CN102293026A - Method, device and system for mobility management - Google Patents
Method, device and system for mobility management Download PDFInfo
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- CN102293026A CN102293026A CN201180001409XA CN201180001409A CN102293026A CN 102293026 A CN102293026 A CN 102293026A CN 201180001409X A CN201180001409X A CN 201180001409XA CN 201180001409 A CN201180001409 A CN 201180001409A CN 102293026 A CN102293026 A CN 102293026A
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- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- H04W36/0005—Control or signalling for completing the hand-off
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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 main with RNC and standby RNC, base station (NodeB) links to each other with standby RNC with RNC with main simultaneously, interface between base station and the RNC is called Iub interface, and the connection link between base station and the RNC is called the Iub transmission link.The base station is initiated register requirement to main with RNC, responds according to the main registration of returning with RNC then, selects a RNC to insert from main RNC of using and standby RNC, such as, when the master returned the response message that succeeds in registration with RNC, base station selected master inserted with RNC; When the master returned the response message of registration failure with RNC, base station selected standby RNC inserted.In order to improve the reliability of RNC and Iub transmission link, when RNC that inserts when the base station 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 at certain concrete terminal.
In the prior art, make the user follow migration or to switch in the flow process of the Target cell under the DRNC control initiating, if this Target cell the master from DRNC switch under the standby RNC among the DRNC with RNC, can cause following migration or handoff failure.
Summary of the invention
The embodiment of the invention provides a kind of motion management method, device and system, can improve and follow migration or success rate for switching.
On the one hand, provide a kind of motion management method, having comprised:
Initiation is followed migration or is switched to master among the DRNC with the flow process of the Target cell under the RNC control;
If described master has switched under the standby RNC among the DRNC with the Target cell under the RNC control, receive the failure response that described master returns with RNC, described failure response carries the target cell information under the described standby RNC control or is used to obtain the indication information of the target cell information under the standby RNC control;
Follow migration or switching according to what described target cell information or indication information were initiated to described standby RNC control Target cell down.
On the other hand, provide a kind of motion management method, having comprised:
What receive that the network equipment sends follows migration or switches to master among the DRNC with the request of the Target cell under the RNC control;
If described master has switched under the standby RNC among the DRNC with the Target cell under the RNC control, then return failure response and give the described network equipment, described failure response carries the target cell information under the described standby RNC control or is used to obtain the indication information of the target cell information under the standby RNC control.
On the other hand, provide a kind of network equipment, having comprised:
First initiates the unit, is used for initiating the master that follows the migration or the switch to DRNC flow process with the Target cell under the RNC control;
Receiving element, if being used for described master has switched under the standby RNC of DRNC with the Target cell under the RNC control, receive the failure response that described master returns with RNC, described failure response carries the target cell information under the described standby RNC control or is used to obtain the indication information of the target cell information under the 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 described standby RNC control Target cell down.
On the other hand, provide a kind of radio network controller (RNC), having comprised:
Receiving element is used for receiving following migration or switching to the request of the master of DRNC with the Target cell under the RNC control of network equipment transmission;
Response unit, if being used for described master has switched under the standby RNC of DRNC with the Target cell under the RNC control, then return failure response and give the described network equipment, described failure response carries the target cell information under the described standby RNC control or is used to obtain the indication information of the target cell information under the standby RNC control.
On the other hand, provide a kind of communication system, comprised the RNC and the network equipment that the embodiment of the invention provides.
The embodiment of the invention is being followed migration or is being switched in the flow process of the Target cell under the DRNC control, by in the failure response that returns, carrying the target cell information under the standby RNC control among the DRNC or being used to obtain the indication information of the target cell information under the standby RNC control, make and to switch to following time of standby RNC with RNC when the described Target cell master from DRNC, the equipment of initiating migration or switching can get access to the target cell information under the standby RNC control, follows migration or success rate for switching thereby improve.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those skilled in the art, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the flow chart of the motion management method that provides of the embodiment of the invention one;
Fig. 2 is the flow chart of the motion management method that provides of the embodiment of the invention two;
Fig. 3 is the method flow diagram under the handoff scenario that provides of the embodiment of the invention three;
Fig. 4 be the embodiment of the invention four provide follow the method flow diagram of migration under the scene;
Fig. 5 is the method flow diagram under the different system handoff scenario that provides of the embodiment of the invention five;
Fig. 6 is the method flow diagram under the different system handoff scenario that provides of the embodiment of the invention six;
Fig. 7 is the structural representation of the network equipment that provides of the embodiment of the invention;
Fig. 8 is the structural representation of the RNC that provides of the embodiment of the invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those skilled in the art belong to the scope of protection of the invention not making the every other embodiment that is obtained under the creative work prerequisite.
The embodiment of the invention provides a kind of motion management method, device and system.Below be elaborated respectively.
Embodiment one,
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:
Initiation is followed migration or is switched to master among the DRNC with the flow process of the Target cell under the RNC control;
If this master has switched under the standby RNC among the DRNC with the Target cell under the RNC control, receive the failure response that this master returns with RNC, wherein, described failure response carries the indication information that described standby RNC control target cell information or be used to down obtains the target cell information of standby RNC under controlling;
Follow migration or switching according to what target cell information or indication information were initiated to standby RNC control Target cell down.
