CN102118815A - Switching method and wireless communication system - Google Patents
Switching method and wireless communication system Download PDFInfo
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- CN102118815A CN102118815A CN2011100485032A CN201110048503A CN102118815A CN 102118815 A CN102118815 A CN 102118815A CN 2011100485032 A CN2011100485032 A CN 2011100485032A CN 201110048503 A CN201110048503 A CN 201110048503A CN 102118815 A CN102118815 A CN 102118815A
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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
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 professional rapid growth of current data takies a large amount of private network transmission bandwidths, simultaneously, and core net dilatation and upgrade cost height.As mobile internet (Mobile Internet) business of data service main body, as, Web application, file transfer or P2P (Point-to-Point, end-to-end) etc. are professional, belong to the low value business for cellular carrier, non-profit with the increased production.
For solving this type of problem, need 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 inserts internet (internet) by the Gi interface.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, inserting internet by the Gi interface, is 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 inserts Internet by NodeB by the broadband access means with business datum, without RNC and packet-based core networks node, except the transmission cost and core net dilatation cost of saving core net, can more save the return link and the RNC upgrade expanding cost of from NodeB (base station) to RNC (Radio Network Controller, radio network controller).
State in realization in the process of NodeB offload, the inventor finds that there are the following problems at least in the prior art: after business datum unloads from NodeB offload, go back the complete feasible handover scheme of neither one at present, 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, after business datum unloads from NodeBoff load, 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 comprises:
The serving BS control appliance of user equipment (UE) receives the measurement report that described UE reports;
Described serving BS control appliance judges according to described measurement report whether described UE needs to carry out the sub-district and switch, and wherein, the business datum of described UE directly is sent to external network by the serving BS of described UE;
When judging that described UE need carry out the sub-district switching, described serving BS control appliance is that described business datum is set up data transmission link, and described data transmission link is used for carrying out the sub-district at described UE and cuts the back described business datum of transmission to external network;
By described data transmission link, transmit described business datum.
A kind of wireless communication system comprises:
First receiving element is used to receive the measurement report that UE reports;
Judging unit is used for the described measurement report according to described first receiving element reception, judges whether described UE needs to carry out the sub-district and switch, and wherein, the business datum of described UE directly is sent to external network by the serving BS of described UE;
The link establishment unit is used for when described judging unit judges that described UE need carry out the sub-district switching, and for described business datum is set up data transmission link, described data transmission link is used for carrying out the sub-district at described UE and cuts the back described business datum of transmission to external network;
Transmission unit is used for the described data transmission link by the establishment of described link establishment unit, transmits described business datum.
The technical scheme that the embodiment of the invention provides, when the business datum of UE directly is sent to external network by the serving BS of this UE, and when this UE need switch, for the business datum of this UE is set up data transmission link, described data transmission link is used for carrying out the sub-district at described UE and cuts the business datum of this UE of back transmission to external network, and transmit the business datum of this UE by described data transmission link, thereby can be after NodeB offload unloading in business datum, a complete feasible handover scheme is provided, guarantees the normal transmission of mobile subscriber business data.
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.
Fig. 1 is the flow chart of a kind of changing method in the embodiment of the invention 1;
Fig. 2 is the flow chart of a kind of changing method in the embodiment of the invention 2;
Fig. 3 is the ambulant scene graph of NodeB offload in the embodiment of the invention 2;
Fig. 4 is the data transmission link schematic diagram of a kind of service data transmission in the embodiment of the invention 2;
Fig. 5 is the data transmission link schematic diagram of another kind of service data transmission in the embodiment of the invention 2;
Fig. 6 is the data transmission link schematic diagram of another kind of service data transmission in the embodiment of the invention 2;
Fig. 7 is the data transmission link schematic diagram of another kind of service data transmission in the embodiment of the invention 2;
Fig. 8 is the data transmission link schematic diagram of another kind of service data transmission in the embodiment of the invention 2;
Fig. 9 is the data transmission link schematic diagram of another kind of service data transmission in the embodiment of the invention 2;
Figure 10 is the data transmission link schematic diagram of another kind of service data transmission in the embodiment of the invention 2;
Figure 11 is the data transmission link schematic diagram of another kind of service data transmission in the embodiment of the invention 2;
Figure 12 is the data transmission link schematic diagram of another kind of service data transmission in the embodiment of the invention 2;
Figure 13 is the data transmission link schematic diagram of another kind of service data transmission in the embodiment of the invention 2;
Figure 14 is the data transmission link schematic diagram of another kind of service data transmission in the embodiment of the invention 2;
Figure 15 is the flow chart of cell switching method in the embodiment of the invention 3;
Figure 16 is the flow chart of a kind of changing method in the embodiment of the invention 4;
Figure 17 is the flow chart of another kind of changing method in the embodiment of the invention 4;
Figure 18 is the flow chart of another kind of changing method in the embodiment of the invention 4;
Figure 19 is the composition frame chart of a kind of wireless communication system in the embodiment of the invention 5;
Figure 20 is the composition frame chart of another kind of wireless communication system in the embodiment of the invention 5;
Figure 21 is the composition frame chart of another kind of wireless communication system in the embodiment of the invention 5;
Figure 22 is the composition frame chart of another kind of wireless communication system in the embodiment of the invention 5;
Figure 23 is the composition frame chart of another kind of wireless communication system in the embodiment of the invention 5;
Figure 24 is the composition frame chart of another kind of wireless communication system in the embodiment of the invention 5;
Figure 25 is the composition frame chart of another kind of wireless communication system in the embodiment of the invention 5.
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.
The embodiment of the invention provides a kind of changing method, and as shown in Figure 1, this method comprises:
101, the serving BS control appliance of UE (User Equipment, subscriber equipment) receives the measurement report that UE reports.
