CN103220721A - Report method of wireless access capacity and base station, strategy control method and strategy control system - Google Patents
Report method of wireless access capacity and base station, strategy control method and strategy control system Download PDFInfo
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- CN103220721A CN103220721A CN2012100188967A CN201210018896A CN103220721A CN 103220721 A CN103220721 A CN 103220721A CN 2012100188967 A CN2012100188967 A CN 2012100188967A CN 201210018896 A CN201210018896 A CN 201210018896A CN 103220721 A CN103220721 A CN 103220721A
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- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
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- H04W92/04—Interfaces between hierarchically different network devices
- H04W92/045—Interfaces between hierarchically different network devices between access point and backbone network device
Abstract
The invention provides a report method of wireless access capacity. According to the report method, the base station reports the wireless access capacity information of the base station to a mobile management unit. The invention further provides a strategy control method which includes the steps: the mobile management unit receives the wireless access capacity information of user equipment reported by the base station; the mobile management unit reports parameters to a strategy charging role function entity through a core network gateway, wherein the parameters comprise the wireless access capacity information; the strategy charging role function entity generates strategy information for the user equipment according to the parameters. The invention further provides the base station and a strategy control system.
Description
Technical field
The present invention relates to moving communicating field, be specifically related to a kind of wireless access capability report method and base station, policy control method and system.
Background technology
In order to keep the competitiveness of 3-G (Generation Three mobile communication system) in the communications field, speed is faster, time delay is lower, the mobile communication service of personalization more for the user provides, simultaneously, reduce operating cost of operator, 3GPP (3rd Generation Partnership Project, third generation partner program) the standard operation group just is being devoted to the evolved packet system research of (Evolved Packet System is called for short EPS).
The operator that causes disposing the 3GPP network originally that pours in of a large amount of in recent years large-data operations experiences very big flash pressure, the WLAN that frequency range is free (Wireless Local Area Network, WLAN (wireless local area network)) transmission rate of eating dishes without rice or wine that technology improves constantly has attracted the attention of 3GPP Virtual network operator, operator wishes to borrow the spread spectrum of the WLAN capacity of eating dishes without rice or wine, and guarantees user experience on this basis.At present, WLAN is linked into the 3GPP core net as wireless access technology independently, and this causes the 3GPP Virtual network operator need dispose extra network element supporting WLAN to insert, and therefore needing extra operation cost comes operation and maintenance.Therefore consider LTE and WLAN fusion both can have been enlarged wireless processing capacity, also can guarantee the requirement of customer service at QoS (Quality of Service, service quality), mobility, safety and aspect such as energy-conservation.The fusion mode of wherein a kind of LTE and WLAN begins to be admitted by operator, that is: LTE inserts as main, and the access control of terminal, authentication etc. all insert by LTE and finish; WLAN inserts as subordinate, can enlarge bandwidth of air-interface, reaches to reduce the LTE load.Fig. 1 has provided the configuration diagram of this deployment way.
As shown in Figure 1, whole EPS system is divided into wireless access network and core net two parts.In core net, comprised home subscriber server (Home Subscriber Server, abbreviate HSS as), Mobility Management Entity (Mobility Management Entity, abbreviate MME as), Serving GPRS Support Node (Serving GPRS Support Node, abbreviate SGSN as), policy charging rule function (Policy and Charging Rule Function, abbreviate PCRF as), gateway (Serving Gateway, abbreviate S-GW as), packet data gateway (PDN Gateway, abbreviate P-GW as) and packet data network (Packet Data Network, packet data network), ordinary base station, joint base station.The each several part function is described in detail in detail below:
Home subscriber server is the permanent storage place of user contracting data, is positioned at the home network that the user contracts;
Mobility Management Entity, be the storage place of user contracting data, be responsible for the Non-Access Stratum signaling management of terminal to network, the safety verification function of terminal, mobile management, the tracking under user's idle pulley and the paging management function and the bearer management of terminal in current network;
Serving GPRS Support Node is the business support point of GERAN and UTRAN user access core network network, and is similar with Mobility Management Entity on the function, is responsible for user's functions such as position renewal, paging management and bearer management;
Gateway is the gateway that core net arrives wireless system, is responsible for terminal to the user plane bearer of core net, the metadata cache under the terminal idle pulley, function, Lawful Interception and grouped data route and the forwarding capability that network side is initiated service request; Gateway is responsible for adding up the situation that user terminal uses wireless network, and produces the ticket that terminal is used wireless network, sends charging gateway to;
Packet data gateway, it is the gateway of evolution system and this system's external packet data network, it is connected on internet and the packet data network, functions such as Internet protocol (Internet Protocol the abbreviates IP as) address assignment of responsible terminal, billing function, grouping packet filtering, policy control;
Packet data network is the IP operation network of operator, and this network provides IP service by the core net of operator for the user;
Policy charging rule functional entity is a server of being responsible for providing charging control, the control of online credit, thresholding control, service quality (Quality of Service abbreviates QoS as) tactful aspect rule in the evolution system;
Ordinary base station (NodeB/RNC, Radio Network Control or eNodeB) mainly is responsible for the transmitting-receiving of wireless signal, by air interface and terminal contact, Radio Resource, scheduling of resource, the access control of management air interface;
Joint base station, referred to the ordinary base station of above-mentioned WLAN access function integrated, except the function of ordinary base station, the data traffic of eating dishes without rice or wine can also be diverted in the WLAN access, and two kinds of access technologies are carried out functions such as RRM, scheduling of resource, access control.
Above-mentioned Serving GPRS Support Node is the SGSN that upgraded, can support and gateway between the S4 interface, and and mobility management unit between adopt the GTPv2 agreement to carry out intercommunication.And the PS territory network architecture and Fig. 1 are different for the SGSN that supports the 3G core net.This moment, SGSN adopted gn interface to link to each other with MME, and the GTPv1 agreement is adopted in intercommunication.SGSN can not link to each other with gateway, is connected to Gateway GPRS Support Node (Gateway GPRS Support Node is called for short GGSN) by gn interface and directly carries out the packet data network visit.
