CN103379563B

CN103379563B - Changing method and equipment

Info

Publication number: CN103379563B
Application number: CN201210129073.1A
Authority: CN
Inventors: 李秉肇; 陈燕燕
Original assignee: Huawei Technologies Co Ltd
Current assignee: Huawei Technologies Co Ltd
Priority date: 2012-04-27
Filing date: 2012-04-27
Publication date: 2017-06-20
Anticipated expiration: 2032-04-27
Also published as: CN103379563A; WO2013159628A1

Abstract

The embodiment of the present invention provides changing method and equipment.The embodiment of the present invention obtains the information of Serving cells of the UE under the second access network equipment by the first access network equipment, first access network equipment wireless communication system different from belonging to second access network equipment, enable first access network equipment according to the information of the Serving cell, the UE is switched to the Serving cell under second access network equipment, can solve the problem that in the prior art because the Target cell of different system switching is not UE handoff failures caused by the Serving cell of different system, so as to improve the reliability of switching.In addition, using the technical scheme of present invention offer, UE need not carry out different system and eat dishes without rice or wine to measure, UE can be avoided to carry out invalid different system and to eat dishes without rice or wine to measure, so as to increased the electric quantity consumption of UE.

Description

Changing method and equipment

Technical field

The present invention relates to the communication technology, more particularly to changing method and equipment.

Background technology

In the different system scenarios of the wireless communication system with carrier aggregation (Carrier Aggregation, CA) characteristic In, can be by least two wireless communication systems for user equipment (User Equipment, UE) is serviced, i.e. UE can pass through Upward signal is sent to the access network equipment belonging to the Serving cell for Serving cell under each wireless communication system, and also Downstream signal can be received by the access network equipment belonging to the Serving cell under each wireless communication system from the Serving cell.

However, equipment of the core network as polymerization control device (i.e. the polymerization based on equipment of the core network) different system scenarios In, the Target cell of different system switching may not be Serving cells of the UE in different system, so, can cause the failure of switching, So as to reduce the reliability of switching.

The content of the invention

Many aspects of the invention provide a kind of changing method and equipment, are used to improve the reliability of switching.

An aspect of of the present present invention provides a kind of changing method, including：First access network equipment obtains UE and is accessed second The information of the Serving cell under net equipment, wireless different from belonging to second access network equipment of first access network equipment Communication system；The UE is switched to described second and accessed by first access network equipment according to the information of the Serving cell Serving cell under net equipment.

Another aspect provides a kind of changing method, including：UE obtains the UE in the second access network equipment Under Serving cell information；The UE sends the information of the Serving cell to the first access network equipment, and described first accesses The net equipment wireless communication system different from belonging to second access network equipment, with cause first access network equipment according to The information of the Serving cell, the Serving cell under second access network equipment is switched to by the UE.

Another aspect provides a kind of changing method, including：Polymerization control device obtains UE and is accessed second The information of the Serving cell under net equipment；The polymerization control device sends the letter of the Serving cell to the first access network equipment Breath, first access network equipment wireless communication system different from belonging to second access network equipment, to cause described the One access network equipment is according to the information of the Serving cell, and the service that the UE is switched under second access network equipment is small Area.

Another aspect provides a kind of access network equipment, including：Processor is obtained, for obtaining UE second The information of the Serving cell under access network equipment, wireless different from belonging to second access network equipment of the access network equipment Communication system；Handoff processor, for the information according to the Serving cell, is switched to the UE second access network and sets Serving cell under standby.

Another aspect provides a kind of UE, including：Processor is obtained, is accessed second for obtaining the UE The information of the Serving cell under net equipment；Transmitter, the information for sending the Serving cell to the first access network equipment, institute The first access network equipment wireless communication system different from belonging to second access network equipment is stated, to cause described first to access The UE is switched to the Serving cell under second access network equipment by net equipment according to the information of the Serving cell.

Another aspect provides one kind polymerization control device, including：Processor is obtained, for obtaining UE the The information of the Serving cell under two access network equipments；Transmitter, for sending the Serving cell to the first access network equipment Information, first access network equipment wireless communication system different from belonging to second access network equipment is described to cause The UE is switched to the service under second access network equipment by the first access network equipment according to the information of the Serving cell Cell.

As shown from the above technical solution, the reliability of switching can be improved.

Brief description of the drawings

In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are this hairs Some bright embodiments, for those of ordinary skill in the art, without having to pay creative labor, can be with Other accompanying drawings are obtained according to these accompanying drawings.

The schematic flow sheet of the changing method that Fig. 1 is provided for one embodiment of the invention；

The schematic flow sheet of the changing method that Fig. 2 is provided for another embodiment of the present invention；

The schematic flow sheet of the changing method that Fig. 3 is provided for another embodiment of the present invention；

The schematic flow sheet of the changing method that Fig. 4 is provided for another embodiment of the present invention；

The schematic flow sheet of the changing method that Fig. 5 is provided for another embodiment of the present invention；

The structural representation of the access network equipment that Fig. 6 is provided for another embodiment of the present invention；

The structural representation of the user equipment that Fig. 7 is provided for another embodiment of the present invention；

The structural representation of the polymerization control device that Fig. 8 is provided for another embodiment of the present invention.

Specific embodiment

To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is A part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art The every other embodiment obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.

Technical scheme, can apply at least two wireless communication systems in various wireless communication systems, Wherein, different communication system, the access technology in this article referring to use is different, it is also possible to the referred to as communication system of different systems System.UE can set up RAB (Radio Access in two or more wireless communication system respectively Bearer, RAB), for example：Global system for mobile communications (Global System for Mobile Communications, GSM), GPRS (General Packet Radio Service, GPRS) system, CDMA (Code Division Multiple Access, CDMA) system, CDMA2000 systems, WCDMA (Wideband Code Division Multiple Access, WCDMA) system, Long Term Evolution (Long Term Evolution, LTE) system or complete Ball microwave access mutual operability (World Interoperability for Microwave Access, WiMAX) system etc..

