CN107404750A - A kind of cut-in method and device - Google Patents
A kind of cut-in method and device Download PDFInfo
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- CN107404750A CN107404750A CN201610329657.1A CN201610329657A CN107404750A CN 107404750 A CN107404750 A CN 107404750A CN 201610329657 A CN201610329657 A CN 201610329657A CN 107404750 A CN107404750 A CN 107404750A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/16—Discovering, processing access restriction or access information
Abstract
The present invention provides a kind of cut-in method and device, wherein, the cut-in method includes：System information is obtained at network controls surface launching node, according to the system information, judge whether the chain of command transmitting node includes equipment associated control message function, when the chain of command transmitting node includes equipment associated control message function, access request is sent to the chain of command transmitting node.The solution of the present invention, enable to terminal side equipment to select suitable transmitting node to be accessed, be effectively guaranteed normal access network and service communication.
Description
Technical field
The present invention relates to communication technical field, more particularly to a kind of cut-in method and device.
Background technology
Along with the commonly used of intelligent terminal, there is large-scale growth in data service and signaling traffic load,
The variation of the business form is increasingly lifted to the requirement of network capacity, QoS and Consumer's Experience, is transported
The chamber of commerce of battalion proposes some demands according to practical application in terms of operation, is just needed pair according to traditional network architecture
Equipment is upgraded.Also, current mobile network includes 2G, 3G and 4G, there is following 5G, by
Different in the agreement each followed, the network element device of different systems is each independent, special, so in operator
Need to these equipment while upgrade when having demand change, can so cause network cost to rise, and version
The problem of this release cycle is long.
SDN (software defined network, software defined network) is exactly how to reduce net
Network cost, how to meet that the interior of business demand of diversification grows up under driving.Wherein, SDN
With following feature：Software and hardware solution lotus root, software realize flexible control function, can be with rapid deployment network work(
Energy and scheduling resource；Network virtualization, controller directly control flow table, shield hardware, physical hardware into
, can flexible allocation and isolation on demand for resource pool；Centerized fusion, the whole network information is grasped, can effectively be utilized
Internet resources, lift network performance；Open and programmable interface, has broken the closing of software and hardware integration
Pattern, it is easy to the rapid automatized deployment of network and Network, is advantageous to the innovation of network and Network.
Control function can be focused on Controller (controls by SDN by controlling the separation with data forwarding
Device) on.Controller southbound interface configures and is responsible for the safety letter between controller and forwarding unit in SDN
Breath interaction, realize that the circulation based on Flow-Table (flow table) is transported to and put, SDN northbound interfaces are to pass through control
The interface that device processed opens to upper-layer service application, its target are so that service application can advantageously call bottom
Internet resources and ability.
These features based on SDN, following 5G communications are it is contemplated that will control what is separated with data forwarding
Thought is incorporated into wireless communication technology.It is mostly derived from following several aspects：
First, future support equipment quantitatively or service rate on all will be current 10 to 100
Times, and the end-to-end time delay of the super reliable service requirement of some low time delays will shorten to current 1/5th.Cause
This, network Development needs more high bandwidth, more low time delay, higher reliability and stronger intelligent ability, more
Network of throwing the net simply interoperability is unfavorable for the lifting of whole efficiency and Consumer's Experience, it is necessary to new more nets
Integration technology.And this multi-network fusion technology needs the control point of a concentration；And future introduces ultra dense
Collect overlay network, in order to simplify switching flow, the region of chain of command covering is than region conference that user plane covers
It is more advantageous.
Second, SDN technology associate commonly used to be programmed under cloud network framework with virtualization network function.
SDN chains of command unit is in the case where network function virtualizes (NFV) framework as a virtualization network function
Deployment.In some environments, for example, when needing some route or function of exchange, chain of command and data
Face is realized with software, and is used as virtualization network function under network function virtualization architecture come the portion of progress
Administration, it is easy to complete route or switching task with software completely, cost can be effectively saved.
3rd, chain of command is based on route and signaling protocol, safeguards routing table, establishes and discharges voice or regard
Frequency session, authentication, etc. is carried out for network insertion.Data surface is responsible for processing data or multimedia
Business.As a rule, chain of command function is CPU responsive types rather than bandwidth sensitive type, and user plane functions are just
Well on the contrary, being bandwidth sensitive type.
