CN103493540A

CN103493540A - Method, device and system for network routing

Info

Publication number: CN103493540A
Application number: CN201280000692.9A
Authority: CN
Inventors: 戴明增; 郭轶; 吴晓波
Original assignee: Huawei Technologies Co Ltd
Current assignee: Huawei Technologies Co Ltd
Priority date: 2012-04-27
Filing date: 2012-04-27
Publication date: 2014-01-01
Anticipated expiration: 2032-04-27
Also published as: WO2013159329A1

Abstract

Disclosed are a method, device and system for network routing, which are applied to the technical field of communications, and invented for realizing the routing of user equipment under a network sharing scenario. The method includes the steps of: a first network base station acquiring second network information, the second network information being used for routing user equipment to a second network; the first network base station acquiring a network identification of the second network according to the second network information; and the first network base station sending the network identification of the second network to a mobility management entity, so that the mobility management entity routes the user equipment to the second network. The present invention is mainly applied to network pre-registry and network switching under a network sharing scenario.

Description

Method, device and system for network routing

The method of network route, apparatus and system

Technical field

The present invention relates to method, the apparatus and system of communication technical field, more particularly to a kind of network route.Background technology is with Long Term Evolution formula（Long Term Evo lut ion, abbreviation LTE) network development, LTE networks are increasingly taken seriously with interacting for non-LTE network, are particularly LTE network and CDMA 2000

(Code Div i s ion Mul t i p le Acces s 2000, abbreviation CDMA2000) internetwork interaction.Network route refers to LTE network user being switched to CDMA2000 networks, by CDMA2000 tunnel message by CDMA2000 data penetration transmissions into LTE network, so as to realize that LTE network user receives and dispatches CDMA2000 data in the lte networks.

The mode of existing network route is the scene based on LTE networks one CDMA2000 network of correspondence, under the scene, when LTE user equipmenies need transmitting-receiving CDMA2000 network datas, LTE user equipmenies are routed in corresponding CDMA2000 networks, and under the scene of network share, the evolved base station of a LTE network（Evo lved NodeB, abbreviation eNB) can be by multiple CDMA OO network shares.For the scene of network share, which CDMA2000 network LTE network user is routed in and how route, corresponding solution is not proposed then at present.The content of the invention

Embodiments of the invention provide a kind of method of network route, apparatus and system, can realize the network routing function of user equipment under network share scene.

On the one hand, the embodiments of the invention provide a kind of method of network route, including：

First network base station obtains second network information, and second network information is used to user equipment being routed in the second network；

The first network base station obtains the network identity of second network according to second network information；

The network identity of second network is sent to mobility management entity by the first network base station, so that the user equipment is routed to second network by the mobility management entity.

On the other hand, the embodiment of the present invention additionally provides a kind of method of network route, including： User equipment obtains second network information, and second network information is used to user equipment being routed in the second network；

Second network information is sent to first network base station by the user equipment, the network identity of second network is obtained according to second network information for the first network base station, and the network identity of second network is sent to mobility management entity, so that the user equipment is routed to second network by the mobility management entity.

On the other hand, the embodiment of the present invention additionally provides a kind of base station, including：

Receiver, for obtaining second network information, second network information is used to user equipment being routed in the second network；

Processor, second network information for being obtained according to the receiver obtains the network identity of second network；

Emitter, the network identity of second network for the processor to be obtained is sent to mobility management entity, so that the user equipment is routed to second network by the mobility management entity.

On the other hand, the embodiment of the present invention additionally provides a kind of user equipment, including：

Emitter, second network information for the receiver to be obtained is sent to first network base station, the network identity of second network is obtained according to second network information for the first network base station, and the network identity of second network is sent to mobility management entity, so that the user equipment is routed to second network by the mobility management entity.

On the other hand, the embodiment of the present invention additionally provides a kind of system of network route, including base station and user equipment, wherein,

The base station is above-mentioned base station；

The user equipment is above-mentioned user equipment.

The method of network route provided in an embodiment of the present invention, apparatus and system, it can believe in multiple second networks, in select second network information of route, then user equipment is routed in second network, the selection to the second network and road can be realized under the scene of multiple second network share first network base stations By function.

Brief description of the drawings is in order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, the required accompanying drawing used in embodiment or description of the prior art will be briefly described below, apparently, drawings in the following description are only some embodiments of the present invention, for those of ordinary skill in the art, on the premise of not paying creative work, other accompanying drawings can also be obtained according to these accompanying drawings.

Fig. 1 is the flow chart of the method for network route in the embodiment of the present invention；

Fig. 2 is the flow chart of the method for network route in another embodiment of the present invention；

Fig. 3 is the flow chart of the method for another network route in the embodiment of the present invention；

Fig. 4 is the flow chart of the method for another network route in the embodiment of the present invention；

Fig. 5 is the interaction figure of network route in the embodiment of the present invention；

Fig. 6 is the interaction figure of another network route in the embodiment of the present invention；

Fig. 7 is the interaction figure of another network route in the embodiment of the present invention；

Fig. 8 is the flow chart of the method for network route in another embodiment of the invention；

Fig. 9 is the structural representation of base station in the embodiment of the present invention；

Figure 10 is the structural representation of user equipment in the embodiment of the present invention；

Figure 11 is the schematic diagram of the system of network route in the embodiment of the present invention.