Be understandable that described DRNC is the RNC group system, include main with 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 master among the DRNC with the flow process of the Target cell under the RNC control;
For example, specifically can be as follows:
SRNC sends Radio Link and sets up request message (Radio Link Setup Request) to the main RNC that uses among the DRNC; Perhaps,
SRNC sends to follow by core net (CN, Core Network) equipment and moves to the main migration request of following with RNC control Target cell down and use RNC to the master among the DRNC; For example, SRNC can send migration and require message (RELOCATION REQUIRED) to give equipment of the core network, and equipment of the core network sends migration request message (RELOCATION REQUEST) accordingly to the main RNC that uses among the DRNC then; Perhaps,
BSC switches to main different system handoff request with the Target cell under the RNC control by the equipment of the core network transmission and uses RNC to the master among the DRNC; For example, BSC can send to switch and require message (HANDOVER REQUIRED) to give equipment of the core network, sends migration request message (RELOCATION REQUEST) by equipment of the core network and uses RNC for the master among the DRNC.
If 102 main have switched under the standby RNC among the DRNC with the Target cell under the RNC control, receive the main failure response that returns with RNC, wherein, this failure response carries the target cell information under the standby RNC control, perhaps carries the indication information that is used to obtain the target cell information under the standby RNC control.
Wherein, described indication information, for example, it can be cause value, when SRNC or BSC side configuration DRNC adjacent area, the master that need dispose DRNC simultaneously is with RNC control cell information and the cell information of standby RNC under controlling down, and, need preestablish the corresponding relation of the cell information under this cause value and the standby RNC control in SRNC or BSC side, mapping table such as the cell information under SRNC or a BSC side cause value of preservation and standby RNC control, or the like, like this, when switching by the Iur interface or follow migration, if DRNC returns this cause value, the cell information under the standby RNC control during then SRNC or BSC just can dispose according to self (being SRNC) is initiated to the switching of the Target cell under the standby RNC control and follows migration.
Wherein, the described failure response that returns is corresponding with the flow process of the Target cell under the RNC control with the master who follows migration or switch among the DRNC that SRNC or BSC are initiated, for example, and specifically can be as follows:
(1) if step 101 is specially: SRNC sends Radio Link and sets up request message to the main RNC that uses among the DRNC; Step 102 then promptly receives the main failure response that returns with RNC and is specifically as follows:
SRNC receives the Radio Link that main RNC returns and sets up failed message (Radio Link Setup Fail), wherein, this Radio Link is set up failed message and is carried target cell information under the standby RNC control, perhaps, this Radio Link is set up failed message and is carried the indication information that is used to obtain the target cell information under the standby RNC control, for example, be used to obtain the cause value of the target cell information under the standby RNC control.
(2) if step 101 is specially: SRNC by equipment of the core network send follow move to main with RNC control Target cell down follow migration request to the main RNC that use among the DRNC, step 102 then, promptly the failure response that returns with RNC of reception master is specially:
SRNC receives the main migration preparation failure response that returns by equipment of the core network with RNC, wherein, this migration preparation failure response carries the target cell information under the standby RNC control, perhaps carry the indication information that is used to obtain the target cell information under the standby RNC control, for example, be used to obtain the cause value of the target cell information under the standby RNC control.
For example, main can the transmission with RNC moved failed message (RELOCATIO FAILURE) to equipment of the core network, and then prepare failed message (RELOCATION PREPARATION FAILURE) by equipment of the core network transmission migration and give SRNC, wherein, this migration failed message and migration prepare all to carry in the failed message indication information that standby RNC control target cell information or be used to down obtains the target cell information of standby RNC under controlling.
(3) if step 101 is specially: BSC sends by equipment of the core network and switches to main different system handoff request with RNC control Target cell down to the main RNC that use among the DRNC, step 102 then, and promptly the failure response that returns with RNC of reception master is specially:
BSC receives the main different system handoff failure response of returning by equipment of the core network with RNC, wherein, the target cell information under the standby RNC control is carried in this different system handoff failure response, perhaps, carry the indication information that is used to obtain the target cell information under the standby RNC control, for example be used to obtain the cause value of the target cell information under the standby RNC control.
For example, main can the transmission with RNC moved failed message (RELOCATIO FAILURE) to equipment of the core network, and then requires failed message (HANDOVER REQUIRED REJECT) to give BSC by equipment of the core network transmission switching; Wherein, this migration failed message and switch requires all to carry in the failed message indication information that standby RNC control target cell information or be used to down obtains the target cell information of standby RNC under controlling.
103, be initiated to following migration or switching of standby RNC sub-district according to the target cell information that receives or indication information.
For example, if main returning with RNC carries the standby RNC control failure response of target cell information down, then SRNC or BSC can be initiated to following migration or switching of standby RNC sub-district according to this standby RNC cell information; Again for example, if the main failure response that carries the indication information that is used to obtain standby RNC cell information that returns with RNC, after then SRNC receives this indication information, from self configuration information of (being SRNC or BSC), obtain standby RNC control target cell information down, be initiated to following of standby RNC control Target cell down according to this target cell information and move or switching.