In the research of following 5G communications, chain of command and user plane are separated in logic, are configured different
Protocol stack, disposed under network function virtualization architecture as virtualization network function.With end side
The node that equipment is communicated is referred to as transmitting node, and chain of command function and user plane functions are deployed in different hairs
Penetrate on node, and chain of command transmitting node be responsible for handle chain of command message, user plane transmitting node be responsible for into
Row data transfer.
Wherein, according to prior art, when being communicated, terminal side equipment first has to one transmitting section of selection
Point is accessed.But under chain of command and user plane separation architecture, if the transmitting node of equipment selection access
It is user plane transmitting node, then the processing of message can not be just carried out after access request is received, so as to influence
The access of equipment.
The content of the invention
It is an object of the invention to provide a kind of cut-in method and device, to solve in chain of command and user plane point
From the problem of under framework, terminal side equipment possibly can not normally access network.
In order to realize above-mentioned purpose, the present invention provides a kind of cut-in method, applied to end side, including：
System information is obtained at network controls surface launching node；
According to the system information, judge whether the chain of command transmitting node includes equipment associated control message
Function；
If the chain of command transmitting node includes equipment associated control message function, to the control surface launching section
Point sends access request.
Preferably, it is described before described the step of system information is obtained at network controls surface launching node
Cut-in method also includes：
The signal of network side transmitting node is scanned for；
According to signal quality from high to low, the transmitting node searched is ranked up；
The control surface launching of the most forward transmittable system information of selected and sorted from ordering transmitting node
Node.
Preferably, described the step of system information is obtained at network controls surface launching node, includes：
The system information is obtained at the chain of command transmitting node of the selection.
Preferably, the system information comprises at least node identification information and node type information.
Preferably, it is described according to the system information, judge whether the chain of command transmitting node includes equipment
The step of associated control message function, includes：
Node type information in the system information, judges whether the chain of command transmitting node includes
Equipment associated control message function.
Preferably, the cut-in method also includes：
Message is established according to the access that the chain of command transmitting node is sent, built with the chain of command transmitting node
Vertical signaling connection；
The Deta bearer sent according to the chain of command transmitting node establishes message, carries out Deta bearer foundation；
Message is established according to the Deta bearer, selects user plane transmitting node；
Data are established with the user plane transmitting node to be connected；
Wherein, the Deta bearer, which establishes message, includes Deta bearer configuration information and user plane transmitting node
Mark.
Preferably, the Deta bearer configuration information is by the chain of command transmitting node or user plane hair
Penetrate node configuration.
The present invention also provides a kind of access device, applied to end side, including：
Acquisition module, for obtaining system information at network controls surface launching node；
Judge module, for according to the system information, judging whether the chain of command transmitting node includes and setting
Standby associated control message function；
First sending module, for including equipment associated control message function in the chain of command transmitting node
When, send access request to the chain of command transmitting node.
Preferably, the access device also includes：
Search module, for being scanned for the signal of network side transmitting node；
Order module, for from high to low, being carried out according to signal quality to the transmitting node searched
Sequence；
Selecting module, the transmittable system information most forward for the selected and sorted from ordering transmitting node
Chain of command transmitting node.
Preferably, the acquisition module is specifically used for：Institute is obtained at the chain of command transmitting node of the selection
State system information.
Preferably, the system information comprises at least node identification information and node type information.
Preferably, the judge module is specifically used for：Node type information in the system information,
Judge whether the chain of command transmitting node includes equipment associated control message function.
Preferably, the access device also includes：
First establishes module, and message is established in the access for being sent according to the chain of command transmitting node, with institute
State chain of command transmitting node and establish signaling connection；
Second establishes module, and the Deta bearer for being sent according to the chain of command transmitting node establishes message,
Carry out Deta bearer foundation；
Selecting module, for establishing message according to the Deta bearer, select user plane transmitting node；
3rd establishes module, is connected for establishing data with the user plane transmitting node；
Wherein, the Deta bearer, which establishes message, includes Deta bearer configuration information and user plane transmitting node
Mark.
Preferably, the Deta bearer configuration information is by the chain of command transmitting node or user plane hair
Penetrate node configuration.
The present invention also provides a kind of cut-in method, applied to network side, including：
The function of network side transmitting node is disposed；
If the function of deployment is chain of command function, system information is sent to terminal side equipment so that the equipment
It can judge whether the transmitting node includes equipment associated control message function according to the system information,
And when the transmitting node includes equipment associated control message function, sending access to the transmitting node please
Ask.
