Data transmission method for converging multi-source data based on network edge nodes

Abstract

According to the data transmission method for converging the multi-source data based on the network edge nodes, the speed and efficiency of information transmission are remarkably improved by quickly establishing a bidirectional satellite link between an emergency communication network and a command center, and the communication bottleneck caused by geographical environment and infrastructure limitation is solved. The integration of the converged communication portable box ensures that the communication requirements under multiple scenes are met, and data convergence and preprocessing optimize the efficiency and safety of data transmission. The invention further provides a data transmission system for converging the multi-source data based on the network edge nodes, the system can quickly respond to the requirements of emergency command and production scheduling, real-time and accurate information support is provided through convergence, processing and analysis of the multi-source data, the efficiency and effect of emergency response are greatly improved, and the system is suitable for popularization and application. Meanwhile, the security and confidentiality of data transmission are ensured; the system design gives consideration to flexibility, compatibility and intelligence, and the overall emergency management level and production capacity are improved.

Description

Technical Field

[0001] The present invention relates to the technical field of communications, and in particular to a data transmission method based on aggregating multi-source data at a network edge node. Background Art

[0002] In the traditional emergency command and production scheduling process, the communication between the site and the command center is often limited by the geographical environment and infrastructure conditions, resulting in poor information transmission and slow response. With the development of science and technology, the emergence of emerging technologies such as satellite communications, 4G / 5G mobile networks, Internet of Things technology, and cloud computing has provided a possible solution to this problem. However, how to effectively integrate these technologies to achieve fast and secure transmission of multi-source data has become a key issue that needs to be solved urgently.

[0003] In the existing technology, although there are some emergency communication solutions, such as satellite communication systems and mobile base stations, they often operate independently and lack effective data aggregation and fusion mechanisms, and cannot meet the communication needs in complex environments. In addition, the security and real-time nature of the data are not fully guaranteed. Summary of the invention

[0004] In order to solve the above technical problems, the first object of the present invention is to provide a data transmission method based on aggregating multi-source data at network edge nodes, which aims to achieve efficient and secure data transmission by integrating multiple communication means. The second object of the present invention is to provide a data transmission system based on aggregating multi-source data at network edge nodes.

[0005] The first object of the present invention is implemented by the following technical solutions:

[0006] A data transmission method based on aggregating multi-source data at a network edge node comprises the following steps:

[0007] S1: Deploy satellite communication modules and ground stations, use satellite communication systems to quickly establish an emergency communication network in the designated area, and achieve satellite link connection with the command center;

[0008] S2: Establish a converged communication module and integrate a converged communication portable box to achieve real-time data collection and transmission;

[0009] S3: Set up a security terminal at the edge node of the network to aggregate data from different sources through the security terminal;

[0010] S4: Install the data preprocessor. Before implementing data aggregation, the security terminal performs data preprocessing;

[0011] S5: Configure the protocol gateway and use it to realize the integration and intercommunication of OpenSIP protocol and various communication links;

[0012] S6: Deploy a multi-data fusion platform to achieve the integration of video surveillance and video conferencing;

[0013] S7: Establish edge storage and intelligent analysis units, configure local storage units at network edge nodes to cache data when the network connection is unstable to ensure data integrity;

[0014] S8: Integrated SDN controller, using SDN technology to achieve flexible scheduling and optimal configuration of network resources.

[0015] Preferably, the satellite communication system described in step S1 is a satellite convenient base station or a vehicle-mounted satellite base station.

[0016] Preferably, the communication portable box described in step S2 integrates a protocol converter, a small satellite receiver, a 4G / 5G modem, a Wi-Fi hotspot, and a GPS positioning module, supports multiple protocols, and integrates satellite communication, 4G / 5G mobile networks, Internet of Things technology, and cloud computing technology.

[0017] Preferably, the security terminal described in step S3 adopts the national encryption standard SM2, SM3, SM4 encryption algorithm.

[0018] Preferably, the security terminal data preprocessing method described in step S4 includes data compression, redundancy removal and format conversion.

