CN102293026B - Method, device and system for mobility management - Google Patents
Method, device and system for mobility management Download PDFInfo
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- CN102293026B CN102293026B CN201180001409XA CN201180001409A CN102293026B CN 102293026 B CN102293026 B CN 102293026B CN 201180001409X A CN201180001409X A CN 201180001409XA CN 201180001409 A CN201180001409 A CN 201180001409A CN 102293026 B CN102293026 B CN 102293026B
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- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0055—Transmission or use of information for re-establishing the radio link
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Abstract
A method for mobility management includes: initiating a flow of accompany migration or handover to a target cell controlled by a primary Radio Network Controller (RNC) of a Drift Radio Network Controller (DRNC); if the target cell controlled by the primary RNC has switched to a spare RNC of DRNC, receiving a failure acknowledgement returned from the primary RNC, and said failure acknowledgement carrying information of the target cell controlled by the spare RNC or indication information for obtaining information of the target cell controlled by spare RNC; initiating accompany migration or handover to the target cell controlled by said spare RNC according to said target cell information or the indication information. The present invention also provides a network device, an RNC and a communication system.
Description
Technical field
The present invention relates to communication technical field, be specifically related to a kind of motion management method, device and system.
Background technology
Radio network controller (RNC, Radio Network Controller) group system comprises primary RNC and standby RNC, base station (NodeB) is connected with standby RNC with primary RNC simultaneously, interface between base station and RNC is called Iub interface, and the connecting link between base station and RNC is called the Iub transmission link.Registration request is initiated to primary RNC in the base station, and a RNC access is selected in the registration response of then returning according to primary RNC from primary RNC and standby RNC, such as, when primary RNC returned to the response message that succeeds in registration, base station selected primary RNC accessed; When primary RNC returned to the response message of registration failure, base station selected standby RNC accessed.In order to improve the reliability of RNC and Iub transmission link, when the RNC of base station access or corresponding Iub transmission link broke down, the base station can switch on another RNC.
Distinguish according to logic function, the RNC group system can be used as floating radio network controller (DRNC, Drift Radio Network Controller), also can be used as service wireless network controller (SRNC, Serving Radio Network Controller).Wherein, DRNC and SRNC are for certain concrete terminal.
In prior art, in initiating to make the user follow migration or switching to the flow process of the Target cell of DRNC under controlling, if this Target cell the primary RNC from DRNC switch under standby RNC in DRNC, can cause following migration or handoff failure.
Summary of the invention
The embodiment of the present invention provides a kind of motion management method, device and system, can improve the success rate of following migration or switching.
On the one hand, provide a kind of motion management method, having comprised:
The flow process of the Target cell under the primary RNC control of moving or switching in DRNC is followed in initiation;
If the Target cell under described primary RNC controls has switched under standby RNC in DRNC, receive the failure response that described primary RNC returns, described failure response carries the target cell information under described standby RNC control or is used for obtaining the indication information of the target cell information under standby RNC control;
Follow migration or switching according to what described target cell information or indication information were initiated to that described standby RNC controls lower Target cell.
On the other hand, provide a kind of motion management method, having comprised:
Receive the request of following the Target cell under the primary RNC control of moving or switching in DRNC that the network equipment sends;
If the Target cell under described primary RNC controls has switched under standby RNC in DRNC, return to failure response to the described network equipment, described failure response carries the target cell information under described standby RNC control or is used for obtaining the indication information of the target cell information under standby RNC control.
On the other hand, provide a kind of network equipment, having comprised:
First initiates the unit, is used for initiating to follow the flow process of the Target cell under the primary RNC control of moving or switch to DRNC;
Receiving element, if the Target cell that is used under described primary RNC control has switched under the standby RNC of DRNC, receive the failure response that described primary RNC returns, described failure response carries the target cell information under described standby RNC control or is used for obtaining the indication information of the target cell information under standby RNC control;
Second initiates the unit, is used for following migration or switching according to what described target cell information or indication information were initiated to that described standby RNC controls lower Target cell.
On the other hand, provide a kind of radio network controller (RNC), having comprised:
Receiving element is used for receiving the request of following the Target cell under the primary RNC control of moving or switch to DRNC that the network equipment sends;
Response unit, if the Target cell that is used under described primary RNC control has switched under the standby RNC of DRNC, return to failure response to the described network equipment, described failure response carries the target cell information under described standby RNC control or is used for obtaining the indication information of the target cell information under standby RNC control.
On the other hand, provide a kind of communication system, comprised RNC and the network equipment that the embodiment of the present invention provides.
The embodiment of the present invention is in following migration or switching to the flow process of the Target cell under DRNC control, by the target cell information under the standby RNC control carry DRNC in the failure response that returns in or for the indication information that obtains the target cell information under standby RNC control, make and switch to lower time of standby RNC when the described Target cell primary RNC from DRNC, the equipment of initiating migration or switching can get the target cell information under standby RNC control, thereby improves the success rate of following migration or switching.
