CN107896155A - A kind of intelligent terminal interactive system based on Ethernet - Google Patents
A kind of intelligent terminal interactive system based on Ethernet Download PDFInfo
- Publication number
- CN107896155A CN107896155A CN201711323402.5A CN201711323402A CN107896155A CN 107896155 A CN107896155 A CN 107896155A CN 201711323402 A CN201711323402 A CN 201711323402A CN 107896155 A CN107896155 A CN 107896155A
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- China
- Prior art keywords
- terminal
- data
- main website
- relay station
- local area
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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
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
- H04L12/40006—Architecture of a communication node
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/02—Details
- H04L12/16—Arrangements for providing special services to substations
- H04L12/18—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast
- H04L12/1863—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast comprising mechanisms for improved reliability, e.g. status reports
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/02—Details
- H04L12/16—Arrangements for providing special services to substations
- H04L12/18—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast
- H04L12/189—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast in combination with wireless systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/2854—Wide area networks, e.g. public data networks
Abstract
The present invention relates to a kind of intelligent terminal interactive system based on Ethernet, the system includes, main website, and the data of order and receiving terminal upload are sent to terminal；At least two terminals, it is connected with the main website, realizes information transfer；Connected between the terminal and adjacent end by ether net mode, form ethernet local area network, realize terminal and terminal room information sharing；One in the terminal or it is several be used as relay station, be connected with the main website, to forward the order or transmit the data.Relative to prior art, intelligent terminal interactive system provided by the invention can effectively improve the stability of data transfer, reduce main website pressure, improve the stability of a system.
Description
Technical field
The present invention relates to the communications field, more particularly to a kind of intelligent terminal interactive system based on Ethernet.
Background technology
Existing communication system, still correspond to enter based on multiple terminals so transmission means of " one-to-many " with a main website
Row information transmission, terminal can not also be realized with terminal room and interconnected, it is impossible to realize information sharing.It is as shown in figure 1, each whole
Only realize and passed under information upstream that this kind of communication mode has many deficiencies between main website in end.
For example, for electric power terminal system, for some electric energy meter equipment because local environment is poor, GPRS signals are bad, when
After main website sends message commands downwards, it is understood that there may be some electric energy meters can not receive order, and then can not complete main website and give
Task, or when some electric energy meters are to main website reported data, because communication quality is bad, cause the data item reported
Data are lost, main website can not receive partial data, cause acquisition rate low, energy data missing.
Though researcher once attempted to realize terminal and the information exchange of terminal room by 485 lines, there is bus profit in which
With rate is low, single master network data transmission rate is low, speed is slow, without fault tolerant mechanism and communication failure rate it is high the deficiencies of, can not meet
Actual use demand.
The content of the invention
In view of the above problems, should it is an object of the invention to provide a kind of intelligent terminal interactive system based on Ethernet
The terminal of system is connected with terminal room by ether net mode, is carried out information exchange, can be realized that the data of terminal and terminal room are total to
Enjoy, reduce main website pressure, improve the stability of system information transmissions..
To achieve these goals, the technical solution adopted by the present invention is：A kind of intelligent terminal interactive based on Ethernet
System, the system include,
Main website, the data of order and receiving terminal upload are sent to terminal；
At least two terminals, it is connected with the main website, realizes information transfer；
It is characterized in that：
Connected between the terminal and adjacent end by ether net mode, form ethernet local area network, realize terminal and terminal
Between information sharing；
One in the terminal or it is several be used as relay station, be connected with the main website, to forward the order or biography
Send the data.
Further, enter row information by ethernet local area network between the terminal and adjacent end with transparent transmission or broadcast mode to hand over
Mutually.
Further, the main website is to the mode of at least two terminal transmission order：
The relay station receives the message commands that the main website is sent；
The relay station forwards the message commands by ethernet local area network with transparent transmission or broadcast mode to adjacent end；
The adjacent end continues to pass through described in ethernet local area network to other adjacent ends forwarding with transparent transmission or broadcast mode
Message commands, until all terminals receive the message commands.