Embodiment is below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only a part of embodiment of the invention, rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made belongs to the scope of protection of the invention.

3G aerial access technology is improved and enhanced to LTE network as 3G evolution version.CDMA2000 networks can be divided into CDMA2000 high-speed grouped data networks（CDMA2000 H i gh Ra te Packet Da ta, abbreviation CDMA2000 HRPD) and CDMA wireless-transmission networks (CDMA Rad io Transmi s s ion Techno logy, abbreviation CDMA lxRTT), wherein CDMA2000 HRPD networks mainly support data service, and CDMA lxRTT then mainly support circuit domain（CS doma in) speech business. Under LTE network and the scene of CDMA2000 network interoperabilities, in order to improve performance of handoffs and permit the development of called service in circuit domain business, introduce pre-registration flow, i.e. before user equipment is from LTE network switchings to CDMA2000 networks, by the user equipment registration in CDMA2000 networks, to save hour of log-on when being switched to CDMA2000 networks, and allow user equipment to receive the called service of CDMA2000 networks in the lte networks, pre-registration flow is to be initiated by CDMA2000 tunnel message in LTE.When user equipment is switched to CDMA2000 networks, switched over using pre-registration as reference pair user equipment, the embodiments of the invention provide a kind of method for the eNB scenes lower network route being resident in multiple CDMA2000 network sharings user equipmenies, as shown in Figure 1, LTE network is represented with first network, exemplified by second network on behalf CDMA2000 networks, methods described comprises the following steps：

101st, first network base station obtains second network information.

The first network base station is the base station of access user equipment in first network, and second network information is used to user equipment being routed in the second network.Second network information that first network base station is obtained is a network information in the network information of multiple second networks.For example, when there is 3 CDMA2000 HRPD network sharing first network base stations, first network base station obtains the network information of some CDMA2000 HRPD network in this 3 CDMA2000 HRPD network informations.

102nd, first network base station obtains the network identity of the second network according to second network information.

103rd, the network identity of the second network is sent to mobility management entity by first network base station.

The network identity of second network of route is sent to solid E by first network base station, is routed to user equipment in the second network by beautiful E.

The method of network route provided in an embodiment of the present invention, second network information of route can be selected in multiple second network informations, then user equipment is routed in second network, the second network of route can be selected under the scene of multiple second network share first network base stations, the function to user equipment pre-registration and switching is achieved in.

Further, the embodiment of the present invention additionally provides a kind of method of network route, and methods described is that method shown in Fig. 1 is further expanded.As shown in Fig. 2 methods described comprises the following steps：

201st, first network base station obtains alternative second network information.

Alternative second network information includes the network information of at least one the second network, is set for user Standby or first network base station selects second network information of route in alternative second network information.

The implementation that first network base station obtains alternative second network information includes following three kinds of implementations：

A) first network base station obtains alternative second network information via beautiful E.

B) first network base station obtains first network information via beautiful E, and alternative second network information is derived according to the first network information.Wherein, the first network information can be Home Public Land Mobile Network mark.

C) first network base station via operative configuration maintenance system at（Operat ion Admini s trat ion and Ma intenance, abbreviation 0AM) obtain alternative second network information.

202nd, first network base station sends alternative second network information to user equipment.

Behind the first network protocol stack access first network base station of user equipment, user equipment receives alternative second network information that first network base station is issued, and alternative second network information is submitted to the second network protocol stack of user equipment, second network information of route is selected by the second network protocol stack of user equipment.Second network protocol stack selects second network information according to preset rules, for example, can be second network information that highest priority is selected according to the priority pre-set.

Under the scene that Multi net voting is shared, first network user equipment can be routed to one in multiple second networks, by the network information of multiple second networks, alternately second network information is sent to user equipment for first network base station, so that user equipment selects the network information of the second network of route.For example, when there is 3 CDMA2000 HRPD network sharing eNB, the network information of this 3 CDMA2000 HRPD networks is sent to user equipment by eNB, user equipment selects the network information of the CDMA2000 HRPD networks of route according to default rule, and the CDMA2000 HRPD network informations are sent into eNB.

Second network information can be the combination of one or more of following three kinds of network informations：

1) public land mobile network of the second network of correspondence（Publ ic Land Mobi le Network, abbreviation PL xian）Information.

2) pre-registration of the second network of correspondence, the pre-registration zone identification information of such as the second network.

3) the reference cell identification information of the second network of correspondence.

203rd, first network base station receives second network information that user equipment is sent.

Second network information that first network base station is received is selected for user equipment in alternative second network information The network information for the second network selected and sent.

204th, first network base station obtains the network identity of the second network according to second network information.

