CN103582124B - Method, system and the equipment that a kind of business is set up - Google Patents

Abstract

The present embodiments relate to wireless communication technology field, method, system and the equipment set up particularly to a kind of business, in order to solve present in prior art in the network architecture of E UTRAN, when UE initiates service call or network side paging, the problem that the number of times that mobility problem occurs is relatively more.The method of the embodiment of the present invention includes: subscriber equipment, after initiating service call or receiving the paging of network side, determines that setting up RRC on macro base station connects；Whole DRB of chain of command are maintained at macro base station, part or all of layer corresponding for the part or all of DRB in user face is switched at least one home base stations.The number of times of the mobility problem appearance such as the embodiment of the present invention reduces in the network architecture of E UTRAN, and UE initiates service call or during certain UE of network side paging, the synchronization failure of RRC disconnecting, switching information drop-out or UE to target access.

Description

Method, system and the equipment that a kind of business is set up

Technical field

The present invention relates to wireless communication technology field, method, system and the equipment set up particularly to a kind of business.

Background technology

As shown in Figure 1A, E-UTRAN (Evolved Universal Terrestrial Radio Access Network, the universal land radio access web of evolution) network architecture schematic diagram in, E-UTRAN is by eNB (evolution base station) group Become.

S1-MME interface is used between MME (Mobility Management Entity, Mobility Management Entity) and eNB It is connected；ENB completes access network function, passes through idle port communication with UE (subscriber equipment).The UE being attached to network for each, has One MME provides service for it, and this MME is referred to as the service MME of UE.S1-MME interface provides chain of command service for UE, including Mobile management and DRB manage function.

S-GW (Serving GW, gateway) is connected with using S1-U interface between eNB, is attached to net for each The UE of network, has a S-GW to provide service for it, and this S-GW is referred to as the service S-GW of UE.S1-U interface provides user face clothes for UE Business, the user face data of UE passes through S1-U GTP (GTP, GPRS Tunneling Protocol, GPRS Tunnel Protocol；GPRS, General Packet Radio Service, GPRS (general packet radio service)) DRB transmits between S-GW and eNB.

User face protocol stack between UE and network as shown in Figure 1B, as shown in Figure 1 C, assist chain of command protocol stack by user face View includes PDCP (Packet Data Convergence Protocol, packet data polymerized agreement), RLC (Radio Link Control, wireless spread-spectrum technology), MAC (Medium Access Control, medium education) and PHY (physical layer)；Control Face processed agreement includes RRC (Radio Resource Control, wireless heterogeneous networks) and NAS (Non-Access Stratum, Non-Access Stratum), wherein, rrc layer message needs the process through user plane protocol layer, then is transmitted eating dishes without rice or wine； NAS layer message is eating dishes without rice or wine to be encapsulated in transmission in RRC information；At S1-MME interface, S1 connection is transmitted.

In existing LTE/LTE-A network, the RRC/PDCP/RLC/MAC/PHY peer layer of UE is all located at same eNB In, the NAS layer peer layer of UE is positioned at and establishes the MME that the S1 for this UE is connected with above-mentioned eNB.

In existing heterogeneous network, as in figure 2 it is shown, Macro cell (macrocell) provides basis to cover, it is operated in existing There is LTE (Long Term Evolution, Long Term Evolution) cellular band, and Local cell (home cell) provides focus to cover Lid, can be operated in 3GHz with super band, uses high-speed link (wire/wireless) phase between Local Cell and Macro Cell Even, when UE moves in Macro cell coverage, cutting between Macro cell and Local cell may constantly be performed Change operation.

When UE initiates service call or certain UE of network side paging, the UE residing in Macro Cell can be at Macro Setting up RRC on Cell to connect and all service bearers, result certainly will cause network load to increase, and if now UE is just at certain Under the covering of one Local Cell, network side will trigger the switching from Macro cell to Local cell subsequently, for passing The X2 handoff procedure of system, then there may be RRC disconnecting and switching information drop-out or the UE synchronization mistake to target access The mobility problem such as lose.

In sum, in the network architecture of current E-UTRAN, when UE initiates service call or certain UE of network side paging, RRC (Radio Resource Control, wireless heterogeneous networks) disconnecting, switching information drop-out or UE are to target access The number of times that occurs of the mobility problem such as synchronization failure the most.

Summary of the invention

The embodiment of the present invention provides method, system and the equipment that a kind of business is set up, in order to solve existence in prior art E-UTRAN the network architecture in, UE initiates service call or during certain UE of network side paging, RRC disconnecting, switching message Lose or number of times that UE occurs to the mobility problem such as synchronization failure of target access relatively more than problem.

The method that a kind of business that the embodiment of the present invention provides is set up, including:

Subscriber equipment, after initiating service call or receiving the paging of network side, determines and sets up wireless money on macro base station Source controls RRC and connects；

Described subscriber equipment is receiving after the RRC reconfiguration message of macro base station, by wireless for the total data of chain of command Carrying SRB is maintained at macro base station, by packet data polymerized agreement PDCP layer corresponding for the total data radio bearer DRB in user face It is maintained at macro base station, and other layers in addition to PDCP layer corresponding for the part or all of DRB in user face are switched at least one On individual home base stations, or the part or all of DRB in user face is switched at least one home base stations.

The method that the another kind of business that the embodiment of the present invention provides is set up, including:

Macro base station is being initiated after service call or network side carry out paging to described subscriber equipment at subscriber equipment, determine by The radio resource control RRC connection establishment of described subscriber equipment is on described macro base station；

Described macro base station sends RRC reconfiguration message to described subscriber equipment, is used for indicating described subscriber equipment to control The total data radio bearer SRB in face is maintained at macro base station, by packet count corresponding for the total data radio bearer DRB in user face It is maintained at macro base station according to aggregation protocol PDCP layer, and by corresponding for the part or all of DRB in user face its in addition to PDCP layer His layer is switched at least one home base stations, or the part or all of DRB in user face is switched at least one home base stations On.

The method that another business that the embodiment of the present invention provides is set up, including:

Request message is set up in the carrying for subscriber equipment that home base stations receives from macro base station；

Described home base stations receive user face part or all of Data Radio Bearer DRB corresponding except packet data polymerized Other layers outside agreement PDCP layer；

Wherein, request message is set up in described carrying is that macro base station is initiating service call or network side to institute at subscriber equipment State what subscriber equipment carried out sending after paging, and the radio resource control RRC connection establishment of described subscriber equipment is at described grand base On standing.

The subscriber equipment that a kind of business that the embodiment of the present invention provides is set up, including:

First determines module, for, after initiating service call or receiving the paging of network side, determining on macro base station Set up radio resource control RRC to connect；

First processing module, for receiving after the RRC reconfiguration message of macro base station, by whole numbers of chain of command It is maintained at macro base station, by packet data polymerized agreement corresponding for the total data radio bearer DRB in user face according to radio bearer SRB PDCP layer is maintained at macro base station, and is switched to by other layers in addition to PDCP layer corresponding for the part or all of DRB in user face On at least one home base stations, or the part or all of DRB in user face is switched at least one home base stations.

The macro base station that a kind of business that the embodiment of the present invention provides is set up, including:

Second determines module, for seeking described subscriber equipment at initiation service call or network side at subscriber equipment After exhaling, determine in the radio resource control RRC connection establishment of described subscriber equipment to described macro base station；

Second processing module, for sending RRC reconfiguration message to described subscriber equipment, is used for indicating described subscriber equipment The total data radio bearer SRB of chain of command is maintained at macro base station, by corresponding for the total data radio bearer DRB in user face Packet data polymerized agreement PDCP layer is maintained at macro base station, and by corresponding for the part or all of DRB in user face except PDCP layer it Other outer layers are switched at least one home base stations, or the part or all of DRB in user face are switched at least one originally On base station, ground.

The home base stations that a kind of business that the embodiment of the present invention provides is set up, including:

Receiver module, sets up request message for receiving the carrying for subscriber equipment from macro base station；

3rd processing module, for receive the part or all of Data Radio Bearer DRB in user face corresponding except packet count According to other layers outside aggregation protocol PDCP layer；

Wherein, request message is set up in described carrying is that macro base station is initiating service call or network side to institute at subscriber equipment State what subscriber equipment carried out sending after paging, and the radio resource control RRC connection establishment of described subscriber equipment is at described grand base On standing.

The system that a kind of business that the embodiment of the present invention provides is set up, including:

Macro base station, is used at subscriber equipment after initiation service call or network side carry out paging to described subscriber equipment, Determine in the radio resource control RRC connection establishment of described subscriber equipment to described macro base station, send to described subscriber equipment RRC reconfiguration message,

Subscriber equipment, for after initiating service call or receiving the paging of network side, determines and sets up on macro base station RRC connects, and is receiving after the RRC reconfiguration message of macro base station, is kept by the total data radio bearer SRB of chain of command At macro base station, packet data polymerized agreement PDCP layer corresponding for the total data radio bearer DRB in user face is maintained at grand base Stand, and other layers in addition to PDCP layer corresponding for the part or all of DRB in user face are switched at least one home base stations On, or the part or all of DRB in user face is switched at least one home base stations.

