CN102118815B

CN102118815B - Switching method and wireless communication system

Info

Publication number: CN102118815B
Application number: CN201110048503.2A
Authority: CN
Inventors: 孙亚飞
Original assignee: Huawei Technologies Co Ltd
Current assignee: Huawei Technologies Co Ltd
Priority date: 2011-02-28
Filing date: 2011-02-28
Publication date: 2014-06-11
Anticipated expiration: 2031-02-28
Also published as: CN102118815A

Abstract

The embodiment of the invention discloses a switching method and a wireless communication system, relating to the field of communication. When business data are unloaded from NodeB offload, a complete feasible switching scheme can be provided so as to guarantee the normal transmission of the business data of a mobile subscriber. The switching method provided by the embodiment of the invention comprises the steps: a service base station control device of UE (User Equipment) receives a measurement report submitted by the UE; whether the UE needs cell switching is judged according to the measurement report, wherein the service data of the UE are directly sent to an outside network through the service base station of the UE; when the UE needs cell switching, a data transmission chain is established for the service data of the UE; and the service data of the UE are transmitted through the established data transmission chain. The switching method and the wireless communication system disclosed by the embodiment of the invention are mainly used in the cell switching process based on NodeB offload.

Description

Changing method and wireless communication system

Technical field

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

Background technology

The rapid growth of current data business, takies a large amount of private network transmission bandwidths, and meanwhile, core net dilatation and upgrade cost are high.As mobile internet (Mobile Internet) business of data service main body, as, the business such as Web application, file transfer or P2P (Point-to-Point, end-to-end), for cellular carrier, belong to low value business, non-profit with the increased production.

For solving problems, need to simplify existing WCDMA (Wideband Code Division MultipleAccess, Wideband Code Division Multiple Access (WCDMA)) packet network architecture, at UTRAN (UMTS Terrestrial Radio AccessNetwork, UMTS (Universal Mobile Telecommunications System), universal mobile telecommunications system) land radio access web) aspect shunting low value Packet Service, directly by Gi interface accessing Internet network (internet).This Gi interface is the connecting interface of GGSN (Gateway GPRS Support Node, gateway GPRS (General Packet Radio Service, general packet radio service technology) support node) and outer net.

At present, by Gi interface access internet, be to realize by the offload functional mode of UMTS RAN (Radio Access Network, wireless access network).Concrete, there are following two kinds of offload modes: NodeB offload and RNC offload.Compare RNC offload, NodeB offload directly accesses Internet by NodeB by broadband access means by business datum, without RNC and packet-based core networks node, except saving the transmission cost and core net dilatation cost of core net, can more save from NodeB (base station) to RNC return link and the RNC upgrade expanding cost of (Radio Network Controller, radio network controller).

State in realization in the process of NodeB offload, inventor finds that in prior art, at least there are the following problems: when business datum is from NodeB offload unloading, go back at present the complete feasible handover scheme of neither one, guarantee the normal transmission of mobile subscriber business data.

Summary of the invention

Embodiments of the invention provide a kind of changing method and wireless communication system, when business datum is from NodeBoff load unloading, can provide a complete feasible handover scheme, guarantee the normal transmission of mobile subscriber business data.

For achieving the above object, embodiments of the invention adopt following technical scheme:

A kind of changing method, comprising:

The serving BS control appliance of user equipment (UE) receives the measurement report that described UE reports;

Described serving BS control appliance, according to described measurement report, judges whether described UE needs to carry out community switching, and wherein, the business datum of described UE is directly sent to external network by the serving BS of described UE;

In the time judging that described UE need to carry out community switching, described serving BS control appliance is that described business datum is set up data transmission link, and described data transmission link is for carrying out after cut community transmitting described business datum to external network at described UE;

By described data transmission link, transmit described business datum.

A kind of wireless communication system, comprising:

The first receiving element, the measurement report reporting for receiving UE;

Judging unit, for the described measurement report receiving according to described the first receiving element, judges whether described UE needs to carry out community switching, and wherein, the business datum of described UE is directly sent to external network by the serving BS of described UE;

Link establishment unit, for judging that when described judging unit described UE need to carry out community while switching, for described business datum is set up data transmission link, described data transmission link is for carrying out after cut community transmitting described business datum to external network at described UE;

Transmission unit, for the described data transmission link creating by described link establishment unit, transmits described business datum.

The technical scheme that the embodiment of the present invention provides, when the business datum of UE is directly sent to external network by the serving BS of this UE, and when this UE need to switch, for the business datum of this UE is set up data transmission link, the business datum that described data transmission link is used for carrying out transmitting this UE after cut community at described UE is to external network, and transmit the business datum of this UE by described data transmission link, thereby can be in business datum from NodeB offload unloading, a complete feasible handover scheme is provided, guarantee the normal transmission of mobile subscriber business data.

Accompanying drawing explanation

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

Fig. 1 is the flow chart of a kind of changing method in the embodiment of the present invention 1;

Fig. 2 is the flow chart of a kind of changing method in the embodiment of the present invention 2;

Fig. 3 is the ambulant scene graph of NodeB offload in the embodiment of the present invention 2;

Fig. 4 is the data transmission link schematic diagram of a kind of service data transmission in the embodiment of the present invention 2;

Fig. 5 is the data transmission link schematic diagram of another kind of service data transmission in the embodiment of the present invention 2;

Fig. 6 is the data transmission link schematic diagram of another kind of service data transmission in the embodiment of the present invention 2;

Fig. 7 is the data transmission link schematic diagram of another kind of service data transmission in the embodiment of the present invention 2;

Fig. 8 is the data transmission link schematic diagram of another kind of service data transmission in the embodiment of the present invention 2;

Fig. 9 is the data transmission link schematic diagram of another kind of service data transmission in the embodiment of the present invention 2;

Figure 10 is the data transmission link schematic diagram of another kind of service data transmission in the embodiment of the present invention 2;

Figure 11 is the data transmission link schematic diagram of another kind of service data transmission in the embodiment of the present invention 2;

Figure 12 is the data transmission link schematic diagram of another kind of service data transmission in the embodiment of the present invention 2;