When second network information is the reference cell identification information of the second network, first network base station can directly obtain the network identity of the second network from second network information, i.e., identified with reference to d, area（CDMA2000 Reference Cel l ID).When the pre-registration zone identification information of PLMN information or the second network that second network information is the second network, first network base station needs to obtain the network identity of the second network according to default first mapping table.So that PL xian information is second network information as an example：Default first mapping table as shown in table 1, first network base station tabled look-up according to the PLMN information of the second network can obtain user equipment route the second network be reference cell ID1 the second network.When second network information is the reference cell identification information of the second network, step of tabling look-up can be saved.The network identity of the second network identifies for the reference cell of the second network in the present embodiment.

Table 1

205th, the network identity of the second network is sent to mobility management entity by first network base station, so that user equipment is routed to the second network by mobility management entity.

Beautiful E is by searching the port numbers that the second mapping table can obtain the S101 interfaces of the second network of connection, such as S101 session identifications（Ses s ion ID).User equipment is routed to the second network of selection according to the port numbers of S101 interfaces.As shown in table 2, MME is by S101 interfaces and the second network connection, after beautiful E, which obtains the second network of network, identifies the port numbers of corresponding S101 interfaces, it is possible in the second network that user equipment is routed to port numbers connection for second mapping table（That is, selected second network of user equipment）.The network identity of above-mentioned second network is illustrated by taking the reference cell mark of the second network as an example, and other can also be used to have the parameter of unique mark cell characteristics alternatively, the embodiment of the present invention is without limitation in practical application.

The reference cell identification port number of second network

Reference cell ID1 S101 session identifications 1

Table 2

Further, in embodiments of the present invention, can also be the second network of user equipment selection route by first network base station, as shown in figure 3, methods described comprises the following steps：

301st, first network base station obtains alternative second network information.

The step is identical with the implementation of step 201 in Fig. 2, and no longer Redundant is stated herein.

302nd, first network base station selects the network information of the second network of user equipment route according to preset rules in alternative second network information.

After the first network protocol stack of user equipment accesses eNB overlay area, first network base station is that user equipment selects second network information according to preset rules.The preset rules select the preset rules of second network information identical with user equipment in Fig. 2, i.e., the network information of the second network of highest priority is selected according to the priority pre-set.

303rd, second network information of selection is sent to user equipment by first network base station.

Second network information of selection is sent to user equipment by first network base station, so that user equipment initiates pre-registration flow or re-register flow.

304th, first network base station obtains the network identity of the second network according to second network information.

305th, the network identity of the second network is sent to mobility management entity by first network base station, so that user equipment is routed to the second network by mobility management entity.

The implementation of step 304 and step 305 is corresponding identical with the implementation of step 204 in Fig. 2 and step 205 respectively, herein no longer --- and praise and state.

It is further alternative, in Fig. 2 or embodiment illustrated in fig. 3, after user equipment gets second network information, second network information can be sent to beautiful E.When user equipment accesses first network base station again, second network information is sent to first network base station by beautiful E.Second network information can be carried in customer equipment context foundation or customer equipment context modification message (Ini t ia l/Modify UE Context Setup Reques t) and be sent to first network base station by such as MME, it is possible thereby to save the step of first network base station or user equipment select second network information of route again.

Further, user equipment is completed in the second net according to the implementation shown in Fig. 2 or Fig. 3 After pre-registration in network, when needing to be switched to user equipment in the second network of pre-registration, as shown in Fig. 4, methods described comprises the following steps：

401st, first network base station sends inquiry request to user equipment.

The inquiry request is used for the network information for inquiring about the second network of user equipment pre-registration.

402nd, first network base station receives second network information that user equipment is sent.

403rd, first network base station obtains the network identity of the second network according to second network information.

404th, the network identity of the second network is sent to mobility management entity by first network base station, so that user equipment is routed to the second network by mobility management entity.

Step 403 and step 404 are identical with step 204 in Fig. 2 and step 205 correspondence respectively, no longer repeat one by one herein.

Under the scene of network share, in order to improve performance of handoffs and permit the development of called service in circuit domain (CS doma in) business, introduce pre-registration flow, i.e. in user equipment before first network is switched to the second network, by the user equipment registration in the second network, hour of log-on when being switched to the second network to save, and allow user equipment to receive the called service of the second network in first network.In order to support pre-registration flow, first network base station needs to provide pre-registration to user equipment, and whether whether user equipment need to initiate pre-registration flow or initiate to re-register flow according to pre-registration interpretation.

In an application scenarios of the embodiment of the present invention, user equipment（User Equ i pment, abbreviation UE) eNB that resides in LTE network, the eNB is by three CDMA2000 network shares.Corresponding to the implementation shown in Fig. 2, the implementation that UE initiates pre-registration flow is as shown in Figure 5：

1) eNB receives the PLMN information that three CDMA2000 networks are carried in the CDMA2000 internet messages that solid E is sent, the message.