In the prior art, policy charging rule functional entity can be formulated different charging and qos policy according to different situations, for example the positional information that inserts according to different access technologies, according to UE etc. is formulated different strategies, and with this policy distribution to corresponding network element, PGW/GGSN for example, these strategies are carried out by respective network elements in base stations etc.Formulate these tactful in, policy charging rule functional entity is not considered the ability of wireless net member, this mainly is that ordinary base station is merely able to support a kind of access technology because in the prior art, the ability of wireless net member mainly is directly related with access technology.Yet owing to introduced joint base station, access technology and base station ability no longer are to concern one to one.Can cause like this, what policy charging rule functional entity was formulated is tactful not accurate enough, can not be adapted to the framework of this new introducing fully.In addition, when formulating corresponding strategies for UE at present, only consider the ability of UE itself, do not considered the ability of wireless access network element.
In addition, at present how joint base station is determined with data distribution to the WLAN access the definition that Shang Weiyou is clear and definite.
Summary of the invention
The technical problem to be solved in the present invention is to propose a kind of wireless access capability report method, policy control method, base station and system, the accurate formulation and the execution of implementation strategy.
In order to address the above problem, the invention provides a kind of wireless access capability report method, comprising:
The base station reports its wireless access capability information to mobile management unit.
Further, said method also can have following characteristics, one or more report its wireless access capability information of described base station in following message:
The request of connecting, the initial user equipment message, configuration information update, handoff request replys, switch finish, the path conversion request.
Further, said method also can have following characteristics, and described wireless access capability information comprises: whether described base station supports multiple wireless access capability, and/or, the concrete wireless access capability of being supported.
The present invention also provides a kind of policy control method, comprising:
The wireless access capability information that the base station that mobile management unit reception subscriber equipment inserts reports reports parameter by the core net gateway to policy charging rule functional entity, comprises described wireless access capability information in the described parameter;
Described policy charging rule functional entity is the described subscriber equipment information of generating strategy according to described parameter.
Further, said method also can have following characteristics, also comprises the information that the data that whether allow described subscriber equipment are shunted from the specific wireless Access Network in the described parameter.
Further, said method also can have following characteristics, described method also comprises, described mobile management unit obtains the information that the described data that whether allow described subscriber equipment are shunted from the specific wireless Access Network from the CAMEL-Subscription-Information of this locality configuration or described subscriber equipment.
Further, said method also can have following characteristics, and described method also comprises:
Described policy charging rule functional entity is issued to described mobile management unit with described policy information by described core net gateway;
Described mobile management unit sends to described base station with described policy information.
Further, said method also can have following characteristics, and described method also comprises:
Also comprise the shunting indication information in the described policy information;
Described base station also determines whether shunt according to the shunting indication information in the described policy information, and, the concrete shunting mode during shunting.
Further, said method also can have following characteristics, and described shunting indication information is one of following:
Indicate whether to allow shunting based on subscriber equipment;
Each carrying based on subscriber equipment indicates whether to allow shunting;
Each data flow based on subscriber equipment indicates whether to allow shunting.
Further, said method also can have following characteristics, and described mobile management unit sends to policy charging rule functional entity with described parameter by the core net gateway under following situation:
Described mobile management unit is in the wireless access capability information that receives the base station that described subscriber equipment inserts first, perhaps, the wireless access capability information change of the base station that described subscriber equipment inserts, perhaps, described mobile management unit is the target mobile management unit after described subscriber equipment switches, and described parameter is sent to described policy charging rule functional entity by described core net gateway during the wireless access capability information change of the base station that described subscriber equipment inserts before and after switching.
Further, said method also can have following characteristics, and described wireless access capability information comprises: whether described base station supports multiple wireless access capability, and/or, the concrete wireless access capability of being supported.
The present invention also provides a kind of base station, and described base station comprises: ability reports the unit, is used for reporting its wireless access capability information to mobile management unit.
Further, above-mentioned base station also can have following characteristics, and described ability reports one or more report its wireless access capability information of unit in following message:
The request of connecting, the initial user equipment message, configuration information update, handoff request replys, switch finish, the path conversion request.
Further, above-mentioned base station also can have following characteristics, and described wireless access capability information comprises: whether described base station supports multiple wireless access capability, and/or, the concrete wireless access capability of being supported.
The present invention also provides a kind of policy controlling system, comprises mobile management unit and policy charging rule functional entity, wherein:
Described mobile management unit is used for: the wireless access capability information that the base station that the reception subscriber equipment inserts reports, report parameter by the core net gateway to policy charging rule functional entity, and comprise described wireless access capability information in the described parameter;
Described policy charging rule functional entity is used for: according to described parameter is the described subscriber equipment information of generating strategy.
Further, said system also can have following characteristics, also comprises the information that the data that whether allow described subscriber equipment are shunted from the specific wireless Access Network in the described parameter.
Further, said system also can have following characteristics, and described mobile management unit also is used for: obtain the information that the described data that whether allow described subscriber equipment are shunted from the CAMEL-Subscription-Information of this locality configuration or described subscriber equipment from the specific wireless Access Network.
Further, said system also can have following characteristics, and described policy charging rule functional entity also is used for: described policy information is issued to described mobile management unit by described core net gateway;
Described mobile management unit also is used for: described policy information is sent to described base station.
Further, said system also can have following characteristics, and described system also comprises the base station;
Comprise the shunting indication information in the described policy information;
Described base station is used for: whether the shunting indication information decision according to described policy information shunts, and, the concrete shunting mode during shunting.
Further, said system also can have following characteristics, and described shunting indication information is one of following:
Indicate whether to allow shunting based on subscriber equipment;
Each carrying based on subscriber equipment indicates whether to allow shunting;
Each data flow based on subscriber equipment indicates whether to allow shunting.
Further, said system also can have following characteristics, and described mobile management unit is to be used under following situation described wireless access capability information being sent to policy charging rule functional entity by the core net gateway:
Described mobile management unit is in the wireless access capability information that receives the base station that described subscriber equipment inserts first, perhaps, the wireless access capability information change of the base station that described subscriber equipment inserts, perhaps, described mobile management unit is the target mobile management unit after described subscriber equipment switches, and described parameter is sent to described policy charging rule functional entity by described core net gateway during the wireless access capability information change of the base station that described subscriber equipment inserts before and after switching.