The embodiment of the present invention is being initiated after service call or network side carry out paging to described subscriber equipment at subscriber equipment, Determine in the RRC connection establishment of described subscriber equipment to described macro base station, whole SRB of chain of command be maintained at macro base station, The PDCP layer corresponding for whole DRB in user face is maintained at macro base station, and by corresponding the removing of part or all of DRB in user face Other layers outside PDCP layer are switched at least one home base stations, or the part or all of DRB in user face is switched to On a few home base stations, thus reduce in the network architecture of E-UTRAN, UE initiate service call or network side paging certain During UE, it is secondary that the mobility problem such as synchronization failure of RRC disconnecting, switching information drop-out or UE to target access occurs Number；

Further mitigate the load of macrocell, improve whole network side handling capacity.

Accompanying drawing explanation

Figure 1A is in the network architecture schematic diagram of E-UTRAN in background technology；

Figure 1B is the user face protocol stack schematic diagram in background technology between UE and network；

Fig. 1 C is the chain of command protocol stack schematic diagram in background technology between UE and network；

Fig. 2 is hierarchical network deployment scenario schematic diagram in background technology；

Fig. 3 is the schematic diagram that embodiment of the present invention user face separates with chain of command；

Fig. 4 is the user face protocol stack schematic diagram between embodiment of the present invention UE and network；

Fig. 5 is the chain of command protocol stack schematic diagram between embodiment of the present invention UE and network；

Fig. 6 is the system structure schematic diagram that embodiment of the present invention business is set up；

Fig. 7 is the structural representation of subscriber equipment in the system that embodiment of the present invention business is set up；

Fig. 8 is the structural representation of macro base station in the system that embodiment of the present invention business is set up；

Fig. 9 is the structural representation of home base stations in the system that embodiment of the present invention business is set up；

Figure 10 is the method flow schematic diagram that embodiment of the present invention subscriber equipment carries out business foundation；

Figure 11 is the method flow schematic diagram that embodiment of the present invention macro base station carries out business foundation；

Figure 12 is the method flow schematic diagram that embodiment of the present invention home base stations carries out business foundation；

Figure 13 be the embodiment of the present invention the first carry out the method flow schematic diagram of business foundation；

Figure 14 is the method flow schematic diagram that embodiment of the present invention the second carries out business foundation；

Figure 15 be the embodiment of the present invention the third carry out the method flow schematic diagram of business foundation；

Figure 16 is the method flow schematic diagram that the embodiment of the present invention the 4th kind carries out business foundation；

Figure 17 is the method flow schematic diagram that the embodiment of the present invention the 5th kind carries out business foundation；

Figure 18 is the nodal function that separates with chain of command of embodiment of the present invention user face and interface diagram；

Figure 19 is embodiment of the present invention user face protocol stack schematic diagram.

Detailed description of the invention

The embodiment of the present invention, determines at subscriber equipment after initiation service call or network side carry out paging to subscriber equipment By in the RRC connection establishment of subscriber equipment to macro base station, whole SRB of chain of command are maintained at macro base station, complete by user face PDCP layer corresponding for portion DRB is maintained at macro base station, and by corresponding for the part or all of DRB in user face its in addition to PDCP layer His layer is switched at least one home base stations, or the part or all of DRB in user face is switched at least one home base stations On, thus reduce in the network architecture of E-UTRAN, when UE initiates service call or certain UE of network side paging, during RRC connects Disconnected, switching information drop-out or UE are to the number of times of the mobility problem appearance such as synchronization failure of target access；Further mitigate The load of macrocell, improves whole network side handling capacity.

Wherein, the macro base station of the embodiment of the present invention is LTE macro base station；The home base stations of the embodiment of the present invention is LTE Pico eNB (micro-base station) or Home eNB (Home eNodeB) or Relay (relaying) equipment etc..

It is preferred that in force, during access point switching, the PDCP of all DRB stills remain in Macro eNB, does not occurs Change；During access point switching, the safe key of UE does not send change in change process；Separate with chain of command needs in user face Time, the MAC entity for target access is configured to only process the mould of all or part DRB by UE and target Local eNB Formula, corresponding PHY is also arranged to only process DRB related data.

In order to reduce the frequency that UE switches between Macro eNB community and Local eNB community, a kind of user face The network design mode separated with chain of command is introduced into.As it is shown on figure 3, in this mode, when UE is in only Macro eNB community The region covered, the chain of command of UE connects and user face is all connected to Macro eNB；When UE move to Macro eNB community and When Local eNB community is overlapping covered, UE user face carries in whole or in part and is transferred to Local eNB, to obtain Higher service transmission rate；Chain of command connection stills remain in Macro eNB, causes to prevent chain of command from connecting handoff failure UE call drop.

In the case of UE user face separates with chain of command, UE is simultaneously connected to two or more eNB.UE simultaneously with Macro with Local eNB is connected, and obtains chain of command respectively and user face connects.

The part carrying in the user face of UE separates with chain of command.Such as: be used for carrying voice etc. sensitive to the break period, right The user plane bearer of the business that bandwidth demand is little maintains Macro eNB；Insensitive to interrupting time delay for carrying online etc., right The user plane bearer of the business that bandwidth demand is big maintains Local eNB.

In the case of user face separates with chain of command, the protocol stack between UE and network is as shown in Figure 4 and Figure 5.The user of UE Face eNB (Local eNB) provides user plane data transfer function for UE, its not reciprocity with UE rrc layer, it is impossible to carry out UE RRC controls；The chain of command eNB (Macro eNB) of UE provides chain of command message transfer function for UE, in order to realize RRC information Carrying and process, chain of command eNB need possess and UE equity user face protocol stack；Owing to NAS message needs by RRC information Carrying, so, the chain of command eNB of service MME with UE of UE is connected.

Strengthen as one, there may be part RRC function between UE and user face eNB, as UE can read user face The broadcast point-to-multipoint RRC information of multiple UE (eNB be transferred to) that eNB sends.

For the framework supporting above-mentioned user face to separate with chain of command, the present invention uses corresponding user face nodes to cut Change method.

Below in conjunction with Figure of description, the embodiment of the present invention is described in further detail.

In following declarative procedure, first implement to illustrate from the cooperation of network side and user equipment side, finally distinguish Illustrate from the enforcement of network side with user equipment side, but this does not imply that the two must coordinate enforcement, it practice, work as net When network side and user equipment side are performed separately, also solve respectively in the problem existing for network side, user equipment side, simply two When person is used in combination, superior technique effect can be obtained.

As shown in Figure 6, the system that embodiment of the present invention business is set up includes: macro base station 10 and subscriber equipment 20.

Macro base station 10, for carrying out paging at initiation service call or network side to subscriber equipment 20 at subscriber equipment 20 After, determine in the RRC connection establishment of subscriber equipment to macro base station, send RRC reconfiguration message to subscriber equipment 20；

Subscriber equipment 20, for, after initiating service call or receiving the paging of network side, determining on macro base station 10 Set up RRC to connect, receiving after the RRC reconfiguration message of macro base station 10, whole SRB of chain of command are maintained at grand base Stand, the PDCP layer corresponding for whole DRB in user face is maintained at macro base station, and by corresponding for the part or all of DRB in user face Other layers in addition to PDCP layer are switched at least one home base stations, or are switched to by the part or all of DRB in user face On at least one home base stations.

Wherein, if the PDCP layer corresponding for whole DRB in user face is maintained at macro base station by subscriber equipment 20, and by user face Other layers in addition to PDCP layer corresponding for part or all of DRB be switched at least one home base stations, macro base station 10 exists During configuration parameter, the only parameter of configuration other layers in addition to PDCP layer；

Whole DRB in user face are maintained at macro base station by subscriber equipment 20, and macro base station 10, when configuration parameter, configures DRB The parameter of all layers.

It is preferred that macro base station 10 is before subscriber equipment sends RRC reconfiguration message, to needing to receive the DRB in user face Home base stations send comprise needs switching each user face DRB QOS information carrying set up ask message；

Accordingly, the system of the embodiment of the present invention also includes at least one home base stations 30.

Home base stations 30, sets up request message for receiving the carrying for subscriber equipment from macro base station 10, receives Other layers in addition to PDCP layer corresponding for part or all of Data Radio Bearer DRB in user face.

Concrete, home base stations 30 sets up each user face of the needs switching comprised in request message according to carrying The QOS information of DRB, other layers in addition to PDCP layer corresponding for DRB in the user face that configuration is received.

