CN101730058A - Method, device and system for updating wireless capability - Google Patents
Method, device and system for updating wireless capability Download PDFInfo
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- CN101730058A CN101730058A CN200810217504A CN200810217504A CN101730058A CN 101730058 A CN101730058 A CN 101730058A CN 200810217504 A CN200810217504 A CN 200810217504A CN 200810217504 A CN200810217504 A CN 200810217504A CN 101730058 A CN101730058 A CN 101730058A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W8/00—Network data management
- H04W8/22—Processing or transfer of terminal data, e.g. status or physical capabilities
- H04W8/24—Transfer of terminal data
- H04W8/245—Transfer of terminal data from a network towards a terminal
Abstract
The embodiment of the invention discloses a method for updating a wireless capability, which comprises the following steps of: informing a mobile management entity (MME) that the GERAN/UTRAN capability of user equipment (UE) changes according to a non access layer (NAS) message sent by the UE which is in a connection state, initiating a process for inquiring the wireless capability of the UE according to an instruction for inquiring a user capability sent by the MME, and forwarding a wireless capability message sent by the UE to the MME so that the UE which is in the connection state can timely inform the MME to acquire a new wireless capability of the UE when the GERAN/UTRAN capability of the UE which is in the connection state changes and avoid a failure for Inter-RAT switching. The invention also provides a device for updating the wireless capability.
Description
Technical field
The present invention relates to wireless communication technology, relate in particular to a kind of updating wireless capability technology.
Background technology
LTE (Long Term Evolved, long-term evolving network) being a kind of mobile communications network of each manufacturer's active research in present 3GPP (the Third GenerationPartnership Project third generation partner program) tissue, is the evolvement network of UMTS (Universal Mobile Telecommunication System universal mobile telecommunications system).The purpose of LTE provides a kind of low-cost network that can reduce time delay, raising user data rate, increase power system capacity and covering, uses packet switch domain service, carrying IP packet.
In the prior art, UE in the LTE network (User Equipment subscriber equipment) is when wireless capability changes, and the method that UE notice MME (Mobility Management Entity mobile management entity) carries out updating wireless capability comprises:
If UE is in idle condition, GERAN (the Global System for Mobilecommunications/Enhanced Data rates for GSM Evolution Radio Access Network that then works as UE, GSM EDGE Radio Access Network)/UTRAN (Universal Mobile TelecommunicationSystem Terrestrial Radio Access Network, the UMTS Terrestrial radio access network network) when ability changes, UE initiates the TAU process, indication MME initiates the query script of UE wireless capability, upgrades the UE wireless capability that MME preserves;
Perhaps, no matter UE is in idle condition or connection status, when the E-UTRAN of UE ability changed, UE upgraded the UE wireless capability that MME preserves by initiating the query script of Detach (cancellation) and Re-attach (re-registering) trigger flow MME initiation UE wireless capability.
In realizing process of the present invention, the inventor finds that there are the following problems at least in the prior art: when the GERAN/UTRAN of the UE that is in connection status ability changes, MME can't obtain up-to-date UE wireless capability, thereby causes Inter-RAT (spanning into system) handoff failure.
Summary of the invention
The embodiment of the invention provides a kind of method, Apparatus and system of updating wireless capability, makes the UE that is in connection status in time to notify MME to obtain the new wireless capability of UE when its GERAN/UTRAN ability changes.
The embodiment of the invention discloses a kind of method of updating wireless capability, comprising: according to the non access stratum NAS message that the user equipment (UE) that is in connection status sends, the GERAN/UTRAN ability of the above-mentioned UE of notice mobile management entity MME changes; The wireless capability of above-mentioned UE is inquired about in the indication of the inquiring user capacity of equipment that sends according to above-mentioned MME; Send the wireless capability message of above-mentioned UE to above-mentioned MME.
