol and a preset port number, and completes automatic network access of an operator Internet of things platform;
for DEVEUI marketing devices: the internet of things gateway conducts network access attempts on 8 groups of preset LoRa frequency point information according to the model information of the communication module; once the network is successfully accessed, the equipment does not change the frequency point any more and performs continuous data transmission; if all the frequency points traverse 3 times, the network still can not be accessed, the equipment enters a dormant state, and the network access is tried again after one day.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112311859A (en) * | 2020-10-19 | 2021-02-02 | 银盛通信有限公司 | Method and system for integrating data and processing interface of Internet of things card |
| CN112367330A (en) * | 2020-11-17 | 2021-02-12 | 四川天邑康和通信股份有限公司 | Method and system for compatibility of multiple data models on router/CPE (customer premises equipment) |
| CN115766429A (en) * | 2022-11-04 | 2023-03-07 | 珠海格力电器股份有限公司 | Matching method and device of system and edge computing gateway |
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| CN115766429A (en) * | 2022-11-04 | 2023-03-07 | 珠海格力电器股份有限公司 | Matching method and device of system and edge computing gateway |
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Denomination of invention: An intelligent IoT gateway method and device that integrates multiple types of data transmission protocols Granted publication date: 20201201 Pledgee: Nanjing Branch of Jiangsu Bank Co.,Ltd. Pledgor: JIANGSU DONGZHOU IOT TECHNOLOGY CO.,LTD. Registration number: Y2024980011595 |
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