CN103686883B - Method and apparatus for carrying out data flow migration in many Radio Access Networks - Google Patents
Method and apparatus for carrying out data flow migration in many Radio Access Networks Download PDFInfo
- Publication number
- CN103686883B CN103686883B CN201210352710.1A CN201210352710A CN103686883B CN 103686883 B CN103686883 B CN 103686883B CN 201210352710 A CN201210352710 A CN 201210352710A CN 103686883 B CN103686883 B CN 103686883B
- Authority
- CN
- China
- Prior art keywords
- data flow
- interface
- migrated
- radio access
- target wireless
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
It is an object of the invention to provide a kind of method and apparatus for being used to carry out data flow migration in many Radio Access Networks.Wherein, access node apparatus, which treats migrating data stream and makes migration, determines, connection reconfiguration message is sent to user equipment, and set up in Target Wireless interface the radio bearer for carrying data flow to be migrated；User equipment receives the connection reconfiguration message, the same radio bearer set up in Target Wireless interface for carrying data flow to be migrated, the incidence relation of the radio bearer and the Target Wireless interface is updated, to access node apparatus send configuration completion notice message；Access node apparatus receives the configuration complete notification message, the incidence relation of the radio bearer and the Target Wireless interface is updated, to complete migration of the data flow to be migrated in many Radio Access Networks.
Description
Technical field
It is used to carry out data in many Radio Access Networks the present invention relates to wireless communication technology field, more particularly to one kind
The technology of stream migration.
Background technology
The rapid growth of mobile data causes cellular mobile communication networks, especially Radio Access Network, faces huge
Pressure.Wireless access capability is suddenly waited to improve, with meet user it is ever-increasing to more high data rate the need for.Meanwhile, wirelessly
LAN (WLAN, Wireless Local Area Networks) is widely used.WLAN and cellular mobile communication networks
The fusion (convergence) of (cellular network) is increasingly becoming as a kind of side for effectively improving wireless access capability
Formula.
A kind of solution for merging cellular mobile communications networks and WLAN, is to lead to WLAN access points with mobile
The cell base station of communication network is integrated in an access device, i.e., so-called integrated access node apparatus (converged
Access node), access the access device to enable dual-mode user device to pass through the two wave points.Also, number
It can be transmitted simultaneously in the two radio access interfaces according to Business Stream.
The data load of Mobile Access Network is unloaded to the Wi-Fi links for exempting from mandate frequency spectrum, is fusion honeycomb movement
One of communication network and the main drive of WLAN.In order to by an IP service flow from cellular radio interface seamless migration to
Wi-Fi interface, or it is opposite, it is necessary to introduce the migration mechanism of IP traffic.
The existing solution that IP traffic is migrated between Wi-Fi interface and cellular radio interface, is by making
Interconnected to realize between WLAN and mobile core network.This solution is had been defined in 3GPP specifications, its
Based on network strategy, it is allowed to go to the different biographies of identical PDN (Packet Data Network, packet data network) gateway
Transmission of data stream is in different wireless access transfers on network.For example, data service (the best effort done one's best
Traffic) it can be transmitted on WLAN, and the high data service of quality of service requirement can then be passed by cellular radio interface
It is defeated.
Although as shown in figure 1, WLAN access points and LTE base station can with it is integrated strengthen within one device hot zones or
The access capacity in high population density region, but the two entities but have each independent backhaul connection (backhauling
connection).User equipment has the ability for migrating IP traffic between LTE interface and Wi-Fi interface.LTE with
The seamless migration that IP traffic is carried out between Wi-Fi be based on double stack mobile IP protocols (Dual Stack Mobile IP,
DSMIP), the agreement provides IP address for IPv4 the and IPv6 sessions of user equipment and retained, so that user traffic flow exists
Migration in heterogeneous networks is possibly realized.
No matter when access network is changed, user equipment remains IP address in the solution based on DSMIP, because
This, it provides the Data Migration and more preferable Consumer's Experience between seamless system (inter-system).However, the solution party
Case has some critical defects.
Firstly, since it requires to introduce the new network equipment, such as ePDG (Enhanced Packet Data
Gateway, enhanced packet data gateway) and 3GPP AAA (Authentication Authorization
Accounting, authentication book keeping operation) server, therefore 3GPP mobile networks are affected greatly.Also, mobile core network
Upgrade with so that intercommunication can be carried out between WLAN and 3GPP mobile networks, these will cause the aobvious of system complexity and cost
Write increase.
Secondly, it requires that both HA (Home Agent, home agent) and user equipment all support DSMIP agreements.This
Mean that the solution does not provide the backward compatibility to a large amount of existing terminals for not supporting DSMIP agreements.
Prior art does not solve a key issue still：How upper-layer protocol and application and other network elements to be set in minimum
On the premise of standby influence, migration of the IP traffic in different wireless systems is realized, and ensure the continuity of business.The present invention
Precisely in order to solving the problem, and propose solution below.
The content of the invention
It is an object of the invention to provide a kind of method and dress for being used to carry out data flow migration in many Radio Access Networks
Put.
According to an aspect of the invention, there is provided a kind of carried out by what user equipment was realized in many Radio Access Networks
The method of data flow migration, wherein, this method includes：
A receive access node apparatus send connection reconfiguration message, wherein, it is described connection reconfiguration message include on
The information of radio bearer of the data flow to be migrated in its Target Wireless interface extremely to be migrated；
Wherein, the Target Wireless interface includes any one of following：
The radio access interface of-mobile radio communication；
The radio access interface of-WLAN；
B is set up for carrying the number to be migrated according to the connection reconfiguration message in the Target Wireless interface
According to the radio bearer of stream；
C updates the incidence relation of the radio bearer and the Target Wireless interface；
D sends the configuration complete notification message on the radio bearer to the access node apparatus.
According to another aspect of the present invention, additionally provide it is a kind of by access node apparatus realize in many wireless access networks
The method that data flow migration is carried out in network, wherein, this method includes：
A treats migrating data stream and makes migration decision when meeting predetermined data flow migration condition, to determine described treat
Migrating data stream Target Wireless interface extremely to be migrated；
Wherein, the Target Wireless interface includes any one of following：
The radio access interface of-mobile radio communication；
The radio access interface of-WLAN；
B is by the connection of the information including the radio bearer on the data flow to be migrated in the Target Wireless interface
Reconfiguration message is sent to user equipment；
Wherein, this method also includes：
X sets up the radio bearer for carrying the data flow to be migrated in the Target Wireless interface；
Y receives the configuration complete notification message that the radio bearer is set up on it that the user equipment is sent；
Z is associated in response to the configuration complete notification message, the renewal radio bearer with the Target Wireless interface
Relation, to complete migration of the data flow to be migrated on Radio Access Network.
According to an aspect of the invention, there is provided a kind of carry out the first of data flow migration in many Radio Access Networks
Moving apparatus, first moving apparatus is arranged in user equipment, wherein, first moving apparatus includes：
Reception device is reconfigured, the connection reconfiguration message for receiving access node apparatus transmission, wherein, the connection
Reconfiguration message includes the information of the radio bearer on data flow to be migrated in its Target Wireless interface extremely to be migrated；
Wherein, the Target Wireless interface includes any one of following：
The radio access interface of-mobile radio communication；
The radio access interface of-WLAN；
Device is set up in first carrying, for according to the connection reconfiguration message, being set up in the Target Wireless interface
Radio bearer for carrying the data flow to be migrated；
First related update device, the incidence relation for updating the radio bearer and the Target Wireless interface；
Completion notice dispensing device, is completed for being sent to the access node apparatus on the configuration of the radio bearer
Notification message.