Description of drawings
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or description of the Prior Art, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those skilled in the art, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the flow chart of the motion management method that provides of the embodiment of the present invention one;
Fig. 2 is the flow chart of the motion management method that provides of the embodiment of the present invention two;
Fig. 3 is the method flow diagram under the handoff scenario that provides of the embodiment of the present invention three;
Fig. 4 be the embodiment of the present invention four provide follow the method flow diagram of migration under scene;
Fig. 5 is the method flow diagram under the different system handoff scenario that provides of the embodiment of the present invention five;
Fig. 6 is the method flow diagram under the different system handoff scenario that provides of the embodiment of the present invention six;
Fig. 7 is the structural representation of the network equipment that provides of the embodiment of the present invention;
Fig. 8 is the structural representation of the RNC that provides of the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Based on the embodiment in the present invention, those skilled in the art belong to the scope of protection of the invention not making the every other embodiment that obtains under the creative work prerequisite.
The embodiment of the present invention provides a kind of motion management method, device and system.Below be elaborated respectively.
Embodiment one,
The present embodiment will be described from the angle of the network equipment, and this network equipment is specifically as follows Serving RNC (the following SRNC that all is called) or base station controller (BSC, Base Station Controller).
A kind of motion management method comprises:
The flow process of the Target cell under the primary RNC control of moving or switching in DRNC is followed in initiation;
If the Target cell under this primary RNC controls has switched under standby RNC in DRNC, receive the failure response that this primary RNC returns, wherein, described failure response carries the indication information that described standby RNC controls lower target cell information or is used for obtaining the target cell information under standby RNC control;
Follow migration or switching according to what target cell information or indication information were initiated to that standby RNC controls lower Target cell.
Be understandable that, described DRNC is the RNC group system, includes primary RNC and standby RNC.
Referring to Fig. 1, idiographic flow can be as follows:
101, initiate to make the user follow migration or switch to the flow process of primary RNC in the DRNC Target cell under controlling;
For example, specifically can be as follows:
SRNC sends wireless link request message (Radio Link Setup Request) to the primary RNC in DRNC; Perhaps,
SRNC by core net (CN, Core Network) equipment send follow move to the Target cell of primary RNC under controlling follow migration request to the primary RNC in DRNC; For example, SRNC can send migration and require message (RELOCATION REQUIRED) to equipment of the core network, and then equipment of the core network sends migration request message (RELOCATION REQUEST) accordingly to the primary RNC in DRNC; Perhaps,
BSC by equipment of the core network send switch to the primary RNC Target cell under controlling different system handover request to the primary RNC in DRNC; For example, BSC can send to switch and require message (HANDOVER REQUIRED) to equipment of the core network, sends migration request message (RELOCATION REQUEST) to the primary RNC in DRNC by equipment of the core network.
If the Target cell under 102 primary RNC control has switched under standby RNC in DRNC, receive the failure response that primary RNC returns, wherein, target cell information under this failure response carrying about standby RNC controls perhaps carries be used to the indication information that obtains the target cell information under standby RNC control.
wherein, described indication information, for example, it can be cause value, when SRNC or BSC side configuration DRNC adjacent area, the primary RNC that need to configure simultaneously DRNC controls the cell information under lower cell information and standby RNC control, and, need to preset in SRNC or BSC side the corresponding relation of this cause value and the standby RNC cell information under controlling, mapping table such as the cell information under SRNC or a BSC side cause value of preservation and standby RNC control, etc., like this, when switching by the Iur interface or follow migration, if DRNC returns to this cause value, cell information under standby RNC during SRNC or BSC just can configure according to self (being SRNC) controls is initiated to the switching of the Target cell under standby RNC control and follows migration.
Wherein, the described failure response that returns is corresponding with the flow process of following the Target cell under the primary RNC control of moving or switching in DRNC that SRNC or BSC initiate, for example, and specifically can be as follows:
(1) if step 101 is specially: SRNC sends the wireless link request message to the primary RNC in DRNC; Step 102 namely receives the failure response that primary RNC returns and is specifically as follows:
SRNC receives the wireless link failed message (Radio Link Setup Fail) that main RNC returns, wherein, target cell information under this wireless link failed message carrying about standby RNC controls, perhaps, this wireless link failed message carries be used to the indication information that obtains the target cell information under standby RNC control, for example, be used for obtaining the cause value of the target cell information under standby RNC control.
(2) if step 101 is specially: SRNC by equipment of the core network send follow move to the primary RNC Target cell under controlling follow migration request to the primary RNC in DRNC, step 102 namely receives the failure response that primary RNC returns and is specially:
SRNC receives primary RNC and prepares failure response by the migration that equipment of the core network returns, wherein, the target cell information under failure response carrying about standby RNC control is prepared in this migration, perhaps carry be used to the indication information that obtains the target cell information under standby RNC control, for example, be used for obtaining the cause value of the target cell information under standby RNC control.
For example, primary RNC can send migration failed message (RELOCATIO FAILURE) to equipment of the core network, and then send migration preparation failed message (RELOCATION PREPARATION FAILURE) to SRNC by equipment of the core network, wherein, the indication information that equal carrying about standby RNC controls lower target cell information or is used for obtaining the target cell information under standby RNC control is prepared in failed message in this migration failed message and migration.
(3) if step 101 is specially: BSC by equipment of the core network send switch to the primary RNC Target cell under controlling different system handover request to the primary RNC in DRNC, step 102 namely receives the failure response that primary RNC returns and is specially:
BSC receives the different system handoff failure response that primary RNC returns by equipment of the core network, wherein, target cell information under the handoff failure response carrying about standby RNC of this different system controls, perhaps, carry be used to the indication information that obtains the target cell information under standby RNC control, for example be used for obtaining the cause value of the target cell information under standby RNC control.