As from the foregoing, present embodiment is being followed migration or is being switched in the flow process of the Target cell under the DRNC control, by in the failure response that returns, carrying the target cell information under the standby RNC control among the DRNC or being used to obtain the indication information of the target cell information under the standby RNC control, make and to switch to following time of standby RNC with RNC when the described Target cell master from DRNC, the equipment of initiating migration or switching can get access to the target cell information under the standby RNC control, follows migration or success rate for switching thereby improve.
Embodiment two,
Present embodiment is described the main angle with RNC from DRNC.
A kind of motion management method comprises:
What receive that the network equipment sends follows migration or switches to master among the DRNC with the request of the Target cell under the RNC control;
If main switched under the standby RNC among the DRNC with the Target cell under the RNC control, then return failure response and give this network equipment, wherein, this failure response carries the indication information that standby RNC control target cell information or be used to down obtains the target cell information of standby RNC under controlling.
Be understandable that described DRNC is the RNC group system, include main with 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 master among the DRNC with the request of the Target cell under the RNC control.For example, specifically can be as follows:
The Radio Link that receives the SRNC transmission is set up request message (Radio Link Setup Request); Perhaps,
Receive master that SRNC moves among the DRNC by following of sending of equipment of the core network the migration request of following with the Target cell under the RNC control; For example, SRNC can send migration and require message (RELOCATION REQUIRED) to give equipment of the core network, and equipment of the core network requires message to send migration request message (RELOCATION REQUEST) to the main RNC that uses among the DRNC according to this migration more then; Perhaps,
What receive that BSC sends switches to master among the DRNC with the different system handoff request of the Target cell under the RNC control; For example, BSC can send to switch and require message (HANDOVER REQUIRED) to give equipment of the core network, sends migration request message (RELOCATION REQUEST) by equipment of the core network and uses RNC for the master among the DRNC.
If 202 these masters have switched under the standby RNC among the DRNC with the Target cell under the RNC control, then return failure response and follow the network equipment of migration or switching flow to this initiation, for example SRNC or BSC, wherein, failure response carries the target cell information under the standby RNC control, perhaps, carry the indication information that is used to obtain the target cell information under the standby RNC control.
Wherein, described indication information, for example, it can be cause value, when SRNC or BSC side configuration DRNC adjacent area, the master that need dispose DRNC simultaneously is with RNC control cell information and the cell information of standby RNC under controlling down, and, need preestablish the corresponding relation of the cell information under this cause value and the standby RNC control in SRNC or BSC side, mapping table such as the cell information under SRNC or a BSC side cause value of preservation and standby RNC control, or the like, like this, when switching by the Iur interface or follow migration, if DRNC returns this cause value, the cell information under the standby RNC control during then SRNC or BSC just can dispose according to self (being SRNC or BSC) is initiated to the switching of the Target cell under the standby RNC control and follows migration.
Wherein, the described failure response that returns is corresponding with the flow process of the Target cell under the RNC control with the master who follows migration or switch among the DRNC that SRNC or BSC are initiated, for example, and specifically can be as follows:
(1) if step 201 is specially: receive the Radio Link that SRNC sends and set up request message, step 202 then, promptly return failure response and be specifically as follows to the network equipment:
Return Radio Link and set up failed message and give SRNC, wherein, this Radio Link is set up failed message and is carried standby RNC control target cell information down, perhaps carries the indication information that is used to obtain the target cell information of standby RNC under controlling.
(2) if step 201 is specially: receive master that SRNC moves among the DRNC by following of sending of equipment of the core network the migration request of following with the Target cell under the RNC control, step 202 then, promptly return failure response message and be specifically as follows to the network equipment:
Return Radio Link and set up failed message and give SRNC, wherein, this Radio Link is set up failed message and is carried standby RNC control target cell information down, perhaps carries the indication information that is used to obtain the target cell information of standby RNC under controlling.
For example, main can the transmission with RNC moved failed message (RELOCATIO FAILURE) to equipment of the core network, and then prepare failed message (RELOCATION PREPARATION FAILURE) by equipment of the core network transmission migration and give SRNC, wherein, this migration failed message and migration prepare all to carry in the failed message indication information that standby RNC control target cell information or be used to down obtains the target cell information of standby RNC under controlling.
(3) if step 201 is specially: receive master that Serving RNC moves among the DRNC by following of sending of equipment of the core network the migration request of following with the Target cell under the RNC control, step 202 then, promptly return the failure response message that carries indication information and be specifically as follows to SRNC:
Prepare failure response by the equipment of the core network remigration and give Serving RNC, wherein, migration preparation failure response carries the target cell information under the described standby RNC control, perhaps carries the indication information that is used to obtain the target cell information under the standby RNC control.
For example, main can the transmission with RNC moved failed message (RELOCATIO FAILURE) to equipment of the core network, and then requires failed message (HANDOVER REQU IRED REJECT) to give BSC by equipment of the core network transmission switching; Wherein, this migration failed message and switch requires all to carry in the failed message indication information that standby RNC control target cell information or be used to down obtains the target cell information of standby RNC under controlling.