The embodiment of the invention discloses a kind of mobile management entity MME, comprising: receiving element is used to receive the NAS message that the UE that is in connection status sends when the GERAN/UTRAN ability changes; Trigger query unit, be used for sending the indication of inquiring user capacity of equipment, thereby trigger the wireless capability query script of eNB above-mentioned UE to eNB (base station of base station/evolution of E-UTRAN NodeB EUTRAN); Updating block is used to receive the wireless capability message of the above-mentioned UE that above-mentioned eNB sends.
The embodiment of the invention also discloses a kind of base station eNB of evolution, comprising: Transmit-Receive Unit is used to receive the NAS message that the UE that is in connection status sends, and gives MME with this NAS forwards when the GERAN/UTRAN ability changes; Query unit is used for the indication according to the inquiring user capacity of equipment of above-mentioned MME transmission, inquires about the wireless capability of above-mentioned UE; Updating block is used for sending to above-mentioned MME the wireless capability message of above-mentioned UE.
The embodiment of the invention discloses a kind of system of updating wireless capability, comprise the network side that can communicate with user equipment (UE), this network side further comprises base station eNB, the mobile management entity MME of evolution:
This eNB is used to receive the NAS message that the above-mentioned UE that is in connection status sends when the GERAN/UTRAN ability changes, give above-mentioned MME with this NAS forwards; The wireless capability of above-mentioned UE is inquired about in the indication of the inquiring user capacity of equipment that sends according to above-mentioned MME; Send the wireless capability message of above-mentioned UE to above-mentioned MME;
This MME is used to receive the NAS message that the above-mentioned UE that is in connection status that above-mentioned eNB sends sends when the GERAN/UTRAN ability changes; Send the indication of inquiring user capacity of equipment to above-mentioned eNB; Receive the wireless capability message of the above-mentioned UE of above-mentioned eNB forwarding.
By relatively finding that a technical scheme in the technique scheme compared with prior art has following advantage or beneficial effect:
In the embodiment of the invention, by the non access stratum NAS message that sends according to the user equipment (UE) that is in connection status, the GERAN/UTRAN ability of this UE of notice mobile management entity MME changes; The wireless capability query script to UE is initiated in the indication of the inquiring user ability that sends according to MME; Transmit the wireless capability message that UE sends to MME; Make the UE that is in connection status when its GERAN/UTRAN ability changes, in time to notify MME to obtain the new wireless capability of UE, avoid the Inter-RAT handoff failure.
Description of drawings
The method flow diagram of the updating wireless capability that Fig. 1 is provided for the embodiment of the invention 1;
The method flow diagram of the updating wireless capability that Fig. 2 is provided for the embodiment of the invention 2;
The method flow diagram of the updating wireless capability that Fig. 3 is provided for the embodiment of the invention 3;
The method flow diagram of the updating wireless capability that Fig. 4 is provided for the embodiment of the invention 4;
The method flow diagram of the updating wireless capability that Fig. 5 is provided for the embodiment of the invention 5;
The method flow diagram of the updating wireless capability that Fig. 6 is provided for the embodiment of the invention 6;
Fig. 7 is the device schematic diagram according to the updating wireless capability of the embodiment of the invention;
Fig. 8 is the eNB structural representation according to the embodiment of the invention;
Fig. 9 is the system configuration schematic diagram according to the updating wireless capability of the embodiment of the invention.
Embodiment
For the purpose, technical scheme and the advantage that make the embodiment of the invention is clearer, various embodiments of the present invention are described in further detail below in conjunction with accompanying drawing.
The method of the updating wireless capability that the embodiment of the invention provided, mainly comprise: when the GERAN/UTRAN of the UE that is in connection status ability changes, UE uses NAS (None Access Stratum Non-Access Stratum) flow process, as TAU (renewal of Tracking Area Update position) flow process, or ServiceRequest (service request) flow process notifies its GERAN/UTRAN ability of MME to change, in the interface message between eNB and MME, increase the indication information that MME sends to eNB, notice eNB initiates the query script of UE wireless capability, and the result who inquires about is reported MME.This indication information can use some field or other modes in the parameter in the existing message, the parameter that increases newly, the existing parameter, realizes as other message or newly-increased message.Below said method is described in detail.