For example, primary RNC can send migration failed message (RELOCATIO FAILURE) to equipment of the core network, and then requires failed message (HANDOVER REQUIRED REJECT) to BSC by equipment of the core network transmission switching; Wherein, this migration failed message and switch requires in failed message equal carrying about standby RNC to control lower target cell information or to be used for obtaining the indication information of the target cell information under standby RNC control.
103, be initiated to following migration or switching of standby RNC residential quarter according to the target cell information that receives or indication information.
For example, carry if primary RNC returns the failure response that standby RNC controls lower target cell information, SRNC or BSC can be initiated to following migration or switching of standby RNC residential quarter by RNC cell information standby according to this; Again for example, if primary RNC returns to the failure response that carries be used to the indication information that obtains standby RNC cell information, after SRNC receives this indication information, obtain standby RNC and control lower target cell information from self configuration information of (being SRNC or BSC), be initiated to standby RNC according to this target cell information and control following of lower Target cell and move or switching.
As from the foregoing, the present embodiment is in following migration or switching to the flow process of the Target cell under DRNC control, by the target cell information under the standby RNC control carry DRNC in the failure response that returns in or for the indication information that obtains the target cell information under standby RNC control, make and switch to lower time of standby RNC when the described Target cell primary RNC from DRNC, the equipment of initiating migration or switching can get the target cell information under standby RNC control, thereby improves the success rate of following migration or switching.
Embodiment two,
The present embodiment is described the angle of the primary RNC from DRNC.
A kind of motion management method comprises:
Receive the request of following the Target cell under the primary RNC control of moving or switching in DRNC that the network equipment sends;
If the Target cell under primary RNC controls has switched under standby RNC in DRNC, return to failure response to this network equipment, wherein, this failure response carrying about standby RNC controls lower target cell information or is used for obtaining the indication information of the target cell information under standby RNC control.
Be understandable that, described DRNC is the RNC group system, includes primary RNC and standby RNC.
As shown in Figure 2, idiographic flow can be as follows:
What 201, receive that the network equipment sends makes the user follow migration or switches to the request of primary RNC in the DRNC Target cell under controlling.For example, specifically can be as follows:
Receive the wireless link request message (Radio Link Setup Request) that SRNC sends; Perhaps,
Receive the migration request of following of following Target cell under the primary RNC control that moves in DRNC that SRNC sends by equipment of the core network; For example, SRNC can send migration and require message (RELOCATION REQUIRED) to equipment of the core network, and then equipment of the core network requires message to send migration request message (RELOCATION REQUEST) to the primary RNC in DRNC according to this migration again; Perhaps,
The different system handover request that switches to primary RNC in the DRNC Target cell under controlling that receives that BSC sends; For example, BSC can send to switch and require message (HANDOVER REQUIRED) to equipment of the core network, sends migration request message (RELOCATION REQUEST) to the primary RNC in DRNC by equipment of the core network.
If the Target cell under 202 these primary RNC control has switched under standby RNC in DRNC, return to failure response and follow the network equipment of migration or switching flow to this initiation, for example SRNC or BSC, wherein, target cell information under failure response carrying about standby RNC controls, perhaps, carry be used to the indication information that obtains the target cell information under standby RNC control.
wherein, described indication information, for example, it can be cause value, when SRNC or BSC side configuration DRNC adjacent area, the primary RNC that need to configure simultaneously DRNC controls the cell information under lower cell information and standby RNC control, and, need to preset in SRNC or BSC side the corresponding relation of this cause value and the standby RNC cell information under controlling, mapping table such as the cell information under SRNC or a BSC side cause value of preservation and standby RNC control, etc., like this, when switching by the Iur interface or follow migration, if DRNC returns to this cause value, cell information under standby RNC during SRNC or BSC just can configure according to self (being SRNC or BSC) controls is initiated to the switching of the Target cell under standby RNC control and follows migration.
Wherein, the described failure response that returns is corresponding with the flow process of following the Target cell under the primary RNC control of moving or switching in DRNC that SRNC or BSC initiate, for example, and specifically can be as follows:
(1) if step 201 is specially: receive the wireless link request message that SRNC sends, step 202, namely return to failure response and be specifically as follows to the network equipment:
Return to the wireless link failed message to SRNC, wherein, the target cell information under this wireless link failed message carrying about standby RNC controls perhaps carries be used to the indication information that obtains the target cell information under standby RNC control.
(2) if step 201 is specially: receive the migration request of following of following Target cell under the primary RNC control that moves in DRNC that SRNC sends by equipment of the core network, step 202, namely return to failure response message and be specifically as follows to the network equipment:
Return to the wireless link failed message to SRNC, wherein, the target cell information under this wireless link failed message carrying about standby RNC controls perhaps carries be used to the indication information that obtains the target cell information under standby RNC control.
For example, primary RNC can send migration failed message (RELOCATIO FAILURE) to equipment of the core network, and then send migration preparation failed message (RELOCATION PREPARATION FAILURE) to SRNC by equipment of the core network, wherein, the indication information that equal carrying about standby RNC controls lower target cell information or is used for obtaining the target cell information under standby RNC control is prepared in failed message in this migration failed message and migration.
(3) if step 201 is specially: receive the migration request of following of following Target cell under the primary RNC control that moves in DRNC that Serving RNC sends by equipment of the core network, step 202, namely return to the failure response message that carries indication information and be specifically as follows to SRNC:
Prepare failure response to Serving RNC by the equipment of the core network remigration, wherein, migration preparation failure response carries the target cell information under described standby RNC control, perhaps carries be used to the indication information that obtains the target cell information under standby RNC control.
