CN104904261A - Access network entity, core network device, and method thereof for acquiring related policy of UE - Google Patents

Access network entity, core network device, and method thereof for acquiring related policy of UE Download PDF

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Publication number
CN104904261A
CN104904261A CN201380002822.7A CN201380002822A CN104904261A CN 104904261 A CN104904261 A CN 104904261A CN 201380002822 A CN201380002822 A CN 201380002822A CN 104904261 A CN104904261 A CN 104904261A
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China
Prior art keywords
information
access network
network entity
sends
equipment
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CN201380002822.7A
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Chinese (zh)
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CN104904261B (en
Inventor
季莉
邢平平
邓天乐
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/02—Traffic management, e.g. flow control or congestion control
    • H04W28/08—Load balancing or load distribution
    • H04W28/09—Management thereof
    • H04W28/0925—Management thereof using policies
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/02—Access restriction performed under specific conditions
    • H04W48/06—Access restriction performed under specific conditions based on traffic conditions
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/02—Traffic management, e.g. flow control or congestion control
    • H04W28/08—Load balancing or load distribution
    • H04W28/086—Load balancing or load distribution among access entities
    • H04W28/0861—Load balancing or load distribution among access entities between base stations
    • H04W28/0865—Load balancing or load distribution among access entities between base stations of different Radio Access Technologies [RATs], e.g. LTE or WiFi

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

Disclosed are an access network entity, a core network device, and a method therefor for acquiring a related policy of user equipment (UE). The method for acquiring the related policy of the UE comprises: an access network entity transmits first information to a core network device, wherein the first information comprises request information for acquiring a related policy of a UE; the access network entity receives second information from the core network device, wherein the second information is generated by the core network device on the basis of the first information, and the second information comprises policy response information; and, the access network entity makes a load transfer decision for the UE on the basis of the policy response information. By such means, the present invention allows a UE to make a load transfer decision with increased accuracy and effects enhanced user experience.

Description

The method of the corresponding strategies of access network entity, equipment of the core network and its acquisition UE
【Technical field】
The present invention relates to the communications field, the method for the corresponding strategies of more particularly to a kind of access network entity, equipment of the core network and its acquisition UE.
【Background technology】
At present, user equipment（User Equipment, UE）By wireless connection service device, such as wireless network is third generation partner program（The 3rd Generation Partnership Project, 3GPP）Network or non-3 GPP network, wherein, the policy selection non-3 GPP network that multiple UE are issued according to server connects network, because each UE implementation is different, although causing to issue the tactful identical of UE, the decision-making that each UE is done is uncertain.Further, since UE oneself selects non-3 GPP network access point, in the place that the crowd is dense, UE selects same non-3 GPP network access point according to the signal quality of non-3 GPP network, non-3 GPP network access point is caused to overload quickly, quality of service reduction, the experience effect of user is poor.
【The content of the invention】
In view of this, the invention provides a kind of access network entity, equipment of the core network and its method for the corresponding strategies for obtaining UE, the problem of to avoid UE according to the decision-making made of strategy be unpredictable.
First aspect provides a kind of method of acquisition UE corresponding strategies, access network entity respectively with user equipment and equipment of the core network wireless connection, this method includes：Access network entity sends the first information to equipment of the core network, and the first information includes obtaining the solicited message of UE corresponding strategies；Access network entity from equipment of the core network receive the second information, the second information be equipment of the core network according to produced by the first information, and the second information include policy response information；So that access network entity carries out load transfer decision-making to user equipment according to policy response information.
With reference to the implementation of first aspect, in the first possible implementation, when user equipment is attached, method also includes：Access network entity receives attach request information from user equipment, and the first information is attach request information.
With reference to the first possible implementation of first aspect, in second of possible implementation, access network entity receives the second information from equipment of the core network to be included：Access network entity receives initial context from equipment of the core network and sets up solicited message, and the second information is that initial context sets up solicited message.
With reference to the implementation of first aspect, in the third possible implementation, when user equipment modifies carrying, access network entity receives the second information from equipment of the core network to be included：Access network entity receives modification bearing response message from equipment of the core network, and the second information is modification bearing response message.
With reference to the implementation of first aspect, in the 4th kind of possible implementation, when user equipment carries out service request, method also includes：Access network entity receives service requesting information from user equipment, and sends service requesting information to equipment of the core network；Access network entity receives initial context from equipment of the core network and sets up solicited message；Access network entity sets up radio bearer with user equipment, and sends initial context foundation completion information to equipment of the core network；Wherein, the first information is that initial context sets up completion information.