2) eNB issues CDMA2000 network lists to UE, and the network list includes the PLMN information of three CDMA2000 networks.

3) UE selects pre-registration in one of CDMA2000 networks according to highest priority rule.

4) eNB receives the PLMN information of the CDMA2000 networks for the selection pre-registration that UE is sent.

5) mapping relations table search PLMN letters of the eNB according to the PLMN information and table 1 of reception Cease corresponding reference cell I D.

6) eNB sends the reference cell I D that eNB lookups are carried in S 1AP message, the message to MME.7) MME searches the port numbers of the interfaces of S 1 01 according to reference cell I D and table 2, UE is routed in the CDMA2000 networks by the port numbers corresponding interfaces of S 1 01, pre-registration flows of the UE in the CDMA2000 networks is thus completed.

In another application scenarios of the embodiment of the present invention, the eNB that UE is resided in LTE network, the eNB is equally by three CDMA2000 network shares.Corresponding to the implementation shown in Fig. 3, the implementation that UE initiates pre-registration flow can also be as shown in Figure 6：

2) eNB sends many CDMA2000 networks configured informations to UE, the information be used to notifying UE can pre-registration CDMA2000 networks it is more than one.

3) when UE needs to initiate pre-registration flow, eNB receives the pre-registration network request information that UE is sent.

4) eNB is the PLMN information for the CDMA2000 networks that UE selects route.

5) eNB sends the PLMN information of selection to UE.

6) eNB receives the PLMN information for the CDMA2000 networks that UE is sent.

7) the corresponding reference cell I D of mapping relations table search of the eNB according to the PLMN information and table 1 of the reception PLMN information.

8) eNB sends the reference cell I D that eNB lookups are carried in S 1AP message, the message to MME.9) MME searches the port numbers of the interfaces of S 1 01 according to reference cell I D and table 2, UE is routed in the CDMA2000 networks by the port numbers corresponding interfaces of S 1 01, pre-registration flows of the UE in the CDMA2000 networks is thus completed.

Further, in another application scenarios of the embodiment of the present invention, the eNB that UE is resided in LTE network, the eNB equally by three CDMA2000 network shares, UE pre-registration in one of CDMA2000 networks.Corresponding to the implementation shown in Fig. 4, the flow that UE is switched in the CDMA2000 networks of pre-registration by eNB is as shown in Figure 7： 1) eNB sends CDMA2000 network information query orders to UE, to obtain the PLMN information of UE CDMA2000 networks of pre-registration.

2) eNB receive UE send pre-registration or will pre-registration CDMA2000 networks PLMN information.

3) the corresponding reference cell ID of mapping relations table search of the eNB according to the PLMN information and table 1 of the reception PLMN information.

4) eNB sends the reference cell ID that eNB lookups are carried in S1AP message, the message to MME.5) MME searches the port numbers of S101 interfaces according to reference cell ID and table 2, and UE is routed in the CDMA2000 networks by the port numbers corresponding S101 interfaces, thus completes pre-registration flows of the UE in the CDMA2000 networks.

First network in the embodiment of the present invention is LTE network, and the second network is CDMA2000 networks, and first network described in practical application and the second network can also be WCDMA（Wideband Code Division Multiple Access, abbreviation WCDMA) network, TD SDMA (Time Division-Synchronous Code Division Multiple Access, abbreviation TD-CDMA) network, global system for mobile communications（Global System of Mobile communication, abbreviation GSM) network, and other use frequency division multiplexing, time division multiplexing and space division multiplexing technology access network.

Further, the embodiment of the present invention additionally provides a kind of method of network route, and as shown in Fig. 8, methods described comprises the following steps：

801st, user equipment initiates route requests to first network base station.

The route requests can be pre-registration network request information, re-register network request information or handover network solicited message.

802nd, user equipment receives alternative second network information that first network base station is sent.

Alternative second network information includes the network information of at least one the second network, is set for user Standby second network information for selecting to route in alternative second network information.

803rd, user equipment selects second network information of route in alternative second network information.

Behind the first network protocol stack access first network base station of user equipment, user equipment receives alternative second network information that first network base station is issued, and alternative second network information is submitted to the second network protocol stack of user equipment, second network information of route is selected by the second network protocol stack of user equipment.Second network protocol stack selects second network information according to preset rules, such as described preset rules can be second network information that highest priority is selected according to the priority pre-set.

1) the PLMN information of the second network of correspondence.

804th, second network information of selection is sent to first network base station by user equipment.

First network base station obtains the network identity of the second network according to second network information, and the network identity is sent to beautiful E, the port numbers for the S101 interfaces for connecting the second network are obtained according to the network identity by beautiful E, and user equipment is routed in the second network by the port numbers corresponding interface.

Under the scene that Multi net voting is shared, first network user equipment can be routed to one in multiple second networks, user equipment receives alternative second network information that first network base station is sent, then the network information of the second network of user equipment selection route.For example, when there is 3 CDMA2000 HRPD network sharing eNB, user equipment receives the network information for this 3 CDMA2000 HRPD networks that eNB is sent, user equipment selects the network information of the CDMA2000 HRPD networks of route according to default rule, and the CDMA2000 HRPD network informations are sent into eNB.