As from the foregoing, present embodiment is being followed migration or is being switched in the flow process of the Target cell under the DRNC control, by in the failure response that returns, carrying the target cell information under the standby RNC control among the DRNC or being used to obtain the indication information of the target cell information under the standby RNC control, make and to switch to following time of standby RNC with RNC when the described Target cell master from DRNC, the equipment of initiating migration or switching can get access to the target cell information under the standby RNC control, follows migration or success rate for switching thereby improve.
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 be that example describes with SRNC Iur mouth handoff scenario.Referring to Fig. 3, idiographic flow can be as follows:
301, SRNC sends Radio Link by the Iur mouth and sets up request message (Radio Link Setup Request) and use RNC, expression need make the user switch to master among the DRNC Target cell under controlling with RNC for main among the DRNC.
302, the master among the DRNC receives after this Radio Link sets up request message with RNC, if the master among the DRNC has switched under the standby RNC with the Target cell under the RNC control at this moment, then this master returns Radio Link with RNC and sets up failed message (Radio Link Setup Fail) to SRNC, wherein, this Radio Link is set up and is carried standby RNC control target cell information down in the failed message.
303, SRNC receives after this Radio Link sets up failed message, according to the target cell information under the standby RNC control of wherein carrying, send Radio Link once more by the Iur mouth and set up request message, switch thereby initiate the Iur mouth once more to the standby RNC among the DRNC.
As from the foregoing, present embodiment switches in the flow process of the Target cell under the DRNC control at the IUR mouth, by set up the target cell information under the standby RNC control of carrying in the failed message among the DRNC at the Radio Link that returns, make and to switch to following time of standby RNC with RNC when the described Target cell master from DRNC, the equipment of initiating to switch can get access to the target cell information under the standby RNC control, thereby can improve success rate for switching.
Embodiment four,
In the present embodiment, will be that example describes 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 give equipment of the core network, and expression need make the user move to master among the DRNC with the Target cell under the RNC control.
402, equipment of the core network receives after this migration requires message, sends migration request message (RELOCATION REQUEST) and uses RNC for the master among the DRNC.
403, after the master among the DRNC receives the migration request message of equipment of the core network transmission with RNC, if the master among the DRNC has switched under the standby RNC sub-district with the RNC sub-district at this moment, then should mainly give equipment of the core network by Iu mouth remigration failed message (RELOCATIO FAILURE) with RNC, wherein, carry target cell information under the standby RNC control in this migration failed message.
404, after equipment of the core network receives and leads the migration failed message that returns with RNC, send migration by the Iu mouth and prepare failed message (RELOCATION PREPARATION FAILURE) to SRNC, wherein, this migration prepares to carry in the failed message target cell information under the standby RNC control.
405, after SRNC receives this migration preparation failed message, according to the target cell information under the standby RNC control of wherein carrying, send migration by the Iu mouth and require message (RELOCATION REQUIR ED) to give standby RNC, initiate that once more the user is followed and move to the flow process of the sub-district under the standby RNC control.
As from the foregoing, in the flow process of the Target cell of present embodiment under the user being followed move to DRNC control, by in the message of the Iu mouth that returns, carrying the target cell information under the standby RNC control among the DRNC, make and to switch to following time of standby RNC with RNC when the described Target cell master from DRNC, make the SRNC that initiates migration can get access to the target cell information under the standby RNC control, thereby improve the success rate of following migration.
Embodiment five,
In the present embodiment, will be that example describes with different system handoff scenario.Referring to Fig. 3, idiographic flow can be as follows:
501, BSC send to switch and to require message (HANDOVER REQUIRED) to give equipment of the core network, and expression need make the user switch to master among the DRNC with in the Target cell under the RNC control.
502, equipment of the core network receives after this switching requires message, sends migration request message (RELOCATION REQUEST) by the Iu mouth and uses RNC for the master among the DRNC.
503, after the master among the DRNC receives the migration request message of equipment of the core network transmission with RNC, if the master among the DRNC has switched under the standby RNC with the Target cell under the RNC control at this moment, then should mainly be equipped with by Iu mouth remigration failed message (RELOCATIO FAILURE) and give equipment of the core network with RNC, wherein, carry target cell information under the standby RNC control in this migration failed message.
504, after equipment of the core network receives and leads the migration failed message that returns with RNC, sending to switch requires refuse information (HANDOVER REQUIRED REJECT) to give BSC, wherein, this switching requires to carry in the refuse information target cell information under the standby RNC control.
505, BSC receives after this switching requires refuse information, according to the target cell information under the standby RNC control of wherein carrying, send switching and require message (HANDOVER REQUIRED) to give standby R NC, initiate to make the different system of user to switch to the flow process of the Target cell under the standby RNC control once more.
As from the foregoing, present embodiment switches in the flow process of the Target cell under the DRNC control the different system of user, by prepare to carry in the refuse information target cell information under the standby RNC control among the DRNC in the switching that returns to BSC, make and to switch to following time of standby RNC with RNC when the described Target cell master from DRNC, make the BSC that initiates the switching of different system can get access to the target cell information under the standby RNC control, thereby improve the different system of companion success rate for switching.
