CN107222528A - A kind of communication system and communication means - Google Patents
A kind of communication system and communication means Download PDFInfo
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- CN107222528A CN107222528A CN201710361679.0A CN201710361679A CN107222528A CN 107222528 A CN107222528 A CN 107222528A CN 201710361679 A CN201710361679 A CN 201710361679A CN 107222528 A CN107222528 A CN 107222528A
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- communication
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Classifications
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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
- H04L67/10—Protocols in which an application is distributed across nodes in the network
- H04L67/1001—Protocols in which an application is distributed across nodes in the network for accessing one among a plurality of replicated servers
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/02—Traffic management, e.g. flow control or congestion control
- H04W28/08—Load balancing or load distribution
Abstract
The embodiments of the invention provide a kind of communication system and communication means.On the one hand, the communication system includes：Onboard servers, access point apparatus and communication module；Wherein, onboard servers are connected with access point apparatus and communication module respectively；One communication module is connected with least two carrier networks.In embodiments of the present invention, when one of carrier network does not set up base station in a certain region, or, when there is signal blind zone in a certain region in the corresponding base station of one of carrier network, the communication system can also carry out data interaction with another carrier network, so that the user equipment still can carry out data interaction, and then it ensure that reliability of the user equipment when carrying out data interaction.
Description
【Technical field】
The present invention relates to communication technical field, more particularly to a kind of communication system and communication means.
【Background technology】
When user rides public transportation means, such as train, user equipment can be entered by base station with corresponding carrier network
Row connection, after user equipment and operator networking set up communication connection, user equipment can carry out data with carrier network
Interaction, usual user equipment may only be set up with the network of operator and communicate to connect, when not set up in a certain region
During base station corresponding with the carrier network, or the corresponding base station of the carrier network is signal blind zone in a certain region
When, user equipment can not then carry out data interaction with the carrier network, therefore, and user equipment carries out data friendship in the prior art
Reliability when mutually is relatively low.
【The content of the invention】
In view of this, the embodiments of the invention provide a kind of communication system and communication means, to solve in the prior art
User equipment carries out the problem of reliability is relatively low during data interaction.
On the one hand, the embodiments of the invention provide a kind of communication system, the communication system includes：
Onboard servers, access point apparatus and communication module；
The onboard servers are connected with described access point equipment and the communication module respectively；
One communication module is connected with least two carrier networks.
Alternatively, the communication module includes：
The loading plate of quantity identical with carrier network number；
Set on universal serial bus concentrator the USB HUB, a USB HUB of quantity identical with carrier network number
On a loading plate, each USB HUB include at least one general-purpose serial bus USB and extend mouth；
The forth generation mechanics of communication 4G modules of quantity identical with usb expansion mouth, a 4G module connects with a usb expansion mouthful
Connect；
The client identification module SIM card of quantity identical with usb expansion mouth, the number of the corresponding SIM card of different operators network
Mesh is identical；
Power supply, the power supply is connected with the loading plate.
Alternatively, the output voltage of the power supply is DC voltage, and the output voltage of the power supply is 5V.
Alternatively, the loading plate include DC-DC DC/DC converters, the DC/DC converters respectively with it is described
Power supply and the USB HUB connections, the DC/DC converters can be converted to 5V DC voltages 3.3V DC voltages.
On the other hand, the embodiments of the invention provide a kind of communication means, applied in above-mentioned communication system, methods described
Including：
The communication connection of communication module and the corresponding number of different operators network foundation, to access corresponding operator's net
Network；
Data payload in server detection different communication connection, to obtain the data minus carrying capacity in different communication connection；
The data minus carrying capacity that the server is connected according to the quantity and different communication of the communication connection of foundation, in difference
Communication connection in carry out load balance process.
Alternatively, the data payload that the server is connected according to the quantity and different communication of the communication connection of foundation
Amount, carries out load balance process in different communication connections, including：
The data minus carrying capacity that the server is connected according to the quantity and different communication of the communication connection of foundation, to described
The routing table stored in server is adjusted；
The server carries out load balance process according to the routing table after adjustment in different communication connections.
Alternatively, methods described also includes：
The communication module starts detection thread；
The communication module is detected according to predetermined period, detects the on off operating mode of different communication connection；
When one of communication connection is disconnects, the communication module is according in the corresponding SIM card of the communication connection
SIM information, initiates communication connection to corresponding carrier network and sets up request.
