CN102076036A - Core network equipment and HNB, and method thereof for processing LIPA connection - Google Patents
Core network equipment and HNB, and method thereof for processing LIPA connection Download PDFInfo
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- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- H04W36/0005—Control or signalling for completing the hand-off
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Abstract
The invention discloses a core network equipment and an HNB (home nodeB), and a method thereof for processing a local IP to be accessed to LIPA (local IP access). The method comprises the following steps: after the source HNB determines that UE (user equipment) needs switching and LIPA connection is activated, indication information which is sent by a source HNB is received; after the phenomenon that the switching of the UE is carried out under the state of ensuring that the LIPA connection can be kept according to the indication information, contract signing data of the UE, and relevant information of local gateway, information about successful accessing is returned to the source HNB to instruct the source HNB to execute the operations concerning the switching of UE,. According to the invention, the traditional LIPA connecting process is simplified during switching, and the continuity of LIPA connection can be ensured during UE switching.
Description
Technical field
The present invention relates to wireless communication technology field, relate in particular to a kind of method that equipment of the core network is connected with Home eNodeB and processing LIPA thereof under handoff scenario.
Background technology
Local IP inserts that (Local IP Access, being a kind of permission terminal LIPA), (Home NodeB HNB) is linked into the technology of the local network related with this Home eNodeB, and local network comprises home network, enterprise network etc. by Home eNodeB.Terminal specifically is that (Local Gateway LGW) is linked into local network by the local gateway that is connected with Home eNodeB.
Because the access limited features of Home eNodeB and local network only allows the kinsfolk to insert as home network), network need carry out access control to the terminal of access to family base station and local network, mainly comprises following control:
1) Home eNodeB access control is specially and judges that whether terminal satisfies the control requirement that is linked into Home eNodeB, judges promptly also whether terminal has authority to pass through certain Home eNodeB access network;
2) local network access control, be specially and judge whether terminal satisfies the control requirement that is linked into local network, judge promptly also whether terminal has authority to pass through certain Home eNodeB request and insert specific local network such as home network or enterprise network etc., and the local network access control is carried out on the basis of Home eNodeB access control success.
Above-mentioned two steps operation is all carried out based on subscription data by core network control node.
In 10 stages of 3GPP Release, as shown in Figure 1, local gateway LGW and Home eNodeB H (e) NB realize on same physical entity, H (e) NB is connected to H (e) NB gateway by backhaul network, and access mobile operator core network, the mobile operator core network connects by gateway and PDN (Packet Date Network, Packet Data Network).
Local gateway LGW can realize on different physical entities with Home eNodeB after Release 10.Be illustrated in figure 2 as the LIPA Organization Chart in Release11 stage.
3GPP R10 version is not supported the mobility that LIPA connects, and needs deexcitation LIPA connection before switching when terminal shifts out the home base station cells that activates LIPA connection place.On the problem that deexcitation LIPA connects how, the scheme that standard adopts is to notify local gateway by Home eNodeB before switching, initiates to connect deactivation process release LIPA by local gateway and connects.
In addition, wherein a kind of scheme that does not enter standard is to notify core network control node by Home eNodeB before switching, and core network control node initiates to return response to Home eNodeB after LIPA connects deexcitation, and Home eNodeB is initiated handoff procedure more subsequently.In the LTE system, such scheme as shown in Figure 3, wherein MME (Mobility Management Entity) is the core network control node in the LTE system, and the radio access node that E-UTRAN (Evolved Universal Terrestrial Radio Access Network) refers to this moment also is a Home eNodeB.Be illustrated in figure 3 as the LIPA that Home eNodeB triggers in the switching and connect deactivation process, specifically may further comprise the steps:
Step S301, switch when being about to take place, if the existing LIPA of terminal connects, then Home eNodeB sends to MME and local connection of indication E-UTRAN switches indication E-UTRAN Local Connection HO Indication message and show and be about to switch this moment that the target identification Target ID in the message shows the sign of handover-target base station;
Step S302 is not that last IP of terminal connects if this LIPA connects, and then MME initiates MME request PDN and goes to connect MME requested PDN disconnection process and discharge this connection; Otherwise initiate the attachment removal process;
Step S303, after said process was finished, MME returned the local handover acknowledge E-UTRAN Local Connection HO ACK message that connects of E-UTRAN to Home eNodeB, and expression LIPA connection discharges, can switch.Home eNodeB will initiate to switch according to existing process subsequently.
According to the 3GPP demand, the LIPA in R11 stage connect to need supports the mobility of intra-LGW, and LIPA connects and can continue maintenance when also promptly switching between terminal is being connected to the Home eNodeB of same LGW.Prior art is not supported above-mentioned mobility, do not solve how not judge that LIPA connects and can keep, and the problem of how carrying out respective handling according to judged result.
Summary of the invention
The invention provides the method that a kind of equipment of the core network is connected with Home eNodeB and processing LIPA thereof,, make that the continuity that LIPA connects in the UE handoff procedure is kept in order to optimize the LIPA connection processing in the existing handoff procedure.
The invention provides a kind of equipment of the core network and handle the method that local IP inserts the LIPA connection, comprising:
The reception sources Home eNodeB determines that UE need switch and when having activated LIPA and connecting, the Indication message that is sent;
Subscription data and local gateway relevant information according to described Indication message, UE, when determining that UE can realize switching under the situation that keeps LIPA to connect, return the access success message to the source Home eNodeB, indicate described source Home eNodeB to begin to carry out the switching associative operation of described UE.