For example, primary RNC can send migration failed message (RELOCATIO FAILURE) to equipment of the core network, and then requires failed message (HANDOVER REQU IRED REJECT) to BSC by equipment of the core network transmission switching; Wherein, this migration failed message and switch requires in failed message equal carrying about standby RNC to control lower target cell information or to be used for obtaining the indication information of the target cell information under standby RNC control.
As from the foregoing, the present embodiment is in following migration or switching to the flow process of the Target cell under DRNC control, by the target cell information under the standby RNC control carry DRNC in the failure response that returns in or for the indication information that obtains the target cell information under standby RNC control, make and switch to lower time of standby RNC when the described Target cell primary RNC from DRNC, the equipment of initiating migration or switching can get the target cell information under standby RNC control, thereby improves the success rate of following migration or switching.
Embodiment three,
According to embodiment one and two described methods, below will elaborate for example to six at embodiment three.
In the present embodiment, will describe as an example of SRNC Iur mouth handoff scenario example.Referring to Fig. 3, idiographic flow can be as follows:
301, SRNC sends wireless link request message (Radio Link Setup Request) to the primary RNC in DRNC by the Iur mouth, and expression need to make the user switch to primary RNC in the DRNC Target cell under controlling.
302, after the primary RNC in DRNC receives this wireless link request message, if the Target cell under the primary RNC in DRNC controls has at this moment switched under standby RNC, this primary RNC returns to wireless link failed message (Radio Link Setup Fail) to SRNC, wherein, in this wireless link failed message, carrying about standby RNC controls lower target cell information.
303, after SRNC receives this wireless link failed message, target cell information under controlling according to the standby RNC that wherein carries, again send the wireless link request message to the standby RNC in DRNC by the Iur mouth, switch thereby again initiate the Iur mouth.
As from the foregoing, the present embodiment switches in the flow process of the Target cell under DRNC control at the IUR mouth, target cell information under controlling by the standby RNC carry DRNC in the wireless link failed message that returns in, make and switch to lower time of standby RNC when the described Target cell primary RNC from DRNC, the equipment of initiating to switch can get the target cell information under standby RNC control, thereby can improve the success rate of switching.
Embodiment four,
In the present embodiment, will describe as example to follow the migration scene.Referring to Fig. 4, idiographic flow can be as follows:
401, SRNC sends migration by the Iu mouth and requires message (RELOCATION REQUIRED) to equipment of the core network, and expression need to make the user move to primary RNC in the DRNC Target cell under controlling.
402, after equipment of the core network receives this migration and requires message, send migration request message (RELOCATION REQUEST) to the primary RNC in DRNC.
403, after the primary RNC in DRNC receives the migration request message of equipment of the core network transmission, if this moment, the primary RNC residential quarter in DRNC switched under standby RNC residential quarter, this primary RNC gives equipment of the core network by Iu mouth remigration failed message (RELOCATIO FAILURE), wherein, the target cell information under in this migration failed message, carrying about standby RNC controls.
404, after equipment of the core network receives the migration failed message that primary RNC returns, send migration by the Iu mouth and prepare failed message (RELOCATION PREPARATION FAILURE) to SRNC, wherein, the target cell information under carrying about standby RNC control in failed message is prepared in this migration.
405, after SRNC receives this migration preparation failed message, target cell information under controlling according to the standby RNC that wherein carries, send migration by the Iu mouth and require message (RELOCATION REQUIR ED) to standby RNC, initiate that again the user is followed and move to the flow process of the residential quarter of standby RNC under controlling.
As from the foregoing, the present embodiment is in the flow process that the user is followed move to the Target cell of DRNC under controlling, target cell information under controlling by the standby RNC carry DRNC in the message of the Iu mouth that returns in, make and switch to lower time of standby RNC when the described Target cell primary RNC from DRNC, the SRNC that makes initiation move can get the target cell information under standby RNC control, thereby improves the success rate of following migration.
Embodiment five,
In the present embodiment, will describe as an example of different system handoff scenario example.Referring to Fig. 3, idiographic flow can be as follows:
501, BSC send to switch and to require message (HANDOVER REQUIRED) to equipment of the core network, and expression need to make the user switch in primary RNC in the DRNC Target cell under controlling.
502, after equipment of the core network receives this switching and requires message, send migration request message (RELOCATION REQUEST) to the primary RNC in DRNC by the Iu mouth.
503, after the primary RNC in DRNC receives the migration request message of equipment of the core network transmission, if the Target cell under the primary RNC in DRNC controls has at this moment switched under standby RNC, this primary RNC is standby gives equipment of the core network by Iu mouth remigration failed message (RELOCATIO FAILURE), wherein, the target cell information under in this migration failed message, carrying about standby RNC controls.
504, after equipment of the core network receives the migration failed message that primary RNC returns, sending to switch requires refuse information (HANDOVER REQUIRED REJECT) to BSC, wherein, this switching requires the target cell information under carrying about standby RNC control in refuse information.
505, after BSC receives this switching and requires refuse information, target cell information under controlling according to the standby RNC that wherein carries, send to switch and to require message (HANDOVER REQUIRED) to standby R NC, again initiate to make user different system to switch to the flow process of the Target cell of standby RNC under controlling.