Preferably, the step of function to network side transmitting node is disposed includes：
According to the area coverage of the transmitting node, the function of the transmitting node is disposed；
Wherein, the transmitting node for a preset area threshold value being more than or equal to area coverage disposes chain of command work(
Can, the transmitting node that the preset area threshold value is less than to area coverage disposes user plane functions.
Preferably, the step of function to network side transmitting node is disposed includes：
According to the wireless access technology of the transmitting node, the function of the transmitting node is disposed.
The present invention provides a kind of access device again, applied to network side, including：
Deployment module, for being disposed to the function of network side transmitting node；
Second sending module, it is for when the function of deployment is chain of command function, being sent to terminal side equipment
System information so that the equipment can judge whether the transmitting node includes and set according to the system information
Standby associated control message function, and when the transmitting node includes equipment associated control message function, to institute
State transmitting node and send access request.
Preferably, the deployment module includes：
First deployment unit, for the area coverage according to the transmitting node, to the work(of the transmitting node
It can be disposed；
Wherein, the transmitting node for a preset area threshold value being more than or equal to area coverage disposes chain of command work(
Can, the transmitting node that the preset area threshold value is less than to area coverage disposes user plane functions.
Preferably, the deployment module includes：
Second deployment unit, for the wireless access technology according to the transmitting node, to the transmitting node
Function disposed.
By the present invention above-mentioned technical proposal, the beneficial effects of the present invention are：
The cut-in method of the present invention, by obtaining system information at network controls surface launching node, according to
The system information, judges whether the chain of command transmitting node includes equipment associated control message function,
When the chain of command transmitting node includes equipment associated control message function, sent out to the chain of command transmitting node
Access request is sent, enables to terminal side equipment to select suitable transmitting node to be accessed, effectively ensures
Normal access network and service communication.
Brief description of the drawings
Fig. 1 represents a chain of command of the embodiment of the present invention and the function distributing figure of user plane separation.
Fig. 2 represents another chain of command of the embodiment of the present invention and the function distributing figure of user plane separation.
Fig. 3 represents the flow chart of a cut-in method of the embodiment of the present invention.
Fig. 4 represents the follow-up place after terminal side equipment sends access request of the specific embodiment of the invention
Manage flow chart.
Fig. 5 represents the another follow-up after terminal side equipment sends access request of the specific embodiment of the invention
Process chart.
Fig. 6 represents the structural representation of an access device of the embodiment of the present invention.
Fig. 7 represents the flow chart of another cut-in method of the embodiment of the present invention.
Fig. 8 represents the structural representation of another access device of the embodiment of the present invention.
Embodiment
For the object, technical solutions and advantages of the present invention are more clearly understood, below in conjunction with accompanying drawing pair
Embodiments of the invention are described in detail.It should be noted that in the case where not conflicting, in the application
Embodiment and embodiment in feature can mutually be combined.
Can be in the computer of such as one group computer executable instructions the flow of accompanying drawing illustrates the step of
Performed in system.Also, although logical order is shown in flow charts, in some cases, can
The step of with to perform shown or description different from order herein.
For the ease of understanding the present invention, the separation architecture of chain of command and user plane is illustrated first.
Wherein, the configuration of chain of command transmitting node is chain of command agreement stack, and the chain of command agreement stack at least wraps
Include radio resource control RRC, PDCP PDCP, wireless spread-spectrum technology RLC, media
Access control MAC and physical layer PHY.The configuration of user plane transmitting node is user face protocol stack, described
User face protocol stack comprises at least PDCP, RLC, MAC and PHY.
RRC protocol stacks mainly handle two class message：Public message (referred to as RRC-Common Message)
With equipment associated control message (referred to as RRC-UE Message).Specifically, RRC-Common
Message includes beep-page message or system message, and RRC-UE Message pass including CCCH
Defeated message, DCCH transmission message or Dedicated Traffic Channel transmission message.
Shown in Figure 1 in practical application, chain of command RRC functions can be separated and disposed, for example, processing
The RRC functions RRC-Common of public message is deployed in chain of command transmitting node 1, and processing equipment is related
The RRC functions RRC-UE of control message is deployed in chain of command transmitting node 2, and user plane functions are deployed in
User plane transmitting node 3.Also, chain of command transmitting node 1 and chain of command transmitting node 2 pass through X2 '
Mouth is communicated, and chain of command transmitting node 2 and user plane transmitting node 3 are communicated by X3 mouths, control
Surface launching node 1 and user plane transmitting node 3 processed are communicated by X3 mouths.