Figure 13 is the data transmission link schematic diagram of another kind of service data transmission in the embodiment of the present invention 2;

Figure 14 is the data transmission link schematic diagram of another kind of service data transmission in the embodiment of the present invention 2;

Figure 15 is the flow chart of the embodiment of the present invention 3 small area changing methods;

Figure 16 is the flow chart of a kind of changing method in the embodiment of the present invention 4;

Figure 17 is the flow chart of another kind of changing method in the embodiment of the present invention 4;

Figure 18 is the flow chart of another kind of changing method in the embodiment of the present invention 4;

Figure 19 is the composition frame chart of a kind of wireless communication system in the embodiment of the present invention 5;

Figure 20 is the composition frame chart of another kind of wireless communication system in the embodiment of the present invention 5;

Figure 21 is the composition frame chart of another kind of wireless communication system in the embodiment of the present invention 5;

Figure 22 is the composition frame chart of another kind of wireless communication system in the embodiment of the present invention 5;

Figure 23 is the composition frame chart of another kind of wireless communication system in the embodiment of the present invention 5;

Figure 24 is the composition frame chart of another kind of wireless communication system in the embodiment of the present invention 5;

Figure 25 is the composition frame chart of another kind of wireless communication system in the embodiment of the present invention 5.

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, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Based on the embodiment in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.

Embodiment 1

The embodiment of the present invention provides a kind of changing method, and as shown in Figure 1, the method comprises:

101, the serving BS control appliance of UE (User Equipment, subscriber equipment) receives the measurement report that UE reports.

102, the measurement report that serving BS control appliance reports according to UE, judges whether this UE needs to carry out community switching.

Wherein, the business datum of this UE is directly sent to external network by the serving BS of this UE, the serving BS that is UE has NodeB offload function, this serving BS can be by the business datum of UE directly the Gi interface of the serving BS by UE be sent to external network.

Wherein, the measurement report that this serving BS control appliance reports according to UE, judges whether this UE needs to carry out community switching, can adopt existing any method, and the embodiment of the present invention does not limit this.

103,, in the time judging that this UE need to carry out community switching, for the business datum of this UE is set up data transmission link, the business datum that this data transmission link is used for carrying out transmitting this UE after cut community at this UE is to external network.

Wherein, set up data transmission link for the business datum of this UE, can adopt any method in following methods, the method comprises:

The first, sets up from the serving BS this UE carries out community switching, by this serving BS control appliance, transmits the business datum of this UE to the data transmission link of external network.

The second, sets up from the serving BS this UE carries out community switching, by this serving BS control appliance, and carries out the serving BS before the switching of community via this UE, transmits the business datum of this UE to the data transmission link of external network.

The third, set up and carry out the serving BS after the switching of community by this UE, directly transmits the business datum of this UE to the data transmission link of external network.

104,, by the data transmission link of this foundation, transmit the business datum of this UE.

In the embodiment of the present invention, when the business datum of UE is directly sent to external network by the serving BS of this UE, and when this UE need to switch, for the business datum of this UE is set up data transmission link, the business datum that this data transmission link is used for carrying out transmitting this UE after cut community at this UE is to external network, and by this data transmission link, transmit the business datum of this UE, thereby can be in business datum from NodeBoff load unloading, a complete feasible handover scheme is provided, guarantees the normal transmission of mobile subscriber business data.

Embodiment 2

The embodiment of the present invention provides a kind of changing method, the main method of setting forth community switching as an example of 3G network example, and in embodiments of the present invention, serving BS control appliance is RNC, and the serving BS of UE is NodeB, and as shown in Figure 2, the method comprises:

201, the RNC of UE receives the measurement report that this UE reports.

In this step, the measurement report of UE can be sent to NodeB by air interface, then transfers to RNC.

202, the measurement report that RNC reports according to this UE, judges whether this UE needs to carry out community switching, in the time judging that this UE need to carry out community switching, and execution step 203; In the time judging that this UE does not need to carry out community switching, execution step 205.

Wherein, the business datum of this UE is directly sent to external network by the serving BS (source base station) of this UE, being this UE provides the source NodeB of service to have NodeB offload function, and the business datum that this source NodeB can this UE receives and sends to external network by its Gi interface direct.

203, set up data transmission link for the business datum of this UE, the business datum that this data transmission link is used for carrying out transmitting this UE after cut community at this UE is to external network.

Wherein, it should be noted that, the mobility of UE NodeB offload as shown in Figure 3, comprises following 3 kinds of scenes: 1. the first scene is: between the NodeB of UE in same RNC, move; 2. the second scene is: UE moves between the NodeB of different RNCs with Iur interface; 3. the third scene is: UE moves between the NodeB of different RNCs that there is no Iur interface.

Based on ambulant above three kinds of application scenarioss of UE NodeB offload, set up data transmission link for the business datum of this UE, can adopt corresponding method.

The first scene 1. under, in the time moving between the NodeB of this UE in same RNC, set up data transmission link for the business datum of this UE, can adopt following methods realize, comprising:

The first, sets up from the serving BS this UE carries out community switching (target BS) for the business datum of this UE, by this RNC, transmits the business datum of this UE to the data transmission link of external network.

Wherein, for the business datum of this UE is set up from the target BS this UE carries out community switching, by this RNC, the business datum of transmitting this UE during to the data transmission link of external network, specifically can adopt following method to realize, and comprising:

Judge whether this RNC has the business datum of direct this UE of transmission to the function of external network; Judge whether this RNC has RNC offload function.

If judge, this RNC has the business datum of direct this UE of transmission to the function of external network, this RNC has RNC offload function, for the business datum of this UE is set up from the target BS this UE carries out community switching, by this RNC, directly transmit the business datum of this UE to the data transmission link of external network.Concrete as shown in the dotted portion in Fig. 4, for the business datum of this UE is set up from NodeB2 (target NodeB), arrive this RNC through the Iub interface between this RNC and NodeB2, and by the Gi interface of this RNC, directly transmit the business datum of this UE to the data transmission link of external network.

