CN102098647B - Method and system for realizing online charging in roaming architecture - Google Patents

Method and system for realizing online charging in roaming architecture Download PDF

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Publication number
CN102098647B
CN102098647B CN200910246969.6A CN200910246969A CN102098647B CN 102098647 B CN102098647 B CN 102098647B CN 200910246969 A CN200910246969 A CN 200910246969A CN 102098647 B CN102098647 B CN 102098647B
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CN
China
Prior art keywords
charging
pcrf
ownership place
online charging
charging system
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Expired - Fee Related
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CN200910246969.6A
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Chinese (zh)
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CN102098647A (en
Inventor
吴锦花
芮通
孙默
周晓云
孙闵
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ZTE Corp
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ZTE Corp
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Priority to CN200910246969.6A priority Critical patent/CN102098647B/en
Priority to PCT/CN2010/072268 priority patent/WO2010148771A1/en
Publication of CN102098647A publication Critical patent/CN102098647A/en
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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/02—Details
    • H04L12/14—Charging, metering or billing arrangements for data wireline or wireless communications
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/02—Details
    • H04L12/14—Charging, metering or billing arrangements for data wireline or wireless communications
    • H04L12/1403—Architecture for metering, charging or billing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M15/00—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M15/00—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP
    • H04M15/64—On-line charging system [OCS]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M15/00—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP
    • H04M15/66—Policy and charging system
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M15/00—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP
    • H04M15/80—Rating or billing plans; Tariff determination aspects
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M15/00—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP
    • H04M15/80—Rating or billing plans; Tariff determination aspects
    • H04M15/8038—Roaming or handoff
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/24—Accounting or billing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W8/00—Network data management
    • H04W8/02—Processing of mobility data, e.g. registration information at HLR [Home Location Register] or VLR [Visitor Location Register]; Transfer of mobility data, e.g. between HLR, VLR or external networks
    • H04W8/08—Mobility data transfer
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M2215/00—Metering arrangements; Time controlling arrangements; Time indicating arrangements
    • H04M2215/74—Rating aspects, e.g. rating parameters or tariff determination apects
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M2215/00—Metering arrangements; Time controlling arrangements; Time indicating arrangements
    • H04M2215/74—Rating aspects, e.g. rating parameters or tariff determination apects
    • H04M2215/7442—Roaming

Abstract

The invention provides a method for realizing online charging in a roaming architecture, which comprises that: in roaming, a visited policy and charging rules function (V-PCRF) entity and a home policy and charging rules function (H-PCRF) entity exchange charging-related information; and an online charging system realizes the charging according to the transmitted charging-related information. The invention also provides the system for realizing the online charging in the roaming architecture. In the method and the system, the V-PCRF entity and the H-PCRF entity exchange the charging-related information, thereby protecting the private characteristics of own charging systems of each system, and enhancing the security of the system.

Description

The method and system of online charging under roaming framework
Technical field
The present invention relates to strategy and charging control technology field, be specifically related to a kind of method and system of roaming online charging under framework.
Background technology
Third generation partner program (3GPP, 3rd Generation Partnership Project) grouping system (EPS of evolution, Evolved Packet System) by the universal mobile telecommunications system land radio access web (E-UTRAN of evolution, Evolved Universal Terrestrial Radio Access Network), mobile management unit (MME, Mobility Management Entity), gateway (S-GW, ServingGateway), grouped data network gateway (P-GW or PDN GW, Packet Data NetworkGateway), home subscriber server (HSS, Home Subscriber Server), authentication and authorization charging (the AAA of 3GPP, Authentication, Authorization and Accounting) server, "Policy and Charging Rules Function entity (PCRF, Policy and Charging Rules Function) and other support nodes form.
Fig. 1 is according to the schematic diagram of the EPS system architecture of correlation technique, wherein (PCC is controlled in strategy and charging, Policy and Charging Control) be a part wherein, in EPS framework, each functional entity of PCC can distribute as follows: PCRF is "Policy and Charging Rules Function entity; Strategy and charging execution function entity (PCEF, Policy and Charging Enforcement Function) are present in P-GW; Bearing binding and event reporting function entity (BBERF, Bearer Binding and Event ReportFunction) can be present in S-GW; The Application Function of business (AF, Application Function) is present in carrier network agreement (IP, Internet Protocol) business network; User-subscribed database (SPR, Subscription Profile Repository) can be unified with HSS.
In 3GPP, by APN (APN, Access Point Name), can find corresponding PDN (Packet Data Network, Packet Data Network) network.Conventionally UE is called to an IP to a connection of PDN network and connects Access Network (IP-CAN, IP Connectivity AccessNetwork) session.
