CN102647698A - Policy and charging control (PCC) system and method - Google Patents
Policy and charging control (PCC) system and method Download PDFInfo
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Abstract
The invention discloses a policy and charging control (PCC) system and a policy and charging control (PCC) method, a PCRF (Policy and Charging Rules Function) entity device in the PCC system is in communication connection with a PCEF (Policy and Charging Enforcement Function) entity device. The system is characterized by comprising a PCRFGx interface 101 and a PCC rule management unit 102, and the PCRFGx interface 101 is mainly used for processing communication with a Gx interface of the PCEF; the PCC rule management unit 102 receives user information and conversation information reported by a PCEF 20 through the PCRFGx interface 101, conducts management and rule decision to dynamic PCC rules, and issues decided dynamic PCC rules to the PCEF20 through the PCRFGx; and the PCC rules include one of following new charging modes: charging of events only, charging of the events and flow, charging of events and duration, or charging of the events, the flow and the duration.
Description
Technical field
The present invention relates to the communication technology, the method and the PCC system of the strategy in especially a kind of communication system and the control of chargeing.
Background technology
The user can produce the GPRS flow and use duration through wireless network access internet, and the user need pay the certain expense of operator for this reason.Owing to the concrete internet content of user capture, the user possibly also need pay content fee for this reason and use simultaneously.
To above-mentioned user's charging scene, the 3GPP tissue has been write and has been defined the related specifications that charging triggering reported and criticized valency.
With reference to figure 1, from the regulation management angle, to charging, access control, QoS control, a series of rule such as traffic monitoring has defined unified PCC framework and related specifications.
In the system shown in Figure 1, PCRF, Policy and Charging Rule Function strategy and charging regulation entity are used for the charging policy dynamic authorization, and distributing policy change simultaneously needs the incident of monitoring, like time change, flow change etc.When user's order relations changes or receives the dynamic event that PCEF reports, again to policy authorization and change strategy.PCRF is a newly-increased independent network element.Adopt Gx with the interface of PCEF, be application protocol based on diameter.
PCEF; Policy and Charging Enforcement Function strategy and charging enable module are used for the execution of charging policy, and user conversation and professional flow are monitored; Functions such as protocol analysis, notice reporting was given PCRF when the incident of subscribing as PCEF simultaneously took place.When the needs online charging, set up chargeable session with OCS and criticize valency and deduct fees.When the needs offline charging, the output charging bill supplies OFCS to gather and the valency of criticizing is deducted fees.
With the GPRS communication network is example, and typical PCEF is GGSN, also can be the billing gateway device between GGSN and the data field.In other communication networks, can be the data service Gateway Network Element or the data charging gateway of this network definition.
The credit line of OCS/OFCS Online Charging System/off-line accounting system leading subscriber and the real-time batch valency function of deducting fees.
Current 3GPP standard (23.203) has defined by flow, duration, and incident, and the billing model of three's combination, and clearly stipulate:
1) charges by flow,, under flow+duration based accounting mode, can through dynamic PCC rule one of above-mentioned charging regulation be handed down to PCEF, so that the flow process of control PCEF and charge system by PCRF to duration based accounting.
2) under the event charging mode, can only activate PCEF by PCRF and go up predefined event charging rule.
3) when dynamic PCC rule clashes with the predefine rule, because predefine event charging rule priority is low, can be override by the charge on traffic strategy of high priority, it is promptly preferential that to carry out dynamic PCC regular.Then might can't realize both to event charging, also to duration/charge on traffic.
Summary of the invention
Embodiment of the present invention; On the one hand; Strategy and charging regulation entity PCRF device in a kind of strategy and the charging control PCC system are provided; This PCRF device enables entity PCEF device with strategy and charging and communicates to connect; This PCRF device comprises PCRFGx interface (101) and PCC regulation management unit (102), and this PCRFGx interface (101) is mainly used in the Gx interface communication of processing and PCEF; This PCC regulation management unit (102) receives user profile and the session information that PCEF20 reports by PCRFGx interface (101); This dynamic PCC rule is managed and rule decision, by PCRFGx interface (101) to PCEF(20) issue this dynamic PCC rule after the decision-making; This dynamic PCC rule comprises one of following new charge mode: only to event charging, and to incident and charge on traffic, to incident and duration based accounting, perhaps, to incident, flow and duration based accounting.
