CN101990247A

CN101990247A - Data transmission method and device and communication system

Info

Publication number: CN101990247A
Application number: CN 200910166406
Authority: CN
Inventors: 胡伟华; 张艳平
Original assignee: Huawei Technologies Co Ltd
Current assignee: Huawei Technologies Co Ltd
Priority date: 2009-08-07
Filing date: 2009-08-07
Publication date: 2011-03-23
Anticipated expiration: 2029-08-07
Also published as: CN101990247B; WO2011015147A1

Abstract

The invention discloses a data transmission method, a data transmission device and a communication system, relates to the field of communication and solves the problem that data transmission between user equipment and a packet data network by a household access system frame provided by the prior art occupies too many network resources. The technical scheme provided by the invention is that a node with a service shunting function establishes correspondence between the service flow of the user equipment and a wireless access bearer and directly sends the received service flow of the packet data network to the user equipment by using the wireless access bearer according to the correspondence or directly forwards the service flow, which is received by the wireless access bearer, of the user equipment to the packet data network. The method, the device and the system can be applied to a household access system and common macro networks such 3G or long term evolution (LTE).

Description

Data transmission method, device and communication system

Technical field

The present invention relates to the communications field, relate in particular to a kind of data transmission method, device and communication system.

Background technology

In family's connecting system framework, (User Equipment UE) can pass through the wireless family access point access to mobile network to subscriber equipment, and communicates by mobile network and packet data network.As shown in Figure 1, according to the frequency spectrum difference of using, wireless family access point can be 3G Home eNodeB (Home NodeB, HNB), family's evolution base station (Home evolved NodeB, HeNB) or the non-3GPP WAP (wireless access point) of family (Home non-3GPP Wireless Access Point, Home non-3GPP WAP); HNB, HeNB and Home non-3GPP WAP link to each other with family non-3GPP WAP (wireless access point) gateway by general purpose I P access network and 3G femto gateway, family's evolution base station gateway respectively, are connected to the mobile network by 3G femto gateway, the non-3GPP WAP (wireless access point) of family's evolution base station gateway and family gateway.

As shown in Figure 1, network element among the mobile network can comprise: the UMTS Terrestrial radio access network of evolution (Evolved UMTS Territorial Radio Access Network, E-UTRAN) (the Mobility Management Entity of the Mobility Management Entity in, MME), Serving GPRS Support Node (Serving GPRS Supporting Node in the tradition core net, SGSN), Gateway GPRS Support Node (Gateway GPRS Supporting Node in the tradition core net, GGSN), gateway in the evolution core net (Serving Gateway, S-GW), packet data gateway in the evolution core net (Packet Data NetworkGateway, P-GW), the non-3GPP gateway (non-3GPPGW) that comprises multiple realization entity in the non-3GPP network, home subscriber server (Home Subscriber Server, HSS) and the authentication, authorize accounting server (Authentication Authorization and Accounting Server, AAA Server) etc.

When using as shown in Figure 1 family's connecting system framework to carry out transfer of data between UE and the packet data network, data need be transmitted through a plurality of network elements, for example: UE is by after the HNB access network, described HNB is transferred to the 3G femto gateway with the data that UE sends by general purpose I P access network, the 3G femto gateway is transferred to packet data network with described data by SGSN and GGSN, adopt this data transmission method, the path of transfer of data is longer, the network element of data process needs all to be its allocation of transmission resources that the Internet resources that make transfer of data take are more.

Summary of the invention

The embodiment of the invention provides a kind of data transmission method, device and communication system, can save the Internet resources that transfer of data takies, and improves efficiency of transmission.

Embodiments of the invention adopt following technical scheme:

A kind of data transmission method comprises: the node with service distributing function is set up the Business Stream of subscriber equipment and the corresponding relation of RAB; Described node with service distributing function is according to described corresponding relation, and the Business Stream of the packet data network that receives is directly sent to described subscriber equipment by RAB; Perhaps, the Business Stream of the described subscriber equipment that will receive by RAB directly is transmitted to described packet data network.

A kind of node with service distributing function comprises:

Set up the unit, be used to set up the Business Stream of subscriber equipment and the corresponding relation of RAB;

Transmission unit is used for according to the described Business Stream set up the unit and the corresponding relation of RAB set up, and the Business Stream of the packet data network that receives is directly sent to described subscriber equipment by RAB; Perhaps, the Business Stream of the described subscriber equipment that will receive by RAB directly is transmitted to described packet data network.

A kind of communication system, comprise: the service distributing device, be used for the Business Stream and the RAB of subscriber equipment are set up corresponding relation, the Business Stream of the packet data network that receives directly sent to described subscriber equipment by RAB according to the corresponding relation of described Business Stream and RAB; Perhaps, the Business Stream of the described subscriber equipment that will receive by RAB directly is transmitted to described packet data network.

The data transmission method that the embodiment of the invention provides, device and communication system, node with service distributing function, the Business Stream and the RAB of subscriber equipment can be set up corresponding relation, and the data of transmitting between subscriber equipment and the packet data network are directly transmitted according to this corresponding relation, do not take Access Network and handle bandwidth to the transfer resource and the core net user face of core net, the Internet resources that transfer of data takies have been saved, solved and adopted in the prior art that transfer of data takies the too much problem of Internet resources between the subscriber equipment and packet data network, improve message transmission rate, and then improved user's business experience.

Description of drawings

In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.

Family's connecting system configuration diagram that Fig. 1 provides for prior art;

The data transmission method flow chart that Fig. 2 provides for the embodiment of the invention;

The data transmission method sequential chart that Fig. 3 provides for another embodiment of the present invention;

The data transmission method sequential chart that Fig. 4 provides for further embodiment of this invention;

The data transmission method sequential chart that Fig. 5 provides for yet another embodiment of the invention;

The data transmission method sequential chart that Fig. 6 provides for yet another embodiment of the invention;

The data transmission method sequential chart that Fig. 7 provides for yet another embodiment of the invention;

The data transmission method sequential chart that Fig. 8 provides for yet another embodiment of the invention;

The data transmission method sequential chart that Fig. 9 provides for yet another embodiment of the invention;

The data transmission method sequential chart that Figure 10 provides for yet another embodiment of the invention;

The data discharge mechanism structural representation that Figure 11 provides for the embodiment of the invention;

Set up the structural representation of unit in the data discharge mechanism that Figure 12 provides for the embodiment of the invention shown in Figure 11.

Embodiment

Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that is obtained under the creative work prerequisite.

Carry out for the family's connecting system framework that adopts prior art to provide is provided that transfer of data takies the too much problem of Internet resources between subscriber equipment and the packet data network, the embodiment of the invention provides a kind of data transmission method, device and communication system.

As shown in Figure 2, the data transmission method that the embodiment of the invention provides comprises:

Step 201, the node with service distributing function is set up the Business Stream of UE and the corresponding relation of RAB;

Step 202 has the corresponding relation of the node of service distributing function according to Business Stream and RAB, will directly send to UE by RAB from the downstream service flow of packet data network; Perhaps, the uplink service stream of the UE that will receive by RAB directly is transmitted to packet data network.

In the present embodiment, packet data network can be internet or enterprise network etc.; Node with service distributing function can be the Home eNodeB or the femto gateway of integrated core net user plane gateway, and wherein, described user plane gateway is SGSN, perhaps P-GW, perhaps P-GW and S-GW; Described Home eNodeB can be HNB, HeNB, NodeB or eNodeB etc.; Described femto gateway is the 3G femto gateway, perhaps family's evolution base station gateway, perhaps base station controller, perhaps radio network controller etc.