After home base stations 30 receives other layers in addition to PDCP layer corresponding for part or all of DRB in user face, also Carrying can be returned to macro base station 10 and set up request response；Accordingly, macro base station 10 is receiving from home base stations After request response is set up in carrying, send RRC reconfiguration message to subscriber equipment 20.

It is preferred that macro base station 10 can need to be controlled face by explicit notification subscriber equipment 20 in RRC reconfiguration message With user face lock out operation.

Explicit notification can use bit-wise, such as " 1 " to represent needs the face that is controlled and user face lock out operation, " 0 " represents needs the face that is controlled and user face lock out operation.

Subscriber equipment 20 is receiving after the RRC reconfiguration message of macro base station, with the user face receiving subscriber equipment 20 Home base stations carry out simultaneously operating, and after synchronizing successfully, return RRC to macro base station 10 reconfigure completion message.

Accordingly, macro base station 10 is after receiving and reconfiguring completion message from the RRC of subscriber equipment 20, for a this locality The DRB in the user face that base station can be received, PDCP entity corresponding for this DRB is mapped to that home base stations 30 configures this DRB pair On other layers answered.

In force, the DRB carrying that home base stations has been set up can also be carried out more by the embodiment of the present invention as required Newly, such as revising, increase, deletion etc., a point situation illustrates below,

Situation one, amendment.

Concrete, macro base station 10 is receiving the E-RAB amendment message for subscriber equipment 20 from core net, and local After the DRB carrying of the built vertical subscriber equipment 20 in base station 30, determine according to E-RAB amendment message and need the DRB carrying of amendment, Xiang Ben Base station 20, ground sends the bearing modification request message of the QOS information of the DRB carrying comprising needs amendment；

Accordingly, home base stations 30 is the holding of QOS information of the DRB carrying comprising needs amendment receiving macro base station 10 After carrying amendment request message, the configuration of the corresponding DRB of amendment, and return bearing modification response message to macro base station 10；

Macro base station 10 is receiving after the bearing modification response message of home base stations 30, sends RRC to subscriber equipment 20 Connect reconfiguration message, update the configuration of corresponding DRB for notifying user equipment 20；

Subscriber equipment 20 is according to the RRC reconfiguration message from macro base station received, the configuration of amendment correspondence DRB.

Situation two, increase.

Macro base station 10 sets up message, and macro base station 10 He from the E-RAB for subscriber equipment 20 of core net receiving After the initial context of the built vertical subscriber equipment 20 of home base stations 30, set up message according to E-RAB and determine that the DRB needing to increase holds Carrying, request message is set up in the carrying sending the QOS information comprising the DRB carrying that needs are set up to home base stations 30；

Accordingly, home base stations 30 is in the carrying of the QOS information comprising the DRB carrying that needs are set up receiving macro base station 10 After setting up request message, set up corresponding DRB carrying, and return bearing modification response message to macro base station 10；

Macro base station 10, after receiving and setting up response message from the carrying of home base stations 30, sends RRC to subscriber equipment 20 Connect reconfiguration message, update the configuration of corresponding DRB for notifying user equipment 20；

Subscriber equipment 20, according to the RRC reconfiguration message from macro base station received, sets up corresponding DRB carrying, such as Set up parameter configuration and the mapping relations of interlayer of each layer of PDCP/RLC/MAC/PHY.

Wherein, E-UTRAN Radio Access Bearer contains the interface between DRB and E-UTRAN and S-GW, and DRB refers exclusively to The Data Radio Bearer eated dishes without rice or wine.

Situation three, deletion part carrying.

Macro base station 10 is receiving the E-RAB deletion message for subscriber equipment 20 from core net, and macro base station 10 He After the initial context of the built vertical subscriber equipment of home base stations 30, delete message according to E-RAB and determine that the DRB needing to delete holds Carry, stand and send the deleting load-bearing request message of the QOS information comprising the DRB carrying that needs are deleted to home base stations；

Accordingly, home base stations 30 is receiving the QOS information comprising the DRB carrying that needs are deleted from macro base station 10 Deleting load-bearing request message after, delete corresponding DRB carrying, and return deleting load-bearing response message to macro base station 10；

Macro base station 10 is receiving after the deleting load-bearing response message of home base stations 30, sends RRC to subscriber equipment 20 Connect reconfiguration message, update the configuration of corresponding DRB for notifying user equipment；

Subscriber equipment 20, according to the RRC reconfiguration message from macro base station received, deletes corresponding DRB carrying.

Situation four, deletion all carryings.

Macro base station 10 is receiving the E-RAB deletion message for subscriber equipment 20 from core net, and needs release E-RAB is the last item E-RAB of home base stations 30, and macro base station 10 is safeguarded after having other E-RAB, sends to home base stations 30 Carrying release message, for notifying all carryings of home base stations 30 releasing user equipment, and states macro base station to subscriber equipment Send RRC and connect reconfiguration message, update the configuration of corresponding DRB for notifying user equipment；

Accordingly, home base stations 30 is receiving after the carrying release message of macro base station 10, deletes corresponding user and sets All carryings of standby 20；

Owing to transfer process completes, subscriber equipment 20 deletes old carrying, the resource that release is corresponding.

In force, the embodiment of the present invention can connect with the RRC of releasing user equipment.

Concrete, macro base station 10 disappears receiving to discharge from the customer equipment context for subscriber equipment 20 of core net After breath, send the carrying release message of the mark comprising the subscriber equipment needing free context, Yi Jihong to home base stations 30 Base station 10 sends RRC connection release message to subscriber equipment 20, and sends customer equipment context release response message to MME；

Accordingly, home base stations 30 is receiving the mark comprising the subscriber equipment needing free context from macro base station 10 After the carrying release message known, the context of releasing user equipment；

Subscriber equipment 20 discharges after receiving RRC connection release message and is connected with the RRC between macro base station 10；

MME is after receiving customer equipment context release response message, by the resource of the core net of releasing user equipment 10, I.e. deleting load-bearing order.

For above-mentioned situation, can connect with RRC in force and reconfiguration message is indicated by IE specifically revise, delete Remove or set up.

As it is shown in fig. 7, the subscriber equipment in the system of embodiment of the present invention business foundation includes: first determines module 700 With the first processing module 710.

First determines module 700, for, after initiating service call or receiving the paging of network side, determining at macro base station On set up RRC connect；

First processing module 710, for receiving after the RRC reconfiguration message of macro base station, whole by chain of command SRB is maintained at macro base station, and the PDCP layer corresponding for whole DRB in user face is maintained at macro base station, and by the part in user face or All the most corresponding for DRB other layers in addition to PDCP layer are switched at least one home base stations, or by the part in user face or All DRB is switched at least one home base stations.

It is preferred that the first processing module 710 is receiving after the RRC reconfiguration message of macro base station, enter with home base stations Row simultaneously operating, and reconfigure completion message to macro base station return RRC after synchronizing successfully.

It is preferred that the first processing module 710 is according to the RRC reconfiguration message from macro base station received, update corresponding DRB Configuration.

As shown in Figure 8, the macro base station in the system that embodiment of the present invention business is set up includes: second determines module 800 He Second processing module 810.

Second determines module 800, for seeking subscriber equipment at initiation service call or network side at subscriber equipment After exhaling, determine in the RRC connection establishment of subscriber equipment to macro base station；

Second processing module 810, for sending RRC reconfiguration message to subscriber equipment, is used for indicating subscriber equipment to control Whole SRB in face processed are maintained at macro base station, and the PDCP layer corresponding for whole DRB in user face is maintained at macro base station, and by user Other layers in addition to PDCP layer that the part or all of DRB in face is corresponding are switched at least one home base stations, or by user The part or all of DRB in face is switched at least one home base stations.

It is preferred that the second processing module 810 is before subscriber equipment sends RRC reconfiguration message, receive user to needs The carrying request of setting up of the QOS information that the home base stations of the DRB in face sends the DRB in each user face comprising needs switching disappears Breath.

It is preferred that the second processing module 810 is before subscriber equipment sends RRC reconfiguration message, receiving from this Request response is set up in the carrying of base station, ground.

It is preferred that the second processing module 810 is after subscriber equipment sends RRC reconfiguration message, receiving from user After the RRC of equipment reconfigures completion message, for the DRB in the user face that a home base stations can be received, by corresponding for this DRB PDCP entity is mapped on other corresponding for this DRB layers of home base stations configuration.

It is preferred that the second processing module 810 is after subscriber equipment sends RRC reconfiguration message, receiving from core After the E-RAB of net revises message, and the DRB carrying of the built vertical subscriber equipment of home base stations, determine need according to E-RAB amendment message DRB carrying to be revised；The bearing modification request of the QOS information sending the DRB carrying comprising needs amendment to home base stations disappears Breath.