Alternatively, methods described also includes：
When the communication connection is not set up successfully, data minus carrying capacity and work as that the server is connected according to different communication
The quantity of preceding remaining communication connection, load balance process is carried out in the communication connection of current residual.
Alternatively, the communication connection of data minus carrying capacity and current residual that the server is connected according to different communication
Quantity, load balance process is carried out in the communication connection of current residual, including：
The data minus carrying capacity that the server is connected according to the quantity and different communication of the communication connection of current residual is right
Routing table is adjusted；
The server carries out load balancing according to the routing table after adjustment in the quantity of the communication connection of current residual
Processing.
Alternatively, methods described also includes：
The signal intensity or signal to noise ratio of the communication module detection different communication connection；
The signal intensity or signal to noise ratio that the communication module connects the different communication of acquisition are sent to the server；
The server judges what whether the signal intensity of different communication connection connected less than first threshold or different communication
Whether signal to noise ratio is higher than Second Threshold；
When the signal intensity of wherein one communication connection is high less than first threshold or the signal to noise ratio of wherein one communication connection
In Second Threshold, the data payload that this communicates to connect is assigned in other communication connections by the server.
A technical scheme in above-mentioned technical proposal has the advantages that：
In embodiments of the present invention, communication system includes onboard servers, access point apparatus and communication module, wherein, car
Server is carried to be connected with access point apparatus and communication module respectively；And a communication module connects with least two carrier networks
Connect, communicated to connect because communication module can be set up with least two carrier networks, access point apparatus is passed through in user equipment
Set up with the communication system after communication connection, when one of carrier network does not set up base station in a certain region, or
Person, when the corresponding base station of one of carrier network has signal blind zone in a certain region, the communication system can be with
Data interaction is carried out with another carrier network, so that the user equipment still can carry out data interaction, Jin Erbao
Reliability of the user equipment when carrying out data interaction is demonstrate,proved.
【Brief description of the drawings】
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be attached to what is used required in embodiment
Figure is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for this area
For those of ordinary skill, without having to pay creative labor, it can also be obtained according to these accompanying drawings other attached
Figure.
Fig. 1 is a kind of structural representation of communication system provided in an embodiment of the present invention；
Fig. 2 is a kind of structural representation of communication module provided in an embodiment of the present invention；
Fig. 3 is a kind of schematic flow sheet of communication means provided in an embodiment of the present invention.
【Embodiment】
In order to be better understood from technical scheme, the embodiment of the present invention is retouched in detail below in conjunction with the accompanying drawings
State.
It will be appreciated that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art obtained under the premise of creative work is not made it is all its
Its embodiment, belongs to the scope of protection of the invention.
The term used in embodiments of the present invention is the purpose only merely for description specific embodiment, and is not intended to be limiting
The present invention." one kind ", " described " and "the" of singulative used in the embodiment of the present invention and appended claims
It is also intended to including most forms, unless context clearly shows that other implications.
Depending on linguistic context, word as used in this " if " can be construed to " ... when " or " when ...
When " or " in response to determining " or " in response to detection ".Similarly, depending on linguistic context, phrase " if it is determined that " or " if detection
(condition or event of statement) " can be construed to " when it is determined that when " or " in response to determine " or " when the detection (condition of statement
Or event) when " or " in response to detection (condition or event of statement) ".
Embodiment one
The embodiments of the invention provide a kind of communication system, as shown in figure 1, the communication system includes：
Onboard servers 11, access point apparatus 12 and communication module 13；
Onboard servers 11 are connected with access point apparatus 12 and communication module 13 respectively；
One communication module 13 is connected with least two carrier networks.
Communicate to connect, built in user equipment with access point apparatus specifically, user equipment can be set up with access point apparatus
After vertical communication connection, user equipment can transfer data to access point apparatus, and then access point apparatus transfers data to car
Server is carried, onboard servers transmit the data to communication module, because communication module is built with least two carrier networks
Vertical communication connection, communication module can according to carrier network priority, send the data to the higher operation of priority
Business's network, when one of carrier network does not set up base station in a certain region, or, when one of operator's net
When the corresponding base station of network has signal blind zone in a certain region, the communication system can also be carried out with another carrier network
Data interaction, so that the user equipment still can carry out data interaction, and then ensure that user equipment is carrying out data
Reliability during interaction.