Accordingly; Provide strategy and charging in a kind of strategy and the charging control PCC system to enable entity PCEF device on the other hand; Communicate to connect with strategy and charging regulation entity PCRF device, comprise PCEFGx interface (201), the PCC rule is implemented unit (202) and accounting management unit (203);
PCEFGx interface (201) is used for sending user profile and session information to PCRF; It is regular according to the dynamic PCC that this user profile and session information issue to receive PCRF; This dynamic PCC rule comprises one of following new charge mode: only to event charging; To incident and charge on traffic; To incident and duration based accounting; Perhaps, to incident, flow and duration based accounting; PCC rule is implemented unit (202) and is used for obtaining PCRF(10 from the PCRFGx interface unit) issue should dynamic PCC rule, and it is regular to carry out this dynamic PCC.
Another aspect provides a kind of strategy and billing control method of communication system, comprising: strategy enables entity PCEF to strategy and charging regulation entity PCRF transmission user profile and session information with charging; This PCRF carries out dynamic PCC regular coupling and rule decision according to this user profile and session information, the dynamic PCC rule after obtaining making a strategic decision; This dynamic PCC rule comprises one of following new charge mode: only to event charging, and to incident and charge on traffic, to incident and duration based accounting, perhaps, to incident, flow and duration based accounting; The dynamic PCC rule of this PCRF after this PCEF sends this decision-making; So that this PCEF and the charge system dynamic PCC rule after according to this decision-making is chargeed.
Another aspect provides a kind of strategy and charging control PCC system of communication system, and this PCC system comprises: strategy enables entity PCEF and tactful and charging regulation entity PCRF with charging; This PCEF is used for sending user profile and session information to this PCRF; Receive the dynamic PCC rule after the decision-making from this PCRF, so that this PCEF and the charge system dynamic PCC rule after according to this decision-making is chargeed; This PCRF carries out dynamic PCC regular coupling and rule decision according to this user profile and session information, the dynamic PCC rule after obtaining making a strategic decision; This dynamic PCC rule comprises one of following new charge mode: only to event charging, and to incident and charge on traffic, to incident and duration based accounting, perhaps, to incident, flow and duration based accounting; Dynamic PCC rule after this PCEF sends this decision-making.
In the above-mentioned execution mode, more excellent, this dynamic PCC rule comprises that one of following new charge mode is specially: this new charge mode is indicated by the value of the metering-method of expansion.
Above-mentioned execution mode under the PCC standard card cage, the realization of flexible and convenient the complicated strategy and the control of chargeing, saved telecommunication system resources.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art; To do one to the accompanying drawing of required use in embodiment or the description of the Prior Art below introduces simply; Obviously, the accompanying drawing in describing below is some embodiments of the present invention, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is a PCC configuration diagram in the prior art;
Fig. 2 is a system architecture sketch map that the realization in the execution mode is chargeed;
Fig. 3 is the schematic flow sheet of the system of a realization charging in the execution mode;
Fig. 4 is the schematic flow sheet of the system of a realization charging in the execution mode;
Fig. 5 is the structural representation of a PCRF in the execution mode;
Fig. 6 is the structural representation of a PCEF in the execution mode.
Embodiment
For making each execution mode of subordinate clearer, the term that will be referred to is clarified as follows:
PCRF (Policy and Charging Rule Function) "Policy and Charging Rules Function; The function that this functional entity comprises the policy control decision-making and controls based on flow based charging; PCRF accepts the input from PCEF, SPR and AF, provides about business data flow detection, gate, based on QoS with based on the network control function of flow based charging (except that credit control) to PCEF; Make the PCC decision-making in conjunction with the self-defined information of PCRF.
PCEF (Policy and Charging Enforcement Fucntion) strategy and charge execution function mainly comprise the detection, strategy execution of business data flow and based on the billing function of stream.This functional entity is positioned at gateway, is PDG among the P-GW of the GGSN gateway of GPRS, EPC, the WLAN for example, also can independently dispose.
AF (Application Function) application function, this functional entity provides Application Service Element, and mainly dynamic strategy/charging control is carried out in behavior to the IP-CAN user plane.These service needed dynamic strategies and the control of chargeing.AF transmits the dynamic session information that PCRF needs through the Rx reference point, receives the customizing messages of IP connection access network (IP-CAN) and the affirmation of IP-CAN bearing bed incident.