First access network equipment and the second access network equipment, can be that the access network in any two wireless communication system sets It is standby, can be in gsm system, gprs system or cdma system base station controller (Base Station Controller, BSC), can also be radio network controller (the Radio Network in CDMA2000 systems or WCDMA system Controller, RNC), the evolved base station (Evolved NodeB, eNodeB) in LTE system is can also be, can also be Base station (Access Service Network Base Station, ASN BS) of access service network in WiMAX network etc. Network element.

Polymerization control device, can be the equipment of the core network in any two wireless communication system, for example：As described first Mobile management device (i.e. core network control surface network element) or gateway device that access network equipment/second access network equipment is accessed Equipment such as (i.e. core network user veil units), or can also be new equipment of the core network, the present embodiment is not defined to this. Wherein, mobile management device, can be the mobile switching centre (Mobile in gsm system, gprs system or cdma system Switching Center, MSC), can also be the service universal grouping wireless service in CDMA2000 systems or WCDMA system (General Packet Radio Service, GPRS) supporting node (Serving GPRS Supporting Node, SGSN), the mobility management entity (Mobility Management Entity, MME) in LTE system is can also be, may be used also Being gateway (Access Service Network Gateway, ASN GW) of access service network in WiMAX network etc. Network element；Gateway device can be Gateway GPRS Support Node (the Gateway GPRS in CDMA2000 systems or WCDMA system Supporting Node, GGSN), can also be grouped data network gateway (the Packet Data Network in LTE system Gateway, PGW), can also be gateway (the Access Service Network of the access service network in WiMAX network Gateway, ASN GW) etc. network element.

It should be noted that：The Serving cell refers to the Serving cell of connected state UE, that is to say, that refers to the accession to net and sets The standby cell for carrying out data transmission using between connected state UE.

In addition, the terms " system " and " network " are often used interchangeably herein.The terms " and/ Or ", only a kind of incidence relation for describing affiliated partner, represents there may be three kinds of relations, for example, A and/or B, can be with table Show：Individualism A, while there is A and B, individualism B these three situations.In addition, character "/" herein, before and after typicallying represent Affiliated partner is a kind of relation of "or".

The schematic flow sheet of the changing method that Fig. 1 is provided for one embodiment of the invention, as shown in Figure 1.

101st, the first access network equipment obtains the information of Serving cells of the UE under the second access network equipment, and described first connects The log equipment wireless communication system different from belonging to second access network equipment.

It should be noted that：The information of Serving cells of the UE under the second access network equipment can be included but is not limited to The Serving cell under instruction or second access network equipment with the presence or absence of the Serving cell under second access network equipment Mark.

It is appreciated that：The instruction of the Serving cell with the presence or absence of under second access network equipment, can be with It is no in the presence of the instruction being connected between second access network equipment.

Alternatively, in an optional embodiment of the present embodiment, UE can be by two wireless communication systems (first Wireless communication system and the first wireless communication system) for UE is serviced, i.e. UE can be by the service under each wireless communication system Upward signal is sent to cell the access network equipment belonging to the Serving cell, and can also be by each wireless communication system Under Serving cell from the Serving cell belonging to access network equipment receive downstream signal.That is, UE can respectively two RAB is set up in individual wireless communication system, carrier aggregation is carried out.

In different system scenarios of the equipment of the core network as polymerization control device, polymerization control device or the UE Information (the i.e. information of the Serving cell under the first access network equipment of the Serving cell in two wireless communication systems can be obtained With the information of the Serving cell under the second access network equipment), specific descriptions may refer to related content of the prior art, herein Repeat no more.

Alternatively, in an optional embodiment of the present embodiment, in 101, first access network equipment is specific The information of the Serving cell that polymerization control device sends can be received.Specifically, first access network equipment specifically may be used In the flow for setting up RAB for UE, to receive the information of the Serving cell that polymerization control device sends；Or, described One access network equipment can also be specifically set up after RAB finishes for UE, receive the service that polymerization control device sends small The information in area, the present embodiment is not defined to this.So, first access network equipment to the UE then without sending survey again Amount control message, is used to notify that the UE starts isosystem measurement, eats dishes without rice or wine to survey therefore, it is possible to avoid UE from carrying out invalid different system Amount, so as to increased the electric quantity consumption of UE.

Alternatively, in an optional embodiment of the present embodiment, if polymerization control device is accessed with described first The mobile management device that net equipment is accessed is separately positioned, then, in 101, first access network equipment can specifically be received The information of the Serving cell that polymerization control device is sent by the mobile management device that first access network equipment is accessed.

Alternatively, in an optional embodiment of the present embodiment, in 101, first access network equipment is specific The information of the Serving cell that the UE sends can be received.Specifically, first access network equipment specifically can be in UE With the connection between the first access network equipment (for example：Signaling Radio Bearer (Signalling Radio Bearer, SRB) or RAB etc.) connection and UE and the second access network equipment between is (for example：SRB or RAB etc.) set up and finish after, receive the UE The information of the Serving cell for sending.For example：Connection and UE and the second access network between UE and the first access network equipment Connection between equipment is set up after finishing, when the UE needs to carry out different system to switch, first access network equipment to The UE sends measurement control message, is used to notify that the UE starts isosystem measurement；First access network equipment receives institute The measurement response message or measurement report of UE transmissions are stated, the service is included in the measurement response message or the measurement report The information of cell, the present embodiment is not defined to this.So, although first access network equipment have sent survey to the UE Amount control message, is used to notify that the UE starts isosystem measurement, but the UE need not then start isosystem measurement, and direct Measurement response message or the measurement report are sent to the first access network equipment, therefore, it is possible to avoid UE from carrying out invalid different system Eat dishes without rice or wine to measure, so as to increased the electric quantity consumption of UE.