For example, when user rides public transportation means, such as high ferro EMUs, because high ferro EMUs working line has line
The features such as long, point is more, physical features is dangerous, when high ferro EMUs enter the communication signal blind area of a certain carrier network or a certain operation
When business does not set up the region of base station, the corresponding user equipment of the carrier network then can not carry out data friendship with carrier network
Mutually, Consumer's Experience is influenceed, in embodiments of the present invention, user equipment can be set up with access point apparatus and communicate to connect, it is possible to
Data are sent to access point apparatus by the communication connection, after access point apparatus receives data, vehicle-mounted service can be passed through
Device sends the data to communication module, is communicated to connect because the communication module can be set up with least two carrier networks,
Therefore, high ferro EMUs do not set up base station in the communication signal blind area or a certain operator for entering a certain carrier network
During region, communication module can also keep communicating to connect with another carrier network, and communication module can be by the data transfer
Another carrier network is given, and communication module can also receive the data of another carrier network return, and lead to
Cross onboard servers and access point apparatus and the data of return are sent to the user equipment, and then ensure that user equipment carries out data
Reliability during interaction.
Alternatively, as shown in Fig. 2 communication module 13 includes：The loading plate 131 of quantity identical with carrier network number；
USB HUB (the Universal Serial Bus HUB, USB line concentration of quantity identical with carrier network number
Device) 132, it is arranged on a loading plate 131 on a USB HUB132, each USB HUB132 include at least one USB
(Universal Serial Bus, USB) extends mouth 133；With the 4G (the 4 of 133 identical quantity of usb expansion mouthful
Generation mobile communication technology, forth generation mechanics of communication) module 134, a 4G module
134 are connected with a usb expansion mouthful 133；With SIM (the Subscriber Identity of 133 identical quantity of usb expansion mouthful
Module, client identification module) card 135, the number of the corresponding SIM card 135 of different operators network is identical；Power supply 136, power supply
136 are connected with loading plate 131.
Specifically, as shown in Fig. 2 communication module can utilize the SIM information in SIM card to set up logical with corresponding operator
Letter connection, because communication module includes the corresponding SIM information of at least two carrier networks, therefore communication module can be utilized
Both SIM information are set up with two carrier networks and communicated to connect, also, because the communication module includes four SIM cards,
Two of which one carrier network of correspondence, two other another corresponding carrier network, therefore, communication module can be with one
Individual carrier network sets up two communication connections, realizes bandwidth aggregation function, and the access band block of increase correspondence carrier network makes
User equipment and corresponding carrier network data interaction speed faster, and then improve the experience of user.
Communicated for example, communication module can be set up by SIM information with the 3G network or 4G networks of corresponding carrier network
Connection, when carrier network includes 3, communication module includes 3 kinds of SIM cards, and every kind of SIM card includes 3, therefore communication mould
Block can set up 9 communication connections with 3 carrier networks, and each carrier network sets up 3 communication connections with communication module,
So as to ensure the access bandwidth of each operator, the data interaction speed of user equipment and corresponding carrier network faster, and then
The experience of user is improved, and carrier network can be according between the network quality of itself progress each 4G networks of 3G network
Network switching.
Alternatively, the output voltage of power supply is DC voltage, and the output voltage of power supply is 5V.
Alternatively, loading plate include DC-DC DC/DC converters, DC/DC converters respectively with power supply and USB HUB
Connection, DC/DC converters can be converted to 5V DC voltages 3.3V DC voltages.
Specifically, because the output voltage of power supply is that 5V is, and USB HUB operating voltage is 3.3V, it is therefore desirable to
Increase DC/DC converters in loading plate, 5V DC voltages are converted into 3.3V DC voltages, so that USB HUB are used.
Embodiment two
The embodiments of the invention provide a kind of communication means, as shown in figure 3, applied in above-mentioned communication system, the party
Method includes：
301st, the communication connection of communication module and the corresponding number of different operators network foundation, to access corresponding operator
Network.