Second aspect provides a kind of access network entity, access network entity respectively with user equipment and equipment of the core network wireless connection, the access network entity includes receiving unit, processing unit and transmitting element, transmitting element sends the first information to equipment of the core network, and the first information includes obtaining the solicited message of UE corresponding strategies；Receiving unit from equipment of the core network receive the second information, the second information be equipment of the core network according to produced by the first information, and the second information include policy response information；Processing unit carries out load transfer decision-making to user equipment according to policy response information.
With reference to the implementation of second aspect, in the first possible implementation, when user equipment is attached, receiving unit receives attach request information from user equipment, and receiving unit receives initial context from equipment of the core network and sets up solicited message, wherein the first information is attach request information, and the second information is that initial context sets up solicited message.
With reference to the first possible implementation of second aspect, in second of possible implementation, when user equipment modifies carrying, receiving unit receives modification bearing response message from equipment of the core network, wherein the second information is modification bearing response message.
With reference to the implementation of second aspect, in the third possible implementation, when user equipment carries out service request, receiving unit receives service requesting information from user equipment, and transmitting element sends service requesting information to equipment of the core network；Receiving unit receives initial context from equipment of the core network and sets up solicited message；Access network entity sets up radio bearer with user equipment, and transmitting element sends initial context to equipment of the core network and sets up completion information；Wherein, the first information is that initial context sets up completion information.
The third aspect provides a kind of method of acquisition UE corresponding strategies, and equipment of the core network is included by access network entity and user equipment wireless connection, this method：Equipment of the core network receives the first information from access network entity, and the first information includes obtaining the solicited message of UE corresponding strategies；Equipment of the core network produces the second information according to the first information, and sends the second information to access network entity, and the second information includes policy response information, so that access network entity carries out load transfer decision-making to user equipment according to policy response information.
With reference to the implementation of the third aspect, in the first possible implementation, equipment of the core network includes mobile management entity MME, gateway S-GW, packet data network gateway P-GW or "Policy and Charging Rules Function PCRF.
With reference to the first possible implementation of the third aspect, in second of possible implementation, when user equipment is attached, the first information is attach request information, and the second information is that initial context sets up solicited message, and method also includes：MME receives attach request information from access network entity；MME sends to S-GW and creates session request information；S-GW sends to P-GW and creates session request information；P-GW carries out IP with PCRF and connects access network entity network IP-CAN session modifications；P-GW sends to S-GW and creates conversational response information；S-GW sends to MME and creates conversational response information；MME sends initial context to access network entity and sets up solicited message；Wherein, the solicited message that session request information includes obtaining UE corresponding strategies is created, creating conversational response information includes policy response information.
With reference to the first possible implementation of the third aspect, in the third possible implementation, when user equipment modifies carrying, the first information is obtains the solicited message of UE corresponding strategies, and the second information is modification bearing response message, and method also includes：MME receives the solicited message for the corresponding strategies for obtaining UE from access network entity；MME sends modification carrying solicited message to S-GW；S-GW sends modification carrying solicited message to P-GW；P-GW and PCRF carries out IP-CAN session modifications；P-GW sends bearing modification response message to S-GW；S-GW sends bearing modification response message to MME；MME sends modification bearing response message to access network entity；Wherein, modification carrying solicited message includes the solicited message for obtaining UE corresponding strategies, and bearing modification response message includes policy response information.
With reference to the first possible implementation of the third aspect, in the 4th kind of possible implementation, when user equipment carries out service request, the first information is that initial context sets up completion information, and the second message is policy response information, and method also includes：MME receives initial context from access network entity and sets up completion information；MME sends modification carrying solicited message to S-GW；S-GW sends modification carrying solicited message to P-GW；P-GW and PCRF carries out IP-CAN session modifications；P-GW sends bearing modification response message to S-GW；S-GW sends bearing modification response message to MME；MME is to access network entity sending strategy response message；Wherein, modification carrying solicited message includes the solicited message for obtaining UE corresponding strategies, and bearing modification response message includes policy response information.
Fourth aspect provides a kind of equipment of the core network, and equipment of the core network is by access network entity and user equipment wireless connection, and the equipment of the core network includes MME, and MME receives the first information from access network entity, and the first information includes obtaining the solicited message of UE corresponding strategies；MME sends the second information that equipment of the core network is produced according to the first information to access network entity, and the second information includes policy response information, so that access network entity carries out load transfer decision-making to user equipment according to policy response information.
With reference to the implementation of fourth aspect, in the first possible implementation, equipment of the core network also includes S-GW, P-GW or PCRF.
With reference to the first possible implementation of fourth aspect, in second of possible implementation, when user equipment is attached, the first information is attach request information, second information is that initial context sets up solicited message, then MME receives attach request information from access network entity；MME sends to S-GW and creates session request information；S-GW sends to P-GW and creates session request information；P-GW carries out IP with PCRF and connects access network entity network IP-CAN session modifications；P-GW sends to S-GW and creates conversational response information；S-GW sends to MME and creates conversational response information；MME sends initial context to access network entity and sets up solicited message；Wherein, the solicited message that session request information includes obtaining UE corresponding strategies is created, creating conversational response information includes policy response information.