If judge, this RNC does not have the function of this business datum of direct transmission to external network, this RNC does not have RNC offload function, for the business datum of this UE is set up from the target BS of this UE, by this RNC and via core net, transmit the business datum of this UE to the data transmission link of external network.Concrete as shown in the dotted portion in Fig. 5, for the business datum of this UE is set up from NodeB2 (target BS), arrive this RNC through the Iub interface between this RNC and NodeB2, pass through again Iu-PS interface between this RNC and this core net (GGSN) to GGSN, and transmit the business datum of this UE to the data transmission link of external network by the Gi interface of this GGSN.

It should be noted that, before switching at UE, for the source NodeB of this UE service has NodeBoffload function, this source NodeB receives after the business datum that this UE reports, the business datum directly by the Gi interface of this source NodeB, this UE being reported sends in internet, and this source NodeB does not need to communicate with RNC in the time of the business datum of this UE of transmission; The coverage that moves out source NodeB as UE need to be carried out community while switching, for the business datum of this UE re-establishes data transmission link, be used for carrying out after cut community transmitting described business datum to external network at described UE, wherein, set up data transmission link for the business datum of this UE and comprise:

First, this RNC sets up Iub with target NodeB and is connected; Secondly, this RNC sets up and is connected with the Iub of source NodeB, and sends the request message of RLC (Radio Link Contro, the wireless chain control layer) serial number information that obtains business datum to this source NodeB; This source NodeB receives after this request message, notify this RNC by the RLC serial number information of business datum by response message, so that this RNC carries out corresponding data processing to the business datum of this UE, and the business datum of this UE is transferred to external network from this RNC.Again, source NodeB discharges its directly function to external network by business data transmission, and tradition between reconstruction and UE is connected.

The second, sets up from the target BS this UE carries out community switching for the business datum of this UE, by this RNC, and carries out the source base station before the switching of community via this UE, transmits the business datum of this UE to the data transmission link of external network.Concrete, as shown in the dotted portion in Fig. 6, for the business datum of this UE is set up from NodeB2 (target NodeB), arrive this RNC through the Iub interface between this RNC and NodeB2, pass through again I ub interface between this RNC and NodeB1 (source NodeB) to NodeB1, and by the Gi interface of this NodeB1, transmit the business datum of this UE to the data transmission link of external network.

It should be noted that, the business datum of this kind of transmission UE is to the data transmission link of external network, the business datum of UE still need to transfer to external network from the Gi interface of source base station, so in the time setting up this data transmission link, different from first method is, RNC only needs to set up and is connected with the Iub of target BS, does not need other operation.

The third, set up and carry out the serving BS (target BS) after the switching of community by this UE for the business datum of this UE, directly transmits the data transmission link of this business datum to external network.Concrete, as shown in the dotted portion in Fig. 7, for this business datum set up from the Gi interface of NodeB2 (target NodeB), directly transmit the data transmission link of this business datum to external network.

The second scene 2. under, while movement, set up data transmission link for this business datum between UE has the NodeB of different RNCs of Iur interface, can adopt following methods to realize, comprising:

The first, for the business datum of this UE is set up from the serving BS this UE carries out community switching, transmit the data transmission link of this business datum to external network by RNC, concrete is: for the business datum of this UE is set up from the target NodeB this UE carries out community switching, by the Iub interface between target NodeB and Target RNC to Target RNC, arrive source RNC through the Iur interface between Target RNC and source RNC again, and transmit the business datum of this UE to the data transmission link of external network by this source RNC.

Wherein, for the business datum of this UE is set up from the target NodeB this UE carries out community switching, by the Iub interface between target NodeB and Target RNC to Target RNC, arrive source RNC through the Iur interface between Target RNC and source RNC again, and the business datum of transmitting this UE by this source RNC is during to the data transmission link of external network, specifically can adopt following method to realize, comprise:

Judge whether this source RNC has the business datum of direct this UE of transmission to the function of external network; Judge whether this source RNC has RNC offload function.

If judge, this source RNC has the business datum of direct this UE of transmission to the function of external network, this source RNC has RNC offload function, for the business datum of this UE is set up from the target NodeB this UE carries out community switching, arrive this Target RNC through the Iub interface between this target NodeB and Target RNC, and by the Iur interface between this Target RNC and this source RNC to source RNC, and directly transmit the business datum of this UE to the data transmission link of external network by the Gi interface of this source RNC.Concrete as shown in the dotted portion in Fig. 8, set up from NodeB2 (target NodeB), by the Iub interface between NodeB2 and RNC2 (Target RNC) to RNC2, and through the Iur interface between RNC1 (source RNC) and RNC2 to RNC1, and directly transmit the business datum of this UE to the data transmission link of external network by the Gi interface of this RNC1.

If judge, this source RNC does not have the function of this business datum of direct transmission to external network, this source RNC does not have RNC offload function, for the business datum of this UE is set up from the target NodeB this UE carries out community switching, arrive this Target RNC through the Iub interface between this target NodeB and Target RNC, and by the Iur interface between this Target RNC and this source RNC to source RNC, and through the Iu-PS interface between this source RNC and core net (GGSN) to GGSN, and by the Gi interface of this GGSN, transmit the business datum of this UE to the data transmission link of external network.Concrete as shown in the dotted portion in Fig. 9, for this business datum is set up from NodeB2 (target NodeB), arrive this RNC2 through the Iub interface between this NodeB2 and RNC2 (Target RNC), and by the Iur interface between this RNC2 and RNC1 (source RNC) to RNC1, and through the Iu-PS interface between this RNC1 and core net (GGSN) to GGSN, and by the Gi interface of this GGSN, transmit the business datum of this UE to the data transmission link of external network.

The second, sets up from the target BS this UE carries out community switching for the business datum of this UE, by this RNC, and carries out the source base station before the switching of community via this UE, transmits the business datum of this UE to the data transmission link of external network.The business datum that is this UE is set up from the target NodeB this UE carries out community switching, arrive this Target RNC through the Iub interface between this target NodeB and Target RNC, and by the Iur interface between this Target RNC and this source RNC to source RNC, arrive source NodeB through the Iub interface between this source RNC and source NodeB again, and transmit the business datum of this UE to the data transmission link of external network by the Gi interface of this source NodeB.Concrete should be as shown in the dotted portion in Figure 10, for the business datum of this UE is set up from NodeB2, arrive this RNC2 through the Iub interface between this NodeB2 and RNC2, and by the Iur interface between this RNC2 and RNC1 to RNC1, again through the Iub interface between this RNC1 and NodeB1 to NodeB1, and transmit the business datum of this UE to the data transmission link of external network by the Gi interface of this NodeB1.