Explain in detail and be described in detail that this is no longer going to repeat them above-mentioned.Because user equipment can be with the communication system
Set up connection, and the communication connection of communication module in the communication system and the corresponding number of different operators network foundation, therefore,
When one of carrier network does not set up base station in a certain region, or, when one of carrier network correspondence
Base station when there is signal blind zone in a certain region, the communication system can also carry out data friendship with another carrier network
Mutually, so that the user equipment still can carry out data interaction, and then it ensure that user equipment when carrying out data interaction
Reliability.
302nd, the data payload in the connection of server detection different communication, to obtain the data payload in different communication connection
Amount.
Specifically, after the communication system and carrier network set up communication connection, the data in different communication connections
Load capacity is different, by detecting corresponding communication connection, can obtain the data minus carrying capacity in the communication connection.
303rd, the data minus carrying capacity that the server is connected according to the quantity and different communication of the communication connection of foundation,
Load balance process is carried out in different communication connections.
Specifically, in order to ensure that the data payload in every communication connection is essentially identical so that every communication connection is kept
Of a relatively high transmission speed, after the data minus carrying capacity of different communication connection is obtained, further according to the number of the communication connection of foundation
Amount, carries out load balancing in different communication connections, makes the data payload in every communication connection essentially identical, it is ensured that every
The data minus carrying capacity of communication connection is relatively small, for example, the data of communication connection are three, the data minus of first communication connection
Carrying capacity is 5, and the data minus carrying capacity of first communication connection is 6, and the data minus carrying capacity of Article 3 communication connection is 10, total data
Load capacity is 21, and due to there is three communication connections, therefore after load balancing is carried out, the data minus carrying capacity of every communication connection is
7。
Alternatively, when carrying out load balancing to different communication connection, server is according to the number of the communication connection of foundation
The data minus carrying capacity that amount and different communication are connected, is adjusted to the routing table stored in the server, then, server
According to the routing table after adjustment, load balance process is carried out in different communication connections.
Specifically, being based on the routing table in server when the communication system is that carrier network carries out data interaction
Carry out, i.e., after receiving the data, server transmits this data to that communication module is corresponding to be connect according to routing table to server
On mouth, then communication module transmits data to corresponding communication connection by corresponding interface, for transmission to corresponding operation
In business's network, when carrying out load balancing, it is necessary to which the transmission path to data is modified, it is therefore desirable to the road in server
Modified by table, the data minus carrying capacity for arriving each interface of communication module is essentially identical.
Alternatively, communication module with after the communication connection of the corresponding number of different operators network foundation, communication module is opened
Dynamic detection thread；Communication module is detected according to predetermined period, detects the on off operating mode of different communication connection；When one of communication
When being connected as disconnecting, SIM information of the communication module in the corresponding SIM card of the communication connection, to corresponding carrier network
Initiate communication connection and set up request.
Specifically, communication module with after the communication connection of the corresponding number of different operators network foundation, in order to ensure number
According to the reliability of transmission, communication module starts detection thread, and according to the on off operating mode of each communication connection of predetermined period detection,
After a communication connection disconnects, the communication system can not transfer data to corresponding carrier network by the communication connection
In, it is necessary to which again according to the SIM information in the corresponding SIM card of the communication connection, communication link is initiated to corresponding carrier network
Foundation request is connect, to set up communication connection again, it is ensured that the data transmitted from the communication connection can continue to be transferred to correspondence
Carrier network in, so as to improve the reliability of data transfer.
Alternatively, after communication connection foundation request is initiated to corresponding carrier network, when the communication connection is not set up
During success, the quantity of the communication connection of data minus carrying capacity and current residual that server is connected according to different communication, current
Remaining communication connection carries out load balance process.
Specifically, for some reason, it is impossible to when recovering the communication connection, in order that the number transmitted by the communication connection
According to can be transferred in carrier network, it is ensured that user equipment can continue to carry out data interaction, it is necessary to will be communicated by this
Connect in the data of transmission, the communication connection of load balancing to current residual, specific load balance process mode and above-mentioned phase
Together, in this not go into detail.
When the communication connection of current residual carries out load balance process, server is according to the communication connection of current residual
Data minus carrying capacity in quantity and different communication connection, is adjusted to routing table；Server according to the routing table after adjustment,
Load balance process is carried out in the quantity of the communication connection of current residual.