As from the foregoing, the present embodiment makes during user different system switches to the flow process of the Target cell of DRNC under controlling, target cell information under controlling by the standby RNC prepare to carry DRNC in refuse information in the switching that returns to BSC in, make and switch to lower time of standby RNC when the described Target cell primary RNC from DRNC, make and initiate BSC that different system switches and can get standby RNC and control lower target cell information, thereby improve the success rate of companion different system switching.
Embodiment six,
Target cell information under carrying about standby RNC controls in the failure response that the main RNC in DRNC returns, in order to save the shared bandwidth of this failure response, target cell information under carrying about standby RNC does not control yet, but carry an indication information that is used for obtaining the target cell information under standby RNC control, special cause value for example, SRNC or BSC can get the target cell information of corresponding standby RNC under controlling according to this cause value after obtaining this cause value.
At first, when SRNC or BSC side configuration DRNC adjacent area, the primary RNC that can configure simultaneously DRNC controls the cell information under lower cell information and standby RNC control, and, can preset in SRNC or BSC side the corresponding relation of this cause value and the standby RNC cell information under controlling, such as the mapping table of the cell information under SRNC or a BSC side cause value of preservation and standby RNC control, referring to table one.
Table one:
| Cell information under primary RNC controls | Cell information under standby RNC controls | Cause value |
| A | A1 | X |
| ...... | ...... | ...... |
According to table one as can be known, when switching or following when moving unsuccessfully, DRNC can return to failure reason value X, represent that failed reason is the switching of base station between primary RNC and standby RNC, after SRNC receives this cause value, according to cause value, for example, can get standby RNC by the query mappings table and control lower cell information A1, the cell information A1 under controlling according to standby RNC initiates to make the user to follow the flow process of moving or switching to standby RNC residential quarter again.
Take Iur mouth handoff scenario as example, referring to Fig. 6, idiographic flow can be as follows:
601, SRNC sends the wireless link request message to the primary RNC in DRNC by the Iur mouth.
602, after the primary RNC in DRNC receives this wireless link request message, if the Target cell under the primary RNC in DRNC controls has at this moment switched under standby RNC, this primary RNC returns to the wireless link failed message to SRNC, wherein, carry cause value X in this wireless link failed message.
603, after SRNC receives this wireless link failed message, obtain the standby RNC target cell information under controlling according to the cause value X that wherein carries.
604, the target cell information under SRNC controls according to the standby RNC that gets sends the wireless link request message to the standby RNC in DRNC by the Iur mouth, again initiates the Iur mouth and switches.
It should be noted that, abovely only describe as an example of handoff scenario example, should be understood that, for following migration scene and different system handoff scenario, its implementation procedure similarly, concrete type of message can referring to embodiment four and five, not repeat them here.
As from the foregoing, the present embodiment is in making the user follow migration or switching to the flow process of the Target cell under DRNC control, by carry failure reason value in the failure response that returns, make and switch to lower time of standby RNC when the described Target cell primary RNC from DRNC, SRNC or BSC can get standby RNC according to this cause value and control lower target cell information, thereby improve the success rate of following migration or switching.In addition, by carry failure reason value in failure response but not the target cell information of concrete standby RNC under controlling can be saved bandwidth resources effectively.
Embodiment seven,
In order to implement better above method, the embodiment of the present invention also correspondingly provides a kind of network equipment, and for example, this network equipment can be SRNC or BSC, as shown in Figure 7, this network equipment comprise first initiate unit 701, receiving element 702 and second is initiated unit 703;
Receiving element 702, if the Target cell that is used under this primary RNC control has switched under the standby RNC of DRNC, receive the failure response that primary RNC returns, wherein, target cell information under this failure response carrying about standby RNC controls perhaps carries be used to the indication information that obtains the target cell information under standby RNC control;
wherein, described indication information, for example, it can be cause value, when SRNC or BSC side configuration DRNC adjacent area, the primary RNC that need to configure simultaneously DRNC controls the cell information under lower cell information and standby RNC control, and, need to preset in SRNC or BSC side the corresponding relation of this indication information (such as cause value) and the standby RNC cell information under controlling, like this, when switching by the Iur interface or follow migration, if DRNC returns to this cause value, SRNC or BSC just can control according to the standby RNC in self configuration lower target cell information and initiate to make the user to switch or follow the flow process that moves to the Target cell under standby RNC control.
For example, carry if primary RNC returns the failure response that standby RNC controls lower target cell information, SRNC or BSC can RNC standby according to this control lower target cell information and are initiated to following of standby RNC residential quarter and move or switching; Again for example, if primary RNC returns to the failure response that carries be used to the indication information that obtains the target cell information under standby RNC control, after SRNC or BSC receive this indication information, obtain standby RNC and control lower target cell information from self configuration information of (being SRNC or BSC), RNC standby according to this controls lower target cell information and is initiated to the following of Target cell of standby RNC under controlling and moves or switching.
Wherein, failure response is corresponding with the flow process of following the Target cell under the primary RNC control of moving or switching in DRNC that SRNC or BSC initiate, for example, and specifically can be as follows:
(1) Iur mouth handoff scenario
At this moment, receiving element 702, can be used for receiving the wireless link failed message (Radio Link Setup Fail) that main RNC returns, wherein, this wireless link failed message carrying about standby RNC controls lower target cell information or is used for obtaining the indication information of the target cell information under standby RNC control.
