CN109802893A - Data transmission method, device and system - Google Patents
Data transmission method, device and system Download PDFInfo
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- CN109802893A CN109802893A CN201711125719.8A CN201711125719A CN109802893A CN 109802893 A CN109802893 A CN 109802893A CN 201711125719 A CN201711125719 A CN 201711125719A CN 109802893 A CN109802893 A CN 109802893A
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Abstract
The present invention discloses a kind of data transmission method, device and system.This method comprises: home signature user server configures different service priority for different internet of things service；The service priority is passed at least one in mobile management nodes, base station, gateway and public data network gateway by home signature user server；At least one in mobile management nodes, base station, gateway and public data network gateway determines the congested flow control sequence of data according to the service priority.Different priorities can be arranged for different business in the present invention, to ensure that the data of high-priority service can be transmitted preferentially.
Description
Technical field
The present invention relates to mobile communication field, in particular to a kind of data transmission method, device and system.
Background technique
Traditional data are transmitted as shown in green line in attached drawing one, and user data is in empty port load-supporting in DRB (Data
Resource Bearer, the Deta bearer between terminal and base station) on, and (communication between base station and gateway connects by S1-U
Mouthful) it is sent to PGW (PDN GateWay, public data network gateway).ENodeB (evolved base station) is according to MME (Mobility
Management Entity, mobile management nodes) QoS (Quality of Service, the service quality) parameter that issues establishes
Corresponding DRB, and according to the priority of qos parameter differentiation data, data dispatch is carried out according to priority.
When using CP (control plane CIoT EPS optimization) scheme transmission, user data is carried on SRB (Signal
Resource Bearer, the signaling bear between terminal and base station) on, by Deta bearer in NAS (Non Access
Stratum, Non-Access Stratum) in message, MME is sent to by NAS signaling, then be transmitted to PGW.At this moment, eNodeB is not any
The QoS information of business, all NAS message priority are identical.
Summary of the invention
In view of the above technical problem, the present invention provides a kind of data transmission methods, device and system, can be for difference
Different priorities are arranged in business, have ensured that the data of high-priority service can be transmitted preferentially.
According to an aspect of the present invention, a kind of data transmission method is provided, comprising:
Home signature user server configures different service priority for different internet of things service；
Home signature user server by the service priority pass to mobile management nodes, base station, gateway and
At least one of in public data network gateway；
At least one in mobile management nodes, base station, gateway and public data network gateway is excellent according to the business
First grade determines the congested flow control sequence of data.
In one embodiment of the invention, the method also includes:
Base station determines the dispatching sequence of user's non-access layer information according to the service priority.
In one embodiment of the invention, the base station determines user's non-access layer information according to the service priority
Dispatching sequence include:
For the user for using control plane honeycomb Internet of Things evolved packet system prioritization scheme to carry out data transmission, base station root
The dispatching priority of user's non-access layer information is determined according to the service priority of user, is preferentially disappeared to the NAS of scheduling priority
Breath is scheduled, wherein the higher user of service priority, and corresponding dispatching priority is higher.
In one embodiment of the invention, described to determine that the congested flow control of data is suitable according to the service priority
Sequence includes:
For the user for using control plane honeycomb Internet of Things evolved packet system prioritization scheme to carry out data transmission, base station,
At least one in mobile management nodes, gateway and public data network gateway is in the case where occurring congestion, according to business
Priority carries out data traffic control, preferentially carries out data traffic control to the data of low priority user.
In one embodiment of the invention, the service priority is passed to moving tube by home signature user server
Reason node, base station, in gateway and public data network gateway at least one of include:
Home signature user server is passed to the service priority by attaching process or tracing section updating process
At least one of in mobile management nodes, base station, gateway and public data network gateway.
In one embodiment of the invention, the home signature user server is excellent by the business by attaching process
First grade pass in mobile management nodes, base station, gateway and public data network gateway at least one of include:
The service priority is sent to mobile management by location updating confirmation message by home signature user server
Node；
Mobile management nodes request the service priority being sent to gateway by session establishment；
Gateway requests the service priority being sent to public data network gateway by session establishment；
The service priority is sent to user terminal by attachment received message by mobile management nodes；
The service priority is sent to base station by initial access request message by user terminal.