102nd, the UE is switched to described second and connect by first access network equipment according to the information of the Serving cell Serving cell under log equipment.

It should be noted that：In the present invention, first access network equipment, will be described according to the information of the Serving cell The precondition of the Serving cell that UE is switched under second access network equipment is that the UE needs to carry out by the first access network The different system switching of the Serving cell under Serving cell to the second access network equipment under equipment, for example：Condition is UE first Less than to a certain degree, detailed description may refer to different system in the prior art to signal quality in Serving cell under access network equipment The related content of the entry condition of switching, here is omitted.

Alternatively, in an optional embodiment of the present embodiment, the information of the Serving cell is with the presence or absence of institute State the instruction of the Serving cell under the second access network equipment；If the information of the Serving cell indicates the presence of second access Serving cell under net equipment, in 102, first access network equipment specifically can according to the information of the Serving cell, Send handover request, in the handover request can include arbitrary cells mark as Target cell mark or not comprising appoint The mark of what cell, with first access network equipment is accessed mobile management device by the target in the handover request The mark of cell is revised as the mark of the Serving cell.Follow-up process is identical with switching flow of the prior art, for example：To Second access network equipment initiates RAB Reconfiguration Procedures etc., and detailed description may refer to related content of the prior art, herein not Repeat again.It is appreciated that：If the mobile management device that first access network equipment is accessed and the control device point that is polymerized From setting, the mobile management device that first access network equipment is accessed can be handed over by with the control device that is polymerized Mutually, the information of the Serving cell under second access network equipment is obtained, for example：Service under second access network equipment is small The mark in area.

Alternatively, in an optional embodiment of the present embodiment, the information of the Serving cell connects for described second The mark of the Serving cell under log equipment；In 102, first access network equipment specifically can be according to the Serving cell Information, send handover request, in the handover request comprising the Serving cell information indicated by the Serving cell Mark.Follow-up process is identical with switching flow of the prior art, for example：RAB is initiated to the second access network equipment to reconfigure Flow etc., detailed description may refer to related content of the prior art, and here is omitted.

In the present embodiment, the letter of Serving cells of the UE under the second access network equipment is obtained by the first access network equipment Breath, first access network equipment wireless communication system different from belonging to second access network equipment so that described first The UE can be switched to the service under second access network equipment by access network equipment according to the information of the Serving cell Cell, can solve the problem that in the prior art because the Target cell of different system switching is not that UE causes in the Serving cell of different system Handoff failure, so as to improve the reliability of switching.In addition, the technical scheme provided using the present invention, UE need not carry out different System eats dishes without rice or wine to measure, and UE can be avoided to carry out invalid different system and eat dishes without rice or wine to measure, so as to increased the electric quantity consumption of UE.

The schematic flow sheet of the changing method that Fig. 2 is provided for another embodiment of the present invention, as shown in Figure 2.

201st, UE obtains the information of Serving cells of the UE under the second access network equipment.

In different system scenarios of the equipment of the core network as polymerization control device, the UE can obtain two radio communications The information of the Serving cell in system is (i.e. under the information and the second access network equipment of the Serving cell under the first access network equipment The information of Serving cell), specific descriptions may refer to related content of the prior art, and here is omitted.

202nd, the UE sends the information of the Serving cell to the first access network equipment, first access network equipment with Different wireless communication system belonging to second access network equipment, to cause first access network equipment according to the service The information of cell, the Serving cell under second access network equipment is switched to by the UE.

It should be noted that：In the present invention, first access network equipment, will be described according to the information of the Serving cell The precondition of the Serving cell that UE is switched under second access network equipment is that the UE needs to carry out by the first access network The different system switching of the Serving cell under Serving cell to the second access network equipment under equipment, detailed description may refer to existing The related content of the entry condition of different system switching in technology, here is omitted.

Alternatively, in an optional embodiment of the present embodiment, in 202, the UE specifically can be in UE and Connection between connection and UE and the second access network equipment between one access network equipment is set up after finishing, and is connect to described first Log equipment sends the information of the Serving cell.For example：Connection and UE and second between UE and the first access network equipment Connection between access network equipment is set up after finishing, and when the UE needs to carry out different system switching, the UE receives described The measurement control message that first access network equipment sends, is used to notify that the UE starts isosystem measurement；The UE is then to described First access network equipment sends measurement response message or measurement report, is included in the measurement response message or the measurement report The information of the Serving cell, the present embodiment is not defined to this.So, although the UE receives first access network The measurement control message that equipment sends, is used to notify that the UE starts isosystem measurement, but the UE need not then start different system Unified test amount, and measurement response message or the measurement report directly are sent to the first access network equipment, therefore, it is possible to avoid UE from entering The invalid different system of row eats dishes without rice or wine to measure, so as to increased the electric quantity consumption of UE.

Alternatively, in an optional embodiment of the present embodiment, the information of the Serving cell is with the presence or absence of institute State the instruction of the Serving cell under the second access network equipment；If the information of the Serving cell indicates the presence of second access Serving cell under net equipment, first access network equipment specifically can send switching according to the information of the Serving cell Message, can include the mark of arbitrary cells as the mark of Target cell or not comprising any cell in the handover request Mark, with first access network equipment is accessed mobile management device by the mark of the Target cell in the handover request Knowledge is revised as the mark of the Serving cell.Follow-up process is identical with switching flow of the prior art, for example：Accessed to second Net equipment initiates RAB Reconfiguration Procedures etc., and detailed description may refer to related content of the prior art, and here is omitted. It is appreciated that：If the mobile management device that first access network equipment is accessed is separately positioned with the control device that is polymerized, The mobile management device that first access network equipment is accessed can be interacted by with the control device that is polymerized, and obtain institute The information of the Serving cell under the second access network equipment is stated, for example：The mark of the Serving cell under second access network equipment.

