CN102256237A - Tracking session synchronization method and device - Google Patents
Tracking session synchronization method and device Download PDFInfo
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- CN102256237A CN102256237A CN2011100840602A CN201110084060A CN102256237A CN 102256237 A CN102256237 A CN 102256237A CN 2011100840602 A CN2011100840602 A CN 2011100840602A CN 201110084060 A CN201110084060 A CN 201110084060A CN 102256237 A CN102256237 A CN 102256237A
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Abstract
The invention discloses a tracking session synchronization method and a tracking session synchronization device. The tracking session synchronization method comprises the following steps of: receiving path switching request signaling from a base station, and judging whether user equipment has an active tracking session or not according to the path switching request signaling; and if the user equipment is judged to have the active tracking session, transmitting a tracking activation cell to the base station, wherein a tracking reference number in the tracking activation cell corresponds to a user identifier of the user equipment. By the tracking session synchronization method provided by the embodiment of the invention, the whole-network tracking session synchronization of the user equipment can be realized in the base station.
Description
Technical field
The present invention relates to the mobile communication technology field, be specifically related to trace session method for synchronous and trace session synchronizer.
Background technology
Along with the development of mobile communications network, the scale of network increases gradually, and the fault location of network and fault are got rid of also difficulty day by day.The subscriber equipment total network signalling tracing is the user ID of following the tracks of appointment, international mobile subscriber identity (IMSI for example, International Mobile Subscriber Identity) or international mobile equipment identification number (IMEI, International Mobile Equipment Identity) pairing subscriber equipment (UE, User Equipment) in all signalings of wireless access network and core net, distribute or be present in the different network elements and this user-dependent signaling can be collected in the application program of a statistics and analyze.
In the prior art, subscriber equipment the whole network is followed the tracks of usually and is initiated from the network element of core net, for example by home subscriber server (HSS, Home Subscriber Server) or Mobility Management Entity (MME, Mobility Management Equipment) initiates, activate trace session on lower level network element or the target network element by signaling relevant between the network element, thereby the whole network trace session of realizing subscriber equipment is synchronous.For the whole network trace session of realizing subscriber equipment synchronous, when subscriber equipment switches, promptly when source base station switches to target BS, target BS also must activate the trace session to this subscriber equipment, mainly sending the handoff request message that carries tracking activation cell by source base station to target BS in the prior art realizes, this tracking activates and carries in cell and the corresponding track reference of user ID number, and track reference number is constant in a trace session process.Target BS is followed the tracks of the trace session of activation cell activation to subscriber equipment according to this after receiving handoff request message, realize that the whole network trace session of this subscriber equipment is synchronous.
The inventor finds, when subscriber equipment switches, target BS causes the conversation failure of target BS activation trace owing to the quantity of current system resource or the current trace session that has activated surpasses reasons such as specification limits, can not realize that the whole network trace session of subscriber equipment is synchronous.
Summary of the invention
The invention provides a kind of trace session method for synchronous and device, can realize that the whole network trace session of subscriber equipment is synchronous.
The trace session method for synchronous that the embodiment of the invention provides comprises: after the tracking that comprises in according to signaling activates the conversation failure of cell activation trace, will follow the tracks of the activation cell and be kept in the wait queue; Activate the session of cell activation trace according to the tracking that is kept in the wait queue.
The embodiment of the invention also provides a kind of trace session method for synchronous, comprising: receive the path handoff request signaling that the base station sends, judge according to path handoff request signaling whether subscriber equipment exists the trace session of activation; When judging that there is the trace session that activates in subscriber equipment, send to follow the tracks of to the base station and activate cell, it is number corresponding with the user ID of subscriber equipment that this follows the tracks of the track reference that activates in cell.
The trace session synchronizer that the embodiment of the invention provides comprises: memory cell, be used for after the tracking that comprises according to signaling activates the conversation failure of cell activation trace, and will follow the tracks of the activation cell and be kept in the wait queue; And the activation processing unit, be used for activating cell and activate this trace session according to the tracking that is kept at wait queue.
The embodiment of the invention also provides a kind of trace session synchronizer, comprising: receiving element is used to receive the path handoff request signaling that the base station sends; Judging unit is used for judging according to path handoff request signaling whether subscriber equipment exists the trace session of activation; And transmitting element, be used for when there is the trace session that activates in this subscriber equipment of judgment unit judges, send to follow the tracks of to the base station and activate cell, it is number corresponding with the user ID of subscriber equipment to follow the tracks of the track reference that activates in the cell.
