CN102378288A - Method, system and home nodeB for cell update - Google Patents
Method, system and home nodeB for cell update Download PDFInfo
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Abstract
The invention discloses a method for cell update. A home nodeB (HNB) acquires routing information of source HNB serving user equipment. The method comprises the following steps of: after a target HNB receives a cell update radio resource control (Cell Update RRC) message of the user equipment (UE), determining a service radio network controller (SRNC) of the UE as the source HNB according to the acquired routing information, and sending a control signaling for relocation to the source NHB; and initiating relocation aiming at the UE to the target HNB by the source HNB. The invention also discloses a system and the home nodeB for the cell update. The method, the system and the home nodeB are better suitable for a network structure with a network deployed by the home nodeB, and provide more perfect complementation for the current relocation flow.
Description
Technical field
The present invention relates to the cell update technology, relate in particular to the method and system of the cell update in a kind of communication network that comprises base station from home, and base station from home.
Background technology
Base station from home is a kind of small-sized, lower powered base station, is deployed in indoor places such as family and office.The main effect of base station from home is in order higher service rate to be provided to the user and to reduce the needed expense of high rate services of using, simultaneously, remedying the deficiency that existing distributed cellular radio communication system covers.The advantage of base station from home is economical, convenient, low-power output, plug and play etc.
Fig. 1 is the composition structural representation of base station from home system.As shown in Figure 1; User of home base station is to be connected to the core net network through base station from home Access Network (HNB AN, Home NodeB Access Network), wherein; HNB AN is by base station from home (HNB; Home NodeB) and home base-station gateway (HNBGW, Home NodeB Gateway) is common forms, between the two, also can there be security gateway usually.The function that HNB GW mainly carries out is the fail safe of checking base station from home, handles the registration and the access control of base station from home, the data between responsible exchcange core net and base station from home etc.Base station from home management system (HMS; Home NodeB Management System) base station from home is carried out operation maintenance management; According to Carrier Requirements configuration and control base station from home, mainly be that HNB is configured management, comprise the examining of positional information, carry out parameter configuration etc. for HNB.
UMTS (UMTS; Universal Mobile Telecommunications System) user terminal (UE in; User Equipment) four kinds of states being arranged when being in connected state, is respectively CELL-PCH, CELL-FACH, CELL-DCH and URA-PCH state.According to the difference of user terminal state, the switching of corresponding UE has switching and the switching of CELL-FACH attitude under the CELL-DCH attitude, wherein, and the formulation of performance specification of the switching existing protocol of CELL-DCH attitude.It is cell update flow process (Cell Update) that the CELL-FACH switching belongs to the forward direction switching, is applicable to the scene that the user terminal between the radio network controller (RNC, Radio Network Contoller) of having set up the Iur interface switches.For common Cell Update process; If service wireless network controller (SRNC has taken place; ServingRadio Network Controller) variation; Then behind Target RNC, the land radio access web Radio Network Temporary Identifier (U-RNTI, UTRAN Radio Network Temporary Identity) that Target RNC can distribute according to the RNC in the source that UE reports is judged source RNC to user terminal in gravity treatment.It judges that the foundation of source RNC is the formation of U-RNTI.U-RNTI is added 20 UE sign or is added that by 16 SRNC sign 16 UE sign forms by 12 SRNC sign.Just can obtain the sign of SRNC according to U-RNTI, thus through the Iur mouth can triggering following handling process, promptly follow-up and source RNC obtain the context of UE alternately and accomplish Cell Update process.Fig. 2 is existing cell update flow chart, and is as shown in Figure 2, and normal Cell Update flow process may further comprise the steps:
Step 2, contained source RNC Id navigates to source RNC under the UE among the U-RNTI of Target RNC according to UE in the message, gives source RNC with Cell Update forwards;
Step 3 is carried out SRNC Relocation flow process;
Step 5, UE sends the heavily distribution of UTRAN (UMTS Terrestrial Radio Access Network) MobilityInformation Confirm message authentication U-RNTI.
For the situation of having introduced HNB, HNB is equivalent to a RNC.Because the HNB under the same HNB GW possibly use identical RNC ID; The U-RNTI that HNB distributed for fear of different clashes; U-RNTI possibly carry out collision detection and distribution by HNB GW; Therefore target HNB can't judge that this U-RNTI is employed by the UE under which HNB according to U-RNTI, sends cell update message initiation reorientation preparation flow process thereby also just can't accomplish succeeding target HNB to source HNB.
Present cell update flow process has not been suitable in the network that comprises HNB, need confirm to be applicable to the cell update flow process of the network that comprises HNB again.Yet, the cell update flow process that is applicable to the network that comprises HNB is not arranged at present as yet.
Summary of the invention
In view of this, main purpose of the present invention is to provide a kind of method and system, base station from home of cell update, can be applicable in the wireless network that includes base station from home.
