CN101772119A - Switching method, device and system - Google Patents

Switching method, device and system Download PDF

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Publication number
CN101772119A
CN101772119A CN200910003135A CN200910003135A CN101772119A CN 101772119 A CN101772119 A CN 101772119A CN 200910003135 A CN200910003135 A CN 200910003135A CN 200910003135 A CN200910003135 A CN 200910003135A CN 101772119 A CN101772119 A CN 101772119A
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China
Prior art keywords
relevant information
switching
terminal
capacity relevant
switching capacity
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CN200910003135A
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Chinese (zh)
Inventor
戴明增
帅扬来
秦亚莉
相治咸
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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Priority to CN200910003135A priority Critical patent/CN101772119A/en
Priority to PCT/CN2010/070033 priority patent/WO2010078839A1/en
Publication of CN101772119A publication Critical patent/CN101772119A/en
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W36/00Hand-off or reselection arrangements
    • H04W36/0005Control or signalling for completing the hand-off
    • H04W36/0055Transmission or use of information for re-establishing the radio link
    • H04W36/0058Transmission of hand-off measurement information, e.g. measurement reports

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

The invention provides a switching method, a device and a system. One switching method comprises the following steps: acquiring terminal switching capacity relevant information; and if a terminal switching capacity relevant information indicating terminal only supports non-optimization switching, performing a non-optimization switching process. The other switching method comprises the following steps: transmitting the terminal switching capacity relevant information; and receiving a switching process command and performing switching according to the switching process command. The terminal switching capacity relevant information refers to optimization switching/non-optimization switching capacity information of the terminal. Furthermore, the invention also provides a non-optimization switching device and a non-optimization switching system on a radio access network side. Air interference resources can be saved, error processing can be avoided and network configuration flexibility can be enhanced.

Description

Changing method, equipment and system
Technical field
The present invention relates to the communications field, relate in particular to a kind of changing method, equipment and system.
Background technology
At present, the CDMA2000HRPD interoperability is divided into switching of unoptimizable type and the switching of optimization type.
The switching of unoptimizable type is meant when terminal equipment (UE) access technology changes between LTE and HRPD, does not use the tunnel between source Radio Access Network (RAN) and the target radio access network (RAN) to transmit signaling (S101 signaling).After UE leaves the source Radio Access Network, carry out the attaching process (Attachment) of radio stage again at target radio network, finish the switching of packet data network, guarantee professional continuity by proxy-mobile IP (PMIP, Proxy Mobile IP).The switching of unoptimizable type comprises activating switches and idle switching.LTE is in the non-optimized switchover of HRPD, and radio layer rebulids, and network layer realizes mobility by PMIP.Detailed process comprises: the non-optimized switchover initialization; Adhering between HSGW and P-GW (attach); Discharge resource at EPS (Enhanced Packet System); And the UE initialization is connected to attached PDNs (PDN:Packet Data Network).
Optimize switching and can be divided into pre-registration stage and two stages of switch step, comprise that specifically eNB does switch decision according to the measurement report of UE; ENB issues from the E-UTRA handover preparation request and gives UE; UE and CDMA2000HRPD system finish to be switched alternately; And eNB issues and moves out order from E-UTRA and give UE.
In realizing process of the present invention, the inventor finds: in the prior art, the UE that only has the ability of non-optimized switchover can't realize by the switching of LTE network to the HPRD network.
Summary of the invention
The embodiment of the invention provides a kind of changing method, terminal equipment and evolution base station, the UE that can solve the ability that only has non-optimized switchover can't realize by the technical problem of LTE network to the switching of HPRD network, and then save interface-free resources and avoid the terminal fault processing.
The embodiment of the invention provides a kind of changing method, and this method comprises: obtain terminal switching capacity relevant information; If terminal switching capacity relevant information indicates described terminal only to support non-optimized switchover, then carry out non-optimized switchover and handle; Described terminal switching capacity relevant information comprises the ability information of terminal support optimization switching and/or non-optimized switchover.
The embodiment of the invention provides another changing method, and this method comprises: send terminal switching capacity relevant information; The reception hand-off process is indicated, and switches according to described hand-off process indication; Described terminal switching capacity relevant information comprises the ability information of terminal support optimization switching and/or non-optimized switchover.