In embodiments of the present invention, by follow the tracks of the activation cell to the target BS transmission behind handover success, target BS can be followed the tracks of according to this and activate the trace session of cell activation to this subscriber equipment, realizes that the whole network trace session of subscriber equipment is synchronous.Activate cell with the tracking that comprises in the prior art and come to stop to activate this trace session after the activation trace conversation failure and compare in according to signaling, the embodiment of the invention can activate this trace session, realizes that the whole network trace session of subscriber equipment is synchronous.
Description of drawings
Fig. 1 is the method flow diagram of trace session method for synchronous first embodiment of the present invention;
Fig. 2 is whether judging of providing of the embodiment of the invention exists in the wait queue and follow the tracks of the method flow diagram that activates cell;
Fig. 3 is the method flow diagram of trace session method for synchronous second embodiment of the present invention;
Fig. 4 is the synchronous method flow diagram of realization the whole network trace session in handoff procedure that the embodiment of the invention provides;
Fig. 5 is the method flow diagram of the mobile management entity that provides of the embodiment of the invention to target BS transmit path Handover Request Acknowledge signaling;
Fig. 6 is the schematic diagram of trace session synchronizer first embodiment that provides of the embodiment of the invention;
Fig. 7 is the schematic diagram of trace session synchronizer second embodiment that provides of the embodiment of the invention;
Fig. 8 is the schematic diagram of transmitting element among trace session synchronizer second embodiment of the present invention.
Embodiment
The invention provides the trace session synchronizer of a kind of trace session method for synchronous and this method of realization.Technical scheme for a better understanding of the present invention describes in detail embodiment provided by the invention below in conjunction with accompanying drawing.
Referring to Fig. 1, Fig. 1 is the method flow diagram of trace session method for synchronous first embodiment of the present invention.
In embodiments of the present invention, the base station is activated cell according to the tracking that comprises in the handoff request signaling and is activated this trace session after receiving the handoff request signaling, but owing to the current system resource constraints in base station or other reason cause activating this trace session failure.
After step 101, the tracking activation cell that comprises in according to signaling come the activation trace conversation failure, will follow the tracks of the activation cell and be kept in the wait queue.
In embodiments of the present invention, after the tracking activation cell that the base station comprises in according to the handoff request signaling comes the activation trace conversation failure, will follow the tracks of the activation cell and be kept in the wait queue.Wherein, the type of signaling is not limited to the handoff request signaling, can also be the signaling of other type, and for example initial context is set up demand signalling etc.
In embodiments of the present invention, the aforementioned trace session of cell is activated according to the tracking of preserving in the wait queue in the base station.
In embodiments of the present invention, the base station is kept in the wait queue by activating the required tracking activation cell of this trace session, activate cell according to the tracking of preserving in the wait queue and come the activation trace session, activating cell with the tracking that comprises in according to signaling in the prior art to stop to activate this trace session after the activation trace conversation failure and compares, the embodiment of the invention can activate this trace session, realizes that the whole network trace session of subscriber equipment is synchronous.
In embodiments of the present invention, the base station can be after activation trace session success, and deletion is followed the tracks of and activated cell from wait queue.Cell is activated by the pairing tracking of trace session that deletion has activated in the base station, can avoid this trace session is carried out reconditioning.
In embodiments of the present invention, come the activation trace session unsuccessful if activate cell according to the tracking of preserving in the wait queue in the step 102, the step of coming the activation trace session according to this tracking activation cell will be continued to carry out in the base station, and behind final this trace session of activation, this tracking of deletion activates cell from wait queue.
In embodiments of the present invention, after the tracking activation cell that the base station comprises in according to the handoff request signaling comes the activation trace conversation failure, chain line in the handoff request signaling is kept in the wait queue, chain line in the handoff request signaling is corresponding with tracking activation cell, the base station is deleted this chain line and is followed the tracks of the activation cell after activating this trace session according to tracking activation cell from wait queue.The base station is after receiving tracking deexcitation signaling, can be according to following the tracks of the chain line that comprises in the deexcitation signaling, the chain line corresponding link sign and the tracking that comprise in deletion and the deexcitation signaling from wait queue activate cell, can avoid this trace session to be repeated to activate.In addition, under the d/d situation of the pairing link of chain line that preserve in judging wait queue the base station, for example carry out user's context and discharge and to finish (UEContext Release Complete) signaling, Radio Link carrying and discharge response (E-Rab ReleaseResponse) or RRM and connect that the link between the subscriber equipment and target BS is released when discharging (RRC Connection Release) signaling, corresponding activation cell and the chain line of following the tracks of delete in the base station from wait queue.