Specific processing mode is same as described above, and in this not go into detail.
Communication module with after the communication connection of the corresponding number of different operators network foundation, communication module detection is different logical
Believe the signal intensity or signal to noise ratio of connection；The signal intensity or signal to noise ratio that communication module connects the different communication of acquisition are sent to
The server；Whether server judges the signal intensity of different communication connection less than first threshold or the letter of different communication connection
Make an uproar than whether being higher than Second Threshold；When the signal intensity of wherein one communication connection is less than first threshold or wherein one communication link
When the signal to noise ratio connect is higher than Second Threshold, the data payload that this communicates to connect is assigned to other communication connections by server
On.
Specifically, the accuracy in order to ensure data transfer, corresponding with the foundation of different operators network individual in communication module
After several communication connections, the signal intensity or signal to noise ratio of communication module detection different communication connection, and different communication is connected
Signal intensity or signal to noise ratio are sent to server, and server judges the power and signal to noise ratio of the signal intensity of different communication connection
Just, when signal intensity is weaker, represent that the transmission quality of the communication connection is poor, when signal to noise ratio is higher, represent the communication
The interference being subject to is connected stronger, therefore, in order to ensure the accuracy of data transfer, when signal intensity is less than first threshold or noise
During than higher than Second Threshold, represent the communication connection it cannot be guaranteed that accuracy during transmission data, it is therefore desirable to which this communicates
Data payload in connection is assigned in other communication connections so that the corresponding number of the communication connection is transmitted in other communication connections
According to, it is ensured that the accuracy of data transfer, further, server are led to by the corresponding data distribution of this communication connection to other
During letter connection, signal intensity and the situation distribution of signal to noise ratio that server communicate to connect according to other, for example, server is by data
Be assigned in the higher communication connection of signal intensity, or, server by data distribution to the relatively low communication connection of signal to noise ratio,
Or, server data is assigned to signal intensity on first threshold, and communication connection of the signal to noise ratio under Second Threshold
On, at least include two if meeting the communication connection of above-mentioned condition, server can distribute number by the way of load balancing
According to load.
It is apparent to those skilled in the art that, for convenience and simplicity of description, the system of foregoing description,
The specific work process of device and unit, may be referred to the corresponding process in preceding method embodiment, will not be repeated here.
In several embodiments provided by the present invention, it should be understood that disclosed system, apparatus and method can be with
Realize by another way.For example, device embodiment described above is only schematical, for example, the unit
Divide, only a kind of division of logic function there can be other dividing mode when actually realizing, for example, multiple units or group
Part can combine or be desirably integrated into another system, or some features can be ignored, or not perform.It is another, it is shown
Or the coupling each other discussed or direct-coupling or communication connection can be by some interfaces, device or unit it is indirect
Coupling is communicated to connect, and can be electrical, machinery or other forms.
The unit illustrated as separating component can be or may not be it is physically separate, it is aobvious as unit
The part shown can be or may not be physical location, you can with positioned at a place, or can also be distributed to multiple
On NE.Some or all of unit therein can be selected to realize the mesh of this embodiment scheme according to the actual needs
's.
In addition, each functional unit in each embodiment of the invention can be integrated in a processing unit, can also
That unit is individually physically present, can also two or more units it is integrated in a unit.Above-mentioned integrated list
Member can both be realized in the form of hardware, it would however also be possible to employ hardware adds the form of SFU software functional unit to realize.
The above-mentioned integrated unit realized in the form of SFU software functional unit, can be stored in an embodied on computer readable and deposit
In storage media.Above-mentioned SFU software functional unit is stored in a storage medium, including some instructions are to cause a computer
Device (can be personal computer, server, or network equipment etc.) or processor (Processor) perform the present invention each
The part steps of embodiment methods described.And foregoing storage medium includes：USB flash disk, mobile hard disk, read-only storage (Read-
Only Memory, ROM), random access memory (Random Access Memory, RAM), magnetic disc or CD etc. it is various
Can be with the medium of store program codes.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
God is with principle, and any modification, equivalent substitution and improvements done etc. should be included within the scope of protection of the invention.
Claims (10)
1. a kind of communication system, it is characterised in that the communication system includes：
Onboard servers, access point apparatus and communication module；
The onboard servers are connected with described access point equipment and the communication module respectively；
One communication module is connected with least two carrier networks.