For achieving the above object, technical scheme of the present invention is achieved in that
A kind of method of cell update, HNB obtains the routing iinformation of the HNB relevant with self mobility; Said method comprises:
Target HNB confirms that according to the routing iinformation that is obtained the SRNC of said UE is source HNB after receiving the Cell Update RRC message of user terminal UE, and sends the control signaling that is used for reorientation to said source HNB;
Said source HNB initiates the reorientation to said UE to said target HNB.
Preferably, said routing iinformation comprises the U-RNTI of UE at least.
Preferably, said routing iinformation also comprises Cell ID and closed user group (CSG, the Closed Subscriber Group) ID of at least a of following information: HNB sign, RNC ID, HNB.
Preferably, the said HNB routing iinformation that obtains the HNB relevant with self mobility is specially:
After said UE was linked into source HNB, it was the U-RNTI that said UE distributes that said source HNB reports said source HNB to HNB GW; Be that said UE distributes U-RNTI perhaps by said HNB GW;
Said target HNB sends the chain of command signaling message to said HNB GW, and this chain of command signaling message carries target HNB sign at least and needs one or more HNB signs of request U-RNTI information or the cell ID of said one or more HNB; Perhaps carry the U-RNTI of target HNB sign and UE;
Said HNB GW sends the chain of command signaling message to said target HNB, and this chain of command signaling message carries one or more HNB signs of request U-RNTI information at least, or the U-RNTI of the UE of said one or more HNB sub-district access.
Preferably, the said HNB routing iinformation that obtains the HNB relevant with self mobility is specially:
After said UE was linked into source HNB, it was the U-RNTI that said UE distributes that said source HNB reports said source HNB to HNB GW; Be that said UE distributes U-RNTI perhaps by said HNB GW;
Said HNB GW initiatively sends the chain of command signaling message to said target HNB, and this chain of command signaling message carries the U-RNTI of the UE that the sub-district of one or more HNB signs or said one or more HNB inserts at least.
Preferably, the said HNB routing iinformation that obtains the HNB relevant with self mobility is specially:
Each HNB, carries the HNB sign of sending this message or carries HNB sign, the RNC ID that sends this message and the U-RNTI of the UE that the HNB that sends this message inserted to sending the chain of command signaling message with the relevant HNB of self mobility through the direct interface between the HNB in the said chain of command signaling message;
The HNB that receives the chain of command signaling message stores the U-RNTI of UE and the corresponding relation of HNB sign.
Preferably, the said HNB routing iinformation that obtains the HNB relevant with self mobility is specially:
UE carries the U-RNTI of promising said UE distribution and the sign of source HNB in the Cell Update RRC message that target HNB sends;
Said target HNB stores the U-RNTI of said UE, the sign of source HNB.
Preferably, said target HNB through and said source HNB between interface send the control signaling that is used for reorientation to said source HNB; Perhaps, said target HNB transmits the control signaling that is used for reorientation through HNB GW to said source HNB.
Preferably, the said control signaling that is used for reorientation carries the Cell ID of the sub-district of Cell Update RRC message, target HNB.
A kind of method of cell update, after UE was linked into source HNB, it was the U-RNTI that said UE distributes that said source HNB reports said source HNB to HNB GW; Said method comprises:
Target HNB sends the message that is used to obtain routing iinformation to HNB GW after receiving the Cell Update RRC message that said UE sends, and it is the U-RNTI that said UE distributes that the said message that is used to obtain routing iinformation carries said source HNB at least;
Said HNB GW sends response message to said target HNB when inserting successfully, it is U-RNTI, the said source HNB sign that said UE distributes that said response message carries said source HNB at least;
Said target HNB sends the control signaling that is used for reorientation to said source HNB;
Said source HNB initiates the reorientation to said UE to said target HNB.
A kind of base station from home comprises acquiring unit, receiving element, confirms the unit, transmitting element and initiation unit; Wherein,
Acquiring unit is used to obtain the routing iinformation of the HNB relevant with HNB self mobility;
Receiving element is used to receive the Cell Update RRC message of UE;
Confirm the unit, when being used for confirming that according to the routing iinformation that is obtained the SRNC of said UE is source HNB, trigger transmitting element;
Transmitting element is used for and sends the control signaling that is used for reorientation to said source HNB; Wherein, the sub-district of the said source HNB that said UE inserted is relevant with cell mobility among the said target HNB;
Initiate the unit, be used for initiating reorientation to said UE to said target HNB.
Preferably, said routing iinformation comprises that at least HNB is the U-RNTI of the UE distribution of access.
Preferably, said routing iinformation also comprises Cell ID and the CSG ID of at least a of following information: HNB sign, RNC ID, HNB.