It is preferred that the second processing module 810 is after home base stations sends bearing modification request message, receiving from this locality After the bearing modification response message of base station, send RRC to subscriber equipment and connect reconfiguration message, update for notifying user equipment The configuration of corresponding DRB.

It is preferred that the second processing module 810 is after subscriber equipment sends RRC reconfiguration message, receiving from core After the E-RAB of net sets up message, and the initial context of macro base station and the built vertical subscriber equipment of home base stations, build according to E-RAB Vertical message determines the DRB carrying needing to increase；Send to home base stations and comprise the holding of QOS information that the DRB that needs set up carries Carry and set up request message.

It is preferred that the second processing module 810 is after home base stations sends carrying foundation request message, receiving from this After response message is set up in the carrying of base station, ground, send RRC to subscriber equipment and connect reconfiguration message, for notifying user equipment more The configuration of new corresponding DRB.

It is preferred that the second processing module 810 is after subscriber equipment sends RRC reconfiguration message, receiving from core After the E-RAB of net deletes message, and the initial context of macro base station and the built vertical subscriber equipment of home base stations, delete according to E-RAB Except message determines the DRB carrying needing to delete；Send to home base stations and comprise the holding of QOS information that the DRB that needs delete carries Carry deletion request message.

It is preferred that the second processing module 810 is after home base stations sends deleting load-bearing request message, receiving from this After the deleting load-bearing response message of base station, ground, send RRC to subscriber equipment and connect reconfiguration message, for notifying user equipment more The configuration of new corresponding DRB.

It is preferred that the second processing module 810 is after subscriber equipment sends RRC reconfiguration message, receiving from core The E-RAB deleting load-bearing message of net, and to need the E-RAB of release be the last item E-RAB of home base stations, and macro base station is safeguarded After having other E-RAB, send carrying release message to home base stations, for notifying all holding of home base stations releasing user equipment Carry.

It is preferred that the second processing module 810 is after subscriber equipment sends carrying release message, send to subscriber equipment RRC connects reconfiguration message, updates the configuration of corresponding DRB for notifying user equipment.

It is preferred that the second processing module 810 is after subscriber equipment sends RRC reconfiguration message, receiving from core After the customer equipment context release message of net, send the mark comprising the subscriber equipment needing free context to home base stations Carrying release message.

It is preferred that the second processing module 810 is after subscriber equipment sends carrying release message, send to subscriber equipment RRC connection release message, and send customer equipment context release response message to MME.

As it is shown in figure 9, the home base stations in the system set up of embodiment of the present invention business includes: receiver module 900 and the Three processing modules 910.

Receiver module 900, sets up request message for receiving the carrying for subscriber equipment from macro base station；

3rd processing module 910, for receiving other in addition to PDCP layer corresponding for the part or all of DRB in user face Layer；

Wherein, request message is set up in carrying is that user is set at initiation service call or network side by macro base station at subscriber equipment For send after carrying out paging, and the RRC connection establishment of subscriber equipment is on macro base station.

It is preferred that the 3rd processing module 910 sets up each user of the needs switching comprised in request message according to carrying The QOS information of the DRB in face, other layers in addition to PDCP layer corresponding for DRB in the user face that configuration is received.

It is preferred that the 3rd processing module 910 receives its in addition to PDCP layer that the part or all of DRB in user face is corresponding After his layer, return carrying to macro base station and set up request response.

It is preferred that the 3rd processing module 910 receives part or all of corresponding the removing of Data Radio Bearer DRB in user face After other layers outside packet data polymerized agreement PDCP layer, carry at the DRB comprising needs amendment receiving macro base station After the bearing modification request message of QOS information, update the configuration of corresponding DRB, and return bearing modification response message to macro base station.

It is preferred that corresponding the removing of part or all of Data Radio Bearer DRB that the 3rd processing module 910 receives user face divides After other layers outside group data aggregation protocol PDCP layer, receiving the QOS comprising the DRB carrying that needs are set up of macro base station After the carrying foundation request message of information, set up corresponding DRB carrying, and set up response message to macro base station return carrying.

It is preferred that corresponding the removing of part or all of Data Radio Bearer DRB that the 3rd processing module 910 receives user face divides After other layers outside group data aggregation protocol PDCP layer, receiving the DRB carrying comprising needs deletion from macro base station QOS information deleting load-bearing request message after, delete corresponding DRB carrying, and return deleting load-bearing response to macro base station and disappear Breath.

It is preferred that corresponding the removing of part or all of Data Radio Bearer DRB that the 3rd processing module 910 receives user face divides After other layers outside group data aggregation protocol PDCP layer, receiving after the carrying release message of macro base station, deleting and use All carryings of family equipment.

It is preferred that corresponding the removing of part or all of Data Radio Bearer DRB that the 3rd processing module 910 receives user face divides After other layers outside group data aggregation protocol PDCP layer, also need free context from comprising of macro base station receiving After the carrying release message of the mark of subscriber equipment, the context of releasing user equipment.

Based on same inventive concept, the embodiment of the present invention additionally provides subscriber equipment and carries out the method for business foundation, grand Base station carries out the method for business foundation, and the method that home base stations carries out business foundation, owing to these methods solve problem The system that principle is set up to Fig. 6 embodiment of the present invention business is similar, and therefore the enforcement of these methods may refer to the enforcement of system, Repeat no more in place of repetition.

As shown in Figure 10, embodiment of the present invention subscriber equipment carries out the method for business foundation and comprises the following steps:

Step 1001, subscriber equipment, after initiating service call or receiving the paging of network side, determine on macro base station Set up RRC to connect；

Step 1002, subscriber equipment are receiving after the RRC reconfiguration message of macro base station, by whole SRB of chain of command It is maintained at macro base station, the PDCP layer corresponding for whole DRB in user face is maintained at macro base station, and part or all of by user face Other layers in addition to PDCP layer corresponding for DRB are switched at least one home base stations, or part or all of by user face DRB is switched at least one home base stations.

It is preferred that subscriber equipment receive after the RRC reconfiguration message of macro base station can with home base stations carry out with Step operation, and reconfigure completion message to macro base station return RRC after synchronizing successfully.

It is preferred that can further include after step 1002:

Subscriber equipment, according to the RRC reconfiguration message from macro base station received, updates the configuration of corresponding DRB.

Here renewal includes amendment, sets up and delete.

As shown in figure 11, embodiment of the present invention macro base station carries out the method for business foundation and comprises the following steps:

Step 1101, macro base station are being initiated after service call or network side carry out paging to subscriber equipment at subscriber equipment, Determine in the RRC connection establishment of subscriber equipment to macro base station；

Step 1102, macro base station send RRC reconfiguration message to subscriber equipment, for indicating subscriber equipment by chain of command All SRB is maintained at macro base station, and the PDCP layer corresponding for whole DRB in user face is maintained at macro base station, and by the portion in user face Divide or other layers in addition to PDCP layer the most corresponding for DRB are switched at least one home base stations, or the portion by user face Divide or all DRB is switched at least one home base stations.

It is preferred that can further include before step 1102:

Macro base station is to each user face needing the home base stations transmission receiving the DRB in user face to comprise needs switching Request message is set up in the carrying of the QOS information of DRB.

It is preferred that macro base station is after receiving and setting up request response from the carrying of home base stations, to subscriber equipment Send RRC reconfiguration message.

It is preferred that macro base station is after subscriber equipment sends RRC reconfiguration message, receiving the RRC from subscriber equipment After reconfiguring completion message, for the DRB in the user face that a home base stations can be received, by PDCP entity corresponding for this DRB It is mapped on other corresponding for this DRB layers of home base stations configuration.

It is preferred that macro base station is after subscriber equipment sends RRC reconfiguration message, receiving the E-RAB from core net After amendment message, and the DRB carrying of the built vertical subscriber equipment of home base stations, determine according to E-RAB amendment message and need amendment DRB carries；The bearing modification request message of the QOS information of the DRB carrying comprising needs amendment is sent to home base stations.

It is preferred that macro base station is after home base stations sends bearing modification request message, receiving holding from home base stations After carrying amendment response message, send RRC to subscriber equipment and connect reconfiguration message, update corresponding DRB for notifying user equipment Configuration.

It is preferred that macro base station is after subscriber equipment sends RRC reconfiguration message, receiving the E-RAB from core net After setting up message, and the initial context of macro base station and the built vertical subscriber equipment of home base stations, set up message according to E-RAB and determine Need the DRB carrying increased；Request is set up in the carrying sending the QOS information comprising the DRB carrying that needs are set up to home base stations Message.

It is preferred that macro base station is after home base stations sends carrying foundation request message, receiving from home base stations After response message is set up in carrying, send RRC to subscriber equipment and connect reconfiguration message, update correspondence for notifying user equipment The configuration of DRB.