In EPS system architecture, user's access style is by IP-CAN type and wireless access type (RAT, Radio Access Type) jointly identify: IP-CAN type is in order to distinguish access network type (such as 3GPP or WiMAX etc.), when IP-CAN type is 3GPP or 3GPP2 access, need to further depend on RAT and distinguish wireless access type (for example: during 3GPP access, be the wireless access of UTRAN or E-UTRAN).
PCC is applicable to all 3GPP IP-CAN, and its framework as shown in Figure 2.PCRF is mainly responsible for the formulation of strategy and charging regulation, by Gx interface, PCC strategy and the charging regulation of formulation is handed down to PCEF, and PCEF installs, carries out PCC strategy, and reports dependent event, with the mutual charge information of charge system.
PCRF is handed down to BBERF by Gxx interface by QoS (QoS, Quality of Service) rule, the mutual charge information of BBERF discord charge system, and only responsible bearing binding and dependent event reports.AF provides business information by Rx interface to PCRF, and SPR has preserved the signing business information of user, and PCRF can be by Sp interface to the signing business information of SPR inquiring user.PCEF sends to Online Charging System (OCS by Gy interface by online charging information, Online ChargingSystem), by Gz interface, offline charging information is sent to off-line accounting system (OFCS, OfflineCharging System), OCS is responsible for the statistics of online charging.
At present, in PCC framework, the signing business information of user in the bearer related information that the service related information that PCRF provides according to AF, PCEF report and SPR, formulates PCC strategy; PCRF can dynamically issue PCC strategy to PCEF, comprises the information of QoS and charging in policy information.
Development along with mobile service, services of roaming between carrier network day by day increase, rate between operator and settling problems are more and more outstanding, and (for example the user of the A of operator roams in the network of the B of operator, both sides' charging regulation and statistics granularity are inconsistent, cause the statistics of the same business of this user in ticket inconsistent), for considerations such as the privately owned characteristic protection of self charge system and system safety, operator does not wish the charge system OCS of self to be directly exposed to the other side, how roamer and business are carried out to the accurate accounting checking charging of online charging, rationally clearing, become the practical demand of each operator at present.
In prior art, still do not have good method to solve this problem.Introduce after PCC framework, the implementation for visited place by OCS proxy and PCEF and ownership place OCS is also because the reason such as above-mentioned is slowly failed propelling.The online charging that how to solve better roamer and the business charging of accurately checking account becomes the problem that the present invention need to solve.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of method and system of roaming online charging under framework, the charging of accurately checking account of the online charging of realizing roamer and business.
In order to address the above problem, the invention provides a kind of method of roaming online charging under framework, comprising:
During roaming, visited place "Policy and Charging Rules Function entity (V-PCRF) and the mutual relevant information of charging of ownership place "Policy and Charging Rules Function entity (H-PCRF);
Online Charging System, according to the relevant information of described charging transmitting, is realized charging.
Further, said method also can have following characteristics:
User's set roaming and while accessing in visited place, described V-PCRF comprises with the relevant information of the mutual charging of described H-PCRF: the relevant information of charging that described V-PCRF reports visited place gateway sends to described H-PCRF.
Further, said method also can have following characteristics:
Described user's set roaming and when ownership place route, described H-PCRF receives the relevant information of charging that ownership place gateway sends; Or:
Described H-PCRF receives the relevant information of charging that ownership place gateway sends, and visited place gateway sends information that charging is relevant to described V-PCRF, and the relevant information of charging that described V-PCRF sends visited place gateway sends to described H-PCRF.
Further, said method also can have following characteristics:
Described Online Charging System is ownership place Online Charging System, and described method also comprises: described H-PCRF and the relevant information of the mutual charging of ownership place Online Charging System, realize charging.
Further, said method also can have following characteristics:
Described H-PCRF comprises with the relevant information of the mutual charging of ownership place Online Charging System:
After user equipment start service, H-PCRF, when the application of credit quota triggers, carries out the application of credit quota to ownership place Online Charging System;
In business procedure, H-PCRF, when the application of credit quota triggers, reports information that charging is relevant to described ownership place Online Charging System; Or, when H-PCRF receives the notification message that the requirement of described ownership place Online Charging System reports, report information that charging is relevant to described ownership place Online Charging System;
When service ending, H-PCRF reports charging relevant information to described ownership place Online Charging System, and notifies described ownership place Online Charging System service ending.
Further, said method also can have following characteristics:
Described business refers to, a business data flow of described subscriber equipment, or, one group of business data flow of described subscriber equipment, or described subscriber equipment connects the whole business data flows under Access Network (IP-CAN) session at same IP, or, the whole business data flows of subscriber equipment under same APN (APN), or, whole business data flows of subscriber equipment.