Preferably, said base station from home also comprises allocation units and reports the unit; Wherein,
Allocation units are used for after said UE is linked into source HNB, for said UE distributes U-RNTI; Or to obtain by HNB GW be that said UE distributes U-RNTI;
Report the unit, be used for reporting the U-RNTI that distributes into said UE to HNB GW;
Said transmitting element further sends the chain of command signaling message to said HNB GW, and this chain of command signaling message carries target HNB sign at least and needs one or more HNB signs of request U-RNTI information or the cell ID of said one or more HNB; Perhaps carry the U-RNTI of target HNB sign and UE;
Said receiving element further receives HNB GW and sends the chain of command signaling message to said target HNB, and this chain of command signaling message carries one or more HNB signs of request U-RNTI information at least, or the U-RNTI of the UE of said one or more HNB sub-district access.
Preferably, said base station from home also comprises allocation units and reports the unit; Wherein,
Allocation units are used for after said UE is linked into source HNB, are the U-RNTI of said UE distribution; Or to obtain by HNB GW be that said UE distributes U-RNTI;
Report the unit, be used for reporting the U-RNTI that distributes into said UE to HNB GW;
Said receiving element further receives said HNB GW and initiatively sends the chain of command signaling message to said target HNB, and this chain of command signaling message carries the U-RNTI of the UE that the sub-district of one or more HNB signs or said one or more HNB inserts at least.
Preferably, said base station from home also comprises memory cell;
Said transmitting element; Further send the chain of command signaling message to the HNB relevant, carry the HNB sign of sending this message in the said message or carry HNB sign, the RNC ID that sends this message and the U-RNTI of the UE that the HNB that sends this message inserted with current HNB mobility through the interface between the HNB;
Said receiving element further receives the chain of command signaling message; Said memory cell is further stored the U-RNTI of UE and the corresponding relation of HNB sign.
Preferably, said base station from home also comprises memory cell;
Said receiving element further receives UE to the Cell Update RRC message that target HNB sends, and carries the U-RNTI of promising said UE distribution and the sign of source HNB in the said Cell Update RRC message;
Memory cell is used to store the sign of U-RNTI and the source HNB of said UE.
A kind of base station from home comprises allocation units, reports the unit, receiving element, first transmitting element, second transmitting element, the 3rd transmitting element and initiate the unit; Wherein,
Allocation units are used for after said UE is linked into source HNB, are the U-RNTI of said UE distribution;
Report the unit, being used for reporting said source HNB to HNB GW is the U-RNTI that said UE distributes;
Receiving element is used to receive the Cell Update RRC message that said UE sends;
First transmitting element is used for after receiving Cell Update RRC message, sends the message be used to obtain routing iinformation to HNB GW, and it is the U-RNTI that said UE distributes that the said message that is used to obtain routing iinformation carries said source HNB at least;
Second transmitting element is used at said HNB GW when inserting successfully, sends response message to said target HNB, and it is U-RNTI, the said source HNB sign that said UE distributes that said response message carries said source HNB at least;
The 3rd transmitting element is used for sending the control signaling that is used for reorientation to said source HNB;
Initiate the unit, be used for initiating reorientation to said UE to said target HNB.
A kind of cell update system includes the network configuration by the base station from home networking, and said base station from home is aforesaid base station from home.
A kind of base station from home comprises allocation units, reports the unit, receiving element, first transmitting element, second transmitting element, the 3rd transmitting element and initiate the unit; Wherein,
Allocation units are used for after said UE is linked into source HNB, are the U-RNTI of said UE distribution;
Report the unit, being used for reporting said source HNB to HNB GW is the U-RNTI that said UE distributes;
Receiving element is used to receive the Cell Update RRC message that said UE sends;
First transmitting element is used for after receiving Cell Update RRC message, sends the message be used to obtain routing iinformation to HNB GW, and it is the U-RNTI that said UE distributes that the said message that is used to obtain routing iinformation carries said source HNB at least;
Second transmitting element is used at said HNB GW when inserting successfully, sends response message to said target HNB, and it is U-RNTI, the said source HNB sign that said UE distributes that said response message carries said source HNB at least;
The 3rd transmitting element is used for sending the control signaling that is used for reorientation to said source HNB;
Initiate the unit, be used for initiating reorientation to said UE to said target HNB.
A kind of cell update system includes the network configuration by the base station from home networking, and said base station from home is aforesaid base station from home.
Among the present invention, source HNB reports HNB GW after distributing U-RNTI for the UE that inserts; And be preferably in when initiating cell update or before notice give target HNB; Like this, target HNB can confirm whether source HNB is SRNC according to the U-RNTI of UE and the identification information of cell-of-origin, and when definite source HNB is SRNC; Send the control signaling that is used for reorientation to said source HNB, be initiated to the reorientation of target HNB by source HNB.The present invention can preferably be applicable to the network configuration by the base station from home networking, and existing reorientation flow process has been done more perfect replenishing.
Description of drawings
Fig. 1 is the composition structural representation of base station from home system;
Fig. 2 is existing cell update flow chart;
The flow chart of the method that Fig. 3 obtains for the routing iinformation of the embodiment of the invention one;
The flow chart of the method that Fig. 4 obtains for the routing iinformation of the embodiment of the invention two;
The flow chart of the method that Fig. 5 obtains for the routing iinformation of the embodiment of the invention three;
The flow chart of the method that Fig. 6 obtains for the routing iinformation of the embodiment of the invention four;
Fig. 7 is a kind of composition structural representation of base station from home of the present invention;
Fig. 8 forms structural representation for the another kind of base station from home of the present invention.