102, the serving BS control appliance judges according to the measurement report that UE reports whether this UE needs to carry out the sub-district and switch.
Wherein, the business datum of this UE directly is 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 with the business datum of UE directly the Gi interface of the serving BS by UE be sent to external network.
Wherein, this serving BS control appliance judges according to the measurement report that UE reports whether this UE needs to carry out the sub-district and switch, and can adopt existing any method, and the embodiment of the invention does not limit this.
103, when judging that this UE need carry out the sub-district switching, for the business datum of this UE is set up data transmission link, this data transmission link is used for carrying out the sub-district at this UE and cuts the business datum of this UE of back transmission to external network.
Wherein, set up data transmission link for the business datum of this UE, can adopt any method in the following method, this method comprises:
First kind, set up from this UE and carry out serving BS after switch the sub-district, by this serving BS control appliance, transmit the data transmission link of the business datum of this UE to external network.
Second kind, set up from this UE and carry out serving BS after switch the sub-district, by this serving BS control appliance, and carry out serving BS before switch the sub-district via this UE, transmit the data transmission link of the business datum of this UE to external network.
The third is set up by this UE and carries out serving BS after switch the sub-district, directly transmits the data transmission link of the business datum of this UE to external network.
104,, transmit the business datum of this UE by the data transmission link of this foundation.
In the embodiment of the invention, when the business datum of UE directly is sent to external network by the serving BS of this UE, and when this UE need switch, for the business datum of this UE is set up data transmission link, this data transmission link is used for carrying out the sub-district at this UE and cuts the business datum of this UE of back transmission to external network, and by this data transmission link, transmit the business datum of this UE, thereby can be after NodeBoff load unloading in business datum, a complete feasible handover scheme is provided, guarantees the normal transmission of mobile subscriber business data.
The embodiment of the invention provides a kind of changing method, and main is that example is set forth the method that switch the sub-district with the 3G network, and in embodiments of the present invention, the serving BS control appliance is RNC, and the serving BS of UE is NodeB, and as shown in Figure 2, this 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, transfers to RNC again.
202, RNC judges according to the measurement report that this UE reports whether this UE needs to carry out the sub-district and switch, when judging that this UE need carry out the sub-district switching, and execution in step 203; When judging that this UE does not need to carry out the sub-district switching, execution in step 205.
Wherein, the business datum of this UE directly is 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 directly is sent to external network by its Gi interface.
203, set up data transmission link for the business datum of this UE, this data transmission link is used for carrying out the sub-district at this UE and cuts the business datum of this UE of back transmission to external network.
Wherein, need to prove, the mobility of UE NodeB offload as shown in Figure 3, comprise following 3 kinds of scenes: 1. first kind of scene be: move between the NodeB of UE in same RNC; 2. second kind of scene be: UE moves between the NodeB of the different RNCs with Iur interface; 3. the third scene is: UE moves between the NodeB of the different RNCs that does not have the 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.
First kind of scene when between the NodeB of this UE in same RNC when mobile, for the business datum of this UE is set up data transmission link, can adopt following method to realize 1. down, comprising:
First kind, set up from this UE for the business datum of this UE and to carry out serving BS (target BS) after switch the sub-district, by this RNC, transmit the data transmission link of the business datum of this UE to external network.
Wherein, set up for the business datum of this UE and to carry out the sub-district switch aim base station from this UE, by this RNC, the business datum of transmitting this UE specifically can adopt following method to realize during to the data transmission link of external network, comprising:
Judge whether this RNC has the function of the business datum of direct this UE of transmission to external network; Judge promptly whether this RNC has RNC offload function.
If judge that this RNC has the function of the business datum of direct this UE of transmission to external network, promptly this RNC has RNC offload function, then set up and carry out the sub-district switch aim base station from this UE for the business datum of this UE, by this RNC, directly transmit the data transmission link of the business datum of this UE to external network.Concrete shown in the dotted portion among 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 the NodeB2, and pass through the Gi interface of this RNC, directly transmit the data transmission link of the business datum of this UE to external network.
If judge that this RNC does not have the function of this business datum of direct transmission to external network, promptly this RNC does not have RNC offload function, then be the target BS of the business datum foundation of this UE from this UE, by this RNC and via core net, transmit the data transmission link of the business datum of this UE to external network.Concrete shown in the dotted portion among 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 the NodeB2, pass through Iu-PS interface between this RNC and this core net (GGSN) again to GGSN, and transmit the data transmission link of the business datum of this UE to external network by the Gi interface of this GGSN.
Need to prove, because before UE switches, the source NodeB that serves for this UE has the NodeBoffload function, after this source NodeB receives the business datum that this UE reports, the direct business datum that this UE is reported by the Gi interface of this source NodeB sends in the internet, and this source NodeB does not need to communicate with RNC when the business datum of this UE of transmission; The coverage that moves out source NodeB as UE need be carried out the sub-district when switching, for the business datum of this UE rebulids data transmission link, be used for carrying out the sub-district and cut the back described business datum of transmission, wherein, set up data transmission link for the business datum of this UE and comprise to external network at described UE:
At 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; After this source NodeB receives this request message, notify this RNC with 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.Once more, source NodeB discharges it directly with the function of business data transmission to external network, and reconstruction is connected with tradition between the UE.
Second kind, set up for the business datum of this UE and to carry out the sub-district switch aim base station from this UE, by this RNC, and carry out source base station before switch the sub-district via this UE, transmit the data transmission link of the business datum of this UE to external network.Concrete, shown in the dotted portion among 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 the NodeB2, pass through I ub interface between this RNC and the NodeB1 (source NodeB) again to NodeB1, and the Gi interface by this NodeB1, transmit the data transmission link of the business datum of this UE to external network.