Further, in the present embodiment, step 201 specifically can be set up the Business Stream of UE and the corresponding relation of RAB by following any one method:

1, request is set up in the node reception carrying with service distributing function, this carrying request of setting up comprises GPRS tunnel protocol (the GPRS Tunnelling Protocol that receives upstream data, GTP) the IP address in tunnel and Tunnel End Point Identifier (Tunnel Endpoint Identifier, TEID); Have IP address and the TEID of the node of service distributing function according to the GTP tunnel that receives upstream data, obtain the core net bearer context of UE correspondence from this locality, and Business Stream and the RAB relevant with this core net bearer context are set up corresponding relation.

In the present embodiment, the Business Stream of UE and the corresponding relation of RAB can be the mapping relations of Business Stream and the RAB of UE, and further, this mapping relations table can be a mapping relations table, also can be other the form of expression, as:

The Business Stream A...... RAB a of UE1;

The Business Stream B...... RAB b of UE2;

......

The Business Stream of UE and the corresponding relation of RAB also can be the signs of adding pairing RAB in the Business Stream of UE, it also can be the sign of adding the Business Stream of pairing UE in the RAB, also can be the sign of in the Business Stream of UE, adding pairing RAB, the sign of in RAB, adding the Business Stream of pairing UE simultaneously.

Node with service distributing function can also be set up the corresponding relation of Business Stream and RAB by additive method, does not give unnecessary details herein.

In other embodiments, also can be to the corresponding relation of the Business Stream of UE and RAB with reference to description herein.

Alternatively, carrying is set up in the request can also comprise the service distributing indication information, node with service distributing function determines that according to the service distributing indication information carrying adopts after the service distributing mode sets up, IP address and TEID according to the GTP tunnel that receives upstream data, obtain the core net bearer context of UE correspondence from this locality, and Business Stream and RAB that this core net bearer context is relevant are set up corresponding relation.

2, request is set up in the node reception carrying with service distributing function; Wherein, can comprise bearing identification in this carrying request, node with service distributing function is according to this carrying request of setting up bearing identification that comprises and User Identity (the international mobile subscriber identity that obtains, IMSI), obtain the core net bearer context of UE correspondence from this locality, and Business Stream and RAB that the core net bearer context is relevant are set up corresponding relation.

Node with service distributing function also can obtain the core net bearer context of UE correspondence according to the IMSI that obtains from this locality, and Business Stream and RAB that the core net bearer context is relevant are set up corresponding relation.

In the present embodiment, bearing identification can also be wireless access bearing sign (Radio Access BearerIdentity, RAB ID), perhaps Network Service Access Point Identifier (Net Service Access Point Identity, etc.

In the present embodiment, the node with service distributing function can obtain the IMSI of UE from user's context (3G femto gateway service distributing scene); Perhaps, when the carrying request of setting up comprised IMSI, the node with service distributing function also can be set up the IMSI that obtains UE the request from this carrying.

Alternatively, the carrying request of setting up can also comprise the service distributing indication information, node with service distributing function determines that according to the service distributing indication information carrying adopts after the service distributing mode sets up, according to IMSI and bearing identification, obtain the core net bearer context of UE correspondence from this locality, and Business Stream and RAB that this core net bearer context is relevant are set up corresponding relation, further, when comprising IMSI in the carrying foundation request, this IMSI is as the service distributing indication information.

3, the node with service distributing function receives more new bearer request, this more the new bearer request package contain the IP address and the TEID of the GTP tunnel of downlink data receiving; Have IP address and the TEID of the node of service distributing function according to the GTP tunnel of downlink data receiving, obtain the RAB context of UE correspondence from this locality, and this RAB set up corresponding relation with the relevant Business Stream of core net bearer context that more new bearer request is relevant, wherein, described core net bearer context is the core net bearer context corresponding with UE.

Alternatively, more new bearer request can also comprise the service distributing indication information, node with service distributing function determines that according to the service distributing indication information carrying adopts after the service distributing mode sets up, IP address and TEID according to the GTP tunnel of downlink data receiving, obtain the RAB context of UE correspondence from this locality, and this RAB is set up corresponding relation with the related pairing Business Stream of core net bearer context of new bearer request more.

4, the node with service distributing function receives more new bearer request; Wherein, this more can comprise bearing identification in the new bearer request, node with service distributing function is according to relevant bearing identification and the IMSI of new bearer request more, obtain the RAB context of UE correspondence from this locality, and this RAB is set up corresponding relation with the related pairing Business Stream of core net bearer context of new bearer request more.In the present embodiment, bearing identification can also be RAB ID or NSAPI etc., and described core net bearer context is the core net bearer context corresponding with UE.

Alternatively, more new bearer request can also comprise the service distributing indication information, node with service distributing function determines that according to the service distributing indication information carrying adopts after the service distributing mode sets up, obtain the RAB context of UE correspondence from this locality according to IMSI and bearing identification, and this RAB is set up corresponding relation with the related pairing Business Stream of core net bearer context of new bearer request more.

The data transmission method that the embodiment of the invention provides, node with service distributing function can be set up corresponding relation with Business Stream and the RAB of UE, and the data of transmitting between UE and the packet data network are directly transmitted according to this corresponding relation, do not take Access Network and handle bandwidth to the transfer resource and the core net user face of core net, the Internet resources that transfer of data takies have been saved, the family's connecting system framework that adopts prior art to provide has been provided has carried out that between UE and the Packet Data Network transfer of data takies the too much problem of Internet resources, improve message transmission rate, and then improved user's business experience.

In order to make those skilled in the art can more be expressly understood the technical scheme that the embodiment of the invention provides, the data transmission method that the embodiment of the invention provides is elaborated below by specific embodiment.

In another embodiment provided by the invention, the node with service distributing function is the femto gateway of integrated core net user plane gateway; Wherein, femto gateway can be 3G femto gateway (HomeNodeB Gateway), perhaps family's evolution base station gateway (Home eNodeB Gateway), and the core net user plane gateway can be GGSN, perhaps S-GW and P-GW.

As shown in Figure 3, the data transmission method that another embodiment of the present invention provides comprises:

Step 301, UE sends the carrying request of setting up to the core network mobility management entity.

In the present embodiment, Mobility Management Entity can be SGSN or MME etc.

Step 302, the core network mobility management entity sends the carrying request of creating to the core net user plane gateway.

Step 303, the core net user plane gateway is created carrying for this UE, and carrying distributing IP address for creating, the IP address and the TEID that distribute the GTP tunnel that receives upstream data, send establishment carrying response to the core network mobility management entity, comprise the IP address and the TEID of the GTP tunnel that receives upstream data in this establishment carrying response.

In the present embodiment, the core net user plane gateway can by one independently message will send to UE for the carrying IP address allocated, also can send to UE with being included in to create in the carrying response for the carrying IP address allocated, do not give unnecessary details herein.

Step 304, the core network mobility management entity sends carrying to femto gateway and sets up request, and the IP address and the TEID of the GTP tunnel of the reception upstream data that request package including core network user plane gateway distributes set up in this carrying; Alternatively, the carrying request of setting up can also comprise service distributing indication information and/or IMSI, and further, described service distributing indication information can be IMSI.