OCS (Online Charging System) Online Charging System, this function provides the credit control function based on user and business data flow.Mainly constitute by modules such as online acquisition, the control of chargeing, batch valency, management of balances; Realized the online charging function; And cooperate other charging network element equipment (triggering online charging event request equipment dialogue-based, incident) to carry out real-time call control like SCP, CCG, ISMP etc.
OFCS (Offline Charging System) off-line accounting system, this function provides the billing function based on user and business data flow.Major function comprises customer service, service management, charging, clearing, Account Disposal, system management etc.It is a back payment process system to ticket and account.
SPR (Subscription Profile Repository) user property memory; User property stored logic entity includes and all contracted users or signatory relevant information, and the CAMEL-Subscription-Information that SPR provides comprises (each PDN's): the business that the contracted user allows; Each allows professional priority (optional); The QoS information that the contracted user allows; The charging relevant information that the contracted user is professional is like access style, positional information and access times; Contracted user's type etc.SPR maybe with a plurality of database associations of distributing in the carrier network.SPR and PCRF carry out through the Sp reference point alternately.
BBERF (Bearing Binding and Event Report Function) bearing binding and event reporting function, it is bearing binding, up bearing binding verification and the Policy Enforcement Point that when Gxx exists, carries out event report to PCRF (strategy and charging rule functions).This functional entity is arranged in GW (gateway); As based on the S5/S8 interface; Use PMIP (proxy-mobile IP) to realize the S-GW (gateway) that 3GPP inserts, the HSGW among the HRPD (HRPD) (HRPD gateway), non-3G inserts the A-GW (IAD) under the occasion.
PCC (Policy and Charging Contro1) is the abbreviation of the strategy and the control of chargeing, and can think that any solution of strategy and charging control ability that can provide can be called PCC.PCC is organized in the R7 version by 3GPP formally to propose; The content of R5 SBLP and two characteristics of R6 FBC before having merged; Rejected the overlapping and redundancy section between them, and done enhancement process, the ability of policy control with the control of chargeing is provided simultaneously through single face.Support the PCC characteristic to make and operator's policy deployments that can in network operation, unify, various dimensions and control improve efficiency of operation, cut operating costs.
The PDP session: in GPRS network, the PDP session is that the user arrives the unique connection between the outside PDN network, and this connection can be with UE sign, APN and IP address unique identification.A PDP session comprises a PDP Context and a plurality of (perhaps zero) secondary PDP Context.
The IP-CAN session: IP Connectivity Access Network session, concerning GPRS, the IP-CAN session is meant that the user is to the connection between the outside PDN (identifying with APN).This connection can be used UE IP address and UE ID sign.An IP-CAN session is made up of one or more IP-CAN bearer.For GPRS, an IP-CAN session is equivalent to a PDP session.
IP-CAN Bearer: an IP-CAN bearer is an IP transmission path that defines ability, delay and bit error rate (BER).For GPRS, IP-CAN bearer is equivalent to PDP context.
PCC rule: the PCC rule be one group for detect Business Stream or provide policy control with (or) information of charging Control Parameter.Each PCC rule has a unique name in the IP-CAN session.
Dynamically PCC is regular: dynamically the PCC rule is PCRF is handed down to PCEF through the Gx interface a PCC rule.Dynamically the PCC rule has two kinds: a kind of pre-configured on PCRF, and a kind of dynamically generation on PCRF.
Predefine PCC rule: i.e. the PCC rule of the local configuration of PCEF, predefine PCC rule is that these rules can be quoted by PCRF in this rule that disposes on the ground of PCEF (for example GGSN), promptly through Gx interface dynamically active.
In the embodiment of the present invention,, form unified billing model management framework and flow process through strengthening the dynamic PCC rule ability of PCRF.The charge mode that can manage dynamic PCC rule expands, and removes the charge on traffic that is directed against of normalized definition, to duration based accounting; To flow with beyond the duration based accounting, increase to incident incident+flow in dynamic PCC rule; Incident+duration, perhaps, the support of incident+flow+duration based accounting.PCRF can be handed down to PCEF with the billing model of expansion, and PCEF carries out in view of the above and gets final product.PCEF no longer needs the billing model decision logic, only need defer to the dynamic PCC rule that PCRF issues and carry out to get final product.
With reference to figure 2 is a system architecture sketch map of present embodiment,
In this system, PCRF and PCEF comprise PCRF and the basic function of PCEF in the system shown in Figure 1 respectively, and PCRF comprises PCRFGx interface 101 and PCC regulation management unit 102 as the regulation management center.