Need to prove, the business datum of this kind transmission UE is to the data transmission link of external network, the business datum of UE still needs to transfer to external network from the Gi interface of source base station, so when setting up this data transmission link, different with first method is, RNC only needs to set up to be connected with the Iub of target BS and gets final product, and does not need other operation.
The third is set up by this UE for the business datum of this UE and to carry out serving BS (target BS) after switch the sub-district, directly transmits the data transmission link of this business datum to external network.Concrete, shown in the dotted portion among 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.
Second kind of scene when UE has between the NodeB of different RNCs of Iur interface when mobile, for this business datum is set up data transmission link, can adopt following method to realize 2. down, comprising:
First kind, set up from this UE for the business datum of this UE and to carry out serving BS after switch the sub-district, transmit the data transmission link of this business datum by RNC to external network, concrete is: set up from this UE for the business datum of this UE and carry out target NodeB after switch the sub-district, by the Iub interface between target NodeB and the Target RNC to Target RNC, arrive source RNC through the Iur interface between Target RNC and the source RNC again, and transmit the data transmission link of the business datum of this UE to external network by this source RNC.
Wherein, set up from this UE for the business datum of this UE and to carry out target NodeB after switch the sub-district, by the Iub interface between target NodeB and the Target RNC to Target RNC, arrive source RNC through the Iur interface between Target RNC and the 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 function of the business datum of direct this UE of transmission to external network; Judge promptly whether this source RNC has RNC offload function.
If judge that this source RNC has the function of the business datum of direct this UE of transmission to external network, promptly this source RNC has RNC offload function, then set up from this UE and carry out target NodeB after switch the sub-district for the business datum of this UE, arrive this Target RNC through the Iub interface between this target NodeB and the Target RNC, and by the Iur interface between this Target RNC and this source RNC to source RNC, and directly transmit the data transmission link of the business datum of this UE to external network by the Gi interface of this source RNC.Concrete shown in the dotted portion among Fig. 8, foundation is from NodeB2 (target NodeB), by the Iub interface between NodeB2 and the RNC2 (Target RNC) to RNC2, and through the Iur interface between RNC1 (source RNC) and the RNC2 to RNC1, and directly transmit the data transmission link of the business datum of this UE to external network by the Gi interface of this RNC1.
If judge that this source RNC does not have the function of this business datum of direct transmission to external network, promptly this source RNC does not have RNC offload function, then set up from this UE and carry out target NodeB after switch the sub-district for the business datum of this UE, arrive this Target RNC through the Iub interface between this target NodeB and the Target RNC, and by the Iur interface between this Target RNC and this source RNC to source RNC, and the Iu-PS interface between process this source RNC and the core net (GGSN) is to GGSN, and the Gi interface by this GGSN, transmit the data transmission link of the business datum of this UE to external network.Concrete shown in the dotted portion among Fig. 9, for this business datum is set up from NodeB2 (target NodeB), arrive this RNC2 through the Iub interface between this NodeB2 and the RNC2 (Target RNC), and by the Iur interface between this RNC2 and the RNC1 (source RNC) to RNC1, and the Iu-PS interface between this RNC1 of process and the core net (GGSN) is to GGSN, and the Gi interface by this GGSN, transmit the data transmission link of the business datum of this UE to external network.
Second kind, set up for the business datum of this UE and to carry out the sub-district switch aim base station from this UE, by this RNC, and carry out source base station before switch the sub-district via this UE, transmit the data transmission link of the business datum of this UE to external network.The business datum that is this UE is set up from this UE and is carried out target NodeB after switch the sub-district, arrive this Target RNC through the Iub interface between this target NodeB and the 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 the source NodeB again, and transmit the data transmission link of the business datum of this UE to external network by the Gi interface of this source NodeB.Concrete should be shown in the dotted portion among 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 the RNC2, and by the Iur interface between this RNC2 and the RNC1 to RNC1, again through the Iub interface between this RNC1 and the NodeB1 to NodeB1, and transmit the data transmission link of the business datum of this UE to external network by the Gi interface of this NodeB1.
The third is set up by this UE for the business datum of this UE and to carry out serving BS after switch the sub-district, directly transmits the data transmission link of the business datum of this UE to external network.The business datum foundation that is this UE is transmitted the data transmission link of the business datum of this UE to external network from the Gi interface that this UE carries out the target NodeB after switch the sub-district, shown in the dotted portion among Figure 11, set up from the Gi interface of NodeB2 for the business datum of this UE and directly to transmit the data transmission link of the business datum of this UE to external network.
The third scene when UE is not having between the NodeB of different RNCs of Iur interface for the business datum of this UE is set up data transmission link, can to adopt following method to realize when mobile, comprising 3. down:
First kind, set up from this UE for the business datum of this UE and to carry out target NodeB after switch the sub-district, by Target RNC, transmit the data transmission link of this business datum to external network.
Wherein, set up from this UE for the business datum of this UE and to carry out target NodeB after switch the sub-district,, transmit the data transmission link of the business datum of this UE, specifically, comprising to adopt following method to realize to external network by Target RNC:
Judge whether this Target RNC has the function of this business datum of direct transmission to external network; Judge promptly whether this Target RNC has RNC offload function.
If judge that this Target RNC has the function of this business datum of direct transmission to external network; Promptly this Target RNC has RNC offload function, then set up from this UE and carry out target NodeB after switch the sub-district for the business datum of this UE, Iub interface between process target Node and the Target RNC is to Target RNC, and the Gi interface by Target RNC, directly transmit the data transmission link of the business datum of this UE to external network.Concrete shown in the dotted portion among Figure 12, for the business datum of this UE is set up from NodeB2 (target NodeB), Iub interface between process Node2 and the RNC2 (Target RNC) is to RNC2, and the Gi interface by RNC2, directly transmit the data transmission link of the business datum of this UE to external network.