Referring to Fig. 2, Fig. 2 is whether judging of providing of the embodiment of the invention exists in the wait queue and follow the tracks of the method flow diagram that activates cell.
In embodiments of the present invention, the base station can also may further comprise the steps before activating the step that cell comes the activation trace session carrying out according to being kept at tracking in the wait queue:
The embodiment of the invention can not be that the tracking that just begins to carry out according to being kept in the wait queue under the situation of sky activates the step that cell comes the activation trace session in wait queue by judging whether wait queue is empty.If judge current wait queue for empty, illustrate then that this waits to preserve in the formation to follow the tracks of to activate cell, just do not need to carry out trace session synchronizing process, the system resource that can save the base station yet.
In embodiments of the present invention, the base station also can only be activated a trace session simultaneously when activation trace activates cell, also can activate two or more trace sessions simultaneously, the base station quantity of activation trace session simultaneously can be determined flexibly according to base station current resource and trace session specification.
Referring to Fig. 3, Fig. 3 is the method flow diagram of trace session method for synchronous second embodiment of the present invention.
After the switching flow between source base station and the target BS finishes, target BS sends to path handoff request signaling by dedicated link higher level's mobile management entity, mobile management entity is preserved the trace session information that all insert subscriber equipment as the superior node of target BS and source base station.
The path handoff request signaling that step 301, reception base station send judges according to this path handoff request signaling whether subscriber equipment exists the trace session of activation.
Mobile management entity receives the path handoff request signaling that the base station sends, and obtains the user ID of subscriber equipment according to the chain line of carrying in the handoff request signaling of path, judges according to user ID whether subscriber equipment exists the trace session of activation then.
Mobile management entity sends with the corresponding tracking of this subscriber equipment to the base station and to activate cell after judging that there is the trace session that activates in this subscriber equipment, and wherein, it is number corresponding with the user ID of subscriber equipment to follow the tracks of the track reference that activates in the cell.
Target BS activates cell according to this tracking and activates this trace session after receiving tracking activation cell.
Trace session method for synchronous second embodiment of the present invention can solve source base station and cause the activation trace conversation failure owing to the system failure or other reason, when subscriber equipment switches to target BS, source base station can't send to target BS with activating the required tracking activation cell of this trace session, thereby causes target BS can't realize the technical problem synchronous to the whole network trace session of this subscriber equipment.The embodiment of the invention is by following the tracks of the activation cell to the target BS transmission behind handover success, target BS can be followed the tracks of according to this and activate the trace session of cell activation to this subscriber equipment, realizes that the whole network trace session of subscriber equipment is synchronous.
Wherein, mobile management entity can increase in the Handover Request Acknowledge signaling of path follows the tracks of the activation cell, sends to carry to this base station and follows the tracks of the path Handover Request Acknowledge signaling that activates cell.In embodiments of the present invention, be not limited to send tracking and activate cell, can also send to follow the tracks of to the base station by alternate manner and activate cell by path Handover Request Acknowledge signaling.Target BS is after receiving path Handover Request Acknowledge signaling, resolve this path Handover Request Acknowledge signaling, if find wherein to comprise to follow the tracks of and activate cell, then at first number judge the local trace session that whether has started this user by track reference, if started then skip this step, otherwise target BS activates cell and activates trace session to this subscriber equipment according to following the tracks of.If target BS is found not exist in the Handover Request Acknowledge signaling of path to follow the tracks of to activate cell, illustrating does not need subscriber equipment is followed the tracks of, and skips this step.
For understanding the present invention in more detail, provide concrete application scenarios of the present invention below.Referring to Fig. 4, Fig. 4 is the synchronous method flow diagram of realization the whole network trace session in handoff procedure that the embodiment of the invention provides.