Concrete, PCRFGx interface 101 is mainly used in the Gx interface communication of processing and PCEF.The PCRFGx interface unit is further used for issuing to PCEF the dynamic PCC rule of Gx in this execution mode, comprises new charge mode: to event charging, and to incident+charge on traffic, to incident+duration based accounting, perhaps, to incident+flow+duration based accounting.Concrete, can expand different fields or value, for example, increase new field, indicate above-mentioned new charge mode through the value of new field and/or field; More excellent, the value of the metering-method in the expansion Gx interface is perhaps expanded the value of other field in the Gx interface, indicates above-mentioned new charge mode.
Value with expansion metering-method is an example, specifically comprises:
Metering-method in the expansion Gx interface.This field is used to identify the dynamic PCC rule of Gx, and existing value is:
DURATION(0)
Value is 0 o'clock, and expression is only to duration based accounting;
VOLUME(1)
Value is 1 o'clock, and expression is only to charge on traffic;
DURATION_VOLUME(2)
Value is 2 o'clock, and expression is to duration and charge on traffic;
On this basis, also comprise new value in this execution mode, each different new value is corresponding respectively with the mode of above-mentioned new charging.Value in giving an example below it should be noted that can be different, as long as can distinguish each other.For example:
EVENT(3)
The metering-method value is 3 o'clock, and only to event charging, flow and duration that incident is caused do not charge in expression;
EVENT_VOLUME(4)
The metering-method value is 4 o'clock, and expression is chargeed to the flow that incident causes to event charging simultaneously;
EVENT_DURATION(5)
The metering-method value is 5 o'clock, and expression is chargeed to the duration that incident causes to event charging simultaneously;
EVENT_VOLUME_DURATION(6)
The metering-method value is 6 o'clock, and only to event charging, flow and duration that incident is caused all charge in expression.
User profile that PCEF20 reports and session information etc. are accepted through PCRFGx interface 101 in PCC regulation management unit 102, management and rule decision to dynamic PCC rule are provided, through the dynamic PCC rule of PCRFGx interface unit after PCEF20 issues decision-making.Wherein, above-mentioned dynamic PCC rule comprises the aforementioned charge mode that increases newly, promptly refers to for event charging and the tactical management that contains the combination charge mode of incident.The aforementioned rule decision-making is when having a plurality of charging regulation, does the condition coupling earlier, from the charging regulation that satisfies condition, selects the highest charging regulation of priority then.
In the system shown in Figure 2, PCEF20 comprises PCEF Gx interface 201 as the enforcement center of PCC rule, and the PCC rule is implemented unit 202 and accounting management unit 203.
PCEFGx interface 201 is used to handle the Gx interface communication with PCRF, supports the aforementioned new charging way in the dynamic PCC rule.Specifically be used for, receive the dynamic PCC rule that PCRF issues, said dynamic PCC rule comprises one of following new charge mode: only to event charging; To incident and charge on traffic; To incident and duration based accounting, perhaps, to incident, flow and duration based accounting.More excellent, it supports the expansion value of aforementioned metering-method.Concrete, refer to resolve the new value of expanding of metering-method, for example:
EVENT(3)
The metering-method value is 3 o'clock, and only to event charging, flow and duration that incident is caused do not charge in expression;
EVENT_VOLUME(4)
The metering-method value is 4 o'clock, and expression is chargeed to the flow that incident causes to event charging simultaneously;
EVENT_DURATION(5)
The metering-method value is 5 o'clock, and expression is chargeed to the duration that incident causes to event charging simultaneously;
EVENT_VOLUME_DURATION(6)
The metering-method value is 6 o'clock, and only to event charging, flow and duration that incident is caused all charge in expression.
Above-mentioned value can be other a kind of combination, needs only can distinguish each other, for example EVENT_VOLUME_DURATION (3), EVENT_DURATION (4), EVENT_VOLUME (2) and EVENT (1).
The PCC rule is implemented unit 202 and is used for obtaining the dynamic PCC rule that PCRF 10 issues from the PCRFGx interface unit, and carries out this dynamic PCC rule.This PCC rule is implemented unit 202 and is used to carry out incident and the composition of matter charging policy that dynamic PCC rule is carried, and calls accounting management unit 203 and implement event charging and composition of matter charging.