Embodiment six,
In the failure response that the main RNC in DRNC returns, carry the target cell information under the standby RNC control, in order to save the shared bandwidth of this failure response, also can not carry the target cell information under the standby RNC control, but carry an indication information that is used to obtain the target cell information under the standby RNC control, special cause value for example, SRNC or BSC can get access to target cell information under the corresponding standby RNC control according to this cause value after obtaining this cause value.
At first, when SRNC or BSC side configuration DRNC adjacent area, the master that can dispose DRNC simultaneously is with RNC control cell information and the cell information of standby RNC under controlling down, and, can preestablish the corresponding relation of the cell information under this cause value and the standby RNC control in SRNC or BSC side, 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:
| Main with the cell information under the RNC control | Cell information under the standby RNC control | Cause value |
| ?A | ?A1 | X |
| ...... | ?...... | ...... |
According to table one as can be known, when switching or follow the migration failure, DRNC can return failure reason value X, the reason of expression failure is the switching of base station between main RNC of using and standby RNC, after SRNC receives this cause value, according to cause value, for example, can get access to standby RNC control cell information A1 down by the query mappings table, initiate to make the user to follow the flow process of moving or switching to standby RNC sub-district once more according to the cell information A1 under the standby RNC control.
With Iur mouth handoff scenario is example, and referring to Fig. 6, idiographic flow can be as follows:
601, SRNC sets up request message by Iur mouth transmission Radio Link and uses RNC to the master among the DRNC.
602, the master among the DRNC receives after this Radio Link sets up request message with RNC, if the master among the DRNC has switched under the standby RNC with the Target cell under the RNC control at this moment, then this master returns Radio Link with RNC and sets up failed message to SRNC, wherein, this Radio Link is set up and is carried cause value X in the failed message.
603, SRNC receives after this Radio Link sets up failed message, obtains target cell information under the standby RNC control according to the cause value X that wherein carries.
604, SRNC sends Radio Link by the Iur mouth and sets up request message to the standby RNC among the DRNC according to the target cell information under the standby RNC control that gets access to, and initiates the Iur mouth once more and switches.
It should be noted that, more than only be that example describes with the handoff scenario, should be understood that, for following migration scene and different system handoff scenario, its implementation procedure similarly, concrete type of message can not repeat them here referring to embodiment four and five.
As from the foregoing, present embodiment makes the user follow migration or is switching in the flow process of the Target cell under the DRNC control, by in the failure response that returns, carrying failure reason value, make and to switch to following time of standby RNC with RNC when the described Target cell master from DRNC, SRNC or BSC can get access to standby RNC control target cell information down according to this cause value, move or success rate for switching thereby improve to follow.In addition, by in failure response, carrying failure reason value but not the target cell information under the concrete standby RNC control can be saved bandwidth resources effectively.
Embodiment seven,
In order to implement above method better, the embodiment of the 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 comprises that first initiates unit 701, receiving element 702 and the second initiation unit 703;
Receiving element 702, if being used for this master has switched under the standby RNC of DRNC with the Target cell under the RNC control, receive the main failure response that returns with RNC, wherein, this failure response carries the target cell information under the standby RNC control, perhaps carries the indication information that is used to obtain the target cell information under the standby RNC control;
Wherein, described indication information, for example, it can be cause value, when SRNC or BSC side configuration DRNC adjacent area, the master that need dispose DRNC simultaneously is with RNC control cell information and the cell information of standby RNC under controlling down, and, need preestablish the corresponding relation of the cell information under this indication information (such as cause value) and the standby RNC control in SRNC or BSC side, like this, when switching by the Iur interface or following when migration, if DRNC returns this cause value, then SRNC or BSC just can make the user switch according to the standby RNC control target cell information initiation down in self configuration or follow the flow process of moving to the Target cell of standby RNC under controlling.
For example, if the master returns the failure response that carries the target cell information under the standby RNC control with RNC, the target cell information under then SRNC or BSC can control according to this standby RNC be initiated to following of standby RNC sub-district and move or switching; Again for example, if the main failure response that carries the indication information that is used to obtain the target cell information under the standby RNC control that returns with RNC, after then SRNC or BSC receive this indication information, from self configuration information of (being SRNC or BSC), obtain standby RNC control target cell information down, move or switching according to the following of Target cell that this standby RNC control target cell information down is initiated under the standby RNC control.
Wherein, failure response is corresponding with the flow process of the Target cell under the RNC control with the master who follows migration or switch among the DRNC that SRNC or BSC are initiated, for example, and specifically can be as follows:
(1) Iur mouth handoff scenario
Then at this moment, receiving element 702, can be used to receive the Radio Link that main RNC returns and set up failed message (Radio Link Setup Fail), wherein, this Radio Link is set up the indication information that failed message carries the target cell information under the standby RNC control or is used to obtain the target cell information under the standby RNC control.
Particular content can not repeat them here referring to the method embodiment of front.
(2) follow the migration scene
For example, the first initiation unit 701 can send migration and require message (RELOCATION REQUIRED) to give equipment of the core network, and equipment of the core network sends migration request message (RELOCATION REQUEST) and uses RNC to the master among the DRNC then.
Then at this moment, receiving element 702, can be used to receive the main migration preparation failure response that returns by equipment of the core network with RNC, wherein, the indication information that failure response carries the target cell information under the described standby RNC control or is used to obtain the target cell information under the standby RNC control is prepared in this migration.