The embodiment of the invention provides a kind of switching device, and this switching device comprises: transmitting element, be used to send terminal switching capacity relevant information, and this terminal switching capacity relevant information comprises the ability information of supporting to optimize switching and/or non-optimized switchover; Receiving element is used to receive hand-off process information; And processing unit is used for carrying out hand-off process according to described hand-off process indication.
The embodiment of the invention provides a kind of switching device, and this switching device comprises: receiving element is used to receive the measurement report of UE switching capacity relevant information and UE; Trigger element is used for determining triggering when UE only supports non-optimized switchover transmitting element; And transmitting element when being used to receive the triggering of described trigger element, sending non-optimized switchover and handles indication.
The embodiment of the invention provides a kind of switched system, this switched system comprises at least: evolution base station, be used to obtain terminal switching capacity relevant information,, then carry out non-optimized switchover and handle if terminal switching capacity relevant information indicates described terminal only to support non-optimized switchover; This terminal switching capacity relevant information comprises the ability information of terminal support optimization switching and/or non-optimized switchover.
The changing method that the embodiment of the invention provides, equipment and system, to support to optimize the ability notice eNB that switches by UE, make whether eNB can support the ability of optimizing switching to determine whether being optimized switching according to UE, the UE that solves the ability that only has non-optimized switchover can't realize by the technical problem of LTE network to the switching of HPRD network, and then save interface-free resources and avoid the UE fault processing, and increased network configuration flexibility.
Description of drawings
Fig. 1 is the method flow diagram that the embodiment of the invention one provides;
Fig. 2 is the method flow diagram that the embodiment of the invention two provides;
Fig. 3 is the method flow diagram that the embodiment of the invention three provides;
Fig. 4 is the method flow diagram that the embodiment of the invention four provides;
Fig. 5 is the method flow diagram that the embodiment of the invention five provides;
Fig. 6 is the method flow diagram that the embodiment of the invention six provides;
Fig. 7 is the method flow diagram that the embodiment of the invention seven provides;
Fig. 8 is the method flow diagram that the embodiment of the invention eight provides;
Fig. 9 is the method flow diagram that the embodiment of the invention nine provides;
Figure 10 is the method flow diagram that the embodiment of the invention ten provides;
Figure 11 is the structural representation that the embodiment of the invention 11 provides;
Figure 12 is the structural representation that the embodiment of the invention 12 provides.
Embodiment
For making the purpose, technical solutions and advantages of the present invention clear more understandable,, the present invention is described in further details below in conjunction with accompanying drawing.At this, illustrative examples of the present invention and explanation thereof are used to explain the present invention, but not as a limitation of the invention.To contrast accompanying drawing below, technical scheme of the present invention will be elaborated.
The embodiment of the invention provides a kind of changing method, and this method can comprise: eNB obtains the terminal switching capacity relevant information of the ability information that comprises terminal support optimization switching and/or non-optimized switchover; If terminal switching capacity relevant information indicates described terminal only to support non-optimized switchover, then eNB carries out the non-optimized switchover processing.The embodiment of the invention also provides a kind of changing method, and this method can comprise: send terminal switching capacity relevant information, comprise the ability information of terminal support optimization switching and/or non-optimized switchover; The reception hand-off process is indicated, and switches according to described hand-off process indication.
The embodiment of the invention will support to optimize the ability notice eNB that switches by UE, make whether eNB can support the ability of optimizing switching to determine whether being optimized switching according to UE, the UE that solves the ability that only has non-optimized switchover can't realize by the technical problem of LTE network to the switching of HPRD network, and then save interface-free resources and avoid the UE fault processing, and increased network configuration flexibility.
Embodiment one
Below with reference to Fig. 1, the embodiment of the invention one provides a kind of changing method.This method can comprise the steps:
Step S101: obtain the UE switching capacity relevant information;
In this step, eNB can obtain the UE switching capacity relevant information from core net (CN) or terminal equipment (UE); Wherein, can from the message (as: message (S1-AP:INITIAL CONTEXT SETUP REQUEST) initially set up in context) that core net (CN) sends, obtain switching capacity relevant information, perhaps from the terminal unit ability message (UE CAPABILITY INFOMARION) of UE, obtain the switching capacity relevant information of UE, perhaps (AS obtains the UE switching capacity relevant information in AccessStratum) to the access layer information that sends from UE;
Step S102:, then carry out non-optimized switchover and handle if UE only supports non-optimized switchover.