Further, then second network information of selection can also be sent to by user equipment by base station selected second network information of first network.In the embodiment of the method shown in Fig. 8, step 802 and step 803 can be replaced with：User equipment receives second network information that first network is base station selected and sends.

Embodiment of the method shown in Fig. 8 can apply in the application scenarios shown in Fig. 5, the embodiment of the method shown in Fig. 8 after replacement step can apply in the application scenarios shown in Fig. 6, the implementation of the application scenarios shown in Fig. 5 and Fig. 6 is please referred to respectively, herein no longer --- Redundant is stated. Further, after in user equipment, pre-registration is in the second network, when needing to be switched to the user equipment in second network, user equipment can receive the inquiry request of first network base station transmission, and the inquiry request is used for second network information that pre-registration is inquired about to user equipment.After the inquiry request is received, user equipment sends second network information obtained to first network base station, so that user equipment is switched in the second network by first network base station and beautiful E according to second network information.Specific implementation may be referred to the realization of application scenarios shown in Fig. 7, no longer carry out praising and stating herein.

First network in the embodiment of the present invention is LTE network, second network is CDMA2000 networks, first network described in practical application and the second network can also be WCDMA networks, TD-CDMA networks, GSM networks, and other use the access network of frequency division multiplexing, time division multiplexing and space division multiplexing technology.

The embodiments of the invention provide a kind of base station, the base station is first network base station, and user equipment is resided on the base station, is routed to by the base station in the second network.As shown in Fig. 9, the base station includes：Receiver 91, processor 92 and emitter 93, wherein,

The receiver 91, for obtaining second network information.

1) the PLMN information of the second network of correspondence.

Second network information is used to user equipment being routed in the second network.Second network information that the receiver 91 is obtained is a network information in the network information of multiple second networks.For example, when there is base station described in 3 CDMA2000 HRPD network sharings, first getter 1001 obtains the network information of some CDMA2000 HRPD network in this 3 CDMA2000 HRPD network informations.

The processor 92, second network information for being obtained according to the receiver 91 obtains the network identity of the second network. When second network information is the reference cell identification information of the second network, the processor 92 can directly obtain the network identity of the second network, i.e. reference cell from second network information and identify.When the pre-registration zone identification information of PL xian information or the second network that second network information is the second network, the processor 92 needs to obtain the network identity of the second network according to default first mapping table.So that PL xian information is second network information as an example：Default first mapping table as shown in table 1, the processor 92 tabled look-up according to the PLMN information of the second network can obtain user equipment route the second network be reference cell ID1 the second network.When second network information is the reference cell identification information of the second network, step of tabling look-up can be saved.

The emitter 93, the network identity of the second network for the processor 92 to be obtained is sent to mobility management entity, so that user equipment is routed to the second network by mobility management entity.

Beautiful E is by searching the port numbers that the second mapping table can obtain the S101 interfaces of the second network of connection, such as S101 session identifications（Ses s ion ID).User equipment is routed to the second network of selection according to the port numbers of S101 interfaces.As shown in table 2, beautiful E is by S101 interfaces and the second network connection, after beautiful E, which obtains the second network of network, identifies the port numbers of corresponding S101 interfaces, it is possible in the second network that user equipment is routed to port numbers connection for second mapping table（That is, selected second network of user equipment）.The network identity of above-mentioned second network is illustrated by taking the reference cell mark of the second network as an example, and other can also be used to have the parameter of unique mark cell characteristics alternatively, the embodiment of the present invention is without limitation in practical application.

The receiver 91 to user equipment specifically for sending alternative second network information, so that user equipment selects second network information according to preset rules in alternative second network information, alternative second network information includes the network information of at least one the second network.Receive second network information that user equipment is sent.

Behind the first network protocol stack access first network base station of user equipment, user equipment receives alternative second network information that the receiver 91 is issued, and alternative second network information is submitted to the second network protocol stack of user equipment, second network information of route is selected by the second network protocol stack of user equipment.Second network protocol stack selects second network information according to preset rules, for example, can be second network information that highest priority is selected according to the priority pre-set. Under the scene that Multi net voting is shared, first network user equipment can be routed to one in multiple second networks, by the network information of multiple second networks, alternately second network information is sent to user equipment to the receiver 91, so that user equipment selects the network information of the second network of route.For example, when there is 3 CDMA2000 HRPD network sharing eNB, the network information of this 3 CDMA2000 HRPD networks is sent to user equipment by the receiver 91, user equipment selects the network information of the CDMA2000 HRPD networks of route according to default rule, and the CDMA2000 HRPD network informations are sent into eNB.

Further, the receiver 91 is additionally operable to：According to preset rules second network information is selected in alternative second network information.Second network information of selection is sent to user equipment.