With reference to the first possible implementation of fourth aspect, in the third possible implementation, when user equipment modifies carrying, the first information is the solicited message for the corresponding strategies for obtaining UE, second information is modification bearing response message, then MME receives the solicited message for the corresponding strategies for obtaining UE from access network entity；MME sends modification carrying solicited message to S-GW；S-GW sends modification carrying solicited message to P-GW；P-GW and PCRF carries out IP-CAN session modifications；P-GW sends bearing modification response message to S-GW；S-GW sends bearing modification response message to MME；MME sends plan modification bearing response message to access network entity；Wherein, modification carrying solicited message includes the solicited message for obtaining UE corresponding strategies, and bearing modification response message includes policy response information.
With reference to the first possible implementation of fourth aspect, in the 4th kind of possible implementation, when user equipment carries out service request, the first information is that initial context sets up completion information, second message is policy response information, then MME receives initial context from access network entity and sets up completion information；MME sends modification carrying solicited message to S-GW；S-GW sends modification carrying solicited message to P-GW；P-GW and PCRF carries out IP-CAN session modifications；P-GW sends bearing modification response message to S-GW；S-GW sends bearing modification response message to MME；MME is to access network entity sending strategy response message；Wherein, modification carrying solicited message includes the solicited message for obtaining UE corresponding strategies, and bearing modification response message includes policy response information.
By such scheme, the beneficial effects of the invention are as follows：The present invention sends the first information by access network entity to equipment of the core network, and receive the second information from equipment of the core network, wherein the second information includes policy response information, access network entity carries out load transfer decision-making to user equipment according to policy response information, the accuracy that user equipment carries out load transfer decision-making can be improved, the decision-making for avoiding user equipment from being made according to strategy is unpredictable, and improves Consumer's Experience effect.
【Brief description of the drawings】
Technical scheme in order to illustrate the embodiments of the present invention more clearly, the accompanying drawing used required in being described below to embodiment is briefly described, apparently, drawings in the following description are only some embodiments of the present invention, for those of ordinary skill in the art, on the premise of not paying creative work, other accompanying drawings can also be obtained according to these accompanying drawings.Wherein：
Fig. 1 is the configuration diagram that is based on of method of the acquisition UE of first embodiment of the invention corresponding strategies；
Fig. 2 is the flow chart of the method for the acquisition UE of first embodiment of the invention corresponding strategies；
Fig. 3 is the structural schematic block diagram of equipment of the core network in Fig. 1；
Fig. 4 is the flow chart of the method for the acquisition UE of second embodiment of the invention corresponding strategies；
Fig. 5 is the flow chart of the method for the acquisition UE of third embodiment of the invention corresponding strategies；
Fig. 6 is the flow chart of the method for the acquisition UE of fourth embodiment of the invention corresponding strategies；
Fig. 7 is the structural representation of the communicator of first embodiment of the invention；
Fig. 8 is the structural schematic block diagram of equipment of the core network in Fig. 7；
Fig. 9 is the structural representation of the communicator of fifth embodiment of the invention.
【Embodiment】
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art are obtained under the premise of performing creative labour is not made belongs to the scope of protection of the invention.
Refer to Fig. 1-2, Fig. 1 is the configuration diagram that is based on of method of the acquisition UE of first embodiment of the invention corresponding strategies, and Fig. 2 is the flow chart of the method for the acquisition UE of first embodiment of the invention corresponding strategies.
Referring firstly to Fig. 1, user equipment 10 is based on during the method for disclosed acquisition UE corresponding strategies, access network entity 20 and equipment of the core network 30 are realized, access network entity 20 with user equipment 10 and equipment of the core network 30 by wirelessly carrying out network connection respectively, wherein access network entity 20 includes at least one entity, when access network entity 20 includes multiple entities, message is sent between multiple entities, for example access network entity 20 includes entity 201 and entity 202, entity 201 is connected with user equipment 10, entity 202 is connected with entity 201 and equipment of the core network 30 respectively, preferably, entity 201 is base station, entity 202 is radio access network entity controlled entity.
As shown in Fig. 2 the method for the corresponding strategies of acquisition UE disclosed in the present embodiment includes：
S21：Access network entity 20 sends the first information to equipment of the core network 30, and the first information includes obtaining the solicited message of UE corresponding strategies；Wherein, obtaining the solicited message of UE corresponding strategies is used to indicate to obtain the strategy routeing between the strategy request related to user equipment 10, such as system of acquisition request user equipment 10.