For example, main can the transmission with RNC moved failed message (RELOCATIO FAILURE) to equipment of the core network, and then prepare failed message (RELOCATION PREPARATION FAILURE) by equipment of the core network transmission migration and give receiving element 702, wherein, this migration failed message and migration prepare all to carry in the failed message indication information that standby RNC control target cell information or be used to down obtains the target cell information of standby RNC under controlling.
Particular content can not repeat them here referring to the method embodiment of front.
(3) different system handoff scenario
Such as, the first initiation unit 701 can send to switch and require message (HANDOVER REQUIRED) to give equipment of the core network, send migration request message (RELOCATION REQUEST) by equipment of the core network and use RNC for the master among the DRNC, the method embodiment referring to the front does not repeat them here;
Then at this moment, receiving element 702, can be used to receive the main different system handoff failure response of returning by equipment of the core network with RNC, wherein, this different system handoff failure responds the indication information that carries the target cell information under the standby RNC control or be used to obtain the target cell information under the standby RNC control.
For example, main can the transmission with RNC moved failed message (RELOCATIO FAILURE) to equipment of the core network, and then requires refuse information (HANDOVER REQU IRED REJECT) to give receiving element 702 by equipment of the core network transmission switching; Wherein, this migration failed message and switch requires all to carry in the failed message indication information that standby RNC control target cell information or be used to down obtains the target cell information of standby RNC under controlling.
Particular content can not repeat them here referring to the method embodiment of front.
In the specific implementation, more than each unit can be used as independent 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, or the like.More than the concrete enforcement of each unit can not repeat them here referring to front embodiment.
As from the foregoing, because present embodiment makes the user follow migration or is switching in the flow process of the Target cell under the DRNC control, this network equipment responds the target cell information under the standby RNC control of obtaining among the DRNC that wherein carries or is used to obtain the indication information of the target cell information under the standby RNC control by taking defeat, make to switch to following time of standby RNC with RNC when the described Target cell master from DRNC, improve to follow and move or success rate for switching.
Embodiment eight,
Accordingly, the embodiment of the invention also provides a kind of RNC, for example, can be used as the main RNC that use among the DRNC in the embodiment of the invention, and referring to as 8, this RNC comprises receiving element 801 and response unit 802;
Receiving element 801 is used for receiving following migration or switching to the request of the master of floating radio network controller DRNC with the Target cell under the radio network controller (RNC) control of network equipment transmission;
Response unit 802, if being used for described master has switched under the standby RNC of DRNC with the Target cell under the RNC control, then return failure response and give the described network equipment, wherein, this failure response carries the target cell information under the described standby RNC control or is used to obtain the indication information of the target cell information under the standby RNC control, such as the cause value that is used to obtain the target cell information under the standby RNC control.
Wherein, failure response is corresponding with the flow process of the Target cell under the RNC control with the master who follows migration or switch among the DRNC that SRNC or BSC are initiated, for example, and specifically can be as follows:
(1) Iur mouth handoff scenario
Receiving element 801 can be used to receive the Radio Link that SRNC sends and set up request message (Radio Link Setup Request);
Response unit 802, can be used to return Radio Link and set up failed message to SRNC, wherein, this Radio Link is set up the indication information that failed message carries the target cell information under the described standby RNC control or is used to obtain the target cell information under the standby RNC control.
Particular content can not repeat them here referring to the method embodiment of front.
(2) follow the migration scene
Receiving element 801 can be used for receiving master that SRNC moves to DRNC by following of sending of the equipment of the core network migration request of following with the Target cell under the RNC control;
For example, SRNC can send migration and require message (RELOCATION REQUIRED) to give equipment of the core network, and equipment of the core network sends migration request message (RELOCATION REQUEST) to the main receiving element 801 with RNC among the DRNC then.
Response unit 802, can be used for preparing failure response and give SRNC by the equipment of the core network remigration, wherein, the indication information that failure response carries the target cell information under the standby RNC control or is used to obtain the target cell information under the standby RNC control is prepared in this migration.
For example, response unit 802 can send migration failed message (RELOCATIO FAILURE) and give equipment of the core network, and then prepare failed message (RELOCATION PREPARATION FAILURE) by equipment of the core network transmission migration and give SRNC, wherein, this migration failed message and migration prepare all to carry in the failed message indication information that standby RNC control target cell information or be used to down obtains the target cell information of standby RNC under controlling.
Particular content can not repeat them here referring to the method embodiment of front.
(3) different system handoff scenario
Receiving element 801 can be used for receiving the different system handoff request of the master who switches to DRNC of base station controller BSC transmission with the Target cell under the RNC control;
For example, BSC can send to switch and require message (HANDOVER REQUIRED) to give equipment of the core network, sends migration request message (RELOCATION REQUEST) to the main receiving element 801 with RNC among the DRNC by equipment of the core network.
Response unit 802, can be used for returning different system handoff failure by equipment of the core network responds to BSC, wherein, this different system handoff failure responds the indication information that carries the target cell information under the standby RNC control or be used to obtain the target cell information under the standby RNC control.