After the first network protocol stack of user equipment accesses eNB overlay area, the receiver 91 is that user equipment selects second network information according to preset rules.The preset rules select the preset rules of second network information identical with user equipment in Fig. 2, i.e., the network information of the second network of highest priority is selected according to the priority pre-set.

Further, the receiver 91 is additionally operable to：Alternative second network information is obtained via mobility management entity；

First network information is obtained via mobility management entity, alternative second network information is derived according to first network information；

Alternative second network information is obtained via operative configuration maintenance system.

Further, the receiver 91 is additionally operable to send inquiry request to user equipment, and the inquiry request is used to inquire about second network information to user equipment.Receive second network information that user equipment is sent.

Further, the receiver 91 is additionally operable to when user equipment accesses first network, and obtaining customer equipment context via mobility management entity is set up or customer equipment context modification message, and second network information is included in the message.

After user equipment gets second network information, second network information can be sent to beautiful E.When user equipment accesses first network base station again, second network information is sent to the receiver 91 by solid E.Second network information can be carried on customer equipment context and set up or customer equipment context modification message by such as beautiful E（Ini t ia l/Mod i fy UE Context Setup Reques t) in be sent to the receiver 91, it is possible thereby to save the receiver 91 or user equipment selects route second again The step of network information.

Base station in the embodiment of the present invention can perform the embodiment of the method shown in Fig. 2, wherein, the receiver 91 is available for step 201 in execution Fig. 2 to step 203, the processor 92 can be used for performing step 204 in Fig. 2, and the emitter 93 can be used for performing step 205 in Fig. 2.

First network in the embodiment of the present invention is LTE network, and the second network is CDMA2000 networks, and the first network base station is evolved base station.First network described in practical application and the second network can also be WCDMA networks, TD-CDMA networks, GSM network, and other use the access network of frequency division multiplexing, time division multiplexing and space division multiplexing technology.

Base station provided in an embodiment of the present invention, second network information of route can be selected in multiple second network informations, then user equipment is routed in second network, the second network of route can be selected under the scene of multiple second network share first network base stations, the function to user equipment pre-registration and switching is achieved in.

The embodiments of the invention provide a kind of user equipment, the user equipment is resided on the base station, is routed to by the base station in the second network.As shown in Figure 10, the user equipment includes：Receiver 1001 and emitter 1002, wherein,

The receiver 1001, for obtaining second network information, second network information is used to user equipment being routed in the second network.

The emitter 1002, second network information for the receiver 1001 to be obtained is sent to first network base station, the network identity of second network is obtained according to second network information for first network base station, and the network identity of the second network is sent to mobility management entity, so that the user equipment is routed to the second network by mobility management entity.

Under the scene that Multi net voting is shared, first network user equipment can be routed to one in multiple second networks, user equipment receives alternative second network information that first network base station is sent, then the network information of the second network of user equipment selection route.For example, when there is 3 CDMA2000 HRPD network sharing eNB, user equipment receives the network information for this 3 CDMA2000 HRPD networks that eNB is sent, user equipment selects the network information of the CDMA2000 HRPD networks of route according to default rule, and the CDMA2000 HRPD network informations are sent into eNB. Further, the receiver 1001 includes the network information of at least one the second network specifically for receiving alternative second network information that first network base station is sent, alternative second network information.Second network information is selected in alternative second network information.

Behind the first network protocol stack access first network base station of user equipment, the receiver 1001 receives alternative second network information that first network base station is issued, and alternative second network information is submitted to the second network protocol stack of user equipment, second network information of route is selected by the second network protocol stack of user equipment.Second network protocol stack selects second network information according to preset rules, such as described preset rules can be second network information that highest priority is selected according to the priority pre-set.

1) the PLMN information of the second network of correspondence.

Further, the receiver 1001 is additionally operable to receive second network information that first network base station is sent, and second network information is second network information that first network base station is selected in alternative second network information.

Further, the receiver 1001 is additionally operable to receive the inquiry request that first network base station is sent, and the inquiry request is used to inquire about second network information to user equipment.The emitter 1002 is additionally operable to send second network information to first network base station.

User equipment in the embodiment of the present invention can perform the embodiment of the method shown in Fig. 8, wherein, the receiver 1001 can be used for performing step 802 and step 803 in Fig. 8, and the emitter 1002 can be used for performing step 804 in Fig. 8.

User equipment provided in an embodiment of the present invention, second network information of route can be selected in multiple second network informations, then user equipment is routed in second network, can be in multiple second nets Network shares the second network that route is selected under the scene of first network base station, is achieved in the function to user equipment pre-registration and switching.

The embodiments of the invention provide a kind of system of network route, as shown in figure 11, the system includes base station 1101 and user equipment 11 02 wherein,

The base station 1101 is the base station shown in Fig. 9, and the user equipment 1 102 is the user equipment shown in Figure 10.

Base station 1 101 described in the embodiment of the present invention can perform the embodiment of the method shown in Fig. 2, wherein, the receiver 91 is available for step 201 in execution Fig. 2 to step 203, the processor 92 can be used for performing step 204 in Fig. 2, and the emitter 93 can be used for performing step 205 in Fig. 2.