Embodiment
Basic thought of the present invention is that source HNB reports HNB GW after distributing U-RNTI for the UE that inserts; And be preferably in when initiating cell update or before notice give target HNB; Like this, target HNB can confirm whether source HNB is SRNC according to the U-RNTI of UE and the identification information of cell-of-origin, and when definite source HNB is SRNC; Send the control signaling that is used for reorientation to said source HNB, be initiated to the reorientation of target HNB by source HNB.
For making the object of the invention, technical scheme and advantage clearer, below lift embodiment and with reference to accompanying drawing, to further explain of the present invention.
Embodiment one
The application scenarios of present embodiment is, set up direct interface between the HNB, and source base station from home (sourceHNB) and target home base station (target HNB) are connected to same HNB GW.The flow chart of the method that Fig. 3 obtains for the routing iinformation of the embodiment of the invention one, as shown in Figure 3, the method that the routing iinformation of this example obtains specifically may further comprise the steps:
Step 103, target HNB sends the message that is used to obtain routing iinformation through the Iuh interface to HNB GW, and this message of obtaining routing iinformation can adopt HNBAP kind of message (like UE signaling message transfer), RUA kind of message.At least comprise in the message, the U-RNTI that UE carries in Cell Update message, this U-RNTI be exactly source HNB be the U-RNTI that UE distributes; RNC Id, the Cell Id of target HNB, the target HNB that in addition, can also comprise target HNB in the Cell Update message is the U-RNTI that user terminal distributes;
Step 105, if the access control success, HNB GW sends response message through the Iuh interface to target HNB; In addition, also can distribute new Context ID for UE; Response message can adopt HNBAP signaling (like UE signaling message transfer), RUA message, comprises user terminal in the response message at least at the U-RNTI of sourceHNB distribution, the sign HNB Identity of source HNB; In addition, can also comprise the Context ID of user terminal in the response message, the Cell ID of source HNB;
Step 107, the reorientation flow process is initiated in source HNB decision, and does reorientation and prepare;
Step 109 is to step 110, and target HNB sends the cell update acknowledge message to user terminal, and user terminal sends the physical channel Reallocation Complete message, accomplishes the cell update flow process;
Step 111, target HNB notice HNB GW cell update is accomplished.
Step 112, HNB GW initiate source HNB user terminal remove register flow path.This step is an optional step.
Embodiment two
The application scenarios of present embodiment is that target HNB obtains the routing iinformation of source HNB in advance alternately with HNB GW, to be used for the cell update flow process of user terminal; Source HNB and target HNB are connected to same HNB GW.The flow chart of the method that Fig. 4 obtains for the routing iinformation of the embodiment of the invention two, as shown in Figure 4, the method that the routing iinformation of this example obtains specifically may further comprise the steps:
Step 200b; UE initially is linked into source HNB; Source HNB is registered to HNB GW (UE registration) with UE, and in this step or subsequent step with the U-RNTI of UE notice HNB GW, the U-RNTI of this UE of HNB GW record and the residing HNB of UE at present;
A, HNB GW do not know the information of the HNB that the mobility of target HNB is relevant; Target HNB sends the chain of command signaling message to HNB GW; This message can adopt HNBAP kind of message (like UE signaling message transfer), RUA kind of message; This chain of command signaling message carries the sign (like HNB identity or RNC Id) of target HNB at least, and the CellId list of the HNB relevant with target HNB mobility.HNB GW receives after this message; Send the chain of command signaling message to target HNB; This message can adopt HNBAP kind of message (like UE signaling message transfer), RUA kind of message, and this message is carried the sign (like HNB identity or RNC Id) of the HNB of each sub-district correspondence among the Cell Id list and the U-RNTI information of the UE that this sub-district is inserted at least; The CSG ID and the access module that can also comprise in addition, the HNB relevant in the chain of command signaling message with target HNB mobility;
B, HNB GW have known the information of the HNB relevant with target HNB mobility through the HNB registration process, and HNB GW sends the information of the U-RNTI of the UE that inserts respectively under sign (like HNB identity or RNCId) and these HNB of these HNB to target HNB; In addition, can also send CSG ID and access module and the Cell ID of these HNB to targetHNB; This information notice can be periodic, perhaps when information change, upgrade, perhaps by Event triggered (as certain HNB when preload excessive);
Step 203; The U-RNTI information of the HNB relevant that target HNB obtains according to the U_RNTI in the Cell Update RRC message and in step 201 with target HNB mobility; U-RNTI and these U-RNTI contrast with UE; The Serving RNC that draws UE is source HNB, and sends control signaling to source HNB through direct interface, carries UE in this signaling at least to the Cell-Update message of target HNB transmission, the Cell Id of target HNB; In addition; The sign (like HNB identity or Target RNC Id) that can also comprise target HNB in the control signaling; If target HNB is different with the CSG ID of source HNB, target HNB carried out access control or carried out access control through HNB GW or core net this moment;
Step 204 after source HNB receives the control signaling of step 203, determines to UE initiates the reorientation flow process, and does reorientation and prepare;