[0019] Preferably, the multiple communication links described in step S5 specifically include terrestrial optical fiber networks, satellite networks, ad hoc networks, cluster communication networks, and frame relay T1 / E1 networks; and support access by terminal devices with Android operating systems and HarmonyOS operating systems.

[0020] Preferably, the multivariate data fusion platform described in step S6 supports the access of data sources of smart terminals and drones, and uses cloud audio and video technology for data integration and business integration.

[0021] Preferably, step S7 also includes an existing AI-based intelligent analysis unit to perform real-time analysis on the collected multi-source data and provide early warning information and decision-making recommendations.

[0022] The second object of the present invention is implemented by the following technical solutions:

[0023] A data transmission system based on aggregating multi-source data at a network edge node, the system is used to implement a data transmission method based on aggregating multi-source data at a network edge node, specifically comprising:

[0024] Satellite communication module, used to quickly establish an emergency communication network and achieve two-way communication with the command center;

[0025] Converged communication module, which integrates protocol converter, small satellite receiver, 4G / 5G modem, Wi-Fi hotspot and GPS positioning module to support multi-scenario communication needs;

[0026] Security terminal, using national encryption standard SM2, SM3, SM4 encryption algorithms to ensure the security and confidentiality of data transmission;

[0027] Data preprocessor, used to perform data compression, redundancy removal and format conversion preprocessing tasks to optimize data transmission;

[0028] Protocol gateway, used to realize the integration and intercommunication of OpenSIP protocol and various communication links, and support the access of multiple types of terminal devices;

[0029] Multi-data fusion platform to support access to data sources for video surveillance, video conferencing, smart terminals, and drones;

[0030] Edge storage and intelligent analysis unit, used to configure local storage for data caching and support AI-based real-time data analysis;

[0031] SDN controller is used to realize flexible scheduling and optimal configuration of network resources.

[0032] Compared with the prior art, the present invention has the following beneficial effects:

[0033] By quickly establishing a two-way satellite link between the emergency communication network and the command center, the speed and efficiency of information transmission are significantly improved, solving the communication bottleneck caused by geographical environment and infrastructure restrictions. The integration of the converged communication portable box ensures that communication needs in multiple scenarios are met, while data aggregation and preprocessing optimize the efficiency and security of data transmission. BRIEF DESCRIPTION OF THE DRAWINGS

[0034] Figure 1 It is a schematic flow chart of the method of the present invention; DETAILED DESCRIPTION

[0035] The specific implementation of the present invention is further described in detail below in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

[0036] Embodiment 1:

[0037] like Figure 1 As shown, a data transmission method based on aggregating multi-source data at a network edge node of the present invention comprises the following steps:

[0038] S1: Use satellite communication systems to quickly establish an emergency communication network in a designated area, achieve satellite link connection with the command center, and ensure real-time two-way communication capabilities;

[0039] S2: Integrated fusion communication portable box to achieve real-time data collection and transmission;

[0040] S3: At the network edge node, data from different sources is aggregated through secure terminals;

[0041] S4: Before implementing data aggregation, the security terminal performs data preprocessing;

[0042] S5: Use the protocol gateway to realize the integration and intercommunication of OpenSIP protocol and various communication links;

[0043] S6: Realize the integration of video surveillance and video conferencing;

[0044] S7: Configure a local storage unit at the network edge node to cache data when the network connection is unstable to ensure data integrity;

[0045] S8: Adopt SDN (Software Defined Networking) technology to realize flexible scheduling and optimal configuration of network resources; The adoption of SDN technology realizes flexible scheduling and optimal configuration of network resources, ensures the efficient operation of emergency communication networks, reasonably allocates network resources, and improves overall network performance.

[0046] As a preferred embodiment of the above, the satellite communication system described in step S1 includes but is not limited to a satellite convenient base station and a vehicle-mounted satellite base station; the following functions can be realized:

[0047] Shorten response time: By utilizing satellite communication systems, including portable base stations and vehicle-mounted base stations, an emergency communication network can be established in a designated area in a very short time, ensuring that contact with the command center is established at the first time and responding quickly to emergencies.