In this step, whether eNB only supports according to UE whether non-optimized switchover and/or pre-registration successfully determine whether being optimized switching, for supporting to optimize the UE that switches, transmission is from EUTRA handover preparation request (Handover From EUTRA Preparation Request), for the UE that only supports non-optimized switchover, eNB issues the non-optimized switchover indication, for example is redirected (Redirection) by Radio Resource connection release message (RRCConnect ion Release); Switch or isosystem measurement when UE supports to optimize, then be optimized hand-off process.
In the present embodiment, whether eNB can support the ability of optimizing switching to determine whether being optimized switching according to UE after obtaining the UE switching capacity relevant information, thereby has saved interface-free resources and avoided some fault processing, and has increased network configuration flexibility.
UE switching capacity relevant information in the various embodiments of the present invention mainly refers to UE and whether supports to optimize switching and/or non-optimized switchover.If the protocol stack between two systems of terminal is not mutual, can think that this UE only supports non-optimized switchover.
Embodiment two
Below with reference to Fig. 2, the step S101 of the embodiment of the invention one can adopt the method for the acquisition UE switching capacity relevant information that present embodiment provides, and this method can comprise the steps:
Step S201:eNB issues AS layer query messages (as: UE capability query message, UECAPABILITY ENQIURY) and gives UE;
Step S202:UE gives eNB by AS layer response message (as: UE capabilities message, UE CAPABILITYINFOMARION), wherein carries UE switching capability information.Above-mentioned switching capacity relevant information is meant the ability information of terminal support optimization switching and/or non-optimized switchover.Above-mentioned non-optimized switchover ability is meant that terminal does not have the ability of different system measurements.
In the present embodiment, eNB can obtain the UE switching capacity relevant information by Access Layer UE capability query program, whether support the ability of optimizing switching to determine whether being optimized switching according to UE then, thereby saved interface-free resources and avoided some fault processing, and increased network configuration flexibility.
Embodiment three
Below with reference to Fig. 3, the step S101 of the embodiment of the invention one can adopt the method for the acquisition UE switching capacity relevant information that present embodiment provides, and this method can comprise the steps:
Step S301:UE sends access layer information (AS) and gives eNB, wherein carries UE switching capability information.Above-mentioned UE switching capacity relevant information is meant the ability information of terminal support optimization switching and/or non-optimized switchover.
In the present embodiment, eNB can obtain the UE switching capacity relevant information by the access layer information that UE sends, whether support the ability of optimizing switching to determine whether being optimized switching according to UE then, thereby saved interface-free resources and avoided some fault processing, and increased network configuration flexibility.
Embodiment four
Below with reference to Fig. 4, the step S101 of the embodiment of the invention one can adopt the method for the acquisition UE switching capacity relevant information that present embodiment provides, and this method can comprise the steps:
Step S401:eNB sends S1 interface UE capability query information (as: UE initial message, S1-AP:INITIAL UE MESSAGE) and gives CN; And
Step S402:CN replys S1 interface message (as: request initially set up in context, S1-AP:INITIAL CONTEXT SETUP REQUEST) and gives eNB, whether only supports the UE ability information of non-optimized switchover comprising UE.
In the present embodiment, eNB can reply by CN and obtain the UE switching capacity relevant information in the S1 interface message, whether support the ability of optimizing switching to determine whether being optimized switching according to UE then, thereby saved interface-free resources and avoided some fault processing, and increased network configuration flexibility.
Embodiment five
Below with reference to Fig. 5, the step S101 of the embodiment of the invention one can adopt the method for the acquisition UE switching capacity relevant information that present embodiment provides, and this method can comprise the steps:
Step S501:UE sends non-access layer information (NAS, Non-access Stratum) and gives CN, comprising UE switching capability information; And
Step S502:CN replys S1 interface message (as: request initially set up in context, S1-AP:INITIAL CONTEXT SETUP REQUEST) and gives eNB, whether only supports the UE ability information of non-optimized switchover comprising UE.
In the present embodiment, eNB can obtain the UE switching capacity relevant information from CN, whether support the ability of optimizing switching to determine whether being optimized switching according to UE then, thereby saved interface-free resources and avoided some fault processing, and increased network configuration flexibility.