It is preferred that macro base station is after subscriber equipment sends RRC reconfiguration message, receiving the E-RAB from core net After deleting message, and the initial context of macro base station and the built vertical subscriber equipment of home base stations, delete message according to E-RAB and determine Need the DRB carrying deleted；The deleting load-bearing request of the QOS information comprising the DRB carrying that needs are deleted is sent to home base stations Message.

It is preferred that macro base station is after home base stations sends deleting load-bearing request message, receiving from home base stations After deleting load-bearing response message, send RRC to subscriber equipment and connect reconfiguration message, update correspondence for notifying user equipment The configuration of DRB.

It is preferred that macro base station is after subscriber equipment sends RRC reconfiguration message, receiving the E-RAB from core net Delete message, and the E-RAB of needs release is the last item E-RAB of home base stations, and macro base station safeguards there are other E-RAB After, send carrying release message to home base stations, for notifying all carryings of home base stations releasing user equipment.

It is preferred that macro base station is after subscriber equipment sends carrying release message, sends RRC to subscriber equipment and connect weight Configuration message, updates the configuration of corresponding DRB for notifying user equipment.

It is preferred that macro base station is after subscriber equipment sends RRC reconfiguration message, set receiving the user from core net After standby context release message, send the carrying release of the mark comprising the subscriber equipment needing free context to home base stations Message.

It is preferred that macro base station is after subscriber equipment sends carrying release message, send RRC Connection Release to subscriber equipment Message, and send customer equipment context release response message to MME.

Wherein, Figure 10 and Figure 11 can synthesize a flow process, forms a method carrying out business foundation, i.e. first carries out step Rapid 1101 and step 1102, then perform step 1002；Wherein have only to ensure step 1001 before step 1102, with step Sequential relationship the most inevitable between rapid 1101 and step 1102.

As shown in figure 12, embodiment of the present invention home base stations carries out the method for business foundation and comprises the following steps:

Request message is set up in the carrying for subscriber equipment that step 1201, home base stations receive from macro base station；

Step 1202, home base stations receive user face part or all of Data Radio Bearer DRB corresponding except PDCP layer Outside other layers；

Wherein, request message is set up in carrying is that user is set at initiation service call or network side by macro base station at subscriber equipment For send after carrying out paging, and the RRC connection establishment of subscriber equipment is on macro base station.

It is preferred that home base stations sets up the DRB in each user face of the needs switching comprised in request message according to carrying Service quality QOS information, other layers in addition to PDCP layer corresponding for DRB in user face that configuration is received.

It is preferred that home base stations receive user face other layers in addition to PDCP layer corresponding for part or all of DRB it After, return carrying to macro base station and set up request response.

It is preferred that home base stations receive user face part or all of Data Radio Bearer DRB corresponding except PDCP layer it After other outer layers, in the bearing modification request message of the QOS information of the DRB carrying comprising needs amendment receiving macro base station After, update the configuration of corresponding DRB, and return bearing modification response message to macro base station.

It is preferred that home base stations receive user face part or all of Data Radio Bearer DRB corresponding except PDCP layer it After other outer layers, in the bearing modification request message of the QOS information comprising the DRB carrying that needs are set up receiving macro base station After, set up corresponding DRB carrying, and return bearing modification response message to macro base station.

It is preferred that home base stations receive user face part or all of Data Radio Bearer DRB corresponding except PDCP layer it After other outer layers, in the bearing modification request receiving the QOS information comprising the DRB carrying that needs are deleted from macro base station After message, delete corresponding DRB carrying, and return deleting load-bearing response message to macro base station.

It is preferred that home base stations receive user face part or all of Data Radio Bearer DRB corresponding except PDCP layer it After other outer layers, receiving after the carrying release message of macro base station, deleting all carryings of subscriber equipment.

It is preferred that home base stations receive user face part or all of Data Radio Bearer DRB corresponding except PDCP layer it After other outer layers, discharge in the carrying receiving the mark comprising the subscriber equipment needing free context from macro base station After message, the context of releasing user equipment.

Several example is set forth below the solution of the present invention is illustrated.

Example one, when UE initiate business set up time, as shown in figure 13:

1.UE sends RRC connection establishment request (RRC Connection Setup Request) message to Macro eNB；

2.Macro eNB sends RRC connection establishment (RRC Connection Setup) message to UE；

3.UE sends RRC connection establishment success (RRC Connection Setup Complete) to Macro eNB and disappears Breath；

4, Macro eNB sends initial UE message (Initial UE Message) to MME；

5, MME returns initial context to Macro eNB and sets up request (Initial Context Setup Request) Message；

In step 1～5, UE sets up RRC signaling at macro eNB and connects and the connection of S1 signaling, completes what signaling connected Set up.

6, Macro eNB sets up the E-RAB information in request message according to initial context, in conjunction with position and the energy of UE Force informations etc., determine that performing chain of command separates with user face；

7, Macro eNB sends to Local eNB and sets up request (Setup Request) message, wherein includes carrying The information such as QOS；

8, Local eNB carries out Access Control, will be each DRB carrying in Local work according to information such as QOS subsequently The parameters such as configuration RLC/MAC/PHY；

9, Local eNB returns carrying and sets up response (Setup Response) message, and wherein comprising Local is UE configuration RLC/MAC/PHY parameter etc.；

10, Macro eNB receives after carrying sets up response message, starts to organize RRC to connect and reconfigures (RRC Connection Reconfiguration) message, message comprises all information newly setting up DRB, and sends RRC weight to UE Join message；

11, UE receives the RRC reconfiguration message from Macro eNB, and in message explicitly or implicitly indicate needs After being controlled face and user face lock out operation, will first be triggered to the simultaneously operating of Local eNB；

12, after synchronizing successfully, UE returns RRC connection and has reconfigured (RRC Connection Reconfiguration Complete) message is to Macro eNB；

13, Macro eNB receives after RRC reconfigures completion message, replys initial context to MME and sets up request response (Initial Context Setup Response) message, carries the transport layer address information etc. of Macro eNB in message；

14, MME disappears to Serving GW (gateway) transmission bearing modification request (Bearer Modify Request) Breath；

15, Serving GW returns bearing modification response (Bear Modify Response) message.

Wherein, setting up the Deta bearer at Local eNB, the path of up-downgoing data stream is: UE<->Local eNB<-> Macro eNB<->Serving GW。

Example two, receiving the E-RAB from core net and revise after message, Macro eNB can revise foundation at Local DRB carrying, as shown in figure 14:

1, Serving GW sends more new bearer request (Update Bearer Request) message to MME；

2, MME sends E-RAB to Macro eNB and revises (E-RAB Modify Bearer Request) message；

3, Macro eNB receives after the E-RAB amendment message of core net, sends bearing modification to Local eNB Request (Modify Request) message, wherein includes the information such as QOS of renewal；

4, after Local eNB receives this message, will be the corresponding DRB in Local eNB work according to relevant information The parameters such as the corresponding RLC/MAC/PHY of bearer update, and return bearing modification response (Modify Response) message, wherein Comprise the RLC/MAC/PHY parameter etc. of renewal；

5, after Macro eNB receives bearing modification response message, by according to the information tissue RRC from Local eNB Connection reconfigures (RRC Connection Reconfiguration) message and returns to UE；

6, after UE receives this message, update corresponding DRB configuration, return RRC connection and reconfigured (RRC Connection Reconfiguration Complete) message；

7, Macro eNB returns E-RAB amendment response (E-RAB Modify Bearer Response) message to MME；

8, UE sends direct-sending message (Direct Transfer) to Macro eNB；

9, Macro eNB carries out up-link Non-Access Stratum transmission (Uplink NAS Transport) to MME；

10, MME sends more new bearer response (Update Bearer Response) message to Serving GW.

Example three, Macro eNB and Local eNB have built up the initial context of UE, if Macro receive from After the E-RAB of core net sets up or deletes message, can reconfigure to carry at the DRB of Local (i.e. increases or deletes some DRB Carrying), as shown in figure 15:

1, Serving GW sends to MME and creates carrying request (Create Bearer Request) message；

2, MME sends E-RAB to Macro eNB and sets up (E-RAB Setup Request) message；

3, Macro eNB receives after the E-RAB from core net sets up message, sends carrying to Local eNB and sets up Request (Setup Request) message, wherein includes the information such as QOS of the carrying of needs foundation；

4, after Local eNB receives this message, will be that corresponding RLC/MAC/ is set up in DRB carrying according to relevant information The parameters such as PHY, and return carrying foundation response (Setup Response) message, wherein comprise the RLC/MAC/PHY ginseng of renewal Number etc.；

5, Macro eNB receives after carrying sets up response message, by according to the information tissue RRC from Local eNB Connection reconfigures (RRC Connection Reconfiguration) message and returns to UE；

6, after UE receives this message, update corresponding DRB configuration, return RRC connection and reconfigured (RRC Connection Reconfiguration Complete) message；

7, Macro eNB returns E-RAB to MME and sets up response (E-RAB Setup Response) message；

8, UE sends direct-sending message (Direct Transfer) to Macro eNB；

9, Macro eNB carries out up-link Non-Access Stratum transmission (Uplink NAS Transport) to MME；

10, MME sends to Serving GW and creates carrying response (Create Bearer Response) message.