The third, set up and carry out the serving BS after the switching of community by this UE for the business datum of this UE, directly transmits the business datum of this UE to the data transmission link of external network.The Gi interface that the business datum that is this UE is set up the target NodeB from this UE carries out community switching transmits the business datum of this UE to the data transmission link of external network, as shown in the dotted portion in Figure 11, set up and directly transmit the business datum of this UE to the data transmission link of external network from the Gi interface of NodeB2 for the business datum of this UE.

The third scene 3. under, while movement, set up data transmission link for the business datum of this UE between UE is not having the NodeB of different RNCs of Iur interface, can adopt following methods to realize, comprising:

The first, sets up from the target NodeB this UE carries out community switching for the business datum of this UE, by Target RNC, transmits the data transmission link of this business datum to external network.

Wherein, set up from the target NodeB this UE carries out community switching for the business datum of this UE, by Target RNC, transmit the business datum of this UE to the data transmission link of external network, specifically, to adopt following method to realize, comprising:

Judge whether this Target RNC has the function of this business datum of direct transmission to external network; Judge whether this Target RNC has RNC offload function.

If judge, this Target RNC has the function of this business datum of direct transmission to external network; This Target RNC has RNC offload function, for the business datum of this UE is set up from the target NodeB this UE carries out community switching, Iub interface between process target Node and Target RNC is to Target RNC, and by the Gi interface of Target RNC, directly transmit the business datum of this UE to the data transmission link of external network.Concrete as shown in the dotted portion in Figure 12, for the business datum of this UE is set up from NodeB2 (target NodeB), Iub interface between process Node2 and RNC2 (Target RNC) is to RNC2, and by the Gi interface of RNC2, directly transmit the business datum of this UE to the data transmission link of external network.

If judge, this Target RNC does not have the function of this business datum of direct transmission to external network, this Target RNC does not have RNC offload function, for the business datum of this industry UE is set up from the target NodeB this UE carries out community switching, Iub interface between process target Node and Target RNC is to Target RNC, and through the Iu-PS interface between Target RNC and core net (GGSN) to GGSN, and by the Gi interface of this GGSN, transmit the business datum of this UE to the data transmission link of external network.Concrete as shown in the dotted portion in Figure 13, for the business datum of this UE is set up from NodeB2 (target NodeB), Iub interface between process NodeB2 and RNC2 (Target RNC) is to RNC2, and by the Iu-PS interface between RNC2 and core net (GGSN) to GGSN, and by the Gi interface of this GGSN, transmit the business datum of this UE to the data transmission link of external network.

The second, sets up and carries out the target BS after the switching of community by this UE for the business datum of this UE, directly transmits the business datum of this UE to the data transmission link of external network.Being this business datum sets up the Gi interface of the target NodeB from this UE carries out community switching and transmits the business datum of this UE to the data transmission link of external network, as shown in the dotted portion in Figure 14, set up the Gi interface from NodeB2 (target NodeB) for the business datum of this UE, directly transmit the business datum of this UE to the data transmission link of external network.

204, transmit the business datum of this UE by the data transmission link of this foundation.

205, by the serving BS of this UE, the business datum of this UE is directly sent to external network.

In the embodiment of the present invention, when the business datum of UE is directly sent to external network by the serving BS of this UE, and when this UE need to switch, for the business datum of this UE is set up data transmission link, the business datum that this data transmission link is used for carrying out transmitting this UE after cut community at this UE is to external network, and by this data transmission link, transmit the business datum of this UE, thereby can be in business datum from NodeBoffload unloading, a complete feasible handover scheme is provided, guarantees the normal transmission of mobile subscriber business data.

And, in the time setting up data transmission link for the business datum of this UE, in the time sending the business datum of this UE for this UE foundation by RNC, can first determine whether this RNC has RNC offload function, if this RNC has RNC offload function, directly the Gi interface by this RNC by the business data transmission of this UE to external network, saved to a certain extent the data transmission resources between RNC and core net.

Embodiment 3

The embodiment of the present invention provides a kind of changing method, and as shown in figure 15, the method comprises:

301, the RNC of UE receives the measurement report that this UE reports.

302, the measurement report that this RNC reports according to this UE, judges whether this UE needs to carry out community switching, in the time judging that this UE need to carry out community switching, and execution step 303; In the time judging that this UE does not need to carry out community switching, execution step 307.

Wherein, the business datum of this UE is directly sent to external network by the serving BS of this UE, being this UE provides the source NodeB of service to have NodeB offload function, and the business datum that this source NodeB can this UE receives and sends to external network by its Gi interface direct.

303, in the time judging that this UE need to carry out community switching, receive the UE travelling performance parameter that this UE reports, this UE travelling performance parameter comprises any or any number of combinations in following parameter, comprising: historical switching times, the time stopping in Serving cell, the UE in rate travel, the UE predetermined period of UE belongs to static UE or the dynamic attribute of UE.

304, determine that according to this UE travelling performance parameter whether this UE is in high mobility state; If determine that according to this UE travelling performance parameter this UE, not in high mobility state, performs step 305; If determine that according to this UE travelling performance parameter this UE, in high mobility state, performs step 306.

Wherein, determine that according to this UE travelling performance parameter this UE, whether in high mobility state, can adopt accomplished in many ways, the embodiment of the present invention does not limit this.

In the time of rate travel that the travelling performance parameter of this UE is this UE, determine that according to the rate travel of this UE whether this UE can adopt following method to realize in high mobility state, comprising: whether the rate travel that judges UE is greater than set rate thresholding; In the time that the rate travel of this UE is more than or equal to this set rate thresholding, determine that this UE is in high mobility state; In the time that the rate travel of this UE is less than this set rate thresholding, determine that this UE is not in high mobility state.