According to another aspect of the present invention, a kind of progress data flow migration in many Radio Access Networks is additionally provided
Second moving apparatus, second moving apparatus is arranged in access node apparatus, wherein, second moving apparatus includes：
Determination device is migrated, for when meeting predetermined data flow migration condition, treating migrating data stream and making migration
Determine, to determine the data flow to be migrated Target Wireless interface extremely to be migrated；
Wherein, the Target Wireless interface includes any one of following：
The radio access interface of-mobile radio communication；
The radio access interface of-WLAN；
Notice dispensing device is reconfigured, for that will include on the data flow to be migrated in the Target Wireless interface
The connection reconfiguration message of information of radio bearer send to user equipment；
Device is set up in second carrying, is used to carry the data flow to be migrated for setting up in the Target Wireless interface
Radio bearer；
Completion notice reception device, matching somebody with somebody for the radio bearer is set up for receive that the user equipment sends on it
Put completion notice message；
Second related update device, in response to the configuration complete notification message, updating the radio bearer and institute
The incidence relation of Target Wireless interface is stated, to complete migration of the data flow to be migrated on Radio Access Network.
According to a further aspect of the invention, one kind is additionally provided to move for carrying out data flow in many Radio Access Networks
The system of shifting, wherein, the system includes according to being arranged in user equipment for one aspect of the invention being used in many nothings as foregoing
The first moving apparatus of data flow migration and such as foregoing being arranged according to a further aspect of the present invention are carried out in line access network
It is used for the second moving apparatus that data flow migration is carried out in many Radio Access Networks in access node apparatus.
Compared with prior art, the invention provides a kind of new method so that IP traffic can be in many wireless access networks
Migrated between two Radio Links in network (multi-radio access network).Target scene is more for fusion
The equal device of wireless access network, wherein access node apparatus and user equipment have double radio access interfaces, i.e. cellular radio interface and
Wi-Fi interface, for being communicated between access node apparatus and user equipment and/or data transfer.More generally, it is described
Access node apparatus is the base station for being integrated with WLAN access points.
The basic thought of the present invention is and the institute in the non-existing solution based on DSMIP agreements at layer 2 (layer 2)
The layer 3 (layer 3) of definition, to trigger and perform data flow migration.User equipment and access node apparatus, which all should have, to be supported
The IP protocol stack of dual-mode wireless access interface.If an IP traffic is migrated to Wi-Fi interface by cellular autofluorescence wave point, or
Person is on the contrary, it can be realized by updating the IP traffic with the binding relationship of the entity of layer 2 (entity of layer 2).It is specific next
Say, release binding relationship of the entity of layer 2 of cellular radio interface with carrying the radio bearer for specifying IP traffic, and by Wi-
Fi MAC layers (Media Access Control, Medium Access Layer) entity is associated with the same radio bearer.Therefore, this refers to
Determining the packet of IP traffic will be transmitted by the Wi-Fi interface.The IP traffic specified can Radio Access Network this
Migrated between two wave points.This is a data flow migration scheme based on layer 2.The mark (identity) of radio bearer
IP address with user equipment is without changing.Also, to IP layers, higher application layer, and mobile core network is also without influence.
The solution of the present invention has advantages below：
1) by the seamless migration data flow between cellular radio interface and Wi-Fi interface, with a kind of comparatively simple and warp
The mode of Ji alleviates the load of cellular radio access network.
2) new network element device need not be introduced, mobile core network element is not related to yet, so as to will not be made to mobile core network
Backward compatibility is provided into influence, and to the user equipment for not supporting DSMIP and mobile network.
3) all related new signaling messages are transmitted on Wi-Fi interface, will not to existing cellular radio interface and
3GPP standards are impacted, it is not required that increase new interface or equipment between WLAN and mobile core network to realize the two it
Between interconnect.
4) data flow can between two wave points seamless migration.This is a first break (make-before-
Break scheme), so that it is guaranteed that the business continuity during data flow migration.
5) the data flow migration scheme based on layer 2, it is by changing the incidence relation between layer 2 and IP entities come in layer 2
Retain former IP address during execution data flow migration, data flow migration, and it is transparent to IP layers and higher layer, therefore will not be to more
High-rise application is impacted.
Brief description of the drawings
By reading the detailed description made to non-limiting example made with reference to the following drawings, of the invention is other
Feature, target and advantage will become more apparent upon：
Fig. 1 shows the schematic diagram of many wireless access networks merged in the prior art；
Fig. 2 shows the schematic diagram of many wireless access networks of fusion according to an embodiment of the invention；
Fig. 3 shows data plane protocol stacks；
Fig. 4 shows the structural representation in the user equipment of up original state；
Fig. 5 shows to migrate to Wi-Fi the structural representation of user equipment from LTE in IP traffic；
Fig. 6 shows that user equipment according to an embodiment of the invention and access node apparatus cooperate in many nothings
The method flow diagram of data flow migration is carried out in line access network；
Fig. 7 shows the structure chart for the packet transmitted in Wi-Fi interface；
Fig. 8 shows the use according to an embodiment of the invention for being used to carry out data flow migration in many Radio Access Networks
The schematic device of family equipment and access node apparatus；
Fig. 9 shows in accordance with another embodiment of the present invention for carrying out data flow migration in many Radio Access Networks
The schematic device of user equipment and access node apparatus.
Same or analogous reference represents same or analogous part in accompanying drawing.
Embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings.
The present invention is applied to the scene of many Radio Access Networks, wherein, data flow connects in the wireless access of mobile radio communication
Migrated between mouth and the radio access interface of WLAN, the former is such as UMTS (Universal Mobile
Telecommunications System, Universal Mobile Telecommunications System) interface, LTE (Long Term Evolution, for a long time
Evolvement network) interface etc., the latter's such as Wi-Fi interface.Herein, for purposes of illustration only, being connect more with data flow in LTE wireless access
Migration between mouth and Wi-Fi interface is illustrated.However, those skilled in the art will be understood that foregoing LTE wirelessly connects
Incoming interface and Wi-Fi interface, it is merely illustrative, for illustrating the purpose of the present invention, and it is understood not to any of the present invention
Limitation, the radio access interface of other any existing or future mobile radio communications or the wireless access of WLAN connect
Mouthful, the present invention is such as applicable to, is intended to be limited solely by within protection scope of the present invention.
Fig. 2 shows many Radio Access Networks of an exemplary fusion.Fig. 3 shows data plane protocol stacks.Wherein, it is double
Mould user equipment (ue) device has LTE interface and Wi-Fi interface, and it can be using the two radio access interfaces come simultaneous transmission IP industry
Business stream.Wi-Fi access points and LTE base station functional entity are integrated in access node apparatus, its shared IP and to mobile core network
Backhaul is connected.From the point of view of the IP layer angles of user equipment or access node apparatus, Wi-FiMAC layer entities are considered as virtual LTE
2 entity of layer, i.e. PDCP (Packet Data Convergence Protocol, PDCP) entity.Therefore, IP
The migration of data flow is realized indeed through IP data transfers are migrated between the entity of LTE layers 2 and the virtual entity of layer 2
's.
In many Radio Access Networks, there are two kinds of situations in the migration of data flow：One kind is cellular autofluorescence wave point to Wi-
Fi interfaces；Another is from Wi-Fi interface to cellular radio interface.For the sake of concise explanation, the former is only illustrated herein
Situation.But it should be recognized that those skilled in the art will be understood that by data flow from Wi-Fi interface migrate to honeycomb without
The situation of line interface is also belonged within protection scope of the present invention.