User equipment 1102 described in the embodiment of the present invention can perform the embodiment of the method shown in Fig. 8, wherein, the receiver 1 001 can be used for performing step 802 and step 803 in Fig. 8, and the emitter 1002 can be used for performing step 804 in Fig. 8.

The system of network route provided in an embodiment of the present invention, second network information of route can be selected in multiple second network informations, then user equipment is routed in second network, the second network of route can be selected under the scene of multiple second network share first network base stations, the function to user equipment pre-registration and switching is achieved in.

It is apparent to those skilled in the art that, for convenience and simplicity of description, only it is illustrated with the division of above-mentioned each functional module, in practical application, it can as needed and by above-mentioned functions distribute and be completed by different functional modules, the internal structure of device is divided into different functional modules, to complete all or part of function described above.The specific work process of the system, apparatus, and unit of foregoing description, may be referred to the corresponding process in preceding method embodiment, no longer Redundant is stated herein.

In several embodiments provided herein, it should be understood that disclosed system, apparatus and method can be realized by another way.For example, device embodiment described above is only schematical, for example, the division of the module or unit, it is only a kind of division of logic function, there can be other dividing mode when actually realizing, such as multiple units or component can combine or be desirably integrated into another system, or some features can be ignored, or do not perform.Another, shown or discussed coupling or direct-coupling or communication connection each other can be by some interfaces, between device or unit Connect coupling or communicate to connect, can be electrical, machinery or other forms.

The unit illustrated as separating component can be or may not be physically separate, and the part shown as unit can be or may not be physical location, you can with positioned at a place, or can also be distributed on multiple NEs.Some or all of unit therein can be selected to realize the purpose of this embodiment scheme according to the actual needs.

In addition, each functional unit in each of the invention embodiment can be integrated in a processing unit or unit is individually physically present, can also two or more units it is integrated in a unit.Above-mentioned integrated unit can both be realized in the form of hardware, it would however also be possible to employ the form of SFU software functional unit is realized.

If the integrated unit is realized using in the form of SFU software functional unit and as independent production marketing or in use, can be stored in a computer read/write memory medium.Understood based on such, the part or all or part of the technical scheme that technical scheme substantially contributes to prior art in other words can be embodied in the form of software product, the computer software product is stored in a storage medium, including some instructions are to cause a computer equipment（Can be personal computer, server, or network equipment etc.）Or processor（Proces sor) perform all or part of step of each of the invention embodiment methods described.And foregoing storage medium includes：USB flash disk, mobile hard disk, read-only storage（ROM, Read-Only Memory), random access memory（RAM, Random Acces s Memory), magnetic disc or CD etc. are various can be with the medium of store program codes.

It is described above; only embodiment of the invention, but protection scope of the present invention is not limited thereto, any one skilled in the art the invention discloses technical scope in; change or replacement can be readily occurred in, should be all included within the scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.

Claims

Claims

1st, a kind of method of network route, it is characterised in that including：

First network base station obtains second network information, and second network information is used to user equipment being routed in the second network；

The first network base station obtains the network identity of second network according to second network information；The network identity of second network is sent to mobility management entity by the first network base station, so that the user equipment is routed to second network by the mobility management entity.

2nd, according to the method described in claim 1, it is characterised in that the first network base station obtains second network information, including：

The first network base station sends alternative second network information to user equipment, so that the user equipment selects second network information according to preset rules in alternative second network information, alternative second network information includes the network information of at least one the second network；

The first network base station receives second network information that the user equipment is sent.

3rd, according to the method described in claim 1, it is characterised in that the first network base station obtains second network information, including：

The first network base station selects second network information according to preset rules in alternative second network information；

Second network information of selection is sent to the user equipment by the first network base station.

4th, method as claimed in any of claims 1 to 3, it is characterised in that before the first network base station obtains second network information, methods described also includes：

The first network base station obtains alternative second network information via the mobility management entity；Or,

The first network base station obtains first network information via the mobility management entity, and alternative second network information is derived according to the first network information；Or,

The first network base station obtains alternative second network information via operative configuration maintenance system.

5th, according to the method described in claim 1, it is characterised in that the first network base station obtains second network information, including： The first network base station sends inquiry request to the user equipment, and the inquiry request is used to inquire about second network information to the user equipment；

The first network base station receives second network information that the user equipment is sent.

6th, according to the method described in claim 1, it is characterised in that the first network base station obtains second network information, including：

When the user equipment accesses first network, the first network base station obtains customer equipment context via the mobility management entity and set up or customer equipment context modification message, and second network information is included in the message.

7th, method as claimed in any of claims 1 to 6, it is characterised in that second network information includes：One or more of combination in the PLMN information of second network, the reference d of the pre-registration zone identification information of second network and second network, area's identification information.