Accounting management unit 203 is used for the leading subscriber chargeable session, and call the Gy/Gz interface unit and charge system mutual, accomplish charging process.With the related procedure that the mutual process of charge system can adopt 3GPP to stipulate, do not give unnecessary details at this.Concrete, can normative reference: 3GPP 32.299 and RFC4006.
Event charging perhaps is called the charging (event based charging) of the incident of being based on, for conversation-based charging (session based charging).Conversation-based charging is exactly flow and the duration based accounting of generally saying.Incident generally is meant the not long service request response process of a duration that can be used to charge, the perhaps action of certain business change.For example certain page of user capture website is perhaps downloaded certain content, and perhaps the user orders certain professional action.
Through the description of above execution mode, those skilled in the art can be well understood to each execution mode and can realize by the mode that software adds essential general hardware platform, can certainly realize through hardware.Based on such understanding; The part that technique scheme contributes to prior art in essence in other words can be come out with the embodied of software product; This computer software product can be stored in the computer-readable recording medium, like ROM/RAM, magnetic disc, CD etc., comprises that some instructions are with so that a computer equipment (can be a personal computer; Server, perhaps network equipment etc.) carry out the described method of some part of each embodiment or embodiment.
With reference to 3, one schematic flow sheets of realizing the execution mode of charging of figure.This flow process comprises:
301, PCEF receives the new PDP session that the user triggers;
302, PCEF is initiated to Credit Control Request-Initial (the being called for short CCR-I) request of PCRF, and user profile and session information are carried in this request, are used for the Rule to the dynamic PCC rule P of PCRF acquisition request olicy and charge control.Concrete, user profile refers to user-dependent information, comprises user MSISDN, IMSI, IMEI, IP address etc.; Session information refers to the relevant information of PDP session, comprises APN (APN), RAT Type (radio access technology types), SGSN Address, GGSN Address, MCC-MNC (Mobile Country Code MCC, mobile network number), User location etc.
303, PCRF is according to the user profile and the session information that carry in the CCR-I request; And the user profile of obtaining and order relations information are (for example; From the user property storehouse (Subscription Profile Repository, SPR obtains, perhaps from this locality or other databases obtain); Carry out the coupling and the rule decision of dynamic PCC rule, the dynamic PCC rule after obtaining making a strategic decision.
Concrete, in this execution mode, comprise the event charging rule of only chargeing in this dynamic PCC rule to incident.Can replace, comprise one of following new charge mode in this dynamic PCC rule: to incident and charge on traffic, to incident and duration based accounting, perhaps, to incident, flow and duration based accounting.
304, PCRF sends CCA-I to PCEF, and wherein CCA-I carries this dynamic PCC rule.In the example as shown in Figure 3, dynamically comprise the event charging rule in the PCC rule, for example the metering-method=3 in charge-rule-definition only charges to incident.
305 PCEF resolve the CCA-I that PCRF issues, and preserve dynamic PCC rule wherein, wherein comprise the event charging rule.When the business of subsequent user visit satisfies this event charging rule, trigger corresponding chargeable session.
306 PCEF and OCS or other charge systems are set up the events corresponding chargeable session, and the user is carried out event charging.Concrete, can normative reference: 3GPP 32.299 and RFC4006.
With reference to figure 4, be the charging flow sketch map of another execution mode.Comprise:
401 receive that users reach the standard grade and to carry out Gx mutual.PCEF gets access to dynamic PCC rule and execution from PCRF.
402 receive user's ordering charging professional request and processing, and SPR notifies PCRF with ordering information.In this example, when ordering, to confirm that it is example that this service needed is chargeed based on incident, flow and duration.
403 PCRF carry out the coupling again and the decision-making of dynamic PCC rule, obtain incident, flow and the duration based accounting rule of all chargeing to incident, flow and this three of duration.
Concrete, above-mentioned 401 is that the user reaches the standard grade back PCEF from initiatively acquisition strategy of PCRF, above-mentioned 403 is that the variation of user's order relations causes the process of PCRF active to the change of PCEF distributing policy again.
404 PCRF issue incident, flow and duration based accounting rule through Re-Auth Request (being called for short RAR).For example, the metering-method=6 in charge-rule-definition.
405 PCEF resolve the dynamic PCC rule that PCRF issues, and preserve aforesaid incident, flow and duration based accounting rule.When the business of treating subsequent user visit satisfies charging regulation, trigger corresponding chargeable session.