In one embodiment of the invention, the home signature user server will be described by tracing section updating process
Service priority passes to user terminal, mobile management nodes, gateway and public data network gateway
In the case where gateway is constant, old mobile management nodes are receiveed the response the business is preferential by context
Grade is sent to new mobile management nodes；
In the case where gateway changes, old mobile management nodes are receiveed the response the business is preferential by context
Grade is sent to new mobile management nodes；New mobile management nodes request for the service priority to be sent to newly by session establishment
Gateway.
According to another aspect of the present invention, a kind of home signature user server is provided, wherein the home signature user
Server configures different service priority for different internet of things service for home signature user server；And by institute
State service priority pass in mobile management nodes, base station, gateway and public data network gateway at least one of, so as to
At least one in mobile management nodes, base station, gateway and public data network gateway is determined according to the service priority
The congested flow control sequence of data.
In one embodiment of the invention, the home signature user server is used to pass through attaching process or tracking area
The service priority is passed to user terminal, mobile management nodes, gateway and public data network gateway by renewal process.
In one embodiment of the invention, the home signature user server is used to pass through location updating confirmation message
The service priority is sent to mobile management nodes, so that mobile management nodes determine data according to the service priority
Congested flow control sequence, and the service priority is passed into user terminal, gateway and public data network gateway.
According to another aspect of the present invention, a kind of mobile management nodes are provided, wherein the mobile management nodes are used for
Receive the service priority that home signature user server is sent, wherein the service priority is home signature user service
Device is configured for different internet of things service；And the congested flow control sequence of data is determined according to the service priority.
In one embodiment of the invention, the mobile management nodes are used for for using control plane honeycomb Internet of Things to drill
The user carried out data transmission into grouping system prioritization scheme is counted in the case where congestion occurs according to service priority
According to flow control, data traffic control preferentially is carried out to the data of low priority user.
In one embodiment of the invention, the mobile management nodes are used in attaching process, are belonged to by receiving
The location updating confirmation message that assigned user server is sent, to receive the service priority；Being requested by session establishment will
The service priority is sent to gateway；The service priority is sent to user terminal by attachment received message.
In one embodiment of the invention, during tracing section updating, in the case where gateway is constant, old shifting
Dynamic management node, is sent to new mobile management nodes for the service priority for receiveing the response by context.
In one embodiment of the invention, during tracing section updating, in the case where gateway changes, old shifting
Dynamic management node, is sent to new mobile management nodes for the service priority for receiveing the response by context；It is new mobile
The service priority is sent to new demand servicing gateway for requesting by session establishment by management node.
According to another aspect of the present invention, a kind of gateway is provided, wherein the gateway, for receiving movement
The service priority that management node is sent, wherein the service priority is home signature user server for different objects
Networking service configuration concurrency gives mobile management nodes；And determine that the congested flow control of data is suitable according to the service priority
Sequence.
In one embodiment of the invention, the gateway is used in attaching process, by receiving mobile management
The session establishment request that node is sent, to receive the service priority；It is requested by session establishment by the service priority
It is sent to public data network gateway.
In one embodiment of the invention, new to take in the case where gateway changes during tracing section updating
Business gateway, the session establishment request for being sent by receiving new mobile management nodes, to receive the service priority,
In, the old mobile management nodes are receiveed the response by context is sent to new mobile management nodes for the service priority.
According to another aspect of the present invention, a kind of public data network gateway is provided, wherein the public data network gateway,
For receiving the service priority of gateway transmission, wherein the service priority is that home signature user server is directed to
Different internet of things service, which configures and passes through mobile management nodes, passes to gateway；And it is true according to the service priority
The congested flow control sequence of fixed number evidence.
According to another aspect of the present invention, a kind of user terminal is provided, for receiving the business of mobile management nodes transmission
Priority, wherein the service priority is that home signature user server is sent for different internet of things service configuration concurrencies
To mobile management nodes；And the service priority is sent to by base station by initial access request message, so as to base station root
The dispatching sequence of user's non-access layer information is determined according to the service priority, and data are determined according to the service priority
Congested flow control sequence.
According to another aspect of the present invention, a kind of base station is provided, is disappeared for receiving user terminal by initial access request
Cease the service priority sent, wherein the service priority is home signature user server for different Internet of Things industry
Business configures and passes to user terminal by mobile management nodes；And user's Non-Access Stratum is determined according to the service priority
The dispatching sequence of message.