Subscriber equipment is in the whole network tracking mode, and currently switches to target BS by source base station.Can communicate by X2 interface between source base station and the target BS, and can communicate by the S1 link between base station and the MME, can communicate by the S1 link between MME and the UE.Wherein the S1 link between MME and the UE is designated mobile management entity user equipment applications layer protocol chain line (MME UE S1AP ID, Mobility Management Entity User Equipment S1Application Identity).
Source base station sends the handoff request signaling to target BS by X2 interface or MME by the S1 interface, carries in this signaling to follow the tracks of and activates cell.Target BS receives the handoff request signaling, activates cell and activates trace session to this subscriber equipment according to following the tracks of.
If target BS successfully activates this trace session, realize the whole network trace session to this subscriber equipment.Process ends then, otherwise execution in step 401.Subscriber equipment will switch to this target BS, and set up the S1 link of a special use between target BS and the subscriber equipment, this link is designated evolved base station user equipment applications layer protocol chain line (eNB UE S1AP ID, Evolved NodeB User EquipmentS1 Application Identity).
In embodiments of the present invention, the parameter that target BS is kept in the wait queue comprises that tracking activates cell and chain line, and this chain line can be eNB UE S1AP ID or MME UE S1AP ID.
Target BS judges whether this waits formation is empty, is judging that this waits execution in step 403 under the situation that formation is not a sky.
If the step target BS successfully activates this trace session, then continue execution in step 404, otherwise beginning execution in step 402.
In embodiments of the present invention, if reasons such as current system resource constraints of target BS or trace session specification limits cause the activation trace conversation failure, then continue execution in step 403,, realize synchronous the whole network trace session of this subscriber equipment up to this trace session of final activation.
Target BS is after this tracking of deletion from wait queue activates cell and chain line, and whether beginning execution in step 402 is judged to exist in the wait queue to follow the tracks of and activated cell, circulates and carries out this flow process.
In addition, target BS according to following the tracks of eNB UE S1AP ID or the MME UE S1AP ID that comprises in the deexcitation signaling, can be deleted corresponding the tracking and activate cell and chain line after receiving tracking deexcitation signaling from wait queue.Target BS can also be under the eNB UE S1APID or the d/d situation of the pairing link of MME UE S1AP ID in judging wait queue, for example discharge and finish (UE Context Release Complete) signaling at the execution customer equipment context, link after Radio Link carrying release response (E-Rab Release Response) or RRM connection release (RRC ConnectionRelease) signaling between subscriber equipment and the target BS is released, target BS can be deleted to follow the tracks of from wait queue and activate cell and chain line, avoids trace session to be repeated to activate.
In embodiments of the present invention, target BS can be carried out the step that activates a plurality of trace sessions simultaneously, also can carry out the step that activates a trace session at every turn, can also select the high trace session of priority to activate in trace session, concrete activation strategy can determine flexibly according to current system.
Referring to Fig. 5, Fig. 5 is the method flow diagram of the mobile management entity that provides of the embodiment of the invention to target BS transmit path Handover Request Acknowledge signaling.In embodiments of the present invention, source base station causes the activation trace conversation failure owing to the system failure or other reason, and when subscriber equipment switched to target BS, source base station can't activate cell and send to target BS activating the required tracking of this trace session.
The path handoff request signaling that step 501, MME receiving target base station send.
After the switching flow between source base station and the target BS finished, target BS was used to notify the MME network element to upgrade the node relationships of user plane to MME transmit path handoff request signaling.
MME preserves this MME and goes up the trace session information that all insert the user as the superior node of target BS.MME is receiving the path handoff request signaling that target BS sends by the S1 link, obtain the user ID of subscriber equipment according to the MME UE S1AP ID that carries in this path handoff request signaling, MME judges according to the user ID of UE whether this UE exists the trace session of activation then.
MME increases to follow the tracks of in the Handover Request Acknowledge signaling of path and activates cell when judging that there is the trace session that activates in UE, and sends to carry to target BS then and follows the tracks of the path Handover Request Acknowledge signaling that activates cell.
