CN112968947B - Edge Internet of things agent device and method integrating multiple data return modes - Google Patents

Edge Internet of things agent device and method integrating multiple data return modes Download PDF

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CN112968947B
CN112968947B CN202110137918.0A CN202110137918A CN112968947B CN 112968947 B CN112968947 B CN 112968947B CN 202110137918 A CN202110137918 A CN 202110137918A CN 112968947 B CN112968947 B CN 112968947B
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channel
edge
return
priority
internet
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CN112968947A (en
Inventor
施敏达
仲立军
张腾
李为
夏红鑫
俞涯
周浩
金艳
许明敏
顾君佳
黄震宇
吴瑛
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Innovation And Entrepreneurship Center Of State Grid Zhejiang Electric Power Co ltd
Jiaxing Power Supply Co of State Grid Zhejiang Electric Power Co Ltd
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Innovation And Entrepreneurship Center Of State Grid Zhejiang Electric Power Co ltd
Jiaxing Power Supply Co of State Grid Zhejiang Electric Power Co Ltd
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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
    • H04L67/50—Network services
    • H04L67/56—Provisioning of proxy services
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/309—Measuring or estimating channel quality parameters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/22—Arrangements for detecting or preventing errors in the information received using redundant apparatus to increase reliability
    • 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
    • H04L67/14—Session management
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)

Abstract

The invention discloses an edge Internet of things agent device and a method fusing multiple data return modes, which overcome the problem that the data return is discontinuous and cannot meet the service requirement due to the fact that link selection cannot be carried out during return in the prior art, and the edge Internet of things agent device comprises an edge side, an edge side and a cloud side, wherein the edge side is connected with the edge side, the edge side is connected with the cloud side, a fusion return channel for data transmission is connected between the edge side and the cloud side through a preset priority criterion, the interface mode of the fusion return channel comprises a wired network, a 4G/5G network and an LTE230 private network, and the edge Internet of things agent device further comprises a bottom layer drive for detecting the link quality of the fusion return channel in real time. The invention can make various return modes backup each other while preferentially using a certain mode, thereby greatly improving the stability and robustness of data return of the edge Internet of things agent device.