In one embodiment of the invention, the base station is also used to determine the congestion of data according to the service priority
Flow control sequence.
According to another aspect of the present invention, a kind of data transmission system is provided, including as described in above-mentioned any embodiment
Home signature user server, the mobile management nodes as described in above-mentioned any embodiment, as described in above-mentioned any embodiment
Gateway, the public data network gateway as described in above-mentioned any embodiment, the user terminal as described in above-mentioned any embodiment
And the base station as described in above-mentioned any embodiment.
Different priorities can be arranged for different business in the present invention, to ensure that the data of high-priority service can be excellent
First transmit.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the schematic diagram of data transmission system one embodiment of the present invention.
Fig. 2 is the schematic diagram of data transmission method one embodiment of the present invention.
Fig. 3 is the schematic diagram for passing through attaching process business transferring priority in one embodiment of the invention.
Fig. 4 is the schematic diagram for passing through tracing section updating process business transferring priority in one embodiment of the invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Below
Description only actually at least one exemplary embodiment be it is illustrative, never as to the present invention and its application or make
Any restrictions.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, shall fall within the protection scope of the present invention.
Unless specifically stated otherwise, positioned opposite, the digital table of the component and step that otherwise illustrate in these embodiments
It is not limited the scope of the invention up to formula and numerical value.
Simultaneously, it should be appreciated that for ease of description, the size of various pieces shown in attached drawing is not according to reality
Proportionate relationship draw.
Technology, method and apparatus known to person of ordinary skill in the relevant may be not discussed in detail, but suitable
In the case of, the technology, method and apparatus should be considered as authorizing part of specification.
It is shown here and discuss all examples in, any occurrence should be construed as merely illustratively, without
It is as limitation.Therefore, the other examples of exemplary embodiment can have different values.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, then in subsequent attached drawing does not need that it is further discussed.
It is found by the applicant that: when being carried out data transmission using control plane CIoT EPS prioritization scheme (subsequent abbreviation CP scheme),
Data are packaged into NAS signaling and are transmitted, and the priority of different internet of things service data cannot be distinguished in network, with network
User increases, and Internet resources will lead to that partial service data transmission delay is too long, the time delay for being unable to satisfy its business is wanted by limited time
It asks.
To solve this problem, the invention proposes a kind of data transmission method and system based on service priority, makes
Obtaining the high high-priority service of delay requirement can prioritised transmission.
Fig. 1 is the schematic diagram of data transmission system one embodiment of the present invention.The data transmission system may include HSS
(Home Subscriber Server, home signature user server) 1, mobile management nodes 2, S-GW (Serving
GateWay, gateway) 3, public data network gateway 4, user terminal 5 and base station 6, in which:
Home signature user server 1, for configuring different service priority for different internet of things service；And it will
The service priority passes at least one in mobile management nodes 2, base station 6, gateway 3 and public data network gateway 4
?.
At least one of in mobile management nodes 2, base station 6, gateway 3 and public data network gateway 4, for according to institute
State the congested flow control sequence that service priority determines data.
Traditional QoS security mechanism, suitable for different Deta bearers, and novel CP transmission plan, wireless side without
Deta bearer need to be established, data are carried by NAS signaling, traditional QoS security mechanism does not use.The data of all users are excellent
First grade is identical, when Internet resources by limited time, be unable to satisfy the delay requirement of different business.
In one embodiment of the invention, the user terminal 5 can be NB-IoT (Narrow Band Internet
Of Things, narrowband Internet of Things) terminal.
In one embodiment of the invention, the base station 6 can be eNodeB (evolved base station).
Based on the data transmission system that the above embodiment of the present invention provides, a kind of data based on service priority are proposed
Priority can be arranged for different business, to ensure that the data of high-priority service can be transmitted preferentially in Transmission system.
It is found by the applicant that: the prior art is that different priority parameters, root is arranged for different wireless signaling messages
The scheduling strategy and congestion control policy of the message are determined according to priority parameters.And for same class wireless signaling messages, then without
Method is distinguished.
The above embodiment of the present invention can distinguish priority for same class signaling (NAS message) and carry out congestion control, root
Congestion control is carried out according to the business datum priority of NAS signaling carrying, it is ensured that the internet of things service data of high priority carry out
Preferential transmitting.