S22：Equipment of the core network 30 produces the second information according to the first information, and sends the second information to access network entity 20, and the second information includes policy response information；Wherein, equipment of the core network 30 receives the first information from access network entity 20, and produces the second information according to the first information.Policy response information carries the strategy related to user equipment 10.
S23：Access network entity 20 receives the second information from equipment of the core network 30, and load transfer decision-making is carried out to user equipment 10 according to policy response information；Preferably, access network entity 20 carries out load transfer decision-making to user equipment 10 according to policy response information between 3GPP networks and non-3 GPP network, i.e. access network entity 20 is connected to 3GPP networks according to policy response information control user equipment 10 or user equipment 10 is connected to non-3 GPP network, user equipment 10 can be improved and carry out the accuracy of load transfer decision-making, and improve Consumer's Experience effect.
The method that the present invention also provides the acquisition UE of second embodiment corresponding strategies, it is described in detail on the basis of the method for the corresponding strategies of the acquisition UE disclosed in first embodiment.Shown in Figure 3, the equipment of the core network 30 disclosed in the present embodiment includes mobile management entity（Mobility Management Entity, MME）301st, gateway（Serving Gateway, S-GW）302nd, packet data network gateway（Packet Data Network Gateway, P-GW）303 or "Policy and Charging Rules Function（Policy and Charging Rules Function, PCRF）304, when user equipment 10 is attached, preferably user equipment 10 is attached network.As shown in figure 4, the method for the corresponding strategies of acquisition UE disclosed in the present embodiment includes：
S401：User equipment 10 sends attach request information to access network entity 20；
S402：Access network entity 20 receives attach request information from user equipment 10, and sends attach request information to MME301；
S403：MME301 sends to S-GW302 and creates session request information；
S404：S-GW302 sends to P-GW303 and creates session request information；
S405：P-GW303 carries out IP with PCRF304 and connects access network（IP-connectivity Access Network, IP-CAN）Session modification；
S406：P-GW303 sends to S-GW302 and creates conversational response information；
S407：S-GW302 sends to MME301 and creates conversational response information；
S408：MME301 sends initial context to access network entity 20 and sets up solicited message；
S409：Access network entity 20 sends RRM to user equipment 10（Radio Resource Control, RRC）Connect reconfiguration information；
S410：User equipment 10 reconfigures to the transmission RRC connections of access network entity 20 and completes information；
S411：Access network entity 20 reconfigures from the reception RRC connections of user equipment 10 and completes information, and sets up response message to MME301 transmission initial contexts；
S412：User equipment 10 sends the information that direct transfers to access network entity 20；
S413：Access network entity 20 sends attachment to user equipment 10 and completes information.
In S402, attach request information is the first information, and attach request information includes the solicited message for obtaining UE corresponding strategies, after MME301 receives attach request information, into S403.
In S403, the solicited message that session request information includes obtaining UE corresponding strategies is created.
In S405, P-GW303 and PCRF304 carry out IP-CAN session modifications and included：P-GW303 sends IP-CAN Session to PCRF304 Modification message, IP-CAN Session Modification message includes the solicited message for obtaining UE corresponding strategies；PCRF304 sends Acknowledge of IP-CAN Session to P-GW303 Modification message, Acknowledge of IP-CAN Session modification message includes policy response information.
In S406, creating conversational response information includes policy response information.
In S408, initial context sets up solicited message for the second information, and initial context, which sets up solicited message, includes policy response information.
The present embodiment is when user equipment 10 is attached, access network entity 20 is connected to 3GPP networks according to policy response information control user equipment 10 or user equipment 10 is connected to non-3 GPP network, user equipment 10 can be improved and carry out the accuracy of load transfer decision-making, and improve Consumer's Experience effect.
The method that the present invention also provides the acquisition UE of 3rd embodiment corresponding strategies, it is described in detail on the basis of the method for the corresponding strategies of the acquisition UE disclosed in second embodiment.When user equipment 10 modifies carrying, as shown in figure 5, obtaining the method for UE corresponding strategies includes：
S501：Access network entity 20 sends the solicited message for the corresponding strategies for obtaining UE to MME301；
S502：MME301 sends modification carrying solicited message to S-GW302；
S503：S-GW302 sends modification carrying solicited message to P-GW303；
S504：P-GW303 and PCRF304 carries out IP-CAN session modifications；
S505：P-GW303 sends bearing modification response message to S-GW302；
S506：S-GW302 sends bearing modification response message to MME301；
S507：MME301 sends modification bearing response message to access network entity 20, wherein including policy response information related UE.
In S501, the solicited message for obtaining UE corresponding strategies is the first information, and the information can be specifically the information that load transfer is carried out for particular UE, after the solicited message that MME301 receives the corresponding strategies for obtaining UE, into S502.