For example, response unit 802 can send migration failed message (RELOCATIO FAILURE) and give equipment of the core network, and then requires refuse information (HANDOVER REQUIRED REJECT) to give BSC by equipment of the core network transmission switching; Wherein, this migration failed message and switch requires all to carry in the failed message indication information that standby RNC control target cell information or be used to down obtains the target cell information of standby RNC under controlling.
Particular content can not repeat them here referring to the method embodiment of front.
In the specific implementation, more than each unit can be used as independent entity, also can carry out combination in any, realize that as one or several entities its concrete enforcement can not repeat them here referring to front embodiment.
As from the foregoing, because present embodiment makes the user follow migration or is switching in the flow process of the Target cell under the DRNC control, this RNC is by sending failure response, carry the indication information that standby RNC control target cell information or be used to down among the DRNC obtains the target cell information of standby RNC under controlling in this failure response, make and to switch to following time of standby RNC with RNC when the described Target cell master from DRNC, the equipment of initiating migration or switching can get access to the target cell information under the standby RNC control, follows migration or success rate for switching thereby improve.
Embodiment nine,
Accordingly, the embodiment of the invention also provides a kind of communication system, and this communication system comprises any network equipment and the RNC that the embodiment of the invention provides, for example, and can be as follows:
The network equipment, be used for initiating the master that follows the migration or switch to DRNC flow process with the Target cell under the RNC control, if described master has switched under the standby RNC among the DRNC with the Target cell under the RNC control, then receive the main failure response that returns with RNC, wherein, this failure response carries the indication information that standby RNC control target cell information or be used to down obtains the target cell information of standby RNC under controlling; Be initiated to the migration or the switching of the Target cell under the described standby RNC control according to the target cell information that receives or indication information.
RNC, the master who can be used as among the described DRNC uses RNC, is used for receiving following migration or switching to the request of the master of DRNC with the Target cell under the RNC control of described network equipment transmission; If main switched under the standby RNC among the DRNC with the Target cell under the RNC control, then return failure response and give the described network equipment, wherein, failure response carries the indication information that described standby RNC control target cell information or be used to down obtains the target cell information of standby RNC under controlling.
More than the concrete enforcement of each equipment can not repeat them here referring to front embodiment.
As from the foregoing, the communication system of present embodiment can make the user follow migration or switch in the flow process of the Target cell under the DRNC control, by in the failure response that returns, carrying the target cell information under the standby RNC control among the DRNC or being used to obtain the indication information of the target cell information under the standby RNC control, make and to switch to following time of standby RNC with RNC when the described Target cell master from DRNC, the equipment of initiating migration or switching can get access to the target cell information under the standby RNC control, follows migration or success rate for switching thereby improve.
One of ordinary skill in the art will appreciate that all or part of step in the whole bag of tricks of the foregoing description is to instruct relevant hardware to finish by program, this program can be stored in the 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.
More than a kind of motion management method, device and system that the embodiment of the invention provided are 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, the part that all can 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:
Initiation is followed migration or is switched to master among the floating radio network controller DRNC with the flow process of the Target cell under the radio network controller (RNC) control;
If described master has switched under the standby RNC among the DRNC with the Target cell under the RNC control, receive the failure response that described master returns with RNC, described failure response carries the target cell information under the described standby RNC control or is used to obtain the indication information of the target cell information under the standby RNC control;
Follow migration or switching according to what described target cell information or indication information were initiated to described standby RNC control Target cell down.
2. method according to claim 1 is characterized in that, migration is followed in described initiation or the master that switches among the DRNC comprises with the flow process of the Target cell under the RNC control:
Serving RNC sends Radio Link and sets up request message to the main RNC that uses among the DRNC;
The described master of then described reception comprises with the failure response that RNC returns: Serving RNC receives the Radio Link that main RNC returns and sets up failed message, and described Radio Link is set up failed message and carried the indication information that described standby RNC control target cell information or be used to down obtains the target cell information of standby RNC under controlling.
3. method according to claim 1 is characterized in that, migration is followed in described initiation or the master that switches among the DRNC comprises with the flow process of the Target cell under the RNC control:
Serving RNC sends to follow by equipment of the core network and moves to the main migration request of following with RNC control Target cell down and use RNC to leading among the DRNC;
The described master of then described reception comprises with the failure response that RNC returns: Serving RNC receives described master and prepares failure response with RNC by the migration that equipment of the core network returns, and the indication information that failure response carries the target cell information under the described standby RNC control or is used to obtain the target cell information under the standby RNC control is prepared in described migration.
4. method according to claim 1 is characterized in that, migration is followed in described initiation or the master that switches among the DRNC comprises with the flow process of the Target cell under the RNC control:
Base station controller switches to main different system handoff request with the Target cell under the RNC control by the equipment of the core network transmission and uses RNC to the master among the DRNC;
The described master of then described reception comprises with the failure response that RNC returns: base station controller receives the main different system handoff failure response of returning by equipment of the core network with RNC, and the handoff failure response of described different system is carried the target cell information under the described standby RNC control or is used to obtain the indication information of the target cell information under the standby RNC control.