The above embodiment of the present invention can be at HSS (Home Subscriber Server, home signature user server)
Data of opening an account in Added Business priority configuration, different priority can be configured for different internet of things service, wherein
Business its priority Ying Yuegao higher to delay requirement.
ENodeB, MME, S-GW (Serving GateWay, gateway) and P-GW get the service priority of user
Afterwards, the priority can be applied in data transmission procedure:
The first, eNodeB can determine the dispatching sequence of user's NAS message according to service priority, and priority scheduling is high preferential
The NAS message of grade business.
The second, service priority can be applied to congestion control by least one of eNodeB, MME, S-GW and P-GW,
Data-flow-control, the data of preferential flow control low priority traffice are carried out according to priority when congestion.
The above embodiment of the present invention can distinguish priority for same class signaling (NAS message) and be scheduled and congestion control
System is realized and carries out differentiation processing to different internet of things service, so that the internet of things service high priority data transmitting that priority is high, drop
Its low delivery lag.
Fig. 2 is the schematic diagram of data transmission method one embodiment of the present invention.Preferably, the present embodiment can be by number of the present invention
It is executed according to Transmission system.As shown in Fig. 2, the method may include:
Step 21, home signature user server 1 HSS open an account data increase service priority configuration, for difference
Internet of things service configure different service priority (service priority).
In one embodiment of the invention, service priority (service priority) is optional parameters, is applied to
Internet of things service, the value range of parameter are 1~15, and the smaller priority of numerical value is higher.Configure foundation: higher to delay requirement
Business, priority configuration are higher.
Step 22, home signature user server 1 by the service priority pass to mobile management nodes 2, base station 6,
At least one of in gateway 3 and public data network gateway 4.
In one embodiment of the invention, step 22 may include: that home signature user server 1 passes through attaching process
The service priority is passed to mobile management nodes 2, base station by (Attach process) or tracing section updating process (TAU process)
6, at least one in gateway 3 and public data network gateway 4.
Step 23, at least one basis in mobile management nodes 2, base station 6, gateway 3 and public data network gateway 4
The service priority determines the congested flow control sequence of data.
In one embodiment of the invention, step 23 may include: for using control plane honeycomb Internet of Things evolution point
The user that group system (CP) prioritization scheme carries out data transmission, base station 6, mobile management nodes 2, gateway 3 and public data
At least one in net gateway 4 carries out data traffic control in the case where congestion occurs, according to service priority, preferentially to low
The data of priority users carry out data traffic control.
Based on the data transmission method that the above embodiment of the present invention provides, a kind of data based on service priority are proposed
Different priorities can be arranged for different business in transmission method, and thus the above embodiment of the present invention can be believed for same class
It enables (NAS message) to distinguish priority and carries out congestion control, when specifically can be limited in Internet resources, be unable to satisfy different business
In the case where prolonging requirement, congestion control is carried out according to the business datum priority of NAS signaling carrying, to can guarantee high priority
Internet of things service data preferentially transmitted.
In one embodiment of the invention, the method can also include: that base station 6 is determined according to the service priority
The dispatching sequence of user's non-access layer information.
In one particular embodiment of the present invention, base station 6 determines that user's Non-Access Stratum disappears according to the service priority
The step of dispatching sequence of breath may include: for using control plane honeycomb Internet of Things evolved packet system prioritization scheme to count
According to the user of transmission, base station 6 determines the dispatching priority of user's non-access layer information according to the service priority of user, preferential right
The NAS message of scheduling priority is scheduled, wherein the higher user of service priority, and corresponding dispatching priority is higher.
Different priorities can be arranged for different business, thus originally in the data transmission method of the above embodiment of the present invention
Invention above-described embodiment can be scheduled for same class signaling (NAS message) differentiation priority and congestion control, specifically may be used
It is scheduled with the business datum priority carried according to NAS signaling and congestion control, to can guarantee the Internet of Things of high priority
Network service data are preferentially transmitted.
Fig. 3 is the schematic diagram for passing through attaching process business transferring priority in one embodiment of the invention.As shown in figure 3,
Step 22 in Fig. 2 embodiment may include:
Reate Session is requested in location updating confirmation message Update Location ACK, C session establishment
Request, attachment received message Attach Accept, cell: service priority is increased in initial access request message newly
service priority；Service priority value range is 1~15, and the smaller priority of numerical value is higher.