The present invention also provides a kind of Home eNodeB to handle local IP and inserts the method that LIPA connects, and comprising:
Determine that UE need switch and when having activated LIPA and connecting, send Indication message to equipment of the core network;
When receiving the access success message that described equipment of the core network returns, begin to carry out the switching associative operation of described UE.
The present invention also provides a kind of equipment of the core network that local IP inserts the LIPA connection of handling, and comprising:
The Indication message receiving element is used for that the reception sources Home eNodeB determines that UE need switch and when having activated LIPA and connecting, the Indication message that is sent;
Insert successful indicating member, be used for subscription data and local gateway relevant information according to described Indication message, UE, when determining that UE can realize switching under the situation that keeps LIPA to connect, return the access success message to the source Home eNodeB, indicate described source Home eNodeB to begin to carry out the switching associative operation of UE.
The present invention also provides a kind of Home eNodeB, comprising:
The Indication message transmitting element is used for determining that UE need switch and when having activated LIPA and connecting, sends Indication message to equipment of the core network;
Switch unit when being used to receive the access success message that described equipment of the core network returns, begins to carry out the switching associative operation of described UE.
The method of utilizing equipment of the core network provided by the invention to be connected with Home eNodeB and processing LIPA thereof, has following beneficial effect: proposed the processing method that LIPA connects under a kind of R11 stage handoff scenario, the continuity that makes LIPA connect is kept, whether the present invention keeps LIPA to connect judgement by equipment of the core network, because core network control node has the information of LIPA join dependency and the CAMEL-Subscription-Information of UE, therefore the decision method of being carried out by equipment of the core network is a kind of effective, complete method.
Description of drawings
The Organization Chart that Fig. 1 connects for existing 3GPP Release 10 stage LIPA;
The Organization Chart that Fig. 2 connects for existing 3GPP Release 11 stage LIPA;
Fig. 3 connects deactivation process for the LIPA that Home eNodeB in switching triggers;
Fig. 4 is that equipment of the core network provided by the invention is handled the method flow diagram that LIPA connects;
Fig. 5 is the method flow diagram that core net device processes LIPA connects in the preferred embodiment of the present invention;
Fig. 6 is the judging process of equipment of the core network in the preferred embodiment of the present invention;
Fig. 7 is the method flow diagram that core net device processes LIPA connects in the embodiment of the invention 1;
Fig. 8 is the method flow diagram that core net device processes LIPA connects in the embodiment of the invention 2;
Fig. 9 is the method flow diagram that core net device processes LIPA connects in the embodiment of the invention 4;
Structure chart when Figure 10 is applied to the LTE system for equipment of the core network in the preferred embodiment of the present invention.
Embodiment
Illustrate in greater detail below in conjunction with the method for drawings and Examples equipment of the core network provided by the invention and processing LIPA connection thereof.
Mobility is not supported in the LIPA connection in 3GPP Release10 stage, needs first deexcitation LIPA to connect before the switching; And the LIPA in R11 stage connects and can support mobility, can keep this connection as long as satisfy certain condition during switching.Prior art does not propose under the above-mentioned scene LIPA and connects and how to handle, and the present invention proposes a kind of equipment of the core network and handles the method that LIPA connects, and as shown in Figure 4, comprising:
Step S401, reception sources Home eNodeB determine that UE need switch and when having activated LIPA and connecting, the Indication message that is sent;
For activating the terminal that LIPA connects, above-mentioned LIPA connects and refers to that terminal is linked into the connection of local gateway by the source Home eNodeB.Above-mentioned Indication message comprises the Target cell and/or the target BS information of switching at least.
Step S402, subscription data and local gateway information according to described Indication message, UE, when determining that UE can realize switching under the situation that keeps LIPA to connect, return the access success message, indicate described source Home eNodeB to carry out the switching associative operation of described UE to the source Home eNodeB.
Said method provided by the invention, indicate based on the source Home eNodeB, equipment of the core network as core network control node carries out the LIPA connection processing: for activating the terminal that LIPA connects, Home eNodeB sends Indication message at beginning forward direction core network control node, core network control node is according to Indication message, the subscription data of UE and local gateway information, judge whether the LIPA connection can continue maintenance when Target cell/target BS switches, if LIPA connects and can keep, then core network control node notice Home eNodeB begins handoff procedure, do not connect owing to discharge LIPA, therefore the continuity that makes LIPA connect is kept.Whether the present invention keeps LIPA to connect judgement by equipment of the core network, because core network control node has the information of LIPA join dependency and the CAMEL-Subscription-Information of UE, therefore the decision method of being carried out by equipment of the core network is a kind of effective, complete method.
For target BS is Home eNodeB, and the situation that UE keeps former LIPA to connect when switching, UE finishes when switching, its LIPA connection meeting is changed into by target Home eNodeB access local gateway by insert local gateway by the source Home eNodeB, the concrete change of when finishing this connection, preferably, discharging former LIPA again after setting up the new LIPA connection that is inserted local gateway by the target Home eNodeB connects, concrete switching and the dispose procedure of UE can adopt existing procedure, present embodiment no longer describes in detail, above-mentioned flow process of the present invention makes the LIPA that also keeps original when beginning to switch connect and does not have the former LIPA of deexcitation to connect, thereby the continuity that can keep LIPA to connect.
Can keep LIPA to connect the condition difference that need satisfy to supporting UE to switch under the different scenes, therefore, can determine whether whether UE can switch in realization under the situation that keeps LIPA to connect according to concrete scene to whether satisfying the judgement that imposes a condition.In order to support whether to satisfy the judgement that imposes a condition, can in Indication message, carry some required parameters of condition judgment, or judge some required parameters in the configuration condition of equipment of the core network own.