Further, said method also can have following characteristics:
Described method also comprises: when subscriber equipment carries out IP-CAN conversation establishing or IP-CAN session updates, described H-PCRF obtains charging relevant information from described ownership place Online Charging System, and (PCC) rule is controlled in formulation or update strategy and charging.
The present invention also provides a kind of system of roaming online charging under framework, comprising: visited place "Policy and Charging Rules Function entity (V-PCRF), ownership place "Policy and Charging Rules Function entity (H-PCRF), Online Charging System, wherein:
Visited place "Policy and Charging Rules Function entity (V-PCRF), for the information relevant to the mutual charging of ownership place "Policy and Charging Rules Function entity (H-PCRF);
Online Charging System, for according to the relevant information of described charging transmitting, realizes charging.
Further, said system also can have following characteristics:
Described system also comprises visited place gateway, wherein:
Described visited place gateway, when accessing at described user's set roaming and in visited place, reports information that charging is relevant to described V-PCRF;
Described V-PCRF, sends to described H-PCRF for the relevant information of described charging that described visited place gateway is reported.
Further, said system also can have following characteristics:
Described system also comprises ownership place gateway, and described ownership place gateway when at described user's set roaming and in ownership place route, sends the relevant information of charging to described H-PCRF;
Or described system also comprises ownership place gateway and visited place gateway, wherein:
Described ownership place gateway, when at described user's set roaming and in ownership place route, sends the relevant information of charging to described H-PCRF;
Described visited place gateway, when at described user's set roaming and in ownership place route, sends information that charging is relevant to described V-PCRF;
Described V-PCRF, sends to described H-PCRF for the relevant information of described charging that described visited place gateway is reported.
Further, said system also can have following characteristics:
Described Online Charging System is ownership place Online Charging System, described H-PCRF, also for the relevant information of the mutual charging of described ownership place Online Charging System, realize charging.
Further, said system also can have following characteristics:
Described H-PCRF, also for after user equipment start service, when the application of credit quota triggers, carries out the application of credit quota to ownership place Online Charging System; In business procedure, when the application of credit quota triggers, report information that charging is relevant to described ownership place Online Charging System; Or, while receiving the notification message that the requirement of described ownership place Online Charging System reports, report information that charging is relevant to described ownership place Online Charging System; When service ending, report charging relevant information to described ownership place Online Charging System, and notify described ownership place Online Charging System service ending.
Further, said system also can have following characteristics:
Described business refers to, a business data flow of described subscriber equipment, or, one group of business data flow of described subscriber equipment, or, the whole business data flows of described subscriber equipment under same IP-CAN session, or, the whole business data flows of subscriber equipment under same APN, or, whole business data flows of subscriber equipment.
Further, said system also can have following characteristics:
Described H-PCRF, also when carrying out IP-CAN conversation establishing or IP-CAN session updates at subscriber equipment, obtains charging relevant information from described ownership place Online Charging System, formulates or upgrades PCC rule.
The method and system of online charging under roaming framework provided by the invention, by carrying out the mutual of charging relevant information between V-PCRF and H-PCRF, thereby has protected the privately owned characteristic of the charge system of each system self, has strengthened security of system.
Accompanying drawing explanation
Accompanying drawing explanation is used to provide a further understanding of the present invention, and forms a part for specification, for explaining the present invention, is not construed as limiting the invention together with embodiments of the present invention.In the accompanying drawings:
Fig. 1 is EPS system architecture schematic diagram;
Fig. 2 is PCC system architecture schematic diagram (existing framework);
Fig. 3 is PCC system architecture schematic diagram (after newly-increased interface, the roaming framework of visited place access);
Fig. 4 is PCC system architecture schematic diagram (after newly-increased interface, the roaming framework of ownership place route);
Fig. 5 is the embodiment of the present invention one roaming visited place access strategy and billing function Enhancement Method schematic flow sheet;
Fig. 6 is the embodiment of the present invention two roaming ownership place routing policy and billing function Enhancement Method schematic flow sheets;
Fig. 7 is that in the embodiment of the present invention three strategies and charging process, OCS initiatively issuees a notice to the schematic flow sheet of PCRF;
Fig. 8 formulates the schematic flow sheet of PCC rule for the embodiment of the present invention four OCS provide charge information to PCRF.
Embodiment
Below in conjunction with the drawings and specific embodiments, technical scheme of the present invention is described in further detail, so that those skilled in the art can better understand the present invention also, can be implemented, but illustrated embodiment is not as a limitation of the invention.
Under online charging roaming framework of the present invention, strategy comprises with billing function Enhancement Method: during user's set roaming, the information that ownership place PCRF (being called for short H-PCRF) is relevant to the mutual online charging of visited place PCRF (being called for short V-PCRF), Online Charging System, according to the relevant information of described charging transmitting, is realized charging.Wherein, H-PCRF and the relevant information of the mutual charging of ownership place Online Charging System, realize charging.As shown in Figure 3, Figure 4, can strengthen original S9 interface between H-PCRF and V-PCRF, between H-PCRF and V-PCRF, pass through the S9 interactive interfacing online charging relevant information strengthening.