Step 206 is to step 207, and target HNB sends the cell update acknowledge message to user terminal, and user terminal sends the physical channel Reallocation Complete message, accomplishes the cell update flow process;
Step 208, target HNB notice HNB GW cell update is accomplished;
Step 209; Because cell update has taken place UE, HNB GW need notify and the relevant HNB of source HNB mobility, and this UE is not at source HNB; HNB GW also need notify the HNB relevant with the targetHNB mobility, and this UE has got into target HNB;
Embodiment three
The application scenarios of present embodiment is, target HNB obtains the routing iinformation of source HNB in advance through direct interface, to be used for the cell update flow process of user terminal; Source HNB and target HNB are connected to same HNB GW.The flow chart of the method that Fig. 5 obtains for the routing iinformation of the embodiment of the invention three, as shown in Figure 5, the method that the routing iinformation of this example obtains specifically may further comprise the steps:
Step 300b; UE initially is linked into source HNB; Source HNB is registered to HNB GW (UE registration) with UE, and in this step or subsequent step with the U-RNTI of UE notice HNB GW, the U-RNTI of this UE of HNB GW record and the residing HNB of UE at present;
Step 302b, UE sends Cell Update RRC message to target HNB;
Step 303, target HNB judges that according to the information of U-RNTI in the Cell Update message and acquisition in step 301 SRNC of UE is source HNB.If target HNB is different with the CSG ID of source HNB, target HNB can carry out access control or carry out access control through HNB GW or core net this moment.Can be linked at UE under the situation of Target HNB; Target HNB sends the chain of command signaling message through direct interface to source HNB, carries UE in this message at least to the Cell-Update message of target HNB transmission, the Cell Id of target HNB; The sign (like HNB identity or Target RNC Id) that can also comprise in addition, target HNB in the chain of command signaling message;
Step 304 after source HNB receives the control signaling of step 303, determines to UE initiates the reorientation flow process, and does reorientation and prepare;
Step 306 is to step 307, and target HNB sends the cell update acknowledge message to user terminal, and user terminal sends the physical channel Reallocation Complete message, accomplishes the cell update flow process;
Step 308, target HNB notice HNB GW cell update is accomplished;
Step 309; Because cell update has taken place UE, source HNB need notify and the relevant HNB of source HNB mobility, and this UE has left the coverage of source HNB; The corresponding relation of the U-RNTI of deletion sourceHNB and this UE; Target HNB need notify and the relevant HNB of source HNB mobility, and this UE has got into the coverage of target HNB, adds the corresponding relation of the U-RNTI of target HNB and this UE;
Embodiment four
The application scenarios of present embodiment is that UE carries source HNB in Cell Update message HNBIdentity is as routing iinformation, to be used for the cell update flow process of UE; Source HNB and target HNB are connected to same HNB GW.The flow chart of the method that Fig. 6 obtains for the routing iinformation of the embodiment of the invention four, as shown in Figure 6, the method that the routing iinformation of this example obtains specifically may further comprise the steps:
Step 400a; Source HNB and target HNB register to HNB GW; Information such as HNB Identity, Cell-Id, CSG-Id have been carried among the message HNBREGISTER REQUEST that sends; And according to the static configuration or the dynamic mode of address acquisition, set up direct interface between source HNB and the target HNB, this interface can be the direct interface that increases newly between common Iur interface or the HNB;
Step 400b; UE initially is linked into source HNB; Source HNB is registered to HNB GW (UE registration) with UE, and in this step or subsequent step with the U-RNTI of UE notice HNB GW, the U-RNTI of this UE of HNB GW record and the residing HNB of UE at present.
Step 401, UE gets into the CELL_FACH attitude, and owing to reasons such as mobile or wireless signal variation, UE has reselected to target HNB;
Step 402, UE sends Cell Update RRC message to target HNB, carries the HNB Identity of active HNB, the U-RNTI information of UE in the message; In addition, can also carry the CSG ID of cell-of-origin, the access identity information of UE in the Cell Update RRC message.This access identity information can let target HNB navigate to source HNB as routing iinformation in the step of back;
Step 403; Target HNB is according to the HNB Identity information of U_RNTI in the Cell Update RRC message and the source HNB in the step 402; The SRNC that judges UE is source HNB; If targetHNB is different with the CSG ID of source HNB, target HNB can carry out access control or carry out access control through HNB GW or core net this moment.Can be linked at UE under the situation of Target HNB, Target HNB to the source HNB message that sends control signaling, carries the Cell-Update message that UE sends to target HNB, the Cell Id of target HNB through direct interface at least in this message; The sign (like HNB identity or Target RNC Id) that can also comprise in addition, target HNB in the control signaling message;
Step 404, the reorientation flow process is initiated in source HNB decision, and does reorientation and prepare;
Step 405, source HNB initiates the reorientation flow process to target HNB, and this flow process is the same with existing procedure, repeats no more here;
Step 406 is to step 407, and target HNB sends the cell update acknowledge message to user terminal, and user terminal sends the physical channel Reallocation Complete message, accomplishes the cell update flow process;
Step 408, target HNB notice HNB GW cell update is accomplished.