Referring back to shown in Fig. 2, chain of command RRC functions can also concentrate deployment, for example, processing public message
RRC functions RRC-Common and processing equipment associated control message RRC functions RRC-UE all
Chain of command transmitting node 4 is deployed in, user plane functions are deployed in user plane transmitting node 5.Also, control
Surface launching node 4 and user plane transmitting node 5 are communicated by X3 mouths.
Specifically, shown in Figure 3, the embodiment of the present invention provides a kind of cut-in method, applied to end side,
Comprise the following steps：
Step 301：System information is obtained at network controls surface launching node；
Step 302：According to the system information, judge whether the chain of command transmitting node includes equipment phase
Close control message function；
Step 303：If the chain of command transmitting node includes equipment associated control message function, to the control
Surface launching node processed sends access request.
The cut-in method of the embodiment of the present invention, believed by obtaining system at network controls surface launching node
Breath, according to the system information, judges whether the chain of command transmitting node includes equipment associated control message
Function, when the chain of command transmitting node includes equipment associated control message function, sent out to the chain of command
Penetrate node and send access request, enable to terminal side equipment to select suitable transmitting node to be accessed, have
It ensure that to effect normal access network and service communication.
Specifically, because chain of command transmitting node is responsible for handling chain of command message, user plane transmitting node is responsible for
Carry out data transmission, so, when accessing network, terminal side equipment need to send to chain of command transmitting node and connect
Enter request, to ensure normal access network.
In the embodiment of the present invention, system information at chain of command transmitting node comprise at least node identification information and
Node type information.Specifically, node identification includes physical label and node configuration identifier, the physics mark
Knowledge is related to the synchronous signal sequence of node, available for the measured transmitting node of selection signal matter, the node
Configuration identifier gives the mark of each transmitting node configuration, the differentiation for terminal side equipment for network side.
Wherein, the mark for disposing user plane transmitting node can be one or more, represent that equipment can be from one
User plane transmitting node receives data, can also be from least one transmitting section in multiple user plane transmitting nodes
Point receives data.
It is described and node type can be divided into chain of command Control Plane or user plane User Plane
Control Plane can be divided into again Control Plane with RRC-Common or with
RRC-Common＆RRC-UE Control Plane.Wherein, Control Plane represent node deployment
Be chain of command function, what User Plane represented node deployment is user plane functions, RRC-Common tables
Show node deployment is public chain of command function, and what RRC-Common＆RRC-UE represented node deployment is
Public chain of command function and equipment associated control message function.
Also, system can be sent by only deploying the chain of command transmitting node of RRC-Common functions
Message, and user plane transmitting node can not send system message.Further, sent out in all chains of command
Penetrate in node, the chain of command transmitting node for only deploying RRC-UE functions can be to terminal side equipment
The access request of transmission is handled.
So the cut-in method of the embodiment of the present invention, first has to (have from chain of command transmitting node
RRC-Common functions) place's acquisition system information, further according to the system information, selection includes equipment
The chain of command transmitting node (having RRC-UE functions) of associated control message function carries out access request
Send, to ensure normal access.
In the embodiment of the present invention, the step 302 specifically includes：
Node type information in the system information, judges whether the chain of command transmitting node includes
Equipment associated control message function.
In the embodiment of the present invention, before the step 301, the cut-in method also includes：
The signal of network side transmitting node is scanned for；
According to signal quality from high to low, the transmitting node searched is ranked up；
The control surface launching of the most forward transmittable system information of selected and sorted from ordering transmitting node
Node.
The step 301 specifically includes：The system letter is obtained at the chain of command transmitting node of the selection
Breath.
Specifically, before system information is got, terminal side equipment will search for the letter of network side transmitting node
Number, obtain the physical label of transmitting node after obtaining synchronization.If searching multiple transmitting nodes, can be based on
The physical label of transmitting node, the transmitting node searched is carried out according to signal quality from high to low
Sequence, and the transmitting node for selecting such as signal quality to make number one carries out the acquisition of system information.
Explanation is needed exist for, because user plane transmitting node does not send system information, i.e. terminal side equipment
Obtained at user plane transmitting node less than system information, so, when the hair to be made number one from signal quality
Penetrate when obtaining at node less than system information, may be selected to come from signal quality and obtain at deputy transmitting node
System information is taken, by that analogy, until getting system information.