Wherein, user's set roaming and during for visited place access scene, visited place GW reports charging relevant information to V-PCRF, the charging relevant information that V-PCRF reports visited place GW reports H-PCRF, and H-PCRF reports ownership place OCS again.
User's set roaming and while being ownership place route scene, ownership place GW reports charging relevant information to H-PCRF, H-PCRF reports charging relevant information to ownership place OCS; Or, described H-PCRF receives the relevant information of charging that ownership place gateway reports, and visited place gateway reports information that charging is relevant to described V-PCRF, the relevant information reporting of charging that described V-PCRF reports visited place gateway is given described H-PCRF, and H-PCRF reports charging relevant information to ownership place OCS.
Further, initiatively or answer the request of H-PCRF to send the relevant information of charging to H-PCRF, H-PCRF formulates according to charging relevant information or upgrades PCC rule ownership place OCS.Particularly, when subscriber equipment carries out IP-CAN conversation establishing or IP-CAN session updates, described H-PCRF obtains charging relevant information from described ownership place Online Charging System, formulates or renewal PCC rule.
Embodiment mono-
Roaming visited place access situation, its system architecture is shown in Fig. 3, UE sets up carrying by roaming place BBERF, by roaming place PCEF, carries out business operation and charging.In the present embodiment, PCC rule is online charging, and H-PCRF initiatively sends a request message to OCS.
Roamer UE initiates certain business, and after PCC rule generates and issues, and the charging that this business relates to is online charging.For visited place access situation, when H-PCRF receive one from outside (as visited place GW, described GW can be S-GW or GGSN or other gateways) or the triggering of inner credit quota application, H-PCRF by interface one to ownership place OCS send a request message (letter of application quota), receive the response message of ownership place OCS, the credit quota receiving by visited place V-PCRF forward or issue new credit quota and carry out to visited place GW.In business procedure, visited place GW reports information that the chargings such as consumption are relevant to H-PCRF by V-PCRF, reports information that charging is relevant to ownership place OCS by H-PCRF after being stored and processed; H-PCRF receives the triggering of the quota application of outside (as visited place GW) or inside again, to ownership place OCS send a request message (letter of application quota), and report the relevant informations such as actual amount to ownership place OCS (wherein comprising the charging relevant informations such as consumption of receiving from visited place GW), receive the response message of ownership place OCS.During service ending, visited place GW reports consumption by V-PCRF, and is with all information of business, and notice H-PCRF is service ending this time, reports information that charging is relevant to ownership place OCS by H-PCRF after being stored and processed.
As shown in Figure 5, comprising:
Step 501, UE initiates certain business, and PCC rule issues successfully, and H-PCRF receives an inside or outside triggering;
Step 502, H-PCRF sends a request message to OCS, to OCS application consumption credit quota, carries business and the charging relevant informations such as user ID, service identification and rate group sign in message;
Step 503, OCS receives after request message, sends response message to H-PCRF, carries consumption quota in response message, or refusal credit quota application information;
Step 504, H-PCRF receives after the response message of OCS, if creditable quota issues, do corresponding local processing, or forward is to ext nal network element execution (as GW), if this application is rejected, carries out service ending flow process;
Step 505, in business procedure, GW (PCEF) reports information that the chargings such as consumption are relevant to H-PCRF by V-PCRF, and receives the response message of H-PCRF;
Step 506, the charging relevant informations such as consumption that H-PCRF storage and processing V-PCRF report, OCS to be handed to; H-PCRF receives the triggering of the credit quota application of outside or inside again, to OCS, send a request message, to OCS application consumption credit quota, and report the charging relevant informations such as actual amount to OCS, wherein comprise the charging relevant informations such as consumption of receiving from visited place GW;
Step 507, OCS receives after request message, sends response message to H-PCRF, is with consumption quota in response message, or refusal credit quota application information;
Step 508, business continues, and repeats 505～507 steps;
Step 509, during service ending, GW (PCEF) reports the actual service condition of current consumption to H-PCRF by V-PCRF, be with all charging relevant informations of this business, and receives the response message of H-PCRF;
Step 510, H-PCRF sends a request message to OCS, the reporting message of forward GW, and inform this service ending of OCS;
Step 511, OCS receives after this request message, to H-PCRF, sends response message, adds up and process whole correlometer charge informations of this business data flow.
The message granularity of this embodiment is for business data flow of UE, in addition, can expand to the business data flow under the same APN of whole business data flows, UE under the same IP-CAN session of one group of business data flow, UE of UE, or whole business data flows of UE.