Step 305, femto gateway distributing user face resource, the IP address and the TEID of the GTP tunnel of the reception upstream data that comprises according to the carrying request of setting up, integrated core net user plane gateway is obtained the core net bearer context of UE correspondence from this locality, (Radio Access Bearer Identity RAB) sets up corresponding relation for Business Stream that this core net bearer context is relevant and RAB.

In the present embodiment, femto gateway can be set up the corresponding relation of Business Stream and RAB with the form of mapping table; Also can be in Business Stream, adding the RAB corresponding identification, and/or in RAB, add the form of Business Stream corresponding identification, set up the corresponding relation of Business Stream and RAB.Certainly, in the use of reality, can also set up the corresponding relation of Business Stream and RAB, not give unnecessary details herein by additive method.

Alternatively, femto gateway can also be set up bearing identification and the IMSI that comprises in the request according to carrying in the step 305, the core net user plane gateway integrated from this locality obtained the core net bearer context, and this core net bearer context corresponding service stream and RAB are set up corresponding relation.Wherein, bearing identification can also be RAB ID or NSAPI etc.In the present embodiment, when comprising IMSI in the carrying foundation request, femto gateway can be set up the request from this carrying obtain IMSI; Perhaps, when family's base-station gateway is the 3G femto gateway, also can from the user's context that obtains in advance, obtain IMSI, every kind of situation not given unnecessary details one by one herein.

Alternatively, comprise the service distributing indication information if carrying is set up in the request, femto gateway can adopt the service distributing mode to set up according to definite carrying of this service distributing indication information earlier, then, reallocation user face resource is set up corresponding relation between core net carrying and the RAB.

After family's base-station gateway was set up corresponding relation with the Business Stream of UE and RAB, the up-downgoing route of femto gateway inside was connected, and the subsequent user business datum can be carried out data transmit-receive to the interface of Packet Data Network by femto gateway.

Step 306, femto gateway sends carrying to Home eNodeB and sets up request.

In the present embodiment, Home eNodeB can be HNB or HeNB.

Step 307, Home eNodeB is set up request content distributing user face resource according to the carrying that receives, and initiation and UE set up the process of empty port load-supporting.

Step 308, Home eNodeB distributes the IP address and the TEID of the GTP tunnel of downlink data receiving, carries to the femto gateway transmission and sets up response, and the IP address and the TEID of the GTP tunnel that responds the downlink data receiving that comprises the Home eNodeB distribution set up in this carrying.

Step 309, femto gateway distributes the IP address and the TEID of the GTP tunnel of downlink data receiving, carry the foundation response to the transmission of core network mobility management entity, the IP address and the TEID of the GTP tunnel that responds the downlink data receiving that comprises the femto gateway distribution set up in this carrying.

Step 310, the core network mobility management entity sends more new bearer request to the core net user plane gateway, and this more comprises the IP address and the TEID of the GTP tunnel of the downlink data receiving that femto gateway distributes in the new bearer request.

Step 311, the core net user plane gateway sends more new bearer response as replying to the core network mobility management entity.

Alternatively, step 312, the core network mobility management entity is accepted message informing UE carrying foundation to UE transmission foundation carrying and is finished.In the present embodiment, step 312 also can be set up in the process at the empty port load-supporting of step 307 and carry out, and does not do herein and gives unnecessary details.

Further, by above flow process as shown in Figure 3, after the Business Stream of UE and RAB set up corresponding relation, the downstream service flow that femto gateway receiving block data network sends can send to UE with described downstream service flow by radio bearer according to described corresponding relation.Perhaps,

When femto gateway receives the uplink service stream that UE sends by RAB, can be according to the corresponding relation of setting up, the uplink service stream that obtains this UE does not need to transmit by the core net carrying, directly sends to packet data network.Corresponding place among other embodiment of the present invention also can be with reference to the description of the embodiment of the invention.

The data transmission method that the embodiment of the invention provides, femto gateway can be set up corresponding relation with relevant Business Stream and the RAB of core net carrying of UE, and the data of transmitting between UE and the packet data network are directly transmitted according to this corresponding relation, do not take Access Network and handle bandwidth to the transfer resource and the core net user face of core net, the Internet resources that transfer of data takies have been saved, the family's connecting system framework that adopts prior art to provide has been provided has carried out that between UE and the internet transfer of data takies the too much problem of Internet resources, improve message transmission rate, and then improved user's business experience.

In the another embodiment that the embodiment of the invention provides, the node with service distributing function is the Home eNodeB of integrated core net user plane gateway; Wherein, Home eNodeB can be HNB or HeNB, and the core net user plane gateway can be GGSN, perhaps S-GW and P-GW.

As shown in Figure 4, the data transmission method that further embodiment of this invention provides comprises:

Step 401-403 is basic identical with step 301-303 as shown in Figure 3, repeats no more herein.

Step 404, the core network mobility management entity sends carrying to femto gateway and sets up request, the IP address and the TEID of the GTP tunnel of the reception upstream data that request package including core network user plane gateway distributes set up in this carrying, and service distributing indication information, alternatively, the carrying request of setting up can also comprise IMSI, and further, described service distributing indication information can be IMSI.

Step 405, femto gateway is set up the service distributing indication information that comprises in the request according to carrying, and distributing user face resource is not transmitted described carrying to Home eNodeB and is set up request.

Step 406, Home eNodeB is set up request content distributing user face resource according to the carrying that receives, and initiation and UE set up the process of empty port load-supporting; Simultaneously, Home eNodeB is set up the definite carrying of the service distributing indication information that comprises in the request according to carrying and is adopted the service distributing mode to set up, the IP address and the TEID of the GTP tunnel of the reception upstream data that comprises according to the carrying request of setting up then, the core net user plane gateway integrated from this locality obtained the core net bearer context, and this core net bearer context corresponding service stream and RAB are set up corresponding relation.

In the present embodiment, Home eNodeB can be set up the corresponding relation of Business Stream and RAB with the form of mapping table; Also can be in Business Stream, adding the RAB corresponding identification, and/or in RAB, add the form of Business Stream corresponding identification, set up the corresponding relation of Business Stream and RAB.Certainly, in the use of reality, can also set up the corresponding relation of Business Stream and RAB, not give unnecessary details herein by additive method.

Alternatively, when comprising IMSI in the carrying foundation request, Home eNodeB can also be set up bearing identification and the IMSI that comprises in the request according to carrying in the step 406, the core net user plane gateway integrated from this locality obtained the core net bearer context, and Business Stream and RAB that this core net bearer context is relevant set up corresponding relation.Wherein, bearing identification can also be RAB ID or NSAPI etc.

After corresponding relation was set up with the Business Stream of UE and RAB in the family base station, the up-downgoing route of Home eNodeB inside was connected, and the subsequent user business datum can be carried out data transmit-receive to the interface of packet data network by Home eNodeB.

Step 407, Home eNodeB distributes the IP address and the TEID of the GTP tunnel of downlink data receiving, carries to the femto gateway transmission and sets up response, and the IP address and the TEID of the GTP tunnel that responds the downlink data receiving that comprises the Home eNodeB distribution set up in this carrying.

Step 408, femto gateway are carried to the transmission of core network mobility management entity and are set up response, and the IP address and the TEID of the GTP tunnel that responds the downlink data receiving that comprises the Home eNodeB distribution set up in this carrying.

Step 409, the core network mobility management entity sends more new bearer request to the core net user plane gateway, and this more comprises the IP address and the TEID of the GTP tunnel of the downlink data receiving that Home eNodeB distributes in the new bearer request.