Wherein, can calculate the rate travel of this UE according to the historical switching times in this UE predetermined period or time of stopping in Serving cell, the description in high mobility state can be with reference to foregoing description to determine this UE according to the rate travel of this UE, and the embodiment of the present invention will repeat no more at this.

When this UE travelling performance parameter is that UE belongs to static UE or dynamically when the attribute of UE, belong to static or dynamic attribute according to this UE and determine that whether this UE is in high mobility state, can adopt following method to realize, comprise: if determine, this UE is static UE, the data card of for example permanent plant, determines that this UE is not in high mobility state; If determine, this UE is dynamic UE, and for example mobile phone determines that this UE is in high mobility state.

305, set up and carry out the serving BS after the switching of community by this UE for the business datum of this UE, directly transmit the data transmission link of this business datum to external network.

Wherein, set up and carry out the serving BS after the switching of community by this UE for the business datum of this UE, directly this business datum of transmission is to the specific descriptions of the data transmission link of external network, the corresponding description in the step 203 in can reference example 2, and the embodiment of the present invention will repeat no more.

306, do not set up and carry out the serving BS after the switching of community by this UE for the business datum of this UE, directly transmit the data transmission link of this business datum to external network.

Wherein, switch for realizing GaiUE community, when not setting up and carry out the serving BS after the switching of community by this UE for the business datum of this UE, when directly this business datum of transmission is to the data transmission link of external network, can set up from the serving BS this UE carries out community switching for the business datum of this UE, by this serving BS control appliance, transmit the business datum of this UE to the data transmission link of external network; Or set up from the serving BS this UE carries out community switching for this business datum, by this serving BS control appliance, and carry out the serving BS before the switching of community via this UE, transmit the business datum of this UE to the data transmission link of external network.

Wherein, set up from the serving BS this UE carries out community switching for the business datum of this UE, by this serving BS control appliance, transmit the business datum of this UE to the data transmission link of external network; Or for the business datum of this UE is set up from the serving BS this UE carries out community switching, by this serving BS control appliance, and carry out the serving BS before the switching of community via this UE, transmit the business datum of this UE to the specific descriptions of the data transmission link of external network, corresponding description in step 302 in can reference example 2, the embodiment of the present invention will repeat no more herein.

307, by the serving BS of this UE, the business datum of this UE is sent to external network.

And, in the embodiment of the present invention, carry out the serving BS after the switching of community in foundation by this UE, directly the business datum of this UE of transmission is to before the data transmission link of external network, first judge that whether this UE is in high-mobility state, in the time that definite this user does not have in high-mobility state, just set up and carry out the serving BS after the switching of community by this UE for the business datum of this UE, directly the business datum of this UE of transmission is to the data transmission link of external network, avoid directly the business datum of UE being directly sent to after external network by the serving BS of this UE, owing to switching the service disconnection and the time delay that cause based on NodeB offload.

Embodiment 4

The embodiment of the present invention provides a kind of changing method, and as shown in figure 16, the method comprises:

401, the serving BS control appliance of UE receives the UE travelling performance parameter that this UE reports, this UE travelling performance parameter comprises any or any number of combinations in following parameter, comprising: historical switching times, the time stopping in Serving cell, the UE in rate travel, this UE predetermined period of this UE belongs to static UE or the dynamic attribute of UE.

402, this serving BS control appliance determines that according to this UE travelling performance parameter whether this UE is in high mobility state; If determine, this UE, not in high mobility state, performs step 403; If determine, this UE, in high mobility state, performs step 407.

Wherein, determine the whether specific descriptions in high mobility state of this UE according to this UE travelling performance parameter, the corresponding description in the step 304 in can reference example 3, the embodiment of the present invention will repeat no more herein.

403, the business datum of this UE is directly sent to external network by the serving BS of this UE.

404, this serving BS control appliance receives the measurement report that this UE reports, and according to this measurement report, judges whether this UE needs to carry out community switching; If judge when this UE need to carry out community switching execution step 405; If judge when this UE does not need to carry out community switching execution step 403.

405, set up data transmission link for the business datum of this UE, the business datum that this data transmission link is used for carrying out transmitting this UE after cut community at this UE is to external network.

Wherein, for the business datum of this UE is set up the corresponding description in the specific descriptions of the data transmission link step 203 in can reference example 2, and corresponding description in embodiment 3, the embodiment of the present invention will repeat no more herein.

406, transmit the business datum of this UE by the data transmission link of this establishment.

407, transmit the business datum of this UE by traditional service data transmission method.

The embodiment of the present invention provides a kind of changing method, and as shown in figure 17, the method comprises:

501, the serving BS control appliance of UE receives the UE positional information that this UE reports.

502, this serving BS control appliance is determined the whether marginal position in community of this UE according to this positional information, if determine the not marginal position in community of this UE, performs step 503; If determine the marginal position of this UE in community, perform step 507.

503, the business datum of this UE is directly sent to external network by the serving BS of this UE.

504, this serving BS control appliance receives the measurement report that this UE reports, and according to this measurement report, judges whether this UE needs to carry out community switching; If judge, this UE need to carry out community switching, performs step 505; If judge, this UE does not need to carry out community switching, performs step 503.

505, set up data transmission link for the business datum of this UE, the business datum that this data transmission link is used for carrying out transmitting this UE after cut community at this UE is to external network.

Wherein, for this business datum is set up the corresponding description in the specific descriptions of the data transmission link step 203 in can reference example 2, and corresponding description in embodiment 3, the embodiment of the present invention will repeat no more herein.

506, transmit the business datum of this UE by the data transmission link of this foundation.

507, transmit the business datum of this UE by traditional service data transmission method.

The embodiment of the present invention provides a kind of changing method, and as shown in figure 18, the method comprises:

601, the serving BS control appliance of UE receives UE travelling performance parameter and the positional information that this UE reports.

602, determine the whether marginal position in community of this UE according to this positional information, and determine that according to UE travelling performance parameter whether this UE is in high mobility state; If determine, this UE is not in cell edge, and not in high mobility state, performs step 603; If determine this UE in cell edge position or this UE in high mobility state, perform step 608.