If needing deleting bearing, it is that deleting bearing request (Delete Bearer Request) disappears the most in step 1 Breath；Step 2 is E-RAB deletes (E-RAB Delete Request) message；In step 4, Local eNB is according to relevant information Delete corresponding DRB carrying；Step 7 is E-RAB deletes response (E-RAB Delete Response) message；In step 10 It is that deleting bearing responds (Delete Bearer Response) message.

If example four MME receive in the deleting load-bearing message of S-GW delete be the last item E-RAB, The RRC of release UE is connected, as shown in figure 16 by Macro eNB:

1, Serving GW sends deleting bearing request (Delete Bearer Request) message to MME；

2, MME judges it is to delete the last item E-RAB, sends UE context release command (UE to Macro eNB Context Release Command) message；

3, Macro eNB sends release command (Release Command) to Local eNB；

Optionally, 3a, Local eNB, after successfully release, returns and discharges successfully (Release Complete) message；

4, Macro eNB sends RRC Connection Release (RRC Connection Release) message to UE；

5, Macro eNB returns UE context to MME and discharges successfully (UE Context Release Complete) and disappear Breath；

6, MME sends deleting bearing response (Delete Bearer Response) message to Serving GW.

If example five Macro receive the E-RAB from core net delete message is deleted be Local on finally Article one, E-RAB, and also maintain on Macro and have other E-RAB, then Macro eNB will only be released in the UE context of Local, as Shown in Figure 17:

1, Serving GW sends deleting bearing request (Delete Bearer Request) message to MME；

2, MME sends E-RAB to Macro eNB and deletes (E-RAB Delete Request) message；

3, the E-RAB that Macro eNB receives from core net deletes after message, it is judged that for deleting Local eNB After a rear E-RAB, send release command (Release Command) to Local eNB；

Optionally, 3a, Local eNB, after successfully release, returns and discharges successfully (Release Complete) message；

4, Macro eNB connects to RRC and reconfigures (RRC Connection Reconfiguration) message and be sent to UE；

5, after UE receives this message, return RRC connection and reconfigured (RRC Connection Reconfiguration Complete) message；

6, Macro eNB returns E-RAB to MME and deletes response (E-RAB Delete Response) message；

7, UE sends direct-sending message (Direct Transfer) to Macro eNB；

8, Macro eNB carries out up-link Non-Access Stratum transmission (Uplink NAS Transport) to MME；

9, MME sends deleting bearing response (Delete Bearer Response) message to Serving GW.

Example six, the another kind of network architecture, as shown in figure 18, wherein the SRB of UE is retained on Macro eNB, will all Or all layers of part DRB, i.e. PDCP/RLC/MAC/PHY is maintained on Local eNB.

It is positioned at the protocol stack structure of Local eNB carrying as shown in figure 19, the wherein user face eNB (Local eNB) of UE User plane data transfer function is provided for UE；The chain of command eNB (Macro eNB) of UE provides chain of command message transmission merit for UE Can, owing to NAS message needs to be carried by RRC information, so, the chain of command eNB of service MME with UE of UE is connected.

When UE initiation business is set up, its flow chart is essentially identical with Figure 13, and the main distinction is in step 13, receives After RRC reconfigures completion message, Macro eNB replys INITIAL CONTEXT SETUP RESPONSE message, for some E-RAB, needs to carry the transport layer address information etc. of Local eNB in message.Step subsequently until data transmission all with figure 13 are similar to.Except for the difference that, setting up the Deta bearer at Local eNB, the path of up-downgoing data stream is from UE<->Local Enb<->Serving GW, and be the parameter configuring all layers corresponding for DRB when configuration parameter.

Being similar to, receive after the E-RAB amendment message of core net, Macro eNB can revise foundation at Local DRB carrying, flow process is identical with Figure 14, and difference is when configuration parameter the parameter being to configure all layers corresponding to DRB.Or such as The E-RAB that really Macro receives from core net sets up or after deletion message, can reconfigure and carry (i.e. at the DRB of Local Increase or delete some DRB carrying), identical with Figure 15～Figure 17 flow process, and be institute corresponding for configuration DRB when configuration parameter There is the parameter of layer.

Those skilled in the art are it should be appreciated that embodiments of the invention can be provided as method, system or computer program Product.Therefore, the reality in terms of the present invention can use complete hardware embodiment, complete software implementation or combine software and hardware Execute the form of example.And, the present invention can use at one or more computers wherein including computer usable program code The upper computer program product implemented of usable storage medium (including but not limited to disk memory, CD-ROM, optical memory etc.) The form of product.

The present invention is with reference to method, equipment (system) and the flow process of computer program according to embodiments of the present invention Figure and/or block diagram describe.It should be understood that can the most first-class by computer program instructions flowchart and/or block diagram Flow process in journey and/or square frame and flow chart and/or block diagram and/or the combination of square frame.These computer programs can be provided Instruction arrives the processor of general purpose computer, special-purpose computer, Embedded Processor or other programmable data processing device to produce A raw machine so that the instruction performed by the processor of computer or other programmable data processing device is produced and is used for Realize the dress of the function specified in one flow process of flow chart or multiple flow process and/or one square frame of block diagram or multiple square frame Put.

These computer program instructions may be alternatively stored in and computer or other programmable data processing device can be guided with spy Determine in the computer-readable memory that mode works so that the instruction being stored in this computer-readable memory produces and includes referring to Make the manufacture of device, this command device realize at one flow process of flow chart or multiple flow process and/or one square frame of block diagram or The function specified in multiple square frames.

These computer program instructions also can be loaded in computer or other programmable data processing device so that at meter Perform sequence of operations step on calculation machine or other programmable devices to produce computer implemented process, thus at computer or The instruction performed on other programmable devices provides for realizing at one flow process of flow chart or multiple flow process and/or block diagram one The step of the function specified in individual square frame or multiple square frame.

Although preferred embodiments of the present invention have been described, but those skilled in the art once know basic creation Property concept, then can make other change and amendment to these embodiments.So, claims are intended to be construed to include excellent Select embodiment and fall into all changes and the amendment of the scope of the invention.

Obviously, those skilled in the art can carry out various change and the modification essence without deviating from the present invention to the present invention God and scope.So, if these amendments of the present invention and modification belong to the scope of the claims in the present invention and equivalent technologies thereof Within, then the present invention is also intended to comprise these change and modification.

Claims (42)

1. the method that a business is set up, it is characterised in that the method includes:

Subscriber equipment, after initiating service call or receiving the paging of network side, determines and sets up Radio Resource control on macro base station RRC processed connects；

Described subscriber equipment is receiving after the RRC reconfiguration message of macro base station, by the total data radio bearer of chain of command SRB is maintained at macro base station, is kept by packet data polymerized agreement PDCP layer corresponding for the total data radio bearer DRB in user face At macro base station, and other layers in addition to PDCP layer corresponding for the part or all of DRB in user face are switched at least one originally On base station, ground, or the part or all of DRB in user face is switched at least one home base stations；

Wherein, described RRC reconfiguration message is to needing the home base stations receiving the DRB in user face to send bag at described macro base station The carrying of the service quality QOS information of the DRB containing each user face needing switching sends after setting up request message.

2. the method for claim 1, it is characterised in that described subscriber equipment is heavily joined receiving the RRC from macro base station After putting message, also include:

Described subscriber equipment and described home base stations carry out simultaneously operating, and return RRC to described macro base station after synchronizing successfully Reconfigure completion message.

3. the method for claim 1, it is characterised in that whole SRB of chain of command are maintained at grand by described subscriber equipment Base station, is maintained at macro base station by the PDCP layer corresponding for whole DRB in user face, and the part or all of DRB in user face is corresponding Other layers in addition to PDCP layer be switched at least one home base stations, or the part or all of DRB in user face is switched After at least one home base stations, also include:

Described subscriber equipment, according to the RRC reconfiguration message from macro base station received, updates the configuration of corresponding DRB.