Particular content can referring to the embodiment of the method for front, not repeat them here.
(2) follow the migration scene
For example, first initiates unit 701 can send migration and require message (RELOCATION REQUIRED) to equipment of the core network, and then equipment of the core network sends migration request message (RELOCATION REQUEST) to the primary RNC in DRNC.
At this moment, receiving element 702, can be used for receiving primary RNC and prepare failure response by the migration that equipment of the core network returns, wherein, the indication information that failure response carries the target cell information under described standby RNC control or is used for obtaining the target cell information under standby RNC control is prepared in this migration.
For example, primary RNC can send migration failed message (RELOCATIO FAILURE) to equipment of the core network, and then send migration preparation failed message (RELOCATION PREPARATION FAILURE) to receiving element 702 by equipment of the core network, wherein, the indication information that equal carrying about standby RNC controls lower target cell information or is used for obtaining the target cell information under standby RNC control is prepared in failed message in this migration failed message and migration.
Particular content can referring to the embodiment of the method for front, not repeat them here.
(3) different system handoff scenario
Such as, first initiates unit 701 can send to switch and require message (HANDOVER REQUIRED) to equipment of the core network, send migration request message (RELOCATION REQUEST) to the primary RNC in DRNC by equipment of the core network, embodiment of the method referring to the front does not repeat them here;
At this moment, receiving element 702, can be used for receiving the different system handoff failure response that primary RNC returns by equipment of the core network, wherein, this different system handoff failure response carrying about standby RNC controls lower target cell information or is used for obtaining the indication information of the target cell information under standby RNC control.
For example, primary RNC can send migration failed message (RELOCATIO FAILURE) to equipment of the core network, and then requires refuse information (HANDOVER REQU IRED REJECT) to receiving element 702 by equipment of the core network transmission switching; Wherein, this migration failed message and switch requires in failed message equal carrying about standby RNC to control lower target cell information or to be used for obtaining the indication information of the target cell information under standby RNC control.
Particular content can referring to the embodiment of the method for front, not repeat them here.
In the specific implementation, above unit can be used as independently entity, also can carry out combination in any, realize as one or several entities, such as, the first initiation unit 701 and second is initiated unit 703 and be can be used as a unified initiation unit, etc.The concrete enforcement of above unit can referring to front embodiment, not repeat them here.
As from the foregoing, due to the present embodiment in making the user follow migration or switching to the flow process of the Target cell of DRNC under controlling, this network equipment responds the target cell information under the standby RNC control of obtaining in the DRNC that wherein carries or is used for obtaining the indication information of the target cell information under standby RNC control by taking defeat, make to switch to lower time of standby RNC when the described Target cell primary RNC from DRNC, improve the success rate of following migration or switching.
Embodiment eight,
Accordingly, the embodiment of the present invention also provides a kind of RNC, for example, can be used as the primary RNC in the DRNC in the embodiment of the present invention, referring to as 8, this RNC comprises receiving element 801 and response unit 802;
Receiving element 801 is used for receiving the request of following the Target cell under the primary radio network controller (RNC) control of moving or switch to floating radio network controller DRNC that the network equipment sends;
Wherein, failure response is corresponding with the flow process of following the Target cell under the primary RNC control of moving or switching in DRNC that SRNC or BSC initiate, for example, and specifically can be as follows:
(1) Iur mouth handoff scenario
Receiving element 801 can be used for receiving the wireless link request message (Radio Link Setup Request) that SRNC sends;
Particular content can referring to the embodiment of the method for front, not repeat them here.
(2) follow the migration scene
Receiving element 801 can be used for receive the migration request of following of following Target cell under the primary RNC control that moves to DRNC that SRNC sends by equipment of the core network;
For example, SRNC can send migration and require message (RELOCATION REQUIRED) to equipment of the core network, and then equipment of the core network sends migration request message (RELOCATION REQUEST) to the receiving element 801 of the primary RNC in DRNC.
For example, response unit 802 can send migration failed message (RELOCATIO FAILURE) to equipment of the core network, and then send migration preparation failed message (RELOCATION PREPARATION FAILURE) to SRNC by equipment of the core network, wherein, the indication information that equal carrying about standby RNC controls lower target cell information or is used for obtaining the target cell information under standby RNC control is prepared in failed message in this migration failed message and migration.
Particular content can referring to the embodiment of the method for front, not repeat them here.
(3) different system handoff scenario
Receiving element 801, the different system handover request of the Target cell under can controlling for the primary RNC that switches to DRNC that receives the base station controller BSC transmission;
For example, BSC can send to switch and require message (HANDOVER REQUIRED) to equipment of the core network, sends migration request message (RELOCATION REQUEST) to the receiving element 801 of the primary RNC in DRNC by equipment of the core network.
For example, response unit 802 can send migration failed message (RELOCATIO FAILURE) to equipment of the core network, and then requires refuse information (HANDOVER REQUIRED REJECT) to BSC by equipment of the core network transmission switching; Wherein, this migration failed message and switch requires in failed message equal carrying about standby RNC to control lower target cell information or to be used for obtaining the indication information of the target cell information under standby RNC control.
Particular content can referring to the embodiment of the method for front, not repeat them here.
In the specific implementation, above unit can be used as independently entity, also can carry out combination in any, realizes as one or several entities, and its concrete enforcement can referring to front embodiment, not repeat them here.