Connect the mobility that needs to support intra-LGW for the LIPA in R11 stage, LIPA connects and can continue maintenance when also promptly switching between terminal is being connected to the Home eNodeB of same LGW.Preferably, when determining to satisfy simultaneously following condition in the present embodiment, determine that UE can realize switching under the situation that keeps LIPA to connect: the target BS of switching is a Home eNodeB; UE satisfies the access control requirement that is linked into target BS; UE satisfies the access control requirement of the local network that is linked into the request access; Target BS is for to be connected to same local gateway with the source Home eNodeB.
If UE switches to macro base station, illustrate and do not possess the condition that is linked into local network, therefore need to discharge LIPA and connect, preferably, this method is applied to the LTE system, this method also comprises in the present embodiment: according to described Indication message, when determining that target BS is macro base station, judge the LIPA of UE connects whether be last IP connection, if, then initiate the attachment removal process of UE, whole process finishes; If not, then initiate LIPA and connect the LIPA connection that dispose procedure discharges UE, discharge successfully and then return the access success message, indicate described source Home eNodeB to begin to carry out the switching associative operation of UE to the source Home eNodeB.This method can also be applied to the UMTS system, also comprise: according to described Indication message, when determining that target BS is macro base station, then initiate LIPA and connect the LIPA connection that dispose procedure discharges UE, return the access success message to the source Home eNodeB after discharging successfully, indicate described source Home eNodeB to begin to carry out the switching associative operation of UE.The attachment removal process of the above-mentioned UE that is initiated by equipment of the core network and discharge the process that LIPA connects and adopt existing procedure no longer describes in detail here.
If target BS is a Home eNodeB, need to judge whether terminal has authority to pass through certain Home eNodeB access network, and whether terminal has authority to insert the local network of the access of asking and target BS and source Home eNodeB by this target Home eNodeB whether to be connected to same local gateway.If these conditions all satisfy, UE satisfies the access control be linked into described target BS and requires to be connected with LIPA continuous requirement.Do not satisfy the access control requirement that is linked into described target BS at UE, illustrate that UE can successfully not be linked into the target BS of Target cell correspondence, do not satisfy the access control requirement that is linked into the local network of asking access at UE, illustrate that UE can successfully not be linked into local network.Preferably, this method also comprises in the present embodiment: according to described Indication message, when determining that target BS is Home eNodeB, but UE does not satisfy the access control be linked into described target BS when requiring, and returns the access failure message that indication UE can not insert target BS to the source Home eNodeB.The source Home eNodeB receives after this access failure message by the existing flow processing of receiving access failure message, as can change target BS that request inserts etc. according to the access failure reason, no longer describes in detail here.
Preferably, this method is applied to the LTE system, this method also comprises in the present embodiment: according to described Indication message, when determining that target BS is Home eNodeB, the satisfied access control requirement that is linked into described target BS of UE, described target BS is when being connected to different local gateway with the source Home eNodeB but the access control of the local network that the satisfied request of being linked into of UE inserts requires, and judges whether the LIPA connection of UE is last IP connection, if then initiate the attachment removal process of UE; If not, then initiate LIPA and connect the LIPA connection that dispose procedure discharges UE, discharge successfully and then return the access success message, indicate described source Home eNodeB to begin to carry out the switching associative operation of UE to the source Home eNodeB.This method can also be applied to the UMTS system, this method also comprises in the present embodiment: according to described Indication message, determine that target BS is a Home eNodeB, UE satisfies the access control requirement that is linked into described target BS, the access control of the local network that is linked into the request access requires or/and described target BS is when being connected to different local gateway with the source Home eNodeB but UE does not satisfy, initiate LIPA and connect the LIPA connection that dispose procedure discharges UE, return the access success message to the source Home eNodeB after discharging successfully, indicate described source Home eNodeB to begin to carry out the switching associative operation of UE.The source Home eNodeB is received after this access failure message and no longer to be described in detail here by the existing flow processing of receiving access failure message.
Preferably, the Target cell and/or the target BS information that comprise switching in the present embodiment in the Indication message, when target BS is Home eNodeB, Indication message also comprises the closed subscriber group identity and the access module of target BS, the customer group that different closed subscriber group identity is corresponding different, Home eNodeB allows user's access in the pairing customer group of its closed subscriber group identity, and existing home base station access mode comprises the closed access way that only allows user's access in the pairing customer group of its closed subscriber group identity, the open access way that allows all users to insert, and allow all users to insert but in the pairing customer group of its closed subscriber group identity the user insert the high mixing access way of priority.
Preferably, equipment of the core network determines according to the Target cell and/or the target BS information of the switching in the Indication message whether the target BS that switches is Home eNodeB in the present embodiment; When determining that target BS is Home eNodeB, according to the closed subscriber group identity and the access module of target BS, determine in conjunction with the subscription data of UE whether UE satisfies the access control requirement that the access control that is linked into target BS required and be linked into the local network of request access.Described local gateway relevant information is the femtocell information that different local gateway connected, the relevant configured in advance of described local gateway on described equipment of the core network, or the local gateway information that connects by the different home base station report acquisition.
The embodiment of the invention also provides a kind of Home eNodeB to handle local IP and inserts the method that LIPA connects, and comprising: determine that UE need switch and when having activated LIPA and connecting, send Indication message to equipment of the core network; When receiving the access success message that described equipment of the core network returns, begin to carry out the switching associative operation of described UE.
In the method provided by the invention, Home eNodeB switches and activates LIPA at definite UE, is different from the behavior that direct deactivation LIPA connects in the prior art, but by the equipment of the core network whether LIPA deexcitation of making a strategic decision, the continuity that has kept LIPA to connect.