In S502, modification carrying solicited message includes the solicited message for obtaining UE corresponding strategies.
In S504, P-GW303 and PCRF304 progress IP-CAN session modifications are identical with S405's.
In S505, bearing modification response message includes the related policy response information of UE.
In S507, modification bearing response message is the second information.
The present embodiment is when user equipment 10 modifies carrying, access network entity 20 is connected to 3GPP networks according to policy response information control user equipment 10 or user equipment 10 is connected to non-3 GPP network, user equipment 10 can be improved and carry out the accuracy of load transfer decision-making, and improve Consumer's Experience effect.
The method that the present invention also provides the acquisition UE of fourth embodiment corresponding strategies, it is described in detail on the basis of the method for the corresponding strategies of the acquisition UE disclosed in second embodiment.When user equipment 10 carries out service request, as shown in fig. 6, obtaining the method for UE corresponding strategies includes：
S601：User equipment 10 sends service requesting information to access network entity 20；
S602：Access network entity 20 sends service requesting information to MME301；
S603：MME301 sends initial context to access network entity 20 and sets up solicited message；
S604：Access network entity 20 and user equipment 10 set up radio bearer；
S605：Access network entity 20 sends initial context to MME301 and sets up completion information；
S606：MME301 sends modification carrying solicited message to S-GW302；
S607：S-GW302 sends modification carrying solicited message to P-GW303；
S608：P-GW303 and PCRF304 carries out IP-CAN session modifications；
S609：P-GW303 sends bearing modification response message to S-GW302；
S610：S-GW302 sends bearing modification response message to MME301；
S611：MME301 is to the sending strategy response message of access network entity 20.
In S605, it is the first information that initial context, which is set up and completes information, and initial context, which is set up, completes the solicited message that information includes obtaining UE corresponding strategies.
In S606, modification carrying solicited message includes the solicited message for obtaining UE corresponding strategies.
In S608, P-GW303 and PCRF304 progress IP-CAN session modifications are identical with S405's.
In S609, bearing modification response message includes policy response information.
In S611, policy response information is the second information.
The present embodiment is when user equipment 10 carries out service request, access network entity 20 is connected to 3GPP networks according to policy response information control user equipment 10 or user equipment 10 is connected to non-3 GPP network, user equipment 10 can be improved and carry out the accuracy of load transfer decision-making, and improve Consumer's Experience effect.
Fig. 7 is referred to, Fig. 7 is the structural representation of the communicator of first embodiment of the invention.As shown in fig. 7, the communicator disclosed in the present embodiment includes user equipment 71, access network entity 72 and equipment of the core network 73.Wherein, access network entity 72 by it is wired or it is wireless carry out network connection with user equipment 71 and equipment of the core network 73 respectively, access network entity 72 includes at least one entity, when access network entity 72 includes multiple entities, and message is sent between multiple entities.Access network entity 72 disclosed in the present embodiment includes an entity, and access network entity 72 is base station or radio access network entity controlled entity.
In the present embodiment, access network entity 72 includes receiving unit 721, processing unit 722 and transmitting element 723, and processing unit 722 is connected with receiving unit 721 and transmitting element 723 respectively.Equipment of the core network 73 includes MME731, wherein the transmitting element 723 of access network entity 72 sends the first information to MME731, the first information includes obtaining the solicited message of UE corresponding strategies, and obtaining the solicited message of UE corresponding strategies is used to indicate to obtain the strategy request related to user equipment 71.Equipment of the core network 73 produces the second information according to the first information, and the second information includes policy response information, and policy response information carries the strategy related to user equipment 71.MME731 sends the second information to access network entity 72, the receiving unit 721 of access network entity 72 receives the second information, and by the second information transmission to processing unit 722, processing unit 722 carries out load transfer decision-making to user equipment 71 according to the policy response information of the second information.Preferably, processing unit 722 carries out load transfer decision-making to user equipment 71 according to policy response information between 3GPP networks and non-3 GPP network, i.e. processing unit 722 is connected to 3GPP networks according to policy response information control user equipment 71 or user equipment 71 is connected to non-3 GPP network, user equipment 71 can be improved and carry out the accuracy of load transfer decision-making, and improve Consumer's Experience effect.
The present invention also provides the communicator of second embodiment, and it is described in detail on the basis of the communicator disclosed in first embodiment.As shown in figure 8, the equipment of the core network 73 disclosed in the present embodiment also includes：S-GW732, P-GW733 and PCRF734.
When user equipment 71 is attached, user equipment 71 sends attach request information to access network entity 72, access network entity 72 receiving unit 721 from user equipment 71 receive attach request information after, transmitting element 723 sends attach request information to MME731, wherein, attach request information is the first information.