406 PCEF and OCS set up events corresponding, flow and duration based accounting session, and the user is chargeed.Concrete, can normative reference: 3GPP 32.299 and RFC4006.
In the above-mentioned execution mode, under the PCC standard card cage, use dynamic PCC rule support incident; Flow, duration and three's combination in any charge mode, and change less to PCRF and PCEF; The realization of flexible and convenient complicated charging policy, saved telecommunication system resources.
Device embodiment described above only is schematic; Wherein said unit as the separating component explanation can or can not be physically to separate also; The parts that show as the unit can be or can not be physical locations also; Promptly can be positioned at a place, perhaps also can be distributed on a plurality of NEs.Can select wherein some or all of module to realize the purpose of present embodiment scheme according to the actual needs.Those of ordinary skills promptly can understand and implement under the situation of not paying performing creative labour.
One of ordinary skill in the art will appreciate that some or all of module or the division of unit among the embodiment of above-mentioned PCRF and PCEF only are for example, can carry out different combinations or thinner division.Some or all of module wherein or unit can be hardware, software, perhaps are the combination of software and hardware.The part of being accomplished by software can be stored in the computer read/write memory medium, and this program can comprise the flow process like the embodiment of above-mentioned each side method when carrying out.Wherein, the storage medium that is somebody's turn to do can be magnetic disc, CD, read-only storage memory body (Read-Only Memory, ROM) or at random store memory body (Random Access Memory, RAM) etc.
Fig. 5 is the structural representation of a PCRF execution mode.PCRF can comprise at least one processor (501) (for example CPU), at least one network interface (504) or other communication interfaces, interface Rx for example, Gx, Gxx; And, memory (505) and at least one communication bus (502).This processor, network interface or other interfaces link through this communication bus; This communication bus is used to realize the connection communication between these devices.Optional, can also comprise user interface, for example display, keyboard or pointing device.Concrete, memory possibly comprise high speed Ram memory, also possibly also comprise non-unsettled memory (non-volatile memory), for example at least one magnetic disc store; Can comprise at least one and be positioned at storage device away from aforementioned CPU.
In some embodiments, memory stores following element, module and data structure, perhaps their subclass, perhaps their superset:
Operating system is used for, and comprises various programs, is used to realize various basic businesses and handles hardware based task;
Said PCC regulation management unit (509) receives user profile and the session information that PCEF reports through PCRFGx interface (101); Said dynamic PCC rule is managed and rule decision, through the said dynamic PCC rule of PCRFGx interface (504) after PCEF issues decision-making; Said dynamic PCC rule comprises one of following new charge mode: only to event charging, and to incident and charge on traffic, to incident and duration based accounting, perhaps, to incident, flow and duration based accounting.
Fig. 6 is the structural representation of a PCEF execution mode.PCEF can comprise at least one processor (601) (for example CPU), at least one network interface (604) or other communication interfaces (603), interface Gx for example, Gy, Gz; And, memory (605) and at least one communication bus (602).This processor, network interface or other interfaces, memory links through this communication bus (602); This communication bus is used to realize the connection communication between these devices.Optional, can also comprise user interface, for example display, keyboard or pointing device.Concrete, memory possibly comprise high speed Ram memory, also possibly also comprise non-unsettled memory (non-volatile memory), for example at least one magnetic disc store; Can comprise at least one and be positioned at storage device away from aforementioned CPU.
Concrete; Gx interface on the above-mentioned PCEF is used for sending user profile and session information to PCRF, receives the dynamic PCC rule that PCRF issues according to said user profile and session information, and said dynamic PCC rule comprises one of following new charge mode: only be directed against event charging; To incident and charge on traffic; To incident and duration based accounting, perhaps, to incident, flow and duration based accounting.
In some embodiments, memory stores following element, module and data structure, perhaps their subclass, perhaps their superset:
Operating system is used for, and comprises various programs, is used to realize various basic businesses and handles hardware based task;
PCC rule is implemented the Gx interface unit that unit (608) is used for from the PCRF and is obtained the said dynamic PCC rule that PCRF 10 issues, and carries out said dynamic PCC rule;
Accounting management unit (609) is used for the leading subscriber chargeable session, and call the Gy/Gz interface and charge system mutual, accomplish charging process.