If judge that this Target RNC does not have the function of this business datum of direct transmission to external network, promptly this Target RNC does not have RNC offload function, then set up from this UE and carry out target NodeB after the switching of sub-district for the business datum of this industry UE, Iub interface between process target Node and the Target RNC is to Target RNC, and the Iu-PS interface between process Target RNC and the core net (GGSN) is to GGSN, and the Gi interface by this GGSN, transmit the data transmission link of the business datum of this UE to external network.Concrete shown in the dotted portion among Figure 13, for the business datum of this UE is set up from NodeB2 (target NodeB), Iub interface between process NodeB2 and the RNC2 (Target RNC) is to RNC2, and by the Iu-PS interface between RNC2 and the core net (GGSN) to GGSN, and the Gi interface by this GGSN, transmit the data transmission link of the business datum of this UE to external network.
Second kind, carry out the sub-district switch aim base station for the business datum foundation of this UE by this UE, directly transmit the data transmission link of the business datum of this UE to external network.Be this business datum foundation and transmit the data transmission link of the business datum of this UE to external network from the Gi interface that this UE carries out the target NodeB after switch the sub-district, shown in the dotted portion among Figure 14, set up Gi interface for the business datum of this UE, directly transmit the data transmission link of the business datum of this UE to external network from NodeB2 (target NodeB).
204, transmit the business datum of this UE by the data transmission link of this foundation.
205, the serving BS by this UE directly is sent to external network with the business datum of this UE.
In the embodiment of the invention, when the business datum of UE directly is sent to external network by the serving BS of this UE, and when this UE need switch, for the business datum of this UE is set up data transmission link, this data transmission link is used for carrying out the sub-district at this UE and cuts the business datum of this UE of back transmission to external network, and by this data transmission link, transmit the business datum of this UE, thereby can be after the NodeBoffload unloading in business datum, a complete feasible handover scheme is provided, guarantees the normal transmission of mobile subscriber business data.
And, when setting up data transmission link for the business datum of this UE, when sending the business datum of this UE by RNC for this UE foundation, can determine earlier whether this RNC has RNC offload function, if this RNC has RNC offload function, then directly the Gi interface by this RNC with the business data transmission of this UE to external network, saved the data transmission resources between RNC and the core net to a certain extent.
Embodiment 3
The embodiment of the invention provides a kind of changing method, and as shown in figure 15, this method comprises:
301, 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, transfers to RNC again.
302, this RNC judges according to the measurement report that this UE reports whether this UE needs to carry out the sub-district and switch, when judging that this UE need carry out the sub-district switching, and execution in step 303; When judging that this UE does not need to carry out the sub-district switching, execution in step 307.
Wherein, the business datum of this UE directly is 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 directly is sent to external network by its Gi interface.
303, when judging that this UE need carry out the sub-district switching, receive the UE travelling performance parameter that this UE reports, this UE travelling performance parameter comprises any or the arbitrarily a plurality of combination in the following parameter, comprising: historical switching times, the time that stops in Serving cell, the UE in the rate travel of UE, the UE predetermined period belongs to static UE or the dynamic attribute of UE.
304, determine according to this UE travelling performance parameter whether this UE is in the high mobility state; If determine that according to this UE travelling performance parameter this UE is not in the high mobility state, then execution in step 305; If determine that according to this UE travelling performance parameter this UE is in the high mobility state, then execution in step 306.
Wherein, determine according to this UE travelling performance parameter whether this UE is in the high mobility state, can adopt accomplished in many ways, and the embodiment of the invention does not limit this.
When the travelling performance parameter of this UE is the rate travel of this UE, then determine according to the rate travel of this UE whether this UE is in the high mobility state and can adopts following method to realize that comprise: whether the rate travel of judging UE is greater than the set rate thresholding; When the rate travel of this UE during, determine that this UE is in the high mobility state more than or equal to this set rate thresholding; When the rate travel of this UE during, determine that this UE is not in the high mobility state less than this set rate thresholding.
Wherein, can calculate the rate travel of this UE according to the historical switching times in this UE predetermined period or time of in Serving cell, stopping, determining according to the rate travel of this UE whether this UE is in the description of high mobility state can be with reference to foregoing description, and the embodiment of the invention will repeat no more at this.
When this UE travelling performance parameter is that UE belongs to static UE or dynamically during the attribute of UE, belong to static or dynamic attribute according to this UE and determine whether this UE is in the high mobility state, can adopt following method to realize, comprise: if determine that this UE is static UE, for example the data card of permanent plant determines that then this UE is not in the high mobility state; If determine that this UE is dynamic UE, for example mobile phone determines that then this UE is in the high mobility state.
305, set up by this UE for the business datum of this UE and carry out serving BS after switch the sub-district, directly transmit the data transmission link of this business datum to external network.
Wherein, set up by this UE for the business datum of this UE and to carry out serving BS after switch the sub-district, 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 invention will repeat no more.
306, do not set up by this UE and carry out serving BS after switch the sub-district, directly transmit the data transmission link of this business datum to external network for the business datum of this UE.
Wherein, for switching the sub-district of realizing this UE, serving BS after not carrying out the sub-district switching by this UE for the business datum foundation of this UE, when directly this business datum of transmission is to the data transmission link of external network, can set up from this UE for the business datum of this UE and carry out serving BS after switch the sub-district, by this serving BS control appliance, transmit the data transmission link of the business datum of this UE to external network; Perhaps set up from this UE and carry out serving BS after switch the sub-district,, and carry out serving BS before switch the sub-district, transmit the data transmission link of the business datum of this UE to external network via this UE by this serving BS control appliance for this business datum.