Step 409, HNB GW initiate source HNB user terminal remove register flow path.This step is an optional step.
Fig. 7 is a kind of composition structural representation of base station from home of the present invention, and is as shown in Figure 7, and base station from home of the present invention comprises acquiring unit 70, receiving element 71, confirms unit 72, transmitting element 73 and initiate unit 74; Wherein,
Acquiring unit 70 is used to obtain the routing iinformation of the HNB relevant with HNB self mobility;
Receiving element 71 is used to receive the Cell Update RRC message of UE;
Confirm unit 72, be used for after receiving Cell Update RRC message, when confirming that according to the routing iinformation that is obtained the SRNC of said UE is source HNB, trigger transmitting element 73;
Transmitting element 73 is used for and sends the control signaling that is used for reorientation to said source HNB; Wherein, the sub-district of the said source HNB that said UE inserted is relevant with cell mobility among the said target HNB;
Initiate unit 74, be used for initiating reorientation to said UE to said target HNB.
Above-mentioned routing iinformation comprises that at least HNB is the U-RNTI of the UE distribution of access.
Above-mentioned routing iinformation can also be cell ID (Cell ID) and the closed user group id (CSG ID) of at least a of following information: HNB sign, radio network controller identifier (RNC ID), HNB.
On the basis of structure shown in Figure 7, base station from home of the present invention also comprises allocation units (not shown) and reports unit (not shown); Wherein,
Allocation units are used for after said UE is linked into source HNB, are the U-RNTI of said UE distribution; Or to obtain by HNB GW be that said UE distributes U-RNTI;
Report the unit, be used for reporting the U-RNTI that distributes into said UE to HNB GW;
Transmitting element 73 further sends the chain of command signaling message to said HNB GW, and this chain of command signaling message carries target HNB sign at least and needs one or more HNB signs of request U-RNTI information or the cell ID of said one or more HNB; Perhaps carry the U-RNTI of target HNB sign and UE;
The receiving element 71 further HNB of reception GW send the chain of command signaling message to said target HNB, and this chain of command signaling message carries one or more HNB signs of request U-RNTI information at least, or the U-RNTI of the UE of said one or more HNB sub-district access.
On the basis of structure shown in Figure 7, base station from home of the present invention also comprises allocation units (not shown) and reports unit (not shown); Wherein,
Allocation units are used for after said UE is linked into source HNB, are the U-RNTI of said UE distribution; Or to obtain by HNB GW be that said UE distributes U-RNTI;
Report the unit, be used for reporting the U-RNTI that distributes into said UE to HNB GW;
Receiving element 71 further receives said HNB GW and initiatively sends the chain of command signaling message to said target HNB, and this chain of command signaling message carries the U-RNTI of the UE that the sub-district of one or more HNB signs or said one or more HNB inserts at least.
On the basis of structure shown in Figure 7, base station from home of the present invention also comprises memory cell (not shown);
Transmitting element 73 further sends the chain of command signaling message through the interface between the HNB to the HNB relevant with this HNB mobility, carries the HNB sign of sending this message in the said message or carries HNB sign, the RNC ID that sends this message and the U-RNTI of the UE that the HNB that sends this message inserted;
Receiving element 71 further receives the HNB of message; Said memory cell is further stored the corresponding relation with the HNB sign.
On the basis of structure shown in Figure 7, base station from home of the present invention also comprises memory cell (not shown); Receiving element 71 further receives UE to the Cell Update RRC message that target HNB sends, and carries the U-RNTI of promising said UE distribution and the sign of source HNB in the said Cell Update RRC message;
Memory cell is used to store the sign of U-RNTI and the source HNB of said UE.
Fig. 8 forms structural representation for the another kind of base station from home of the present invention; As shown in Figure 8, base station from home of the present invention comprises allocation units 80, reports unit 81, receiving element 82, first transmitting element 83, second transmitting element 84, the 3rd transmitting element 85 and initiate unit 86; Wherein,
Allocation units 80 are used for after said UE is linked into source HNB, are the U-RNTI of said UE distribution;
Report unit 81, being used for reporting said source HNB to HNB GW is the U-RNTI that said UE distributes;
Receiving element 82 is used to receive the Cell Update RRC message that said UE sends;
First transmitting element 83 is used for after receiving Cell Update RRC message, sends the message be used to obtain routing iinformation to HNB GW, and it is the U-RNTI that said UE distributes that the said message that is used to obtain routing iinformation carries said source HNB at least;
Second transmitting element 84 is used at said HNB GW when inserting successfully, sends response message to said target HNB, and it is U-RNTI, the said source HNB sign that said UE distributes that said response message carries said source HNB at least;
The 3rd transmitting element 85 is used for sending the control signaling that is used for reorientation to said source HNB;
Initiate unit 86, be used for initiating reorientation to said UE to said target HNB.