Preferably, also comprise: when receiving the access failure message that described equipment of the core network returns, carry out respective handling according to the access failure reason.The Target cell and/or the target BS information that comprise switching in the described Indication message, when described target BS was Home eNodeB, described Indication message also comprised the closed subscriber group identity and the access module of target BS.
In the preferred embodiment of the present invention, as shown in Figure 5, comprising:
1, for having activated the terminal that LIPA connects, Home eNodeB sent i.e. first message of Indication message to the equipment of the core network as core network control node before switching generation, the identification information such as Base Station Identification, the cell ID etc. that wherein comprise target BS, if target BS is a Home eNodeB, also should comprise the information such as closed subscriber group identity, access module of target BS;
2, when target BS is Home eNodeB, equipment of the core network judges that whether UE can realize switching, and judges to be divided into for two steps under the situation that keeps LIPA to connect:
A) basic access control judges promptly whether UE satisfies the access control requirement that is linked into target BS, if then enter next step judgement, otherwise entered for the 4th step;
B) LIPA connects judgement, judge whether UE can realize switching under the situation that keeps LIPA to connect, as judge access control that whether UE satisfies the local network that the request of being linked into inserts requires and target BS for whether to be connected to same local gateway with the source Home eNodeB, if, then entered for the 4th step, otherwise entered for the 3rd step;
3, for the LTE system, if equipment of the core network judges that the LIPA connection can not keep and this connection is not last IP connection of UE, then to initiate LIPA and connect dispose procedure, this process is undertaken by existing procedure.If last IP that the LIPA connection can not keep and this connection is UE connects, then initiate the attachment removal process, after attachment removal was finished, whole process finished; For the UMTS system, then do not need to carry out attachment removal and judge, directly initiate LIPA and connect dispose procedure;
4, equipment of the core network returns second message to Home eNodeB.If the basic access control failure of the 2nd step also is that terminal can not insert target BS, then second message is specially and does not allow UE to insert the failure information of target BS; If the 2nd basic access control of step and LIPA connect adjudicate successfully, or the 3rd step discharged the LIPA connection and equipment of the core network is not initiated the attachment removal process, then second message is specially the access success message.
5, after the source Home eNodeB is received second message,, then initiate the switching associative operation of UE according to existing process if comprising inserting successful information; Otherwise handle according to the existing process of above-mentioned access failure message of receiving.
The judging process of equipment of the core network comprises as shown in Figure 6 in the present embodiment:
Step S601, reception sources Home eNodeB determine that UE need switch and when having activated LIPA and connecting, first message that is sent, and start following judging process;
Step S602 judges whether target BS is macro base station, if then direct execution in step S605 if the fruit target BS is a Home eNodeB, then enters step S603;
Step S603 carries out basic access control, judges whether success of basic access control, if success then execution in step S604, otherwise execution in step S608; Basic access control deterministic process is existing process, judges that desired parameters is provided by first message, comprises target BS sign, cell ID, closed subscriber group identity, access module etc.;
Step S604, if basic access control success, equipment of the core network continues to judge that LIPA connects whether can keep, can the parameter judgement LIPA that equipment of the core network carries in can subscription data, configuration information and first message by UE be connected and keep.If judged result is for being, execution in step S607 then, otherwise execution in step S605;
Step S605, for the LTE system, equipment of the core network judges whether this LIPA connects is last IP connection of UE, if enter step S609, otherwise enter step S606, for UMTS system, execution in step S606;
Step S606, equipment of the core network initiate LIPA and connect dispose procedure;
Step S607, LIPA connect to discharge success or LIPA and connect and can continue to keep, and then core network control node returns second message, wherein carries the access success message, show that Home eNodeB can carry out the switching associative operation;
Step S608, if basic access control failure, then equipment of the core network returns second message of carrying access failure information, access failure information is that UE can not insert Target cell;
Step S609, if the LIPA connection can not keep and be last connection, equipment of the core network is initiated the attachment removal process.
Being operating as of Home eNodeB in the present embodiment:
Need switch and terminal when having LIPA to connect when detecting, send first message,, also comprise closed subscriber group identity, access module etc. if Target cell is a home base station cells comprising target BS sign, cell ID to equipment of the core network.
When receive that core network control node returns have second message that inserts successful information the time, Home eNodeB is carried out by existing process and is switched associative operation; When receiving that having terminal can not insert second message of access failure information of Target cell, handle by existing process.
Provide several specific embodiments of the method for equipment of the core network of the present invention and processing LIPA connection thereof below in conjunction with concrete application scenarios.
Embodiment 1
In the LTE system, terminal has activated the LIPA connection in the one family base station cell, subsequently because switching need be initiated in the mobile household base station of terminal.If this moment, target BS was the Home eNodeB that is connected to same local gateway with the source Home eNodeB, this Home eNodeB has identical closed subscriber group identity with the source Home eNodeB, and between source and the target Home eNodeB X2 interface is arranged.Core network control node MME will judge LIPA and connect and can keep.LIPA connection processing process comprises as shown in Figure 7 under this scene:
Step S701, the source Home eNodeB sends first message to MME, wherein comprises cell ID, Base Station Identification and the closed subscriber group identity etc. of target Home eNodeB;
Step S702, MME can judge that according to the information of CAMEL-Subscription-Information, local gateway relevant information and the previous step acquisition of UE the LIPA connection can continue maintenance when target BS switches, deterministic process is as follows:
A) MME carries out the basic access control of Home eNodeB, because the target BS closed subscriber group identity is signatory, and basic access control success;
When b) MME determined that the satisfied local network access control that is linked into the request access of UE requires, MME judged whether target BS is connected to same local gateway with source base station.According to the cell ID in first message, Base Station Identification, and the local gateway that has been configured of MME and corresponding femtocell information thereof, MME can be known target BS and the shared same local gateway of source base station.