Step 410, the core net user plane gateway sends more new bearer response as replying to the core network mobility management entity.

Alternatively, step 411, the core network mobility management entity is accepted message informing UE carrying foundation to UE transmission foundation carrying and is finished.In the present embodiment, step 411 also can be set up in the process at the empty port load-supporting of step 406 and carry out, and does not do herein and gives unnecessary details.

By above flow process as shown in Figure 4, after the Business Stream of UE and RAB set up corresponding relation, Home eNodeB can directly send to UE by RAB with the downstream service flow from packet data network, directly is transmitted to packet data network after will receiving by RAB from the uplink service stream of UE.

The data transmission method that the embodiment of the invention provides, Home eNodeB can be set up corresponding relation with Business Stream and the RAB of UE, and the data of transmitting between UE and the packet data network are directly transmitted according to this corresponding relation, do not take Access Network and handle bandwidth to the transfer resource and the core net user face of core net, the Internet resources that transfer of data takies have been saved, the family's connecting system framework that adopts prior art to provide has been provided has carried out that between UE and the packet data network transfer of data takies the too much problem of Internet resources, improve message transmission rate, and then improved user's business experience.

In an embodiment more provided by the invention, the node with service distributing function is the femto gateway of integrated core net user plane gateway; Wherein, femto gateway can be 3G femto gateway (HomeNodeB Gateway), perhaps family's evolution base station gateway (Home eNodeB Gateway), and the core net user plane gateway can be GGSN, perhaps S-GW and P-GW.

As shown in Figure 5, the data transmission method that yet another embodiment of the invention provides comprises:

Step 501-504 is basic identical with step 301-304 as shown in Figure 3, repeats no more herein.

Step 505, femto gateway distributing user face resource sends carrying to Home eNodeB and sets up request.

Step 506, Home eNodeB is set up request content distributing user face resource according to the carrying that receives, and initiation and UE set up the process of empty port load-supporting.

Step 507, Home eNodeB distributes the IP address and the TEID of the GTP tunnel of downlink data receiving, carries to the femto gateway transmission and sets up response, and the IP address and the TEID of the GTP tunnel that responds the downlink data receiving that comprises the Home eNodeB distribution set up in this carrying.

Step 508, femto gateway distributes the IP address and the TEID of the GTP tunnel of downlink data receiving, carry the foundation response to the transmission of core network mobility management entity, the IP address and the TEID of the GTP tunnel that responds the downlink data receiving that comprises the femto gateway distribution set up in this carrying.

Step 509, the core network mobility management entity sends more new bearer request to the core net user plane gateway, this more the new bearer request package contain the IP address and the TEID of the GTP tunnel of the downlink data receiving that femto gateway distributes; Alternatively, more new bearer request can also comprise the service distributing indication information.

Step 510, the IP address and the TEID of the GTP tunnel of the downlink data receiving that the femto gateway that the core net user plane gateway contains according to new bearer request package more distributes, integrated femto gateway obtains the RAB context from this locality, and the core net carrying corresponding service stream that RAB is related with new bearer request is more set up corresponding relation.

In the present embodiment, the core net user plane gateway can be set up the corresponding relation of Business Stream and RAB with the form of mapping table; Also can be in Business Stream, adding the RAB corresponding identification, and/or in RAB, add the form of Business Stream corresponding identification, set up the corresponding relation of Business Stream and RAB.Certainly, in the use of reality, can also set up the corresponding relation of Business Stream and RAB, not give unnecessary details herein by additive method.

Alternatively, core network users veil closes more relevant bearing identification and the IMSI of new bearer request of all right basis in the step 510, integrated femto gateway obtains the RAB context from this locality, the core net bearer context relevant according to new bearer request more set up relevant Business Stream of core net bearer context and the corresponding relation of RAB.Wherein, bearing identification can also be RAB ID or NSAPI etc.

Alternatively, if more the new bearer request package contains the service distributing indication information, the core net user plane gateway can be set up according to the definite carrying employing of this service distributing indication information service distributing mode earlier, then, sets up corresponding relation between Business Stream and the RAB again.

Because the core net user plane gateway is integrated on the femto gateway, so after the core net user plane gateway is set up corresponding relation with the Business Stream of UE and RAB, the up-downgoing route of femto gateway inside is connected, and the subsequent user business datum can be carried out data transmit-receive to the interface of Packet Data Network by femto gateway.

Step 511, the core net user plane gateway sends more new bearer response as replying to the core network mobility management entity.

Alternatively, step 512, the core network mobility management entity sends to set up to carry to UE accepts message informing UE.In the present embodiment, step 512 also can be set up in the process at the empty port load-supporting of step 506 and carry out, and does not do herein and gives unnecessary details.

By above flow process as shown in Figure 4, after the Business Stream of UE and RAB set up corresponding relation, femto gateway can directly send to UE by RAB with the downstream service flow from packet data network, directly is transmitted to packet data network after will receiving by RAB from the uplink service stream of UE.

The data transmission method that the embodiment of the invention provides, femto gateway can be set up corresponding relation with Business Stream and the RAB of UE, and the data of transmitting between UE and the packet data network are directly transmitted according to this corresponding relation, do not take Access Network and handle bandwidth to the transfer resource and the core net user face of core net, the Internet resources that transfer of data takies have been saved, the family's connecting system framework that adopts prior art to provide has been provided has carried out that between UE and the packet data network transfer of data takies the too much problem of Internet resources, improve message transmission rate, and then improved user's business experience.

In the embodiment again that the embodiment of the invention provides, the node with service distributing function is the Home eNodeB of integrated core net user plane gateway; Wherein, Home eNodeB can be HNB or HeNB, and the core net user plane gateway can be GGSN, perhaps S-GW and P-GW.

As shown in Figure 6, the data transmission method that yet another embodiment of the invention provides comprises:

Step 601-603 is basic identical with step 301-303 as shown in Figure 3, repeats no more herein.

Step 604, the core network mobility management entity sends carrying to femto gateway and sets up request, the IP address and the TEID of the GTP tunnel of the reception upstream data that request package including core network user plane gateway distributes set up in this carrying, and service distributing indication information, alternatively, the carrying request of setting up can also comprise IMSI, and further, described service distributing indication information can be IMSI.

Step 605, femto gateway is set up the service distributing indication information that comprises in the request according to carrying, and distributing user face resource is not transmitted described carrying to Home eNodeB and is set up request.

Step 606, Home eNodeB is set up request content distributing user face resource according to the carrying that receives, and initiation and UE set up the process of empty port load-supporting.

Step 607, Home eNodeB distributes the IP address and the TEID of the GTP tunnel of downlink data receiving, carries to the femto gateway transmission and sets up response, and the IP address and the TEID of the GTP tunnel that responds the downlink data receiving that comprises the Home eNodeB distribution set up in this carrying.

Step 608, femto gateway are carried to the transmission of core network mobility management entity and are set up response, and the IP address and the TEID of the GTP tunnel that responds the downlink data receiving that comprises the Home eNodeB distribution set up in this carrying.

Step 609, the core network mobility management entity sends more new bearer request to the core net user plane gateway, this more the new bearer request package contain the IP address and the TEID of the GTP tunnel of the downlink data receiving that Home eNodeB distributes; Alternatively, more new bearer request can also comprise the service distributing indication information.

Step 610, the IP address and the TEID of the GTP tunnel of the downlink data receiving that the Home eNodeB that the core net user plane gateway contains according to new bearer request package more distributes, integrated Home eNodeB obtains the RAB context from this locality, and the core net carrying corresponding service stream that RAB is related with new bearer request is more set up corresponding relation.