Equipment of the core network 73 produces the second information according to the first information to be included：MME731 sends to S-GW732 and creates session request information, S-GW732 sends to P-GW733 and creates session request information, P-GW733 and PCRF734 carries out IP-CAN session modifications, P-GW733 sends to S-GW732 and creates conversational response information, S-GW732 sends to MME733 and creates conversational response information, MME731 sends initial context to access network entity 72 and sets up solicited message, and wherein initial context sets up solicited message for the second information.
After the reception initial context of receiving unit 721 sets up solicited message, processing unit 722 is set up according to initial context asks the policy response information of letter to carry out loading transfer decision-making to user equipment 71.Transmitting element 723 sends RRC connection reconfiguration informations to user equipment 71, user equipment 71 reconfigures to the transmission RRC connections of access network entity 72 and completes information, the receiving unit 721 of access network entity 20 receives RRC connections from user equipment 71 and reconfigured after completion information, and transmitting element 723 sends initial context to MME731 and sets up response message.Now, user equipment 71 sends the information that direct transfers to the receiving unit 721 of access network entity 72, and the transmitting element 723 of access network entity 72 sends attachment to user equipment 71 and completes information.
The present invention also provides the communicator of 3rd embodiment, and it is described in detail on the basis of the communicator disclosed in second embodiment.When user equipment 71 modifies carrying, the transmitting element 723 of access network entity 72 sends the solicited message for the corresponding strategies for obtaining UE to MME731, and the solicited message for obtaining UE corresponding strategies is the first information.
Equipment of the core network 73 produces the second information according to the first information to be included：MME731 sends modification carrying solicited message to S-GW732, S-GW732 sends modification carrying solicited message to P-GW733, P-GW733 and PCRF734 carries out IP-CAN session modifications, P-GW733 sends bearing modification response message to S-GW732, S-GW732 sends bearing modification response message to MME733, MME731 is to the sending strategy response message of access network entity 72, and wherein policy response information is the second information.
After receiving unit 721 receives policy response information, processing unit 722 carries out load transfer decision-making to user equipment 71 according to policy response information.
The present invention also provides the communicator of fourth embodiment, and it is described in detail on the basis of the communicator disclosed in second embodiment.When user equipment 71 carries out service request, user equipment 71 sends service requesting information to the receiving unit 721 of access network entity 72, the transmitting element 723 of access network entity 72 sends service requesting information to MME731, MME731 sends initial context to the receiving unit 721 of access network entity 72 and sets up solicited message, access network entity 72 and user equipment 71 set up radio bearer, transmitting element 723 sends initial context to MME731 and sets up completion information, and it is the first information that initial context, which is set up and completes information,.
Equipment of the core network 73 produces the second information according to the first information to be included：MME731 sends modification carrying solicited message to S-GW732, S-GW732 sends modification carrying solicited message to P-GW733, P-GW733 and PCRF734 carries out IP-CAN session modifications, P-GW733 sends bearing modification response message to S-GW732, S-GW732 sends bearing modification response message to MME733, MME731 is to the sending strategy response message of access network entity 72, and wherein policy response information is the second information.
After receiving unit 721 receives policy response information, processing unit 722 carries out load transfer decision-making to user equipment 71 according to policy response information.
Fig. 9 is referred to, Fig. 9 is the structural representation of the communicator of fifth embodiment of the invention.As shown in figure 9, the communicator disclosed in the present embodiment includes user equipment 91, access network entity 92 and equipment of the core network 93.Wherein, access network entity 92 passes through wired or wireless carry out network connection with user equipment 91 and equipment of the core network 93 respectively, access network entity 92 includes at least one entity, when access network entity 92 includes multiple entities, message is sent between multiple entities, access network entity 92 is base station or radio access network entity controlled entity.
In the present embodiment, access network entity 92 includes receiver 921, processor 922 and transmitter 923, and processor 922 is connected with receiver 921 and transmitter 923 respectively.Equipment of the core network 93 includes MME931, wherein the transmitter 923 of access network entity 92 sends the first information to MME931, the first information includes obtaining the solicited message of UE corresponding strategies, and obtaining the solicited message of UE corresponding strategies is used to indicate to obtain the strategy request related to user equipment 91.Equipment of the core network 93 produces the second information according to the first information, and the second information includes policy response information, and policy response information carries the strategy related to user equipment 91.MME931 sends the second information to access network entity 92, the receiver 921 of access network entity 92 receives the second information, and by the second information transmission to processor 922, processor 922 carries out load transfer decision-making to user equipment 91 according to the policy response information of the second information.Preferably, processor 922 carries out load transfer decision-making to user equipment 91 according to policy response information between 3GPP networks and non-3 GPP network, i.e. processor 922 is connected to 3GPP networks according to policy response information control user equipment 91 or user equipment 91 is connected to non-3 GPP network, user equipment 91 can be improved and carry out the accuracy of load transfer decision-making, and improve Consumer's Experience effect.