Wherein, set up from this UE for the business datum of this UE and to carry out serving BS after switch the sub-district,, transmit the data transmission link of the business datum of this UE to external network by this serving BS control appliance; Perhaps set up from this UE and carry out serving BS after switch the sub-district for the business datum of this UE, by this serving BS control appliance, and carry out serving BS before switch the sub-district via this UE, transmit the specific descriptions of the business datum of this UE to the data transmission link of external network, corresponding description in the step 302 in can reference example 2, the embodiment of the invention will repeat no more herein.
307, the serving BS by this UE is sent to external network with the business datum of this UE.
In the embodiment of the invention, when the business datum of UE directly is sent to external network by the serving BS of this UE, and when this UE need switch, for the business datum of this UE is set up data transmission link, this data transmission link is used for carrying out the sub-district at this UE and cuts the business datum of this UE of back transmission to external network, and by this data transmission link, transmit the business datum of this UE, thereby can be after NodeBoff load unloading in business datum, a complete feasible handover scheme is provided, guarantees the normal transmission of mobile subscriber business data.
And, in the embodiment of the invention, serving BS the sub-district switching is carried out in foundation by this UE after, directly the business datum of this UE of transmission is to the data transmission link of external network, earlier judge whether this UE is in high-mobility state, when definite this user is not in high-mobility state, just set up by this UE and carry out serving BS after switch the sub-district 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, after having avoided directly the business datum of the UE serving BS by this UE directly is sent to external network, owing to switch service disconnection and the time-delay that causes based on NodeB offload.
Embodiment 4
The embodiment of the invention provides a kind of changing method, and as shown in figure 16, this 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 the arbitrarily a plurality of combination in the following parameter, comprising: historical switching times, the time that stops in Serving cell, the UE in the rate travel of this UE, this UE predetermined period belongs to static UE or the dynamic attribute of UE.
402, this serving BS control appliance determines according to this UE travelling performance parameter whether this UE is in the high mobility state; If determine that this UE is not in the high mobility state, then execution in step 403; If determine that this UE is in the high mobility state, then execution in step 407.
Wherein, determine according to this UE travelling performance parameter whether this UE is in the specific descriptions of high mobility state, the corresponding description in the step 304 in can reference example 3, the embodiment of the invention will repeat no more herein.
403, the business datum with this UE directly is 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 the sub-district and switch; If judge when this UE need carry out the sub-district switching execution in step 405; If judge when this UE does not need to carry out the sub-district switching execution in step 403.
405, set up data transmission link for the business datum of this UE, this data transmission link is used for carrying out the sub-district at this UE and cuts the business datum of this UE of back transmission to external network.
Wherein, for the business datum of this UE is set up corresponding description in the specific descriptions of the data transmission link step 203 in can reference example 2, and the corresponding description among the embodiment 3, the embodiment of the 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 invention provides a kind of changing method, and as shown in figure 17, this 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 determines according to this positional information whether this UE is in the marginal position of sub-district, is not in the marginal position of sub-district if determine this UE, and then execution in step 503; Be in the marginal position of sub-district if determine this UE, then execution in step 507.
503, the business datum with this UE directly is 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 the sub-district and switch; If judge that this UE need carry out the sub-district and switch, then execution in step 505; If judge that this UE does not need to carry out the sub-district and switches, then execution in step 503.
505, set up data transmission link for the business datum of this UE, this data transmission link is used for carrying out the sub-district at this UE and cuts the business datum of this UE of back transmission to external network.
Wherein, for this business datum is set up corresponding description in the specific descriptions of the data transmission link step 203 in can reference example 2, and the corresponding description among the embodiment 3, the embodiment of the 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 invention provides a kind of changing method, and as shown in figure 18, this 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 according to this positional information whether this UE is in the marginal position of sub-district, and determine according to UE travelling performance parameter whether this UE is in the high mobility state; If determine that this UE is not in cell edge, and be not in the high mobility state, then execution in step 603; If determine that this UE is in the cell edge position or this UE is in the high mobility state, then execution in step 608.
Wherein, determine according to this UE travelling performance parameter whether this UE is in the specific descriptions of high mobility state, the corresponding description in the step 304 in can reference example 3, the embodiment of the invention will repeat no more herein.
603, the business datum with this UE directly is 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 the sub-district and switch.
605, when judging that this UE need carry out the sub-district switching, for the business datum of this UE is set up data transmission link, this data transmission link is used for carrying out the sub-district at this UE and cuts the business datum of this UE of back transmission to external network.
Wherein, for the business datum of this UE is set up corresponding description in the specific descriptions of the data transmission link step 203 in can reference example 2, and the corresponding description among the embodiment 3, the embodiment of the invention will repeat no more herein.
606,, transmit the business datum of this UE by this data transmission link.
607, transmit the business datum of this UE by traditional service data transmission method.
In the embodiment of the invention, when the business datum of UE directly is sent to external network by the serving BS of this UE, and when this UE need switch, for the business datum of this UE is set up data transmission link, this data transmission link is used for carrying out the sub-district at this UE and cuts back this business datum of transmission to external network, and by this data transmission link, transmit the business datum of this UE, thereby can be after NodeB offload unloading in business datum, a complete feasible handover scheme is provided, guarantees the normal transmission of mobile subscriber business data.
And, in the embodiment of the invention, before directly the serving BS by this UE is sent to external network in the business datum of this UE, earlier according to UE travelling performance parameter and/or positional information, determine whether this UE is in the high mobility state or is in cell edge, whether the business datum of promptly determining this user is suitable for directly being sent to external network by the serving BS of this UE, have only when the business datum of determining this UE is suitable for serving BS by this UE and directly is sent to external network, just the business datum of this UE serving BS by this UE directly is sent to external network, after having avoided directly the business datum of the UE serving BS by this UE directly is sent to external network, owing to switch service disconnection and the time-delay that causes based on NodeB offload.