As from the foregoing, due to the present embodiment in making the user follow migration or switching to the flow process of the Target cell of DRNC under controlling, this RNC is by sending failure response, carry the indication information that standby RNC in DRNC controls lower target cell information or is used for obtaining the target cell information under standby RNC control in this failure response, make and switch to lower time of standby RNC when the described Target cell primary RNC from DRNC, the equipment of initiating migration or switching can get the target cell information under standby RNC control, thereby improves the success rate of following migration or switching.
Embodiment nine,
Accordingly, the embodiment of the present invention also provides a kind of communication system, and this communication system comprises any network equipment and the RNC that the embodiment of the present invention provides, for example, and can be as follows:
The network equipment, be used for initiating to follow the flow process of the Target cell under the primary RNC control of moving or switch to DRNC, if the Target cell under described primary RNC controls has switched under standby RNC in DRNC, receive the failure response that primary RNC returns, wherein, this failure response carrying about standby RNC controls lower target cell information or is used for obtaining the indication information of the target cell information under standby RNC control; Be initiated to migration or the switching of the Target cell of described standby RNC under controlling according to the target cell information that receives or indication information.
RNC can be used as the primary RNC in described DRNC, is used for receiving the request of following the Target cell under the primary RNC control of moving or switch to DRNC that the described network equipment sends; If the Target cell under primary RNC controls has switched under standby RNC in DRNC, return to failure response to the described network equipment, wherein, failure response carries the indication information that described standby RNC controls lower target cell information or is used for obtaining the target cell information under standby RNC control.
The concrete enforcement of above each equipment can referring to front embodiment, not repeat them here.
As from the foregoing, the communication system of the present embodiment can be in making the user follow migration or switching to the flow process of the Target cell under DRNC control, by the target cell information under the standby RNC control carry DRNC in the failure response that returns in or for the indication information that obtains the target cell information under standby RNC control, make and switch to lower time of standby RNC when the described Target cell primary RNC from DRNC, the equipment of initiating migration or switching can get the target cell information under standby RNC control, thereby improves the success rate of following migration or switching.
One of ordinary skill in the art will appreciate that all or part of step in the whole bag of tricks of above-described embodiment is to come the relevant hardware of instruction complete by program, this program can be stored in a computer-readable recording medium, storage medium can comprise: read-only memory (ROM, Read Only Memory), random access memory (RAM, Random Access Memory), disk or CD etc.
Above a kind of motion management method, device and the system that the embodiment of the present invention is provided is described in detail, used specific case herein principle of the present invention and execution mode are set forth, the explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof; Simultaneously, for those skilled in the art, according to thought of the present invention, all will change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.
Claims (17)
1. a motion management method, is characterized in that, comprising:
The flow process of the Target cell under the primary radio network controller (RNC) control of moving or switching in floating radio network controller DRNC is followed in initiation; Wherein, described DRNC comprises described primary RNC and standby RNC;
If the Target cell under described primary RNC controls has switched under standby RNC in DRNC, receive the failure response that described primary RNC returns, described failure response carries the target cell information under described standby RNC control or is used for obtaining the indication information of the target cell information under standby RNC control;
Follow migration or switching according to what described target cell information or indication information were initiated to that described standby RNC controls lower Target cell.
2. method according to claim 1, is characterized in that, described initiation follows the flow process of the Target cell under the primary RNC control of moving or switching in DRNC to comprise:
Serving RNC sends the wireless link request message to the primary RNC in DRNC;
The failure response that returns of the described primary RNC of described reception comprises: Serving RNC receives the wireless link failed message that main RNC returns, and described wireless link failed message carries the indication information that described standby RNC controls lower target cell information or is used for obtaining the target cell information under standby RNC control.
3. method according to claim 1, is characterized in that, described initiation follows the flow process of the Target cell under the primary RNC control of moving or switching in DRNC to comprise:
Serving RNC by equipment of the core network send follow move to the primary RNC Target cell under controlling follow migration request to the primary RNC in DRNC;
The failure response that returns of the described primary RNC of described reception comprises: Serving RNC receives described primary RNC and prepares failure response by the migration that equipment of the core network returns, and described migration is prepared failure response and carried the indication information that described standby RNC controls lower target cell information or is used for obtaining the target cell information under standby RNC control.
4. method according to claim 1, is characterized in that, described initiation follows the flow process of the Target cell under the primary RNC control of moving or switching in DRNC to comprise:
Base station controller by equipment of the core network send switch to the primary RNC Target cell under controlling different system handover request to the primary RNC in DRNC;
The failure response that returns of the described primary RNC of described reception comprises: base station controller receives the different system handoff failure response that primary RNC returns by equipment of the core network, and the indication information that described standby RNC controls lower target cell information or is used for obtaining the target cell information under standby RNC control is carried in the handoff failure response of described different system.
5. a motion management method, is characterized in that, comprising:
Receive the request of following the Target cell under the primary radio network controller (RNC) control of moving or switching in floating radio network controller DRNC that the network equipment sends; Wherein, described DRNC comprises described primary RNC and standby RNC;
If the Target cell under described primary RNC controls has switched under standby RNC in DRNC, return to failure response to the described network equipment, described failure response carries the target cell information under described standby RNC control or is used for obtaining the indication information of the target cell information under standby RNC control.