Step 221, the service priority is sent to by home signature user server 1 by location updating confirmation message
Mobile management nodes 2.
Step 222, mobile management nodes 2 are stored in local after receiving the service priority, and are asked by session establishment
It asks and the service priority is sent to gateway 3.
Step 223, after gateway 3 receives service priority, local is saved it in, and pass through session establishment
The service priority is sent to public data network gateway by request.
Step 224, the service priority is also sent to user terminal by attachment received message by mobile management nodes 2
5。
Step 225, the service priority is sent to base station 6 by initial access request message by user terminal 5.
In one embodiment of the invention, step 225 may include: in RRC ConnectionRequest (Radio
Resource Control ConnectionRequest, wireless heterogeneous networks access request) increase cell service in message newly
Priority reports precedence information to base station for UE.
Fig. 4 is the schematic diagram for passing through tracing section updating process business transferring priority in one embodiment of the invention.Pass through
The step of tracing section updating process business transferring priority, can be divided into two kinds of scenes:
Scene one, in the case where gateway 3 is constant:
S-GW, P-GW, UE, old mobile management nodes (old MME) still have the service priority information of the user
(being obtained by the attaching process of Fig. 3), no longer needs to obtain.
In this case, as shown in figure 4, the step 22 in Fig. 2 embodiment may include:
Step 226, old mobile management nodes (old MME) are receiveed the response in (Context Response) by context
Newly-increased cell service priority the service priority is sent to new mobile management nodes (new MME).
Scene two, gateway 3 change in the case where:
P-GW, old mobile management nodes and UE still have the service priority information of the user (by the attachment of Fig. 3
Process obtains), it no longer needs to obtain.
In this case, as shown in figure 4, the step 22 in Fig. 2 embodiment may include:
Step 226, old mobile management nodes are receiveed the response the newly-increased letter in (Context Response) by context
The service priority is sent to new mobile management nodes by first service priority.
Step 227, new mobile management nodes will by the cell service priority increased newly in session establishment request
The service priority is sent to new demand servicing gateway.
According to another aspect of the present invention, shown in as shown in Figure 1, Figure 3 and Figure 4, a kind of home signature user server 1 is provided,
Wherein, the home signature user server 1 can be used for home signature user server 1 and match for different internet of things service
Set different service priority；And the service priority is passed into mobile management nodes 2, base station 6, gateway 3 and public affairs
With in Data Network Gateway at least one of, so as in mobile management nodes 2, base station 6, gateway 3 and public data network gateway
At least one of the congested flow control sequences of data is determined according to the service priority.
In one embodiment of the invention, the home signature user server 1 is used to pass through attaching process or tracking
The service priority is passed to user terminal 5, mobile management nodes 2, gateway 3 and public data network by area's renewal process
Gateway.
In one embodiment of the invention, the home signature user server 1 is used to disappear by location updating confirmation
The service priority is sent to mobile management nodes 2 by breath, so that mobile management nodes 2 are determined according to the service priority
The congested flow control sequence of data, and the service priority is passed into user terminal 5, gateway 3 and public data
Net gateway.
Based on the home signature user server that the above embodiment of the present invention provides, it is excellent business can be increased in data of opening an account
The configuration of first grade is arranged different priorities for different business, and passes to MME, UE, S- during ATTACH TAU
GW and P-GW, UE pass to eNodeB by initial access request message.Thus the above embodiment of the present invention can be directed to same
Class signaling (NAS message) distinguishes priority and carries out congestion control, to can guarantee that the internet of things service data of high priority carry out
Preferential transmitting.
According to another aspect of the present invention, shown in as shown in Figure 1, Figure 3 and Figure 4, a kind of mobile management nodes 2 are provided, wherein institute
Mobile management nodes 2 are stated, for receiving the service priority of the transmission of home signature user server 1, wherein the business is preferential
Grade is that home signature user server 1 is configured for different internet of things service；And number is determined according to the service priority
According to congested flow control sequence.
In one embodiment of the invention, the mobile management nodes 2 are used for for using control plane honeycomb Internet of Things
The user that evolved packet system prioritization scheme carries out data transmission carries out in the case where congestion occurs according to service priority
The data of low priority user are preferentially carried out data traffic control by data traffic control.