Step S703, MME return to the source Home eNodeB and carry second message that inserts successful information;
Step S704, the source Home eNodeB initiates to switch according to existing process, and this switching is that an X2 switches.
Embodiment 2
In the UMTS system, terminal has activated in the one family base station that LIPA connects and this connections is not unique connection of terminal, and subsequently because terminal mobile, Home eNodeB need be initiated switching.If this moment, target BS was a macro base station, core network control node SGSN will judge LIPA and connect and can not keep.LIPA connection processing process as shown in Figure 8 under this scene.
Step S801, Home eNodeB sends first message to equipment of the core network SGSN, comprising the correlated identities of target BS such as cell ID etc.;
Step S802, SGSN according to first message as can be known Target cell be macro base station, therefore judge that LIPA connects can not keep;
Step S803, SGSN connects to discharge LIPA according to existing procedure initiation packet data protocol content PDP Context dispose procedure;
Step S804, SGSN returned to Home eNodeB and carries second message that inserts successful information after the LIPA connection discharged and finishes;
Step S805, Home eNodeB initiates to switch according to existing process, and this switches to S1 and switches.
Embodiment 3
Be that with embodiment 1 difference switching target small area is that terminal not have the home base station cells of contracting, and do not have X2 interface between the source, Target cell.This moment is as follows as the operation of the equipment of the core network of core network control node:
1) receives first message,, will carry out basic access control process because Target cell is a home base station cells;
2) the target home base station cells because terminal is contracted, basic access control failure, core network control node returns second message of carrying access failure information to the source Home eNodeB.The source Home eNodeB is operated according to prior art after receiving above-mentioned second message, as select other Target cell for terminal.
Embodiment 4
In the LTE system, terminal has activated the LIPA connection in the one family base station cell, subsequently because switching need be initiated in the mobile household base station of terminal.If this moment, the target home base station cells was the home base station cells of terminal unit contractual, but be connected to different local gateways with the source Home eNodeB.Core network control node MME will judge LIPA and connect and can not keep.LIPA connection processing process comprises as shown in Figure 9 under this scene:
Step S901, the source Home eNodeB sends first message to MME, wherein comprises cell ID, Base Station Identification, closed subscriber group identity of target Home eNodeB etc.;
Step S902, MME can judge that according to the information of CAMEL-Subscription-Information, local gateway relevant information and the previous step acquisition of UE the LIPA connection can not continue maintenance when target BS switches, deterministic process is as follows:
A) MME carries out the basic access control of Home eNodeB, because the target BS closed subscriber group identity is signatory, and basic access control success;
When b) MME determined that the satisfied local network access control that is linked into the request access of UE requires, MME judged whether target BS is connected to same local gateway with source base station.According to the Base Station Identification in first message, cell ID, and the local gateway that has been configured of MME and corresponding femtocell information thereof, MME can know that target BS and source base station are connected to different local gateways.
Step S903, MME initiate LIPA and connect release.
Step S904, MME return to the source Home eNodeB and carry second message that inserts successful information;
Step S905, the source Home eNodeB begins to switch associative operation according to existing process.
The embodiment of the invention also provides a kind of equipment of the core network that local IP inserts the LIPA connection of handling, as shown in figure 10, comprise: Indication message receiving element 101 is used for that the reception sources Home eNodeB determines that UE need switch and when having activated LIPA and connecting, the Indication message that is sent; Insert successful indicating member 102, be used for subscription data and local gateway relevant information according to described Indication message, UE, when determining that UE can realize switching under the situation that keeps LIPA to connect, return the access success message to the source Home eNodeB, indicate described source Home eNodeB to begin to carry out the switching associative operation of described UE.
Preferably, when the successful indicating member 102 of described access specifically was used for determining to satisfy simultaneously following condition, determine that UE can realize switching under the situation that keeps LIPA to connect: the target BS of switching was a Home eNodeB; UE satisfies the access control requirement that is linked into described target BS; UE satisfies the access control requirement of the local network that is linked into the request access; Target BS is for to be connected to same local gateway with the source Home eNodeB.
Preferably, equipment of the core network is applied to the LTE system, be applied to the structure chart of LTE system for the present embodiment equipment of the core network as Figure 10, also comprise: the first attachment removal unit 103, be used for according to described Indication message, when determining that target BS is macro base station, judge the LIPA of UE connects whether be last IP connection, if then initiate the attachment removal process of UE; First connects release and indicating member 104, be used for judgement according to the first attachment removal unit, the LIPA connection of determining UE is not that last IP connects, initiate LIPA and connect the LIPA connection that dispose procedure discharges UE, return the access success message to the source Home eNodeB after discharging successfully, indicate described source Home eNodeB to begin to carry out the switching associative operation of described UE.Described equipment of the core network can also be applied to the UMTS system, also comprise: second connects release and indicating member, be used for according to described Indication message, when determining that target BS is macro base station, then initiate LIPA and connect the LIPA connection that dispose procedure discharges UE, return the access success message to the source Home eNodeB after discharging successfully, indicate described source Home eNodeB to begin to carry out the switching associative operation of UE.
Preferably, equipment of the core network also comprises: access failure indicating member 105, be used for according to described Indication message, when determining that target BS is Home eNodeB, but when the satisfied access control that is linked into target BS of UE requires, return the access failure message that indication UE can not insert target BS to the source Home eNodeB.