Fig. 4 shows the structural representation in the user equipment of up original state, wherein, dual-mode user device is via LTE
Interface is accessed, and existing 3 IP traffics are transmitted via LTE interface.According to the definition of 3GPP specifications, wireless data carrying
(data radio bearer) is used to carry user plane data.Typically, each IP traffic is held by a wireless data
Carry to carry.Each PDCP entities carry the data of a radio bearer.Each wireless data carrying and a PDCP entity phase
Association.From IP layers of angle, Wi-Fi MAC entities are used as PDCP entities.
Fig. 5 shows to migrate to Wi-Fi the structural representation of user equipment from LTE in IP traffic.This is carried to specify
IP traffic wireless data carrying LTE PDCP entities between incidence relation be released.Alternatively, the radio bearer
It is associated with the Wi-Fi MAC entities.The disassociation with associate again during, the mark of the radio bearer does not occur
Change.Therefore, this will not be impacted to the application layer of more higher level.
Fig. 6 shows that user equipment according to an embodiment of the invention and access node apparatus cooperate in many nothings
The process of data flow migration is carried out in line access network.Specifically, can be by installing and running on the first migration in user equipment 1
Device 10, interacts and coordinates with the second moving apparatus 20 for installing and run in access node apparatus 2, to realize many nothings
Data flow migration in line access network.For purposes of illustration only, herein, user equipment 1 is equal with the first moving apparatus 10 to be used,
Do not distinguish；Similarly, access node apparatus 2 is also equal with the second moving apparatus 20 and used, and does not distinguish.
As shown in fig. 6, in step s 601, when meeting predetermined data flow migration condition, access node apparatus 2 is treated
Migrating data stream is made migration and determined, to determine the data flow to be migrated Target Wireless interface extremely to be migrated.
For example, the retransmission frequency of current LTE network exceedes predetermined frequency threshold, access node apparatus 2 determines now full
The predetermined data flow migration condition of foot, makes migration decision, it is determined that data flow A is moved to the current data stream A of user equipment 1
Move to Wi-Fi interface, will data flow A transmission migrated from LTE network to Wi-Fi network.
Here, the data flow migration condition can include various predefined rules or strategy, such as access node is set
For bandwidth, service priority and the other conditions or parameter required for 2 current available bandwidth, user equipment 1.
In step S602, access node apparatus 2 is by including the nothing on data flow A in the target Wi-Fi interface
The connection reconfiguration message of the information of line carrying is sent to user equipment 1, so that it is also right to data flow A institutes to obtain user equipment 1
The radio bearer A answered is reconfigured.In addition, the data flow A being additionally included in the connection reconfiguration message on Wi-Fi links
Corresponding radio bearer A information.
Correspondingly, user equipment 1 receives the connection reconfiguration message that access node apparatus 2 is sent, wherein, the connection is matched somebody with somebody again
Putting message includes the information of the radio bearer on the data flow A to be migrated in its target Wi-Fi interface extremely to be migrated.
Sent by connection reconfiguration message to user equipment 1, in step S603, access node apparatus 2 is at this
The radio bearer A for carrying data flow A is set up in Wi-Fi interface.For example, access node apparatus 2 is by Wi-Fi interface
MAC layer entity as virtual LTE interface the entity of layer 2, it is relative with the radio bearer A for carrying the data flow A to be migrated
Should.It will be that connectionless Wi-Fi links are changed into towards there is connection originally to Wi-Fi radio bearers A configuration, and meet it
Realize the requirement of the virtual entity of LTE layers 2.Wi-Fi interface configuration Wi-Fi radio bearers can by VLAN (VLAN,
Virtual Local Area Network) technology come imitate LTE network wireless data carry, with Wi-Fi links upload
Transmission of data is grouped.VLAN ID can as Wi-Fi radio bearers mark (RB_ID) and the mark of logical transmission channel.Wi-
Fi RB_ID/VLAN ID should be encapsulated in all packets transmitted in the Wi-Fi interface, to enable receiving device
Each data flow is enough recognized, and data flow is transferred to higher layer.For example, after the completion of data flow migration, access node is set
Standby 2 receive upstream data packet via Wi-Fi interface, and Wi-Fi radio bearers (being identified by RB_ID/VLAN ID) are mapped to
S1 is carried, to be transmitted on back haul link via S1 interfaces.
Also, user equipment 1 is received in step S602 after the connection reconfiguration message, in step s 604, its basis
The connection reconfiguration message, sets up the radio bearer for carrying data flow A in the Wi-Fi interface.For example, connection is matched somebody with somebody again
Putting message includes the information of the radio bearer on the data flow A to be migrated in its target Wi-Fi interface extremely to be migrated,
User equipment 1 sets up the radio bearer for carrying data flow A in the Wi-Fi interface accordingly.It is specific to set up mode and the
The mode that the radio bearer A that device 623 sets up data flow A is set up in two carryings is similar.For being locally configured for Wi-Fi radio bearers
For, it mainly includes two steps：First, Wi-Fi radio bearers are set up by setting up VLAN；Secondly, renewal is wirelessly held
Carry the incidence relation with Wi-Fi MAC entities.When configuring VLAN, virtual radio is set up in connectionless Wi-Fi wave points
Carrying.
In step s 605, user equipment 1 updates radio bearer A and the Wi-Fi interface incidence relation.Specifically,
User equipment 1 releases carrying data flow A radio bearer A and associating for current LTE network, and by radio bearer A with being somebody's turn to do
Wi-Fi network is associated.Further, user equipment 1 releases (PDCP layers) entity of LTE layers 2 with carrying the wireless of data flow A
A incidence relation is carried, and radio bearer A is associated with Wi-Fi MAC layers (virtual PDCP) entity.
In step S606, user equipment 1 is sent to access node apparatus 2 corresponding to the data flow A to be migrated on this
Radio bearer A configuration complete notification message, with notify the user equipment 1 of access node apparatus 2 successfully configured the Wi-Fi without
Line carries A and completes the renewal of incidence relation.Afterwards, user equipment 1 can send the upper of data flow A via Wi-Fi interface
Row packet.
Correspondingly, what the reception of access node apparatus 2 user equipment 1 was sent sets up configuring for the radio bearer on it
Into notification message.
In step S607, access node apparatus 2 in response to the configuration complete notification message, update radio bearer A with
The incidence relation of its target Wi-Fi interface, to complete the migrations of the data flow A to be migrated on Radio Access Network.
Here, access node apparatus 2 equally updates radio bearer A and the Wi-Fi network incidence relation, to complete to be somebody's turn to do
Migrations of the data flow A on Radio Access Network.Update mode is similar with update mode used in user equipment 1, herein not
Repeat again.Afterwards, access node apparatus 2 will transmit data flow A packet via Wi-Fi interface.
So far, data flow A data transfer succeeds and migrated from LTE interface to Wi-Fi interface.
Referring still to Fig. 6, in another embodiment of the invention, the transition process to data flow is initiated by user equipment 1.
Specifically, in step S6011 (not shown), when meeting predetermined measurement report condition, user equipment 1 is to connecing
Ingress equipment 2 sends the measurement report information on the link-quality of Target Wireless interface；Correspondingly, access node apparatus 2
Receive the measurement report information for the link-quality on Target Wireless interface that user equipment 1 is sent.
Here, the measurement report condition includes but is not limited to the weight that user equipment 1 detects Wi-Fi signal, LTE network
Pass frequency is higher or Wi-Fi signal is stronger etc..For example, dual-mode user device 1 is by between event triggered fashion or the scheduled time
Every detecting Wi-Fi signal；Once Wi-Fi signal is detected, user equipment 1 is set via Wi-Fi interface with access node
Standby 2 set up connection.The mode for setting up connection is identical with the mode that common WLAN sets up connection, including the certification accessed to WLAN
And authentication.