2. communication system as claimed in claim 1, it is characterised in that the communication module includes：
The loading plate of quantity identical with carrier network number；
One is arranged on universal serial bus concentrator the USB HUB, a USBHUB of quantity identical with carrier network number
On individual loading plate, each USB HUB include at least one general-purpose serial bus USB and extend mouth；
The forth generation mechanics of communication 4G modules of quantity identical with usb expansion mouth, a 4G module is connected with a usb expansion mouthful；
The client identification module SIM card of quantity identical with usb expansion mouth, the number phase of the corresponding SIM card of different operators network
Together；
Power supply, the power supply is connected with the loading plate.
3. communication system as claimed in claim 2, it is characterised in that the output voltage of the power supply is DC voltage, described
The output voltage of power supply is 5V.
4. communication system as claimed in claim 3, it is characterised in that the loading plate is changed including DC-DC DC/DC
Device, the DC/DC converters are connected with the power supply and the USB HUB respectively, and the DC/DC converters can be by 5V direct currents
Voltage conversion is 3.3V DC voltages.
5. a kind of communication means, it is characterised in that applied in the communication system any one of the claims 1 to 4,
Methods described includes：
The communication connection of communication module and the corresponding number of different operators network foundation, to access corresponding carrier network；
Data payload in server detection different communication connection, to obtain the data minus carrying capacity in different communication connection；
The data minus carrying capacity that the server is connected according to the quantity and different communication of the communication connection of foundation, leads in different
Load balance process is carried out in letter connection.
6. method as claimed in claim 5, it is characterised in that the server is according to the quantity of the communication connection of foundation and not
With the data minus carrying capacity in communication connection, load balance process is carried out in different communication connections, including：
The data minus carrying capacity that the server is connected according to the quantity and different communication of the communication connection of foundation, to the service
The routing table stored in device is adjusted；
The server carries out load balance process according to the routing table after adjustment in different communication connections.
7. method as claimed in claim 5, it is characterised in that methods described also includes：
The communication module starts detection thread；
The communication module is detected according to predetermined period, detects the on off operating mode of different communication connection；
When one of communication connection is disconnects, SIM letter of the communication module in the corresponding SIM card of the communication connection
Breath, initiates communication connection to corresponding carrier network and sets up request.
8. method as claimed in claim 7, it is characterised in that methods described also includes：
When the communication connection is not set up successfully, data minus carrying capacity and currently remain that the server is connected according to different communication
The quantity of remaining communication connection, load balance process is carried out in the communication connection of current residual.
9. method as claimed in claim 8, it is characterised in that the data payload that the server is connected according to different communication
The quantity of the communication connection of amount and current residual, load balance process is carried out in the communication connection of current residual, including：
The data minus carrying capacity that the server is connected according to the quantity and different communication of the communication connection of current residual, to route
Table is adjusted；
The server is carried out at load balancing according to the routing table after adjustment in the quantity of the communication connection of current residual
Reason.
10. method as claimed in claim 5, it is characterised in that methods described also includes：
The signal intensity or signal to noise ratio of the communication module detection different communication connection；
The signal intensity or signal to noise ratio that the communication module connects the different communication of acquisition are sent to the server；
Whether the server judges the signal intensity of different communication connection less than first threshold or the noise of different communication connection
Than whether being higher than Second Threshold；
When wherein one article communication connection signal intensity less than first threshold or the signal to noise ratio of wherein one article communication connection higher than the
During two threshold values, the data payload that this communicates to connect is assigned in other communication connections by the server.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111654837A (en) * | 2020-03-12 | 2020-09-11 | 成都唐源电气股份有限公司 | Vehicle-ground dynamic data transmission method and system based on double logic channels |
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| CN105007638A (en) * | 2015-08-06 | 2015-10-28 | 尚一民 | Train on-board wireless communication device |
| CN105120533A (en) * | 2015-08-06 | 2015-12-02 | 尚一民 | Wireless network coverage system of train |
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| CN111654837A (en) * | 2020-03-12 | 2020-09-11 | 成都唐源电气股份有限公司 | Vehicle-ground dynamic data transmission method and system based on double logic channels |
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