CN102098647A - 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
CN102098647A
CN102098647A CN 200910246969 CN200910246969A CN102098647A CN 102098647 A CN102098647 A CN 102098647A CN 200910246969 CN200910246969 CN 200910246969 CN 200910246969 A CN200910246969 A CN 200910246969A CN 102098647 A CN102098647 A CN 102098647A
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China
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pcrf
ownership place
relevant information
chargeing
online charging
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Granted
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CN 200910246969
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Chinese (zh)
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CN102098647B (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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    • 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

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Databases & Information Systems (AREA)
  • Business, Economics & Management (AREA)
  • Accounting & Taxation (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Meter Arrangements (AREA)

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 the 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 the 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 are formed.
Fig. 1 is the schematic diagram according to the EPS system architecture of correlation technique, wherein (PCC is controlled in strategy and charging, Policy and Charging Control) be a part wherein, each functional entity of PCC can distribute as follows in the EPS framework: PCRF is the "Policy and Charging Rules Function entity; Strategy and charging execution function entity (PCEF, Policy and Charging Enforcement Function) are present among the P-GW; Bearing binding and event reporting function entity (BBERF, Bearer Binding and Event ReportFunction) can be present among the S-GW; Professional Application Function (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, can find corresponding PDN (Packet Data Network, Packet Data Network) network by APN (APN, Access Point Name).Usually UE is called the session of an IP connection Access Network (IP-CAN, IP Connectivity AccessNetwork) to a connection of PDN network.
In the EPS system architecture, user's access style is by IP-CAN type and wireless access type (RAT, Radio Access Type) come common identification: the IP-CAN type is in order to distinguish access network type (for example: 3GPP or WiMAX etc.), when the IP-CAN type is 3GPP or 3GPP2 access, need further depend on RAT and distinguish wireless access type (for example: when 3GPP inserts, 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 mainly is responsible for the formulation of strategy and charging regulation, by the Gx interface PCC strategy and the charging regulation of formulating is handed down to PCEF, and PCEF installs, carries out the PCC strategy, and reports dependent event, with the mutual charge information of charge system.
PCRF gives BBERF by the Gxx interface with QoS (QoS, Quality of Service) rule downloading, the mutual charge information of BBERF discord charge system, the reporting of only responsible bearing binding and dependent event.AF provides business information by Rx interface to PCRF, and SPR has preserved the business information that the user contracts, and PCRF can be by the Sp interface to the signatory business information of SPR inquiring user.PCEF sends to Online Charging System (OCS by the Gy interface with online charging information, Online ChargingSystem), by the 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 the PCC framework, the business information that the user contracts among bearer related information that the service related information that PCRF provides according to AF, PCEF report and the SPR is formulated the PCC strategy; PCRF can dynamically issue the PCC strategy and give PCEF, comprises the information of QoS and charging in the policy information.
Development along with mobile service; services of roaming between carrier network day by day increase; rate between operator and clearing problem 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 directly is exposed to the other side; how roamer and the professional accurate accounting checking of carrying out online charging are chargeed; clearing rationally become the practical demand of each operator at present.
Still there is not good method to solve this problem in the prior art.After introducing the PCC framework, for the implementation of visit ground by OCS proxy and PCEF and ownership place OCS also because reason such as above-mentioned is slowly failed propelling.How solving roamer and professional online charging better accurately checks account to charge and becomes the problem that the present invention need solve.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of method and system of roaming online charging under the framework, realizes the charging of accurately checking account of roamer and professional online charging.
In order to address the above problem, the invention provides a kind of method of roaming online charging under the framework, comprising:
During roaming, visit ground "Policy and Charging Rules Function entity (V-PCRF) and the mutual relevant information of chargeing of ownership place "Policy and Charging Rules Function entity (H-PCRF);
The information that Online Charging System is relevant according to the described charging that transmits realizes chargeing.
Further, said method also can have following characteristics:
User's set roaming and when inserting on visit ground, described V-PCRF comprises with the mutual relevant information of chargeing of described H-PCRF: described V-PCRF will visit the information that charging that the earth mat pass reports is correlated with and send to described H-PCRF.