Further, the mode of the terminal to main website upload data is：
Data are transferred to the relay station by the terminal that need to upload data in a manner of transparent transmission by ethernet local area network；
The relay station judges that the data data are intended for main website if judging, the data are former
Sample is transmitted to the main website.
Further, whether the relay station judges the data by identifying the destination-mac address in the data
It is sent to main website.
Further, the information source MAC Address for being used for identifying the data source, the main website are also included in the data
The terminal of data need to be uploaded by knowing according to the information source MAC Address.
Further, information transfer is carried out by GPRS wireless public networks between the relay station and the main website.
Further, the relay station is made up of the good terminal of signal transmission quality.
Further, the ethernet local area network connects the terminal and adjacent end using netting twine as transmission media.
Further, the terminal is provided with the network interface for communication module configuration so that netting twine connects；The terminal and terminal
Between pass through ethernet local area network realize upgrading, error message correction.
Compared with prior art, the advantage of the invention is that：Industry ethernet utilization rate is high, communication data transfer soon and not
Loss of data occurs, communication failure rate is low, there is reliable error handle and error-detection mechanism, is realized eventually using the networking mode
End and the information exchange of terminal room, make all terminals realize data sharing under a channel, can effectively avoid " one-to-many "
Formula main website-information existing for multiple terminals is lost, the incomplete problem of information transfer, improves the stability of system.
Brief description of the drawings
Fig. 1 is the connection diagram of one main website-multiple terminals of prior art.
Fig. 2 is the connection diagram of the intelligent terminal interactive system of the invention based on Ethernet.
Embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or the element with same or like function.Below with reference to
The embodiment of accompanying drawing description is exemplary, is only used for explaining the present invention, and is not considered as limiting the invention.
Shown in Fig. 2 is a kind of embodiment of intelligent terminal interactive system based on Ethernet of the present invention, in the implementation
In example, the system has a main website, multiple terminals, compared to " one-to-many " connection side of main website-terminal of prior art
Formula (as shown in Figure 1), one in main website and multiple terminals in the present embodiment or several signal transmission qualities it is good pass through GPRS
Wireless public network connects, and this or the good terminal of several signal transmission qualities are used as relay station, for forwarding from main website
Order and upload carry out the data of self terminal.To realize the purpose, between each terminal and adjacent end in the present embodiment by with
Too net networking mode connects, transmission media using netting twine, naturally it is also possible to use other transmission mediums.
Ethernet uses CSMA/CD agreements as defined in IEEE802.3 standards, has the characteristics of shared channel, can allow more
Individual terminal shares a channel and carried out data transmission, and realizes resource-sharing.Existing 485 line networking mode bus utilization is low,
Data transmission rate low velocity is slow, high without fault tolerant mechanism, communication failure rate, can not meet the reality of different terminals information interaction
Use demand, and industry ethernet utilization rate is high, communication data transfer speed is fast and is not in loss of data, communication failure
Rate is low, has reliable error handle and error-detection mechanism, and terminal can be greatly promoted to communicate using based on the new paragon of Ethernet
Interactive performance.
Specifically, be connected in the present embodiment between main website and the relay station chosen using GPRS wireless public networks, terminal and terminal
Between cascaded by netting twine with ether net mode, form terminal ethernet local area network, all terminals realize under a channel
Data sharing.
If sending message commands downwards, the relay station such as terminal 1 selected, main website is received by wireless public network GPRS and sent out
The binary system message commands sent, and continue by ethernet local area network in a manner of transparent transmission or broadcast to forward the message commands, with
Too net continues to transmit the binary string to next terminal, until all terminals in LAN receive issued with main website it is complete
Exactly the same message commands, each terminal according to the message commands complete main website hand over task, such as gather related electric flux,
Data power consumption, various terminals associated event data etc..
If desired data are uploaded, then the terminal of request upload data first will the binary system such as energy data by netting twine
String passes through the good terminal 1 of signal, and terminal 1 is after this transparent data frame is received, by identifying the mesh in the data frame
Mark MAC Address is also intended for main website in itself to judge that the data frame is destined to terminal, if requiring to be sent to main website, then should
Data frame can send main website to by intact by GPRS wireless public networks, while also include information source MAC in the data frame
Address, main website can judge the data are which terminal come from by identifying the information source MAC Address.