Alternatively, in an optional embodiment of the present embodiment, the information of the Serving cell connects for described second The mark of the Serving cell under log equipment；First access network equipment specifically can according to the information of the Serving cell, Handover request is sent, the mark of the Serving cell in the handover request indicated by the information comprising the Serving cell. Follow-up process is identical with switching flow of the prior art, for example：RAB Reconfiguration Procedures etc. are initiated to the second access network equipment, Detailed description may refer to related content of the prior art, and here is omitted.

In the present embodiment, the information of Serving cells of the UE under the second access network equipment is obtained by UE, then to First access network equipment sends the information of the Serving cell, first access network equipment and the second access network equipment institute The different wireless communication system of category, to cause first access network equipment according to the information of the Serving cell, by the UE The Serving cell under second access network equipment is switched to, be can solve the problem that in the prior art because the target of different system switching is small Area is not UE handoff failures caused by the Serving cell of different system, so as to improve the reliability of switching.In addition, using this The technical scheme for providing is invented, UE need not carry out different system and eat dishes without rice or wine to measure, UE can be avoided to carry out invalid different system and eat dishes without rice or wine to survey Amount, so as to increased the electric quantity consumption of UE.

To cause method provided in an embodiment of the present invention clearer, will be jointly with WCDMA system and LTE system below UE is serviced as an example.The schematic flow sheet of the changing method that Fig. 3 is provided for another embodiment of the present invention, in the present embodiment, GGSN is closed with PGW and is provided as being the control device that is polymerized.As shown in figure 3, the changing method of the present embodiment can include：

301st, UE sets up connection (for example in WCDMA system：SRB or RAB between UE and RNC etc.)；

302nd, UE sets up connection (for example in LTE system：SRB or RAB between UE and eNodeB etc.)；

It is appreciated that：301 and 302 sequencings being not carried out, the present embodiment is not defined to this.

303rd, when UE needs switched by the different system of WCDMA system to LTE system, RNC sends measurement control to UE Message processed, is used to notify that the UE starts isosystem measurement.

304th, when UE has found that UE sets up connection, and clothes of the UE that will be obtained under eNodeB in WCDMA system and LTE system The mark of cell of being engaged in is carried in measurement response message or measurement report, is sent to RNC.

305th, RNC sends handover request according to the mark of the Serving cell under the eNodeB to SGSN, and the switching disappears Mark comprising the Serving cell in breath.

306th, SGSN performs follow-up switching flow.

Alternatively, SGSN can also be interacted further with the control device that is polymerized, and according to the type carried in polymerization, be released Put the RAB that UE sets up in WCDMA system.Wherein, the type for being carried in polymerization can be divided into two kinds, and one kind is held for double RAT cooperations Carry, i.e., two kinds RAT carry same business jointly；Another kind is individually carried for list RAT, and a RAT individually carries a business.

So far, realize the UE and the different system being provided as under the different system scenarios for the control device that is polymerized is closed in GGSN and PGW System switching, will the UE Serving cell under eNodeB is switched to by the Serving cell under RNC.

In the present embodiment, the mark of Serving cells of the UE under eNodeB is obtained by UE, then send institute to RNC State the mark of Serving cell, the wireless access network RNC different from belonging to the eNodeB, to cause the RNC according to institute State the mark of Serving cell, the UE be switched to the Serving cell under the eNodeB, can solve the problem that in the prior art due to The Target cell of different system switching is not UE handoff failures caused by the Serving cell of different system, so as to improve switching Reliability.In addition, using the technical scheme of present invention offer, UE need not carry out different system and eat dishes without rice or wine to measure, and UE can be avoided to carry out Invalid different system eats dishes without rice or wine to measure, so as to increased the electric quantity consumption of UE.

The schematic flow sheet of the changing method that Fig. 4 is provided for another embodiment of the present invention, as shown in Figure 4.

401st, polymerization control device obtains the information of Serving cells of the UE under the second access network equipment.

In different system scenarios of the equipment of the core network as polymerization control device, the polymerization control device can obtain two (i.e. the information of the Serving cell under the first access network equipment and second is accessed the information of the Serving cell in individual wireless communication system The information of the Serving cell under net equipment), specific descriptions may refer to related content of the prior art, and here is omitted.

402nd, the polymerization control device sends the information of the Serving cell to the first access network equipment, and described first connects The log equipment wireless communication system different from belonging to second access network equipment, to cause the first access network equipment root According to the information of the Serving cell, the UE is switched to the Serving cell under second access network equipment.

Alternatively, in an optional embodiment of the present embodiment, in 402, the polymerization control device specifically may be used In the flow for setting up RAB for UE, the information of the Serving cell is sent to first access network equipment；Or, it is described Polymerization control device can also be specifically set up after RAB finishes for UE, and the service is sent to first access network equipment The information of cell, the present embodiment is not defined to this.So, first access network equipment to the UE then without sending again Measurement control message, is used to notify that the UE starts isosystem measurement, is eated dishes without rice or wine therefore, it is possible to avoid UE from carrying out invalid different system Measurement, so as to increased the electric quantity consumption of UE.

Alternatively, in an optional embodiment of the present embodiment, if polymerization control device is accessed with described first The mobile management device that net equipment is accessed is separately positioned, then, in 402, the polymerization control device specifically can be by institute The mobile management device for stating the access of the first access network equipment sends the information of the Serving cell to first access network equipment.

In the present embodiment, the information of Serving cells of the UE under the second access network equipment is obtained by the control device that is polymerized, Then the information of the Serving cell, first access network equipment and second access network are sent to the first access network equipment Different wireless communication system belonging to equipment, to cause first access network equipment according to the information of the Serving cell, will The UE is switched to the Serving cell under second access network equipment, can solve the problem that in the prior art due to the switching of different system Target cell is not UE handoff failures caused by the Serving cell of different system, so as to improve the reliability of switching.In addition, The technical scheme provided using the present invention, UE need not carry out different system and eat dishes without rice or wine to measure, and UE can be avoided to carry out invalid different system Eat dishes without rice or wine to measure, so as to increased the electric quantity consumption of UE.