The operation principle that above-mentioned PCC rule is implemented unit (608) and accounting management unit (609) can not given unnecessary details at this with reference to the execution mode shown in the figure 2-4.
Above-described execution mode does not constitute the qualification to this technical scheme protection range.Any modification of within the principle of above-mentioned execution mode, being done, be equal to replacement and improvement etc., all should be included within the protection range of this technical scheme.
Claims (9)
1. strategy and the charging regulation entity PCRF device in strategy and the charging control PCC system,
Said PCRF device enables entity PCEF device with strategy and charging and communicates by letter and be connected, it is characterized in that,
Said PCRF device comprises PCRFGx interface (101) and PCC regulation management unit (102), and the Gx interface (101) on the said PCRF is mainly used in the Gx interface communication of processing and PCEF;
Said PCC regulation management unit (102) receives user profile and the session information that PCEF20 reports through the Gx interface (101) on the PCRF; Said dynamic PCC rule is managed and rule decision, through the said dynamic PCC rule of the Gx interface (101) on the PCRF after PCEF (20) issues decision-making; Said dynamic PCC rule comprises one of following new charge mode: only to event charging, and to incident and charge on traffic, to incident and duration based accounting, perhaps, to incident, flow and duration based accounting.
2. according to the PCRF of claim 1, it is characterized in that,
Said dynamic PCC rule comprises that one of following new charge mode is specially: said new charge mode is indicated by the value of the metering-method of expansion.
3. strategy and the charging in strategy and the charging control PCC system enables entity PCEF device, and communicating by letter with charging regulation entity PCRF device with strategy is connected, it is characterized in that,
Comprise the Gx interface (201) on the PCEF, the PCC rule is implemented unit (202) and accounting management unit (203);
The last Gx interface (201) of PCEF is used for sending user profile and session information to PCRF; It is regular according to the dynamic PCC that said user profile and session information issue to receive PCRF; Said dynamic PCC rule comprises one of following new charge mode: only to event charging; To incident and charge on traffic; To incident and duration based accounting; Perhaps, to incident, flow and duration based accounting;
PCC rule is implemented the Gx interface unit that unit (202) is used for from the PCRF and is obtained the said dynamic PCC rule that PCRF10 issues, and carries out said dynamic PCC rule.
4. according to the PCEF in the claim 3, it is characterized in that, further comprise:
Accounting management unit (203) is used for the leading subscriber chargeable session, and it is mutual to call Gy or Gz interface and charge system, accomplishes charging process.
5. according to the PCEF in the claim 4, it is characterized in that,
Said dynamic PCC rule comprises that one of following new charge mode is specially: said new charge mode is indicated by the value of the metering-method in the Gx interface of expansion.
6. the strategy of a communication system and billing control method is characterized in that,
Strategy and charging enable entity PCEF and send user profile and session information to strategy and charging regulation entity PCRF;
Said PCRF carries out dynamic PCC regular coupling and rule decision based on said user profile and session information, the dynamic PCC rule after obtaining making a strategic decision; Said dynamic PCC rule comprises one of following new charge mode: only to event charging, and to incident and charge on traffic, to incident and duration based accounting, perhaps, to incident, flow and duration based accounting;
The dynamic PCC rule of said PCRF after said PCEF sends said decision-making; So that said PCEF and the charge system dynamic PCC rule after according to said decision-making is chargeed.
7. according to the method for claim 6, it is characterized in that,
Said new charge mode is indicated by the value of the metering-method in the Gx interface of expansion.
8. the strategy of a communication system and charging control PCC system is characterized in that,
Said PCC system comprises: strategy enables entity PCEF and tactful and charging regulation entity PCRF with charging;
Said PCEF is used for sending user profile and session information to said PCRF; Receive the dynamic PCC rule after the decision-making from said PCRF, so that said PCEF and the charge system dynamic PCC rule after according to said decision-making is chargeed;
Said PCRF carries out dynamic PCC regular coupling and rule decision according to said user profile and session information, the dynamic PCC rule after obtaining making a strategic decision; Said dynamic PCC rule comprises one of following new charge mode: only to event charging, and to incident and charge on traffic, to incident and duration based accounting, perhaps, to incident, flow and duration based accounting; Dynamic PCC rule after said PCEF sends said decision-making.
9. according to Claim 8 method is characterized in that,
Said new charge mode is indicated by the value of the metering-method in the Gx interface of expansion.
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