Either send message and still upload data, all information all first pass through one or several ends as relay station
End, is then forwarded or is uploaded by the relay station again, such transmission means avoids the company of " one-to-many " formula main website-multiple terminals
In connecing, probably due to some terminal installation sites are bad, GPRS signals are bad, can not receive message commands or can not completely on
The problem of passing data, while the pressure of main website is alleviated, so as to which the stability of whole communication system is effectively ensured.
Meanwhile the connected mode can be realized when some terminal time of occurrence entanglements, when can will have correct with Ethernet
Between terminal corresponding to temporal information be sent to mistake terminal, calibrated；And which can realize remote terminal liter
Level, the terminal connected is upgraded by Ethernet transmission, speed is fast, and reliability is high.
In addition to above-mentioned improvement, other similar improvement are also contained in the improvement threshold of the present invention, are not just existed herein
Repeat.Although an embodiment of the present invention has been shown and described, it will be appreciated by those skilled in the art that：This hair is not being departed from
These embodiments can be carried out with a variety of changes, modification in the case of bright principle and objective, replace and deform.
Claims (10)
1. a kind of intelligent terminal interactive system based on Ethernet, the system include,
Main website, the data of order and receiving terminal upload are sent to terminal；
At least two terminals, it is connected with the main website, realizes information transfer；
It is characterized in that：
Connected between the terminal and adjacent end by ether net mode, form ethernet local area network, realize that terminal is believed with terminal room
Breath is shared；
One in the terminal or it is several be used as relay station, be connected with the main website, to forward order or the transmission institute
State data.
2. system according to claim 1, it is characterised in that：With transparent transmission or broadcast mode between the terminal and adjacent end
Information exchange is carried out by ethernet local area network.
3. system according to claim 2, it is characterised in that：The main website sends order at least two terminal
Mode is：
The relay station receives the message commands that the main website is sent；
The relay station forwards the message commands by ethernet local area network with transparent transmission or broadcast mode to adjacent end；
The adjacent end continues to forward the message to other adjacent ends by ethernet local area network with transparent transmission or broadcast mode
Order, until all terminals receive the message commands.
4. system according to claim 3, it is characterised in that：The terminal to the main website upload data mode be：
Data are transferred to the relay station by the terminal that need to upload data in a manner of transparent transmission by ethernet local area network；
The relay station judges that the data data are intended for main website if judging, the data are passed as former state
Transport to the main website.
5. system according to claim 4, it is characterised in that：The relay station is by identifying the target in the data
MAC Address judges whether the data are sent to main website.
6. system according to claim 5, it is characterised in that：Also included in the data and be used to identify the data source
Information source MAC Address, the main website knows the terminal that need to upload data according to the information source MAC Address.
7. according to the system any one of claim 1-6, it is characterised in that：Pass through between the relay station and the main website
GPRS wireless public networks carry out information transfer.
8. system according to claim 7, it is characterised in that：The relay station is by the good terminal structure of signal transmission quality
Into.
9. system according to claim 8, it is characterised in that：The ethernet local area network using netting twine as transmission media,
Connect the terminal and adjacent end.
10. system according to claim 1, it is characterised in that：The terminal be provided with for communication module configuration network interface with
Connected for netting twine；The terminal realizes the correction of upgrading, error message with terminal room by ethernet local area network.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201711323402.5A CN107896155A (en) | 2017-12-12 | 2017-12-12 | A kind of intelligent terminal interactive system based on Ethernet |
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| CN201711323402.5A CN107896155A (en) | 2017-12-12 | 2017-12-12 | A kind of intelligent terminal interactive system based on Ethernet |
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| CN107896155A true CN107896155A (en) | 2018-04-10 |
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| CN111130613A (en) * | 2018-10-31 | 2020-05-08 | 珠海格力电器股份有限公司 | Terminal node equipment, relay control method and device and wireless communication networking |
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