Further, the measurement report condition can also include the local data stream migration rule for being arranged at user equipment 1
Then, when meeting the grade migration rules, user equipment 1 sends the link matter on Target Wireless interface to access node apparatus 2
The measurement report information of amount.For example, user equipment 1 with WLAN after being successfully established and being connected, monitoring and measuring Wi-Fi signal is strong
Degree；Once detecting, the Wi-Fi signal strength is sufficiently strong, and such as the signal intensity exceedes predetermined intensity threshold, and user equipment 1 is passed through
The measurement report information on the link-quality of Target Wireless interface is sent from Wi-Fi interface to access node apparatus 2.The measurement
It can include Wi-Fi Link Quality Reports information in report information and user equipment 1 wishes to migrate to the industry of the Wi-Fi links
The mark of business stream.
In step S6012 (not shown), access node apparatus 2 is based on the measurement report information, it is determined whether meet pre-
Fixed data flow migration condition.Here, the data flow migration condition can include receive user equipment 1 transmission on mesh
Mark the measurement report information of the link-quality of wave point.Further, it can also include various predefined rules or plan
Slightly, bandwidth, service priority such as required for the current available bandwidth of access node apparatus 2, user equipment 1 and other
Part or parameter.
In step S6013 (not shown), when meeting predetermined data flow migration condition, user equipment 1 is such as received
The measurement report information, 2 pairs of the access node apparatus data flow A to be migrated make migration determine, to determine the number to be migrated
According to stream A Target Wireless interfaces extremely to be migrated, such as Wi-Fi interface.
Once making migration to determine, in step S602, access node apparatus 2 will include on data flow A in the mesh
The connection reconfiguration message of the information of radio bearer in mark Wi-Fi interface is sent to user equipment 1, so as to obtain user equipment 1
Also the radio bearer A corresponding to data flow A is reconfigured.In addition, being additionally included in Wi-Fi in the connection reconfiguration message
The information of the radio bearer A corresponding to data flow A on link.If access node apparatus 2 makes determining without migration
Fixed, it can also return to the connection reconfiguration message for indicating refusal migration to user equipment 1.
Correspondingly, user equipment 1 is received access node apparatus 2 and reconfigured based on the connection that measurement report information is sent and disappeared
Breath, wherein, the connection reconfiguration message includes the information of the radio bearer on data flow A to be migrated in Wi-Fi interface.
After connection reconfiguration message is sent, in step S603, access node apparatus 2 is set up in the Wi-Fi interface
Radio bearer A for carrying data flow A.Specifically, access node apparatus 2 is used in Wi-Fi links this is locally configured
The upper Wi-Fi radio bearers A for carrying data flow A.For example, access node apparatus 2 using the MAC layer entity of Wi-Fi interface as
The entity of layer 2 of virtual LTE interface, it is corresponding with the radio bearer A for carrying the data flow A to be migrated.To the Wi-Fi without
Line carrying A configuration will be that connectionless Wi-Fi links are changed into towards there is connection originally, and its satisfaction is realized virtual LTE layers 2
The requirement of entity.It can pass through VLAN (VLAN, Virtual Local in Wi-Fi interface configuration Wi-Fi radio bearers
Area Network) technology come imitate LTE network wireless data carry, with Wi-Fi links be grouped.VLAN
ID can as Wi-Fi radio bearers mark (RB_ID) and the mark of logical transmission channel.Wi-Fi RB_ID/VLAN ID
All packets transmitted in the Wi-Fi interface should be encapsulated in, to enable receiving device to recognize each data flow,
And data flow is transferred to higher layer.For example, after the completion of data flow migration, access node apparatus 2 connects via Wi-Fi interface
Upstream data packet is received, and Wi-Fi radio bearers (being identified by RB_ID/VLAN ID) are mapped into S1 carryings, so as in backhaul
It is transmitted on link via S1 interfaces.
Also, receive after the connection reconfiguration message, in step s 604, user equipment 1 is reconfigured according to the connection
Message, sets up the radio bearer for carrying data flow A in the Wi-Fi interface.For example, connection reconfiguration message includes
On the information of radio bearers of the data flow A to be migrated in its target Wi-Fi interface extremely to be migrated, the first carrying is set up
Device 712 sets up the radio bearer for carrying data flow A in the Wi-Fi interface accordingly.Specifically set up mode and second
The mode that the radio bearer A that device 723 sets up data flow A is set up in carrying is similar.Come for being locally configured for Wi-Fi radio bearers
Say, it mainly includes two steps：First, Wi-Fi radio bearers are set up by setting up VLAN；Secondly, radio bearer is updated
With the incidence relation of Wi-Fi MAC entities.When configuring VLAN, set up virtual radio in connectionless Wi-Fi wave points and hold
Carry.
In step s 605, user equipment 1 updates radio bearer A and the Wi-Fi interface incidence relation.Specifically,
User equipment 1 releases carrying data flow A radio bearer A and associating for current LTE network, and by radio bearer A with being somebody's turn to do
Wi-Fi network is associated.Further, user equipment 1 releases (PDCP layers) entity of LTE layers 2 with carrying the wireless of data flow A
A incidence relation is carried, and radio bearer A is associated with Wi-Fi MAC layers (virtual PDCP) entity.
In step S606, user equipment 1 is sent to access node apparatus 2 corresponding to the data flow A to be migrated on this
Radio bearer A configuration complete notification message, with notify the user equipment 1 of access node apparatus 2 successfully configured the Wi-Fi without
Line carries A and completes the renewal of incidence relation.Afterwards, user equipment 1 can send the upper of data flow A via Wi-Fi interface
Row packet.
Correspondingly, what the reception of access node apparatus 2 user equipment 1 was sent sets up configuring for the radio bearer on it
Into notification message.
In step S607, access node apparatus 2 in response to the configuration complete notification message, update radio bearer A with
The incidence relation of its target Wi-Fi interface, to complete the migrations of the data flow A to be migrated on Radio Access Network.
Here, access node apparatus 2 equally updates radio bearer A and the Wi-Fi network incidence relation, to complete to be somebody's turn to do
Migrations of the data flow A on Radio Access Network.Update mode is similar with update mode used in user equipment 1, herein not
Repeat again.Afterwards, access node apparatus 2 will transmit data flow A packet via Wi-Fi interface.
So far, data flow A data transfer succeeds and migrated from LTE interface to Wi-Fi interface.
Those skilled in the art will be understood that above-mentioned first data flow migration condition is merely illustrative, and other are existing or will
The data flow migration condition come such as is applicable to user equipment to judge whether to data flow migration, then should equally be contained in this
In the protection domain of invention.
Similarly, those skilled in the art should also be understood that, above-mentioned data flow migration condition is also only example, and other are existing
Or the data flow migration condition in future access node apparatus is such as applicable to judge whether to data flow migration, then equally
It should be contained in protection scope of the present invention.
Migrated in specified data flow from LTE interface to Wi-Fi interface, the packet of user is i.e. on Wi-Fi links
It is transmitted.Fig. 7 shows the structure chart for the packet transmitted in Wi-Fi interface.The VLAN in a VLAN tag (tag)
ID has 12 bits (bit), and the RB_ID that 3GPP specifications are defined has 5 bits.RB_ID should be encapsulated in VLAN ID least
In 5 important bits, its most important 7 bit is not used by.This will not be answered existing IP implementations or other highers
With cause application.From the perspective of IP layers, Wi-FiMAC entities will be considered as virtual PDCP entities, and all Wi-Fi
Radio bearer should be handled by the virtual PDCP entities.VLAN tag region is considered as RB_ID to identify every number
According to packet.So as to which transmitting terminal and receiving terminal can be by the RB_ID come identification data stream.