Further, said system also can have following characteristics, and described wireless access capability information comprises: whether described base station supports multiple wireless access capability, and/or, the concrete wireless access capability of being supported.
The present invention can realize carrying out policy control based on the wireless access capability of base station, and the flow-dividing control under the multiple access capability.
Description of drawings
Fig. 1 is the structural representation of evolution grouping domain system;
Fig. 2 utilizes the present invention, realizes the mode one that base station ability reports;
Fig. 3 utilizes the present invention, realizes the mode two that base station ability reports;
Fig. 4 utilizes the present invention, realizes the mode three that base station ability reports;
Fig. 5 utilizes the present invention, realizes the mode four that base station ability reports;
Fig. 6 utilizes the present invention, realizes the mode five that base station ability reports;
Fig. 7 utilizes the present invention, realizes the mode six that base station ability reports;
Fig. 8 utilizes the present invention, realizes the mode seven that base station ability reports.
Embodiment
For making the purpose, technical solutions and advantages of the present invention clearer, hereinafter will be elaborated to embodiments of the invention in conjunction with the accompanying drawings.Need to prove that under the situation of not conflicting, embodiment among the application and the feature among the embodiment be combination in any mutually.
The embodiment of the invention provides a kind of wireless access capability report method, comprising:
The base station reports its wireless access capability information to mobile management unit.
Wherein, one or more report its wireless access capability information of described base station in following message:
The request of connecting, the initial user equipment message, configuration information update, handoff request replys, switch finish, the path conversion request.
Wherein, described wireless access capability information comprises: whether described base station supports multiple wireless access capability, and/or, the concrete wireless access capability of being supported.
The embodiment of the invention also provides a kind of policy control method, comprising:
The wireless access capability information that the base station that mobile management unit reception subscriber equipment inserts reports reports parameter by the core net gateway to policy charging rule functional entity, comprises described wireless access capability information in the described parameter;
Described policy charging rule functional entity is the described subscriber equipment information of generating strategy according to described parameter.
Wherein, also comprise the information that the data that whether allow described subscriber equipment are shunted in the described parameter from the specific wireless Access Network.
Wherein, described mobile management unit obtains the information that the described data that whether allow described subscriber equipment are shunted from the specific wireless Access Network from the CAMEL-Subscription-Information of this locality configuration or described subscriber equipment.
Wherein, described method also comprises:
Described policy charging rule functional entity is issued to described mobile management unit with described policy information by described core net gateway;
Described mobile management unit sends to described base station with described policy information.
Wherein, described method also comprises:
Also comprise the shunting indication information in the described policy information;
Described base station also determines whether shunt according to the shunting indication information in the described policy information, and, the concrete shunting mode during the decision shunting.
Wherein, described shunting indication information is one of following:
Indicate whether to allow shunting based on subscriber equipment;
Each carrying based on subscriber equipment indicates whether to allow shunting;
Each data flow based on subscriber equipment indicates whether to allow shunting.
Wherein, described mobile management unit sends to policy charging rule functional entity with described parameter by the core net gateway under following situation:
Described mobile management unit is in the wireless access capability information that receives the base station that described subscriber equipment inserts first, perhaps, the wireless access capability information change of the base station that described subscriber equipment inserts, perhaps, described mobile management unit is the target mobile management unit after described subscriber equipment switches, and described parameter is sent to described policy charging rule functional entity by described core net gateway during the wireless access capability information change of the base station that described subscriber equipment inserts before and after switching.
Wherein, described wireless access capability information comprises: whether described base station supports multiple wireless access capability, and/or, the concrete wireless access capability of being supported.
Above-mentioned base station comprises ordinary base station and joint base station.
Hereinafter, joint base station not only has been meant the ordinary base station of above-mentioned WLAN access function integrated, also can refer to the base station of multiple wireless access function integrated.
Fig. 2 utilizes the present invention, realizes the mode one that base station ability reports.Present embodiment goes for the joint base station access GPRS of UTRAN/GERAN or the situation of EPC network, and perhaps the joint base station of EUTRAN inserts the EPC network.The mobile management unit that inserts for the joint base station of UTRAN/GERAN is SGSN, and the mobile management unit that inserts for the joint base station of EUTRAN is MME.
Step 201, joint base station connects with mobile management unit after starting.Joint base station sends the request message that connects to mobile management unit, wherein carries the wireless access capability (also can be described as the RAN ability) of this joint base station, specifically comprises: whether support multiple wireless access capability, and/or support which wireless access capability.For example LTE and WLAN, LTE, WLAN and HSPA (High Speed Packet Access, high-speed packet inserts) etc.
Step 202, after mobile management unit is received, local wireless access capability information of preserving this joint base station.
Step 203, mobile management unit sends the response message that connects to joint base station.
Joint base station for supporting multiple access technology can open or close wherein one or several wireless access capabilities dynamically, so aforementioned capabilities may send variation.If follow-up ability changes, by step 204～206 notice mobile management units.
Step 204, joint base station sends the configuration information update notification message to mobile management unit, wherein carries the wireless access capability of renewal.
Step 205, after mobile management unit is received, the local wireless access capability information of upgrading of preserving.
Step 206, mobile management unit sends the configuration information update response message to joint base station.
Fig. 3 utilizes the present invention, realizes the mode two that base station ability reports.Present embodiment inserts the EPC network applicable to the joint base station of EUTRAN.This moment, mobile management unit was MME.
Step 301, terminal send adheres to request, and this non-access layer information (promptly adhering to request) is included in terminal and issues in the wireless connections foundation request of joint base station.
Step 302, joint base station will be received adheres to request package and is contained in and sends to mobile management unit in the initial UE message.Wherein carry the wireless access capability of this joint base station in the initial UE message, promptly whether support multiple wireless access capability, and/or support which wireless access capability, for example LTE and WLAN, LTE, WLAN and HSPA etc.
Step 303, after mobile management unit is received, local wireless access capability information of preserving this joint base station.
After this, mobile management unit can be carried out the Authentication Authorization process to UE, can send to HSS after the Authentication Authorization success and upgrade position requests, and obtain the subscription data of UE.
In this process, can comprise whether allow the sign of UE data in the CAMEL-Subscription-Information of UE from specific RAT (Radio Access Technology, wireless access network) shunting.In addition, this process and prior art are in full accord, do not do here and give unnecessary details.