It is different from the situation of prior art, the present invention sends the first information by access network entity to equipment of the core network, and receive the second information from equipment of the core network, wherein the second information includes policy response information, access network entity carries out load transfer decision-making to user equipment according to policy response information, the accuracy that user equipment carries out load transfer decision-making can be improved, it is to avoid the decision-making that user equipment is made according to strategy is unpredictable, and improves Consumer's Experience effect.
It the foregoing is only embodiments of the invention; it is not intended to limit the scope of the invention; equivalent structure or equivalent flow conversion that every utilization description of the invention and accompanying drawing content are made; or other related technical fields are directly or indirectly used in, it is included within the scope of the present invention.

Claims (19)

  1. It is a kind of obtain user equipment (UE) corresponding strategies method, access network entity respectively with user equipment and equipment of the core network wireless connection, it is characterised in that methods described includes：
    The access network entity sends the first information to the equipment of the core network, and the first information includes obtaining the solicited message of UE corresponding strategies；
    The access network entity receives the second information from the equipment of the core network, second information is the equipment of the core network according to produced by the first information, and second information includes policy response information, so that the access network entity carries out load transfer decision-making to the user equipment according to the policy response information.
  2. According to the method described in claim 1, it is characterised in that when the user equipment is attached, methods described also includes：
    The access network entity receives attach request information from the user equipment, and the first information is the attach request information.
  3. Method according to claim 2, it is characterised in that the access network entity receives the second information from the equipment of the core network to be included：The access network entity receives initial context from the equipment of the core network and sets up solicited message, and second information is that the initial context sets up solicited message.
  4. According to the method described in claim 1, it is characterised in that when the user equipment modifies carrying, the access network entity receives the second information from the equipment of the core network to be included：The access network entity receives modification bearing response message from the equipment of the core network, and second information is the modification bearing response message.
  5. According to the method described in claim 1, it is characterised in that when the user equipment carries out service request, methods described also includes：
    The access network entity receives service requesting information from the user equipment, and sends the service requesting information to the equipment of the core network；
    The access network entity receives initial context from the equipment of the core network and sets up solicited message；
    The access network entity sets up radio bearer with the user equipment, and sends initial context foundation completion information to the equipment of the core network；
    Wherein, the first information is that the initial context sets up completion information.
  6. A kind of access network entity, the access network entity respectively with user equipment and equipment of the core network wireless connection, it is characterized in that, the access network entity includes receiving unit, processing unit and transmitting element, the transmitting element sends the first information to the equipment of the core network, and the first information includes obtaining the solicited message of UE corresponding strategies；The receiving unit from the equipment of the core network receive the second information, second information be the equipment of the core network according to produced by the first information, and second information include policy response information；The processing unit carries out load transfer decision-making to the user equipment according to the policy response information.
  7. Access network entity according to claim 6, it is characterized in that, when the user equipment is attached, the receiving unit receives attach request information from the user equipment, and the receiving unit receives initial context from the equipment of the core network and sets up solicited message, the wherein described first information is the attach request information, and second information is that the initial context sets up solicited message.
  8. Access network entity according to claim 6, it is characterised in that when the user equipment modifies carrying, the receiving unit receives modification bearing response message from the equipment of the core network, wherein second information is the modification bearing response message.
  9. Access network entity according to claim 6, it is characterized in that, when the user equipment carries out service request, the receiving unit receives service requesting information from the user equipment, and the transmitting element sends the service requesting information to the equipment of the core network；The receiving unit receives initial context from the equipment of the core network and sets up solicited message；The access network entity sets up radio bearer with the user equipment, and the transmitting element sends initial context to the equipment of the core network and sets up completion information；Wherein, the first information is that the initial context sets up completion information.
  10. A kind of method of acquisition UE corresponding strategies, equipment of the core network passes through access network entity and user equipment wireless connection, it is characterised in that methods described includes：
    The equipment of the core network receives the first information from the access network entity, and the first information includes obtaining the solicited message of UE corresponding strategies；
    The equipment of the core network produces the second information according to the first information, and send second information to the access network entity, second information includes policy response information, so that the access network entity carries out load transfer decision-making to the user equipment according to the policy response information.
  11. Method according to claim 10, it is characterised in that the equipment of the core network includes mobile management entity MME, gateway S-GW, packet data network gateway P-GW or "Policy and Charging Rules Function PCRF.