Fig. 8 shows the use according to an embodiment of the invention for being used to carry out data flow migration in many Radio Access Networks
The schematic device of family equipment and access node apparatus.Wherein, the first moving apparatus installed and run in user equipment 1
10, interact and coordinate with the second moving apparatus 20 for installing and run in access node apparatus 2, many wirelessly connect to realize
Enter the data flow migration in network.For purposes of illustration only, herein, user equipment 1 is equal with the first moving apparatus 10 to be used, and is not done
Distinguish；Similarly, access node apparatus 2 is also equal with the second moving apparatus 20 and used, and does not distinguish.
As shown in figure 8, the first moving apparatus 10 includes reconfiguring the carrying of reception device 811, first and sets up device 812, the
One related update device 813 and completion notice dispensing device 814；Second moving apparatus 20 includes migration determination device 821, matched somebody with somebody again
Put the notice carrying of dispensing device 822, second and set up device 823, the related update device of completion notice reception device 824 and second
825。
Specifically, when meeting predetermined data flow migration condition, migration determination device 821 is treated migrating data stream and made
Migration is determined, to determine the data flow to be migrated Target Wireless interface extremely to be migrated.
For example, the retransmission frequency of current LTE network exceedes predetermined frequency threshold, migration determination device 821 is determined now
Predetermined data flow migration condition is met, migration is made to the current data stream A of user equipment 1 and is determined, it is determined that by data flow A
Migrate to Wi-Fi interface, will data flow A transmission migrated from LTE network to Wi-Fi network.
Here, the data flow migration condition can include various predefined rules or strategy, such as access node is set
For bandwidth, service priority and the other conditions or parameter required for 2 current available bandwidth, user equipment 1.
Then, notice dispensing device 822 is reconfigured by including the nothing on data flow A in the target Wi-Fi interface
The connection reconfiguration message of the information of line carrying is sent to user equipment 1, so that it is also right to data flow A institutes to obtain user equipment 1
The radio bearer A answered is reconfigured.In addition, the data flow A being additionally included in the connection reconfiguration message on Wi-Fi links
Corresponding radio bearer A information.
Correspondingly, in the side of user equipment 1, the connection for reconfiguring the reception transmission of access node apparatus 2 of reception device 811 is matched somebody with somebody again
Message is put, wherein, the connection reconfiguration message includes connecing in its target Wi-Fi extremely to be migrated on the data flow A to be migrated
The information of radio bearer in mouthful.
In the side of access node apparatus 2, reconfigure notice dispensing device 822 and sent reconfiguration message is connected to user equipment
After 1, the second carrying sets up device 823 and radio bearer A for carrying data flow A is set up in the Wi-Fi interface.Example
Such as, second carrying set up device 823 using the MAC layer entity of Wi-Fi interface as virtual LTE interface the entity of layer 2, with for
The radio bearer A for carrying the data flow A to be migrated is corresponding.Configuration to Wi-Fi radio bearers A will be connectionless originally
Wi-Fi links are changed into towards there is a connection, and its satisfaction is realized the requirement of the virtual entity of LTE layers 2.In Wi-Fi interface configuration
Wi-Fi radio bearers can imitate LTE nets by VLAN (VLAN, Virtual Local Area Network) technology
The wireless data carrying of network, to be grouped in Wi-Fi links.VLANID can as Wi-Fi radio bearers mark
(RB_ID) and logical transmission channel mark.Wi-Fi RB_ID/VLAN ID should be encapsulated in all to be connect in the Wi-Fi
The packet of port transmission, to enable receiving device to recognize each data flow, and data flow is transferred to higher layer.Example
Such as, after the completion of data flow migration, access node apparatus 2 via Wi-Fi interface receive upstream data packet, and by Wi-Fi without
Line carrying (being identified by RB_ID/VLAN ID) maps to S1 carryings, to be transmitted on back haul link via S1 interfaces.
Also, in the side of user equipment 1, reconfigure reception device 811 receive the connection reconfiguration message after, first carrying
Device 812 is set up according to the connection reconfiguration message, sets up and is held for carrying the wireless of data flow A in the Wi-Fi interface
Carry.For example, connection reconfiguration message is included on the data flow A to be migrated in its target Wi-Fi interface extremely to be migrated
Radio bearer information, the first carrying sets up device 812 and sets up accordingly in the Wi-Fi interface for carrying data flow A
Radio bearer.It is similar with the mode that the radio bearer A that device 823 sets up data flow A is set up in the second carrying specifically to set up mode.
For being locally configured of Wi-Fi radio bearers, it mainly includes two steps：First, Wi- is set up by setting up VLAN
Fi radio bearers；Secondly, radio bearer and the incidence relation of Wi-Fi MAC entities are updated.When configuring VLAN, connectionless
Wi-Fi wave points set up virtual radio carrying.
First related update device 813 updates radio bearer A and the Wi-Fi interface incidence relation.Specifically, first
Related update device 813 releases carrying data flow A radio bearer A and associating for current LTE network, and by the radio bearer
A is associated with the Wi-Fi network.Further, the first related update device 813 releases (PDCP layers) entity of LTE layers 2 and carrying
Data flow A radio bearer A incidence relation, and by radio bearer A and Wi-Fi MAC layers (virtual PDCP) the entity phase
Association.
Completion notice dispensing device 814 sends wireless corresponding to the data flow A to be migrated on this to access node apparatus 2
A configuration complete notification message is carried, to notify the user equipment 1 of access node apparatus 2 has successfully configured the Wi-Fi wirelessly to hold
Carry A and complete the renewal of incidence relation.Afterwards, user equipment 1 can send data flow A upper line number via Wi-Fi interface
According to packet.
Correspondingly, what the reception of completion notice reception device 824 user equipment 1 was sent sets up the radio bearer on it
Configuration complete notification message.
Then, the second related update device 825 updates radio bearer A and its in response to the configuration complete notification message
The incidence relation of target Wi-Fi interface, to complete the migrations of the data flow A to be migrated on Radio Access Network.
Here, the second related update device 825 equally updates radio bearer A and the Wi-Fi network incidence relation, with
Complete migrations of the data flow A on Radio Access Network.Update mode used in the first related update device 813 with updating
Mode is similar, will not be repeated here.Afterwards, access node apparatus 2 will transmit data flow A data point via Wi-Fi interface
Group.
So far, data flow A data transfer succeeds and migrated from LTE interface to Wi-Fi interface.
Fig. 9 shows in accordance with another embodiment of the present invention for carrying out data flow migration in many Radio Access Networks
The schematic device of user equipment and access node apparatus.Here, initiating the migration to data flow by user equipment 1.Wherein,
One moving apparatus 10, which includes reconfiguring the carrying of reception device 911, first, sets up device 912, the first related update device 913 and complete
Into notice dispensing device 914；Second moving apparatus 20 includes migration determination device 921, reconfigures notice dispensing device 922, the
Device 923, the related update device 925 of completion notice reception device 924 and second are set up in two carryings.Further, reconfigure and connect
Receiving apparatus 911 still further comprises measurement reporting unit 9111 and reconfigures receiving unit 9112；Migration determination device 921 also enters
One step includes measurement receiving unit 9211, migration judging unit 9212 and migration determining means 9213.
Specifically, when meeting predetermined measurement report condition, measurement reporting unit 9111 is sent to access node apparatus 2
Measurement report information on the link-quality of Target Wireless interface；Correspondingly, measurement receiving unit 9211 receives user equipment 1
The measurement report information of the link-quality on Target Wireless interface sent.