Further, said method also can have following characteristics:
Described user's set roaming and when the ownership place route, described H-PCRF receive the relevant information of charging that the ownership place gateway sends; Or:
Described H-PCRF receives the relevant information of charging that the ownership place gateway sends, and visit ground gateway sends the relevant information of chargeing to described V-PCRF, and described V-PCRF will visit the information that charging that the ground gateway sends is correlated with and send to described H-PCRF.
Further, said method also can have following characteristics:
Described Online Charging System is the ownership place Online Charging System, and described method also comprises: described H-PCRF and the mutual relevant information of chargeing of ownership place Online Charging System, realize chargeing.
Further, said method also can have following characteristics:
Described H-PCRF comprises with the mutual relevant information of chargeing of ownership place Online Charging System:
Behind the user equipment start service, when H-PCRF triggers in the application of credit quota, carry out the application of credit quota to the ownership place Online Charging System;
In business procedure, when H-PCRF triggers in the application of credit quota, report the relevant information of chargeing to give described ownership place Online Charging System; Perhaps, when H-PCRF receives the notification message that the requirement of described ownership place Online Charging System reports, reporting the relevant information of chargeing to give described ownership place Online Charging System;
When service ending, H-PCRF reports the charging relevant information to give 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 is meant, a business data flow of described subscriber equipment, perhaps, one group of business data flow of described subscriber equipment, perhaps, the whole business data flows of described subscriber equipment under the session of same IP connection Access Network (IP-CAN), perhaps, the whole business data flows of subscriber equipment under same APN (APN), perhaps, whole business data flows of subscriber equipment.
Further, said method also can have following characteristics:
Described method also comprises: when subscriber equipment carried out IP-CAN conversation establishing or IP-CAN session updates, described H-PCRF obtained the charging relevant information from described ownership place Online Charging System, formulation or update strategy and control (PCC) rule of chargeing.
The present invention also provides a kind of system of roaming online charging under the framework, comprising: visit ground "Policy and Charging Rules Function entity (V-PCRF), ownership place "Policy and Charging Rules Function entity (H-PCRF), Online Charging System, wherein:
Visit ground "Policy and Charging Rules Function entity (V-PCRF) is used for and the mutual relevant information of chargeing of ownership place "Policy and Charging Rules Function entity (H-PCRF);
Online Charging System is used for the information relevant according to the described charging that transmits, and realizes chargeing.
Further, said system also can have following characteristics:
Described system also comprises visit ground gateway, wherein:
Described visit ground gateway is used for reporting the relevant information of chargeing to described V-PCRF at described user's set roaming and when visiting the ground access;
Described V-PCRF is used for that described visit earth mat is closed the relevant information of described charging that reports and sends to described H-PCRF.
Further, said system also can have following characteristics:
Described system also comprises the ownership place gateway, and described ownership place gateway is used at described user's set roaming and during in the ownership place route, sends the relevant information of chargeing to described H-PCRF;
Perhaps, described system also comprises ownership place gateway and visit ground gateway, wherein:
Described ownership place gateway is used at described user's set roaming and during in the ownership place route, sends the relevant information of chargeing to described H-PCRF;
Described visit ground gateway is used at described user's set roaming and during in the ownership place route, sends the relevant information of chargeing to described V-PCRF;
Described V-PCRF is used for that described visit earth mat is closed the relevant information of described charging that reports and sends to described H-PCRF.
Further, said system also can have following characteristics:
Described Online Charging System is the ownership place Online Charging System, and described H-PCRF also is used for and the mutual relevant information of chargeing of described ownership place Online Charging System, realizes chargeing.
Further, said system also can have following characteristics:
Described H-PCRF also is used for behind user equipment start service, when the application of credit quota triggers, carries out the application of credit quota to the ownership place Online Charging System; In business procedure, when the application of credit quota triggers, report the relevant information of chargeing to give described ownership place Online Charging System; Perhaps, when receiving the notification message that the requirement of described ownership place Online Charging System reports, reporting the relevant information of chargeing to give described ownership place Online Charging System; When service ending, report the charging relevant information to give 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 is meant, a business data flow of described subscriber equipment, perhaps, one group of business data flow of described subscriber equipment, perhaps, the whole business data flows of described subscriber equipment under same IP-CAN session, perhaps, the whole business data flows of subscriber equipment under same APN, perhaps, whole business data flows of subscriber equipment.