603, the business datum of this UE is directly sent to external network by the serving BS of this UE.

604, this serving BS control appliance receives the measurement report that this UE reports, and according to this measurement report, judges whether this UE needs to carry out community switching.

605,, in the time judging that this UE need to carry out community switching, for the business datum of this UE is set up data transmission link, the business datum that this data transmission link is used for carrying out transmitting this UE after cut community at this UE is to external network.

606,, by this data transmission link, transmit the business datum of this UE.

607, transmit the business datum of this UE by traditional service data transmission method.

In the embodiment of the present invention, when the business datum of UE is directly sent to external network by the serving BS of this UE, and when this UE need to switch, for the business datum of this UE is set up data transmission link, this data transmission link is for carrying out after cut community transmitting this business datum to external network at this UE, and by this data transmission link, transmit the business datum of this UE, thereby can be in business datum from NodeB offload unloading, a complete feasible handover scheme is provided, guarantees the normal transmission of mobile subscriber business data.

And, in the embodiment of the present invention, before the business datum of this UE is directly sent to external network by the serving BS of this UE, first according to UE travelling performance parameter and/or positional information, determine that whether this UE is in high mobility state or in cell edge, whether the business datum of determining this user is suitable for being directly sent to external network by the serving BS of this UE, only have in the time determining that the business datum of this UE is suitable for being directly sent to external network by the serving BS of this UE, just the business datum of this UE is directly sent to external network by the serving BS of this UE, avoid directly the business datum of UE being directly sent to after external network by the serving BS of this UE, owing to switching the service disconnection and the time delay that cause based on NodeB offload.

Embodiment 5

The embodiment of the present invention provides a kind of wireless communication system, and as shown in figure 19, this wireless communication system comprises: the first receiving element 71, judging unit 72, link establishment unit 73 and transmission unit 74.

The first receiving element 71, the measurement report reporting for receiving UE.

Judging unit 72, for this measurement report receiving according to the first receiving element 71, judges whether this UE needs to carry out community switching.

Wherein, the business datum of this UE is directly sent to external network by the serving BS of this UE, the serving BS that is UE has NodeB offload function, this serving BS can be by the business datum of UE directly the Gi interface of the serving BS by UE be sent to external network.Concrete, the measurement report that this judging unit 72 can report according to UE, judges whether this UE needs to carry out community switching, can adopt existing any method, and the embodiment of the present invention does not limit this.

Wherein, described the first receiving element 71 and judging unit 72 can be included in serving BS control appliance, but the embodiment of the present invention does not limit this.

Link establishment unit 73, in the time that judging unit 72 judges that this UE need to carry out community switching, for the business datum of this UE is set up data transmission link, the business datum that this data transmission link is used for carrying out transmitting this UE after cut community at this UE is to external network.

Transmission unit 74, for the data transmission link creating by link establishment unit 73, transmits the business datum of this UE.

Further alternative, as shown in figure 20, link establishment unit 73 can comprise: the first link establishment module 731.

The first link establishment module 731, for setting up from the serving BS this UE carries out community switching, by the serving BS control appliance of service is provided for user, transmits the data transmission link of this business datum to external network.

Further optional, as shown in figure 21, the first link establishment module 731 can comprise: judge submodule 7311, the first link establishment submodule 7312 and the second link establishment submodule 7313.

Judge submodule 7311, for judging whether this serving BS control appliance has the business datum of direct this UE of transmission to the function of external network.

The first link establishment submodule 7312, for in the time judge business datum that submodule 7311 judges that these serving BS control appliances have a direct UE of transmission to the function of external network, for the business datum of this UE is set up from the serving BS this UE carries out community switching, by this serving BS control appliance, directly transmit the business datum of this UE to the data transmission link of external network.

Wherein, the business datum that described the first link establishment submodule 7312 is this UE is set up from the serving BS this UE carries out community switching, by this serving BS control appliance, directly the business datum of this UE of transmission is to the specific descriptions of the data transmission link of external network, corresponding description in step 203 in can reference example 2, the embodiment of the present invention will repeat no more herein.

The second link establishment submodule 7313, for in the time judge business datum that submodule 7311 judges that these serving BS control appliances do not have a direct UE of transmission to the function of external network, for the business datum of this UE is set up from the serving BS this UE carries out community switching, by this serving BS control appliance and via core net, transmit the business datum of this UE to the data transmission link of external network.

Wherein, the business datum that described the second link establishment submodule 7313 is this UE is set up from the serving BS this UE carries out community switching, by this serving BS control appliance and via core net, transmit the business datum of this UE to the specific descriptions of the data transmission link of external network, corresponding description in step 203 in can reference example 2, the embodiment of the present invention will repeat no more herein.

Further alternative, as shown in figure 22, link establishment unit 73 can comprise: the second link establishment module 732.

The second link establishment module 732, be used to the business datum of this UE to set up from the serving BS this UE carries out community switching, by this serving BS control appliance, and carry out the serving BS before the switching of community via this UE, transmit the business datum of this UE to the data transmission link of external network.

Wherein, the business datum that described the second link establishment module 732 is this UE is set up from the serving BS this UE carries out community switching, by this serving BS control appliance, and carry out the serving BS before the switching of community via this UE, transmit the business datum of this UE to the specific descriptions of the data transmission link of external network, corresponding description in step 203 in can reference example 2, the embodiment of the present invention will repeat no more herein.

Further alternative, as shown in figure 23, link establishment unit 73 can comprise: the 3rd link establishment module 733.

The 3rd link establishment module 733, is used to the business datum foundation of this UE to carry out the serving BS after the switching of community by this UE, directly transmits the business datum of this UE to the data transmission link of external network.

It should be noted that, in the specific implementation, link establishment unit 73 can only comprise any module in the first link establishment module 731, the second link establishment module 732 and the 3rd link establishment module 733, also can comprise wherein any number of modules, the embodiment of the present invention does not limit this.

Further optional, as shown in figure 24, in the time that link establishment unit 73 comprises the 3rd link establishment module 733, this link establishment unit 73 can also comprise: receiver module 734 and judge module 735.