Mobile management unit judges whether to allow the specific RAT shunting of data of UE according to CAMEL-Subscription-Information and/or the local configuration of UE.
Step 304, mobile management unit is according to APN (Access Point Name, APN), or positional information, selects suitable core net gateway for it, in the present embodiment, promptly selects suitable gateway and data gateway.
Mobile management unit sends to data gateway by gateway and creates conversation request, wherein carries the wireless access capability information of the current base station of inserting of UE, whether allows the indication of the data of UE from specific RAT shunting, parameters such as the sign of UE.
This specific RAT typical case value is WLAN, but is not only limited to WLAN, also may be UTRAN/LTE etc. based on contracting.
Step 305, whether data gateway sends the IPCAN session to policy charging rule functional entity and sets up request message, wherein carries the wireless access capability information of the current base station of inserting of UE, allow the data of UE to shunt parameters such as the sign of UE from specific RAT.
Step 306, policy charging rule functional entity is the UE information of generating strategy according to above-mentioned parameter, described policy information comprises QoS and charging policy.
Wherein also comprise the shunting indication information in the policy information, described shunting indication information comprises: shunting indication and/or concrete shunting mode, and such as indication shunting granularity.Described shunting indication information can but be not limited to following mode and embody:
1. indicate whether to allow shunting based on each UE, specifically how to carry out shunting and determine by joint base station fully.
2. each carrying based on UE indicates whether to allow shunting, and may need the sign based on carrying this moment.Can not have special indication information this moment yet, and by setting special qos parameter, for example QCI and/or ARP finish similar deixis.
For example the QCI/ARP for a certain carrying does following setting, QCI==23, and perhaps ARP is set to { can be seized, can not seize, priority is low } and judges whether this carrying can be shunted.
3. each data flow based on UE indicates whether to allow shunting, and the data flow of UE can identify by data filter (packet filter).May need this moment so to set an indication of whether shunting for each data flow.
Step 307, policy charging rule functional entity sends the IPCAN session to data gateway and sets up response message, wherein carries above-mentioned policy information.
Step 308, data gateway are returned to mobile management unit by gateway and are created conversational response message, wherein carry above-mentioned policy information.
Step 309, mobile management unit sends the initial UE context to joint base station and sets up request, wherein carries above-mentioned policy information.
Step 310, joint base station judges whether to carry out shunting according to policy information, and concrete shunting mode (such as, the shunting granularity) etc.
Step 311, joint base station for UE reserves Radio Resource, are set up radio bearer according to above-mentioned policy information.When allowing shunting, Radio Resource comprises all Radio Resources that relate to reservations, and for example WLAN inserts.
Step 312～315, the remaining step of execution attachment flow, consistent with prior art, do not do and give unnecessary details.
Fig. 4 utilizes the present invention, realizes the mode three that base station ability reports.Present embodiment goes for the joint base station access GPRS of UTRAN/GERAN or the situation of EPC network.The mobile management unit that inserts for the joint base station of TRAN/GERAN is SGSN.It is example that flow process is described to insert EPC, if insert GPRS, then the message between SGSN and the data gateway (GGSN) is not to create session but PDP (Packet Data Protocol, packet data protocol) context activation message, the wireless access capability information of carrying in the message and the mode of policy information are similar.
Step 401, terminal send adheres to request, and this non-access layer information (promptly adhering to request) is included in terminal and issues in the wireless connections foundation request of joint base station.
Step 402, joint base station will be received adheres to request package and is contained in and sends to mobile management unit in the initial UE message.Wherein carry the wireless access capability of oneself in the initial UE message, promptly whether support multiple wireless access capability, and/or support which wireless access capability.For example LTE and WLAN, LTE, WLAN and HSPA etc.
Step 403, after mobile management unit is received, local wireless access capability information of preserving this joint base station.
After this, mobile management unit can be carried out the Authentication Authorization process to UE, can send to HSS after the Authentication Authorization success and upgrade position requests, and obtain the subscription data of UE.
In this process, can comprise whether allow the sign of UE data in the CAMEL-Subscription-Information of UE from the indication of specific RAT shunting.In addition, this process and prior art are in full accord, do not do here and give unnecessary details.
Mobile management unit judges whether to allow the data of UE to shunt from specific RAT according to CAMEL-Subscription-Information and/or the local configuration of UE.
This specific RAT typical case value is WLAN, but is not only limited to WLAN, also may be UTRAN/LTE etc. based on contracting.
Step 404～step 405, the remaining step of execution attachment flow, consistent with prior art, do not do and give unnecessary details.
Step 406, terminal is initiated the PDP context activation request, and this non-access layer information brings mobile management unit via joint base station, and in the present embodiment, mobile management unit is SGSN.
Step 407, mobile management unit are according to APN, or positional information, for it selects suitable gateway and data gateway.
Mobile management unit sends to data gateway by gateway and creates conversation request, wherein carries the wireless access capability information of the current base station of inserting of UE, whether allows the indication of the data of UE from specific RAT shunting, parameters such as the sign of UE.
Step 408, whether data gateway sends the IPCAN session to policy charging rule functional entity and sets up request message, wherein carries the wireless access capability information of the current base station of inserting of UE, allow the data of UE to shunt parameters such as the sign of UE from specific RAT.
Step 409, policy charging rule functional entity is the UE information of generating strategy according to above-mentioned parameter, described policy information comprises: QoS and charging policy.
Wherein also comprise the shunting indication information in the policy information, described shunting indication information comprises: shunting indication and/or concrete shunting mode, and such as indication shunting granularity.Described shunting indication information can but be not limited to following mode and embody:
1. indicate whether to allow shunting based on each UE, specifically how to carry out shunting and determine by joint base station fully.
2. each carrying based on UE indicates whether to allow shunting, may need a sign based on carrying this moment.Can not have special indication information this moment yet, and by setting special qos parameter, for example QCI and/or ARP finish similar deixis.
3. each data flow based on UE indicates whether to allow shunting, and the data flow of UE can identify by data filter (packet filter).May need this moment so to set an indication of whether shunting for each data flow.
Step 410, policy charging rule functional entity sends the IPCAN session to data gateway and sets up response message, wherein carries above-mentioned policy information.