Further, said system also can have following characteristics:
Described H-PCRF also is used for obtaining the charging relevant information from described ownership place Online Charging System when subscriber equipment carries out IP-CAN conversation establishing or IP-CAN session updates, formulates or renewal PCC rule.
The method and system of online charging under the roaming framework provided by the invention, mutual by the relevant information of chargeing between V-PCRF and the H-PCRF, thus protected the privately owned characteristic of the charge system of each system self, strengthened security of system.
Description of drawings
Description of drawings is used to provide further understanding of the present invention, and constitutes the part of specification, is used from explanation the present invention with embodiments of the invention one, is not construed as limiting the invention.In the accompanying drawings:
Fig. 1 is an EPS system architecture schematic diagram;
Fig. 2 is PCC system architecture schematic diagram (an existing framework);
Fig. 3 is PCC system architecture schematic diagram (behind the newly-increased interface, the roaming framework that visit ground inserts);
Fig. 4 is PCC system architecture schematic diagram (behind the newly-increased interface, the roaming framework of ownership place route);
Fig. 5 is the embodiment of the invention one roaming visit ground access strategy and a billing function Enhancement Method schematic flow sheet;
Fig. 6 is the embodiment of the invention two roaming ownership place routing policy and billing function Enhancement Method schematic flow sheets;
Fig. 7 initiatively issuees a notice to the schematic flow sheet of PCRF for OCS in the embodiment of the invention three strategies and the charging process;
Fig. 8 formulates the schematic flow sheet of PCC rule for the embodiment of the 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, can be implemented so that those skilled in the art can better understand the present invention also, but illustrated embodiment is not as a limitation of the invention.
Online charging roaming framework of the present invention strategy down comprises with the billing function Enhancement Method: during user's set roaming, ownership place PCRF (being called for short H-PCRF) and the mutual relevant information of online charging of visit ground PCRF (being called for short V-PCRF), the information that Online Charging System is relevant according to the described charging that transmits realizes chargeing.Wherein, H-PCRF and the mutual relevant information of chargeing of ownership place Online Charging System realize chargeing.As shown in Figure 3, Figure 4, can strengthen S9 interactive interfacing online charging relevant information to original S9 interface between H-PCRF and the V-PCRF by strengthening between H-PCRF and the V-PCRF.
Wherein, user's set roaming and when inserting scene for visit ground, visit ground GW reports the charging relevant information to give V-PCRF, V-PCRF will visit the charging relevant information that reports of GW report H-PCRF, H-PCRF reports ownership place OCS again.
User's set roaming and when being ownership place route scene, ownership place GW reports the charging relevant information to give H-PCRF, H-PCRF reports the charging relevant information to give ownership place OCS; Perhaps, described H-PCRF receives the relevant information of charging that the ownership place gateway reports, and the visit earth mat closes and reports the relevant information of chargeing to give described V-PCRF, described V-PCRF will visit earth mat and close the relevant information of charging report and report described H-PCRF, and H-PCRF reports the charging relevant information to give ownership place OCS.
Further, ownership place OCS active or the request information that transmission is chargeed and is correlated with to H-PCRF of answering H-PCRF, H-PCRF formulates according to the charging relevant information or renewal PCC rule.Particularly, when subscriber equipment carried out IP-CAN conversation establishing or IP-CAN session updates, described H-PCRF obtained the charging relevant information from described ownership place Online Charging System, formulated or renewal PCC rule.
Embodiment one
Roaming visit ground inserts situation, and its system architecture is seen Fig. 3, and UE sets up carrying by roaming place BBERF, carries out business operation and charging by roaming place PCEF.In the present embodiment, the PCC rule is an online charging, and H-PCRF initiatively sends a request message to OCS.