6. method according to claim 5, is characterized in that, the request of following the Target cell under the primary RNC control of moving or switching in DRNC that the described reception network equipment sends comprises:
Receive the wireless link request message that Serving RNC sends;
The described failure response that returns comprises to the described network equipment: return to the wireless link failed message to Serving RNC, described wireless link failed message carries the target cell information under described standby RNC control or is used for obtaining the indication information of the target cell information under standby RNC control.
7. method according to claim 5, is characterized in that, the request of following the Target cell under the primary RNC control of moving or switching in DRNC that the described reception network equipment sends comprises:
Receive the migration request of following of following Target cell under the primary RNC control that moves in DRNC that Serving RNC sends by equipment of the core network;
The described failure response that returns comprises to the described network equipment: prepare failure response to Serving RNC by the equipment of the core network remigration, the indication information that failure response carries the target cell information under described standby RNC control or is used for obtaining the target cell information under standby RNC control is prepared in described migration.
8. method according to claim 5, is characterized in that, the request of following the Target cell under the primary RNC control of moving or switching in DRNC that the described reception network equipment sends comprises:
The different system handover request that switches to primary RNC in the DRNC Target cell under controlling that receives that base station controller BSC sends;
The described failure response that returns comprises to the described network equipment: return to different system handoff failure by equipment of the core network and respond to BSC, the handoff failure response of described different system is carried the target cell information under described standby RNC control or is used for obtaining the indication information of the target cell information under standby RNC control.
9. a network equipment, is characterized in that, comprising:
First initiates the unit, is used for initiating to follow the flow process of the Target cell under the primary radio network controller (RNC) control of moving or switch to floating radio network controller DRNC; Wherein, described DRNC comprises described primary RNC and standby RNC;
Receiving element, if the Target cell that is used under described primary RNC control has switched under the standby RNC of DRNC, receive the failure response that described primary RNC returns, described failure response carries the target cell information under described standby RNC control or is used for obtaining the indication information of the target cell information under standby RNC control;
Second initiates the unit, is used for following migration or switching according to what described target cell information or indication information were initiated to that described standby RNC controls lower Target cell.
10. the network equipment according to claim 9, is characterized in that,
Described first initiates the unit, is further used for sending the wireless link request message to the primary RNC in DRNC;
Described receiving element, be further used for receiving the wireless link failed message that main RNC returns, described wireless link failed message carries the target cell information under described standby RNC control or is used for obtaining the indication information of the target cell information under standby RNC control.
11. the network equipment according to claim 9 is characterized in that,
Described first initiates the unit, be further used for by equipment of the core network sends follow the Target cell that moves under primary RNC control follow migration request to the primary RNC in DRNC;
Described receiving element, be further used for receiving described primary RNC and prepare failure response by the migration that equipment of the core network returns, the indication information that failure response carries the target cell information under described standby RNC control or is used for obtaining the target cell information under standby RNC control is prepared in described migration.
12. the network equipment according to claim 9 is characterized in that,
Described first initiates the unit, be further used for by equipment of the core network sends switch to the Target cell under primary RNC control different system handover request to the primary RNC in DRNC;
Described receiving element, be further used for receiving the different system handoff failure response that primary RNC returns by equipment of the core network, the handoff failure response of described different system is carried the target cell information under described standby RNC control or is used for obtaining the indication information of the target cell information under standby RNC control.
13. a radio network controller (RNC) is characterized in that, comprising:
Receiving element is used for receiving the request of following the Target cell under the primary radio network controller (RNC) control of moving or switch to floating radio network controller DRNC that the network equipment sends; Wherein, described DRNC comprises described primary RNC and standby RNC;
Response unit, if the Target cell that is used under described primary RNC control has switched under the standby RNC of DRNC, return to failure response to the described network equipment, described failure response carries the target cell information under described standby RNC control or is used for obtaining the indication information of the target cell information under standby RNC control.
14. RNC according to claim 13 is characterized in that,
Described receiving element is further used for receiving the wireless link request message that Serving RNC sends;
Described response unit, be further used for returning the wireless link failed message to Serving RNC, described wireless link failed message carries the target cell information under described standby RNC control or is used for obtaining the indication information of the target cell information under standby RNC control.
15. RNC according to claim 13 is characterized in that,
Described receiving element is further used for receiving the migration request of following of following the Target cell of the primary RNC that moves in DRNC under controlling that Serving RNC sends by equipment of the core network;
Described response unit, be further used for preparing failure response to Serving RNC by the equipment of the core network remigration, the indication information that failure response carries the target cell information under described standby RNC control or is used for obtaining the target cell information under standby RNC control is prepared in described migration.
16. RNC according to claim 13 is characterized in that,
Described receiving element is further used for receiving that base station controller BSC sends switches to the different system handover request of primary RNC in the DRNC Target cell under controlling;
Described response unit, be further used for returning to different system handoff failure by equipment of the core network and respond to BSC, the handoff failure response of described different system is carried the target cell information under described standby RNC control or is used for obtaining the indication information of the target cell information under standby RNC control.
17. a communication system is characterized in that, comprises described any network equipment of claim 9 to 12 and the described any one radio network controller of claim 13 to 16.
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| PCT/CN2011/073432 WO2011113396A2 (en) | 2011-04-28 | 2011-04-28 | Method, device and system for mobility management |
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| WO2011113396A3 (en) | 2012-03-22 |
| CN102293026A (en) | 2011-12-21 |
| WO2011113396A2 (en) | 2011-09-22 |
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