Description

Edge Internet of things agent device and method integrating multiple data return modes
Technical Field
The invention relates to the field of edge computing, in particular to an edge internet of things agent device and method integrating multiple data return modes.
Background
The edge calculation is to transfer the data processing and calculation of the cloud center to the network edge close to the data acquisition, complete the calculation and processing on the spot and execute the necessary subsequent linkage process, and report the calculation result to the cloud data center. The edge internet of things agent is a bearing device with an edge computing platform and functions, has the characteristics of small size, low power consumption, rich interfaces, wide protocol adaptation, strong computing power and the like, and is widely applied to the industries such as the power industry, the petroleum industry, the traffic industry, public security and fire protection and the like. After the edge internet of things agent device completes the edge computing function, besides completing necessary local device linkage, the edge internet of things agent device also needs to transmit data back to the cloud data center in a wired or wireless mode for further big data storage and analysis. The edge internet of things agent device returns data to the cloud data center in various ways, including wired access return, such as a network cable or an optical fiber; the wireless access backhaul includes a 4G, 5G public network, a 4G private network, an LTE230 private network, or the like.
When the existing edge internet of things agent device is fused with a return channel design, a fixed return mode is adopted for data transmission through the arrangement. When the wired condition is met, selecting wired transmission; when the wired backhaul condition is not met, backhaul is performed by using one of the public network 4G/5G public network, the 4G private network or the LTE230 private network. When one of the fusion backhaul channels is abnormal, the link selection cannot be automatically performed so as to ensure the continuity of data backhaul, and the existing method cannot meet the requirement of continuous service transmission.
For example, an "edge internet of things communication analysis device" disclosed in chinese patent literature, whose publication number CN211557493U includes a communication analysis unit and a communication unit, where the communication unit includes a communication unit master and a communication unit slave, the communication unit master and the communication unit slave are integrated in the communication analysis unit, the communication unit slave is located at one side of the field acquisition device, and the communication analysis unit is located at one side of the edge internet of things agent device; the field acquisition device is connected with the communication unit in a wired communication mode, the communication unit is connected with the communication unit master in a wireless communication mode, the communication unit master is connected with the communication analysis unit in a wired communication mode, and the communication analysis unit is connected with the edge Internet of things agent device in a wired communication mode. And after the communication analysis device performs data identification and format conversion on the acquired data, generating a unified data format which can be identified by the edge Internet of things communication analysis device, and transmitting the unified data format to the edge Internet of things agent device.
Disclosure of Invention
The invention aims to overcome the problem that the data return is discontinuous and cannot meet the service requirement due to the fact that link selection cannot be carried out during return in the prior art, and provides the edge internet of things proxy device and the method which are integrated with multiple data return modes, so that the stability and the robustness of data return of the edge internet of things device are greatly improved, and the problem that data transmission fails due to the fact that a certain return mode is abnormal is effectively avoided.
In order to achieve the purpose, the invention adopts the following technical scheme:
the edge internet of things agent device comprises an end side, an edge side and a cloud side, wherein the end side is connected with the edge side, the edge side is connected with the cloud side, the edge side and the cloud side are connected through an integration return channel for data transmission according to a preset priority criterion, the interface mode of the integration return channel comprises a wired network, a 4G/5G network and an LTE230 private network, and the edge internet of things agent device further comprises a bottom layer drive for detecting the link quality of the integration return channel in real time.
The invention is different from the traditional technology which adopts the design of a fixed return channel, adopts a fusion return channel, can automatically select a link when one return channel is abnormal so as to ensure the continuity of data return, and meets the service requirement on a large scale.
Preferably, the end side comprises car networking, security monitoring, industrial manufacturing, smart home and IOT, and the connection mode between the end side and the edge side comprises WIFI, BT, loRa, ethernet and Serial.
Preferably, the edge side includes operation and maintenance management, microservices, business applications, edge computing platforms, virtualization infrastructure/OS/Driver, CPU/GPU/network/storage and security architecture.
Preferably, the cloud side comprises a capability application resource scheduling and operation and maintenance center, an edge computing application arrangement, an edge computing management, an end computing management, a security management, a cloud side collaboration platform and a virtualized hardware facility.
An edge Internet of things agent method fusing multiple data return modes comprises the following steps:
s1, fusing a return channel to select a specific transmission mode;
and S2, fusing the return channels to continuously select and send data.
The invention provides a method capable of fusing multiple return modes, which is operated in an edge Internet of things agent device, can make various return modes backup each other while preferentially using a certain mode, greatly improves the stability and robustness of data return of the edge Internet of things agent device, and effectively avoids the problem of data transmission failure caused by abnormal certain return mode.
Preferably, the S1 includes the steps of:
s11, the device sets the priority A = { a ] of the merged return channel 1 ，a 2 ，a 3 }；
S12, selecting a certain transmission channel Y according to the priority;
s13, detecting the transmission quality B = { B ] of each channel in real time 1 ，b 2 ，b 3 }；
S14, executing a channel selection algorithm according to the priority and the channel quality;
s15, selecting a proper channel X;
and S16, judging whether the channel X and the channel Y are the same channel, if so, returning to S13, otherwise, replacing the transmission channel with a new channel X, and repeatedly executing S13-S16.
Preferably, in S14, the channel selection algorithm selects a channel X by comprehensively considering the priority a and the channel quality B, where X = λ a ± μ B, where λ and μ are both channel significant coefficients.
Preferably, the S2 includes the steps of:
s21, judging whether data are sent in the fusion return channel, if so, executing S22, and if not, repeatedly executing S21;
s22, calling a fusion return channel interface to send data;
s23, judging whether the data are successfully sent, if so, returning to S1, and if not, executing S24;
and S24, reporting errors.
Therefore, the invention has the following beneficial effects:
1. the invention provides a method capable of fusing multiple return modes, which is operated in an edge internet of things agent device, can enable various return modes to be mutually backed up while preferentially using a certain mode, greatly improves the stability and robustness of data return of the edge internet of things agent device, and effectively avoids the problem of data transmission failure caused by abnormal certain return mode;
2. the integrated return channel interfaces are all accessed to the edge Internet of things agent device, the device comprises three types of wired, 4G/5G, public network and LTE230 private network, and a bottom layer driver monitors the link quality conditions of the three channels in real time to transmit data according to a priority criterion;
3. the invention can realize the implementation switching of various transmission modes, set various channel quality detection modes according to the difference of the return modes to detect the channel quality of each transmission channel in real time, provide a unified data return interface and a transmission channel quality reporting interface for the edge Internet of things agent, and automatically select a proper return channel for data transmission by integrating the transmission priority and the transmission channel quality judgment.
Drawings
Fig. 1 is a schematic structural diagram of the present embodiment.
Fig. 2 is a flowchart illustrating the fused backhaul channel selection according to this embodiment.
Fig. 3 is a flow chart of the merged backhaul channel data transmission in the present embodiment.
In the figure: 1. the system comprises an end side 11, a vehicle networking 12, a security monitoring 13, an industrial manufacturing 14, a smart home 15, an IOT2, an edge side 21, an operation and maintenance management 22, a micro service 23, a business application 24, an edge computing platform 25, a virtualization infrastructure/OS/Driver 26, a CPU/GPU/network/storage 27, a security system 3, a cloud side 31, a capability application resource scheduling and operation and maintenance center 32, an edge computing application arrangement 33, an edge computing management 34, an end computing management 35, a security management 36, a cloud edge collaboration platform 37, a virtualization hardware facility 4 and a converged backhaul channel.
Detailed Description
The invention is further described with reference to the following detailed description and accompanying drawings.
An edge internet of things agent device integrating multiple data return modes comprises an edge side 1, an edge side 2 and a cloud side 3, wherein the edge side 1 is connected with the edge side 2, the edge side 2 is connected with the cloud side 3, and the edge internet of things agent device is characterized in that the edge side 2 is connected with the cloud side 3 through an integration return channel 4 for data transmission according to a preset priority criterion, the interface mode of the integration return channel 4 comprises a wired network, a 4G/5G network and an LTE230 private network, and the edge internet of things agent device further comprises a bottom layer drive for detecting the link quality of the integration return channel in real time.
The end side comprises a vehicle networking 11, a security monitoring 12, an industrial manufacturing 13, an intelligent home 14 and an IOT15, and the connection mode between the end side 1 and the edge side 2 comprises WIFI, BT, loRa, ethernet and Serial; the edge side 2 comprises an operation and maintenance management 21, a micro service 22, a business application 23, an edge computing platform 24, a virtualization infrastructure/OS/Driver 25, a CPU/GPU/network/storage 26 and a security architecture 27; the cloud side 3 includes a capability application resource scheduling and operation and maintenance center 31, an edge computing application orchestration 32, an edge computing management 33, an end computing management 34, a security management 35, a cloud-side collaboration platform 36, and a virtualized hardware infrastructure 37.
The embodiment also correspondingly provides a method for an edge internet of things proxy device based on fusion of multiple data return modes, as shown in fig. 2 and 3, the method includes the following steps:
s1, fusing a return channel to select a specific transmission mode;
and S2, fusing the return channels to continuously select and send data.
Preferably, the S1 includes the steps of:
s11, the device sets the priority A = { a ] of the merged return channel 1 ，a 2 ，a 3 }；
S12, selecting a certain transmission channel Y according to the priority;
s13, detecting the transmission quality B = { B ] of each channel in real time 1 ，b 2 ，b 3 }；
S14, executing a channel selection algorithm according to the priority and the channel quality;
s15, selecting a proper channel X;
and S16, judging whether the channel X and the channel Y are the same channel, if so, returning to S13, otherwise, replacing the transmission channel with a new channel X, and repeatedly executing S13-S16.
Preferably, the channel selection algorithm in S14 selects a channel X by considering the priority a and the channel quality B together, where X = λ a ± μ B, where λ and μ are both channel significant coefficients.
Preferably, the S2 includes the steps of:
s21, judging whether data are sent in the fusion return channel, if so, executing S22, and if not, repeatedly executing S21;
s22, calling a fusion return channel interface to send data;
s23, judging whether the data are successfully sent, if so, returning to S1, and if not, executing S24;
and S24, reporting errors.
The invention provides a method capable of fusing multiple return modes, which is operated in an edge physical connection agent device, can make various return modes backup each other while preferentially using a certain mode, greatly improves the stability and robustness of data return of the edge physical connection agent device, and effectively avoids the problem of data transmission failure caused by abnormal certain return mode; the integrated return channel interfaces are all accessed to the edge Internet of things agent device, the device comprises three types of wired, 4G/5G, public network and LTE230 private network, and a bottom layer driver monitors the link quality conditions of the three channels in real time to transmit data according to a priority criterion; the method can realize the implementation switching of various transmission modes, set various channel quality detection modes according to the difference of return modes to detect the channel quality of each transmission channel in real time, provide a unified data return interface and a transmission channel quality reporting interface for the edge Internet of things agent, and automatically select a proper return channel for data transmission by integrating the transmission priority and the transmission channel quality judgment.
The above embodiments are described in detail for the purpose of further illustrating the present invention and should not be construed as limiting the scope of the present invention, and the skilled engineer can make insubstantial modifications and variations of the present invention based on the above disclosure.