Step 411, data gateway are returned to mobile management unit by gateway and are created conversational response message, wherein carry above-mentioned policy information.
Step 412, mobile management unit sends radio bearer assignment request to joint base station, wherein carries above-mentioned policy information.
Step 413, joint base station are carried out according to the diffluent information in the described policy information and are judged whether to carry out shunting, and what kind of shunting granularity.
Step 414, according to above-mentioned policy information, joint base station is that UE reserves Radio Resource, sets up radio bearer.When allowing shunting, Radio Resource comprises all Radio Resources that relate to reservations, and for example WLAN inserts.
Step 415～417, the remaining step of execution attachment flow, consistent with prior art, do not do and give unnecessary details.
Fig. 5 utilizes the present invention, realizes the mode four that base station ability reports.Present embodiment goes for the joint base station access GPRS of UTRAN/GERAN or the situation of EPC network, and perhaps the joint base station of EUTRAN inserts the EPC network.The mobile management unit that inserts for the joint base station of UTRAN/GERAN is SGSN, and the mobile management unit that inserts for the joint base station of EUTRAN is MME.It is example that flow process is described to insert EPC, if insert GPRS by UTRAN/GERAN, then the message between SGSN and the data gateway (GGSN) is not to revise bearer messages and upgrade bearer messages but PDP context modification message and PDP Context updating message, and the RAN ability information of carrying in the message and the mode of policy information are similar.
Step 501, terminal sends business request information, and this non-access layer information (being business request information) is included in terminal and issues in the wireless connections foundation request of joint base station.
Step 502, joint base station are included in the business request information of receiving and send to mobile management unit in the initial UE message.Wherein carry the wireless access capability of this joint base station in the initial UE message, promptly whether support multiple wireless access capability, and/or support which wireless access capability.For example LTE and WLAN, LTE, WLAN and HSPA etc.
Step 503, after mobile management unit is received initial UE message, local wireless access capability information of preserving this joint base station.
Mobile management unit judges that whether above-mentioned wireless access capability information changes, and determines whether notifying the rear end network element.Possible variation is including, but not limited to as follows:
1. judge whether to have preserved the wireless access capability information of this joint base station, if receive first then need to notify the rear end network element;
2. if preserve the wireless access capability information of this joint base station before, and different with the wireless access capability information obtained in the described initial UE message, then need to notify the rear end network element.
Step 504, mobile management unit sends the initial UE context to joint base station and sets up request/radio bearer assignment request, wherein carries policy information.
Step 505, at this moment, if the wireless access capability of base station changes, the strategy that the wireless access capability of mobile management unit base station before the strategy that joint base station issues still is basis is formulated, this strategy can upgrade in step 514.
Step 506, joint base station for UE reserves Radio Resource, are set up radio bearer according to above-mentioned policy information.When allowing shunting, Radio Resource comprises all Radio Resources that relate to reservations, and for example WLAN inserts.
Step 507, joint base station is returned the initial UE context to mobile management unit and is set up response/radio bearer assignment response.
Whether step 508, mobile management unit send to data gateway by gateway and revise the carrying request, wherein carry the wireless access capability information of the current base station of inserting of UE, allow the data of UE to shunt parameters such as the sign of UE from specific RAT.
Step 509, whether data gateway sends IPCAN session modification request message to policy charging rule functional entity, wherein carries the wireless access capability information of the current base station of inserting of UE, allow the data of UE to shunt parameters such as the sign of UE from specific RAT.
Step 510, policy charging rule functional entity may be the UE information of generating strategy according to above-mentioned parameter, comprises QoS and charging policy.If do not formulate new QoS and charging policy, then the step after the step 513 does not need to carry out.
If strategy changes, the content of distributing policy then, concrete grammar and Fig. 3, the mode of Fig. 4 is similar.
Step 511, policy charging rule functional entity sends IPCAN session modification response message to data gateway, wherein carries above-mentioned policy information.
Step 512, data gateway returns the modification bearing response message by gateway to mobile management unit.
Step 513, data gateway send to mobile management unit by gateway upgrades bearing request message, wherein carries updating strategy information.
Step 514, mobile management unit sends the radio bearer modification request to joint base station, wherein carries above-mentioned policy information.
Step 515, joint base station judges whether to carry out shunting according to policy information, and concrete shunting mode, such as, the shunting granularity.
Step 516, joint base station for UE reserves Radio Resource, are set up radio bearer according to above-mentioned policy information.When allowing shunting, Radio Resource comprises all Radio Resources that relate to reservations, and for example WLAN inserts.
Step 517, joint base station is returned the radio bearer modification response to mobile management unit.
Step 518, mobile management unit send to data gateway by gateway upgrades bearing response message.
Fig. 6 utilizes the present invention, realizes the mode five that base station ability reports.Present embodiment goes for the joint base station access GPRS of UTRAN/GERAN or the situation of EPC network, and perhaps the joint base station of EUTRAN inserts the EPC network.The mobile management unit that inserts for the joint base station of UTRAN/GERAN is SGSN, and the mobile management unit that inserts for the joint base station of EUTRAN is MME.It is example that flow process is described to insert EPC.
This flow process all is changed to example with mobile management unit and gateway, if gateway is constant, then is the modification bearer messages between target mobile management unit and the gateway, otherwise for creating conversation message.
Omitted the content that has nothing to do with the present invention in this flow chart, for example renewal of the position between mobile management unit and HSS, authentication etc., and to resource release of source gateway etc.
If insert GPRS by UTRAN/GERAN, then the message between SGSN and the data gateway (GGSN) is not to revise bearer messages and upgrade bearer messages but PDP context modification message and PDP Context updating message, and the mode of carrying wireless access capability information and policy information in the message is similar.
Step 601, terminal sends position updating request, and this non-access layer information is included in terminal and issues in the wireless connections foundation request of joint base station.
Step 602, joint base station are included in the position updating request of receiving to send to the target mobile management unit in the initial UE message.Wherein carry the wireless access capability of this joint base station in the initial UE message, promptly whether support multiple wireless access capability, and/or support which wireless access capability.For example LTE and WLAN, LTE, WLAN and HSPA etc.