That is, when obtaining the system information, be from the most forward transmittable system information that sorts
Obtained at chain of command transmitting node.
In the embodiment of the present invention, after the step 303, the cut-in method also includes：
Message is established according to the access that the chain of command transmitting node is sent, built with the chain of command transmitting node
Vertical signaling connection；
The Deta bearer sent according to the chain of command transmitting node establishes message, carries out Deta bearer foundation；
Message is established according to the Deta bearer, selects user plane transmitting node；
Data are established with the user plane transmitting node to be connected；
Wherein, the Deta bearer, which establishes message, includes Deta bearer configuration information and user plane transmitting node
Mark.
Specifically, in the embodiment of the present invention, after access request is sent, except above-mentioned elder generation and chain of command are sent out
Penetrate node and establish signaling connection, then carry out outside Deta bearer foundation, terminal side equipment can also carry out letter simultaneously
The connection of order and the foundation of Deta bearer, the present invention are not limited.
Below, by two instantiations to the follow-up processing flow after terminal side equipment sends access request
Illustrate.
Example one
Shown in Figure 4, the follow-up processing flow after terminal side equipment transmission access request includes：
Step 401：The access request that chain of command transmitting node receiving device is sent；
Step 402：Chain of command transmitting node sends access to equipment and establishes message, and message is established in the access
Including the mark that chain of command transmitting node is equipment distribution；
Step 403：Equipment returns to access to chain of command transmitting node and establishes completion message, and is sent out with chain of command
Penetrate node and establish signaling connection；
Step 404：Chain of command transmitting node sends user face data carrying foundation to user plane transmitting node please
Ask；
Step 405：User plane transmitting node returns to user face data carrying and established to chain of command transmitting node to be rung
Should, the response includes Deta bearer configuration information, and the Deta bearer configuration information comprises at least as follows
One of content：PDCP configuration informations, RLC configuration informations, MAC configuration informations and PHY configuration informations；
Step 406：Chain of command transmitting node sends Deta bearer to equipment and establishes message, the Deta bearer
Establishing message includes Deta bearer configuration information and user plane transmitting node mark, user's surface launching section
Point identification comprises at least one of following content：Physical label, transmitting node configuration identifier (are used to equipment select
User plane transmitting node identifies) and carrier frequency；
Step 407：Equipment carries out Deta bearer foundation, and is built to the carrying of chain of command transmitting node returned data
Vertical completion message, the Deta bearer, which establishes completion message, includes Deta bearer configuration information；
Step 408：Chain of command transmitting node sends Deta bearer activate message, institute to user plane transmitting node
Stating Deta bearer activate message includes the Deta bearer configuration information of equipment；
Step 409：Equipment is established data with user plane transmitting node and is connected.
Wherein, above-mentioned Deta bearer configuration information is theoretically consistent, for respective Deta bearer and
Verification.
Example two
Shown in Figure 5, the follow-up processing flow after terminal side equipment transmission access request includes：
Step 501：The access request that chain of command transmitting node receiving device is sent；
Step 502：Chain of command transmitting node sends user face data carrying foundation to user plane transmitting node please
Ask, chain of command transmitting node is equipment allocation identification；
Step 503：User plane transmitting node returns to user face data carrying and established to chain of command transmitting node to be rung
Should, the response includes Deta bearer configuration information, and the Deta bearer configuration information comprises at least as follows
One of content：PDCP configuration informations, RLC configuration informations, MAC configuration informations and PHY configuration informations；
Step 504：Chain of command transmitting node sends signaling to equipment and Deta bearer establishes message, the number
Establishing message according to carrying includes Deta bearer configuration information and user plane transmitting node mark, the user plane
Transmitting node mark comprises at least one of following content：Physical label, transmitting node configuration identifier (are used to set
Alternative user plane transmitting node identifies) and carrier frequency；
Step 505：Equipment carries out signaling connection and Deta bearer is established, and is returned to chain of command transmitting node
Deta bearer establishes completion message, and the Deta bearer, which establishes completion message and includes Deta bearer, matches somebody with somebody confidence
Breath；
Step 506：Chain of command transmitting node sends Deta bearer activate message, institute to user plane transmitting node
Stating Deta bearer activate message includes the Deta bearer configuration information of equipment；
Step 507：Equipment is established data with user plane transmitting node and is connected.
Wherein, above-mentioned Deta bearer configuration information is theoretically consistent, for respective Deta bearer and
Verification.