Claims (6)

1. An edge Internet of things agent device fusing multiple data return modes comprises an edge side, an edge side and a cloud side, wherein the edge side is connected with the edge side, and the edge side is connected with the cloud side;
the device first sets the priority A = { a ] of the merged return channel 1 ，a 2 ，a 3 }; selecting a certain transmission channel Y according to the priority; real-time detection of transmission quality B = { B ] of each channel 1 ，b 2 ，b 3 }; performing a channel selection algorithm based on the priority and the channel quality; the channel selection algorithm comprehensively considers priority A and channel quality B to select a channel X, wherein X = lambda A +/-mu B, and lambda and mu are channel important coefficients;
the end side comprises an internet of vehicles, security monitoring, industrial manufacturing, smart home and IOT, and the connection mode between the end side and the edge side comprises WIFI, BT, loRa, ethernet and Serial;
the edge side comprises operation and maintenance management, micro service, business application, an edge computing platform, virtualization infrastructure/OS/Driver, CPU/GPU/network/storage and security system.
2. The edge internet of things agent device fusing multiple data return modes according to claim 1, wherein the cloud side comprises a capability application resource scheduling and operation and maintenance center, an edge computing application arrangement, an edge computing management, an end computing management, a security management, a cloud side collaboration platform and a virtualized hardware facility.
3. An edge internet of things proxy method fusing multiple data return modes, which adopts the edge internet of things proxy device of claim 1 or 2, and is characterized by comprising the following steps:
s1, fusing a return channel to select a specific transmission mode;
and S2, fusing the return channels to continuously select and send data.
4. The method according to claim 3, wherein the S1 comprises the following steps:
s11, the device sets the priority A = { a } of the merged return channel 1 ，a 2 ，a 3 }；
S12, selecting a certain transmission channel Y according to the priority;
s13, detecting the transmission quality B = { B ] of each channel in real time 1 ，b 2 ，b 3 }；
S14, executing a channel selection algorithm according to the priority and the channel quality;
s15, selecting a proper channel X;
and S16, judging whether the channel X and the channel Y are the same channel, if so, returning to S13, otherwise, replacing the transmission channel with a new channel X, and repeatedly executing S13-S16.
5. The method as claimed in claim 4, wherein the channel selection algorithm in S14 selects channel X by considering both priority a and channel quality B, where X = λ a ± μ B, where λ and μ are both channel importance coefficients.
6. The method according to claim 5, wherein the step S2 comprises the steps of:
s21, judging whether data are sent in the fusion return channel, if so, executing S22, and if not, repeatedly executing S21;
s22, calling a fusion return channel interface to send data;
s23, judging whether the data are successfully sent, if so, returning to S1, and if not, executing S24;
and S24, reporting errors.
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Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110121157A (en) * 2019-04-28 2019-08-13 天通畅达(深圳)科技有限公司 Multiple networks fusion communication terminal, communication system and converged communication method
CN210246783U (en) * 2019-10-14 2020-04-03 杭州盈飞驰科技有限公司 Edge internet of things proxy gateway based on wireless multi-hop ad hoc network

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CN108901073B (en) * 2018-05-24 2021-08-17 电子科技大学 Reliable channel allocation method of task-oriented low-power wireless network
CN110572857B (en) * 2019-09-06 2021-12-07 腾讯科技（深圳）有限公司 Network connection processing method and device, electronic equipment and storage medium
CN111124640A (en) * 2019-12-11 2020-05-08 浙江大华技术股份有限公司 Task allocation method and system, storage medium and electronic device
US10771569B1 (en) * 2019-12-13 2020-09-08 Industrial Technology Research Institute Network communication control method of multiple edge clouds and edge computing system
CN111182076B (en) * 2020-01-02 2022-08-02 合肥工业大学 Cloud-edge cooperative smart power grid monitoring system and resource allocation and scheduling method thereof

Patent Citations (2)

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Publication number Priority date Publication date Assignee Title
CN110121157A (en) * 2019-04-28 2019-08-13 天通畅达(深圳)科技有限公司 Multiple networks fusion communication terminal, communication system and converged communication method
CN210246783U (en) * 2019-10-14 2020-04-03 杭州盈飞驰科技有限公司 Edge internet of things proxy gateway based on wireless multi-hop ad hoc network

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