[0048] Improve emergency response efficiency: Rapidly deployed communication networks can immediately provide necessary communication support and accelerate the transmission of information, which is particularly important for emergency rescue, disaster response and other scenarios.

[0049] As a preferred embodiment of the above, the communication portable box described in step S2 contains a protocol converter, a small satellite receiver, a 4G / 5G modem, a Wi-Fi hotspot, a GPS positioning module, and multi-protocol support. The communication portable box includes the integration of satellite communication, 4G / 5G mobile network, Internet of Things technology and cloud computing technology, and can realize the following functions:

[0050] Enhanced real-time information: The integrated converged communication portable box can realize real-time data collection, including video, audio, environmental parameters, etc., to ensure that the command center can obtain the latest and most accurate on-site information.

[0051] Multi-scenario compatibility: supports satellite communications, 4G / 5G mobile networks, the Internet of Things, cloud computing and other technologies, adapts to communication needs in various complex environments, and improves the stability and reliability of data transmission.

[0052] As a preferred embodiment of the above, the security terminal described in step S3 adopts the national encryption standard SM2, SM3, SM4 encryption algorithm, which can achieve the following functions:

[0053] Data aggregation efficiency: Security terminals at the network edge nodes can efficiently aggregate data from multiple sources, simplify data flows, and improve the efficiency of the overall communication network.

[0054] Ensure data security: Adopt national secret standard SM2, SM3, SM4 encryption algorithms to ensure the security and confidentiality of data during transmission and prevent sensitive information from being intercepted or tampered with.

[0055] As a preferred embodiment of the above, the security terminal data preprocessing method described in step S4 includes but is not limited to data compression, redundancy removal and format conversion, which can achieve the following functions:

[0056] Reduce network load: Preprocessing measures such as data compression, redundancy removal, and format conversion can reduce the volume and complexity of data transmission, reduce network burden, and speed up data transmission.

[0057] Improve data quality: Preprocessing can ensure the consistency and accuracy of data, which is beneficial for subsequent data analysis and decision support.

[0058] As a preferred embodiment of the above embodiment, the multiple communication links described in step S5 specifically include terrestrial optical fiber network, satellite network, ad hoc network, cluster communication network and frame relay T1 / E1 network; and step S5 supports access of terminal devices of Android operating system and HarmonyOS operating system, including but not limited to the above two operating systems, and can realize the following functions:

[0059] Enhance system compatibility: The protocol gateway realizes the integration and intercommunication of OpenSIP protocol and various communication links, supports the access of terminal devices with different operating systems, and improves the flexibility and user-friendliness of the system.

[0060] Promoting information sharing: The use of protocol gateways facilitates information exchange between different communication technologies and helps build an open and interconnected emergency communication ecosystem.

[0061] As a preferred embodiment of the above, step S6 supports the access of data sources of smart terminals and drones, and uses cloud audio and video technology for data integration and business fusion, which can achieve the following functions:

[0062] Rich data sources: The integration of video surveillance and video conferencing, and the data access of smart terminals and drones increase the diversity and richness of data, providing decision makers with a full range of information perspectives.

[0063] Promote business integration: Using cloud audio and video technology to integrate data helps optimize business processes and improve the coordination and efficiency of emergency command and production scheduling.

[0064] As a preferred embodiment of the above embodiment, step S7 also supports AI-based intelligent analysis, performs real-time analysis on the collected multi-source data, provides early warning information and decision-making suggestions, and can achieve the following functions:

[0065] Ensure data integrity: When the network connection is unstable, the local storage unit can cache data to ensure that data is not lost and to ensure data continuity and integrity.

[0066] Improve decision support: AI-based intelligent analysis can conduct real-time analysis of collected multi-source data, provide early warning information and decision-making recommendations, and enhance the intelligence and accuracy of emergency response.