Figure 1 shows that the method flow diagram of the updating wireless capability of the embodiment of the invention 1, specifically comprise:
Step 101, basis are in the NAS message of the UE transmission of connection status, and the GERAN/UTRAN ability of notice MME:UE changes.
Above-mentioned NAS message can be: TAU message, or Service Request message.
The indication of step 102, the inquiring user ability that sends according to MME, the wireless capability of inquiry UE.
Step 103, send the wireless capability message that UE sends to MME.
Above-mentioned wireless capability message can be the wireless capability of UE, perhaps represents the information of UE wireless capability.
Figure 2 shows that the method flow diagram of the updating wireless capability of the embodiment of the invention 2, specifically comprise:
UE is by RRC (control of Radio Resource Control Radio Resource) message: UL InformationTransfer (uplink information transmission) transmits this NAS message.
After step 202, eNB receive this RRC message, transmit above-mentioned NAS message to MME by S1-AP (S1-Application Protocol S1 interface application protocol) message: UPLINK NAS TRANSPORT (up Non-Access Stratum transmission).
After step 203, MME receive TAU Request message, find that the wireless capability of UE changes, then trigger eNB and initiate UE wireless capability query script.
This trigger process is: MME sends TAU Accept (position is upgraded and accepted) message to UE, and this message is by S1-AP message: DOWNLINK NAS TRANSPORT (descending Non-Access Stratum transmission) transmits; MME increases new IE (InformationElement information element) in DOWNLINK NAS TRANSPORT message: UE Capability Enquire Indicator (UE capability inquiry indication), trigger eNB and initiate UE wireless capability query script.
After step 207, eNB receive the wireless capability of UE transmission, send UE CAPABILITYINFO INDICATION (capability information of user facility indication) message to MME, the wireless capability that UE is new reports MME, thereby finishes the updating wireless capability process.
MME can store new UE wireless capability after receiving UE CAPABILITY INFO INDICATION message.
Of particular note, step 204,205 does not have inevitable precedence relationship in the foregoing description 2 on execution sequence.
Figure 3 shows that the method flow diagram of the updating wireless capability of the embodiment of the invention 3, specifically comprise:
Step 301,302 and embodiment 2 in step 201,202 basic identical, do not repeat them here.
Step 303b, MME send UE CONTEXT MODIFICATION REQUEST (customer equipment context is revised request) message to eNB, and in this message, increasing new IE:UE Capability EnquireIndicator, indication eNB triggers UE wireless capability query script.
Step 303c, eNB send UE CONTEXT MODIFICATION RESPONSE (customer equipment context is revised response) to MME, and clear and definite eNB has correctly received this UE capability inquiry indication.
Of particular note, step 303a, 303b do not have inevitable precedence relationship in the foregoing description 3 on execution sequence; Step 304,305 does not have inevitable precedence relationship on execution sequence.
Figure 4 shows that the method flow diagram of the updating wireless capability of the embodiment of the invention 4, specifically comprise:
Step 401,402 and embodiment 2 in step 201,202 basic identical, do not repeat them here.
Of particular note, step 403a, 403b do not have inevitable precedence relationship in the foregoing description 4 on execution sequence; Step 404,405 does not have inevitable precedence relationship on execution sequence.
Figure 5 shows that the method flow diagram of the updating wireless capability of the embodiment of the invention 5, specifically comprise:
Step 501, when the GERAN/UTRAN ability that is in connection status UE changes, UE sends NAS message to MME: Service Request message, and in this message, increasing new IE:UECapability Update (UE capability renewal), its wireless capability of notice MME changes.
UE is by RRC message: UL Information Transfer transmits this NAS message.
After step 502, eNB receive this RRC message, by S1-AP message: UPLINK NASTRANSPORT transmits above-mentioned NAS message to MME.Carry UE CapabilityUpdate (UE capability renewal) in this NAS message.