8th, method as claimed in any of claims 1 to 7, it is characterised in that the first network is Long Term Evolution LTE network, second network is CDMA 2000 WCDMA2000 networks.

9th, a kind of method of network route, it is characterised in that including：

User equipment obtains second network information, and second network information is used to user equipment being routed in the second network；

Second network information is sent to first network base station by the user equipment, the network identity of second network is obtained according to second network information for the first network base station, and the network identity of second network is sent to mobility management entity, so that the user equipment is routed to second network by the mobility management entity.

10, the method according to claim 9, it is characterised in that the user equipment obtains second network information, including：

The user equipment receives alternative second network information that the first network base station is sent, and alternative second network information includes the network information of at least one the second network；

The user equipment selects second network information in alternative second network information.

11, the method according to claim 9, it is characterised in that the user equipment obtains second network information, including： The user equipment receives second network information that the first network base station is sent, and second network information is second network information that the first network base station is selected in alternative second network information.

12nd, the method according to claim 10 or 11, it is characterised in that after the user equipment obtains second network information, methods described also includes：

The user equipment receives the inquiry request that the first network base station is sent, and the inquiry request is used to inquire about second network information to the user equipment；

The user equipment sends second network information to the first network base station.

13, the method according to any one in claim 9 to 12, it is characterised in that second network information includes：One or more of combination in the PLMN information of second network, the reference d of the zone identification information of second network and second network, area's identification information.

14th, the method according to any one in claim 9 to 13, it is characterised in that the first network is Long Term Evolution LTE network, second network is CDMA 2000 WCDMA2000 networks.

15th, a kind of base station, it is characterised in that including：

Receiver, for obtaining second network information, second network information is used to user equipment being routed in the second network；

Processor, second network information for being obtained according to the receiver obtains the network identity of second network；

Emitter, the network identity of second network for the processor to be obtained is sent to mobility management entity, so that the user equipment is routed to second network by the mobility management entity.

16th, base station according to claim 15, it is characterized in that, the receiver to user equipment specifically for sending alternative second network information, so that the user equipment selects second network information according to preset rules in alternative second network information, alternative second network information includes the network information of at least one the second network；

Receive second network information that the user equipment is sent.

17th, base station according to claim 15, it is characterised in that the receiver is additionally operable to select second network information in alternative second network information according to preset rules；

Second network information of selection is sent to the user equipment. 18th, the base station according to any one in claim 15 to 17, it is characterised in that described connect obtains first network information via the mobility management entity, and alternative second network information is derived according to the first network information；

Alternative second network information is obtained via operative configuration maintenance system.

19th, base station according to claim 15, it is characterised in that the receiver is additionally operable to send inquiry request to the user equipment, and the inquiry request is used to inquire about second network information to the user equipment；

Receive second network information that the user equipment is sent.

20th, base station according to claim 15, it is characterized in that, the receiver is additionally operable to when the user equipment accesses first network, customer equipment context is obtained via the mobility management entity to set up or customer equipment context modification message, and second network information is included in the message.

21st, the base station according to any one in claim 15 to 20, it is characterised in that second network information includes：One or more of combination in the PLMN information of second network, the reference d of the pre-registration zone identification information of second network and second network, area's identification information.

22nd, the base station according to any one in claim 15 to 21, it is characterized in that, the first network is Long Term Evolution LTE network, second network is CDMA 2000 WCDMA2000 networks, and the first network base station is the evolved base station eNB in the LTE network.

23rd, a kind of user equipment, it is characterised in that including：

Receiver, for obtaining second network information, second network information is used to user equipment being routed in the second network；

Emitter, second network information for the receiver to be obtained is sent to first network base station, the network identity of second network is obtained according to second network information for the first network base station, and the network identity of second network is sent to mobility management entity, so that the user equipment is routed to second network by the mobility management entity.

24th, user equipment according to claim 23, it is characterised in that the receiver includes specifically for receiving alternative second network information that the first network base station is sent, alternative second network information The network information of at least one the second network；

Second network information is selected in alternative second network information.

25th, user equipment according to claim 23, it is characterized in that, the receiver is additionally operable to receive second network information that the first network base station is sent, and second network information is second network information that the first network base station is selected in alternative second network information.

26th, the user equipment according to claim 24 or 25, it is characterised in that the receiver is additionally operable to receive the inquiry request that the first network base station is sent, and the inquiry request is used to inquire about second network information to the user equipment；

The emitter is additionally operable to send second network information to the first network base station.

27th, the user equipment according to any one in claim 23 to 26, it is characterised in that second network information includes：One or more of combination in the PLMN information of second network, the reference d of the zone identification information of second network and second network, area's identification information.

28th, the user equipment according to any one in claim 23 to 27, it is characterised in that the first network is Long Term Evolution LTE networks, second network is CDMA 2000 WCDMA2000 networks.

29th, a kind of system of network route, it is characterised in that the system includes base station and user equipment, wherein,

The base station is the base station described in any one in claim 15 to claim 22；

The user equipment is the user equipment described in any one in claim 23 to claim 28.