Embodiment 5
The embodiment of the invention provides a kind of wireless communication system, and as shown in figure 19, this wireless communication system comprises: first receiving element 71, judging unit 72, link establishment unit 73 and transmission unit 74.
First receiving element 71 is used to receive the measurement report that UE reports.
Judging unit 72 is used for this measurement report according to 71 receptions of first receiving element, judges whether this UE needs to carry out the sub-district and switch.
Wherein, the business datum of this UE directly is 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 with the business datum of UE directly the Gi interface of the serving BS by UE be sent to external network.The measurement report concrete, that this judging unit 72 can report according to UE judges whether this UE needs to carry out the sub-district and switch, and can adopt existing any method, and the embodiment of the invention does not limit this.
Wherein, described first receiving element 71 and judging unit 72 can be included in the serving BS control appliance, but the embodiment of the invention does not limit this.
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 is used to set up from this UE and carries out serving BS after switch the sub-district, by the serving BS control appliance of service is provided for the 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.
The first link establishment submodule 7312, be used for when judging business datum that submodule 7311 judges that these serving BS control appliances have a direct transmission UE to the function of external network, set up from this UE for the business datum of this UE and to carry out serving BS after switch the sub-district, by this serving BS control appliance, directly transmit the data transmission link of the business datum of this UE to external network.
Wherein, the described first link establishment submodule 7312 is set up from this UE for the business datum of this UE and is carried out serving BS after switch the sub-district, 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 the step 203 in can reference example 2, the embodiment of the invention will repeat no more herein.
The second link establishment submodule 7313, be used for when judging business datum that submodule 7311 judges that these serving BS control appliances do not have a direct transmission UE to the function of external network, set up from this UE for the business datum of this UE and to carry out serving BS after switch the sub-district, by this serving BS control appliance and via core net, transmit the data transmission link of the business datum of this UE to external network.
Wherein, the described second link establishment submodule 7313 is set up from this UE for the business datum of this UE and is carried out serving BS after switch the sub-district, by this serving BS control appliance and via core net, transmit the specific descriptions of the business datum of this UE to the data transmission link of external network, corresponding description in the step 203 in can reference example 2, the embodiment of the 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 and carry out serving BS after switch the sub-district from this UE, by this serving BS control appliance, and carry out serving BS before switch the sub-district, transmit the data transmission link of the business datum of this UE to external network via this UE.
Wherein, the described second link establishment module 732 is set up from this UE for the business datum of this UE and is carried out serving BS after switch the sub-district, by this serving BS control appliance, and carry out serving BS before switch the sub-district via this UE, transmit the specific descriptions of the business datum of this UE to the data transmission link of external network, corresponding description in the step 203 in can reference example 2, the embodiment of the 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 of this UE to set up by this UE and carries out serving BS after switch the sub-district, directly transmits the data transmission link of the business datum of this UE to external network.
Need to prove, 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, can comprise wherein any a plurality of modules, the embodiment of the invention does not limit this yet.
Further optional, as shown in figure 24, when link establishment unit 73 comprised the 3rd link establishment module 733, this link establishment unit 73 can also comprise: receiver module 734 and judge module 735.
The 3rd link establishment module 733 also is used for, when judge module 735 determines that according to this UE travelling performance parameter this UE is not in the high mobility state, set up by this UE for the business datum of this UE and to carry out serving BS after switch the sub-district, directly transmit the data transmission link of the business datum of this UE to external network.Wherein, described the 3rd link establishment module 733 is set up by this UE for the business datum of this UE and is carried out serving BS after switch the sub-district, 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 the step 203 in can reference example 2, the embodiment of the invention will repeat no more at this.
The 3rd link establishment module 733 also is used for, and when judge module 735 determines that according to this UE travelling performance parameter this UE is in the high mobility state, does not set up by this UE and carries out serving BS after switch the sub-district, directly transmits the data link of the business datum of this UE.
Further alternative, this wireless communication system also comprises: second receiving element 75 and following any one operating unit or its combination: first operating unit 76, second operating unit 77, the 3rd operating unit 78.For example, as shown in figure 25, this wireless communication system also comprises: second receiving element 75, first operating unit 76, second operating unit 77, the 3rd operating unit 78.For other composition modes of the operating unit that this wireless communication system comprised, the embodiment of the invention will be drawn for example no longer one by one.
Second receiving element 75, be used in the business datum of this UE before directly the serving BS by this UE is sent to external network, receive UE travelling performance parameter and/or positional information that this UE reports, this UE travelling performance parameter comprises any or the arbitrarily a plurality of combination in the following parameter, comprising: historical switching times, the time that stops in Serving cell, the UE in the rate travel of UE, the UE predetermined period belongs to static UE or the dynamic attribute of UE.
First operating unit 76, be used for determining according to the UE travelling performance parameter that second receiving element 75 receives whether this UE is in the high mobility state, when definite this UE is not in the high mobility state, the business datum of this UE directly is sent to external network by the serving BS of this UE; Perhaps
The 3rd operating unit 78, be used for determining according to the positional information that second receiving element 75 receives whether this UE is in the marginal position of initial access sub-district, and determine according to the UE travelling performance parameter that second receiving element 75 receives whether this UE is in the high mobility state; When definite this UE is not in the marginal position of sub-district, and when not being in the high mobility state, the business datum of this UE directly is sent to external network by the serving BS of this UE.
Need to prove that the specific descriptions of each functional module of this radio network controller can reference example 1, the corresponding description among embodiment 2 and the embodiment 3, the embodiment of the invention will repeat no more herein.