Alternatively, core network users veil closes more relevant bearing identification and the IMSI of new bearer request of all right basis in the step 610, integrated Home eNodeB obtains the RAB context from this locality, and the core net carrying corresponding service stream that the RAB of this RAB context correspondence is related with new bearer request is more set up corresponding relation.Wherein, bearing identification can also be RAB ID or NSAPI etc.

Because the core net user plane gateway is integrated on the Home eNodeB, so after the core net user plane gateway is set up corresponding relation with the Business Stream of UE and RAB, the up-downgoing route of Home eNodeB inside is connected, and the subsequent user business datum can be carried out data transmit-receive to the interface of packet data network by Home eNodeB.

Step 611 and 612 and step 511 as shown in Figure 5 and 512 basic identical is not done herein and is given unnecessary details.

By above flow process as shown in Figure 6, after the Business Stream of UE and RAB set up corresponding relation, Home eNodeB can directly send to UE by RAB with the downstream service flow from packet data network, directly is transmitted to packet data network after will receiving by RAB from the uplink service stream of UE.

In an embodiment more provided by the invention, the node with service distributing function is the femto gateway of integrated P-GW, and the node of this service distributing function does not comprise S-GW; Wherein, femto gateway can be 3G femto gateway (Home NodeB Gateway), perhaps family's evolution base station gateway (HomeeNodeB Gateway).

As shown in Figure 7, the data transmission method that yet another embodiment of the invention provides comprises:

Step 701, UE sends the carrying request of setting up to Mobility Management Entity.

In the present embodiment, Mobility Management Entity can be SGSN or MME etc.

Step 702, the core network mobility management entity sends the carrying request of creating to S-GW.

Step 703, S-GW distributing user face resource, the IP address and the TEID of the GTP tunnel of distribution reception upstream data send the establishment carrying to P-GW and ask, and the IP address and the TEID of the GTP tunnel of the reception upstream data that comprises the S-GW distribution in the request carried in this establishment.

Step 704, the carrying distributing IP address of P-GW for creating, the IP address and the TEID that distribute the GTP tunnel of reception upstream data send establishment carrying response to S-GW, and the IP address and the TEID of the GTP tunnel of the reception upstream data that comprises the P-GW distribution in the response carried in this establishment.

In the present embodiment, P-GW can by one independently message will send to UE for the carrying IP address allocated, can not give unnecessary details creating in the carrying response for the carrying IP address allocated is included in herein yet.

Step 705, S-GW is to core network mobility management entity transmission establishment carrying response, and this establishment carrying responds the IP address and the TEID of the GTP tunnel of the reception upstream data that comprises S-GW and P-GW distribution.

Step 706, the core network mobility management entity sends carrying to femto gateway and sets up request, and this carrying request of setting up comprises the IP address and the TEID of GTP tunnel of the reception upstream data of P-GW distribution; Alternatively, the carrying request of setting up can also comprise service distributing indication information and/or IMSI, and further, described service distributing indication information can be IMSI.

Step 707, femto gateway distributing user face resource, the IP address and the TEID that comprise the GTP tunnel of the reception upstream data that P-GW distributes according to the carrying request of setting up, integrated P-GW obtains the core net bearer context from this locality, (RadioAccess Bearer Identity RAB) sets up corresponding relation with this core net bearer context corresponding service stream and RAB.

Alternatively, femto gateway can also be set up bearing identification that comprises in the request and the IMSI that obtains according to carrying in the step 707, integrated P-GW obtains the core net bearer context from this locality, and this core net bearer context corresponding service stream and RAB are set up corresponding relation.Wherein, bearing identification can also be RAB ID or NSAPI etc.In the present embodiment, when comprising IMSI in the carrying foundation request, femto gateway can be set up the request from this carrying obtain IMSI; Perhaps, when family's base-station gateway is the 3G femto gateway, also can from the user's context that obtains in advance, obtain IMSI, every kind of situation not given unnecessary details one by one herein.

Alternatively, comprise the service distributing indication information if carrying is set up in the request, femto gateway can adopt the service distributing mode to set up according to definite carrying of this service distributing indication information earlier, then, reallocation user face resource is set up corresponding relation between Business Stream and the RAB.

Step 708, femto gateway sends carrying to Home eNodeB and sets up request.

In the present embodiment, Home eNodeB can be HNB or HeNB.

Step 709, Home eNodeB is set up request content distributing user face resource according to the carrying that receives, and initiation and UE set up the process of empty port load-supporting.

Step 710, Home eNodeB distributes the IP address and the TEID of the GTP tunnel of downlink data receiving, carries to the femto gateway transmission and sets up response, and the IP address and the TEID of the GTP tunnel that responds the downlink data receiving that comprises the Home eNodeB distribution set up in this carrying.

Step 711, femto gateway distributes the IP address and the TEID of the GTP tunnel of downlink data receiving, carry the foundation response to the transmission of core network mobility management entity, the IP address and the TEID of the GTP tunnel that responds the downlink data receiving that comprises the femto gateway distribution set up in this carrying.

Step 712, the core network mobility management entity sends more new bearer request to S-GW, and this more comprises the IP address and the TEID of the GTP tunnel of the downlink data receiving that femto gateway distributes in the new bearer request.

Step 713, S-GW sends more new bearer response as replying to the core network mobility management entity.

Alternatively, step 714, the core network mobility management entity sends to set up to carry to UE accepts message informing UE.In the present embodiment, step 714 also can be set up in the process at the empty port load-supporting of step 709 and carry out, and does not do herein and gives unnecessary details.

By above flow process as shown in Figure 7, after the Business Stream of UE and RAB set up corresponding relation, femto gateway can directly send to UE by RAB with the downstream service flow from packet data network, directly is transmitted to packet data network after will receiving by RAB from the uplink service stream of UE.

In an embodiment more provided by the invention, the node with service distributing function is the Home eNodeB of integrated P-GW, and the node of this service distributing function does not comprise S-GW; Wherein, Home eNodeB can be HNB or HeNB.

As shown in Figure 8, the data transmission method that yet another embodiment of the invention provides comprises:

Step 801-805 is basic identical with step 701-705 as shown in Figure 7, does not give unnecessary details herein.

Step 806, the core network mobility management entity sends carrying to femto gateway and sets up request, this carrying request of setting up comprises the IP address and the TEID of the GTP tunnel of the reception upstream data that P-GW distributes, and service distributing indication information, alternatively, the carrying request of setting up can also comprise IMSI, and further, described service distributing indication information can be IMSI.

Step 807, femto gateway is set up the service distributing indication information that comprises in the request according to carrying, and distributing user face resource is not transmitted described carrying to Home eNodeB and is set up request.

Step 808, Home eNodeB is set up request content distributing user face resource according to the carrying that receives, and initiation and UE set up the process of empty port load-supporting; Simultaneously, Home eNodeB is set up the definite carrying of the service distributing indication information that comprises in the request according to carrying and is adopted the service distributing mode to set up, the IP address and the TEID of the GTP tunnel of the reception upstream data that distributes of the P-GW that comprises according to the carrying request of setting up then, integrated P-GW obtains the core net bearer context from this locality, and this core net bearer context corresponding service stream and RAB are set up corresponding relation.