Step 503a, MME receive Service Request message, indicate according to IE:UE Capability Update, the wireless capability of finding UE changes, send UE CONTEXTMODIFICATION REQUEST message to eNB, and in this message, increase new IE:UE CapabilityEnquire Indicator, trigger eNB and initiate UE wireless capability query script.
Step 503b, eNB send UE CONTEXT MODIFICATION RESPONSE to MME, and clear and definite eNB has correctly received this UE capability inquiry indication.
After step 506, eNB receive the wireless capability of UE transmission, send UE CAPABILITYINFO INDICATION (using and the device capability information indication) message to MME, the wireless capability that UE is new reports MME, thereby finishes the updating wireless capability process.
MME can store new UE wireless capability after receiving UE CAPABILITY INFO INDICATION message.
Figure 6 shows that the method flow diagram of the updating wireless capability of the embodiment of the invention 6, specifically comprise:
Step 601,602 and embodiment 5 in step 501,502 basic identical, do not repeat them here.
Step 504～506 are basic identical among step 604～606 and the embodiment 5, do not repeat them here.
Of particular note, in above each embodiment, the title of each information and indication: as UECapability Enquire Indicator, UE Capability Update, UE CAPABILITY INFOENQUIRE etc., only be to adopt for convenience of description, representative plays the message of various different corresponding functions in information interactive process, can not limit embodiment of the invention applicable scope, promptly in some system, perhaps do not adopt these titles, perhaps message send the sequencing that receives different with the embodiment of the invention, but, can not think thus that the technical scheme in the embodiment of the invention can not be applicable to these systems.
One of ordinary skill in the art will appreciate that, all or part of step in the various embodiments described above can realize by the relevant hardware of program command, described program can be stored in the computer read/write memory medium, and described storage medium can be ROM/RAM, magnetic disc, CD etc.
Figure 7 shows that a kind of mobile management entity MME that the embodiment of the invention 7 provides, specifically comprise: receiving element 701, trigger query unit 702, updating block 703, wherein:
Receiving element 701 is used to receive the NAS message that the UE that is in connection status sends when the GERAN/UTRAN ability changes.
This NAS message can be: TAU message, or Service Request message.UE utilizes the wireless capability of this NAS message informing MME:UE that change has taken place.
Trigger query unit 702, be used for sending the indication of inquiring user capacity of equipment, thereby trigger the wireless capability query script of eNB UE to eNB.
This triggering query unit 702 can comprise: inquiry indication adding device and inquiry indication transmitting element.
Wherein, inquiry indication adding device, be used for when the above-mentioned NAS message of receiving element 701 receptions is TAU message, UE capability inquiry indication is added in the descending Non-Access Stratum message transfer, perhaps UE capability inquiry indication is added customer equipment context and revise in the request, perhaps generate the Indication message of an independent inquiring user capacity of equipment: the capability information of user facility query messages; When perhaps the above-mentioned NAS message that receives when receiving element 701 is Service Request message, UE capability inquiry indication is added customer equipment context revise in the request, perhaps generate the Indication message of an independent inquiring user capacity of equipment: the capability information of user facility query messages.
Inquire about the indication transmitting element, be used for sending the indication of the inquiring user capacity of equipment of inquiry indication adding device generation, thereby trigger the query script of eNB the UE wireless capability to eNB.
Updating block 703 is used to receive the wireless capability message of the UE that eNB sends.
This MME may further include: memory cell is used for the wireless capability message of the UE that storage update unit 703 receives.
Above-mentioned wireless capability message can be the wireless capability of UE, perhaps represents the information of UE wireless capability.
Figure 8 shows that a kind of eNB that the embodiment of the invention 7 provides, specifically comprise: Transmit-Receive Unit 801, query unit 802, updating block 803, wherein:
Transmit-Receive Unit 801 is used to receive the NAS message that the UE that is in connection status sends when the GERAN/UTRAN ability changes, and gives MME with this NAS forwards.
Query unit 802 is used for the indication according to the inquiring user capacity of equipment of MME transmission, the wireless capability of inquiry UE.
Updating block 803 is used for the wireless capability message to MME transmission UE.