Embodiment six
Below with reference to Fig. 6, can also comprise before the step S102 of the embodiment of the invention one and determine that UE only supports the step of non-optimized switchover, the method that this step can adopt present embodiment to provide, this method can comprise the steps:
Step S601: the UE that supports to optimize the UE that switches and only support non-optimized switchover is given in network side sending system measurements configuration (Inter-RAT measurement), wherein can not dispose pre-registration for the UE that only supports non-optimized switchover;
Step S602: the measurement report that obtains two kinds of terminal equipments;
Step S603: whether only support according to UE whether non-optimized switchover and/or pre-registration successfully decide the hand-off process type;
Step S604:, send switching command, (as: from EUTRA handover preparation request (Handover From EUTRA Preparation Request) for supporting to optimize the UE that switches; And
Step S605: for the UE that only supports non-optimized switchover, network side issues the non-optimized switchover indication, for example is redirected (Redirection) by Radio Resource connection release message (RRC Connection Release).
In the present embodiment, eNB can be after obtaining the UE switching capacity relevant information, optimize the UE that switches and only support the UE of non-optimized switchover all to issue Inter-RAT measurement supporting, whether support according to UE whether ability and/or the pre-registration of optimizing switching successfully determine whether being optimized switching, thereby saved interface-free resources and avoided some fault processing, and increased network configuration flexibility.
Embodiment seven
Below with reference to Fig. 7, can also comprise before the step S102 of the embodiment of the invention one and determine that UE only supports the step of non-optimized switchover, the method that this step can adopt present embodiment to provide, this method can comprise the steps:
Step S701: network side not sending system measurements Inter-RAT measurement is given the UE that only supports that unoptimizable is handled;
Step S702: the measurement report that only obtains to support optimization process UE;
Step S703: whether support according to UE whether optimization switching and/or pre-registration successfully decide the hand-off process type;
Step S704:, send switching command, (as: from EUTRA handover preparation request (Handover From EUTRA Preparation Request) for supporting to optimize the UE that switches; And
Step S705: for the UE that only supports non-optimized switchover, network side issues the non-optimized switchover indication, for example is redirected (Redirection) by Radio Resource connection release message (RRC Connection Release).
In the present embodiment, eNB can be after obtaining the UE switching capacity relevant information, the UE that only supports non-optimized switchover is not issued Inter-RAT measurement and carry out Radio Resource control connection reprovision, whether support according to UE whether ability and/or the pre-registration of optimizing switching successfully determine whether being optimized switching, thereby saved interface-free resources and avoided some fault processing, and increased network configuration flexibility.
Embodiment eight
Below with reference to Fig. 8, can also comprise before the step S102 of the embodiment of the invention one and determine that UE only supports the step of non-optimized switchover, the method that this step can adopt present embodiment to provide, this method can comprise the steps:
Step S801: network side issues Inter-RAT measurement and gives the UE that supports to optimize the UE that switches and only support non-optimized switchover;
Step S802: obtain to support to optimize the measurement report of the UE that switches, only support the UE of non-optimized switchover not send measurement report;
Step S803: whether only support according to UE whether non-optimized switchover and/or pre-registration successfully decide the hand-off process type;
Step S804:, send switching command, (as: from EUTRA handover preparation request (Handover From EUTRA Preparation Request) for supporting to optimize the UE that switches; And
Step S805: for the UE that only supports non-optimized switchover, network side issues the non-optimized switchover indication, for example is redirected (Redirection) by Radio Resource connection release message (RRC Connection Release).
In the present embodiment, eNB can be after obtaining the UE switching capacity relevant information, all UE are issued Inter-RAT measurement carry out Radio Resource control connection reprovision, but only support the UE of non-optimized switchover not send report, whether support according to UE whether ability and/or the pre-registration of optimizing switching successfully determine whether being optimized switching, thereby saved interface-free resources and avoided some fault processing, and increased network configuration flexibility.
Embodiment nine
Below with reference to Fig. 9, can also comprise before the step S102 of the embodiment of the invention one and determine that UE only supports the step of non-optimized switchover, the method that this step can adopt present embodiment to provide, this method can comprise the steps:
Step S901: network side does not issue Inter-RAT measurement and gives the UE that only supports that unoptimizable is handled;
Step S902: the measurement report that only obtains to support optimization process UE;
Step S903: whether support according to UE whether optimization switching and/or pre-registration successfully determine whether being optimized switching; And
Step S904: only, send switching command, (as: from EUTRA handover preparation request (Handover From EUTRA Preparation Request) to supporting to optimize the UE that switches.