Embodiment bis-
The present embodiment is roaming ownership place route situation, and its system architecture is shown in Fig. 4, and UE sets up carrying by roaming place BBERF, by ownership place PCEF, carries out business operation and charging, and PCC rule is online charging, and PCRF initiatively sends a request message to OCS.
Roamer UE initiates certain business, and after PCC rule generates and issues, and the charging that this business relates to is online charging.For ownership place route situation, when H-PCRF receives that one from the triggering of the credit quota application of outside (as ownership place GW) or inside, H-PCRF by interface one to ownership place OCS send a request message (letter of application quota), receive the response message of ownership place OCS, the credit quota that forward receives or issue new credit quota and carry out to ownership place GW (PCEF).In business procedure, ownership place GW (PCEF) reports information that the chargings such as consumption are relevant to H-PCRF, reports information that charging is relevant to ownership place OCS by H-PCRF after being stored and processed; When H-PCRF receives the triggering of outside (as GW) or inner quota application again, to ownership place OCS send a request message (letter of application quota), and report the relevant informations such as actual amount to ownership place OCS (wherein comprising the charging relevant informations such as consumption of receiving from GW), receive the response message of ownership place OCS.During service ending, ownership place GW (PCEF) reports current use consumption by H-PCRF to ownership place OCS, and is with all information of business, notifies this service ending, receives the response of ownership place OCS.
As shown in Figure 6, comprising:
Step 601, UE initiates certain business, and PCC rule issues successfully, and H-PCRF receives an inside or outside triggering;
Step 602, H-PCRF sends a request message to ownership place OCS, to OCS application consumption credit quota, carries business and the charging relevant informations such as user ID, service identification, rate group sign in request message;
Step 603, OCS receives after this request message, sends response message to H-PCRF, carries consumption quota in response message, or refusal credit quota application information;
Step 604, H-PCRF receives after the response message of OCS, if creditable quota issues, do corresponding local processing, or forward is to ext nal network element execution (as GW), if this application is rejected, carries out service ending flow process;
Step 605, in business procedure, GW (PCEF) reports information that the chargings such as consumption are relevant to H-PCRF, and receives the response message of H-PCRF;
Step 606, H-PCRF storage and processing, when again receiving the triggering of outside or inner credit quota application, to OCS send a request message (letter of application quota), and report the charging relevant informations such as actual amount to OCS, wherein comprise the charging relevant informations such as consumption of receiving from GW;
Step 607, OCS receives after request message, sends response message to H-PCRF, is with consumption quota in message, or the application of refusal credit quota;
Step 608, business continues, and repeats 605～607 steps;
Step 609, during service ending, GW (PCEF) reports the actual service condition of current consumption to H-PCRF, is with all charging relevant informations of this business;
Step 610, H-PCRF sends a request message to OCS, the reporting message of forward GW, and inform this service ending of OCS;
Step 611, OCS receives after this request message, to H-PCRF, sends response message, adds up and process whole correlometer charge informations of this business data flow.
The message granularity of this embodiment is for business data flow of UE, in addition, can expand to the business data flow under the same APN of whole business data flows, UE under the same IP-CAN session of one group of business data flow, UE of UE, or whole business data flows of UE.
Embodiment tri-
For online charging (comprising the online charging under the access of roaming visited place and roaming ownership place route situation), ownership place OCS active notification message transmission is to H-PCRF, in notification message, require H-PCRF to report consumption, re-authenticate or credit line deficiency etc., H-PCRF is according to the request in notification message, do corresponding reporting, send response message to ownership place OCS.
When UE initiates certain business, after PCC rule issues successfully, if PCC rule is online charging, as PCRF, receive the triggering of an outside or inner credit quota application, PCRF sends a request message (letter of application quota) to OCS by interface one, and OCS returns to response message to H-PCRF (issuing consumption quota) after receiving request message; In business procedure, OCS initiatively sends a notification message to H-PCRF, requires to report use consumption or re-authenticate, and after the notified message of H-PCRF, carries out respective handling, sends response message to OCS, informs current use consumption, or confirms to re-authenticate; OCS, according to response message, continues subsequent treatment.
As shown in Figure 7, comprising:
Step 701, UE initiates certain business, and PCC rule issues successfully, and H-PCRF receives an inside or outside triggering;
Step 702, H-PCRF sends a request message to OCS, to OCS application consumption quota, business and the charging relevant information such as user ID, service identification, rate group sign on message band;
Step 703, OCS receives after request message, sends response message to H-PCRF, is with consumption quota in message, or the application of refusal credit quota;
Step 704, H-PCRF receives after the response message of OCS, if creditable quota issues, do corresponding local processing, or forward is to ext nal network element execution (as GW), if this application is rejected, carries out service ending flow process;
Step 705, in business procedure, OCS initiatively sends a notification message to H-PCRF, carries to require to report and use consumption or re-authenticate or inform the information such as user credit amount deficiency in notification message;
Step 706, H-PCRF receives after this notification message, carries out respective handling, sends response message to OCS, informs current use consumption in response message, or confirms to re-authenticate;
Step 707, OCS, according to response message, continues subsequent treatment.