Roamer UE initiates certain business, and after the PCC rule generates and issues, and the charging that this business relates to is an online charging.Insert situation for visit ground, when H-PCRF receive one from outside (as visit ground GW, described GW can be S-GW or GGSN or other gateways) or the triggering of inner credit quota application, then 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 of receiving by switching before the visit ground V-PCRF or issue new credit quota and carry out for visit ground GW.In the business procedure, visit ground GW reports the relevant information of chargeing such as consumption to give H-PCRF by V-PCRF, reporting the relevant information of chargeing to give ownership place OCS by the H-PCRF storage and after handling; H-PCRF receives the triggering of the quota application of outside (as visit ground GW) or inside once more, to ownership place OCS send a request message (letter of application quota), and report relevant information such as actual amount to give ownership place OCS (wherein comprising the charging relevant informations of receiving from visit ground GW such as consumption), receive the response message of ownership place OCS.During service ending, visit ground GW reports consumption by V-PCRF, and is with professional all information, and notice H-PCRF is service ending this time, reports the relevant information of chargeing to give ownership place OCS by the H-PCRF storage and after handling.
As shown in Figure 5, comprising:
Step 501, UE initiates certain business, the success of PCC rule downloading, H-PCRF receives inside or outside triggering;
Step 502, H-PCRF sends a request message to OCS, to OCS application consumption credit quota, carries business and charging relevant informations such as user ID, service identification and rate group id in the message;
Step 503 after OCS receives request message, sends response message to H-PCRF, carries the consumption quota in the response message, or refusal credit quota application information;
Step 504 after H-PCRF receives the response message of OCS, if creditable quota issues, is then done corresponding local the processing, or before be given to ext nal network element and carry out (as GW), if this application is rejected and then carries out the service ending flow process;
Step 505, in the business procedure, GW (PCEF) reports the relevant information of chargeing such as consumption to give 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 once more, send a request message to OCS, to OCS application consumption credit quota, and report charging relevant information such as actual amount to give OCS, wherein comprise the charging relevant informations of receiving from visit ground GW such as consumption;
Step 507 after OCS receives request message, sends response message to H-PCRF, is with the consumption quota in the response message, or refusal credit quota application information;
Step 508, the professional continuation repeated 505～507 steps;
Step 509, during service ending, GW (PCEF), is with all charging relevant informations of this business, and receives the response message of H-PCRF to the actual operating position that H-PCRF reports current consumption by V-PCRF;
Step 510, H-PCRF sends a request message to OCS, the reporting message of preceding commentaries on classics GW, and inform this service ending of OCS;
Step 511 after OCS receives this request message, sends response message to H-PCRF, adds up and handle whole correlometer charge informations of this business data flow.
The message granularity of this embodiment is at 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 two
Present embodiment is roaming ownership place route situation, and its system architecture is seen Fig. 4, and UE sets up carrying by roaming place BBERF, carries out business operation and charging by ownership place PCEF, and the PCC rule is an online charging, and PCRF initiatively sends a request message to OCS.
Roamer UE initiates certain business, and after the PCC rule generates and issues, and the charging that this business relates to is an online charging.For ownership place route situation, when H-PCRF receives a triggering from the credit quota application of outside (as ownership place GW) or inside, then 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 preceding switching is received or issue new credit quota and carry out for ownership place GW (PCEF).In the business procedure, ownership place GW (PCEF) reports the relevant information of chargeing such as consumption to give H-PCRF, reporting the relevant information of chargeing to give ownership place OCS by the H-PCRF storage and after handling; When H-PCRF receives the triggering of outside (as GW) or inner quota application once more, to ownership place OCS send a request message (letter of application quota), and report relevant information such as actual amount to give ownership place OCS (wherein comprising the charging relevant informations of receiving from GW such as consumption), 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 professional all information, notifies this service ending, receives the response of ownership place OCS.