In one embodiment of the invention, the mobile management nodes 2 are used in attaching process, are belonged to by receiving
The location updating confirmation message that assigned user server 1 is sent, to receive the service priority；Being requested by session establishment will
The service priority is sent to gateway 3；The service priority is sent to user terminal by attachment received message
5。
In one embodiment of the invention, old in the case where gateway 3 is constant during tracing section updating
The service priority is sent to new mobile management nodes for receiveing the response by context by mobile management nodes.
In one embodiment of the invention, old in the case where gateway 3 changes during tracing section updating
The service priority is sent to new mobile management nodes for receiveing the response by context by mobile management nodes；It is new to move
The service priority is sent to new demand servicing gateway for requesting by session establishment by dynamic management node.
According to another aspect of the present invention, shown in as shown in Figure 1, Figure 3 and Figure 4, a kind of gateway 3 is provided, wherein the clothes
Business gateway 3, for receiving the service priority of the transmission of mobile management nodes 2, wherein the service priority is that ownership signing is used
Family server 1 gives mobile management nodes 2 for different internet of things service configuration concurrencies；And it is true according to the service priority
The congested flow control sequence of fixed number evidence.
In one embodiment of the invention, the gateway 3 is used in attaching process, by receiving mobile management
The session establishment request that node 2 is sent, to receive the service priority；It is requested by session establishment by the service priority
It is sent to public data network gateway.
In one embodiment of the invention, during tracing section updating, in the case where gateway 3 changes, newly
Gateway, the session establishment request for being sent by receiving new mobile management nodes, to receive the service priority,
In, the old mobile management nodes are receiveed the response by context is sent to new mobile management nodes for the service priority.
According to another aspect of the present invention, shown in as shown in Figure 1, Figure 3 and Figure 4, a kind of public data network gateway is provided, wherein
The public data network gateway, for receiving the service priority of the transmission of gateway 3, wherein the service priority is to return
Category assigned user server 1, which configures for different internet of things service and passes through mobile management nodes 2, passes to gateway 3
's；And the congested flow control sequence of data is determined according to the service priority.
Based on MME, S-GW and P-GW that the above embodiment of the present invention provides, the service priority that can be transmitted according to HSS
Congestion flow control sequence, preferential flow control lower-priority data are determined, to can guarantee that the internet of things service data of high priority carry out
Preferential transmitting.
According to another aspect of the present invention, shown in as shown in Figure 1, Figure 3 and Figure 4, a kind of user terminal 5 is provided, is moved for receiving
The service priority that dynamic management node 2 is sent, wherein the service priority is home signature user server 1 for difference
Internet of things service configuration concurrency give mobile management nodes 2；And it is by initial access request message that the business is preferential
Grade is sent to base station 6, so that base station 6 determines according to the service priority dispatching sequence of user's non-access layer information, and root
The congested flow control sequence of data is determined according to the service priority.
It, can be by initial access request message by the business based on the user terminal that the above embodiment of the present invention provides
Priority is sent to base station 6, so that base station 6 determines according to the service priority dispatching sequence of user's non-access layer information,
And the congested flow control sequence of data is determined according to the service priority.
According to another aspect of the present invention, shown in as shown in Figure 1, Figure 3 and Figure 4, a kind of base station 6 is provided, for receiving user's end
The service priority that end 5 is sent by initial access request message, wherein the service priority is home signature user service
Device 1, which configures for different internet of things service and passes through mobile management nodes 2, passes to user terminal 5；And according to the industry
Business priority determines the dispatching sequence of user's non-access layer information.
In one embodiment of the invention, the base station 6 is also used to determine gathering around for data according to the service priority
Plug flow amount control sequence.
Based on the base station that the above embodiment of the present invention provides, the service priority decision that can be not only transmitted according to HSS is gathered around
Plug flow control sequence, preferential flow control lower-priority data；And the dispatching priority of NAS message is determined according to service priority, it is excellent
The high NAS message of first dispatching priority thereby may be ensured that the internet of things service data of high priority are preferentially transmitted.