In the embodiment of the invention, when the business datum of UE directly is sent to external network by the serving BS of this UE, and when this UE need switch, for the business datum of this UE is set up data transmission link, this data transmission link is used for carrying out the sub-district at this UE and cuts the business datum of this UE of back transmission to external network, and by this data transmission link, transmit the business datum of this UE, thereby can be after the NodeBoffload unloading in business datum, a complete feasible handover scheme is provided, guarantees the normal transmission of mobile subscriber business data.
And, in the embodiment of the invention, serving BS the sub-district switching is carried out in foundation by this UE after, directly the business datum of this UE of transmission is to the data transmission link of external network, earlier judge whether this UE is in high-mobility state, when definite this user is not in high-mobility state, just set up by this UE and carry out serving BS after switch the sub-district 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, after having avoided directly the business datum of the UE serving BS by this UE directly is sent to external network, owing to switch service disconnection and the time-delay that causes based on NodeB offload.
In the embodiment of the invention, before directly the serving BS by this UE is sent to external network in the business datum of this UE, earlier according to UE travelling performance parameter and/or positional information, determine whether this UE is in the high mobility state or is in cell edge, whether the business datum of promptly determining this user is suitable for directly being sent to external network by the serving BS of this UE, have only when the business datum of determining this UE is suitable for serving BS by this UE and directly is sent to external network, just the business datum of this UE serving BS by this UE directly is sent to external network, after having avoided directly the business datum of the UE serving BS by this UE directly is sent to external network, owing to switch service disconnection and the time-delay that causes based on NodeB offload.
The method and system that the embodiment of the invention provides, reference each other and quote the basis.In addition, if unit in the system embodiment provided by the invention or module can realize that then this system is actually this network equipment in a network equipment.Certainly, unit in other system embodiment or module also may lay respectively in the different network equipments.
Through the above description of the embodiments, the those skilled in the art can be well understood to the present invention and can realize by the mode that software adds essential common hardware, can certainly pass through hardware, but the former is better execution mode under a lot of situation.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 that can read, floppy disk as computer, hard disk or CD etc., comprise some instructions with so that computer equipment (can be personal computer, server, the perhaps network equipment etc.) carry out the described method of each embodiment of the present invention.
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 with the protection range of described claim.
Claims (14)
1. a changing method is characterized in that, comprising:
The serving BS control appliance of user equipment (UE) receives the measurement report that described UE reports;
Described serving BS control appliance judges according to described measurement report whether described UE needs to carry out the sub-district and switch, and wherein, the business datum of described UE directly is sent to external network by the serving BS of described UE;
When judging that described UE need carry out the sub-district switching, described serving BS control appliance is that described business datum is set up data transmission link, and described data transmission link is used for carrying out the sub-district at described UE and cuts the back described business datum of transmission to external network;
Transmit described business datum by described data transmission link.
2. method according to claim 1 is characterized in that, described serving BS control appliance is that described business datum is set up data transmission link, comprising:
Foundation is carried out serving BS after switch the sub-district from described UE, by described serving BS control appliance, transmits the data transmission link of described business datum to external network.
3. method according to claim 2 is characterized in that, described foundation is carried out serving BS after switch the sub-district from described UE, by described serving BS control appliance, transmits the data transmission link of described business datum to external network, comprising:
Judge whether described serving BS control appliance has the function of the described business datum of direct transmission to external network;
If judge that described serving BS control appliance has the function of the described business datum of direct transmission to external network, then set up from described UE and carry out serving BS after switch the sub-district, by described serving BS control appliance, directly transmit the data transmission link of described business datum to external network;
If judge that described serving BS control appliance does not have the function of the described business datum of direct transmission to external network, then set up from described UE and carry out serving BS after switch the sub-district, by described serving BS control appliance and via core net, transmit the data transmission link of described business datum to external network.
4. method according to claim 1 is characterized in that, described serving BS control appliance is that described business datum is set up data transmission link, comprising:
Foundation is carried out serving BS after switch the sub-district from described UE, by described serving BS control appliance, and carries out serving BS before switch the sub-district via described UE, transmits the data transmission link of described business datum to external network.
5. method according to claim 1 is characterized in that, described serving BS control appliance is that described business datum is set up data transmission link, comprising:
Foundation is carried out serving BS after switch the sub-district by described UE, directly transmits the data transmission link of described business datum to external network.
6. method according to claim 5 is characterized in that, is setting up the serving BS that is undertaken by described UE after switch the sub-district, directly transmits described business datum to the data transmission link of external network, also comprises:
Described serving BS control appliance receives the UE travelling performance parameter that described UE reports, described UE travelling performance parameter comprises any or the arbitrarily a plurality of combination in the following parameter, comprising: historical switching times, the time that stops in Serving cell, the described UE in the rate travel of described UE, the described UE predetermined period belongs to static UE or the dynamic attribute of UE;
Determine according to described UE travelling performance parameter whether described UE is in the high mobility state;
If determine that according to described UE travelling performance parameter described UE is not in the high mobility state, then set up by described UE and carry out serving BS after switch the sub-district 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 is in the high mobility state, then do not set up by described UE and carry out serving BS after switch the sub-district, directly transmit the data link of described business datum.
