Application of the present invention be that on 01 09th, 2009, application number are 200910076582.0 the applying date, denomination of invention divides an application for the invention application of " paging method and device ".
Embodiment
Carry out detailed elaboration below in conjunction with each accompanying drawing to the main realization principle of embodiment of the invention technical scheme, embodiment and to the beneficial effect that should be able to reach.
In the embodiment of the invention, GUTI that comprises in GUTI Reallocation Command message or the TAU Accept message and the combination of TAI List can be following three kinds of modes:
First kind of compound mode: OLD GUTI and NEW TAI List, promptly MME only for UE distributes NEW TAI List, does not distribute NEW GUTI for UE;
Second kind of compound mode: NEW GUTI, promptly MME does not distribute NEW TAI List for UE only for UE distributes NEW GUTI;
The third compound mode: NEW GUTI and NEW TAI List, promptly MME distributes NEW GUTI and NEW TAI List for UE simultaneously.
As shown in Figure 1, in the embodiment of the invention one, use the method flow diagram of this UE of IMSI paging of UE, its processing procedure is following:
Step 11 confirms to use the IMSI of UE that this UE is carried out paging;
Step 12 before carrying out paging, at first judges whether to store the TAI List of this UE, and the TAI List of this UE can be NEW TAI List or OLD TAI List or NEW TAI List and OLD TAI List;
Wherein the embodiment of the invention one can but be not limited in GUTI Reallocation process or TAU process.In GUTI Reallocation process or TAU process; After NEW GUTI that will distribute for UE and/or NEW TAI List are handed down to this UE; Detect under the situation that has Lower Layer Failure and to use the IMSI of UE that this UE is carried out paging, NEW TAI List that wherein will distribute for UE and/or NEW TAI List are handed down to this UE has following three kinds of performances:
First kind of performance is specially to above-mentioned first kind of compound mode: with the existing OLD GUTI of this UE be the NEW TAI List of this UE distribution, be encapsulated in GUTI Reallocation Command message or the TAU Accept message, be handed down to this UE;
Second kind of performance is specially to above-mentioned second kind of compound mode: will be encapsulated in GUTI Reallocation Command message or the TAU Accept message for the NEW GUTI that this UE distributes, be handed down to this UE;
The third performance is to above-mentioned the third compound mode; Be specially: the NEW GUTI that will distribute for this UE and be the NEW TAI List of this UE distribution; Be encapsulated in GUTI Reallocation Command message or the TAU Accept message, be handed down to this UE.
If sending GUTI Reallocation Command message and receiving in the time period between the GUTI Reallocation Complete message of UE feedback; Detect Lower Layer Failure; Then need use the IMSI of this UE that this UE is carried out paging, connect with the NAS signaling of setting up between UE and the network side; If sending TAU Accept message and receiving in the time period between the TAU Complete message of UE feedback; Detect Lower Layer Failure; And use the OLD GUTI of this UE or NEWGUTI that the result that this UE carries out paging is paging failure, then need use the IMSI of this UE that this UE is carried out paging.
Step 13 if judge the TAI List that is not stored this UE, is then carried out paging to this UE in the TA that the base station that connects is served.
If MME makes self there are not the MM Context of UE data owing to reason such as restarting, perhaps the MM Context data of this UE are destroyed, and then this moment, MME did not just store the TAI List of this UE.
Wherein, in the TA that the base station that connects is served to this UE carry out paging can but be not limited to comprise following two kinds of performances, be specially:
First kind of performance: at first in the Paging message to each base station that connects to be sent; The parameter that insertion is used for indicating this base station to carry out paging at the TA of self service; The Paging message that to insert above-mentioned parameter then sends to each base station of connection, and wherein above-mentioned parameter can be inserted in the TAI List field of Paging message or in the new field of Paging message;
Second kind of performance: at first in the corresponding relation of Base Station Identification of storing and TAI; The corresponding TAI of TA that definite respectively base station that connects is served; Then in the Paging message to each base station that connects to be sent; Insert the corresponding TAI of TA of the respective base station service of confirming, the Paging message of having inserted TAI is sent to corresponding base station.
Provide more concrete execution mode below.
If the base station that connects is base station 1 and base station 2, wherein the TA of base station 1 service is TA1 and TA2, and the TA of base station 2 services is TA3 and TA4; As shown in Figure 2; In the embodiment of the invention one, the concrete realization flow figure of the paging method one of this UE of IMSI paging of use UE, its processing procedure is following:
Step 21, the NEW TAI List that distributes with the existing OLD GUTI of UE with for this UE is encapsulated in the GUTI Reallocation Command message and is handed down to this UE;
Step 22 detects whether there is Lower Layer Failure;
Step 23 if detect Lower Layer Failure in the step 22, then judges whether to store this UE existing OLD TAI List or is the NEW TAI List of this UE distribution;
Step 24 if judgement obtains both not storing the existing OLD TAI of this UE List in the step 23, is not stored the NEW TAI List that promising this UE distributes yet; Then in the Paging message to base station that connects 1 and base station 2 to be sent, insert the parameter of agreement; After the parameter of this agreement receives this Paging message in order to indication base station 1 with base station 2, this UE of paging in the TA of service respectively, wherein the parameter of this agreement can be inserted in the TAI List field of Paging message; Should the agreement parameter can be 0 this moment; Also can be a parameter with special implication, certain letter or number etc. for example, in addition; The parameter of this agreement also can be inserted in the new field of Paging message, i.e. newly-increased indication information unit in Paging message;
Step 25; This Paging message is sent to the base station 1 and base station 2 of connection respectively, base station 1 is after receiving this Paging message, according to the agreement parameter in the Paging message; Use the subscriber paging of Paging message to identify the IMSI in (UE Paging Identity) field; In TA1 and TA2, this UE is carried out paging, base station 2 is after receiving this Paging message, according to the agreement parameter in the Paging message; IMSI in the UE Paging Identity field of use Paging message carries out paging to this UE in TA3 and TA4.
As shown in Figure 3, in the embodiment of the invention one, the concrete realization flow figure of the paging method two of this UE of IMSI paging of use UE, its processing procedure is following:
Step 31, the NEW TAI List that distributes with the existing OLD GUTI of this UE with for UE is encapsulated in the GUTI Reallocation Command message and is handed down to this UE;
Step 32 detects whether there is Lower Layer Failure;
Step 33 if detect Lower Layer Failure in the step 32, then judges whether to store this UE existing OLD TAI List or is the NEW TAI List of this UE distribution;
Step 34; If judge the existing OLD TAI List that obtains both not storing this UE in the step 23; Do not store the NEW TAI List that promising this UE distributes yet; Then in the corresponding relation of Base Station Identification of storing and TAI, the TA that determines base station 1 service respectively is TA1 and TA2, and the TA of base station 2 services is TA3 and TA4;
Step 35 is inserted TA1 and TA2 in the TAI List field of Paging message of giving base station 1 to be sent, in the TAI List field of Paging message of giving base station 2 to be sent, insert TA3 and TA4;
Step 36; Above-mentioned Paging message to be sent is sent to the base station 1 and base station 2 of connection respectively, base station 1 is after receiving Paging message, according to TA1 and the TA2 in the TAI List field of Paging message; IMSI in the UE Paging Identity field of use Paging message; In TA1 and TA2, this UE is carried out paging, base station 2 is after receiving Paging message, according to TA3 and the TA4 in the TAI List field of Paging message; IMSI in the UE Paging Identity field of use Paging message carries out paging to this UE in TA3 and TA4.
In the technical scheme that the embodiment of the invention one provides, at first confirm to use the IMSI of UE that this UE is carried out paging, before carrying out paging; Judge whether to store the TAI List of this UE; If judged result is then carried out paging to this UE for not in the TA that the base station that connects is served, this just makes in network error recovery process; When MME carries out paging at the IMSI that uses UE to this UE; Even do not store the TAI List of this UE, also can indicate corresponding base station this UE of paging in the TA of service, and then make UE after the paging that receives MME, can be linked in the network again.
The embodiment of the invention one also provides a kind of paging equipment, and is as shown in Figure 4, comprising: confirm unit 41, judging unit 42 and paging unit 43, wherein:
Confirm unit 41, be used to determine whether to use the IMSI of UE that this UE is carried out paging;
Judging unit 42 is used for after confirming that unit 41 confirms that the IMSI of use UE carries out paging to this UE, before carrying out paging, judging whether to store the TAI List of this UE;
Paging unit 43 is used in the judged result of judging unit 42 in the TA that the base station that connects is served, this UE being carried out paging for not the time.
Preferably; Paging unit 43 comprises that specifically first inserts the subelement and the first transmission subelement; Wherein first insert subelement, be used for the Paging message of giving each base station that connects, insert and be used for the parameter of indicating the base station to carry out paging at the TA of service to be sent; First sends subelement, is used for inserting each base station that Paging message that subelement inserted above-mentioned parameter sends to connection with first.
Preferably, paging unit 43 comprises that specifically definite subelement, second inserts subelement and second and sends subelement, wherein confirms subelement, is used for the corresponding TAI of TA that definite respectively base station that connects is served; Second inserts subelement, is used in the Paging message to each base station that connects to be sent the corresponding TAI of TA that the respective base station that the definite subelement of insertion is confirmed is served; Second sends subelement, is used for inserting the Paging message that subelement inserted TAI with second and sends to corresponding base station.
As shown in Figure 5, in the embodiment of the invention two, use the method flow diagram of this UE of IMSI paging of UE, its processing procedure is following:
Step 51 will be handed down to this UE for the NEW TAI List that UE distributes;
Wherein will be handed down to this UE for the NEW TAI List that UE distributes following two kinds of performances will be arranged:
First kind of performance is to the GUTI that comprises in GUTI Reallocation Command message or the TAU Accept message and first kind of compound mode of TAI List; Be specially: the NEW TAI List that distributes with the existing OLD GUTI of this UE with for this UE; Be encapsulated in GUTI Reallocation Command message or the TAU Accept message, be handed down to this UE;
Second kind of performance is to the GUTI that comprises in GUTI Reallocation Command message or the TAU Accept message and the third compound mode of TAI List; Be specially: the NEW GUTI that will distribute for this UE and be the NEW TAI List of this UE distribution; Be encapsulated in GUTI Reallocation Command message or the TAU Accept message, be handed down to this UE.
Whether step 52 detects network and makes a mistake;
Wherein, Network error can but be not limited to Lower Layer Failure; If sending GUTI Reallocation Command message and receiving in the time period between the GUTI Reallocation Complete message of UE feedback; Detect Lower Layer Failure, then need use the IMSI of this UE that this UE is carried out paging, connect with the NAS signaling of setting up between UE and the network side; If sending TAU Accept message and receiving in the time period between the TAU Complete message of UE feedback; Detect Lower Layer Failure; And use the OLD GUTI of this UE or NEW GUTI that the result that this UE carries out paging is paging failure, then need use the IMSI of this UE that this UE is carried out paging.
Step 53 if step 52 detects network and makes a mistake, is then used the IMSI of this UE, in the TA of the TAI correspondence that this UE existing OLD TAI List and the NEW TAI List that distributes for this UE comprise, this UE is carried out paging.
Wherein, in the corresponding TA of TAI that this UE existing OLD TAI List and the NEW TAI List that distributes for this UE comprise, this UE is carried out paging, can but be not limited to following process:
At first in the corresponding relation of Base Station Identification and TAI; Confirm the corresponding TAI of TA that respective base station is served in the corresponding TA of TAI that this UE existing OLD TAI List and the NEW TAI List that distributes for this UE comprise; Give in the Paging message of each respective base station to be sent then; Insert the corresponding TAI of TA that this base station is served in the corresponding TA of TAI that this UE existing OLD TAI List and the NEW TAI List that distributes for this UE comprise, the above-mentioned Paging message of having inserted TAI is sent to corresponding base station.
Provide more concrete execution mode below.
If the base station that connects is base station 1 and base station 2, wherein the TA of base station 1 service is TA1 and TA2, and the TA of base station 2 services is TA3 and TA4; The TAI that comprises among the existing OLD TAI of the UE List is TA1; The TAI that comprises among the NEW TAI List for this UE distribution is TA3, and is as shown in Figure 6, in the embodiment of the invention two; The concrete realization flow figure of the paging method of this UE of IMSI paging of use UE, its processing procedure is following:
Step 61, the NEW TAI List that distributes with the existing OLD GUTI of UE with for this UE is encapsulated in the GUTI Reallocation Command message and is handed down to this UE;
Step 62 detects whether there is Lower Layer Failure;
Step 63; If detect Lower Layer Failure in the step 62; Then in the corresponding relation of Base Station Identification of storing and TAI; Determining the TA that in the corresponding TA of TAI that this UE existing OLD TAI List and the NEW TAI List that distributes for this UE comprise, is served base station 1 respectively is TA1, and the TA that base station 2 is served in the TA of the TAI correspondence that this UE existing OLD TAI List and the NEW TAI List that distributes for this UE comprise is TA3;
Step 64 is inserted TA1 in the TAI List field of Paging message of giving base station 1 to be sent, in the TAI List field of Paging message of giving base station 2 to be sent, insert TA3;
Step 65; Above-mentioned Paging message to be sent is sent to the base station 1 and base station 2 of connection respectively, base station 1 is after receiving Paging message, according to the TA1 in the TAI List field of Paging message; IMSI in the UE Paging Identity field of use Paging message; In TA1, this UE is carried out paging, base station 2 is after receiving Paging message, according to the TA3 in the TAI List field of Paging message; IMSI in the UE Paging Identity field of use Paging message carries out paging to this UE in TA3.
In addition; Second kind of compound mode to GUTI that comprises in GUTI Reallocation Command message or the TAU Accept message and TAI List; Promptly, only store the existing OLD TAI of this UE List this moment, if sending GUTI Reallocation Command message and receiving in the time period between the GUTI Reallocation Complete message that UE feeds back not for this UE distributes NEW TAI List; Detect Lower Layer Failure; Then need use the IMSI of this UE, in the TA of the TAI correspondence that OLD TAI List comprises, this UE carried out paging, connect with the NAS signaling of setting up between UE and the network side; If sending TAUAccept message and receiving in the time period between the TAU Complete message of UE feedback; Detect Lower Layer Failure; And use the OLD GUTI of this UE or NEWGUTI that the result that this UE carries out paging is paging failure; Then need use the IMSI of this UE, in the TA of the TAI correspondence that OLD TAI List comprises, this UE carried out paging.
In the technical scheme that the embodiment of the invention two provides; To be handed down to this UE for the NEW TAI List that UE distributes, after detecting Lower Layer Failure, use the IMSI of this UE; In the corresponding TA of TAI that this UE existing OLD TAI List and the NEW TAI List that distributes for this UE comprise; This UE is carried out paging, and this just makes MME when the IMSI that uses UE carries out paging to this UE, under the situation of the TAI List that is not sure of this UE; Also can indicate corresponding base station this UE of paging in which TA, and then make UE after the paging that receives MME, can be linked in the network again.
Accordingly, the embodiment of the invention two also provides a kind of paging equipment, and is as shown in Figure 7, comprising: transmitting element 71, detecting unit 72 and paging unit 73, wherein:
Transmitting element 71 is used for the NEW TAI List that distributes for UE is handed down to this UE;
Whether detecting unit 72 is used to detect network and makes a mistake;
Paging unit 73 is used for after detecting unit 72 detects network and makes a mistake, using the IMSI of this UE, in the corresponding TA of TAI that this UE existing OLD TAI List and the NEW TAI List that distributes for this UE comprise, this UE is carried out paging.
Preferably; Paging unit 73 specifically comprises definite subelement, inserts subelement and sends subelement; Wherein confirm subelement, be used for confirming the TAI of the TA that TA the served correspondence that TAI that respective base station comprises at this UE existing OLD TAI List and the NEW TAI List that distributes for this UE is corresponding; Insert subelement; Be used for the Paging message of giving each respective base station, insert the TAI of the TA correspondence of confirming that this base station that subelement confirms is served in the corresponding TA of TAI that this UE existing OLD TAI List and the NEW TAI List that distributes for this UE comprise to be sent; Send subelement, be used for sending to corresponding base station inserting the Paging message that subelement inserted TAI.
Obviously, those skilled in the art can carry out various changes and modification to the present invention and not break away from the spirit and scope of the present invention.Like this, belong within the scope of claim of the present invention and equivalent technologies thereof if of the present invention these are revised with modification, then the present invention also is intended to comprise these changes and modification interior.