Home signature user server described above, mobile management nodes, gateway, public data network net
It closes, user terminal and base station can be implemented as general processor for executing function described herein, programmable logic
Controller (PLC), digital signal processor (DSP), specific integrated circuit (ASIC), field programmable gate array (FPGA) or
Other programmable logic device, discrete gate or transistor logic, discrete hardware components or it is any appropriately combined.
So far, the present invention is described in detail.In order to avoid covering design of the invention, it is public that this field institute is not described
The some details known.Those skilled in the art as described above, completely it can be appreciated how implementing technology disclosed herein
Scheme.
Those of ordinary skill in the art will appreciate that realizing that all or part of the steps of above-described embodiment can pass through hardware
It completes, relevant hardware can also be instructed to complete by program, the program can store in a kind of computer-readable
In storage medium, storage medium mentioned above can be read-only memory, disk or CD etc..
Description of the invention is given for the purpose of illustration and description, and is not exhaustively or will be of the invention
It is limited to disclosed form.Many modifications and variations are obvious for the ordinary skill in the art.It selects and retouches
It states embodiment and is to more preferably illustrate the principle of the present invention and practical application, and those skilled in the art is enable to manage
The solution present invention is to design various embodiments suitable for specific applications with various modifications.
Claims (21)
1. a kind of data transmission method characterized by comprising
Home signature user server configures different service priority for different internet of things service；
The service priority is passed to mobile management nodes, base station, gateway and public by home signature user server
At least one of in Data Network Gateway；
At least one in mobile management nodes, base station, gateway and public data network gateway is according to the service priority
Determine the congested flow control sequence of data.
2. the method according to claim 1, wherein further include:
Base station determines the dispatching sequence of user's non-access layer information according to the service priority.
3. according to the method described in claim 2, it is characterized in that, the base station determines that user is non-according to the service priority
The dispatching sequence of access layer information includes:
For the user for using control plane honeycomb Internet of Things evolved packet system prioritization scheme to carry out data transmission, base station according to
The service priority at family determines the dispatching priority of user's non-access layer information, preferentially to the NAS message of scheduling priority into
Row scheduling, wherein the higher user of service priority, corresponding dispatching priority are higher.
4. method according to any one of claim 1-3, which is characterized in that described to be determined according to the service priority
The congested flow control sequence of data includes:
For the user for using control plane honeycomb Internet of Things evolved packet system prioritization scheme to carry out data transmission, base station, movement
At least one in management node, gateway and public data network gateway is preferential according to business in the case where congestion occurs
Grading row data flow control preferentially carries out data traffic control to the data of low priority user.
5. method according to any one of claim 1-3, which is characterized in that home signature user server is by the industry
Business priority pass in mobile management nodes, base station, gateway and public data network gateway at least one of include:
The service priority is passed to movement by attaching process or tracing section updating process by home signature user server
At least one of in management node, base station, gateway and public data network gateway.
6. according to the method described in claim 5, it is characterized in that, the home signature user server will by attaching process
The service priority passes at least one packet in mobile management nodes, base station, gateway and public data network gateway
It includes:
The service priority is sent to mobile management nodes by location updating confirmation message by home signature user server；
Mobile management nodes request the service priority being sent to gateway by session establishment；
Gateway requests the service priority being sent to public data network gateway by session establishment；
The service priority is sent to user terminal by attachment received message by mobile management nodes；
The service priority is sent to base station by initial access request message by user terminal.
7. according to the method described in claim 6, it is characterized in that, the home signature user server passes through tracing section updating
Process passes to the service priority in mobile management nodes, base station, gateway and public data network gateway at least
One includes:
In the case where gateway is constant, old mobile management nodes are receiveed the response by context sends out the service priority
Give new mobile management nodes；
In the case where gateway changes, old mobile management nodes are receiveed the response by context sends out the service priority
Give new mobile management nodes；New mobile management nodes request the service priority being sent to new demand servicing by session establishment
Gateway.
8. a kind of home signature user server characterized by comprising
The home signature user server configures difference for different internet of things service for home signature user server
Service priority；And the service priority is passed into mobile management nodes, base station, gateway and public data network net
At least one of the Central Shanxi Plain, so as at least one basis in mobile management nodes, base station, gateway and public data network gateway
The service priority determines the congested flow control sequence of data.
9. home signature user server according to claim 8, which is characterized in that
The home signature user server is for being passed the service priority by attaching process or tracing section updating process
Pass base station, mobile management nodes, gateway and public data network gateway.