Preferably, equipment of the core network is applied to the LTE system, also comprise: the second attachment removal unit 106, be used for according to described Indication message, determine that target BS is a Home eNodeB, UE satisfies the access control requirement that is linked into described target BS, the access control of the local network that is linked into the request access requires or/and described target BS is when being connected to different local gateway with the source Home eNodeB but UE does not satisfy, the LIPA that judges UE connects whether be last IP connection, if then initiate the attachment removal process of UE; The 3rd connects release and indicating member 107, be used for judgement according to the second attachment removal unit, the LIPA that determines UE connects when not being last IP connection, initiate LIPA and connect the LIPA connection that dispose procedure discharges UE, return the access success message to the source Home eNodeB after discharging successfully, indicate described source Home eNodeB to begin to carry out the switching associative operation of described UE.Described equipment of the core network can also be applied to the UMTS system, also comprise: the 4th connects release and indicating member, according to described Indication message, determine that target BS is a Home eNodeB, UE satisfies the access control requirement that is linked into described target BS, the access control of the local network that is linked into the request access requires or/and described target BS is when being connected to different local gateway with the source Home eNodeB but UE does not satisfy, initiate LIPA and connect the LIPA connection that dispose procedure discharges UE, return the access success message to the source Home eNodeB after discharging successfully, indicate described source Home eNodeB to begin to carry out the switching associative operation of UE.
Preferably, comprise the Target cell and/or the target BS information of switching in the described Indication message, when described target BS was Home eNodeB, described Indication message also comprised the closed subscriber group identity and the access module of target BS; The successful indicating member of described access, the first attachment removal unit, second connect release and indicating member, access failure indicating member, the second attachment removal unit and the 4th connects release and indicating member specifically is used for determining according to the Target cell and/or the target BS information of described switching whether the target BS that switches is Home eNodeB; The successful indicating member of described access, access failure indicating member, the second attachment removal unit and the 4th connection release and indicating member specifically are used for closed subscriber group identity and the access module according to target BS, determine in conjunction with the subscription data of UE whether UE satisfies the access control requirement that the access control that is linked into described target BS required and be linked into the local network of request access.
Present embodiment also provides a kind of Home eNodeB, comprising: the Indication message transmitting element is used for determining that UE need switch and when having activated LIPA and connecting, sends Indication message to equipment of the core network; Switch unit when being used to receive the access success message that described equipment of the core network returns, begins to carry out the switching associative operation of described UE.
Preferably, this Home eNodeB also comprises: the failure processing unit, when being used to receive the access failure message that described equipment of the core network returns, carry out respective handling according to the access failure reason.
Preferably, comprise the Target cell and/or the target BS information of switching in the Indication message that the Indication message transmitting element sends, when described target BS was Home eNodeB, described Indication message also comprised the closed subscriber group identity and the access module of target BS.
Those skilled in the art should understand that embodiments of the invention can be provided as method, system or computer program.Therefore, the present invention can adopt complete hardware embodiment, complete software implementation example or in conjunction with the form of the embodiment of software and hardware aspect.And the present invention can adopt the form that goes up the computer program of implementing in one or more computer-usable storage medium (including but not limited to magnetic disc store, CD-ROM, optical memory etc.) that wherein include computer usable program code.
The present invention is that reference is described according to the flow chart and/or the block diagram of method, equipment (system) and the computer program of the embodiment of the invention.Should understand can be by the flow process in each flow process in computer program instructions realization flow figure and/or the block diagram and/or square frame and flow chart and/or the block diagram and/or the combination of square frame.Can provide these computer program instructions to the processor of all-purpose computer, special-purpose computer, Embedded Processor or other programmable data processing device to produce a machine, make the instruction of carrying out by the processor of computer or other programmable data processing device produce to be used for the device of the function that is implemented in flow process of flow chart or a plurality of flow process and/or square frame of block diagram or a plurality of square frame appointments.
These computer program instructions also can be stored in energy vectoring computer or the computer-readable memory of other programmable data processing device with ad hoc fashion work, make the instruction that is stored in this computer-readable memory produce the manufacture that comprises command device, this command device is implemented in the function of appointment in flow process of flow chart or a plurality of flow process and/or square frame of block diagram or a plurality of square frame.
These computer program instructions also can be loaded on computer or other programmable data processing device, make on computer or other programmable devices and to carry out the sequence of operations step producing computer implemented processing, thereby the instruction of carrying out on computer or other programmable devices is provided for being implemented in the step of the function of appointment in flow process of flow chart or a plurality of flow process and/or square frame of block diagram or a plurality of square frame.
Although described the preferred embodiments of the present invention, in a single day those skilled in the art get the basic creative notion of cicada, then can make other change and modification to these embodiment.So claims are intended to all changes and the modification that are interpreted as comprising preferred embodiment and fall into the scope of the invention.
Obviously, those skilled in the art can carry out various changes and modification to the present invention and not break away from the spirit and scope of the present invention.Like this, if of the present invention these are revised and modification belongs within the scope of claim of the present invention and equivalent technologies thereof, then the present invention also is intended to comprise these changes and modification interior.
Claims (23)
1. an equipment of the core network is handled local IP and is inserted the method that LIPA connects, and it is characterized in that, comprising:
The reception sources Home eNodeB determines that UE need switch and when having activated LIPA and connecting, the Indication message that is sent;
Subscription data and local gateway relevant information according to described Indication message, UE, when determining that UE can realize switching under the situation that keeps LIPA to connect, return the access success message to the source Home eNodeB, indicate described source Home eNodeB to begin to carry out the switching associative operation of described UE.
2. the method for claim 1 is characterized in that, and is described when determining to satisfy simultaneously following condition, determines that UE can realize switching under the situation that keeps LIPA to connect:
The target BS that switches is a Home eNodeB;
UE satisfies the access control requirement that is linked into described target BS;
UE satisfies the access control requirement of the local network that is linked into the request access;
Described target BS is for to be connected to same local gateway with the source Home eNodeB.