To cause method provided in an embodiment of the present invention clearer, will be jointly with WCDMA system and LTE system below UE is serviced as an example.The schematic flow sheet of the changing method that Fig. 5 is provided for another embodiment of the present invention, in the present embodiment, GGSN is closed with PGW and is provided as being the control device that is polymerized.As shown in figure 5, being a kind of changing method schematic flow sheet of the present embodiment.

501st, UE sets up RAB in WCDMA system.

502nd, UE sets up RAB in LTE system.

It is appreciated that：501 and 502 sequencings being not carried out, the present embodiment is not defined to this.

503rd, polymerization control device finds that UE sets up RAB in WCDMA system and LTE system, and the UE for obtaining is existed The information of presence service cell under eNodeB, is sent by SGSN to RNC, and the UE that will be obtained presence services under RNC are small The information in area, is sent by MME to eNodeB.

504th, when UE needs switched by the different system of WCDMA system to LTE system, RNC is according to the eNodeB The information of lower presence service cell, handover request is sent to SGSN, the mark or not comprising arbitrary cells in the handover request Mark comprising any cell.

505th, the mark of Serving cells of the SGSN according to the UE for obtaining under eNodeB, the mark of the arbitrary cells is repaiied The mark of the Serving cell is changed to, or adds the mark of the Serving cell, and perform follow-up switching flow.

Alternatively, SGSN can also be interacted further with the control device that is polymerized, and according to the type carried in polymerization, be released Put the RAB that UE sets up in WCDMA system.Wherein, the type for being carried in polymerization can be divided into two kinds, and one kind is double wireless access skills Art (Radio Acess Technology, RAT) cooperation is carried, i.e., two kinds RAT carry same business jointly；Another kind is single RAT is individually carried, and a RAT individually carries a business.

In the present embodiment, by be polymerized control device obtain UE presence service cells under eNodeB information, then to RNC sends the information of the presence service cell, the wireless access network RNC different from belonging to the eNodeB, to cause The UE is switched to the Serving cell under the eNodeB by the RNC according to the information of the Serving cell, be can solve the problem that existing Have because the Target cell of different system switching is not UE handoff failures caused by the Serving cell of different system in technology, so that Improve the reliability of switching.In addition, using the technical scheme of present invention offer, UE need not carry out different system and eat dishes without rice or wine to measure, energy Enough avoid UE from carrying out invalid different system to eat dishes without rice or wine to measure, so as to increased the electric quantity consumption of UE.

It should be noted that：For foregoing each method embodiment, in order to be briefly described, therefore it is all expressed as a series of Combination of actions, but those skilled in the art should know, the present invention not by described by sequence of movement limited because According to the present invention, some steps can sequentially or simultaneously be carried out using other.Secondly, those skilled in the art should also know Know, embodiment described in this description belongs to preferred embodiment, involved action and module is not necessarily of the invention It is necessary.

In the above-described embodiments, the description to each embodiment all emphasizes particularly on different fields, and does not have the portion described in detail in certain embodiment Point, may refer to the associated description of other embodiment.

The structural representation of the access network equipment that Fig. 6 is provided for another embodiment of the present invention, can be gsm system, GPRS Base station controller in system or cdma system, can also be the wireless network control in CDMA2000 systems or WCDMA system Device, can also be the evolved base station in LTE system, can also be the nets such as the base station of access service network in WiMAX network Unit.As shown in fig. 6, the access network equipment of the present embodiment can include obtaining processor 61 and handoff processor 62.Wherein, obtain Processor 61 is used to obtain the information of Serving cells of the UE under the second access network equipment, the access network equipment and described second Different wireless communication system belonging to access network equipment；Handoff processor 62 is used for the information according to the Serving cell, by institute State the Serving cell that UE is switched under second access network equipment.

Alternatively, in an optional embodiment of the present embodiment, obtaining processor 61 can specifically receive polymerization control The information of the Serving cell that control equipment sends.Specifically, obtaining processor 61 can be specifically in the access network equipment UE is set up in the flow of RAB, receives the information of the Serving cell that polymerization control device sends；Or, obtain processor 61 The service that polymerization control device sends specifically can also be received in the access network equipment for UE is set up after RAB finishes The information of cell, the present embodiment is not defined to this.So, the access network equipment to the UE then without sending measurement again Control message, is used to notify that the UE starts isosystem measurement, eats dishes without rice or wine to measure therefore, it is possible to avoid UE from carrying out invalid different system, So as to increased the electric quantity consumption of UE.

Alternatively, in an optional embodiment of the present embodiment, if polymerization control device sets with the access network The standby mobile management device for accessing is separately positioned, then, obtaining processor 61 can specifically receive polymerization control device by institute State the information of the Serving cell of the mobile management device transmission of access network equipment access.

Alternatively, in an optional embodiment of the present embodiment, obtaining processor 61 can specifically receive the UE The information of the Serving cell for sending.Specifically, the company that processor 61 specifically can be between UE and access network equipment is obtained Connect (for example：Signaling Radio Bearer (Signalling Radio Bearer, SRB) or RAB etc.) and UE and the second access network equipment Between connection (for example：SRB or RAB etc.) set up and finish after, receive the information of the Serving cell that the U E send. For example：Connection between UE and access network equipment and the connection between UE and the second access network equipment are set up after finishing, when When the UE needs to carry out different system switching, obtain processor 61 and send measurement control message to the UE, be used to notify described UE starts isosystem measurement；Then, measurement response message or measurement report that the UE sends, the measurement response message are received Or the information comprising the Serving cell in the measurement report, the present embodiment is not defined to this.So, although described to connect Log equipment have sent measurement control message to the UE, be used to notify that the UE starts isosystem measurement, but the UE is then Isosystem measurement need not be started, and directly send measurement response message or the measurement report to access network equipment, therefore, it is possible to Avoid UE from carrying out invalid different system to eat dishes without rice or wine to measure, so as to increased the electric quantity consumption of UE.