Here, the measurement report condition includes but is not limited to the weight that user equipment 1 detects Wi-Fi signal, LTE network
Pass frequency is higher or Wi-Fi signal is stronger etc..For example, dual-mode user device 1 is by between event triggered fashion or the scheduled time
Every detecting Wi-Fi signal；Once Wi-Fi signal is detected, user equipment 1 is set via Wi-Fi interface with access node
Standby 2 set up connection.The mode for setting up connection is identical with the mode that common WLAN sets up connection, including the certification accessed to WLAN
And authentication.
Further, the measurement report condition can also include the local data stream migration rule for being arranged at user equipment 1
Then, when meeting the grade migration rules, user equipment 1 sends the link matter on Target Wireless interface to access node apparatus 2
The measurement report information of amount.For example, user equipment 1 with WLAN after being successfully established and being connected, monitoring and measuring Wi-Fi signal is strong
Degree；Once detecting, the Wi-Fi signal strength is sufficiently strong, and such as the signal intensity exceedes predetermined intensity threshold, and user equipment 1 is passed through
The measurement report information on the link-quality of Target Wireless interface is sent from Wi-Fi interface to access node apparatus 2.The measurement
It can include Wi-Fi Link Quality Reports information in report information and user equipment 1 wishes to migrate to the industry of the Wi-Fi links
The mark of business stream.
Migrate judging unit 9212 and be based on the measurement report information, it is determined whether meet predetermined data flow migration condition.
Here, the data flow migration condition can include the link matter on Target Wireless interface for receiving the transmission of user equipment 1
The measurement report information of amount.Further, it can also include various predefined rules or strategy, such as access node apparatus
Bandwidth, service priority and other conditions or parameter required for 2 current available bandwidth, user equipment 1.
When meeting predetermined data flow migration condition, the measurement report information of user equipment 1 is such as received, migration is determined
9213 couples of data flow A to be migrated of order member make migration determine, with determine the data flow A targets extremely to be migrated to be migrated without
Line interface, such as Wi-Fi interface.
Once access node apparatus 2 is made migration and determined, reconfiguring notice dispensing device 922 will include on the data flow
The connection reconfiguration message of the information of radio bearers of the A in the target Wi-Fi interface is sent to user equipment 1, so that handy
Family equipment 1 is also reconfigured to the radio bearer A corresponding to data flow A.In addition, also including in the connection reconfiguration message
The information of the radio bearer A corresponding to data flow A on Wi-Fi links.If migration determining means 9213 is made to enter
The decision of row migration, reconfigures and notifies dispensing device 922 to return to the connection reconfiguration message for indicating refusal migration.
Correspondingly, in the side of user equipment 1, reconfigure receiving unit 9112 and receive access node apparatus 2 based on measurement report
The connection reconfiguration message that information is sent, wherein, the connection reconfiguration message includes connecing in Wi-Fi on data flow A to be migrated
The information of radio bearer in mouthful.
In the side of access node apparatus 2, after connection reconfiguration message is sent, the second carrying sets up device 923 in the Wi-Fi
The radio bearer A for carrying data flow A is set up in interface.Specifically, the second carrying sets up device 923 and this is being locally configured
Wi-Fi radio bearers A for carrying data flow A on Wi-Fi links.For example, the second carrying sets up device 923 by Wi-
The MAC layer entity of Fi interfaces as virtual LTE interface the entity of layer 2, with being held for carrying the wireless of the data flow A to be migrated
Carry A corresponding.To be that connectionless Wi-Fi links are changed into towards there is connection originally to Wi-Fi radio bearers A configuration, and
Its satisfaction is set to realize the requirement of the virtual entity of LTE layers 2.It can pass through VLAN in Wi-Fi interface configuration Wi-Fi radio bearers
(VLAN, Virtual Local Area Network) technology carries to imitate the wireless data of LTE network, with Wi-Fi chains
Road transmitting data packet.VLAN ID can as Wi-Fi radio bearers mark (RB_ID) and the mark of logical transmission channel
Know.Wi-FiRB_ID/VLAN ID should be encapsulated in all packets transmitted in the Wi-Fi interface, to cause reception to set
It is standby to recognize each data flow, and data flow is transferred to higher layer.For example, after the completion of data flow migration, access section
Point device 2 receives upstream data packet via Wi-Fi interface, and Wi-Fi radio bearers (being identified by RB_ID/VLAN ID) are reflected
S1 carryings are incident upon, to be transmitted on back haul link via S1 interfaces.
Also, in the side of user equipment 1, reconfigure reception device 911 receive the connection reconfiguration message after, first carrying
Device 912 is set up according to the connection reconfiguration message, sets up and is held for carrying the wireless of data flow A in the Wi-Fi interface
Carry.For example, connection reconfiguration message is included on the data flow A to be migrated in its target Wi-Fi interface extremely to be migrated
Radio bearer information, the first carrying sets up device 912 and sets up accordingly in the Wi-Fi interface for carrying data flow A
Radio bearer.It is similar with the mode that the radio bearer A that device 923 sets up data flow A is set up in the second carrying specifically to set up mode.
For being locally configured of Wi-Fi radio bearers, it mainly includes two steps：First, Wi- is set up by setting up VLAN
Fi radio bearers；Secondly, radio bearer and the incidence relation of Wi-Fi MAC entities are updated.When configuring VLAN, connectionless
Wi-Fi wave points set up virtual radio carrying.
First related update device 913 updates radio bearer A and the Wi-Fi interface incidence relation.Specifically, first
Related update device 913 releases carrying data flow A radio bearer A and associating for current LTE network, and by the radio bearer
A is associated with the Wi-Fi network.Further, the first related update device 913 releases (PDCP layers) entity of LTE layers 2 and carrying
Data flow A radio bearer A incidence relation, and by radio bearer A and Wi-Fi MAC layers (virtual PDCP) the entity phase
Association.
Completion notice dispensing device 914 sends wireless corresponding to the data flow A to be migrated on this to access node apparatus 2
A configuration complete notification message is carried, to notify the user equipment 1 of access node apparatus 2 has successfully configured the Wi-Fi wirelessly to hold
Carry A and complete the renewal of incidence relation.Afterwards, user equipment 1 can send data flow A upper line number via Wi-Fi interface
According to packet.
Correspondingly, what the reception of completion notice reception device 924 user equipment 1 was sent sets up the radio bearer on it
Configuration complete notification message.
Then, the second related update device 925 updates radio bearer A and its in response to the configuration complete notification message
The incidence relation of target Wi-Fi interface, to complete the migrations of the data flow A to be migrated on Radio Access Network.
Here, the second related update device 925 equally updates radio bearer A and the Wi-Fi network incidence relation, with
Complete migrations of the data flow A on Radio Access Network.Update mode used in the first related update device 913 with updating
Mode is similar, will not be repeated here.Afterwards, access node apparatus 2 will transmit data flow A data point via Wi-Fi interface
Group.
So far, data flow A data transfer succeeds and migrated from LTE interface to Wi-Fi interface.
It should be noted that the present invention can be carried out in the assembly of software and/or software and hardware, for example, can adopt
Realized with application specific integrated circuit (ASIC), general purpose computer or any other similar hardware device.
The software program of the present invention can realize steps described above or function by computing device.Similarly, originally
The software program (including related data structure) of invention can be stored in computer readable recording medium storing program for performing, for example, RAM is deposited
Reservoir, magnetically or optically driver or floppy disc and similar devices.In addition, some steps or function of the present invention can employ hardware to reality
It is existing, for example, as coordinating with processor so as to performing the circuit of each function or step.
In addition, the part of the present invention can be applied to computer program product, such as computer program instructions, when its quilt
When computer is performed, by the operation of the computer, the method according to the invention and/or technical scheme can be called or provided.