Step 603, the target mobile management unit finds the source mobile management unit according to the sign of UE, sends context request message to it.
Step 604, the source mobile management unit returns context response information to the target mobile management unit, the policy information of formulating for UE before wherein carrying, and wireless access capability information.
Step 605, the target mobile management unit sends context acknowledge message to the source mobile management unit.
Step 606, whether the wireless access capability that the target mobile management unit compares in the context response information is consistent with the wireless access capability (being the wireless access capability in the step 602) of the joint base station of the local current access of this terminal of preserving, and determines whether notifying the rear end network element.Possible variation is including, but not limited to as follows:
1. judge the wireless access capability information of the joint base station that inserts before whether comprising in the context response information of receiving, if do not comprise, and in step 602, received the wireless access capability information of the joint base station of current access, then needed to notify the rear end network element;
2. if step 602 is received the wireless access capability information of the joint base station of current access, and with context response information in obtain change, then need to notify the rear end network element.
After this, mobile management unit can be carried out the Authentication Authorization process to UE, can send to HSS after the Authentication Authorization success and upgrade position requests, and obtain the subscription data of UE.
In this process, can comprise whether allow the sign of UE data in the CAMEL-Subscription-Information of UE from specific RAT shunting.In addition, this process and prior art are in full accord, do not do here and give unnecessary details.
Step 607, the target mobile management unit judges whether to carry out the gravity treatment of gateway according to current position information, is assumed to be in the present embodiment and wants gravity treatment.Whether mobile management unit is created conversation request to sending by gateway, wherein carries the wireless access capability information of the current base station of inserting of UE, allow the data of UE to shunt parameters such as the sign of UE from specific RAT.
Whether step 608, gateway send to data gateway and revise the carrying request, wherein carry the wireless access capability information of the current base station of inserting of UE, allow the data of UE to shunt parameters such as the sign of UE from specific RAT.
Step 609, whether data gateway sends IPCAN session modification request message to policy charging rule functional entity, wherein carries the wireless access capability information of the current base station of inserting of UE, allow the data of UE to shunt parameters such as the sign of UE from specific RAT.
Step 610, policy charging rule functional entity may be the UE information of generating strategy according to above-mentioned parameter, comprises QoS and charging policy.If do not formulate new QoS and charging policy, the step that then goes on foot after 614 does not need to carry out.
If strategy changes, the then method of distributing policy and Fig. 3, the mode among Fig. 4 is similar.
Step 611, policy charging rule functional entity sends IPCAN session modification response message to data gateway, wherein carries above-mentioned policy information.
Step 612, data gateway returns the modification bearing response message to gateway.
Step 613, gateway are returned to the target mobile management unit and are created conversational response message.
Step 614, data gateway send to the target mobile management unit by gateway upgrades bearing request message, wherein carries updating strategy information.
Step 615, the target mobile management unit is kept at above-mentioned policy information in the context of UE.
Step 616, target mobile management unit send to data gateway by gateway upgrades bearing response message.
Fig. 7 utilizes the present invention, realizes the mode six that base station ability reports.Present embodiment goes for the joint base station access GPRS of UTRAN/GERAN or the situation of EPC network, and perhaps the joint base station of EUTRAN inserts the EPC network.The mobile management unit that inserts for the joint base station of UTRAN/GERAN is SGSN, and the mobile management unit that inserts for the joint base station of EUTRAN is MME.It is example that flow process is described to insert EPC.
What this flow process all changed with mobile management unit and gateway is example, if gateway is constant, then between target mobile management unit and the gateway for revising bearer messages, otherwise for creating conversation message.
Omitted the content that has nothing to do with the present invention in this flow chart, for example renewal of the position between mobile management unit and HSS, authentication etc., and to resource release of source gateway etc.
If insert GPRS by UTRAN/GERAN, then the message between SGSN and the data gateway (GGSN) is not to revise bearer messages and upgrade bearer messages but PDP context modification message and PDP Context updating message, and the RAN ability information of carrying in the message and the mode of policy information are similar.
Step 701, the source joint base station is initiated switching flow, and requires the UE reporting measurement reports.Source base station is that UE selects suitable Target cell, sends handoff request to the source mobile management unit.
Step 702, source mobile management unit send to the target mobile management unit and transmit handoff request, the policy information of formulating for UE before wherein carrying, and the wireless access capability information of source joint base station.
Step 703, according to the positional information of Target cell, the target mobile management unit judges whether to carry out the gateway gravity treatment, and sets up the forwarding tunnel for transmitting data.This process and the present invention are irrelevant, carry out according to prior art, do not do and give unnecessary details.
Step 704, the target mobile management unit sends handoff request to the target joint base station, wherein carries above-mentioned policy information.At this moment, if the ability of base station changes, the strategy that the ability of mobile management unit UE base station before the strategy that joint base station issues still is basis is formulated, this strategy can upgrade after step 714.
Step 705, the target joint base station is finished resource reservation according to above-mentioned strategy.
Step 706, the target joint base station is returned handoff request acknowledgment message to the target mobile management unit, wherein carries the wireless access capability information of this target BS.
Step 707 is carried out other preparation flow processs of source in the handoff procedure, and is irrelevant with the present invention, do not do here and gives unnecessary details.
Step 708, terminal inserts from target BS, sends handoff completion message.
Step 709, target BS returns handoff completion message to the target mobile management unit, wherein carries the wireless access capability of this target BS.
Can choose a step in step 706 and the step 709 wantonly and carry the wireless access capability of target BS.
Step 710, whether the wireless access capability (being the wireless access capability information that receives in the step 702) of the wireless access capability (being the wireless access capability information that receives in step 706 or 709) in the target mobile management unit comparison context and the base station of current access is consistent, determines whether notifying the rear end network element.Possible variation is including, but not limited to as follows:
1. judge the wireless access capability information (promptly whether receiving the wireless access capability information of the source joint base station in the step 702) that whether comprises the joint base station that inserts before in the context of receiving, if do not comprise, and in step 706 or 709, received the wireless access capability information of current base station, then needed to notify the rear end network element;
2. if receive the wireless access capability information of joint base station before in the context, and with step 706 or 709 in obtain different, then need to notify the rear end network element.