Alternatively, in an optional embodiment of the present embodiment, the information of the Serving cell is with the presence or absence of institute State the instruction of the Serving cell under the second access network equipment；If the information of the Serving cell indicates the presence of second access Serving cell under net equipment, handoff processor 62 specifically can send handover request, institute according to the information of the Serving cell State in handover request can the mark comprising arbitrary cells as the mark of Target cell or the mark not comprising any cell, with So that the mark of the Target cell in the handover request is revised as institute by the mobile management device that the access network equipment is accessed State the mark of Serving cell.Follow-up process is identical with switching flow of the prior art, for example：Initiated to the second access network equipment RAB Reconfiguration Procedures etc., detailed description may refer to related content of the prior art, and here is omitted.May be appreciated It is：If the mobile management device that the access network equipment is accessed is separately positioned with the control device that is polymerized, the access network equipment The mobile management device of access can be interacted by with the control device that is polymerized, and be obtained under second access network equipment Serving cell information, for example：The mark of the Serving cell under second access network equipment.

Alternatively, in an optional embodiment of the present embodiment, the information of the Serving cell connects for described second The mark of the Serving cell under log equipment；Handoff processor 62 can specifically be cut according to the information of the Serving cell, transmission Message is changed, the mark of the Serving cell in the handover request indicated by the information comprising the Serving cell.Afterflow afterwards Journey is identical with switching flow of the prior art, for example：RAB Reconfiguration Procedures etc. are initiated to the second access network equipment, is retouched in detail State and may refer to related content of the prior art, here is omitted.

In the present embodiment, access network equipment obtains Serving cells of the UE under the second access network equipment by obtaining processor Information, the access network equipment wireless communication system different from belonging to second access network equipment so that hand-off process The UE can be switched to the Serving cell under second access network equipment, energy by device according to the information of the Serving cell It is enough to solve in the prior art because the Target cell of different system switching is not that UE switches caused by the Serving cell of different system Failure, so as to improve the reliability of switching.In addition, the technical scheme provided using the present invention, it is empty that UE need not carry out different system Mouth measurement, can avoid UE from carrying out invalid different system and eat dishes without rice or wine to measure, so as to increased the electric quantity consumption of UE.

The structural representation of the user equipment that Fig. 7 is provided for another embodiment of the present invention, as shown in fig. 7, the present embodiment User equipment can include obtaining processor 71 and transmitter 72.Wherein, obtaining processor 71 is used to obtain the UE second The information of the Serving cell under access network equipment；Transmitter 72 is used to be sent to the first access network equipment the letter of the Serving cell Breath, first access network equipment wireless communication system different from belonging to second access network equipment, to cause described the One access network equipment is according to the information of the Serving cell, and the service that the UE is switched under second access network equipment is small Area.

Alternatively, in an optional embodiment of the present embodiment, transmitter 72 can specifically be accessed in UE and first Connection between connection and UE and the second access network equipment between net equipment is set up after finishing, and is set to first access network Preparation send the information of the Serving cell.For example：Connection and UE and the second access network between UE and the first access network equipment Connection between equipment is set up after finishing, and when the UE needs to carry out different system switching, transmitter 72 receives described first The measurement control message that access network equipment sends, is used to notify that the UE starts isosystem measurement；Then, then connect to described first Log equipment sends measurement response message or measurement report, and the clothes are included in the measurement response message or the measurement report The information of cell of being engaged in, the present embodiment is not defined to this.So, although the UE receives the first access network equipment hair The measurement control message sent, is used to notify that the UE starts isosystem measurement, but the UE need not then start isosystem measurement, And measurement response message or the measurement report directly are sent to the first access network equipment, it is invalid therefore, it is possible to avoid UE from carrying out Different system eats dishes without rice or wine to measure, so as to increased the electric quantity consumption of UE.

In the present embodiment, UE obtains the letter of Serving cells of the UE under the second access network equipment by obtaining processor Breath, is then sent the information of the Serving cell, first access network equipment and institute from transmitter to the first access network equipment Wireless communication systems different belonging to the second access network equipment are stated, to cause that first access network equipment is small according to the service The information in area, the Serving cell under second access network equipment is switched to by the UE, can solve the problem that in the prior art due to The Target cell of different system switching is not UE handoff failures caused by the Serving cell of different system, so as to improve switching Reliability.In addition, using the technical scheme of present invention offer, UE need not carry out different system and eat dishes without rice or wine to measure, and UE can be avoided to carry out Invalid different system eats dishes without rice or wine to measure, so as to increased the electric quantity consumption of UE.

The structural representation of the polymerization control device that Fig. 8 is provided for another embodiment of the present invention, as shown in figure 8, this implementation The polymerization control device of example can include obtaining processor 81 and transmitter 82.Wherein, processor 81 is obtained to exist for obtaining UE The information of the Serving cell under the second access network equipment；Transmitter 82 is used to send the Serving cell to the first access network equipment Information, first access network equipment wireless communication system different from belonging to second access network equipment, with cause institute Information of first access network equipment according to the Serving cell is stated, the UE is switched to the clothes under second access network equipment Business cell.

It should be noted that：The information of Serving cells of the U E under the second access network equipment can include but not limit Service under the instruction of the Serving cell under with the presence or absence of second access network equipment or second access network equipment is small The mark in area.

Alternatively, in an optional embodiment of the present embodiment, transmitter 82 specifically can set up RAB's for UE In flow, the information of the Serving cell is sent to first access network equipment；Or, transmitter 82 specifically can also for UE is set up after RAB finishes, and the information of the Serving cell is sent to first access network equipment, and the present embodiment does not enter to this Row is limited.So, first access network equipment is used to notify the UE then without sending measurement control message to the UE again Start isosystem measurement, eat dishes without rice or wine to measure therefore, it is possible to avoid UE from carrying out invalid different system, so as to increased the electric quantity consumption of UE.