Above-mentioned wireless capability message can be the wireless capability of UE, perhaps represents the information of UE wireless capability.
Introduce the mobile communcations system embodiment that the embodiment of the invention relates to below, this system can realize as the step described in the above-mentioned method embodiment, be understandable that, this system in the embodiment of the invention can also comprise other numerous entities of realizing communication function, belong to normalized technology in the communications field for the technology that may disclose in other prior art, repeat no more details in the present embodiment; But, only pointed out major part in this system here in order to introduce the implementation in the embodiment of the invention.See also Fig. 9, the system of this updating wireless capability comprises the network side that can communicate with user equipment (UE) 901, wherein:
Network side comprises: the base station eNB 902 of evolution, mobile management entity MME 903.
The base station eNB 902 of evolution is used to receive the NAS message that the UE901 that is in connection status sends when the GERAN/UTRAN ability changes, give MME903 with this NAS forwards; The indication of the inquiring user capacity of equipment that sends according to MME903, the wireless capability of inquiry UE901; Send the wireless capability message of UE901 to MME903.
Mobile management entity MME 903 is used to receive the NAS message that the UE901 that is in connection status that eNB902 sends sends when the GERAN/UTRAN ability changes; Send the indication of inquiring user capacity of equipment to eNB902; Receive the wireless capability message of the UE901 of eNB902 forwarding.
Above-mentioned wireless capability message can be the wireless capability of UE, perhaps represents the information of UE wireless capability.
By the method that the embodiment of the invention provides, make the UE that is in connection status when its GERAN/UTRAN ability changes, in time to notify MME to obtain the new wireless capability of UE, avoid the Inter-RAT handoff failure.
Each functional unit in each embodiment of the present invention can be integrated in the processing module, also can be that the independent physics in each unit exists, and also can be integrated in the module two or more unit.Above-mentioned integrated module both can adopt the form of hardware to realize, also can adopt the form of software function module to realize.If described integrated module realizes with the form of software function module and during as independently production marketing or use, also can be stored in the computer read/write memory medium.The above-mentioned storage medium of mentioning can be a read-only memory, disk or CD etc.
Accompanying drawing and associated description are not to be used to limit protection scope of the present invention just for principle of the present invention is described.For example, the message name in the various embodiments of the present invention can change according to the different of network to some extent with entity, and some message also can be omitted.Therefore, all any modifications of being done within the spirit and principles in the present invention, be equal to replacement, improvement etc., all be included in protection scope of the present invention.
Though by with reference to some preferred embodiment of the present invention, the present invention is illustrated and describes, those of ordinary skill in the art should be understood that and can do various changes to it in the form and details, and without departing from the spirit and scope of the present invention.
Claims (10)
1. the method for a updating wireless capability is characterized in that, comprising:
According to the non access stratum NAS message that the user equipment (UE) that is in connection status sends, the GSM EDGE Radio Access Network GERAN/UMTS terrestrial access network UTRAN ability of the described UE of notice mobile management entity MME changes;
The wireless capability of described UE is inquired about in the indication of the inquiring user capacity of equipment that sends according to described MME;
Send the wireless capability message of described UE to described MME.
2. according to the described method of claim 1, it is characterized in that described NAS message is specially:
TAU message, perhaps service request Service Request message are upgraded in the position.
3. according to the described method of claim 2, it is characterized in that when described NAS message was TAU message, the indication of the inquiring user capacity of equipment that described MME sends was specially:
Be carried at the UE capability inquiry indication in the descending Non-Access Stratum message transfer;
Perhaps, the UE capability inquiry that is carried in the customer equipment context modification request is indicated;
Perhaps, capability information of user facility query messages.
4. according to the described method of claim 2, it is characterized in that when described NAS message was ServiceRequest message, the non access stratum NAS message that described user equipment (UE) sends specifically comprised:
UE capability upgrades indication information.