[0067] The present invention is a data transmission method based on the aggregation of multi-source data by network edge nodes, and its technical solutions together constitute a highly integrated, intelligent, and secure emergency communication system, which can quickly respond to the needs of emergency command and production scheduling, and provide real-time and accurate information support through the aggregation, processing, and analysis of multi-source data, greatly enhancing the efficiency and effectiveness of emergency response, while ensuring the security and confidentiality of data transmission. The system design takes into account flexibility, compatibility, and intelligence, bringing revolutionary changes to the field of emergency communications and improving the overall emergency management level and production capacity.

[0068] A data transmission method based on aggregating multi-source data at a network edge node of the present invention is implemented in combination with a specific usage environment as follows:

[0069] 1. Demand analysis and system planning:

[0070] Determine the coverage, required functionality and service levels of the emergency communications system.

[0071] Analyze potential emergency types to determine the various scenarios the system will need to cope with.

[0072] Design the system architecture and define the interactions and interfaces between components.

[0073] 2. Hardware deployment and network establishment:

[0074] Deploy satellite communication modules and ground stations to ensure coverage of the target area.

[0075] Establish a converged communication module and integrate multiple communication technologies (such as 4G / 5G, IoT, and cloud services).

[0076] Set up a secure terminal and use encryption algorithms to protect data security.

[0077] Install a data preprocessor for preliminary processing and optimization of data.

[0078] Configure the protocol gateway to achieve conversion between different communication protocols.

[0079] Deploy a multivariate data fusion platform and prepare to receive and process data from different sources.

[0080] Establish edge storage and intelligent analysis units to facilitate on-site data storage and real-time analysis.

[0081] Integrate SDN controller to manage network resource allocation.

[0082] 3. Software development and integration:

[0083] Develop data preprocessing algorithms to ensure efficient data transmission.

[0084] Write protocol gateway software to support OpenSIP protocol and other communication standards.

[0085] Implement multivariate data fusion algorithms to integrate data from various sensors and devices.

[0086] Design edge intelligent analysis algorithms for real-time decision support.

[0087] 4. System testing and verification:

[0088] Each subsystem is tested individually to ensure it works as expected.

[0089] Conduct end-to-end system testing to verify the consistency and reliability of the entire process.

[0090] Simulate emergency situations to evaluate system response times and data accuracy.

[0091] 5. User training and operation manual:

[0092] Prepare detailed user manuals and operating guides.

[0093] Provide training to the operators in the command center to ensure they are familiar with the system operation.

[0094] 6. Formal deployment and continuous maintenance:

[0095] After passing all tests, the emergency communication system was officially put into use.

[0096] Establish a maintenance plan to regularly update software and hardware to ensure your system is always in optimal condition.

[0097] 7. Performance monitoring and upgrade:

[0098] Implement system performance monitoring mechanism and collect operation data for subsequent analysis and improvement.

[0099] Regularly evaluate and upgrade systems based on technological developments and emerging needs.

[0100] Embodiment 2:

[0101] A data transmission system based on aggregating multi-source data at a network edge node, the system is used to implement a data transmission method based on aggregating multi-source data at a network edge node provided in Example 1, specifically comprising:

[0102] Satellite communication module, used to quickly establish an emergency communication network and achieve two-way communication with the command center;

[0103] Converged communication module, which integrates protocol converter, small satellite receiver, 4G / 5G modem, Wi-Fi hotspot and GPS positioning module to support multi-scenario communication needs;

[0104] Security terminal, using national encryption standard SM2, SM3, SM4 encryption algorithms to ensure the security and confidentiality of data transmission;

[0105] Data preprocessor, used to perform data compression, redundancy removal and format conversion preprocessing tasks to optimize data transmission;

[0106] Protocol gateway, used to realize the integration and intercommunication of OpenSIP protocol and various communication links, and support the access of multiple types of terminal devices;

[0107] Multi-data fusion platform to support access to data sources for video surveillance, video conferencing, smart terminals, and drones;

[0108] Edge storage and intelligent analysis unit, used to configure local storage for data caching and support AI-based real-time data analysis;

[0109] SDN controller is used to realize flexible scheduling and optimal configuration of network resources.