5. a motion management method is characterized in that, comprising:
What receive that the network equipment sends follows migration or switches to master among the floating radio network controller DRNC with the request of the Target cell under the radio network controller (RNC) control;
If described master has switched under the standby RNC among the DRNC with the Target cell under the RNC control, then return failure response and give the described network equipment, described failure response carries the target cell information under the described standby RNC control or is used to obtain the indication information of the target cell information under the standby RNC control.
6. method according to claim 5 is characterized in that, the described reception network equipment sends follows migration or the master that switches among the DRNC comprises with the request of the Target cell under the RNC control:
The Radio Link that receives the Serving RNC transmission is set up request message;
The then described failure response that returns comprises for the described network equipment: return Radio Link and set up failed message to Serving RNC, described Radio Link is set up the indication information that failed message carries the target cell information under the described standby RNC control or is used to obtain the target cell information under the standby RNC control.
7. method according to claim 5 is characterized in that, the described reception network equipment sends follows migration or the master that switches among the DRNC comprises with the request of the Target cell under the RNC control:
Receive master that Serving RNC moves among the DRNC by following of sending of equipment of the core network the migration request of following with the Target cell under the RNC control;
The then described failure response that returns comprises for the described network equipment: prepare failure response by the equipment of the core network remigration and give Serving RNC, the indication information that failure response carries the target cell information under the described standby RNC control or is used to obtain the target cell information under the standby RNC control is prepared in described migration.
8. method according to claim 5 is characterized in that, the described reception network equipment sends follows migration or the master that switches among the DRNC comprises with the request of the Target cell under the RNC control:
What receive that base station controller BSC sends switches to master among the DRNC with the different system handoff request of the Target cell under the RNC control;
The then described failure response that returns comprises for the described network equipment: return 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 the described standby RNC control or is used to obtain the indication information of the target cell information under the standby RNC control.
9. a network equipment is characterized in that, comprising:
First initiates the unit, is used for initiating the master that follows the migration or the switch to floating radio network controller DRNC flow process with the Target cell under the radio network controller (RNC) control;
Receiving element, if being used for described master has switched under the standby RNC of DRNC with the Target cell under the RNC control, receive the failure response that described master returns with RNC, described failure response carries the target cell information under the described standby RNC control or is used to obtain the indication information of the target cell information under the 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 described standby RNC control Target cell down.
10. the network equipment according to claim 9 is characterized in that,
Described first initiates the unit, is further used for sending Radio Link and sets up request message to the main RNC that uses among the DRNC;
Described receiving element, be further used for receiving the Radio Link that main RNC returns and set up failed message, described Radio Link is set up failed message and is carried the indication information that described standby RNC control target cell information or be used to down obtains the target cell information of standby RNC under controlling.
11. the network equipment according to claim 9 is characterized in that,
Described first initiates the unit, is further used for sending to follow by equipment of the core network moving to the main migration request of following with RNC control Target cell down and using RNC to the master among the DRNC;
Described receiving element, be further used for receiving described master and prepare failure response with RNC by the migration that equipment of the core network returns, the indication information that failure response carries the target cell information under the described standby RNC control or is used to obtain the target cell information under the 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, is further used for switching to main different system handoff request with the Target cell under the RNC control by the equipment of the core network transmission and uses RNC to the master among the DRNC;
Described receiving element, be further used for receiving the main different system handoff failure response of returning by equipment of the core network with RNC, the handoff failure response of described different system is carried the target cell information under the described standby RNC control or is used to obtain the indication information of the target cell information under the standby RNC control.
13. a radio network controller (RNC) is characterized in that, comprising:
Receiving element is used for receiving following migration or switching to the request of the master of floating radio network controller DRNC with the Target cell under the radio network controller (RNC) control of network equipment transmission;
Response unit, if being used for described master has switched under the standby RNC of DRNC with the Target cell under the RNC control, then return failure response and give the described network equipment, described failure response carries the target cell information under the described standby RNC control or is used to obtain the indication information of the target cell information under the standby RNC control.
14. RNC according to claim 13 is characterized in that,
Described receiving element is further used for receiving the Radio Link that Serving RNC sends and sets up request message;
Described response unit, be further used for returning Radio Link and set up failed message to Serving RNC, described Radio Link is set up the indication information that failed message carries the target cell information under the described standby RNC control or is used to obtain the target cell information under the standby RNC control.
15. RNC according to claim 13 is characterized in that,
Described receiving element is further used for receiving master that Serving RNC moves among the DRNC by following of sending of the equipment of the core network migration request of following with the Target cell under the RNC control;
Described response unit, be further used for preparing failure response by the equipment of the core network remigration and give Serving RNC, the indication information that failure response carries the target cell information under the described standby RNC control or is used to obtain the target cell information under the 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 master among the DRNC with the different system handoff request of the Target cell under the RNC control;
Described response unit, be further used for returning 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 the described standby RNC control or is used to obtain the indication information of the target cell information under the standby RNC control.
17. a communication system is characterized in that, comprises described any network equipment of claim 9 to 12 and described each 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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| CN102293026B CN102293026B (en) | 2013-11-06 |
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| WO2011113396A2 (en) | 2011-09-22 |
| WO2011113396A3 (en) | 2012-03-22 |
| CN102293026B (en) | 2013-11-06 |
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