Wherein, network side does not issue inter-RAT and measures configuration to the UE that only supports non-optimized switchover, only supports the UE of non-optimized switchover to make non-optimized switchover according to local policy.This local policy is that UE can switch according to the auxiliary handoff information of indication of Access Network side or core net indication.
Embodiment ten
Below with reference to Figure 10, the embodiment of the invention ten provides a kind of changing method.This method can comprise the steps:
Step S1001: send the switching capacity relevant information of whether only supporting non-optimized switchover to eNB;
In this step, UE can be after eNB issues Access Layer query messages (as: UE ability advisory message (UE CAPABILITY ENQIURY)), reply Access Layer response message (as: UE capabilities message (UE CAPABILITY INFOMARION)) and give eNB, whether only support the UE ability information of non-optimized switchover comprising UE; Can be directly to send access layer information (AS) to give eNB, whether only support the UE ability information of non-optimized switchover comprising UE; Also can be that UE sends non-access layer information (NAS, Non-access Stratum) to core net (CN), whether only support the UE ability information of non-optimized switchover comprising UE;
Step S1002: receive the hand-off process indication from eNB, and switch according to described hand-off process indication.
In this step, support to optimize the UE that switches and receive optimization switching indication, only support the UE of non-optimized switchover to receive the non-optimized switchover indication.Perhaps have only and support the UE that optimizes switching to receive optimization switching indication, and only support the UE of non-optimized switchover to make non-optimized switchover according to local policy.This local policy is that UE can switch according to the indication of Access Network side or the auxiliary handoff information of core net indication.
In the present embodiment, after UE sends to eNB with switching capacity relevant information, whether eNB can support the ability of optimizing switching to determine whether being optimized switching according to UE, thereby has saved interface-free resources and avoided some fault processing, and has increased network configuration flexibility.
Embodiment 11
Below with reference to Figure 11, the embodiment of the invention 11 provides a kind of switching device.Switching device is example with the terminal equipment in the present embodiment.This switching device can comprise:
Transmitting element 101 is used to send switching capacity relevant information; This terminal switching capacity relevant information comprises the ability information of supporting to optimize switching and/or non-optimized switchover;
Processing unit 102 is used for carrying out hand-off process according to hand-off process indication; And,
Receiving element 103 is used to receive hand-off process information.
Further, receiving element 103 can also be used to receive the request of the above-mentioned switching capacity relevant information of inquiry;
Further, transmitting element 101 can also be used to send comprise switching capacity relevant information access layer information to evolution base station, perhaps send and comprise the non-access layer information of switching capacity relevant information to core net;
Further, when the hand-off process of receiving element 103 receptions was designated as optimization switching indication, the hand-off process that processing unit 102 carries out was the optimization switching; When hand-off process was designated as the non-optimized switchover indication, the hand-off process that processing unit 102 carries out was a non-optimized switchover.
Further, UE 100 also comprises local policy switch unit 104, is used for making non-optimized switchover according to local policy when UE only supports non-optimized switchover.This local policy is that UE can switch according to the indication of Access Network or the auxiliary handoff information of core net indication.
In the present embodiment, after UE sends to eNB with switching capacity relevant information, whether eNB can support the ability of optimizing switching to determine whether being optimized switching according to UE, thereby has saved interface-free resources and avoided some fault processing, and has increased network configuration flexibility.
Embodiment 12
Below with reference to Figure 12, the embodiment of the invention 12 provides a kind of switching device.Switching device in the present embodiment is example with the evolution base station.This switching device can comprise:
Receiving element 201 is used to receive the measurement report of UE switching capacity relevant information and UE;
Trigger element 202 is used for determining triggering when UE only supports non-optimized switchover transmitting element 203; And,
Transmitting element 203 when being used to receive the triggering of trigger element 202, sending non-optimized switchover and handles indication.
Further, evolution base station 200 also comprises switching capability query unit 204, be used to produce request (as: the UE capability query of inquiry UE switching capacity relevant information, UE CAPABILITYENQIURY), after evolution base station 200 sends to UE with UE switching capability query requests, receive UE ability response message, whether only support the UE switching capacity relevant information of non-optimized switchover comprising UE.
Further, receiving element 201 can also be used to receive the access layer information (AS) that UE sends, and whether only supports the UE switching capacity relevant information of non-optimized switchover comprising UE.