The message granularity of this embodiment is for business data flow of UE, in addition, can expand to the business data flow under the same APN of whole business data flows, UE under the same IP-CAN session of one group of business data flow, UE of UE, or whole business data flows of UE.
Embodiment tetra-
For online charging, ownership place OCS provides charging relevant information to H-PCRF, for H-PCRF, formulates or renewal PCC rule.Information providing formula can be PCRF active request, also can initiatively send for OCS.
When UE initiates certain business, initiate after IP-CAN conversation establishing, PCC Rulemaking needs correlometer charge information, H-PCRF and OCS are mutual, obtain the information that charging is relevant, H-PCRF formulates PCC rule in conjunction with the charging relevant information received and out of Memory, the issuing and installation procedure of the existing PCC rule of follow-up execution.PCC policing rule is formulated the obtain manner of required charging relevant information, can initiatively send request to OCS for H-PCRF, and OCS sends to H-PCRF by relevant information; Also can, for OCS is after connecting with H-PCRF, initiatively send charging relevant information to PCRF.
In business procedure, if session updates need to be upgraded PCC rule, H-PCRF and OCS are mutual, obtain the charging relevant information after renewal, upgrade PCC rule, the flow processing after follow-up execution PCC Policy Updates.The interactive mode of the renewal charge information here can initiatively send request to OCS for H-PCRF, and OCS sends to H-PCRF by relevant information; Also can, for OCS is after perceiving information updating, initiatively send charging relevant information to H-PCRF.
As shown in Figure 8, comprising:
Step 801, UE initiates certain business, initiates IP-CAN conversation establishing flow process, and before PCC Rulemaking, H-PCRF need to obtain charging relevant information;
Step 802, H-PCRF and OCS are mutual, obtain the information that charging is relevant.H-PCRF sends request to OCS, to OCS, obtains charging relevant information, and OCS receives after request, sends response to H-PCRF, in message with charging relevant information corresponding to upper request; Or OCS initiatively sends corresponding charging relevant information to H-PCRF after connecting with H-PCRF.
Step 803, H-PCRF gets after charging relevant information, in conjunction with out of Memory, formulates PCC rule;
Step 804, continues issuing and the processing of the existing procedure such as installation of PCC rule;
Step 805, in business procedure, IP-CAN session updates need to be upgraded PCC rule; Charging relevant information after H-PCRF and OCS interactive refreshing, concrete interactive mode is: OCS initiatively sends a notification message and informs the charging relevant information after renewal to H-PCRF, or H-PCRF sends request the charging relevant information of obtaining after renewal;
Step 807, PCRF gets after the charging relevant information after renewal, upgrades PCC rule;
Step 808, continues the processing of follow-up renewal and operation flow.
The message granularity of this embodiment is for business data flow of UE, in addition, can expand to the business data flow under the same APN of whole business data flows, UE under the same IP-CAN session of one group of business data flow, UE of UE, or whole business data flows of UE.
In the various embodiments described above, PCRF reports the charging relevant information in the message of OCS, can be the charging relevant information that directly comes from GW, can be also the charging relevant information that other source-information (as the CAMEL-Subscription-Information of SPR) of obtaining of the reporting information (as flow, duration, event, access style, time zone etc.) of GW, the local information of PCRF (as carrier policy etc.) and PCRF etc. generates after PCRF local policy is processed.Charging relevant information can comprise flow, duration, event, service identification, rate group sign, access style, time-zone information of business etc.
The present invention also provides a kind of system of roaming framework summer online charging, comprising: visited place "Policy and Charging Rules Function entity (V-PCRF), ownership place "Policy and Charging Rules Function entity (H-PCRF), and Online Charging System, wherein:
Described V-PCRF, for when the user's set roaming, with the relevant information of the mutual charging of described H-PCRF.
Described Online Charging System, for according to the relevant information of described charging transmitting, realizes charging.
Described Online Charging System is ownership place Online Charging System, described H-PCRF, for the relevant information of the mutual charging of described ownership place Online Charging System, realize charging.
Described system also comprises visited place gateway, wherein:
Described visited place gateway, when accessing at described user's set roaming and in visited place, reports information that charging is relevant to described V-PCRF;
Described V-PCRF, sends to described H-PCRF for the relevant information of described charging that described visited place gateway is reported.