Target BS resolution path Handover Request Acknowledge signaling, if not finding wherein to comprise to follow the tracks of activates cell, illustrating does not need this user is followed the tracks of, and skips this step.If find wherein to comprise to follow the tracks of and activate cell, then at first number judge the local trace session that whether has started this user by the track reference that follow the tracks of to activate in the cell, if started then skipped this step, otherwise target BS activates this trace session according to following the tracks of the activation cell, can realize that the whole network trace session of subscriber equipment is synchronous.The embodiment of the invention can solve target BS and can't obtain to activate the required tracking of this trace session and activate the technical problem that cell brought, and the embodiment of the invention is followed the tracks of the path Handover Request Acknowledge signaling that activates cell can guarantee that the whole network trace session of subscriber equipment also can realize synchronously on target BS by sending to the base station to carry.
Referring to Fig. 6, Fig. 6 is the schematic diagram of trace session synchronizer first embodiment that provides of the embodiment of the invention.
Trace session synchronizer first embodiment of the present invention mainly is made up of memory cell 61 and activation processing unit 62.
Wherein, memory cell 61 is used for should following the tracks of the activation cell and being kept in the wait queue after the tracking activation cell that comprises according to signaling comes the activation trace conversation failure;
Activate processing unit 62, be used for activating cell and come the activation trace session according to the tracking that is kept at wait queue.
Trace session synchronizer first embodiment of the present invention can also comprise: delete cells 63, be used for after activating processing unit 62 activation trace sessions success, and this tracking of deletion activates cell from wait queue.
Trace session synchronizer first embodiment of the present invention can also comprise: first trigger element 64, be used for after activating processing unit 62 and activating cell according to the tracking that is kept at wait queue and come the activation trace conversation failure, the processing unit 62 that triggers the activation is carried out according to the tracking that is kept in the wait queue and is activated the step that cell comes the activation trace session.
Trace session synchronizer first embodiment of the present invention can also comprise: formation judging unit 65 is used to judge whether wait queue is empty;
Trace session synchronizer first embodiment of the present invention can use in the base station, can use in aforementioned corresponding trace session method for synchronous first embodiment.
Referring to Fig. 7, Fig. 7 is the schematic diagram of trace session synchronizer second embodiment that provides of the embodiment of the invention.
Mainly by receiving element 71, judging unit 72 and transmitting element 73 are formed at trace session synchronizer second embodiment of the present invention, wherein:
Receiving element 71 is used to receive the path handoff request signaling of base station;
Judging unit 72 is used for judging according to path handoff request signaling whether the switching user exists the trace session of activation;
Transmitting element 73 is used for when judging unit 72 judges that there is the trace session that activates in subscriber equipmenies, and sends to follow the tracks of to the base station and activates cell, and it is number corresponding with switching user's user ID that this follows the tracks of the track reference that activates in cell.
Referring to Fig. 8, Fig. 8 is the schematic diagram of transmitting element among trace session synchronizer second embodiment of the present invention.Transmitting element 73 can comprise in embodiments of the present invention:
Trace session synchronizer second embodiment of the present invention can use in aforementioned corresponding trace session method for synchronous second embodiment.
Through the above description of the embodiments, those skilled in the art can be well understood to the present invention and can realize by hardware, also can realize by the mode of software with the general hardware platform of necessity, based on such understanding, technical scheme of the present invention can embody with the form of software product, it (can be read-only optical disc that this software product can be stored in a non-volatile memory medium, USB flash disk, portable hard drive etc.) in, comprise that some instructions are with so that a computer equipment (can be a personal computer, the receiving terminal or the network equipment etc.) the described method of execution each embodiment of the present invention.
More than to institute of the present invention trace session method for synchronous and realize that the trace session synchronizer of this method is described in detail.For one of ordinary skill in the art, according to the thought of the embodiment of the invention, the part that all can change in specific embodiments and applications, this description should not be construed as limitation of the present invention.
Claims (7)
1. a trace session method for synchronous is characterized in that, comprising:
Receive the path handoff request signaling that the base station sends, judge according to described path handoff request signaling whether subscriber equipment exists the trace session of activation;
When judging that there is the trace session that activates in described subscriber equipment, send to follow the tracks of to described base station and activate cell, the track reference that described tracking activates in the cell is number corresponding with the user ID of described subscriber equipment.
2. trace session method for synchronous according to claim 1 is characterized in that, described send to follow the tracks of to described base station activate cell and comprise:
Send the path Handover Request Acknowledge signaling that carries tracking activation cell to described base station.