Target mobile management unit notice rear end network element can be finished in this flow process, also can the TAU process HO after in, the subscription data that gets access to UE is finished afterwards.Promptly be notified to gateway and data gateway by the bearing modification order, data gateway is received after the capacity variation notice also can execution in step 712～step 714, and modification process is finished in step 716～721.
Whether step 711, target mobile management unit send to data gateway by gateway and revise the carrying request, wherein carry the wireless access capability information of the current base station of inserting of UE, allow the data of UE to shunt parameters such as the sign of UE from specific RAT.
Step 509～518 processes among step 712～step 721 and the embodiment 4 are similar, do not do here and give unnecessary details.
Fig. 8 utilizes the present invention, realizes the mode seven that base station ability reports.Present embodiment goes for the joint base station access GPRS of UTRAN/GERAN or the situation of EPC network, and perhaps the joint base station of EUTRAN inserts the EPC network.The mobile management unit that inserts for the joint base station of UTRAN/GERAN is SGSN, and the mobile management unit that inserts for the joint base station of EUTRAN is MME.It is example that flow process is described to insert EPC.
This flow process is changed to example with gateway, if gateway is constant, then is the modification bearer messages between mobile management unit and the gateway, otherwise for creating conversation message.
Omitted the content that has nothing to do with the present invention in this flow chart, for example mobile management unit is to resource release of source gateway etc.
If insert GPRS by UTRAN/GERAN, then the message between SGSN and the data gateway (GGSN) is not to revise bearer messages and upgrade bearer messages but PDP context modification message and PDP Context updating message, and the mode of carrying wireless access capability information and policy information in the message is similar.
Step 801, the resource reservation of wireless net member is finished, and UE has switched to target BS.
Step 802, target BS are wherein carried the wireless access capability of target BS to mobile management unit transmit path conversion request message.
Step 803, whether the wireless access capability (wireless access capability that carries in the path switching request information in the step 802) of the wireless access capability (wireless access capability that obtains in the UE handoff procedure) in the mobile management unit comparison context and the base station of the current access of UE is consistent, determines whether notifying the rear end network element.Possible variation is including, but not limited to as follows:
1. judge whether received wireless access capability information in the context (being the wireless access capability information of whether having obtained in the handoff procedure), if do not have, and received the wireless access capability information of the joint base station of current access in the step 802, then needed to notify the rear end network element;
2. if preserved wireless access capability (being to have obtained wireless access capability information in the handoff procedure) before, and with step 802 in (from path switching request information, the obtaining) of obtaining different, then need to notify the rear end network element.
Target mobile management unit notice rear end network element can be finished in this flow process, also can the TAU process HO after in, the subscription data that gets access to UE is finished afterwards.Promptly be notified to gateway and data gateway by the bearing modification order, data gateway is received after the capacity variation notice also can execution in step 805～step 807, and modification process is finished in step 810～815.
Step 804～step 808, consistent with step 607～step 613 of embodiment 5, do not do here and give unnecessary details.
Step 809, mobile management unit is to target BS transmit path conversion response message.
Step 810～815, consistent with step 607～613 of embodiment 5, do not do here and give unnecessary details.
The embodiment of the invention also provides a kind of base station, and described base station comprises: ability reports the unit, is used for reporting its wireless access capability information to mobile management unit.
Wherein, described ability reports one or more report its wireless access capability information of unit in following message:
The request of connecting, the initial user equipment message, configuration information update, handoff request replys, switch finish, the path conversion request.
Wherein, described wireless access capability information comprises: whether described base station supports multiple wireless access capability, and/or, the concrete wireless access capability of being supported.
The embodiment of the invention also provides a kind of policy controlling system, comprises mobile management unit and policy charging rule functional entity, wherein:
Described mobile management unit is used for: the wireless access capability information that the base station that the reception subscriber equipment inserts reports, report parameter by the core net gateway to policy charging rule functional entity, and comprise described wireless access capability information in the described parameter;
Described policy charging rule functional entity is used for: according to described parameter is the described subscriber equipment information of generating strategy.
Wherein, also comprise the information that the data that whether allow described subscriber equipment are shunted in the described parameter from the specific wireless Access Network.
Wherein, described mobile management unit also is used for: obtain the information that the described data that whether allow described subscriber equipment are shunted from the CAMEL-Subscription-Information of this locality configuration or described subscriber equipment from the specific wireless Access Network.
Wherein, described policy charging rule functional entity also is used for: described policy information is issued to described mobile management unit by described core net gateway;
Described mobile management unit also is used for: described policy information is sent to described base station.
Wherein, comprise the shunting indication information in the described policy information;
Described base station is used for: whether the shunting indication information decision according to described policy information shunts, and, the concrete shunting mode during the decision shunting.
Wherein, described shunting indication information is one of following:
Indicate whether to allow shunting based on subscriber equipment;
Each carrying based on subscriber equipment indicates whether to allow shunting;
Each data flow based on subscriber equipment indicates whether to allow shunting.
Wherein, described mobile management unit is to be used under following situation described wireless access capability information being sent to policy charging rule functional entity by the core net gateway:
Described mobile management unit is in the wireless access capability information that receives the base station that described subscriber equipment inserts first, perhaps, the wireless access capability information change of the base station that described subscriber equipment inserts, perhaps, described mobile management unit is the target mobile management unit after described subscriber equipment switches, and described parameter is sent to described policy charging rule functional entity by described core net gateway during the wireless access capability information change of the base station that described subscriber equipment inserts before and after switching.
Gateway in the above-described embodiments, data gateway, mobile management unit, and joint base station all can be obtained above-mentioned policy information, if these network elements need be notified other network elements of rear end, for example operation and management system, charge system, then above-mentioned policy information may also can report other rear end network elements.
One of ordinary skill in the art will appreciate that all or part of step in the said method can instruct related hardware to finish by program, described program can be stored in the computer-readable recording medium, as read-only memory, disk or CD etc.Alternatively, all or part of step of the foregoing description also can use one or more integrated circuits to realize.Correspondingly, each the module/unit in the foregoing description can adopt the form of hardware to realize, also can adopt the form of software function module to realize.The present invention is not restricted to the combination of the hardware and software of any particular form.
Claims (22)
1. wireless access capability report method comprises:
The base station reports its wireless access capability information to mobile management unit.