It should be further stated that in the above-described example, chain of command transmitting node and user plane transmitting node
Between can be communicated by X3 mouths.
In the embodiment of the present invention, the Deta bearer configuration information that uses be by the chain of command transmitting node or
The user plane transmitting node configuration, that is, establishing Deta bearer has following two modes：
Mode one：Chain of command transmitting node sends user face data carrying foundation to user plane transmitting node please
Ask, the user face data carrying, which is established in request, includes Deta bearer configuration information, and the Deta bearer is matched somebody with somebody
Confidence breath comprises at least one of following content：PDCP configuration informations, RLC configuration informations, MAC configurations
Information and PHY configuration informations；User plane transmitting node is configured, and is fed back to chain of command transmitting node
Response message；
Mode two：Chain of command transmitting node sends user face data carrying foundation to user plane transmitting node please
To ask, the user face data carrying, which is established in request, carries service identification, such as the mobile broadband service of enhancing,
Substantial amounts of machine communication business, strict connection business etc.；User plane transmitting node is assisted according to service identification
The configuration of stack is discussed, to chain of command transmitting node feedback response message, Deta bearer is included in the response message
Configuration information, the Deta bearer configuration information comprise at least one of following content：PDCP configuration informations,
RLC configuration informations, MAC configuration informations and PHY configuration informations.
Shown in Figure 6, the embodiment of the present invention also provides a kind of access device, applied to end side, with figure
Cut-in method shown in 1 is corresponding, and the access device includes：
Acquisition module 61, for obtaining system information at network controls surface launching node；
Judge module 62, for according to the system information, judging whether the chain of command transmitting node wraps
The function of associated control message containing equipment；
First sending module 63, for including equipment associated control message work(in the chain of command transmitting node
During energy, access request is sent to the chain of command transmitting node.
The access device of the embodiment of the present invention, believed by obtaining system at network controls surface launching node
Breath, according to the system information, judges whether the chain of command transmitting node includes equipment associated control message
Function, when the chain of command transmitting node includes equipment associated control message function, sent out to the chain of command
Penetrate node and send access request, enable to terminal side equipment to select suitable transmitting node to be accessed, have
It ensure that to effect normal access network and service communication.
In the embodiment of the present invention, the access device also includes：
Search module, for being scanned for the signal of network side transmitting node；
Order module, for from high to low, being carried out according to signal quality to the transmitting node searched
Sequence；
Selecting module, the transmittable system information most forward for the selected and sorted from ordering transmitting node
Chain of command transmitting node.
And the acquisition module is specifically used for：The system is obtained at the chain of command transmitting node of the selection
Information.
Specifically, the system information comprises at least node identification information and node type information.
The judge module is specifically used for：Node type information in the system information, described in judgement
Whether chain of command transmitting node includes equipment associated control message function.
Specifically, the access device also includes：
First establishes module, and message is established in the access for being sent according to the chain of command transmitting node, with institute
State chain of command transmitting node and establish signaling connection；
Second establishes module, and the Deta bearer for being sent according to the chain of command transmitting node establishes message,
Carry out Deta bearer foundation；
Selecting module, for establishing message according to the Deta bearer, select user plane transmitting node；
3rd establishes module, is connected for establishing data with the user plane transmitting node；
Wherein, the Deta bearer, which establishes message, includes Deta bearer configuration information and user plane transmitting node
Mark.
Wherein, the Deta bearer configuration information is by the chain of command transmitting node or user's surface launching
Node configures.
Shown in Figure 7, the embodiment of the present invention also provides a kind of cut-in method, applied to network side, including
Following steps：
Step 701：The function of network side transmitting node is disposed；
Step 702：If the function of deployment is chain of command function, system information is sent to terminal side equipment, is made
Obtaining the equipment can judge whether the transmitting node includes equipment relevant control according to the system information
Message function, and when the transmitting node includes equipment associated control message function, to the transmitting node
Send access request.
So, under network function virtualization architecture, chain of command and user plane are entered as virtualization network function
Row flexible deployment, cost can be effectively saved, and terminal side equipment can select suitable transmitting node to carry out
Access, it is effectively guaranteed normal access network and service communication.
In the embodiment of the present invention, the following two kinds side can be used by carrying out deployment to the function of network side transmitting node
Formula：
Mode one：According to the area coverage of transmitting node, the function of transmitting node is disposed
Specifically, the transmitting node for being more than or equal to a preset area threshold value to area coverage disposes chain of command
Function, the transmitting node that the preset area threshold value is less than to area coverage dispose user plane functions.