  12. Method according to claim 11, it is characterised in that when the user equipment is attached, the first information is attach request information, and second information is that initial context sets up solicited message, and methods described also includes：
    The MME receives the attach request information from the access network entity；
    The MME sends to the S-GW and creates session request information；
    The S-GW sends the establishment session request information to the P-GW；
    The P-GW carries out IP with the PCRF and connects access network entity network IP-CAN session modifications；
    The P-GW sends to the S-GW and creates conversational response information；
    The S-GW sends the establishment conversational response information to the MME；
    The MME sends the initial context to the access network entity and sets up solicited message；
    Wherein, described to create the solicited message that session request information includes the corresponding strategies of the acquisition UE, the establishment conversational response information includes the policy response information.
  13. Method according to claim 11, it is characterised in that when the user equipment modifies carrying, the first information is the solicited message of the corresponding strategies of the acquisition UE, and second information is modification bearing response message, and methods described also includes：
    The MME receives the solicited message of the corresponding strategies of the acquisition UE from the access network entity；
    The MME sends modification carrying solicited message to the S-GW；
    The S-GW sends the modification carrying solicited message to the P-GW；
    The P-GW and PCRF carries out IP-CAN session modifications；
    The P-GW sends bearing modification response message to the S-GW；
    The S-GW sends the bearing modification response message to the MME；
    The MME sends the modification bearing response message to the access network entity；
    Wherein, the modification carrying solicited message includes the solicited message of the corresponding strategies of the acquisition UE, and the bearing modification response message includes the policy response information.
  14. Method according to claim 11, it is characterised in that when the user equipment carries out service request, the first information is that initial context sets up completion information, and second message is the policy response information, and methods described also includes：
    The MME receives the initial context from the access network entity and sets up completion information；
    The MME sends modification carrying solicited message to the S-GW；
    The S-GW sends the modification carrying solicited message to the P-GW；
    The P-GW and PCRF carries out IP-CAN session modifications；
    The P-GW sends bearing modification response message to the S-GW；
    The S-GW sends the bearing modification response message to the MME；
    The MME sends the policy response information to the access network entity；
    Wherein, the modification carrying solicited message includes the solicited message of the corresponding strategies of the acquisition UE, and the bearing modification response message includes the policy response information.
  15. A kind of equipment of the core network, the equipment of the core network passes through access network entity and user equipment wireless connection, it is characterised in that the equipment of the core network includes MME, the MME receives the first information from the access network entity, and the first information includes obtaining the solicited message of UE corresponding strategies；The MME sends the second information that the equipment of the core network is produced according to the first information to the access network entity, second information includes policy response information, so that the access network entity carries out load transfer decision-making to the user equipment according to the policy response information.
  16. Equipment of the core network according to claim 15, it is characterised in that the equipment of the core network also includes S-GW, P-GW or PCRF.
  17. Equipment of the core network according to claim 16, it is characterised in that when the user equipment is attached, the first information is attach request information, and second information is that initial context sets up solicited message, then
    The MME receives the attach request information from the access network entity；
    The MME sends to the S-GW and creates session request information；
    The S-GW sends the establishment session request information to the P-GW；
    The P-GW carries out IP with the PCRF and connects access network entity network IP-CAN session modifications；
    The P-GW sends to the S-GW and creates conversational response information；
    The S-GW sends the establishment conversational response information to the MME；
    The MME sends the initial context to the access network entity and sets up solicited message；
    Wherein, described to create the solicited message that session request information includes the corresponding strategies of the acquisition UE, the establishment conversational response information includes the policy response information.
  18. Equipment of the core network according to claim 16, it is characterised in that when the user equipment modifies carrying, the first information is the solicited message of the corresponding strategies of the acquisition UE, and second information is modification bearing response message, then
    The MME receives the solicited message of the corresponding strategies of the acquisition UE from the access network entity；
    The MME sends modification carrying solicited message to the S-GW；
    The S-GW sends the modification carrying solicited message to the P-GW；
    The P-GW and PCRF carries out IP-CAN session modifications；
    The P-GW sends bearing modification response message to the S-GW；
    The S-GW sends the bearing modification response message to the MME；
    The MME sends the modification bearing response message to the access network entity；
    Wherein, the modification carrying solicited message includes the solicited message of the corresponding strategies of the acquisition UE, and the bearing modification response message includes the policy response information.
  19. Equipment of the core network according to claim 16, it is characterised in that when the user equipment carries out service request, the first information is that initial context sets up completion information, and second message is the policy response information, then
    The MME receives the initial context from the access network entity and sets up completion information；
    The MME sends modification carrying solicited message to the S-GW；
    The S-GW sends the modification carrying solicited message to the P-GW；
    The P-GW and PCRF carries out IP-CAN session modifications；
    The P-GW sends bearing modification response message to the S-GW；
    The S-GW sends the bearing modification response message to the MME；
    The MME sends the policy response information to the access network entity；
    Wherein, the modification carrying solicited message includes the solicited message of the corresponding strategies of the acquisition UE, and the bearing modification response message includes the policy response information.
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