Receiver module 734, set up and carry out the serving BS after the switching of community by this UE for the business datum that is this UE in the 3rd link establishment module 733, directly this business datum of transmission is to before the data transmission link of external network, receive the UE travelling performance parameter that this UE reports, this UE travelling performance parameter comprises any or any number of combinations in following parameter, comprising: historical switching times, the time stopping in Serving cell, the UE in rate travel, the UE predetermined period of UE belongs to static UE or the dynamic attribute of UE.

Judge module 735, for determining that according to this UE travelling performance parameter whether this UE is in high mobility state.

The 3rd link establishment module 733 also for, in the time that judge module 735 is determined this UE not in high mobility state according to this UE travelling performance parameter, set up and carry out the serving BS after the switching of community by this UE for the business datum of this UE, directly transmit the business datum of this UE to the data transmission link of external network.Wherein, the business datum that described the 3rd link establishment module 733 is this UE is set up and is carried out the serving BS after the switching of community by this UE, directly the business datum of this UE of transmission is to the specific descriptions of the data transmission link of external network, corresponding description in step 203 in can reference example 2, the embodiment of the present invention will repeat no more at this.

The 3rd link establishment module 733 also for, in the time that judge module 735 is determined this UE in high mobility state according to this UE travelling performance parameter, do not set up by this UE and carry out the serving BS after the switching of community, directly transmit the data link of the business datum of this UE.

Further alternative, this wireless communication system also comprises: the second receiving element 75 and any one operating unit below or its combination: the first operating unit 76, the second operating unit 77, the 3rd operating unit 78.For example, as shown in figure 25, this wireless communication system also comprises: the second receiving element 75, the first operating unit 76, the second operating unit 77, the 3rd operating unit 78.Other building forms of the operating unit comprising for this wireless communication system, the embodiment of the present invention will be drawn for example no longer one by one.

The second receiving element 75, for before the business datum of this UE is directly sent to external network by the serving BS of this UE, receive UE travelling performance parameter and/or positional information that this UE reports, this UE travelling performance parameter comprises any or any number of combinations in following parameter, comprising: historical switching times, the time stopping in Serving cell, the UE in rate travel, the UE predetermined period of UE belongs to static UE or the dynamic attribute of UE.

The first operating unit 76, determine that for the UE travelling performance parameter receiving according to the second receiving element 75 whether this UE is in high mobility state, in the time that definite this UE does not have in high mobility state, the business datum of this UE is directly sent to external network by the serving BS of this UE; Or

The second operating unit 77, determines the whether marginal position in community of this UE for the positional information receiving according to the second receiving element 75; In the time determining that this UE does not have the marginal position in community, the business datum of this UE is directly sent to external network by the serving BS of this UE; Or

The 3rd operating unit 78, determine the whether marginal position in initial access community of this UE for the positional information that receives according to the second receiving element 75, and the UE travelling performance parameter receiving according to the second receiving element 75 determines that whether this UE is in high mobility state; In the time determining that this UE does not have the marginal position in community, and not in the time of high mobility state, the business datum of this UE is directly sent to external network by the serving BS of this UE.

It should be noted that, the specific descriptions of each functional module of this radio network controller, can reference example 1, corresponding description in embodiment 2 and embodiment 3, and the embodiment of the present invention will repeat no more herein.

In the embodiment of the present invention, before the business datum of this UE is directly sent to external network by the serving BS of this UE, first according to UE travelling performance parameter and/or positional information, determine that whether this UE is in high mobility state or in cell edge, whether the business datum of determining this user is suitable for being directly sent to external network by the serving BS of this UE, only have in the time determining that the business datum of this UE is suitable for being directly sent to external network by the serving BS of this UE, just the business datum of this UE is directly sent to external network by the serving BS of this UE, avoid directly the business datum of UE being directly sent to after external network by the serving BS of this UE, owing to switching the service disconnection and the time delay that cause based on NodeB offload.

The method and system that the embodiment of the present invention provides, reference each other and quote basis.In addition, if the unit in system embodiment provided by the invention or module can realize in a network equipment, this system is actually this network equipment.Certainly, the unit in other system embodiment or module, also may lay respectively in the different network equipments.

Through the above description of the embodiments, those skilled in the art can be well understood to the mode that the present invention can add essential common hardware by software and realize, and can certainly pass through hardware, but in a lot of situation, the former is better execution mode.Based on such understanding, the part that technical scheme of the present invention contributes to prior art in essence in other words can embody with the form of software product, this computer software product is stored in the storage medium can read, as the floppy disk of computer, hard disk or CD etc., comprise that some instructions are in order to make a computer equipment (can be personal computer, server, or the network equipment etc.) carry out the method described in each embodiment of the present invention.

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

Claims

1. a changing method, is characterized in that, comprising:

When business datum is from base station unloading NodeB offload, the serving BS control appliance of user equipment (UE) receives the measurement report that described UE reports;

Transmit described business datum by described data transmission link;

Wherein, described serving BS control appliance is that described business datum is set up data transmission link, comprising:

Set up from the serving BS described UE carries out community switching, by described serving BS control appliance, transmit the data transmission link of described business datum to external network;

Specifically comprise:

Judge whether described serving BS control appliance has the function of the described business datum of direct transmission to external network;

If judge, described serving BS control appliance has the function of the described business datum of direct transmission to external network, set up from the serving BS described UE carries out community switching, by described serving BS control appliance, directly transmit the data transmission link of described business datum to external network;

If judge, described serving BS control appliance does not have the function of the described business datum of direct transmission to external network, set up from the serving BS described UE carries out community switching, by described serving BS control appliance and via core net, transmit the data transmission link of described business datum to external network.