Further, receiving element 201 can also be used to receive the context that CN sends and initially set up request (S1-AP:INITIAL CONTEXT SETUP REQUEST), whether only supports the UE switching capacity relevant information of non-optimized switchover comprising UE.
Further, evolution base station 200 can also comprise UE initialization unit 205, be used to produce the UE initial message, evolution base station 200 sends to CN with the UE initial message, request (S1-AP:INITIAL CONTEXT SETUP REQUEST) initially set up in the context that receives the CN transmission then, whether only supports the UE switching capacity relevant information of non-optimized switchover comprising UE.
In the present embodiment, the working method that evolution base station 200 carries out hand-off process has following four kinds;
One, transmitting element 203 transmission Inter-RAT measurement carry out pre-registration to all UE, wherein can not dispose pre-registration for the UE that only supports non-optimized switchover, receive the measurement report of all UE then; Trigger element 202 determines whether UE only supports non-optimized switchover and/or pre-registration whether successfully to trigger transmitting element 203 and send for supporting the optimization of optimizing the UE that switches to switch indication, as from EUTRA handover preparation request (Handover From EUTRA PreparationRequest), generation for example is redirected (Redirection) by Radio Resource connection release message (RRC Connection Release) for the non-optimized switchover indication of the UE that only supports non-optimized switchover.
Two, transmitting element 203 does not send Inter-RAT measurement and carries out pre-registration to the UE that only supports unoptimizable to handle, and receiving element 201 receives only and supports to optimize the measurement report that switches UE then; Trigger element 202 determines whether UE only supports non-optimized switchover and/or pre-registration whether successfully to trigger transmitting element 203 and send for supporting the optimization of optimizing the UE that switches to switch indication, as from EUTRA handover preparation request (Handover From EUTRA Preparation Request), generation for example is redirected (Redirection) by Radio Resource connection release message (RRCConnection Release) for the non-optimized switchover indication of the UE that only supports non-optimized switchover.
Three, transmitting element 203 does not send Inter-RAT measurement and carries out pre-registration to the UE that only supports unoptimizable to handle, and receiving element 201 receives only and supports to optimize the measurement report that switches UE then; Trigger element 202 determines whether UE only support whether non-optimized switchover and/or pre-registration successfully trigger 203 transmissions of processing unit for supporting the optimization of optimizing the UE that switches to switch indication, as from EUTRA handover preparation request (Handover From EUTRA Preparation Request).Network side does not issue inter-RAT and measures configuration to the UE that only supports non-optimized switchover, only supports the UE of non-optimized switchover to make non-optimized switchover according to local policy.This local policy is that UE can switch according to the indication of system information or the auxiliary handoff information of core net indication.
Four, transmitting element 203 transmission Inter-RAT measurement carry out pre-registration to all UE, and receiving element 201 receives only the measurement report of supporting to optimize the UE that switches then, because only support the UE of non-optimized switchover not send measurement report; Trigger element 202 determines whether UE only supports non-optimized switchover and/or pre-registration whether successfully to trigger transmitting element 203 and send for supporting the optimization of optimizing the UE that switches to switch indication, as from EUTRA handover preparation request (Handover From EUTRAPreparation Request), generation for example is redirected (Redirection) by Radio Resource connection release message (RRC Connection Release) for the non-optimized switchover indication of the UE that only supports non-optimized switchover.
In the present embodiment, whether eNB can support the ability of optimizing switching to determine whether being optimized switching according to UE after obtaining the UE switching capacity relevant information, thereby has saved interface-free resources and avoided some fault processing, and has increased network configuration flexibility.
Embodiment 13
The embodiment of the invention 13 provides a kind of system.This system can comprise following equipment:
Evolution base station is used to obtain terminal switching capacity relevant information, if terminal switching capacity relevant information indicates described terminal only to support non-optimized switchover, then carries out non-optimized switchover and handles; This terminal switching capacity relevant information comprises the ability information of terminal support optimization switching and/or non-optimized switchover.
Present embodiment will support to optimize the ability notice eNB that switches by UE, make whether eNB can support the ability of optimizing switching to determine whether being optimized switching according to UE, the UE that solves the ability that only has non-optimized switchover can't realize by the technical problem of LTE network to the switching of HPRD network, and then save interface-free resources and avoid the UE fault processing, and increased network configuration flexibility.
Above-described specific descriptions; purpose, technical scheme and beneficial effect to invention further describe; institute is understood that; the above only is specific embodiments of the invention; and be not intended to limit the scope of the invention; within the spirit and principles in the present invention all, any modification of being made, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.

Claims (18)

1. a changing method is characterized in that, this method comprises:
Obtain terminal switching capacity relevant information;
If terminal switching capacity relevant information indicates described terminal only to support non-optimized switchover, then carry out non-optimized switchover and handle;
Described terminal switching capacity relevant information comprises the ability information of terminal support optimization switching and/or non-optimized switchover.
2. method according to claim 1 is characterized in that, described non-optimized switchover is handled and comprised:
The indication of transmission non-optimized switchover.
3. method according to claim 1 is characterized in that, described carrying out also comprises after the non-optimized switchover processing:
Do not dispose pre-registration and/or metrical information.
4. method according to claim 1 is characterized in that, also comprises: if terminal switching capacity relevant information indicating terminal support optimization is switched, then be optimized hand-off process.
5. method according to claim 4 is characterized in that, described optimization hand-off process comprises:
Send to optimize and switch indication.
6. according to each described method of claim 1 to 5, it is characterized in that the described terminal switching capacity relevant information of obtaining is:
Obtain the terminal switching capacity relevant information that terminal provides; Perhaps
Obtain the terminal switching capacity relevant information that core net provides.
7. according to each described method of claim 1 to 5, it is characterized in that the described step of obtaining terminal switching capacity relevant information comprises:
The message that receiving terminal or core net send, described message comprises described terminal switching capacity relevant information.
8. method according to claim 7 is characterized in that, before the message that described receiving terminal or core net send, also comprises:
Send the request of the described terminal switching capacity relevant information of inquiry.
9. a changing method is characterized in that, this method comprises:
Send terminal switching capacity relevant information;
The reception hand-off process is indicated, and switches according to described hand-off process indication;
Described terminal switching capacity relevant information comprises the ability information of terminal support optimization switching and/or non-optimized switchover.
10. method according to claim 9 is characterized in that, before the described transmission terminal switching capacity relevant information, also comprises:
Receive the request of the described terminal switching capacity relevant information of inquiry.
11. method according to claim 9 is characterized in that, described transmission terminal switching capacity relevant information comprises:
Send access layer information to evolution base station, described access layer information comprises terminal switching capacity relevant information; Perhaps
Send non-access layer information to core net, described non-access layer information comprises terminal switching capacity relevant information.
12. according to each described method of claim 9 to 11, it is characterized in that: described hand-off process is designated as to optimize switches indication or non-optimized switchover indication.
13. method according to claim 12 is characterized in that, the described switching according to described hand-off process indication comprises:
Described hand-off process is designated as to be optimized when switching indication, is optimized switching;
Described hand-off process is designated as non-optimized switchover when indication, when perhaps not receiving described hand-off process indication, carries out non-optimized switchover according to local policy.
14. method according to claim 13 is characterized in that: described local policy is for switching according to the auxiliary handoff information of Access Network or core net indication.
15. method according to claim 13 is characterized in that: described local policy comprises and does not send measurement report.
16. a switching device is characterized in that, this switching device comprises:
Transmitting element is used to send terminal switching capacity relevant information, and this terminal switching capacity relevant information comprises the ability information of supporting to optimize switching and/or non-optimized switchover;
Receiving element is used to receive hand-off process information; And,
Processing unit is used for carrying out hand-off process according to described hand-off process indication.
17. a switching device is characterized in that, this switching device comprises:
Receiving element is used to receive the measurement report of UE switching capacity relevant information and UE;
Trigger element is used for determining triggering when UE only supports non-optimized switchover transmitting element; And,
Transmitting element when being used to receive the triggering of described trigger element, sending non-optimized switchover and handles indication.
18. a switched system is characterized in that, this switched system comprises at least:
Evolution base station is used to obtain terminal switching capacity relevant information, if terminal switching capacity relevant information indicates described terminal only to support non-optimized switchover, then carries out non-optimized switchover and handles; This terminal switching capacity relevant information comprises the ability information of terminal support optimization switching and/or non-optimized switchover.
CN200910003135A 2009-01-06 2009-01-06 Switching method, device and system Pending CN101772119A (en)

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