10. home signature user server according to claim 8 or claim 9, which is characterized in that
The home signature user server is used to that the service priority to be sent to movement by location updating confirmation message
Management node, so that mobile management nodes determine according to the service priority congested flow control sequence of data, and by institute
It states service priority and passes to user terminal, gateway and public data network gateway.
11. a kind of mobile management nodes, which is characterized in that
The mobile management nodes, for receiving the service priority of home signature user server transmission, wherein the business
Priority is that home signature user server is configured for different internet of things service；And it is determined according to the service priority
The congested flow control sequence of data.
12. mobile management nodes according to claim 11, which is characterized in that
The mobile management nodes are used for for using control plane honeycomb Internet of Things evolved packet system prioritization scheme to carry out data
The user of transmission carries out data traffic control according to service priority, preferentially uses low priority in the case where congestion occurs
The data at family carry out data traffic control.
13. mobile management nodes according to claim 11 or 12, which is characterized in that
The mobile management nodes are used in attaching process, the location updating sent by receiving home signature user server
Confirmation message, to receive the service priority；It requests the service priority being sent to gateway by session establishment；
The service priority is sent to user terminal by attachment received message.
14. mobile management nodes according to claim 11 or 12, which is characterized in that
During tracing section updating, in the case where gateway is constant, old mobile management nodes, for being returned by context
Answer message that the service priority is sent to new mobile management nodes；
During tracing section updating, in the case where gateway changes, old mobile management nodes, for being returned by context
Answer message that the service priority is sent to new mobile management nodes；New mobile management nodes, for being asked by session establishment
It asks and the service priority is sent to new demand servicing gateway.
15. a kind of gateway, which is characterized in that
The gateway, for receiving the service priority of mobile management nodes transmission, wherein the service priority is to return
Belong to assigned user server and gives mobile management nodes for different internet of things service configuration concurrencies；And it is excellent according to the business
First grade determines the congested flow control sequence of data.
16. gateway according to claim 15, which is characterized in that
The gateway is used in attaching process, is requested by receiving the session establishment that mobile management nodes are sent, to connect
Receive the service priority；It requests the service priority being sent to public data network gateway by session establishment；
During tracing section updating, in the case where gateway changes, new demand servicing gateway, for by receiving new moving tube
The session establishment request that node is sent is managed, to receive the service priority, wherein the old mobile management nodes pass through up and down
Text, which is receiveed the response, is sent to new mobile management nodes for the service priority.
17. a kind of public data network gateway, which is characterized in that
The public data network gateway, for receiving the service priority of gateway transmission, wherein the service priority is
Home signature user server, which configures for different internet of things service and passes through mobile management nodes, passes to gateway；
And the congested flow control sequence of data is determined according to the service priority.
18. a kind of user terminal, which is characterized in that
The user terminal, for receiving the service priority of mobile management nodes transmission, wherein the service priority is to return
Belong to assigned user server and gives mobile management nodes for different internet of things service configuration concurrencies；And pass through initial access
The service priority is sent to base station by request message, so that base station determines user's Non-Access Stratum according to the service priority
The dispatching sequence of message, and determine according to the service priority congested flow control sequence of data.
19. a kind of base station, which is characterized in that
The base station, the service priority sent for receiving user terminal by initial access request message, wherein the industry
Business priority is that home signature user server is configured for different internet of things service and passed to by mobile management nodes
User terminal；And the dispatching sequence of user's non-access layer information is determined according to the service priority.
20. base station according to claim 19, which is characterized in that the base station is also used to true according to the service priority
The congested flow control sequence of fixed number evidence.
21. a kind of data transmission system, which is characterized in that contract and use including the ownership as described in any one of claim 8-10
Family server further includes mobile management nodes as described in any one of claim 11-14, as described in claim 15 or 16
Gateway, public data network gateway as claimed in claim 17, user terminal as claimed in claim 18 and such as
At least one of in base station described in claim 19 or 20.
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| CN201711125719.8A CN109802893B (en) | 2017-11-15 | 2017-11-15 | Data transmission method, device and system |
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| CN201711125719.8A CN109802893B (en) | 2017-11-15 | 2017-11-15 | Data transmission method, device and system |
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