2. method according to claim 1, is characterized in that, before the business datum of described UE is directly sent to external network by the serving BS of described UE, also comprises:

Described serving BS control appliance receives UE travelling performance parameter and/or the positional information that described UE reports, described UE travelling performance parameter comprises any or any number of combinations in following parameter, comprising: historical switching times, the time stopping in Serving cell, the UE in rate travel, the described UE predetermined period of described UE belongs to static UE or the dynamic attribute of UE;

Determine that according to described UE travelling performance parameter whether described UE is in high mobility state; If determine, described UE is not in high mobility state, carries out described the business datum of described UE to be directly sent to external network by the serving BS of described UE; Or

Determine the whether marginal position in community of described UE according to described positional information; If determine the not marginal position in community of described UE, carry out described the business datum of described UE is directly sent to external network by the serving BS of described UE; Or

Determine that according to described UE travelling performance parameter whether described UE is in high mobility state, and determine the whether marginal position in community of described UE according to described positional information, if determine, described UE is not in high mobility state, and the not marginal position in community, carries out described the business datum of described UE is directly sent to external network by the serving BS of described UE.

3. a changing method, is characterized in that, comprising:

Transmit described business datum by described data transmission link;

Set up from the serving BS described UE carries out community switching, by described serving BS control appliance, and carry out the serving BS before the switching of community via described UE, transmit the data transmission link of described business datum to external network.

4. method according to claim 3, is characterized in that, before the business datum of described UE is directly sent to external network by the serving BS of described UE, also comprises:

5. a changing method, is characterized in that, comprising:

Transmit described business datum by described data transmission link;

Wherein, described serving BS control appliance is that described business datum is set up data transmission link, comprising: set up and carry out the serving BS after the switching of community by described UE, directly transmit the data transmission link of described business datum to external network;

And carry out the serving BS after the switching of community by described UE setting up, directly transmit described business datum to before the data transmission link of external network, also comprise:

Described serving BS control appliance receives the UE travelling performance parameter that described UE reports, described UE travelling performance parameter comprises any or any number of combinations in following parameter, comprising: historical switching times, the time stopping in Serving cell, the described UE in rate travel, the described UE predetermined period of described UE belongs to static UE or the dynamic attribute of UE;

Determine that according to described UE travelling performance parameter whether described UE is in high mobility state;

If determine that according to described UE travelling performance parameter described UE, not in high mobility state, sets up and carries out the serving BS after the switching of community by described UE for described business datum, directly transmit the data transmission link of described business datum to external network;

If determine that according to described UE travelling performance parameter described UE, in high mobility state, does not set up by described UE and carries out the serving BS after the switching of community, directly transmit the data link of described business datum.

6. method according to claim 5, is characterized in that, before the business datum of described UE is directly sent to external network by the serving BS of described UE, also comprises:

7. a wireless communication system, is characterized in that, comprising:

The first receiving element, in business datum from base station unloading NodeB offload, receive the measurement report that UE reports;

Transmission unit, for the described data transmission link creating by described link establishment unit, transmits described business datum;

Described link establishment unit comprises:

The first link establishment module, for setting up from the serving BS described UE carries out community switching, by described serving BS control appliance, transmits the data transmission link of described business datum to external network;

Described the first link establishment module comprises:

Judge submodule, for judging whether described serving BS control appliance has the function of the described business datum of direct transmission to external network;

The first link establishment submodule, when judging that at described judgement submodule described serving BS control appliance has the described business datum of direct transmission to the function of external network, set up from the serving BS described UE carries out community switching, by described serving BS control appliance, directly transmit the data transmission link of described business datum to external network;

The second link establishment submodule, when judging that at described judgement submodule described serving BS control appliance does not have the described business datum of direct transmission to the function of external network, set up from the serving BS described UE carries out community switching, by described serving BS control appliance and via core net, transmit the data transmission link of described business datum to external network.

8. wireless communication system according to claim 7, is characterized in that, also comprises:

The second receiving element, for before the business datum of described UE is directly sent to external network by the serving BS of described UE, receive UE travelling performance parameter and/or positional information that described UE reports, described UE travelling performance parameter comprises any or any number of combinations in following parameter, comprising: historical switching times, the time stopping in Serving cell, the UE in rate travel, the described UE predetermined period of described UE belongs to static UE or the dynamic attribute of UE;

The first operating unit, determine that for the described UE travelling performance parameter receiving according to described the second receiving element whether described UE is in high mobility state, in the time that definite described UE does not have in high mobility state, the business datum of described UE is directly sent to external network by the serving BS of described UE; Or

The second operating unit, for determining the whether marginal position in community of described UE according to described positional information; In the time determining that described UE does not have the marginal position in community, the business datum of described UE is directly sent to external network by the serving BS of described UE; Or the 3rd operating unit, for determining that according to described UE travelling performance parameter whether described UE is in high mobility state, and determine the whether marginal position in community of described UE according to described positional information, do not have in high mobility state at definite described UE, and while thering is no the marginal position in community, the business datum of described UE is directly sent to external network by the serving BS of described UE.

9. a wireless communication system, is characterized in that, comprising:

Described link establishment unit comprises:

The second link establishment module, for setting up from the serving BS described UE carries out community switching, by described serving BS control appliance, and carry out the serving BS before the switching of community via described UE, transmit the data transmission link of described business datum to external network.

10. wireless communication system according to claim 9, is characterized in that, also comprises:

11. 1 kinds of wireless communication systems, is characterized in that, comprising:

Described link establishment unit comprises:

The 3rd link establishment module, carries out the serving BS after the switching of community for setting up by described UE, directly transmits the data transmission link of described business datum to external network;

Also comprise:

Receiver module, for setting up and carry out the serving BS after the switching of community by described UE in described the 3rd link establishment module, directly the described business datum of transmission is to before the data transmission link of external network, receive the UE travelling performance parameter that described UE reports, described UE travelling performance parameter comprises any or any number of combinations in following parameter, comprising: historical switching times, the time stopping in Serving cell, the described UE in rate travel, the described UE predetermined period of described UE belongs to static UE or the dynamic attribute of UE;

Judge module, for determining that according to described UE travelling performance parameter whether described UE is in high mobility state;

Described the 3rd link establishment module also for, in the time that described judge module is determined described UE not in high mobility state according to described UE travelling performance parameter, set up and carry out the serving BS after the switching of community by described UE, directly transmit the data transmission link of described business datum to external network.

12. wireless communication systems according to claim 11, is characterized in that, also comprise: