CN101494852B - Method and apparatus for distributing identification list of tracking zone in switching process - Google Patents
Method and apparatus for distributing identification list of tracking zone in switching process Download PDFInfo
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Abstract
The invention discloses a method for distributing tracking zone identification list to the users in switching process, which comprises: receiving a path conversion request message which includes a user current zone identification; when the user current zone identification in the request message is not stored in the tracking zone identification list registered currently by the user, generating a new tracking zone identification list including the user current zone identification; and sending the generated new tracking zone identification list to the user. The invention further discloses a corresponding apparatus and base station for distributing tracking zone identification list to the users in switching process. The invention can shorten the time needed in the UE switching process, and improves the communication feeling of user.
Description
Technical field
The present invention relates to the mobile communication technology field, relate to a kind of method and device that distributes tracking area identification list for user in the handoff procedure more specifically.
Background technology
In 3GPP TS23.401 standard criterion; Stipulated UE at evolved universal terrestrial radio access network (E-UTRAN, Evolved Universal Terrestrial Radio Access Network) when switch inside, at the Mobility Management Entity (MME of management UE; Mobility Management Entity) do not change; And be under gateway (S-GW, Serving GW) that UE the provides service situation that do not change or change, carry out the switching processing process.
As shown in Figure 1, when switching in evolved universal terrestrial radio access network inside for the UE of 3GPP TS23.401 standard code, MME is constant, the handoff procedure sketch map that Serving GW is also constant, wherein:
1) UE in the source ENB (Source eNodeB), current place Serving GW and grouped data network gateway (PDN GW; Packet Data Network GW) set up evolved packet system carrying (EPSBearer on; Evolved Packet System Bearer) after, just can carry out the transmission of up-downgoing data based on this carrying.
2) measurement report that reports according to UE of source ENB, decision switches to target ENB with UE, at this moment the set-up procedure switched of source ENB and target ENB.
3) in switching set-up procedure, source ENB sends handoff request message through X2 interface to target ENB, after the response message that the agreement that receives target ENB feedback is switched, forwards target ENB to before the forward data of source ENB with buffer memory.
4) set up with target ENB after wireless connections carry as UE, the data downstream that target ENB turns over before with source ENB passes to UE, and UE also begins upstream data is passed to target ENB simultaneously, and target ENB sends to Serving GW and PDN GW more then.
5) when UE and target ENB accomplish wireless connections synchronously after, target ENB is to MME transmit path conversion request (the Path Switch Request) message of this UE of administration, to have switched on the target ENB to the MME of this UE of administration indication UE.
6) the MME decision continues as this UE by original Serving GW provides service, then sends user plane to original Serving GW and upgrades request (User Plane Update Request) message.
7) the GPRS Tunnel Protocol user plane (GTP-U of Serving GW renewal and target ENB; GPRSTunneling Protocol User) connects; Upgrade to MME feedback user face then and reply (User PlaneUpdate Response) message, and begin to carry out the downlink data transmission.
8) MME replys (Path Switch RequestAck) message to target ENB Response Path conversion request, to confirm Patch Switch success.
9) target ENB sends resource release (Release Resource) message to source ENB, and successfully to switch on the target ENB to source ENB indication UE, source ENB can carry out the releasing and processing of related resource.
As shown in Figure 2, when switching in evolved universal terrestrial radio access network inside for the UE of 3GPP TS23.401 standard code, MME is constant, and the handoff procedure sketch map of Serving GW change, wherein:
Step 11)～14) processing procedure is with step 1)～4 among above-mentioned Fig. 1) processing procedure, repeat no more here.
15) when UE and target ENB accomplish wireless connections synchronously after, target ENB is to MME transmit path conversion request (the Path Switch Request) message of this UE of administration, to have switched on the target ENB to the MME of this UE of administration indication UE.
16) MME decision use new Serving GW to come for this reason UE provides service; Then send to create and carry request (Create Bearer Request) message to target ServingGW (Target Serving GW); Target Serving GW is that up S1-U interface distributes Serving GW address and Tunnel End Point Identifier (TEID, Tunnel End Point Identifier).
17) target Serving GW is descending S5/S8a interface assignment Serving GW address and TEID, sends user plane to PDN GW then and upgrades request (User Plane Update Request) message.Serving GW address and TEID that PDNGW can bring into use target Serving GW to distribute send downlink data to target Serving GW.
PDN GW is up S5/S8a interface assignment PDN GW address and TEID, sends the user plane renewal to target Serving GW then and replys (User Plane Update Response) message.
18) target Serving GW responds to create to MME and carries response (Create Bearer Response) message, and MME starts a timer simultaneously, and this timer will start subsequent step 21 to after date).
19) MME replys (Path Switch Request Ack) message to target ENB Response Path conversion request, to confirm Patch Switch success.
20) target ENB sends resource release (Release Resource) message to source ENB, and successfully to switch on the target ENB to source ENB indication UE, source ENB can carry out the releasing and processing of related resource.
21) when above-mentioned steps 18) in the timer that starts to after date, MME will send deleting bearing request (Delete Bearer Request) message and give source Serving GW, delete the resource of being correlated with notification source Serving GW.
22) after the relevant resource of Serving GW deletion, respond deleting bearing response (DeleteBearer Response) message to MME.
But in above-mentioned handoff procedure illustrated in figures 1 and 2; When if UE switches to regional that target ENB administered; The sign of finding current region is not at the tracking area identification list (TAIList of its registration; Tracking Area Identity List) in the time of in, needing to initiate type to network side again is the tracing section updating process of general tracing section updating, and the once general tracing section updating process of the every completion of UE all needs to carry out repeatedly Signalling exchange with network side; Will certainly prolong UE like this and accomplish the needed time of handoff procedure, thereby have influence on the user's communications impression.
Summary of the invention
It is method and the device that the user distributes tracking area identification list in the handoff procedure that the present invention provides a kind of, accomplishes the required time of handoff procedure to shorten UE, better strengthens the user's communications impression.
The invention provides a kind of method of distributing tracking area identification list for user in the handoff procedure, comprising: RX path conversion request message comprises the sign of the current region of user in the described request message; The sign of the current region of user that in described request message, comprises; In the time of not in the tracking area identification list of this user's current register of storing; According to mobile management contextual information, the sign of this current region of user and this user's the motion feature thereof to this user of network side record, generate the new tracking area identification list that comprises the current region of this user sign; And the said new tracking area identification list that will generate is handed down to this user.
Said method also comprises: the sign of the current region of user that in described request message, comprises; In the time of in the tracking area identification list of this user's current register of storing, calculate the time span that this user moves out the zone that tracking area identification list identified of current register; When the said time span that calculates during, generate the new tracking area identification list that comprises the current region of this user sign smaller or equal to preset time span threshold value; And the said new tracking area identification list that will generate is handed down to this user.
It is the device that the user distributes tracking area identification list in the handoff procedure that the present invention also provides a kind of, comprising: the message sink unit, be used for RX path conversion request message, and comprise the sign of the current region of user in the described request message; Whether first judging unit is used for judging the sign of the current region of user that the request message that receives in said message sink unit comprises, in the tracking area identification list of this user's current register of storage; The tabulation generation unit; Be used for when the judged result of first judging unit for not the time; According to mobile management contextual information, the sign of this current region of user and this user's the motion feature thereof to this user of network side record, generate the new tracking area identification list that comprises the current region of this user sign; And tabulation issues the unit, is used for the said new tracking area identification list that the tabulation generation unit generates is handed down to this user.
Said device also comprises: time calculating unit, be used for when the judged result of first judging unit when being, calculate the time span that this user moves out the zone that tracking area identification list identified of current register; Second judging unit is used to judge that whether time span that said time calculating unit calculates is smaller or equal to preset time span threshold value; Said tabulation generation unit when the judged result of second judging unit when being, carry out the processing that generates the new tracking area identification list that comprises the current region of this user sign.
Technical scheme of the present invention is after UE switches to the zone of target ENB administration from the zone that source ENB administers; If the sign (sign of the target ENB compass of competency that promptly switches to) that network is found the current region of UE is not in the tracking area identification list (TAI List) of its current register the time; In time generate the new TAI List that comprises the current region of this UIE sign for UE; And the new TAI List that will generate is handed down to UE; Thereby avoided UE when the sign of finding current region is not in the TAI of its current register List; Need to initiate to network side again the process of general tracing section updating, therefore shortened UE preferably and accomplished the required time of handoff procedure, better strengthened the user's communications impression.
Description of drawings
To combine each accompanying drawing that the practical implementation process of technical scheme of the present invention is carried out detailed elaboration below, in each accompanying drawing:
When Fig. 1 switched in evolved universal terrestrial radio access network inside for the UE of 3GPP TS23.401 standard code, MME was constant, the handoff procedure sketch map that Serving GW is also constant;
When Fig. 2 switched in evolved universal terrestrial radio access network inside for the UE of 3GPP TS23.401 standard code, MME was constant, and the handoff procedure sketch map of Serving GW change;
Fig. 3 is the embodiment flow chart of the method for user's distribution T AI-List in the handoff procedure for the present invention;
Fig. 4 is for after using technical scheme of the present invention, and when UE switched in evolved universal terrestrial radio access network inside, MME was constant, the handoff procedure sketch map that Serving GW is also constant;
Fig. 5 is for after using technical scheme of the present invention, and when UE switched in evolved universal terrestrial radio access network inside, MME was constant, the handoff procedure sketch map that Serving GW changes;
Fig. 6 is that the user distributes first embodiment of the device of tracking area identification list to form structured flowchart in the handoff procedure for the present invention's proposition;
Fig. 7 is that the user distributes second embodiment of the device of tracking area identification list to form structured flowchart in the handoff procedure for the present invention's proposition;
Fig. 8 forms structured flowchart for the base station that the present invention proposes.
Embodiment
The design philosophy of technical scheme of the present invention is: when UE switches to target ENB administration regional in the zone of the ENB administration from the source; If just change has taken place in tracking area; And the MME that administers this UE does not change; The sign of then finding the new region that self gets into as UE needs initiate general tracing section updating process to network side again not in the TAI of its current register List the time.In handoff procedure, initiate general tracing section updating process again for fear of UE; Technical scheme of the present invention proposes the MME of this UE of administration and should be as early as possible the new TAI List of the sign that comprises this current region of UE be distributed to UE; So just can let the sign of the current region of UE discovery self suffer, thereby can not initiate general tracing section updating process at newly assigned TAI List.
In addition because UE has got into the connection (ECM-Connected in the evolved packet system connection management in handoff procedure; Evolved Packet System Connection Management-Connected) state; This moment, UE can not remove to monitor broadcast channel; Therefore also just can not know the TAI of self current region, also just can not initiate general tracing section updating process to network side soon, also just good conditions is provided for the enforcement of technical scheme of the present invention.But however, if in technical scheme of the present invention, be the heavy as early as possible distribution T AI List of UE in the UE handoff procedure, the effect of technical scheme of the present invention will better be embodied.
As shown in Figure 3, for the present invention is the embodiment flow chart of the method for user's distribution T AI-List in the handoff procedure, wherein concrete implementation procedure is following:
Certainly; Switching the number of times that laggard line trace district upgrades in order to reduce UE; Even the TAI of the current region of UE that MME comprises in judging the Path Switch Request message that target ENB sends; In the time of in the current TAI-List that registers of this UE, also can so that according to this user's translational speed, moving direction, and the TAI of current region and the TAI-List of current register, calculate the time span that this UE moves out the zone that TAI-List identified of current register; If the time span that relatively obtains this calculating is during smaller or equal to preset time span threshold value, also and then generate a new TAI-List who comprises the TAI of this current region of UE, and be handed down to this UE.Whether this additional processes is optional for technical scheme of the present invention certainly, in the practical implementation process, can select to carry out according to concrete needs.
Wherein target ENB is in sending to the Path Switch Request message of MME, the TAI of the current region of encapsulation UE, can but be not limited to realize through following dual mode:
(1) target ENB encapsulates the cellular global identity (CGI, Cell Globally Identity) of sub-district, the current place of UE in sending to the Path Switch Request message of MME, wherein comprises the TAI of the current region of UE among the CGI.
(2) target ENB encapsulates the TAI of target ENB region in sending to the Path Switch Request message of MME, and wherein the TAI of target ENB region is identical with the TAI of the current region of UE.
In above-mentioned processing procedure; MME preferably can according to network side write down in advance to mobile management context (MM Context) information of this UE and TAI and the translational speed of this UE and the motion features such as moving direction of UE of the current region of UE thereof, calculate the new TAI-List that generation comprises the TAI of this current region of UE.MME can be encapsulated in the new TAI-List that generates in the heavy assignment command message and be handed down to this UE; The new TAI-List that for example will generate is encapsulated in heavy assignment command message (the GUTI Reallocation Command of global unique temporary identity; Globally Unique Temporary IdentityReallocation Command) is handed down to UE in; The TAI-List that wherein comprises in the GUTI Reallocation Command message is the TAI-List that MME is newly assigned to UE; The GUTI that comprises can be the new GUTI that distributes for this UE, also can be the original GUTI of UE.
In order to reduce follow-up tracing section updating process or the heavy assigning process of TAI List, preferably comprise the UE TAI of nearest region before this among the new TAIlist of generation.
As shown in Figure 4, after using technical scheme of the present invention, when UE switched in evolved universal terrestrial radio access network inside, MME was constant, the handoff procedure sketch map that Serving GW is also constant, wherein:
41) UE just can carry out the transmission of up-downgoing data based on this carrying after having set up EPS Bearer on source ENB, current place Serving GW and the PDN GW.
42) measurement report that reports according to UE of source ENB, decision switches to target ENB with UE, at this moment the set-up procedure switched of source ENB and target ENB.
43) in switching set-up procedure, source ENB sends handoff request message through X2 interface to target ENB, after the response message that the agreement that receives target ENB feedback is switched, forwards target ENB to before the forward data of source ENB with buffer memory.
44) set up with target ENB after wireless connections carry as UE, the data downstream that target ENB turns over before with source ENB passes to UE, and UE also begins upstream data is passed to target ENB simultaneously, and target ENB sends to Serving GW and PDN GW more then.
45) when UE and target ENB accomplish wireless connections synchronously after; Target ENB sends Path Switch Request message to the MME of this UE of administration; To have switched on the target ENB to the MME of this UE of administration indication UE; Wherein target ENB carries the CGI of sub-district, the current place of UE in the Path SwitchRequest message that the MME of this UE of administration sends, and perhaps carries the TAI of target ENB region.
46) after MME receives the Path Switch Request message that target ENB sends over; If this message is carried the CGI of sub-district, the current place of UE; Then extract the TAI of the current region of UE among the CGI of MME entrained sub-district, the current place of UE from the Path Switch message that target ENB sends; Judge that then this TAI is whether in the TAI of this UE current register List; Wherein among the MM Context of this UE of the TAIList of UE current register storage,, confirm that then the TAI in the current zone that switches to of UE has not suffered at the TAI of its current register List if judged result is not for existing; MME so according to record in advance to the MM Context information of this UE and TAI and the translational speed of this UE and the motion feature information such as moving direction of UE of the current region of UE; Generate a new TAI List for this UE calculates, comprise the TAI of the current region of UE among the new TAI List that this calculating generates at least, MME sends GUTIReallocation Command (GUTI; TAI List) message is given UE, and wherein TAI List is the new TAI List that MME distributes to UE.
Perhaps after MME receives the Path Switch Request message that target ENB sends over; If this message is carried the TAI of target ENB region; Then MME thinks that the TAI of entrained target ENB region is identical in the Path Switch message that TAI and the target ENB of the current region of UE send; Judge that then this TAI whether in the TAI of this UE current register List, confirms whether the TAI in the current zone that switches to of UE has not suffered at the TAI of its current register List.
If above-mentioned judged result is the TAIList that the TAI of the current region of UE still is arranged in its current register; Then in order to reduce the follow-up tracing section updating number of times of UE; MME and then can calculate the time span that this UE moves out the zone that TAI-List identified of current register according to this user's translational speed, moving direction, and the TAI of current region and the TAI-List of current register; If in the time span that calculates during smaller or equal to preset time span threshold value; Still can according to record in advance to motion feature information such as the translational speed of the TAI of the MM Context information of this UE and the current region of UE and this UE and moving directions; For calculating, this UE generates a new TAI List; At least the TAI that comprises the current region of UE among the new TAI List that this calculating generates; And to UE transmission GUTIReallocation Command (GUTI, TAI List) message, wherein TAI List is the new TAI List that MME distributes to UE.
47) after UE receives the GUTI Reallocation Command message that MME issues; Based on GUTI that comprises in this message and TAI list; Upgrade the GUTI and the TAI list that are stored; And, confirm that to MME GUTI and the TAI list of self upgrades to MME feedback GUTI Reallocation Complete message, this moment, MME also brought into use new GUTI and TAI List.
48) the MME decision continues as this UE by original Serving GW provides service, then sends User Plane Update Request message to original Serving GW.
49) Serving GW upgrades and is connected with the GTP-U of target ENB, then to MME feedback UserPlane Update Response message, and begins to carry out the downlink data transmission.
50) MME responds Path Switch Request Ack message to target ENB, to confirm the PatchSwitch success.
51) target ENB sends Release Resource message to source ENB, and successfully to switch on the target ENB to source ENB indication UE, source ENB can carry out the releasing and processing of related resource.
It should be noted that: in the superincumbent processing procedure, step 46) and step 48) can send simultaneously by MME, also can successively send the mandatory requirement on having no time.
As shown in Figure 5, after using technical scheme of the present invention, when UE switched in evolved universal terrestrial radio access network inside, MME was constant, the handoff procedure sketch map that Serving GW changes, wherein:
Step 61) to step 67) processing procedure with step 41 among above-mentioned Fig. 4) to step 47) and processing procedure.
68) MME decision use new Serving GW to come for this reason UE provides service, then send Create Bearer Request message to target ServingGW, target Serving GW is that up S1-U interface distributes Serving GW address and TEID.
69) target Serving GW is descending S5/S8a interface assignment Serving GW address and TEID, sends User Plane Update Request message to PDN GW then.Serving GW address and TEID that PDN GW can bring into use target Serving GW to distribute send downlink data to target Serving GW.
PDN GW is up S5/S8a interface assignment PDN GW address and TEID, sends User Plane Update Response message to target Serving GW then.
70) target Serving GW responds Create Bearer Response message to MME, and MME starts a timer simultaneously, and this timer will start subsequent step 73 to after date).
71) MME responds Path Switch Request Ack message to target ENB, to confirm the PatchSwitch success.
72) target ENB sends Release Resource message to source ENB, and successfully to switch on the target ENB to source ENB indication UE, source ENB can carry out the releasing and processing of related resource.
73) when above-mentioned steps 70) in the timer that starts to after date, MME will send Delete BearerRequest message and give source Serving GW, delete the resource of being correlated with notification source Serving GW.After the relevant resource of Serving GW deletion, respond Delete Bearer Response message to MME.
It should be noted that: in the superincumbent processing procedure, step 66) and step 68) can send simultaneously by MME, also can successively send the mandatory requirement on having no time.
Accordingly, it is the device that the user distributes tracking area identification list in the handoff procedure that the embodiment of the invention has also proposed a kind of, and this device can be the MME in the GSM usually.As shown in Figure 6; For the present invention's proposition is that the user distributes first embodiment of the device of tracking area identification list to form structured flowchart in the handoff procedure; Wherein the message sink unit 601; Be used for switching to the process of target ENB at UE by source ENB, the Path Switch Request message that receiving target ENB sends comprises the TAI of the current region of user in the said Path Switch Request message; Wherein the TAI of the current region of user can represent based on the CGI of the sub-district, the current place of UE that comprises the current region TAI of UE, also can represent based on the TAI of the target ENB region identical with the TAI of the current region of UE.Whether first judging unit 602 is used for judging the TAI of the current region of UE that Path Switch Request message that message sink unit 601 receives comprises, in the TAI List of this UE current register of storage.Tabulation generation unit 603 is used in the judged result of first judging unit 602 generating the new TAI List that comprises the current region TAI of this UE for not the time.Tabulation issues unit 604, is used for the new TAI List that tabulation generation unit 603 generates is handed down to this UE.The new TAI List that generates is handed down to this UE.
As shown in Figure 7; For the present invention's proposition is that the user distributes second embodiment of the device of tracking area identification list to form structured flowchart in the handoff procedure; Form on the basis of structure at above-mentioned first embodiment; Also comprise time calculating unit 605; Be used in the judged result of first judging unit 602 when being,, calculate the time span in the zone that TAI List that this UE moves out current register identified according to the translational speed of this UE, moving direction, and the TAI of current region and the TAI List of current register.Whether second judging unit 606 is used for time span that judgement time computing unit 605 calculates smaller or equal to preset time span threshold value; Tabulation generation unit 603 when being, carries out generating the processing that comprises the new tracking area identification list that the current region of this user identifies in the judged result of second judging unit 606.
Wherein above-mentioned tabulation generation unit 603 can be according to motion features such as the translational speed of the TAI of the MMContext information to this UE of network side record, this current region of UE and this UE thereof and moving directions, and generation comprises the new TAI List of the current region TAI of this UE.
Accordingly, the embodiment of the invention has also proposed a kind of base station, and is as shown in Figure 8; For forming structured flowchart in the base station that the present invention proposes; Comprise message encapsulation unit 801, be used for when UE switches to this base station administration regional, the TAI of this current region of UE is encapsulated in the Path Switch Request message; Preferably message encapsulation unit 801 can be encapsulated into the CGI of sub-district, the current place of UE in the Path SwitchRequest message, wherein comprises the TAI of the current region of UE among the CGI.Preferably message encapsulation unit 801 can also be encapsulated into the TAI of target ENB region in the Path Switch Request message, and wherein the TAI of target ENB region is identical with the TAI of the current region of UE.Message sending unit 802 is used for the Path Switch Request message after message encapsulation unit 801 encapsulation process is sent to the MME that administers this UE.
To sum up two handoff procedures are visible, adopts technical scheme of the present invention after, owing in the UE handoff procedure, having dispensed general tracing section updating process; Make UE like this in handoff procedure; If just tracking area changes, and the MME that administers this UE does not become, and then can accelerate the handoff procedure of UE; Reduce the break period of switching, therefore improved the impression of performance of handoffs and user's communications.
Obviously, those skilled in the art can carry out various changes and modification and not break away within the scope of this its equivalent technologies the present invention, then the present invention also be intended to comprise these change and modification interior.
Claims (10)
1. one kind is the method that the user distributes tracking area identification list in the handoff procedure, it is characterized in that, comprising:
RX path conversion request message comprises the sign of the current region of user in the described request message;
The sign of the current region of user that in described request message, comprises; In the time of not in the tracking area identification list of this user's current register of storing; According to mobile management contextual information, the sign of this current region of user and this user's the motion feature thereof to this user of network side record, generate the new tracking area identification list that comprises the current region of this user sign; And
The said new tracking area identification list that generates is handed down to this user.
2. the method for claim 1 is characterized in that, also comprises:
The sign of the current region of user that in described request message, comprises in the time of in the tracking area identification list of this user's current register of storing, is calculated the time span that this user moves out the zone that tracking area identification list identified of current register;
When the said time span that calculates during, generate the new tracking area identification list that comprises the current region of this user sign smaller or equal to preset time span threshold value; And
The said new tracking area identification list that generates is handed down to this user.
3. according to claim 1 or claim 2 method is characterized in that, the sign of the current region of said user is included in to be represented in the cell ID of sub-district, the current place of user.
4. according to claim 1 or claim 2 method is characterized in that, the sign of the current region of said user is based on that the sign of target BS region representes.
5. according to claim 1 or claim 2 method is characterized in that, the new tracking area identification list of said generation is encapsulated in the heavy assignment command message is handed down to this user.
6. according to claim 1 or claim 2 method is characterized in that, also comprises:
For this user distributes new global unique temporary identity; And
The new global unique temporary identity of said distribution is handed down to this user.
7. method as claimed in claim 6 is characterized in that, with the new tracking area identification list of said generation and the new global unique temporary identity of distribution, is encapsulated in the heavy assignment command message of global unique temporary identity and is handed down to this user.
8. according to claim 1 or claim 2 method is characterized in that, also comprises the sign of this nearest region of user in the new tracking area identification list of said generation.
9. one kind is the device that the user distributes tracking area identification list in the handoff procedure, it is characterized in that, comprising:
The message sink unit is used for RX path conversion request message, comprises the sign of the current region of user in the described request message;
Whether first judging unit is used for judging the sign of the current region of user that the request message that receives in said message sink unit comprises, in the tracking area identification list of this user's current register of storage;
The tabulation generation unit; Be used for when the judged result of first judging unit for not the time; According to mobile management contextual information, the sign of this current region of user and this user's the motion feature thereof to this user of network side record, generate the new tracking area identification list that comprises the current region of this user sign; And
Tabulation issues the unit, is used for the said new tracking area identification list that the tabulation generation unit generates is handed down to this user.
10. device as claimed in claim 9 is characterized in that, also comprises:
Time calculating unit, be used for when the judged result of first judging unit when being, calculate the time span that this user moves out the zone that tracking area identification list identified of current register;
Second judging unit is used to judge that whether time span that said time calculating unit calculates is smaller or equal to preset time span threshold value;
Said tabulation generation unit when the judged result of second judging unit when being, carry out the processing that generates the new tracking area identification list that comprises the current region of this user sign.
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| CN2008100567721A CN101494852B (en) | 2008-01-24 | 2008-01-24 | Method and apparatus for distributing identification list of tracking zone in switching process |
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| CN2008100567721A CN101494852B (en) | 2008-01-24 | 2008-01-24 | Method and apparatus for distributing identification list of tracking zone in switching process |
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| CN101494852B true CN101494852B (en) | 2012-03-28 |
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| CN2008100567721A Active CN101494852B (en) | 2008-01-24 | 2008-01-24 | Method and apparatus for distributing identification list of tracking zone in switching process |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104170418B (en) * | 2013-03-22 | 2018-10-30 | 华为技术有限公司 | Tracing area distribution method, equipment and system |
| KR102356205B1 (en) * | 2016-08-12 | 2022-02-08 | 후아웨이 테크놀러지 컴퍼니 리미티드 | Data processing method and relevant device |
| CN109392050B (en) * | 2017-08-10 | 2020-07-07 | 华为技术有限公司 | Method and equipment for acquiring identification information of tracking area of target serving cell |
| CN112188471B (en) * | 2019-07-02 | 2022-01-11 | 华为技术有限公司 | Communication method and device |
| US11228870B2 (en) * | 2019-12-17 | 2022-01-18 | Industrial Technology Research Institute | Method and device for dynamically adjusting broadcast area |
| CN112788639B (en) * | 2021-01-22 | 2023-08-25 | Oppo广东移动通信有限公司 | Network state synchronization method and device, storage medium and electronic equipment |
| CN113141575B (en) * | 2021-04-26 | 2022-09-02 | Tcl通讯（宁波）有限公司 | Method, device and equipment for updating tracking area list and storage medium |
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| CN101047966A (en) * | 2006-03-29 | 2007-10-03 | 中兴通讯股份有限公司 | Base station switchover method |
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| CN101047966A (en) * | 2006-03-29 | 2007-10-03 | 中兴通讯股份有限公司 | Base station switchover method |
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