7. according to each described method of claim 1 to 6, it is characterized in that, before directly the serving BS by described UE is sent to external network in the business datum of described UE, also comprise:
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 the arbitrarily a plurality of combination in the following parameter, comprising: historical switching times, the time that stops in Serving cell, the UE in the rate travel of described UE, the described UE predetermined period belongs to static UE or the dynamic attribute of UE;
Determine according to described UE travelling performance parameter whether described UE is in the high mobility state; If determine that described UE is not in the high mobility state, then carry out described business datum and directly be sent to external network by the serving BS of described UE with described UE; Perhaps
Determine according to described positional information whether described UE is in the marginal position of sub-district; Be not in the marginal position of sub-district if determine described UE, then carry out described business datum and directly be sent to external network by the serving BS of described UE with described UE; Perhaps
Determine according to described UE travelling performance parameter whether described UE is in the high mobility state, and determine according to described positional information whether described UE is in the marginal position of sub-district, if determine that described UE is not in the high mobility state, and be not in the marginal position of sub-district, then carry out described business datum and directly be sent to external network by the serving BS of described UE with described UE.
8. a wireless communication system is characterized in that, comprising:
First receiving element is used to receive the measurement report that UE reports;
Judging unit is used for the described measurement report according to described first receiving element reception, judges whether described UE needs to carry out the sub-district and switch, and wherein, the business datum of described UE directly is sent to external network by the serving BS of described UE;
The link establishment unit is used for when described judging unit judges that described UE need carry out the sub-district switching, and for described business datum is set up data transmission link, described data transmission link is used for carrying out the sub-district at described UE and cuts the back described business datum of transmission to external network;
Transmission unit is used for the described data transmission link by the establishment of described link establishment unit, transmits described business datum.
9. wireless communication system according to claim 8 is characterized in that, described link establishment unit comprises:
The first link establishment module is used to set up from described UE and carries out serving BS after switch the sub-district, by described serving BS control appliance, transmits the data transmission link of described business datum to external network.
10. wireless communication system according to claim 9 is characterized in that, the described first link establishment module comprises:
Judge submodule, be used to judge 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, be used for when described judgement submodule judges that described serving BS control appliance has the described business datum of direct transmission to the function of external network, foundation is carried out serving BS after switch the sub-district from described UE, by described serving BS control appliance, directly transmit the data transmission link of described business datum to external network;
The second link establishment submodule, be used for when described judgement submodule judges that described serving BS control appliance does not have the described business datum of direct transmission to the function of external network, foundation is carried out serving BS after switch the sub-district from described UE, by described serving BS control appliance and via core net, transmit the data transmission link of described business datum to external network.
11. wireless communication system according to claim 8 is characterized in that, described link establishment unit comprises:
The second link establishment module, be used to set up from described UE and carry out serving BS after switch the sub-district, by described serving BS control appliance, and carry out serving BS before switch the sub-district, transmit the data transmission link of described business datum to external network via described UE.
12. wireless communication system according to claim 8 is characterized in that, described link establishment unit comprises:
The 3rd link establishment module is used to set up by described UE and carries out serving BS after switch the sub-district, directly transmits the data transmission link of described business datum to external network.
13. wireless communication system according to claim 12 is characterized in that, described link establishment unit also comprises:
Receiver module, be used for the serving BS the sub-district switching is carried out in described the 3rd link establishment module foundation by described UE after, directly the described business datum of transmission is to 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 the arbitrarily a plurality of combination in the following parameter, comprising: historical switching times, the time that stops in Serving cell, the described UE in the rate travel of described UE, the described UE predetermined period belongs to static UE or the dynamic attribute of UE;
Judge module is used for determining according to described UE travelling performance parameter whether described UE is in the high mobility state;
Described the 3rd link establishment module also is used for, when described judge module determines that according to described UE travelling performance parameter described UE is not in the high mobility state, foundation is carried out serving BS after switch the sub-district by described UE, directly transmits the data transmission link of described business datum to external network.
14. to 13 each described wireless communication systems, it is characterized in that according to Claim 8, also comprise:
Second receiving element, be used in the business datum of described UE before directly the serving BS by described UE is sent to external network, receive UE travelling performance parameter and/or positional information that described UE reports, described UE travelling performance parameter comprises any or the arbitrarily a plurality of combination in the following parameter, comprising: historical switching times, the time that stops in Serving cell, the UE in the rate travel of described UE, the described UE predetermined period belongs to static UE or the dynamic attribute of UE;
First operating unit, be used for determining according to the described UE travelling performance parameter that described second receiving element receives whether described UE is in the high mobility state, when definite described UE is not in the high mobility state, the business datum of described UE directly is sent to external network by the serving BS of described UE; Perhaps
Second operating unit is used for determining according to described positional information whether described UE is in the marginal position of sub-district; When definite described UE is not in the marginal position of sub-district, the business datum of described UE directly is sent to external network by the serving BS of described UE; Perhaps
The 3rd operating unit, be used for determining according to described UE travelling performance parameter whether described UE is in the high mobility state, and determine according to described positional information whether described UE is in the marginal position of sub-district, be not in the high mobility state at definite described UE, and when not being in the marginal position of sub-district, the business datum of described UE directly is sent to external network by the serving BS of described UE.
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| WO2010071133A1 (en) * | 2008-12-15 | 2010-06-24 | 株式会社エヌ・ティ・ティ・ドコモ | Mobile communication method, base transceiver station, radio network controller, core network device, and gateway device |
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| WO2013053120A1 (en) * | 2011-10-13 | 2013-04-18 | 华为技术有限公司 | Shunt decision method, and high mobility state identification method and device |
| CN103168490A (en) * | 2011-10-13 | 2013-06-19 | 华为技术有限公司 | Shunt decision method, and high mobility state identification method and device |
| US9237479B2 (en) | 2012-08-02 | 2016-01-12 | Huawei Technologies Co., Ltd. | Method and device for data traffic distribution |
| CN109257778A (en) * | 2017-07-14 | 2019-01-22 | 大唐移动通信设备有限公司 | A kind of cell switching method and device |
| CN109257778B (en) * | 2017-07-14 | 2020-09-29 | 大唐移动通信设备有限公司 | Cell switching method and device |
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