And the programmed instruction of the method for the present invention is called, it is possibly stored in fixed or moveable recording medium, and/or pass through
Broadcast or the data flow in other signal bearing medias and be transmitted, and/or be stored according to described program instruction operation
In the working storage of computer equipment.Here, according to one embodiment of present invention, it includes a device, the device bag
The memory for storing computer program instructions and the processor for execute program instructions are included, wherein, when the computer journey
Sequence instruction by the computing device when, trigger the plant running based on it is foregoing according to the present invention multiple embodiments method and/
Or technical scheme.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit is required rather than described above is limited, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference in claim should not be considered as to the claim involved by limitation.This
Outside, it is clear that the word of " comprising " one is not excluded for other units or step, and odd number is not excluded for plural number.That is stated in system claims is multiple
Unit or device can also be realized by a unit or device by software or hardware.The first, the second grade word is used for table
Show title, and be not offered as any specific order.
Claims (13)
1. a kind of method that data flow migration is carried out in many Radio Access Networks realized by user equipment, wherein, this method
Including：
A receives the connection reconfiguration message that access node apparatus is sent, wherein, the connection reconfiguration message is included on waiting to move
Move the information of radio bearer of the data flow in its Target Wireless interface extremely to be migrated；
Wherein, if current wave point is the radio access interface of mobile radio communication, the Target Wireless interface is wireless
The radio access interface of LAN；If current wave point is the radio access interface of WLAN, the target without
Line interface is the radio access interface of mobile radio communication；
B is set up for carrying the data flow to be migrated according to the connection reconfiguration message in the Target Wireless interface
Radio bearer；
C updates the incidence relation of the radio bearer and the Target Wireless interface；
D sends the configuration complete notification message on the radio bearer to the access node apparatus.
2. according to the method described in claim 1, wherein, the step A includes：
- when meeting predetermined measurement report condition, sent to the access node apparatus on the Target Wireless interface
The measurement report information of link-quality；
- the connection reconfiguration message that the access node apparatus is sent based on the measurement report information is received, wherein, the company
Connecing reconfiguration message includes the information of the radio bearer on data flow to be migrated in the Target Wireless interface.
3. method according to claim 1 or 2, wherein, the Target Wireless interface includes the wireless of WLAN and connect
Incoming interface；
Wherein, the step B includes：
- according to the connection reconfiguration message, using the MAC layer entity of the radio access interface of the WLAN as virtual
Mobile radio communication radio access interface the entity of layer 2, it is relative with the radio bearer for carrying the data flow to be migrated
Should；
Wherein, the step C includes：
The incidence relation of-renewal the radio bearer and the MAC layer entity of the radio access interface of the WLAN.
4. a kind of method that data flow migration is carried out in many Radio Access Networks realized by access node apparatus, wherein, should
Method includes：
A treats migrating data stream and makes migration decision when meeting predetermined data flow migration condition, described to be migrated to determine
Data flow Target Wireless interface extremely to be migrated；
Wherein, it is described if the current wave point of the data flow to be migrated is the radio access interface of mobile radio communication
Target Wireless interface is the radio access interface of WLAN；If the current wave point of data flow to be migrated is wireless
The radio access interface of LAN, then the Target Wireless interface is the radio access interface of mobile radio communication；
B matches somebody with somebody the connection of the information including the radio bearer on the data flow to be migrated in the Target Wireless interface again
Message is put to send to user equipment；
Wherein, this method also includes：
X sets up the radio bearer for carrying the data flow to be migrated in the Target Wireless interface；
Y receives the configuration complete notification message that the radio bearer is set up on it that the user equipment is sent；
Z updates the incidence relation of the radio bearer and the Target Wireless interface in response to the configuration complete notification message,
To complete migration of the data flow to be migrated on Radio Access Network.
5. method according to claim 4, wherein, the step a includes：
The measurement report information for the link-quality on the Target Wireless interface that-reception user equipment is sent；
- it is based on the measurement report information, it is determined whether meet predetermined data flow migration condition；
- when meeting predetermined data flow migration condition, treat migrating data stream and make migration decision, it is described to be migrated to determine
Data flow Target Wireless interface extremely to be migrated.
6. the method according to claim 4 or 5, wherein, the Target Wireless interface includes the wireless of WLAN and connect
Incoming interface；
Wherein, the step x includes：
- according to the connection reconfiguration message, using the MAC layer entity of the radio access interface of the WLAN as virtual
Mobile radio communication radio access interface the entity of layer 2, it is relative with the radio bearer for carrying the data flow to be migrated
Should.
7. a kind of the first moving apparatus that data flow migration is carried out in many Radio Access Networks, first moving apparatus is arranged in
In user equipment, wherein, first moving apparatus includes：
Reception device is reconfigured, the connection reconfiguration message for receiving access node apparatus transmission, wherein, the connection is matched somebody with somebody again
Putting message includes the information of the radio bearer on data flow to be migrated in its Target Wireless interface extremely to be migrated；
Wherein, if current wave point is the radio access interface of mobile radio communication, the Target Wireless interface is wireless
The radio access interface of LAN；If current wave point is the radio access interface of WLAN, the target without
Line interface is the radio access interface of mobile radio communication；
Device is set up in first carrying, for according to the connection reconfiguration message, being set up in the Target Wireless interface to be used for
Carry the radio bearer of the data flow to be migrated；
First related update device, the incidence relation for updating the radio bearer and the Target Wireless interface；
Completion notice dispensing device, for sending the configuration complete notification on the radio bearer to the access node apparatus
Message.
8. the first moving apparatus according to claim 7, wherein, the reception device that reconfigures includes：
Reporting unit is measured, for when meeting predetermined measurement report condition, being sent to the access node apparatus on institute
State the measurement report information of the link-quality of Target Wireless interface；
Receiving unit is reconfigured, is matched somebody with somebody again based on the connection that the measurement report information is sent for receiving the access node apparatus
Message is put, wherein, the connection reconfiguration message includes wireless in the Target Wireless interface on data flow to be migrated
The information of carrying.
9. the first moving apparatus according to claim 7 or 8, wherein, the Target Wireless interface includes WLAN
Radio access interface；
Wherein, device is set up in first carrying is used for：
- according to the connection reconfiguration message, using the MAC layer entity of the radio access interface of the WLAN as virtual
Mobile radio communication radio access interface the entity of layer 2, it is relative with the radio bearer for carrying the data flow to be migrated
Should；
Wherein, the first related update device is used for：
The incidence relation of-renewal the radio bearer and the MAC layer entity of the radio access interface of the WLAN.
10. a kind of the second moving apparatus that data flow migration is carried out in many Radio Access Networks, second moving apparatus arrangement
In access node apparatus, wherein, second moving apparatus includes：
Determination device is migrated, migration decision is made for when meeting predetermined data flow migration condition, treating migrating data stream,
To determine the data flow to be migrated Target Wireless interface extremely to be migrated；
Wherein, it is described if the current wave point of the data flow to be migrated is the radio access interface of mobile radio communication
Target Wireless interface is the radio access interface of WLAN；If the current wave point of data flow to be migrated is wireless
The radio access interface of LAN, then the Target Wireless interface is the radio access interface of mobile radio communication；
Notice dispensing device is reconfigured, for by including the nothing on the data flow to be migrated in the Target Wireless interface
The connection reconfiguration message of the information of line carrying is sent to user equipment；
Device is set up in second carrying, for setting up the nothing for carrying the data flow to be migrated in the Target Wireless interface
Line is carried；
Completion notice reception device, configuring for the radio bearer is set up for receive that the user equipment sends on it
Into notification message；
Second related update device, in response to the configuration complete notification message, updating the radio bearer and the mesh
The incidence relation of wave point is marked, to complete migration of the data flow to be migrated on Radio Access Network.