3. trace session method for synchronous according to claim 1 is characterized in that, describedly judges according to described path handoff request signaling whether subscriber equipment exists the trace session of activation to comprise:
Receive the path handoff request signaling that the base station sends, and obtain the user ID of subscriber equipment, judge according to user ID whether subscriber equipment exists the trace session of activation then according to the chain line of carrying in the handoff request signaling of described path.
4. trace session method for synchronous according to claim 2 is characterized in that, and is described when judging that there is the trace session that activates in described subscriber equipment, and activates cell to the transmission tracking of described base station and comprises:
When judging that there is the trace session of activation in subscriber equipment, increase is followed the tracks of and is activated cell in the Handover Request Acknowledge signaling of path, and sends the path Handover Request Acknowledge signaling that carries tracking activation cell to target BS.
5. according to any described trace session method for synchronous of claim 1-4, it is characterized in that described method comprises:
When judging the trace session of described subscriber equipment existence activation, activate cell to the transmission tracking of described base station, so that target BS after receiving tracking activation cell, activates this tracking according to this tracking activation cell and replies.
6. a trace session synchronizer is characterized in that, comprising:
Receiving element is used to receive the path handoff request signaling that the base station sends;
Judging unit is used for judging according to described path handoff request signaling whether subscriber equipment exists the trace session of activation;
Transmitting element is used for when there is the trace session that activates in the described subscriber equipment of described judgment unit judges, and sends to follow the tracks of to described base station and activates cell, and the track reference that described tracking activates in the cell is number corresponding with the user ID of subscriber equipment.
7. trace session synchronizer according to claim 6 is characterized in that, described transmitting element comprises first trigger module and message processing module:
Described first trigger module is used for when there is the trace session that activates in described judgment unit judges subscriber equipment, and triggers message processing module to base station transmit path Handover Request Acknowledge signaling;
Described message processing module, be used for increasing tracking and activate cell in path Handover Request Acknowledge signaling, send to carry to described base station and follow the tracks of the path Handover Request Acknowledge signaling that activates cell, the track reference that described tracking activates in the cell is number corresponding with the user ID of subscriber equipment.
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| CN201110084060.2A CN102256237B (en) | 2009-06-19 | 2009-06-19 | Tracking session synchronization method and device |
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| CN201110084060.2A CN102256237B (en) | 2009-06-19 | 2009-06-19 | Tracking session synchronization method and device |
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| CNA2009100535388A Division CN101594610A (en) | 2009-06-19 | 2009-06-19 | Trace session method for synchronous and device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015021639A1 (en) * | 2013-08-15 | 2015-02-19 | 华为技术有限公司 | Access network management device, base station, user equipment tracking method and system |
| CN110301151A (en) * | 2017-02-16 | 2019-10-01 | 瑞典爱立信有限公司 | In the method and network node of reorientation or switching period management QoE measurement acquisition |
| US11445413B2 (en) | 2017-02-14 | 2022-09-13 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and network nodes to manage QoE measurement collection during relocation or handover |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101242631B (en) * | 2007-02-06 | 2012-08-29 | 华为技术有限公司 | Signaling tracking method, system and network node upon user switching |
| CN101272576B (en) * | 2007-03-19 | 2011-11-16 | 华为技术有限公司 | User signaling tracing method and communication system and user's set |
| CN101378596B (en) * | 2008-09-19 | 2011-12-21 | 华为技术有限公司 | Method, system and equipment for tracking single user |
| CN101370228B (en) * | 2008-09-26 | 2012-06-06 | 华为技术有限公司 | Method, system and apparatus for user full-network tracing in network |
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2009
- 2009-06-19 CN CN201110084060.2A patent/CN102256237B/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015021639A1 (en) * | 2013-08-15 | 2015-02-19 | 华为技术有限公司 | Access network management device, base station, user equipment tracking method and system |
| US11445413B2 (en) | 2017-02-14 | 2022-09-13 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and network nodes to manage QoE measurement collection during relocation or handover |
| CN110301151A (en) * | 2017-02-16 | 2019-10-01 | 瑞典爱立信有限公司 | In the method and network node of reorientation or switching period management QoE measurement acquisition |
| CN110301151B (en) * | 2017-02-16 | 2021-06-18 | 瑞典爱立信有限公司 | Method and network node for managing QoE measurement acquisition during relocation or handover |
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| CN102256237B (en) | 2014-01-01 |
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