Wherein, the preset area threshold value can be adjusted according to actual conditions.
Mode two：According to the wireless access technology of transmitting node, the function of transmitting node is disposed
For example, chain of command function is disposed to 4G LTE enodes, the new transmitting nodes of 5G is disposed
User plane functions, but the present invention is not limited.
Shown in Figure 8, the embodiment of the present invention also provides a kind of access device, applied to network side, with figure
Cut-in method shown in 7 is corresponding, and the access device includes：
Deployment module 81, for being disposed to the function of network side transmitting node；
Second sending module 82, for when the function of deployment is chain of command function, being sent out to terminal side equipment
Send system information so that the equipment can judge whether the transmitting node wraps according to the system information
The function of associated control message containing equipment, and when the transmitting node includes equipment associated control message function,
Access request is sent to the transmitting node.
Specifically, the deployment module includes：
First deployment unit, for the area coverage according to the transmitting node, to the work(of the transmitting node
It can be disposed；
Wherein, the transmitting node for a preset area threshold value being more than or equal to area coverage disposes chain of command work(
Can, the transmitting node that the preset area threshold value is less than to area coverage disposes user plane functions.
Specifically, the deployment module includes：
Second deployment unit, for the wireless access technology according to the transmitting node, to the transmitting node
Function disposed.
Although disclosed herein embodiment as above, described content be only readily appreciate the present invention and
The embodiment of use, is not limited to the present invention.Technical staff in any art of the present invention,
Do not depart from disclosed herein spirit and scope on the premise of, can implementation form and details it is enterprising
Row any modification and change, but the scope of patent protection of the present invention, still must be with appended claims institute
The scope defined is defined.
Claims (20)
- A kind of 1. cut-in method, applied to end side, it is characterised in that including：System information is obtained at network controls surface launching node；According to the system information, judge whether the chain of command transmitting node includes equipment associated control message Function；If the chain of command transmitting node includes equipment associated control message function, to the control surface launching section Point sends access request.
- 2. cut-in method according to claim 1, it is characterised in that described from network controls face Before the step of system information is obtained at transmitting node, the cut-in method also includes：The signal of network side transmitting node is scanned for；According to signal quality from high to low, the transmitting node searched is ranked up；The control surface launching of the most forward transmittable system information of selected and sorted from ordering transmitting node Node.
- 3. cut-in method according to claim 2, it is characterised in that described from network controls face The step of system information is obtained at transmitting node includes：The system information is obtained at the chain of command transmitting node of the selection.
- 4. cut-in method according to claim 1, it is characterised in that the system information is at least wrapped Include node identification information and node type information.
- 5. cut-in method according to claim 4, it is characterised in that described to be believed according to the system Breath, judges that the step of whether the chain of command transmitting node includes equipment associated control message function includes：Node type information in the system information, judges whether the chain of command transmitting node includes Equipment associated control message function.
- 6. cut-in method according to claim 1, it is characterised in that the cut-in method also includes：Message is established according to the access that the chain of command transmitting node is sent, built with the chain of command transmitting node Vertical signaling connection；The Deta bearer sent according to the chain of command transmitting node establishes message, carries out Deta bearer foundation；Message is established according to the Deta bearer, selects user plane transmitting node；Data are established with the user plane transmitting node to be connected；Wherein, the Deta bearer, which establishes message, includes Deta bearer configuration information and user plane transmitting node Mark.
- 7. cut-in method according to claim 6, it is characterised in that the Deta bearer matches somebody with somebody confidence Breath is by the chain of command transmitting node or user plane transmitting node configuration.
- A kind of 8. access device, applied to end side, it is characterised in that including：Acquisition module, for obtaining system information at network controls surface launching node；Judge module, for according to the system information, judging whether the chain of command transmitting node includes and setting Standby associated control message function；First sending module, for including equipment associated control message function in the chain of command transmitting node When, send access request to the chain of command transmitting node.
- 9. access device according to claim 8, it is characterised in that the access device also includes：Search module, for being scanned for the signal of network side transmitting node；Order module, for from high to low, being carried out according to signal quality to the transmitting node searched Sequence；Selecting module, the transmittable system information most forward for the selected and sorted from ordering transmitting node Chain of command transmitting node.
- 10. access device according to claim 9, it is characterised in that the acquisition module is specifically used In：The system information is obtained at the chain of command transmitting node of the selection.