4. the method that a business is set up, it is characterised in that the method includes:

Macro base station, determines described at subscriber equipment after initiation service call or network side carry out paging to described subscriber equipment The radio resource control RRC connection establishment of subscriber equipment is on described macro base station；

Described macro base station sends RRC reconfiguration message to described subscriber equipment, for indicating described subscriber equipment by chain of command Total data radio bearer SRB is maintained at macro base station, grouped data corresponding for the total data radio bearer DRB in user face is gathered Close agreement PDCP layer and be maintained at macro base station, and by other layers in addition to PDCP layer corresponding for the part or all of DRB in user face It is switched at least one home base stations, or the part or all of DRB in user face is switched at least one home base stations；

Before described macro base station sends RRC reconfiguration message to described subscriber equipment, also include:

Described macro base station is to each user face needing the home base stations transmission receiving the DRB in user face to comprise needs switching Request message is set up in the carrying of the service quality QOS information of DRB.

5. method as claimed in claim 4, it is characterised in that described macro base station sends RRC to described subscriber equipment and reconfigures Before message, also include:

Described macro base station sets up request response receiving the carrying from described home base stations.

6. method as claimed in claim 4, it is characterised in that described macro base station sends RRC to described subscriber equipment and reconfigures After message, also include:

Described macro base station is after receiving and reconfiguring completion message from the RRC of described subscriber equipment, for a described ground Stand the DRB in the user face that can receive, and PDCP entity corresponding for this DRB is mapped to this DRB pair of described home base stations configuration On other layers described answered.

7. method as claimed in claim 4, it is characterised in that described macro base station sends RRC to described subscriber equipment and reconfigures After message, also include:

Described macro base station is receiving the evolution access radio bearer E-RAB amendment message from core net, and described home base stations After having set up the DRB carrying of described subscriber equipment, determine according to described E-RAB amendment message and need the DRB carrying of amendment；

Described macro base station sends the bearing modification request of the QOS information of the DRB carrying comprising needs amendment to described home base stations Message.

8. method as claimed in claim 7, it is characterised in that described macro base station sends bearing modification to described home base stations please After seeking message, also include:

Described macro base station is receiving after the bearing modification response message of described home base stations, sends to described subscriber equipment RRC connects reconfiguration message, for notifying that described subscriber equipment updates the configuration of corresponding DRB.

9. method as claimed in claim 4, it is characterised in that described macro base station sends RRC to described subscriber equipment and reconfigures After message, also include:

Described macro base station sets up message from the E-RAB of core net receiving, and described macro base station and described home base stations built After the initial context of vertical described subscriber equipment, set up message according to described E-RAB and determine the DRB carrying needing to increase；

Described macro base station sends the carrying of the QOS information comprising the DRB carrying that needs are set up and sets up request to described home base stations Message.

10. method as claimed in claim 9, it is characterised in that described macro base station sends carrying to described home base stations and sets up After request message, also include:

Described macro base station, after receiving and setting up response message from the carrying of described home base stations, sends to described subscriber equipment RRC connects reconfiguration message, for notifying that described subscriber equipment updates the configuration of corresponding DRB.

11. methods as claimed in claim 4, it is characterised in that described macro base station sends RRC to described subscriber equipment and reconfigures After message, also include:

Described macro base station receiving from core net E-RAB delete message, and described macro base station and described home base stations built After the initial context of vertical described subscriber equipment, delete message according to described E-RAB and determine the DRB carrying needing to delete；

Described macro base station sends the deleting load-bearing request of the QOS information comprising the DRB carrying that needs are deleted to described home base stations Message.

12. methods as claimed in claim 11, it is characterised in that described macro base station sends deleting load-bearing to described home base stations After request message, also include:

Described macro base station is receiving after the deleting load-bearing response message of described home base stations, sends to described subscriber equipment RRC connects reconfiguration message, for notifying that described subscriber equipment updates the configuration of corresponding DRB.

13. methods as claimed in claim 4, it is characterised in that described macro base station sends RRC to described subscriber equipment and reconfigures After message, also include:

Described macro base station is receiving the E-RAB deleting load-bearing message from core net, and the E-RAB of needs release is described this locality The last item E-RAB of base station, and described macro base station safeguard have other E-RAB after, to described home base stations send carrying release Message, for notifying that described home base stations discharges all carryings of described subscriber equipment.

14. methods as claimed in claim 13, it is characterised in that described macro base station sends carrying release to described home base stations After message, also include:

Described macro base station sends RRC to described subscriber equipment and connects reconfiguration message, is used for notifying that described subscriber equipment updates right Answer the configuration of DRB.

15. methods as claimed in claim 4, it is characterised in that described macro base station sends RRC to described subscriber equipment and reconfigures After message, also include:

Described macro base station is receiving after the customer equipment context release message of core net, sends bag to described home base stations Carrying release message containing the mark of the subscriber equipment needing free context.

16. methods as claimed in claim 15, it is characterised in that described macro base station sends carrying release to described home base stations After message, also include:

Described macro base station sends RRC connection release message to described subscriber equipment, and sends customer equipment context release to MME Response message.

The method that 17. 1 kinds of business are set up, it is characterised in that the method includes:

Request message is set up in the carrying for subscriber equipment that home base stations receives from macro base station, and wherein said carrying is set up please Seek the service quality QOS information of DRB in each user face that message comprises needs switching；

Described home base stations receive user face part or all of Data Radio Bearer DRB corresponding except packet data polymerized agreement Other layers outside PDCP layer；

Wherein, request message is set up in described carrying is that macro base station is initiating service call or network side to described use at subscriber equipment Family equipment sends after carrying out paging, and the radio resource control RRC connection establishment of described subscriber equipment is on described macro base station.

18. methods as claimed in claim 17, it is characterised in that described home base stations receives the part or all of of user face Other layers in addition to PDCP layer that DRB is corresponding, including:

Described home base stations sets up the Service Quality of the DRB in each user face of the needs switching comprised in request message according to carrying Amount QOS information, other layers in addition to PDCP layer corresponding for DRB in the user face that configuration is received.

19. methods as claimed in claim 17, it is characterised in that described home base stations receives the part or all of of user face After other layers in addition to PDCP layer that DRB is corresponding, also include:

Described home base stations returns carrying to macro base station and sets up request response.

20. methods as claimed in claim 17, it is characterised in that described home base stations receives the part or all of number in user face According to after other layers in addition to packet data polymerized agreement PDCP layer that radio bearer DRB is corresponding, also include:

Described home base stations please at the bearing modification of the QOS information of the DRB carrying comprising needs amendment receiving described macro base station After seeking message, update the configuration of corresponding DRB, and return bearing modification response message to described macro base station；Or

Described home base stations please in the carrying foundation of the QOS information comprising the DRB carrying that needs are set up receiving described macro base station After seeking message, set up corresponding DRB carrying, and set up response message to the return carrying of described macro base station；Or

Described home base stations is deleted in the carrying receiving the QOS information comprising the DRB carrying that needs are deleted from described macro base station After request message, delete corresponding DRB carrying, and return deleting load-bearing response message to described macro base station；Or

Described home base stations is receiving after the carrying release message of described macro base station, deletes all of described subscriber equipment and holds Carry；Or

Described home base stations is receiving holding of the mark comprising the subscriber equipment needing free context from described macro base station After carrying release message, discharge the context of described subscriber equipment.

The subscriber equipment that 21. 1 kinds of business are set up, it is characterised in that this subscriber equipment includes:

First determines module, for after initiating service call or receiving the paging of network side, determines and sets up on macro base station Radio resource control RRC connects；

First processing module, for receiving after the RRC reconfiguration message of macro base station, by wireless for the total data of chain of command Carrying SRB is maintained at macro base station, by packet data polymerized agreement PDCP layer corresponding for the total data radio bearer DRB in user face It is maintained at macro base station, and other layers in addition to PDCP layer corresponding for the part or all of DRB in user face are switched at least one On individual home base stations, or the part or all of DRB in user face is switched at least one home base stations；

Wherein, described RRC reconfiguration message is to needing the home base stations receiving the DRB in user face to send bag at described macro base station The carrying of the service quality QOS information of the DRB containing each user face needing switching sends after setting up request message.

22. subscriber equipmenies as claimed in claim 21, it is characterised in that described first processing module is additionally operable to:

Receiving after the RRC reconfiguration message of macro base station, carrying out simultaneously operating with described home base stations, and synchronizing successfully Backward described macro base station returns RRC and reconfigures completion message.

23. subscriber equipmenies as claimed in claim 21, it is characterised in that described first processing module is additionally operable to:

According to the RRC reconfiguration message from macro base station received, update the configuration of corresponding DRB.