Alternatively, in an optional embodiment of the present embodiment, if polymerization control device is accessed with described first The mobile management device that net equipment is accessed is separately positioned, then, transmitter 82 specifically can be by first access network equipment The mobile management device of access sends the information of the Serving cell to first access network equipment.

In the present embodiment, polymerization control device is small by obtaining services of the processor acquisition UE under the second access network equipment The information in area, is then sent the information of the Serving cell from transmitter to the first access network equipment, and first access network sets The standby wireless communication system different from belonging to second access network equipment, to cause first access network equipment according to The information of Serving cell, the Serving cell under second access network equipment is switched to by the UE, can solve the problem that prior art In due to different system switching Target cell be not UE handoff failures caused by the Serving cell of different system, so as to improve The reliability of switching.In addition, using the technical scheme of present invention offer, UE need not carry out different system and eat dishes without rice or wine to measure, and can avoid UE carries out invalid different system and eats dishes without rice or wine to measure, so as to increased the electric quantity consumption of UE.

It is apparent to those skilled in the art that, for convenience and simplicity of description, the system of foregoing description, The specific work process of device and unit, may be referred to the corresponding process in preceding method embodiment, will not be repeated here.

In several embodiments provided herein, it should be understood that disclosed system, apparatus and method can be with Realize by another way.For example, device embodiment described above is only schematical, for example, the unit Divide, only a kind of division of logic function there can be other dividing mode when actually realizing, for example multiple units or component Can combine or be desirably integrated into another system, or some features can be ignored, or do not perform.It is another, it is shown or The coupling each other for discussing or direct-coupling or communication connection can be the indirect couplings of device or unit by some interfaces Close or communicate to connect, can be electrical, mechanical or other forms.

The unit that is illustrated as separating component can be or may not be it is physically separate, it is aobvious as unit The part for showing can be or may not be physical location, you can with positioned at a place, or can also be distributed to multiple On NE.Some or all of unit therein can be according to the actual needs selected to realize the mesh of this embodiment scheme 's.

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

If the integrated unit is to realize in the form of SFU software functional unit and as independent production marketing or use When, can store in a computer read/write memory medium.Based on such understanding, technical scheme is substantially The part for being contributed to prior art in other words or all or part of the technical scheme can be in the form of software products Embody, the computer software product is stored in a storage medium, including some instructions are used to so that a computer Equipment (can be personal computer, server, or network equipment etc.) or processor (processor) perform the present invention each The all or part of step of 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 Access Memory), magnetic disc or CD Etc. it is various can be with the medium of store program codes.

Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although The present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those within the art that：It still may be used Modified with to the technical scheme described in foregoing embodiments, or equivalent is carried out to which part technical characteristic； And these modification or replace, do not make appropriate technical solution essence depart from various embodiments of the present invention technical scheme spirit and Scope.

Claims

1. a kind of changing method, it is characterised in that including：

After the wireless communication system belonging to user equipment (UE) and the second access network equipment sets up RAB RAB, the One access network equipment obtains the information of Serving cells of the UE under second access network equipment, and first access network sets It is standby to belong to different wireless communication systems from second access network equipment；

The UE is switched to second access network equipment by first access network equipment according to the information of the Serving cell Under Serving cell；First access network equipment obtains the information of Serving cells of the UE under the second access network equipment, including：

In the flow for setting up RAB for UE or for UE is set up after RAB finishes, described first accesses first access network equipment Net equipment receives the information of the Serving cell that polymerization control device sends, and the polymerization control device connects including described first Mobile management device or gateway device that log equipment is accessed, or, the mobile management that second access network equipment is accessed sets Standby or gateway device；Or

Between connection and UE and the second access network equipment of first access network equipment between UE and the first access network equipment Connection set up and finish after, first access network equipment receives the information of the Serving cell that the UE sends.

2. method according to claim 1, it is characterised in that first access network equipment receives polymerization control device hair The information of the Serving cell for sending, including：

First access network equipment is received polymerization control device and is set by the mobile management that first access network equipment is accessed The information of the Serving cell that preparation is sent.

3. method according to claim 1, it is characterised in that first access network equipment receives the institute that the UE sends The information of Serving cell is stated, including：

First access network equipment sends measurement control message to the UE；

First access network equipment receives the measurement response message or measurement report that the UE sends, the measurement response message Or the information comprising the Serving cell in the measurement report.

4. the method according to claims 1 to 3 any claim, it is characterised in that the information of the Serving cell is With the presence or absence of the instruction of the Serving cell under second access network equipment；

If the information of the Serving cell indicates the Serving cell for having under second access network equipment, described first accesses The UE is switched to the Serving cell under second access network equipment by net equipment according to the information of the Serving cell, bag Include：

First access network equipment sends handover request according to the information of the Serving cell, to cause described first to access The mark of the Target cell in the handover request is revised as the Serving cell by the mobile management device that net equipment is accessed Mark.

5. the method according to claims 1 to 3 any claim, it is characterised in that the information of the Serving cell is The mark of the Serving cell under second access network equipment；Letter of first access network equipment according to the Serving cell Breath, the Serving cell under second access network equipment is switched to by the UE, including：

First access network equipment sends handover request according to the information of the Serving cell, is included in the handover request The mark of the Serving cell.

6. a kind of changing method, it is characterised in that including：

User equipment (UE) obtains the information of Serving cells of the UE under the second access network equipment；

The connection between connection and the UE and second access network equipment between the UE and the first access network equipment is built Stand after finishing, the UE sends the information of the Serving cell to first access network equipment, first access network sets It is standby to belong to different wireless communication systems from second access network equipment, to cause first access network equipment according to The information of Serving cell, the Serving cell under second access network equipment is switched to by the UE.