[0110] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principles of the present invention. These improvements and modifications should also be regarded as the scope of protection of the present invention.

Claims

1. A data transmission method based on aggregating multi-source data at network edge nodes, characterized in that: The following steps are involved: S1: Deploy satellite communication modules and ground stations, use satellite communication systems to quickly establish an emergency communication network in the designated area, and achieve satellite link connection with the command center; S2: Establish a converged communication module and integrate a converged communication portable box to achieve real-time data collection and transmission; S3: Set up a security terminal at the edge node of the network to aggregate data from different sources through the security terminal; S4: Install the data preprocessor. Before data aggregation, the security terminal performs data preprocessing. S5: Configure the protocol gateway and use it to realize the integration and intercommunication of OpenSIP protocol and various communication links; S6: Deploy a multi-data fusion platform to achieve the integration of video surveillance and video conferencing; S7: Establish edge storage and intelligent analysis units, configure local storage units at network edge nodes to cache data when the network connection is unstable to ensure data integrity; S8: Integrated SDN controller, using SDN technology to achieve flexible scheduling and optimal configuration of network resources.

2. A data transmission method based on aggregating multi-source data at network edge nodes according to claim 1, characterized in that: The satellite communication system described in step S1 is a satellite convenient base station or a vehicle-mounted satellite base station.

3. A data transmission method based on aggregating multi-source data at network edge nodes as claimed in claim 1, characterized in that: The communication portable box described in step S2 integrates a protocol converter, a small satellite receiver, a 4G / 5G modem, a Wi-Fi hotspot, and a GPS positioning module, supports multiple protocols, and integrates satellite communication, 4G / 5G mobile networks, Internet of Things technology, and cloud computing technology.

4. A data transmission method based on aggregating multi-source data at network edge nodes as claimed in claim 1, characterized in that: The security terminal described in step S3 adopts the national encryption standard SM2, SM3, and SM4 encryption algorithms.

5. The data transmission method based on aggregating multi-source data at network edge nodes according to claim 1, characterized in that: The security terminal data preprocessing method described in step S4 includes data compression, redundancy removal and format conversion.

6. A data transmission method based on aggregating multi-source data at network edge nodes according to claim 1, characterized in that: The multiple communication links described in step S5 specifically include terrestrial optical fiber networks, satellite networks, ad hoc networks, cluster communication networks, and frame relay T1 / E1 networks; and support access by terminal devices with Android operating systems and HarmonyOS operating systems.

7. A data transmission method based on aggregating multi-source data at network edge nodes according to claim 1, characterized in that: The multivariate data fusion platform described in step S6 supports the access of data sources of smart terminals and drones, and uses cloud audio and video technology to perform data integration and business integration.

8. The data transmission method based on aggregating multi-source data at network edge nodes according to claim 1, characterized in that: The step S7 also includes an AI-based intelligent analysis unit that performs real-time analysis on the collected multi-source data and provides early warning information and decision-making recommendations.

9. A data transmission system based on aggregating multi-source data at network edge nodes, characterized in that: The system is used to implement the method according to any one of claims 1 to 8, and specifically includes: Satellite communication module, used to quickly establish an emergency communication network and achieve two-way communication with the command center; Converged communication module, which integrates protocol converter, small satellite receiver, 4G / 5G modem, Wi-Fi hotspot and GPS positioning module to support multi-scenario communication needs; Security terminal, using national encryption standard SM2, SM3, SM4 encryption algorithms to ensure the security and confidentiality of data transmission; Data preprocessor, used to perform data compression, redundancy removal and format conversion preprocessing tasks to optimize data transmission; Protocol gateway, used to realize the integration and intercommunication of OpenSIP protocol and various communication links, and support the access of multiple types of terminal devices; Multi-data fusion platform to support access to data sources for video surveillance, video conferencing, smart terminals, and drones; Edge storage and intelligent analysis unit, used to configure local storage for data caching and support AI-based real-time data analysis; SDN controller is used to realize flexible scheduling and optimal configuration of network resources.

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