3. the method for claim 1 is characterized in that, this method is applied to the LTE system, also comprises:
According to described Indication message, when determining that target BS is macro base station, whether the LIPA connection of judging UE is for last IP connects, if then initiate the attachment removal process of UE;
If not, then initiate LIPA and connect the LIPA connection that dispose procedure discharges UE, discharge successfully and then return the access success message, indicate described source Home eNodeB to begin to carry out the switching associative operation of UE to the source Home eNodeB.
4. the method for claim 1 is characterized in that, this method is applied to the UMTS system, also comprises:
According to described Indication message, when determining that target BS is macro base station, then initiate LIPA and connect the LIPA connection that dispose procedure discharges UE, discharge successfully and then return the access success message, indicate described source Home eNodeB to begin to carry out the switching associative operation of UE to the source Home eNodeB.
5. the method for claim 1 is characterized in that, also comprises:
According to described Indication message, when determining that target BS is Home eNodeB, but UE does not satisfy the access control be linked into described target BS when requiring, and returns the access failure message that indication UE can not insert target BS to the source Home eNodeB.
6. the method for claim 1 is characterized in that, this method is applied to the LTE system, also comprises:
According to described Indication message, determine that target BS is a Home eNodeB, UE satisfies the access control requirement that is linked into described target BS, the access control of the local network that is linked into the request access requires or/and described target BS is when being connected to different local gateway with the source Home eNodeB but UE does not satisfy, the LIPA that judges UE connects whether be last IP connection, if then initiate the attachment removal process of UE;
If not, then initiate LIPA and connect the LIPA connection that dispose procedure discharges UE, discharge successfully and then return the access success message, indicate described source Home eNodeB to begin to carry out the switching associative operation of UE to the source Home eNodeB.
7. the method for claim 1 is characterized in that, this method is applied to the UMTS system, also comprises:
According to described Indication message, determine that target BS is a Home eNodeB, UE satisfies the access control requirement that is linked into described target BS, the access control of the local network that is linked into the request access requires or/and described target BS is when being connected to different local gateway with the source Home eNodeB but UE does not satisfy, initiate LIPA and connect the LIPA connection that dispose procedure discharges UE, return the access success message to the source Home eNodeB after discharging successfully, indicate described source Home eNodeB to begin to carry out the switching associative operation of UE.
8. as the arbitrary described method of claim 2～7, it is characterized in that, the Target cell and/or the target BS information that comprise switching in the described Indication message, when described target BS was Home eNodeB, described Indication message also comprised the closed subscriber group identity and the access module of target BS;
Described equipment of the core network determines according to the Target cell and/or the target BS information of described switching whether the target BS that switches is Home eNodeB;
When determining that target BS is Home eNodeB, according to the closed subscriber group identity and the access module of target BS, determine in conjunction with the subscription data of UE whether UE satisfies the access control requirement that the access control that is linked into described target BS required and be linked into the local network of request access.
9. the method for claim 1, it is characterized in that, described local gateway relevant information comprises the femtocell information that local gateway connects, the local gateway information that described local gateway relevant information configured in advance connects on described equipment of the core network or by the different home base station report acquisition.
10. a Home eNodeB is handled local IP and is inserted the method that LIPA connects, and it is characterized in that, comprising:
Determine that UE need switch and when having activated LIPA and connecting, send Indication message to equipment of the core network;
When receiving the access success message that described equipment of the core network returns, begin to carry out the switching associative operation of described UE.
11. method as claimed in claim 10 is characterized in that, also comprises:
When receiving the access failure message that described equipment of the core network returns, carry out respective handling according to the access failure reason.
12. as claim 10 or 11 described methods, it is characterized in that, the Target cell and/or the target BS information that comprise switching in the described Indication message, when described target BS was Home eNodeB, described Indication message also comprised the closed subscriber group identity and the access module of target BS.
13. handle local IP and insert the equipment of the core network that LIPA connects for one kind, it is characterized in that, comprising:
The Indication message receiving element is used for that the reception sources Home eNodeB determines that UE need switch and when having activated LIPA and connecting, the Indication message that is sent;
Insert successful indicating member, be used for subscription data and local gateway relevant information according to described Indication message, UE, when determining that UE can realize switching under the situation that keeps LIPA to connect, return the access success message to the source Home eNodeB, indicate described source Home eNodeB to begin to carry out the switching associative operation of UE.
14. equipment of the core network as claimed in claim 13, it is characterized in that, when the successful indicating member of described access specifically was used for determining to satisfy simultaneously following condition, determine that UE can realize switching under the situation that keeps LIPA to connect: the target BS of switching was a Home eNodeB; UE satisfies the access control requirement that is linked into described target BS; UE satisfies the access control requirement of the local network that is linked into the request access; Target BS is for to be connected to same local gateway with the source Home eNodeB.
15. equipment of the core network as claimed in claim 13 is characterized in that, described equipment of the core network is applied to the LTE system, also comprises:
The first attachment removal unit is used for according to described Indication message, and when determining that target BS is macro base station, whether the LIPA connection of judging UE is for last IP connects, if then initiate the attachment removal process of UE;
First connects release and indicating member, be used for judgement according to the first attachment removal unit, the LIPA connection of determining UE is not that last IP connects, initiate LIPA and connect the LIPA connection that dispose procedure discharges UE, return the access success message to the source Home eNodeB after discharging successfully, indicate described source Home eNodeB to begin to carry out the switching associative operation of described UE.