The macro base station that 24. 1 kinds of business are set up, it is characterised in that this macro base station includes:

Second determines module, for described subscriber equipment being carried out paging at subscriber equipment at initiation service call or network side After, determine in the radio resource control RRC connection establishment of described subscriber equipment to described macro base station；

Second processing module, for sending RRC reconfiguration message to described subscriber equipment, is used for indicating described subscriber equipment to control The total data radio bearer SRB in face processed is maintained at macro base station, by packet corresponding for the total data radio bearer DRB in user face Data aggregation protocol PDCP layer is maintained at macro base station, and by corresponding for the part or all of DRB in user face in addition to PDCP layer Other layers are switched at least one home base stations, or the part or all of DRB in user face is switched at least one this ground On standing；

Described second processing module is additionally operable to:

Before described subscriber equipment sends RRC reconfiguration message, send bag to needing the home base stations receiving the DRB in user face Request message is set up in the carrying of the service quality QOS information of the DRB containing each user face needing switching.

25. macro base stations as claimed in claim 24, it is characterised in that described second processing module is additionally operable to:

Before described subscriber equipment sends RRC reconfiguration message, ask receiving to set up from the carrying of described home base stations Seek response message.

26. macro base stations as claimed in claim 24, it is characterised in that described second processing module is additionally operable to:

After described subscriber equipment sends RRC reconfiguration message, reconfigure receiving the RRC from described subscriber equipment After message, for the DRB in the user face that a described home base stations can be received, PDCP entity corresponding for this DRB is mapped to On other layers described corresponding for this DRB of described home base stations configuration.

27. macro base stations as claimed in claim 24, it is characterised in that described second processing module is additionally operable to:

After described subscriber equipment sends RRC reconfiguration message, access radio bearer E-receiving the evolution from core net After RAB revises message, and described home base stations has set up the DRB carrying of described subscriber equipment, revise message according to described E-RAB Determine the DRB carrying needing amendment；The carrying of the QOS information of the DRB carrying comprising needs amendment is sent to described home base stations Amendment request message.

28. macro base stations as claimed in claim 27, it is characterised in that described second processing module is additionally operable to:

After described home base stations sends bearing modification request message, respond receiving the bearing modification from described home base stations After message, send RRC to described subscriber equipment and connect reconfiguration message, for notifying that described subscriber equipment updates corresponding DRB's Configuration.

29. macro base stations as claimed in claim 24, it is characterised in that described second processing module is additionally operable to:

After described subscriber equipment sends RRC reconfiguration message, set up message, and institute receiving from the E-RAB of core net State macro base station and after described home base stations set up the initial context of described subscriber equipment, set up message according to described E-RAB Determine the DRB carrying needing to increase；The carrying of the QOS information comprising the DRB carrying that needs are set up is sent to described home base stations Set up request message.

30. macro base stations as claimed in claim 29, it is characterised in that described second processing module is additionally operable to:

After described home base stations sends carrying foundation request message, ring receiving to set up from the carrying of described home base stations After answering message, send RRC to described subscriber equipment and connect reconfiguration message, be used for notifying that described subscriber equipment updates corresponding DRB Configuration.

31. macro base stations as claimed in claim 24, it is characterised in that described second processing module is additionally operable to:

After described subscriber equipment sends RRC reconfiguration message, delete message, and institute receiving from the E-RAB of core net State macro base station and after described home base stations set up the initial context of described subscriber equipment, delete message according to described E-RAB Determine the DRB carrying needing to delete；The carrying of the QOS information comprising the DRB carrying that needs are deleted is sent to described home base stations Deletion request message.

32. macro base stations as claimed in claim 31, it is characterised in that described second processing module is additionally operable to:

After described home base stations sends deleting load-bearing request message, ring receiving the deleting load-bearing from described home base stations After answering message, send RRC to described subscriber equipment and connect reconfiguration message, be used for notifying that described subscriber equipment updates corresponding DRB Configuration.

33. macro base stations as claimed in claim 24, it is characterised in that described second processing module is additionally operable to:

After described subscriber equipment sends RRC reconfiguration message, receiving the E-RAB deleting load-bearing message from core net, And the E-RAB of needs release is the last item E-RAB of described home base stations, and described macro base station is safeguarded after having other E-RAB, Carrying release message is sent, for notifying that described home base stations release all of described subscriber equipment are held to described home base stations Carry.

34. macro base stations as claimed in claim 33, it is characterised in that described second processing module is additionally operable to:

After described home base stations sends carrying release message, send RRC to described subscriber equipment and connect reconfiguration message, use In notifying that described subscriber equipment updates the configuration of corresponding DRB.

35. macro base stations as claimed in claim 24, it is characterised in that described second processing module is additionally operable to:

After described subscriber equipment sends RRC reconfiguration message, discharge receiving the customer equipment context from core net After message, send the carrying release message of the mark comprising the subscriber equipment needing free context to described home base stations.

36. macro base stations as claimed in claim 35, it is characterised in that described second processing module is additionally operable to:

After described home base stations sends carrying release message, to described subscriber equipment transmission RRC connection release message, and to MME sends customer equipment context release response message.

The home base stations that 37. 1 kinds of business are set up, it is characterised in that this home base stations includes:

Receiver module, sets up request message, wherein said carrying for receiving the carrying for subscriber equipment from macro base station Set up the service quality QOS information of the DRB in each user face that request message comprises needs switching；

3rd processing module, for receiving corresponding the gathering except grouped data of the part or all of Data Radio Bearer DRB in user face Close other layers outside agreement PDCP layer；

Wherein, request message is set up in described carrying is that macro base station is initiating service call or network side to described use at subscriber equipment Family equipment sends after carrying out paging, and the radio resource control RRC connection establishment of described subscriber equipment is on described macro base station.

38. home base stations as claimed in claim 37, it is characterised in that described 3rd processing module specifically for:

Set up the service quality QOS information of the DRB in each user face of the needs switching comprised in request message according to carrying, join Other layers in addition to PDCP layer corresponding for DRB in the user face putting receiving.

39. home base stations as claimed in claim 37, it is characterised in that described 3rd processing module is additionally operable to:

After receiving other layers in addition to PDCP layer corresponding for part or all of DRB in user face, return carrying to macro base station Set up request response.

40. home base stations as claimed in claim 37, it is characterised in that described 3rd processing module is additionally operable to:

Receive user face part or all of Data Radio Bearer DRB corresponding in addition to packet data polymerized agreement PDCP layer After other layers, in the bearing modification request message of the QOS information of the DRB carrying comprising needs amendment receiving described macro base station After, update the configuration of corresponding DRB, and return bearing modification response message to described macro base station；Or

Receive user face part or all of Data Radio Bearer DRB corresponding in addition to packet data polymerized agreement PDCP layer After other layers, request message is set up in the carrying in the QOS information comprising the DRB carrying that needs are set up receiving described macro base station After, set up corresponding DRB carrying, and set up response message to the return carrying of described macro base station；Or

Receive user face part or all of Data Radio Bearer DRB corresponding in addition to packet data polymerized agreement PDCP layer After other layers, in the deleting load-bearing request receiving the QOS information comprising the DRB carrying that needs are deleted from described macro base station After message, delete corresponding DRB carrying, and return deleting load-bearing response message to described macro base station；Or

Receive user face part or all of Data Radio Bearer DRB corresponding in addition to packet data polymerized agreement PDCP layer After other layers, receiving after the carrying release message of described macro base station, deleting all carryings of described subscriber equipment；Or

Receive user face part or all of Data Radio Bearer DRB corresponding in addition to packet data polymerized agreement PDCP layer After other layers, also release in the carrying receiving the mark comprising the subscriber equipment needing free context from described macro base station After putting message, discharge the context of described subscriber equipment.

The system that 41. 1 kinds of business are set up, it is characterised in that this system includes:

Macro base station, is used at subscriber equipment after initiation service call or network side carry out paging to described subscriber equipment, determines By in the radio resource control RRC connection establishment of described subscriber equipment to described macro base station, send RRC weight to described subscriber equipment Configuration message；

Subscriber equipment, for after initiating service call or receiving the paging of network side, determines and sets up RRC on macro base station even Connect, receiving after the RRC reconfiguration message of macro base station, the total data radio bearer SRB of chain of command is maintained at grand base Stand, packet data polymerized agreement PDCP layer corresponding for the total data radio bearer DRB in user face is maintained at macro base station, and will Other layers in addition to PDCP layer that the part or all of DRB in user face is corresponding are switched at least one home base stations, or will The part or all of DRB in user face is switched at least one home base stations；

Wherein, described RRC reconfiguration message is to needing the home base stations receiving the DRB in user face to send bag at described macro base station The carrying of the service quality QOS information of the DRB containing each user face needing switching sends after setting up request message.

42. systems as claimed in claim 41, it is characterised in that described system also includes home base stations；

Described macro base station is additionally operable to: needs the home base stations transmission receiving the Data Radio Bearer DRB in user face to comprise needs and cuts Request message is set up in the carrying of the service quality QOS information of the DRB in each user face changed；

Described home base stations, sets up request message for receiving the carrying for subscriber equipment from macro base station, receives user Other layers in addition to packet data polymerized agreement PDCP layer corresponding for part or all of DRB in face.