Described system also comprises ownership place gateway, and described ownership place gateway when at described user's set roaming and in ownership place route, sends the relevant information of charging to described H-PCRF;
Or described system also comprises ownership place gateway and visited place gateway, wherein:
Described ownership place gateway, when at described user's set roaming and in ownership place route, sends the relevant information of charging to described H-PCRF;
Described visited place gateway, when at described user's set roaming and in ownership place route, sends information that charging is relevant to described V-PCRF;
Described V-PCRF, sends to described H-PCRF for the relevant information of described charging that described visited place gateway is reported.
Described H-PCRF, also for after user equipment start service, when the application of credit quota triggers, carries out the application of credit quota to ownership place Online Charging System; In business procedure, when the application of credit quota triggers, report information that charging is relevant to described ownership place Online Charging System; Or, while receiving the notification message that the requirement of described ownership place Online Charging System reports, report information that charging is relevant to described ownership place Online Charging System; When service ending, report charging relevant information to described ownership place Online Charging System, and notify described ownership place Online Charging System service ending.Described business refers to, a business data flow of described subscriber equipment, or, one group of business data flow of described subscriber equipment, or, the whole business data flows of described subscriber equipment under same IP-CAN session, or, the whole business data flows of subscriber equipment under same APN, or, whole business data flows of subscriber equipment.
Described H-PCRF, also when carrying out IP-CAN conversation establishing or IP-CAN session updates at subscriber equipment, obtains charging relevant information from described ownership place OCS, formulates or upgrades PCC rule.
The present invention, except being applicable to EPS system, is also applicable to the communication system that other introduces PCC framework.

Claims (12)

1. a method of roaming online charging under framework, is characterized in that, comprising:
During roaming, visited place "Policy and Charging Rules Function entity V-PCRF passes through with ownership place "Policy and Charging Rules Function entity H-PCRF the relevant information of S9 interactive interfacing charging strengthening; User's set roaming and while accessing in visited place, described V-PCRF comprises with the relevant information of the mutual charging of described H-PCRF: the relevant information of charging that described V-PCRF reports visited place gateway sends to described H-PCRF;
Online Charging System, according to the relevant information of described charging transmitting, is realized charging;
Described Online Charging System is ownership place Online Charging System, and described method also comprises: described H-PCRF and the relevant information of the mutual charging of ownership place Online Charging System, realize charging; Described H-PCRF comprises with the relevant information of the mutual charging of ownership place Online Charging System:
After user equipment start service, H-PCRF, when the application of credit quota triggers, carries out the application of credit quota by interface one to ownership place Online Charging System;
In business procedure, H-PCRF, when the application of credit quota triggers, reports information that charging is relevant to described ownership place Online Charging System; Or, when H-PCRF receives the notification message that the requirement of described ownership place Online Charging System reports, report information that charging is relevant to described ownership place Online Charging System;
When service ending, H-PCRF reports charging relevant information to described ownership place Online Charging System, and notifies described ownership place Online Charging System service ending.
2. the method for claim 1, it is characterized in that, described business refers to, a business data flow of described subscriber equipment, or, one group of business data flow of described subscriber equipment, or described subscriber equipment connects the whole business data flows under Access Network IP-CAN session at same IP, or, the whole business data flows of subscriber equipment under same APN APN, or, whole business data flows of subscriber equipment.
3. the method for claim 1, it is characterized in that, described method also comprises: when subscriber equipment carries out IP-CAN conversation establishing or IP-CAN session updates, described H-PCRF obtains charging relevant information from described ownership place Online Charging System, formulation or update strategy and charging control PCC rule.
4. a method of roaming online charging under framework, is characterized in that, comprising:
During roaming, visited place "Policy and Charging Rules Function entity V-PCRF passes through with ownership place "Policy and Charging Rules Function entity H-PCRF the relevant information of S9 interactive interfacing charging strengthening; User's set roaming and when ownership place route, described H-PCRF receives the relevant information of charging that ownership place gateway sends;
Online Charging System, according to the relevant information of described charging transmitting, is realized charging;
Described Online Charging System is ownership place Online Charging System, and described method also comprises: described H-PCRF and the relevant information of the mutual charging of ownership place Online Charging System, realize charging; Described H-PCRF comprises with the relevant information of the mutual charging of ownership place Online Charging System:
After user equipment start service, H-PCRF, when the application of credit quota triggers, carries out the application of credit quota by interface one to ownership place Online Charging System;
In business procedure, H-PCRF, when the application of credit quota triggers, reports information that charging is relevant to described ownership place Online Charging System; Or, when H-PCRF receives the notification message that the requirement of described ownership place Online Charging System reports, report information that charging is relevant to described ownership place Online Charging System;
When service ending, H-PCRF reports charging relevant information to described ownership place Online Charging System, and notifies described ownership place Online Charging System service ending.