It will be appreciated by those skilled in the art that Fig. 7 of the present invention and base station from home shown in Figure 8 are for the method that realizes aforesaid reorientation designs, the realization function of above-mentioned each processing unit can be with reference to the associated description of preceding method and is understood.The function of each processing unit among the figure can realize through the program that runs on the processor, also can realize through concrete logical circuit.
The present invention has put down in writing a kind of cell update system simultaneously, includes the network configuration by the base station from home networking, and its networking structure is identical with existing wireless network networking structure; Wherein, said base station from home is earlier figures 7 or base station from home shown in Figure 8.
The above is merely preferred embodiment of the present invention, is not to be used to limit protection scope of the present invention.
Claims (20)
1. the method for a cell update is characterized in that, base station from home (HNB) obtains the routing iinformation of the HNB relevant with self mobility; Said method comprises:
After target HNB receives cell update (the Cell Update RRC) message of user terminal UE; Confirm that according to the routing iinformation that is obtained the service wireless network controller (SRNC) of said UE is source HNB, and send the control signaling that is used for reorientation to said source HNB;
Said source HNB initiates the reorientation to said UE to said target HNB.
2. method according to claim 1 is characterized in that, said routing iinformation comprises the wireless temporary mark of the land radio access web of UE (U-RNTI) at least.
3. method according to claim 2; It is characterized in that said routing iinformation also comprises cell ID (Cell ID) and the closed user group id (CSG ID) of at least a of following information: HNB sign, radio network controller identifier (RNC ID), HNB.
4. method according to claim 1 is characterized in that, the routing iinformation that said HNB obtains the HNB relevant with self mobility is specially:
After said UE was linked into source HNB, it was the U-RNTI that said UE distributes that said source HNB reports said source HNB to home base-station gateway (HNB GW); Be that said UE distributes U-RNTI perhaps by said HNB GW;
Said target HNB sends the chain of command signaling message to said HNB GW, and this chain of command signaling message carries target HNB sign at least and the one or more HNBs relevant with target HNB mobility identify or the cell ID of said one or more HNB; Perhaps carry the U-RNTI of target HNB sign and UE;
Said HNB GW sends the chain of command signaling message to said target HNB, and this chain of command signaling message carries one or more HNB signs of request U-RNTI information at least, or the U-RNTI of the UE of said one or more HNB sub-district access.
5. method according to claim 1 is characterized in that, the routing iinformation that said HNB obtains the HNB relevant with self mobility is specially:
After said UE was linked into source HNB, it was the U-RNTI that said UE distributes that said source HNB reports said source HNB to HNB GW; Be that said UE distributes U-RNTI perhaps by said HNB GW;
Said HNB GW initiatively sends the chain of command signaling message to said target HNB, and this chain of command signaling message carries the U-RNTI of the UE that the sub-district of one or more HNB signs or said one or more HNB inserts at least.
6. method according to claim 1 is characterized in that, the routing iinformation that said HNB obtains the HNB relevant with self mobility is specially:
Each HNB, carries the HNB sign of sending this message or carries HNB sign, the RNC ID that sends this message and the U-RNTI of the UE that the HNB that sends this message inserted to sending the chain of command signaling message with the relevant HNB of self mobility through the direct interface between the HNB in the said chain of command signaling message;
The HNB that receives the chain of command signaling message stores the U-RNTI of UE and the corresponding relation of HNB sign.
7. method according to claim 1 is characterized in that, the routing iinformation that said HNB obtains the HNB relevant with self mobility is specially:
UE carries the U-RNTI of promising said UE distribution and the sign of source HNB in the Cell Update RRC message that target HNB sends;
Said target HNB stores the U-RNTI of said UE, the sign of source HNB.
8. method according to claim 1 is characterized in that, said target HNB through and said source HNB between interface send the control signaling that is used for reorientation to said source HNB; Perhaps, said target HNB transmits the control signaling that is used for reorientation through HNB GW to said source HNB.
9. according to claim 1 or 8 described methods, it is characterized in that the said control signaling that is used for reorientation carries the Cell ID of the sub-district of Cell Update RRC message, target HNB.
10. the method for a cell update is characterized in that, after UE was linked into source HNB, it was the U-RNTI that said UE distributes that said source HNB reports said source HNB to HNB GW; Said method comprises:
Target HNB sends the message that is used to obtain routing iinformation to HNB GW after receiving the Cell Update RRC message that said UE sends, and it is the U-RNTI that said UE distributes that the said message that is used to obtain routing iinformation carries said source HNB at least;
Said HNB GW sends response message to said target HNB when inserting successfully, it is U-RNTI, the said source HNB sign that said UE distributes that said response message carries said source HNB at least;
Said target HNB sends the control signaling that is used for reorientation to said source HNB;
Said source HNB initiates the reorientation to said UE to said target HNB.