2. the method for claim 1 is characterized in that, one or more report its wireless access capability information of described base station in following message:
The request of connecting, the initial user equipment message, configuration information update, handoff request replys, switch finish, the path conversion request.
3. method as claimed in claim 1 or 2 is characterized in that, described wireless access capability information comprises: whether described base station supports multiple wireless access capability, and/or, the concrete wireless access capability of being supported.
4. a policy control method is characterized in that, comprising:
The wireless access capability information that the base station that mobile management unit reception subscriber equipment inserts reports reports parameter by the core net gateway to policy charging rule functional entity, comprises described wireless access capability information in the described parameter;
Described policy charging rule functional entity is the described subscriber equipment information of generating strategy according to described parameter.
5. method as claimed in claim 4 is characterized in that, also comprises the information that the data that whether allow described subscriber equipment are shunted from the specific wireless Access Network in the described parameter.
6. method as claimed in claim 5, it is characterized in that, described method also comprises, described mobile management unit obtains the information that the described data that whether allow described subscriber equipment are shunted from the specific wireless Access Network from the CAMEL-Subscription-Information of this locality configuration or described subscriber equipment.
7. as the arbitrary described method of claim 4 to 6, it is characterized in that described method also comprises:
Described policy charging rule functional entity is issued to described mobile management unit with described policy information by described core net gateway;
Described mobile management unit sends to described base station with described policy information.
8. method as claimed in claim 7 is characterized in that, described method also comprises:
Also comprise the shunting indication information in the described policy information;
Described base station also determines whether shunt according to the shunting indication information in the described policy information, and, the concrete shunting mode during shunting.
9. method as claimed in claim 8 is characterized in that, described shunting indication information be following it
Indicate whether to allow shunting based on subscriber equipment;
Each carrying based on subscriber equipment indicates whether to allow shunting;
Each data flow based on subscriber equipment indicates whether to allow shunting.
10. method as claimed in claim 4 is characterized in that, described mobile management unit sends to policy charging rule functional entity with described parameter by the core net gateway under following situation:
Described mobile management unit is in the wireless access capability information that receives the base station that described subscriber equipment inserts first, perhaps, the wireless access capability information change of the base station that described subscriber equipment inserts, perhaps, described mobile management unit is the target mobile management unit after described subscriber equipment switches, and described parameter is sent to described policy charging rule functional entity by described core net gateway during the wireless access capability information change of the base station that described subscriber equipment inserts before and after switching.
11. as claim 4 to 6,10 arbitrary described methods, it is characterized in that,
Described wireless access capability information comprises: whether described base station supports multiple wireless access capability, and/or, the concrete wireless access capability of being supported.
12. a base station is characterized in that described base station comprises: ability reports the unit, is used for reporting its wireless access capability information to mobile management unit.
13. base station as claimed in claim 12 is characterized in that, described ability reports one or more report its wireless access capability information of unit in following message:
The request of connecting, the initial user equipment message, configuration information update, handoff request replys, switch finish, the path conversion request.
14., it is characterized in that described wireless access capability information comprises: whether described base station supports multiple wireless access capability as claim 12 or 13 described base stations, and/or, the concrete wireless access capability of being supported.
15. a policy controlling system is characterized in that, comprises mobile management unit and policy charging rule functional entity, wherein:
Described mobile management unit is used for: the wireless access capability information that the base station that the reception subscriber equipment inserts reports, report parameter by the core net gateway to policy charging rule functional entity, and comprise described wireless access capability information in the described parameter;
Described policy charging rule functional entity is used for: according to described parameter is the described subscriber equipment information of generating strategy.
16. system as claimed in claim 15 is characterized in that, also comprises the information that the data that whether allow described subscriber equipment are shunted from the specific wireless Access Network in the described parameter.
17. system as claimed in claim 16, it is characterized in that described mobile management unit also is used for: obtain the information that the described data that whether allow described subscriber equipment are shunted from the specific wireless Access Network from the CAMEL-Subscription-Information of this locality configuration or described subscriber equipment.
18. as the arbitrary described system of claim 15 to 17, it is characterized in that,
Described policy charging rule functional entity also is used for: described policy information is issued to described mobile management unit by described core net gateway;
Described mobile management unit also is used for: described policy information is sent to described base station.
19. system as claimed in claim 18 is characterized in that, described system also comprises the base station;
Comprise the shunting indication information in the described policy information;
Described base station is used for: whether the shunting indication information decision according to described policy information shunts, and, the concrete shunting mode during shunting.
20. system as claimed in claim 19 is characterized in that, described shunting indication information is one of following:
Indicate whether to allow shunting based on subscriber equipment;
Each carrying based on subscriber equipment indicates whether to allow shunting;
Each data flow based on subscriber equipment indicates whether to allow shunting.
21. system as claimed in claim 15 is characterized in that, described mobile management unit is to be used under following situation described wireless access capability information being sent to policy charging rule functional entity by the core net gateway:
Described mobile management unit is in the wireless access capability information that receives the base station that described subscriber equipment inserts first, perhaps, the wireless access capability information change of the base station that described subscriber equipment inserts, perhaps, described mobile management unit is the target mobile management unit after described subscriber equipment switches, and described parameter is sent to described policy charging rule functional entity by described core net gateway during the wireless access capability information change of the base station that described subscriber equipment inserts before and after switching.
22. as claim 15 to 17,21 arbitrary described systems, it is characterized in that,
Described wireless access capability information comprises: whether described base station supports multiple wireless access capability, and/or, the concrete wireless access capability of being supported.
Priority Applications (2)
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| CN201210018896.7A CN103220721B (en) | 2012-01-20 | 2012-01-20 | Wireless access capability report method and base station, policy control method and system |
| PCT/CN2012/086973 WO2013107240A1 (en) | 2012-01-20 | 2012-12-20 | Wireless access capability reporting method, base station and policy control method and system |
Applications Claiming Priority (1)
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| CN201210018896.7A CN103220721B (en) | 2012-01-20 | 2012-01-20 | Wireless access capability report method and base station, policy control method and system |
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| WO (1) | WO2013107240A1 (en) |
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| WO2013107240A1 (en) | 2013-07-25 |
| CN103220721B (en) | 2018-06-12 |
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