5. method as claimed in claim 4, it is characterized in that, described business refers to, a business data flow of described subscriber equipment, or, one group of business data flow of described subscriber equipment, or described subscriber equipment connects the whole business data flows under Access Network IP-CAN session at same IP, or, the whole business data flows of subscriber equipment under same APN APN, or, whole business data flows of subscriber equipment.
6. method as claimed in claim 4, it is characterized in that, described method also comprises: when subscriber equipment carries out IP-CAN conversation establishing or IP-CAN session updates, described H-PCRF obtains charging relevant information from described ownership place Online Charging System, formulation or update strategy and charging control PCC rule.
7. a system of roaming online charging under framework, comprising: visited place "Policy and Charging Rules Function entity V-PCRF, ownership place "Policy and Charging Rules Function entity H-PCRF, Online Charging System and visited place gateway, is characterized in that:
Described visited place gateway, when accessing at user's set roaming and in visited place, reports information that charging is relevant to described V-PCRF;
Visited place "Policy and Charging Rules Function entity V-PCRF, for to ownership place "Policy and Charging Rules Function entity H-PCRF by the relevant information of the S9 interactive interfacing charging that strengthens; The mutual relevant information of charging comprises: the relevant information of described charging that described V-PCRF reports described visited place gateway sends to described H-PCRF;
Online Charging System, for according to the relevant information of described charging transmitting, realizes charging; Described Online Charging System is ownership place Online Charging System, described H-PCRF, also for the relevant information of the mutual charging of described ownership place Online Charging System, realize charging;
Described H-PCRF, also for after user equipment start service, when the application of credit quota triggers, carries out the application of credit quota by interface one to ownership place Online Charging System; In business procedure, when the application of credit quota triggers, report information that charging is relevant to described ownership place Online Charging System; Or, while receiving the notification message that the requirement of described ownership place Online Charging System reports, report information that charging is relevant to described ownership place Online Charging System; When service ending, report charging relevant information to described ownership place Online Charging System, and notify described ownership place Online Charging System service ending.
8. system as claimed in claim 7, it is characterized in that, described business refers to, a business data flow of described subscriber equipment, or, one group of business data flow of described subscriber equipment, or, the whole business data flows of described subscriber equipment under same IP-CAN session, or, the whole business data flows of subscriber equipment under same APN, or, whole business data flows of subscriber equipment.
9. system as claimed in claim 7, it is characterized in that, described H-PCRF, also when carrying out IP-CAN conversation establishing or IP-CAN session updates at subscriber equipment, from described ownership place Online Charging System, obtain charging relevant information, formulate or renewal PCC rule.
10. a system of roaming online charging under framework, comprising: visited place "Policy and Charging Rules Function entity V-PCRF, ownership place "Policy and Charging Rules Function entity H-PCRF, Online Charging System and ownership place gateway, it is characterized in that,
Described ownership place gateway, when at user's set roaming and in ownership place route, sends the relevant information of charging to described H-PCRF;
Visited place "Policy and Charging Rules Function entity V-PCRF, for to ownership place "Policy and Charging Rules Function entity H-PCRF by the relevant information of the S9 interactive interfacing charging that strengthens; The mutual relevant information of charging comprises: the relevant information of described charging that described V-PCRF reports described visited place gateway sends to described H-PCRF;
Online Charging System, for according to the relevant information of described charging transmitting, realizes charging; Described Online Charging System is ownership place Online Charging System, described H-PCRF, also for the relevant information of the mutual charging of described ownership place Online Charging System, realize charging;
Described H-PCRF, also for after user equipment start service, when the application of credit quota triggers, carries out the application of credit quota by interface one to ownership place Online Charging System; In business procedure, when the application of credit quota triggers, report information that charging is relevant to described ownership place Online Charging System; Or, while receiving the notification message that the requirement of described ownership place Online Charging System reports, report information that charging is relevant to described ownership place Online Charging System; When service ending, report charging relevant information to described ownership place Online Charging System, and notify described ownership place Online Charging System service ending.
11. systems as claimed in claim 10, it is characterized in that, described business refers to, a business data flow of described subscriber equipment, or, one group of business data flow of described subscriber equipment, or, the whole business data flows of described subscriber equipment under same IP-CAN session, or, the whole business data flows of subscriber equipment under same APN, or, whole business data flows of subscriber equipment.
12. systems as claimed in claim 10, it is characterized in that, described H-PCRF, also when carrying out IP-CAN conversation establishing or IP-CAN session updates at subscriber equipment, from described ownership place Online Charging System, obtain charging relevant information, formulate or renewal PCC rule.
CN200910246969.6A 2009-12-14 2009-12-14 Method and system for realizing online charging in roaming architecture Expired - Fee Related CN102098647B (en)

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