- 11. access device according to claim 8, it is characterised in that the system information is at least wrapped Include node identification information and node type information.
- 12. access device according to claim 11, it is characterised in that the judge module is specific For：Node type information in the system information, judges whether the chain of command transmitting node wraps The function of associated control message containing equipment.
- 13. access device according to claim 8, it is characterised in that the access device also includes：First establishes module, and message is established in the access for being sent according to the chain of command transmitting node, with institute State chain of command transmitting node and establish signaling connection；Second establishes module, and the Deta bearer for being sent according to the chain of command transmitting node establishes message, Carry out Deta bearer foundation；Selecting module, for establishing message according to the Deta bearer, select user plane transmitting node；3rd establishes module, is connected for establishing data with the user plane transmitting node；Wherein, the Deta bearer, which establishes message, includes Deta bearer configuration information and user plane transmitting node Mark.
- 14. access device according to claim 13, it is characterised in that the Deta bearer configuration Information is by the chain of command transmitting node or user plane transmitting node configuration.
- A kind of 15. cut-in method, applied to network side, it is characterised in that including：The function of network side transmitting node is disposed；If the function of deployment is chain of command function, system information is sent to terminal side equipment so that the equipment It can judge whether the transmitting node includes equipment associated control message function according to the system information, And when the transmitting node includes equipment associated control message function, sending access to the transmitting node please Ask.
- 16. cut-in method according to claim 15, it is characterised in that described to launch network side The step of function of node is disposed includes：According to the area coverage of the transmitting node, the function of the transmitting node is disposed；Wherein, the transmitting node for a preset area threshold value being more than or equal to area coverage disposes chain of command work( Can, the transmitting node that the preset area threshold value is less than to area coverage disposes user plane functions.
- 17. cut-in method according to claim 15, it is characterised in that described to launch network side The step of function of node is disposed includes：According to the wireless access technology of the transmitting node, the function of the transmitting node is disposed.
- A kind of 18. access device, applied to network side, it is characterised in that including：Deployment module, for being disposed to the function of network side transmitting node；Second sending module, it is for when the function of deployment is chain of command function, being sent to terminal side equipment System information so that the equipment can judge whether the transmitting node includes and set according to the system information Standby associated control message function, and when the transmitting node includes equipment associated control message function, to institute State transmitting node and send access request.
- 19. access device according to claim 18, it is characterised in that the deployment module includes：First deployment unit, for the area coverage according to the transmitting node, to the work(of the transmitting node It can be disposed；Wherein, the transmitting node for a preset area threshold value being more than or equal to area coverage disposes chain of command work( Can, the transmitting node that the preset area threshold value is less than to area coverage disposes user plane functions.
- 20. access device according to claim 18, it is characterised in that the deployment module includes：Second deployment unit, for the wireless access technology according to the transmitting node, to the transmitting node Function disposed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610329657.1A CN107404750A (en) | 2016-05-18 | 2016-05-18 | A kind of cut-in method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610329657.1A CN107404750A (en) | 2016-05-18 | 2016-05-18 | A kind of cut-in method and device |
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| CN107404750A true CN107404750A (en) | 2017-11-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610329657.1A Pending CN107404750A (en) | 2016-05-18 | 2016-05-18 | A kind of cut-in method and device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019134114A1 (en) * | 2018-01-05 | 2019-07-11 | Oppo广东移动通信有限公司 | Method for allocating identifier of data bearer, and terminal device and network device |
| CN110730485A (en) * | 2018-07-17 | 2020-01-24 | 华为技术有限公司 | Switching method, device and system |
-
2016
- 2016-05-18 CN CN201610329657.1A patent/CN107404750A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019134114A1 (en) * | 2018-01-05 | 2019-07-11 | Oppo广东移动通信有限公司 | Method for allocating identifier of data bearer, and terminal device and network device |
| US11431457B2 (en) | 2018-01-05 | 2022-08-30 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Method for allocating identifier (ID) of data bearer, terminal device and network device |
| CN110730485A (en) * | 2018-07-17 | 2020-01-24 | 华为技术有限公司 | Switching method, device and system |
| CN110730485B (en) * | 2018-07-17 | 2021-01-29 | 华为技术有限公司 | Switching method, device and system |
| US11432218B2 (en) | 2018-07-17 | 2022-08-30 | Huawei Technologies Co., Ltd. | Handover method and system, and device |
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