Alternatively, when comprising IMSI in the carrying foundation request, Home eNodeB can also be set up bearing identification and the IMSI that comprises in the request according to carrying in the step 808, integrated P-GW obtains the core net bearer context from this locality, and this core net bearer context corresponding service stream and RAB are set up corresponding relation.Wherein, bearing identification can also be RAB ID or NSAPI etc.

Step 809, Home eNodeB distributes the IP address and the TEID of the GTP tunnel of downlink data receiving, carries to the femto gateway transmission and sets up response, and the IP address and the TEID of the GTP tunnel that responds the downlink data receiving that comprises the Home eNodeB distribution set up in this carrying.

Step 810, femto gateway are carried to the transmission of core network mobility management entity and are set up response, and the IP address and the TEID of the GTP tunnel that responds the downlink data receiving that comprises the Home eNodeB distribution set up in this carrying.

Step 811, the core network mobility management entity sends more new bearer request to S-GW, and this more comprises the IP address and the TEID of the GTP tunnel of the downlink data receiving that Home eNodeB distributes in the new bearer request.

Step 812, S-GW sends more new bearer response as replying to the core network mobility management entity.

Alternatively, step 813, the core network mobility management entity sends to set up to carry to UE accepts message informing UE.In the present embodiment, step 813 also can be set up in the process at the empty port load-supporting of step 808 and carry out, and does not do herein and gives unnecessary details.

By above flow process as shown in Figure 8, after the Business Stream of UE and RAB set up corresponding relation, Home eNodeB can directly send to UE by RAB with the downstream service flow from packet data network, directly is transmitted to packet data network after will receiving by RAB from the uplink service stream of UE.

The data transmission method that the embodiment of the invention provides, Home eNodeB can be set up corresponding relation with Business Stream and the RAB of UE, and the data of transmitting between UE and the packet data network are directly transmitted according to this corresponding relation, do not take Access Network and handle bandwidth to the transfer resource and the core net user face of core net, saved the Internet resources that transfer of data takies, the family's connecting system framework that adopts prior art to provide has been provided has carried out that between UE and the packet data network transfer of data takies the too much problem of Internet resources.

As shown in Figure 9, the data transmission method that yet another embodiment of the invention provides comprises:

Step 901-906 is basic identical with step 701-706 as shown in Figure 7, repeats no more herein.

Step 907, femto gateway distributing user face resource sends carrying to Home eNodeB and sets up request.

Step 908, Home eNodeB is set up request content distributing user face resource according to the carrying that receives, and initiation and UE set up the process of empty port load-supporting.

Step 909, Home eNodeB distributes the IP address and the TEID of the GTP tunnel of downlink data receiving, carries to the femto gateway transmission and sets up response, and the IP address and the TEID of the GTP tunnel that responds the downlink data receiving that comprises the Home eNodeB distribution set up in this carrying.

Step 910, femto gateway distributes the IP address and the TEID of the GTP tunnel of downlink data receiving, carry the foundation response to the transmission of core network mobility management entity, the IP address and the TEID of the GTP tunnel that responds the downlink data receiving that comprises the femto gateway distribution set up in this carrying.

Step 911, the core network mobility management entity sends more new bearer request to S-GW, this more the new bearer request package contain IP address and the TEID and the service distributing indication information of the GTP tunnel of the downlink data receiving that femto gateway distributes.

Step 912, S-GW transmits described more new bearer request according to the service distributing indication information that comprises in the new bearer request more to P-GW.

Step 913, P-GW determines to carry employing service distributing mode according to this service distributing indication information and sets up, and the IP address and the TEID of the GTP tunnel of the downlink data receiving that distributes according to the femto gateway that new bearer request package more contains, integrated femto gateway obtains the RAB context from this locality, this RAB is carried pairing Business Stream with the related core net of new bearer request more set up corresponding relation.

In the present embodiment, P-GW can set up the corresponding relation of Business Stream and RAB with the form of mapping table; Also can be in Business Stream, adding the RAB corresponding identification, and/or in RAB, add the form of Business Stream corresponding identification, set up the corresponding relation of Business Stream and RAB.Certainly, in the use of reality, can also set up the corresponding relation of Business Stream and RAB, not give unnecessary details herein by additive method.

Alternatively, P-GW can also be relevant according to new bearer request more in the step 913 bearing identification and IMSI, integrated femto gateway obtains the RAB context from this locality, this RAB is carried pairing Business Stream with the related core net of new bearer request more set up corresponding relation.Wherein, bearing identification can also be RAB ID or NSAPI etc.

Because P-GW is integrated on the femto gateway, so after P-GW sets up corresponding relation with the Business Stream of UE and RAB, the up-downgoing route of femto gateway inside is connected, and the subsequent user business datum can be carried out data transmit-receive to the interface of packet data network by femto gateway.

Step 914, P-GW sends more new bearer response as replying to S-GW.

Step 915, S-GW sends more new bearer response as replying to the core network mobility management entity.

Alternatively, step 916, the core network mobility management entity sends to set up to carry to UE accepts message informing UE.In the present embodiment, step 916 also can be set up in the process at the empty port load-supporting of step 908 and carry out, and does not do herein and gives unnecessary details.

By above flow process as shown in Figure 9, after the Business Stream of UE and RAB set up corresponding relation, femto gateway can directly send to UE by RAB with the downstream service flow from packet data network, directly is transmitted to packet data network after will receiving by RAB from the uplink service stream of UE.

In an embodiment more provided by the invention, the node with service distributing function is the Home eNodeB of integrated P-GW, and the node of this service distributing function does not comprise S-GW; This Home eNodeB can be HNB or HeNB.

As shown in figure 10, the data transmission method that yet another embodiment of the invention provides comprises:

Step 1001-1005 is basic identical with step 701-705 as shown in Figure 7, repeats no more herein.

Step 1006, the core network mobility management entity sends carrying to femto gateway and sets up request, this carrying request of setting up comprises the IP address and the TEID of the GTP tunnel of the reception upstream data that P-GW distributes, and service distributing indication information, alternatively, the carrying request of setting up can also comprise IMSI, and further, described service distributing indication information can be IMSI.

Step 1007, femto gateway is set up the service distributing indication information that comprises in the request according to carrying, and distributing user face resource is not transmitted described carrying to Home eNodeB and is set up request.

Step 1008, Home eNodeB is set up request content distributing user face resource according to the carrying that receives, and initiation and UE set up the process of empty port load-supporting.

Step 1009, Home eNodeB distributes the IP address and the TEID of the GTP tunnel of downlink data receiving, carries to the femto gateway transmission and sets up response, and the IP address and the TEID of the GTP tunnel that responds the downlink data receiving that comprises the Home eNodeB distribution set up in this carrying.

Step 1010, femto gateway are carried to the transmission of core network mobility management entity and are set up response, and the IP address and the TEID of the GTP tunnel that responds the downlink data receiving that comprises the Home eNodeB distribution set up in this carrying.

Step 1011, the core network mobility management entity sends more new bearer request to S-GW, this more the new bearer request package contain IP address and the TEID and the service distributing indication information of the GTP tunnel of the downlink data receiving that Home eNodeB distributes.

Step 1012, S-GW transmits described more new bearer request according to the service distributing indication information that comprises in the new bearer request more to P-GW.

Step 1013, P-GW determines to carry employing service distributing mode according to this service distributing indication information and sets up, and the IP address and the TEID of the GTP tunnel of the downlink data receiving that distributes according to the Home eNodeB that new bearer request package more contains, integrated Home eNodeB obtains the RAB context from this locality, this RAB is carried pairing Business Stream with the related core net of new bearer request more set up corresponding relation.