11. a base station from home is characterized in that, said base station from home comprises acquiring unit, receiving element, confirms the unit, transmitting element and initiation unit; Wherein,
Acquiring unit is used to obtain the routing iinformation of the HNB relevant with HNB self mobility;
Receiving element is used to receive the Cell Update RRC message of UE;
Confirm the unit, when being used for confirming that according to the routing iinformation that is obtained the SRNC of said UE is source HNB, trigger transmitting element;
Transmitting element is used for and sends the control signaling that is used for reorientation to said source HNB; Wherein, the sub-district of the said source HNB that said UE inserted is relevant with cell mobility among the said target HNB;
Initiate the unit, be used for initiating reorientation to said UE to said target HNB.
12. base station from home according to claim 1 is characterized in that, said routing iinformation comprises that at least HNB is the U-RNTI of the UE distribution of access.
13. base station from home according to claim 12 is characterized in that, said routing iinformation also comprises Cell ID and the CSG ID of at least a of following information: HNB sign, RNC ID, HNB.
14. base station from home according to claim 11 is characterized in that, said base station from home also comprises allocation units and reports the unit; Wherein,
Allocation units are used for after said UE is linked into source HNB, for said UE distributes U-RNTI; Or to obtain by HNB GW be that said UE distributes U-RNTI;
Report the unit, be used for reporting the U-RNTI that distributes into said UE to HNB GW;
Said transmitting element further sends the chain of command signaling message to said HNB GW, and this chain of command signaling message carries target HNB sign at least and needs one or more HNB signs of request U-RNTI information or the cell ID of said one or more HNB; Perhaps carry the U-RNTI of target HNB sign and UE;
Said receiving element further receives HNB GW and sends the chain of command signaling message to said target HNB, and this chain of command signaling message carries one or more HNB signs of request U-RNTI information at least, or the U-RNTI of the UE of said one or more HNB sub-district access.
15. base station from home according to claim 11 is characterized in that, said base station from home also comprises allocation units and reports the unit; Wherein,
Allocation units are used for after said UE is linked into source HNB, are the U-RNTI of said UE distribution; Or to obtain by HNB GW be that said UE distributes U-RNTI;
Report the unit, be used for reporting the U-RNTI that distributes into said UE to HNB GW;
Said receiving element further receives said HNB GW and initiatively sends the chain of command signaling message to said target HNB, and this chain of command signaling message carries the U-RNTI of the UE that the sub-district of one or more HNB signs or said one or more HNB inserts at least.
16. base station from home according to claim 11 is characterized in that, said base station from home also comprises memory cell;
Said transmitting element; Further send the chain of command signaling message to the HNB relevant, carry the HNB sign of sending this message in the said message or carry HNB sign, the RNC ID that sends this message and the U-RNTI of the UE that the HNB that sends this message inserted with current HNB mobility through the interface between the HNB;
Said receiving element further receives the chain of command signaling message; Said memory cell is further stored the U-RNTI of UE and the corresponding relation of HNB sign.
17. base station from home according to claim 11 is characterized in that, said base station from home also comprises memory cell;
Said receiving element further receives UE to the Cell Update RRC message that target HNB sends, and carries the U-RNTI of promising said UE distribution and the sign of source HNB in the said Cell Update RRC message;
Memory cell is used to store the sign of U-RNTI and the source HNB of said UE.
18. a base station from home is characterized in that, said base station from home comprises allocation units, reports the unit, receiving element, first transmitting element, second transmitting element, the 3rd transmitting element and initiate the unit; Wherein,
Allocation units are used for after said UE is linked into source HNB, are the U-RNTI of said UE distribution;
Report the unit, being used for reporting said source HNB to HNB GW is the U-RNTI that said UE distributes;
Receiving element, be used to receive the fast UE Cell Update RRC message of sending;
First transmitting element is used for after receiving Cell Update RRC message, sends the message be used to obtain routing iinformation to HNB GW, and it is the U-RNTI that said UE distributes that the said message that is used to obtain routing iinformation carries said source HNB at least;
Second transmitting element is used at said HNB GW when inserting successfully, sends response message to said target HNB, and it is U-RNTI, the said source HNB sign that said UE distributes that said response message carries said source HNB at least;
The 3rd transmitting element is used for sending the control signaling that is used for reorientation to said source HNB;
Initiate the unit, be used for initiating reorientation to said UE to said target HNB.
19. a cell update system includes the network configuration by the base station from home networking, it is characterized in that, said base station from home is each described base station from home in the claim 11 to 17.
20. a cell update system includes the network configuration by the base station from home networking, it is characterized in that, said base station from home is the described base station from home of claim 18.
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