5. according to the described method of claim 4, it is characterized in that the indication of the inquiring user capacity of equipment that described MME sends is specially:
Be carried at the UE capability inquiry indication in the customer equipment context modification request;
Perhaps, capability information of user facility query messages.
6. a mobile management entity MME is characterized in that, comprising:
Receiving element is used to receive the NAS message that the UE that is in connection status sends when the GERAN/UTRAN ability changes;
Trigger query unit, be used for sending the indication of inquiring user capacity of equipment, thereby trigger the wireless capability query script of described eNB described UE to eNB;
Updating block is used to receive the wireless capability message of the described UE that described eNB sends.
7. according to the described MME of claim 6, it is characterized in that described triggering query unit comprises:
Inquiry indication adding device, be used for when the described NAS message of described receiving element reception is TAU message, UE capability inquiry indication is added in the descending Non-Access Stratum message transfer, perhaps UE capability inquiry indication is added customer equipment context and revise in the request, perhaps generate the Indication message of an independent inquiring user capacity of equipment: the capability information of user facility query messages;
Perhaps, when the described NAS message of described receiving element reception is Service Request message, UE capability inquiry indication is added customer equipment context revise in the request, perhaps generate the Indication message of an independent inquiring user capacity of equipment: the capability information of user facility query messages;
Described inquiry indication transmitting element is used for sending to described eNB the indication of the inquiring user capacity of equipment of described inquiry indication adding device generation, triggers the query script of described eNB to the UE wireless capability.
8. according to any described MME in the claim 6,7, it is characterized in that, further comprise:
Memory cell is used for the wireless capability message of the described UE that the storage update unit receives.
9. the base station eNB of an evolution is characterized in that, comprising:
Transmit-Receive Unit is used to receive the NAS message that the UE that is in connection status sends when the GERAN/UTRAN ability changes, and gives MME with described NAS forwards;
Query unit is used for the indication according to the inquiring user capacity of equipment of described MME transmission, inquires about the wireless capability of described UE;
Updating block is used for sending to described MME the wireless capability message of described UE.
10. the system of a updating wireless capability comprises the network side that can communicate with user equipment (UE), it is characterized in that described network side further comprises base station eNB, the mobile management entity MME of evolution:
Described eNB is used to receive the NAS message that the described UE that is in connection status sends when the GERAN/UTRAN ability changes, give described MME with described NAS forwards; The wireless capability of described UE is inquired about in the indication of the inquiring user capacity of equipment that sends according to described MME; Send the wireless capability message of described UE to described MME;
Described MME is used to receive the NAS message that the described UE that is in connection status that described eNB sends sends when the GERAN/UTRAN ability changes; Send the indication of inquiring user capacity of equipment to described eNB; Receive the wireless capability message of the described UE of described eNB forwarding.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810217504A CN101730058A (en) | 2008-10-30 | 2008-10-30 | Method, device and system for updating wireless capability |
| PCT/CN2009/073622 WO2010048834A1 (en) | 2008-10-30 | 2009-08-28 | Method for updating radio capability, equipment and system thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN200810217504A CN101730058A (en) | 2008-10-30 | 2008-10-30 | Method, device and system for updating wireless capability |
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| CN101730058A true CN101730058A (en) | 2010-06-09 |
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| CN200810217504A Pending CN101730058A (en) | 2008-10-30 | 2008-10-30 | Method, device and system for updating wireless capability |
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| CN102223678A (en) * | 2011-07-06 | 2011-10-19 | 新邮通信设备有限公司 | Method for base station to obtain capacity information of user equipment |
| CN102291805A (en) * | 2010-06-21 | 2011-12-21 | 中兴通讯股份有限公司 | Method and system for selecting mobility management entity (MME) |
| CN102761936A (en) * | 2012-07-04 | 2012-10-31 | 中兴通讯股份有限公司 | Method for base station to report UE (user experience) capability, base station and system |
| WO2013091665A1 (en) * | 2011-12-20 | 2013-06-27 | Nokia Siemens Networks Oy | Ue wireless capability change indication |
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| WO2010048834A1 (en) | 2010-05-06 |
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