Alternatively, P-GW can also be relevant according to new bearer request more in the step 1013 bearing identification and IMSI, integrated Home eNodeB obtains the RAB context from this locality, this RAB is carried pairing Business Stream with the related core net of new bearer request more set up corresponding relation.Wherein, bearing identification can also be RABID or NSAPI etc.

Because P-GW is integrated on the Home eNodeB, so after P-GW sets up corresponding relation with the Business Stream of UE and RAB, the up-downgoing route of Home eNodeB inside is connected, and the subsequent user business datum can be carried out data transmit-receive to the interface of packet data network by Home eNodeB.

Step 1014-1016 is basic identical with step 914-916 as shown in Figure 9, repeats no more herein.

By above flow process as shown in Figure 9, after the Business Stream of UE and RAB set up corresponding relation, Home eNodeB can directly send to UE by RAB with the downstream service flow from packet data network, directly is transmitted to packet data network after will receiving by RAB from the uplink service stream of UE.

As shown in figure 11, the embodiment of the invention also provides a kind of node with service distributing function, comprising:

Set up unit 1101, be used to set up the Business Stream of subscriber equipment and the corresponding relation of RAB;

Transmission unit 1102 is used for according to the described corresponding relation of setting up the Business Stream set up unit 1101 and RAB the Business Stream of the packet data network that receives directly being sent to described subscriber equipment by RAB; Perhaps

The Business Stream of the described subscriber equipment that will receive by RAB directly is transmitted to described packet data network.

Further, as shown in figure 12, the described unit 1101 of setting up can comprise:

First receives subelement 1201, is used for receiving carrying and sets up request, and the described carrying request of setting up comprises the IP address and the Tunnel End Point Identifier TEID of the GTP tunnel that receives upstream data;

First obtains subelement 1202, be used for the IP address and the TEID that receive the GTP tunnel of the reception upstream data that subelement 1201 obtains according to described first, integrated core net user plane gateway is obtained the core net bearer context of described subscriber equipment correspondence from this locality;

First sets up subelement 1203, is used to set up described first and obtains the relevant Business Stream of core net bearer context that subelement 1202 obtains and the corresponding relation of RAB.

Perhaps, as shown in figure 12, the described unit 1101 of setting up can comprise:

Second receives subelement 1204, is used for receiving carrying and sets up request;

Second obtains subelement 1205, is used for bearing identification that comprises according to the described second carrying request of setting up that receives subelement 1204 receptions and the IMSI that obtains in advance, obtains the core net bearer context of described subscriber equipment correspondence from this locality;

Second sets up subelement 1206, is used to set up described second and obtains the relevant Business Stream of core net bearer context that subelement 1205 obtains and the corresponding relation of RAB.

The 3rd receives subelement 1207, is used to receive more new bearer request, and described more new bearer request package contains the IP address and the Tunnel End Point Identifier TEID of the GTP tunnel of downlink data receiving;

The 3rd obtains subelement 1208, is used for the IP address and the TEID that receive the GTP tunnel of the downlink data receiving that subelement 1207 obtains according to the described the 3rd, obtains the RAB context of described subscriber equipment correspondence from this locality;

The 3rd sets up subelement 1209, is used for obtaining subelement 1208 RAB that obtains and the core net that more new bearer request is relevant with the described the 3rd and carries hereinafter corresponding service stream and set up corresponding relation.

The 4th receives subelement 1210, is used to receive more new bearer request;

The 4th obtains subelement 1211, is used for relevant bearing identification and the IMSI of more new bearer request according to 1210 receptions of described the 4th reception subelement, obtains the RAB context of described subscriber equipment correspondence from this locality;

The 4th sets up subelement 1212, is used for obtaining RAB that subelement 1211 obtains with the described the 4th and carries pairing Business Stream with the related core net of new bearer request more and set up corresponding relation.

Further, as shown in figure 12, the described unit 1101 of setting up can also comprise:

First determining unit 1213, be used for when described first receives subelement 1201 or second and receive the carrying request of setting up that subelement 1204 receives and also comprise the service distributing indication information, determine that according to described shunting indication information carrying adopts the service distributing mode to set up, indicate described first to set up subelement 1203 or second and set up the corresponding relation that subelement 1206 is set up described Business Stream and RAB; And/or,

Second determining unit 1214, be used for when the described the 3rd receives subelement 1207 or the 4th and receive more new bearer request that subelement 1210 receives and also comprise the service distributing indication information, determine that according to described shunting indication information carrying adopts the service distributing mode to set up, indicate the described the 3rd to set up subelement 1209 or the 4th and set up the corresponding relation that subelement 1212 is set up described Business Stream and RAB.

In the present embodiment, the node with service distributing function more than shown in Figure 11 and 12 can be the Home eNodeB or the femto gateway of integrated core net user plane gateway; Described user plane gateway is SGSN, P-GW or P-GW and S-GW etc.

The service distributing device specific implementation method that the embodiment of the invention provides can be described referring to the data transmission method that the embodiment of the invention provides, and repeats no more herein.

The node that the embodiment of the invention provides with service distributing function, the Business Stream and the RAB of subscriber equipment can be set up corresponding relation, and the data of transmitting between subscriber equipment and the packet data network are directly transmitted according to this corresponding relation, do not take Access Network and handle bandwidth to the transfer resource and the core net user face of core net, the Internet resources that transfer of data takies have been saved, the family's connecting system framework that adopts prior art to provide has been provided has carried out that between UE and the packet data network transfer of data takies the too much problem of Internet resources, improve message transmission rate, and then improved user's business experience.

The embodiment of the invention also provides a kind of communication system, comprise: node with service distributing function, be used for the Business Stream and the RAB of subscriber equipment are set up corresponding relation, according to the corresponding relation of described Business Stream and RAB, the Business Stream of the packet data network that receives is directly sent to described subscriber equipment by RAB; Perhaps

The specific implementation method of the communication system that the embodiment of the invention provides can be described referring to the node with service distributing function that the embodiment of the invention provides, and repeats no more herein.

The communication system that the embodiment of the invention provides, node with service distributing function can be set up corresponding relation with the Business Stream and the RAB of subscriber equipment, and the data of transmitting between subscriber equipment and the packet data network are directly transmitted according to this corresponding relation, do not take Access Network and handle bandwidth to the transfer resource and the core net user face of core net, the Internet resources that transfer of data takies have been saved, the family's connecting system framework that adopts prior art to provide has been provided has carried out that between UE and the packet data network transfer of data takies the too much problem of Internet resources, improve message transmission rate, and then improved user's business experience.

The data transmission method that the embodiment of the invention provides, device and communication system both can be applied in family's connecting system, also can be applied in the grand networks such as common 3G or LTE.When data transmission method, device and communication system applications that the embodiment of the invention provides are in grand networks such as common 3G or LTE, the base station (NodeB) of the corresponding common 3G of Home eNodeB, the perhaps evolution base station (eNodB) of evolvement network such as LTE, the radio network controller of femto gateway respective base station controller or 3G (RadioNetwork Controller, RNC).

One of ordinary skill in the art will appreciate that all or part of step that realizes in the foregoing description method is to instruct relevant hardware to finish by program, described program can be stored in the computer-readable recording medium, as ROM/RAM, magnetic disc or CD etc.

The above; only be the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; can expect easily changing or replacing, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion by described protection range with claim.