7. method according to claim 6, it is characterised in that the service that the UE sends to the first access network equipment The information of cell, including：

The UE receives the measurement control message that first access network equipment sends；

The UE sends measurement response message or measurement report, the measurement response message or institute to first access network equipment State the information comprising the Serving cell in measurement report.

8. the method according to claim 6 or 7, it is characterised in that the information of the Serving cell is with the presence or absence of described The instruction of the Serving cell under the second access network equipment；

9. the method according to claim 6 or 7, it is characterised in that the information of the Serving cell is described second to access The mark of the Serving cell under net equipment；First access network equipment cuts the UE according to the information of the Serving cell The Serving cell changed under second access network equipment, including：

10. a kind of changing method, it is characterised in that including：

After the wireless communication system belonging to user equipment (UE) and the second access network equipment sets up RAB RAB, gather The information that control device obtains Serving cell of the user equipment (UE) under second access network equipment is closed, the polymerization control sets The standby mobile management device or gateway device accessed including the first access network equipment, or, second access network equipment is accessed Mobile management device or gateway device；

To set up RAB complete in the flow for setting up RAB RAB for the UE or for the UE for the polymerization control device After finishing, the polymerization control device sends the information of the Serving cell, first access network to the first access network equipment Equipment belongs to different wireless communication systems from second access network equipment, to cause first access network equipment according to institute The information of Serving cell is stated, the UE is switched to the Serving cell under second access network equipment.

11. methods according to claim 10, it is characterised in that the polymerization control device is sent out to the first access network equipment The information of the Serving cell is sent, including：

The mobile management device that the polymerization control device is accessed by first access network equipment is to first access network Equipment sends the information of the Serving cell.

12. method according to claim 10 or 11, it is characterised in that the information of the Serving cell is with the presence or absence of institute State the instruction of the Serving cell under the second access network equipment；

13. method according to claim 10 or 11, it is characterised in that the information of the Serving cell connects for described second The mark of the Serving cell under log equipment；First access network equipment according to the information of the Serving cell, by the UE The Serving cell under second access network equipment is switched to, including：

A kind of 14. access network equipments, it is characterised in that including：

Processor is obtained, RAB is set up in the wireless communication system belonging to user equipment (UE) and the second access network equipment After RAB, the information for obtaining Serving cells of the UE under second access network equipment, the access network equipment with Second access network equipment belongs to different wireless communication systems；

Handoff processor, for the information according to the Serving cell, the UE is switched under second access network equipment Serving cell；

It is described acquisition processor specifically for：The access network equipment is for UE is set up in the flow of RAB or is finished for UE sets up RAB Afterwards, the information for obtaining the Serving cell that processor reception polymerization control device sends, or, in the UE and institute State after connection between the connection between access network equipment and the UE and second access network equipment sets up and finish, it is described The information that processor receives the Serving cell that the UE sends is obtained, the polymerization control device sets including the access network The standby mobile management device or gateway device for accessing, or, mobile management device or net that second access network equipment is accessed Pass equipment.

15. access network equipments according to claim 14, it is characterised in that the acquisition processor specifically for

Receive the Serving cell that polymerization control device is sent by the mobile management device that the access network equipment is accessed Information.

16. access network equipments according to claim 14, it is characterised in that the acquisition processor specifically for

Measurement control message is sent to the UE, and receives measurement response message or measurement report that the UE sends, it is described Information comprising the Serving cell in measurement response message or the measurement report.

17. access network equipment according to claim 14~16 any claim, it is characterised in that the Serving cell Information be instruction with the presence or absence of the Serving cell under second access network equipment；If the information of the Serving cell refers to Show the Serving cell existed under second access network equipment, the handoff processor specifically for

According to the information of the Serving cell, handover request is sent, set with the mobile management for the access network equipment is accessed The standby mark that the mark of the Target cell in the handover request is revised as the Serving cell.

18. access network equipment according to claim 14~16 any claim, it is characterised in that the Serving cell Information be the Serving cell under second access network equipment mark；The handoff processor specifically for

According to the information of the Serving cell, handover request is sent, the mark comprising the Serving cell in the handover request.

A kind of 19. user equipment (UE)s, it is characterised in that including：

Obtain processor, the information for obtaining Serving cells of the UE under the second access network equipment；

Transmitter, between the connection and the UE and second access network equipment between the UE and the first access network equipment Connection set up and finish after, the information for sending the Serving cell to first access network equipment, described first connects Log equipment belongs to different wireless communication systems from second access network equipment, to cause the first access network equipment root According to the information of the Serving cell, the UE is switched to the Serving cell under second access network equipment.

20. UE according to claim 19, it is characterised in that the transmitter specifically for

The measurement control message that first access network equipment sends is received, and measurement is sent to first access network equipment Response message or measurement report, the information comprising the Serving cell in the measurement response message or the measurement report.

A kind of 21. polymerization control devices, it is characterised in that including：

Processor is obtained, for setting up wireless access in the wireless communication system belonging to user equipment (UE) and the second access network equipment Carry after RAB, obtain the information of Serving cell of the user equipment (UE) under the second access network equipment；

Transmitter, to set up RAB complete in the flow for setting up RAB RAB for the UE or for the UE for the transmitter After finishing, the transmitter is used to be sent to the first access network equipment the information of the Serving cell, and first access network sets It is standby to belong to different wireless communication systems from second access network equipment, to cause first access network equipment according to The information of Serving cell, the Serving cell under second access network equipment is switched to by the UE；

Wherein, the polymerization control device includes mobile management device or gateway device that first access network equipment is accessed, Or, mobile management device or gateway device that second access network equipment is accessed.

22. polymerization control devices according to claim 21, it is characterised in that the transmitter specifically for

The mobile management device accessed by first access network equipment sends the service to first access network equipment The information of cell.