11. the second moving apparatus according to claim 10, wherein, the migration determination device includes：
Receiving unit is measured, the survey for receiving the link-quality on the Target Wireless interface that the user equipment is sent
Measure report information；
Judging unit is migrated, for based on the measurement report information, it is determined whether meet predetermined data flow migration condition；
Determining means is migrated, migration decision is made for when meeting predetermined data flow migration condition, treating migrating data stream,
To determine the data flow to be migrated Target Wireless interface extremely to be migrated.
12. the second moving apparatus according to claim 10 or 11, wherein, the Target Wireless interface includes wireless local
The radio access interface of net；
Wherein, device is set up in second carrying is used for：
- according to the connection reconfiguration message, using the MAC layer entity of the radio access interface of the WLAN as virtual
Mobile radio communication radio access interface the entity of layer 2, it is relative with the radio bearer for carrying the data flow to be migrated
Should.
13. a kind of system for being used to carry out data flow migration in many Radio Access Networks, wherein, the system includes right such as will
Being arranged in user equipment any one of 7 to 9 is asked to be used in many Radio Access Networks carry out the of data flow migration
One moving apparatus is used to wirelessly connect more with being arranged in access node apparatus as any one of claim 10 to 12
Enter to carry out the second moving apparatus of data flow migration in network.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210352710.1A CN103686883B (en) | 2012-09-20 | 2012-09-20 | Method and apparatus for carrying out data flow migration in many Radio Access Networks |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210352710.1A CN103686883B (en) | 2012-09-20 | 2012-09-20 | Method and apparatus for carrying out data flow migration in many Radio Access Networks |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103686883A CN103686883A (en) | 2014-03-26 |
| CN103686883B true CN103686883B (en) | 2017-08-25 |
Family
ID=50322852
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210352710.1A Active CN103686883B (en) | 2012-09-20 | 2012-09-20 | Method and apparatus for carrying out data flow migration in many Radio Access Networks |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103686883B (en) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10306514B2 (en) | 2014-04-02 | 2019-05-28 | Samsung Electronics Co., Ltd. | Method and apparatus for steering traffic between cellular network and wireless local area network (LAN) network in mobile communication system |
| CN105101289A (en) * | 2014-05-09 | 2015-11-25 | 中兴通讯股份有限公司 | Information reporting method, information acquisition method, device and system |
| CN105282798A (en) * | 2014-07-24 | 2016-01-27 | 中兴通讯股份有限公司 | Related implementation methods and equipment about IP flow mobility triggering |
| CN105337952B (en) * | 2014-08-14 | 2018-07-20 | 新华三技术有限公司 | Method and apparatus for inhibiting host frequent migration |
| US10869344B2 (en) | 2015-03-19 | 2020-12-15 | Acer Incorporated | Method of radio bearer transmission in dual connectivity |
| CN108156633A (en) * | 2016-12-06 | 2018-06-12 | 中兴通讯股份有限公司 | Data flow remaps method and device and user equipment, RAN equipment |
| CN108282815B (en) * | 2017-01-05 | 2020-01-07 | 电信科学技术研究院 | Data processing method and data processing equipment |
| CN108616922B (en) * | 2017-01-06 | 2021-07-20 | 华为技术有限公司 | Method for distributing authorization-free resources, user equipment and network equipment |
| CN113853773B (en) * | 2019-05-13 | 2024-03-08 | 上海诺基亚贝尔股份有限公司 | Mapping bearer identities to IPv6 architecture |
| CN114097267A (en) * | 2019-06-21 | 2022-02-25 | 阿西亚Spe有限责任公司 | System and method for combined management of user preferences with WI-FI and cellular data |
| CN110944365B (en) * | 2019-11-28 | 2021-10-22 | 武汉虹旭信息技术有限责任公司 | Multi-reference-point association method and system based on 5G core network |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101686540A (en) * | 2008-09-27 | 2010-03-31 | 华为技术有限公司 | Location service treatment method, device and system |
| WO2012041073A1 (en) * | 2010-09-27 | 2012-04-05 | 中兴通讯股份有限公司 | Method and system for carrying out flow transfer |
| CN102892210A (en) * | 2011-07-21 | 2013-01-23 | 中兴通讯股份有限公司 | Bearing processing method and device |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100442927C (en) * | 2005-09-30 | 2008-12-10 | 华为技术有限公司 | Service processing method |
| CN101835201B (en) * | 2009-03-11 | 2014-08-13 | 中兴通讯股份有限公司 | Method and system for ensuring uninterrupted data in multiple-network connection environment |
| CN105704759A (en) * | 2011-05-27 | 2016-06-22 | 上海华为技术有限公司 | Data stream transmission method and network equipment |
-
2012
- 2012-09-20 CN CN201210352710.1A patent/CN103686883B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101686540A (en) * | 2008-09-27 | 2010-03-31 | 华为技术有限公司 | Location service treatment method, device and system |
| WO2012041073A1 (en) * | 2010-09-27 | 2012-04-05 | 中兴通讯股份有限公司 | Method and system for carrying out flow transfer |
| CN102892210A (en) * | 2011-07-21 | 2013-01-23 | 中兴通讯股份有限公司 | Bearing processing method and device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103686883A (en) | 2014-03-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103686883B (en) | Method and apparatus for carrying out data flow migration in many Radio Access Networks | |
| CN103139911B (en) | Realize the method for carrier aggregation, base station and subscriber equipment | |
| CN103609150B (en) | It is proprietary or non-APN Proprietary Informations carry out flow shunt via local network based on APN | |
| CN103856995B (en) | Pseudo-wire for mobile management | |
| CN104378793B (en) | A kind of switching method, main control base station and controlled base station | |
| CN102204172B (en) | System and method for evaluating multiple connectivity options | |
| CN102821483B (en) | Interoperation method for wireless local area network and wireless wide area network, user equipment and base station | |
| CN106233774A (en) | Radio resource for integrated WLAN/3GPP radio access technologies controls (RRC) agreement | |
| CN107660333A (en) | For the WLAN in cellular system（WLAN）Integrated control plane method and apparatus | |
| CN107889255A (en) | Communication means, device, system, terminal and access network equipment | |
| CN107409428A (en) | Business polymerization method for building up and device between WLAN and 3GPP | |
| CN103974238B (en) | A kind of methods, devices and systems for realizing safety detection in heterogeneous network | |
| CN101516066B (en) | Data flow transmission method and mobile communication system | |
| CN103650573A (en) | Congestion state reporting method and access network device | |
| CN110248391A (en) | A kind of method for network access, access point apparatus and computer readable storage medium | |
| CN105027620B (en) | Method, user equipment, base station and the access point of switching | |
| CN107666672A (en) | Optimization method, the apparatus and system of robustness | |
| CN113747478A (en) | Communication method and device | |
| US11412564B2 (en) | Method and apparatus for providing next generation network service in heterogeneous network environment | |
| WO2014205772A1 (en) | Method, device, and system for establishing wireless network | |
| WO2022078112A1 (en) | Connection establishment method and apparatus, device, and storage medium | |
| CN107257553A (en) | User plane link establishing method, base station and mobility management apparatus | |
| US11558813B2 (en) | Apparatus and method for network automation in wireless communication system | |
| CN103024823A (en) | Implementing method of flow migration, terminal and grouped data network gateway | |
| CN104823485B (en) | Communication means, base station and user equipment under a kind of dual link |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 201206 ningqiao Road, China (Shanghai) free trade test area, No. 388 Patentee after: Shanghai NOKIA Baer Limited by Share Ltd Address before: 201206 Pudong New Area Jinqiao Ning Road, Shanghai, No. 388 Patentee before: Shanghai Alcatel-Lucent Co., Ltd. |