Claims

1. a data transmission method is characterized in that, comprising:

Node with service distributing function is set up the Business Stream of subscriber equipment and the corresponding relation of RAB;

Described node with service distributing function is according to described corresponding relation, and the Business Stream of the packet data network that receives is directly sent to described subscriber equipment by RAB; Perhaps

2. method according to claim 1 is characterized in that, the corresponding relation that described node with service distributing function is set up Business Stream and RAB comprises:

Described node with service distributing function receives carrying and sets up request, and the described carrying request of setting up comprises the IP address and the Tunnel End Point Identifier TEID of the GPRS tunnel protocol GTP tunnel that receives upstream data;

Described node with service distributing function obtains the core net bearer context of described subscriber equipment correspondence according to the IP address and the TEID of the GTP tunnel that receives upstream data from this locality;

Described node with service distributing function is set up the relevant Business Stream of described core net bearer context and the corresponding relation of RAB.

3. method according to claim 2, it is characterized in that, when described node with service distributing function Home eNodeB that is integrated packet data gateway or femto gateway, the described carrying request of setting up comprises the IP address and the TEID of the GTP tunnel of the reception upstream data that is distributed by described packet data gateway.

4. method according to claim 1 is characterized in that, described node with service distributing function is set up the Business Stream of subscriber equipment and the corresponding relation of RAB comprises:

Described node with service distributing function receives carrying and sets up request;

Described node with service distributing function obtains the core net bearer context of described subscriber equipment correspondence according to the described carrying request of setting up bearing identification that comprises and the User Identity IMSI that obtains from this locality;

5. method according to claim 4 is characterized in that, the mode of obtaining described IMSI comprises:

Described node with service distributing function is set up the request from described carrying and is obtained described IMSI; Perhaps

Described node with service distributing function obtains described IMSI from the contextual information of described subscriber equipment.

6. method according to claim 1 is characterized in that, described node with service distributing function is set up the Business Stream of subscriber equipment and the corresponding relation of RAB comprises:

Described node with service distributing function receives more new bearer request, and described more new bearer request package contains the IP address and the TEID of the GTP tunnel of downlink data receiving;

Described IP address and TEID with node of service distributing function according to the GTP tunnel of downlink data receiving obtains the RAB context of described subscriber equipment correspondence from this locality;

Described node with service distributing function is set up the relevant Business Stream of core net bearer context and the corresponding relation of RAB according to the relevant core net bearer context of new bearer request more.

7. method according to claim 1 is characterized in that, described node with service distributing function is set up the Business Stream of subscriber equipment and the corresponding relation of RAB comprises:

Described node with service distributing function receives more new bearer request;

Bearing identification and IMSI that described node with service distributing function is relevant according to described more new bearer request obtain the RAB context of described subscriber equipment correspondence from this locality;

8. according to claim 2,4,6 or 7 described methods, it is characterized in that described node with service distributing function receives carrying and sets up after the request, also comprises:

When the described carrying request of setting up also comprised the service distributing indication information, described node with service distributing function was determined to carry employing service distributing mode according to described shunting indication information and is set up; Perhaps,

Described node with service distributing function receives more after the new bearer request, also comprises:

When described more new bearer request also comprised the service distributing indication information, described node with service distributing function was determined to carry employing service distributing mode according to described shunting indication information and is set up.

9. the node with service distributing function is characterized in that, comprising:

Transmission unit is used for according to the described Business Stream set up the unit and the corresponding relation of RAB set up, and the Business Stream of the packet data network that receives is directly sent to described subscriber equipment by RAB; Perhaps

10. the node with service distributing function according to claim 9 is characterized in that, the described unit of setting up comprises:

First receives subelement, is used for receiving carrying and sets up request, and the described carrying request of setting up comprises the IP address and the Tunnel End Point Identifier TEID of the GTP tunnel that receives upstream data;

First obtains subelement, is used for the IP address and the TEID that receive the GTP tunnel of the reception upstream data that subelement obtains according to described first, obtains the core net bearer context of described subscriber equipment correspondence from this locality;

First sets up subelement, is used to set up described first and obtains the relevant Business Stream of core net bearer context that subelement obtains and the corresponding relation of RAB.

11. the node with service distributing function according to claim 9 is characterized in that, the described unit of setting up comprises:

Second receives subelement, is used for receiving carrying and sets up request;

Second obtains subelement, is used for bearing identification that comprises according to the described second carrying request of setting up that receives the subelement reception and the IMSI that obtains in advance, obtains the core net bearer context of described subscriber equipment correspondence from this locality;

Second sets up subelement, is used to set up described second and obtains the relevant Business Stream of core net bearer context that subelement obtains and the corresponding relation of RAB.

12. the node with service distributing function according to claim 9 is characterized in that, the described unit of setting up comprises:

The 3rd receives subelement, is used to receive more new bearer request, and described more new bearer request package contains the IP address and the Tunnel End Point Identifier TEID of the GTP tunnel of downlink data receiving;

The 3rd obtains subelement, is used for the IP address and the TEID that receive the GTP tunnel of the downlink data receiving that subelement obtains according to the described the 3rd, obtains the RAB context of described subscriber equipment correspondence from this locality;

The 3rd sets up subelement, is used for obtaining subelement RAB that obtains and the core net that more new bearer request is relevant with the described the 3rd and carries hereinafter corresponding service stream and set up corresponding relation.

13. the node with service distributing function according to claim 9 is characterized in that, the described unit of setting up comprises:

The 4th receives subelement, is used to receive more new bearer request;

The 4th obtains subelement, is used for relevant bearing identification and the IMSI of more new bearer request according to described the 4th reception subelement reception, obtains the RAB context of described subscriber equipment correspondence from this locality;

The 4th sets up subelement, is used for obtaining the RAB that subelement obtains with the described the 4th and sets up corresponding relation with the core net bearer context corresponding service stream that more new bearer request is relevant.

14., it is characterized in that the described unit of setting up also comprises according to any described node among the claim 10-13 with service distributing function:

First determining unit, be used for when described first receives subelement or second and receive the carrying request of setting up that subelement receives and also comprise the service distributing indication information, determine that according to described shunting indication information carrying adopts the service distributing mode to set up, indicate described first to set up subelement or second and set up the corresponding relation that subelement is set up described Business Stream and RAB; And/or,

Second determining unit, be used for when the described the 3rd receives subelement or the 4th and receive more new bearer request that subelement receives and also comprise the service distributing indication information, determine that according to described shunting indication information carrying adopts the service distributing mode to set up, indicate the described the 3rd to set up subelement or the 4th and set up the corresponding relation that subelement is set up described Business Stream and RAB.

15. the node with service distributing function according to claim 9 is characterized in that,

Described node with service distributing function is the Home eNodeB or the femto gateway of integrated core net user plane gateway;

Wherein, described user plane gateway is a service universal packet wireless business affair GPRS Support Node, perhaps packet data gateway, perhaps packet data gateway and gateway; Described Home eNodeB is 3G Home eNodeB HNB, perhaps family's evolution base station HeNB, perhaps grand network base station NodeB, perhaps evolution base station eNodeB; Described femto gateway is the 3G femto gateway, perhaps family's evolution base station gateway, perhaps base station controller, perhaps radio network controller.

16. a communication system is characterized in that, comprising:

Node with service distributing function, be used for the Business Stream and the RAB of subscriber equipment are set up corresponding relation, according to the corresponding relation of described Business Stream and RAB, the Business Stream of the packet data network that receives is directly sent to described subscriber equipment by RAB; Perhaps