16. equipment of the core network as claimed in claim 13 is characterized in that, described equipment of the core network is applied to the UMTS system, also comprises:
Second connects release and indicating member, be used for according to described Indication message, when determining that target BS is macro base station, then initiate LIPA and connect the LIPA connection that dispose procedure discharges UE, return the access success message to the source Home eNodeB after discharging successfully, indicate described source Home eNodeB to begin to carry out the switching associative operation of UE.
17. equipment of the core network as claimed in claim 13 is characterized in that, also comprises:
The access failure indicating member, be used for according to described Indication message, when determining that target BS is Home eNodeB, but UE does not satisfy the access control be linked into described target BS when requiring, and returns the access failure message that indication UE can not insert target BS to the source Home eNodeB.
18. equipment of the core network as claimed in claim 13 is characterized in that, described equipment of the core network is applied to the LTE system, also comprises:
The second attachment removal unit, be used for according to Indication message, determine that target BS is a Home eNodeB, UE satisfies the access control requirement that is linked into described target BS, the access control of the local network that is linked into the request access requires or/and target BS is when being connected to different local gateway with the source Home eNodeB but UE does not satisfy, whether the LIPA connection of judging UE is for last IP connects, if then initiate the attachment removal process of UE;
The 3rd connects release and indicating member, be used for judgement according to the second attachment removal unit, the LIPA that determines UE connects when not being last IP connection, initiate LIPA and connect the LIPA connection that dispose procedure discharges UE, return the access success message to the source Home eNodeB after discharging successfully, indicate described source Home eNodeB to begin to carry out the switching associative operation of described UE.
19. equipment of the core network as claimed in claim 13 is characterized in that, described equipment of the core network is applied to the UMTS system, also comprises:
The 4th connects release and indicating member, according to described Indication message, determine that target BS is a Home eNodeB, UE satisfies the access control requirement that is linked into described target BS, the access control of the local network that is linked into the request access requires or/and described target BS is when being connected to different local gateway with the source Home eNodeB but UE does not satisfy, initiate LIPA and connect the LIPA connection that dispose procedure discharges UE, return the access success message to the source Home eNodeB after discharging successfully, indicate described source Home eNodeB to begin to carry out the switching associative operation of UE.
20. as the arbitrary described equipment of the core network of claim 14～19, it is characterized in that, the Target cell and/or the target BS information that comprise switching in the described Indication message, when described target BS was Home eNodeB, described Indication message also comprised the closed subscriber group identity and the access module of target BS;
The successful indicating member of described access, the first attachment removal unit, second connect release and indicating member, access failure indicating member, the second attachment removal unit and the 4th connects release and indicating member specifically is used for determining according to the Target cell and/or the target BS information of described switching whether the target BS that switches is Home eNodeB;
The successful indicating member of described access, access failure indicating member, the second attachment removal unit and the 4th connection release and indicating member specifically are used for closed subscriber group identity and the access module according to target BS, determine in conjunction with the subscription data of UE whether UE satisfies the access control requirement that the access control that is linked into described target BS required and be linked into the local network of request access.
21. a Home eNodeB is characterized in that, comprising:
The Indication message transmitting element is used for determining that UE need switch and when having activated LIPA and connecting, sends Indication message to equipment of the core network;
Switch unit when being used to receive the access success message that described equipment of the core network returns, begins to carry out the switching associative operation of described UE.
22. Home eNodeB as claimed in claim 21 is characterized in that, also comprises:
The failure processing unit when being used to receive the access failure message that described equipment of the core network returns, carries out respective handling according to the access failure reason.
23. as claim 21 or 22 described Home eNodeB, it is characterized in that, the Target cell and/or the target BS information that comprise switching in the Indication message that the Indication message transmitting element sends, when described target BS was Home eNodeB, described Indication message also comprised the closed subscriber group identity and the access module of target BS.
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| PCT/CN2012/070291 WO2012095014A1 (en) | 2011-01-14 | 2012-01-12 | Core network device and home base station, and method thereof for processing lipa connection |
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| WO2013064069A1 (en) * | 2011-10-31 | 2013-05-10 | 华为技术有限公司 | Bearer switching method, home nodeb gateway and home nodeb |
| CN103096401A (en) * | 2011-10-31 | 2013-05-08 | 华为技术有限公司 | Method of bearing switching, gateway of home node base station and home node base station |
| CN104186023A (en) * | 2012-03-30 | 2014-12-03 | 交互数字专利控股公司 | Local internet protocol access (lipa) extensions to enable local content sharing |
| WO2014071808A1 (en) * | 2012-11-08 | 2014-05-15 | 中兴通讯股份有限公司 | Network connection reactivation instruction and processing method, and core network device |
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| WO2016058384A1 (en) * | 2014-10-16 | 2016-04-21 | 中兴通讯股份有限公司 | Bearer processing method and device |
| CN110035451A (en) * | 2018-01-11 | 2019-07-19 | 惠州Tcl移动通信有限公司 | Communication handover method and communication switching device |
| CN110035451B (en) * | 2018-01-11 | 2020-08-28 | 惠州Tcl移动通信有限公司 | Communication switching method and communication switching device |
| CN111903153A (en) * | 2019-02-03 | 2020-11-06 | Oppo广东移动通信有限公司 | Service processing method, device, chip and computer program |
| CN111903153B (en) * | 2019-02-03 | 2022-03-08 | Oppo广东移动通信有限公司 | Service processing method, device, chip and computer program |
| US12004017B2 (en) | 2021-07-30 | 2024-06-04 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Service processing method and apparatus, chip, and computer program |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2012095014A1 (en) | 2012-07-19 |
| CN102076036B (en) | 2013-04-24 |
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