As shown in Figure 6, comprising:
Step 601, UE initiates certain business, the success of PCC rule downloading, H-PCRF receives 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 charging relevant informations such as user ID, service identification, rate group id in the request message;
Step 603 after OCS receives this request message, sends response message to H-PCRF, carries the consumption quota in the response message, or refusal credit quota application information;
Step 604 after H-PCRF receives the response message of OCS, if creditable quota issues, is then done corresponding local the processing, or before be given to ext nal network element and carry out (as GW), if this application is rejected and then carries out the service ending flow process;
Step 605, in the business procedure, GW (PCEF) reports the relevant information of chargeing such as consumption to give H-PCRF, and receives the response message of H-PCRF;
Step 606, H-PCRF storage and handling is when the triggering of receiving outside or inner credit quota application once more, to OCS send a request message (letter of application quota), and report charging relevant information such as actual amount to give OCS, wherein comprise the charging relevant informations of receiving from GW such as consumption;
Step 607 after OCS receives request message, sends response message to H-PCRF, is with the consumption quota in the message, or the application of refusal credit quota;
Step 608, the professional continuation repeated 605～607 steps;
Step 609, during service ending, GW (PCEF) is with all charging relevant informations of this business to the actual operating position that H-PCRF reports current consumption;
Step 610, H-PCRF sends a request message to OCS, the reporting message of preceding commentaries on classics GW, and inform this service ending of OCS;
Step 611 after OCS receives this request message, sends response message to H-PCRF, adds up and handle whole correlometer charge informations of this business data flow.
The message granularity of this embodiment is at 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 three
For online charging (comprising that roaming visit ground inserts and roam the online charging under the ownership place route situation), ownership place OCS initiatively issuees a notice message to H-PCRF, require H-PCRF to report consumption, re-authenticate or credit line deficiency etc. in the notification message, H-PCRF is according to the request in the notification message, do corresponding reporting, send response message for ownership place OCS.
When UE initiates certain business, after the success of PCC rule downloading, if the PCC rule is an online charging, then receive the triggering of an outside or inner credit quota application as PCRF, PCRF sends a request message (letter of application quota) to OCS by interface one, and OCS returns response message to H-PCRF (issuing the consumption quota) after receiving request message; In business procedure, OCS initiatively sends a notification message to H-PCRF, requires to report the 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 continues subsequent treatment according to response message.
As shown in Figure 7, comprising:
Step 701, UE initiates certain business, the success of PCC rule downloading, H-PCRF receives inside or outside triggering;
Step 702, H-PCRF sends a request message to OCS, to OCS application consumption quota, business and charging relevant informations such as user ID, service identification, rate group id on the message band;
Step 703 after OCS receives request message, sends response message to H-PCRF, is with the consumption quota in the message, or the application of refusal credit quota;
Step 704 after H-PCRF receives the response message of OCS, if creditable quota issues, is then done corresponding local the processing, or before be given to ext nal network element and carry out (as GW), if this application is rejected and then carries out the service ending flow process;
Step 705, in the business procedure, OCS initiatively sends a notification message to H-PCRF, carries in the notification message to require to report and uses consumption or re-authenticate or inform information such as user credit amount deficiency;
Step 706 after H-PCRF receives this notification message, is carried out respective handling, sends response message to OCS, informs current use consumption in the response message, or confirms to re-authenticate;
Step 707, OCS continues subsequent treatment according to response message.
The message granularity of this embodiment is at 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 four
For online charging, ownership place OCS provides the charging relevant information to H-PCRF, formulates or renewal PCC rule for H-PCRF.The information providing formula can be the PCRF active request, also can initiatively send for OCS.
When UE initiates certain business, after initiating the IP-CAN conversation establishing, the PCC Rulemaking needs the correlometer charge information, then H-PCRF and OCS are mutual, obtain the relevant information of chargeing, H-PCRF formulates the PCC rule in conjunction with the charging relevant information of receiving and other information, and follow-up execution has issuing and installation procedure of PCC rule now.The 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 with relevant information; Also can for OCS after connecting with H-PCRF, initiatively send the charging relevant information to PCRF.
In the business procedure, if session updates need upgrade the PCC rule, then H-PCRF and OCS are mutual, obtain the charging relevant information after the renewal, renewal PCC rule, the flow processing behind the 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 with relevant information; Also can for OCS after perceiving information updating, initiatively send the 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 the PCC Rulemaking, H-PCRF need obtain the charging relevant information;
Step 802, H-PCRF and OCS are mutual, obtain the relevant information of chargeing.H-PCRF transmission request is obtained the charging relevant information to OCS to OCS, after OCS receives request, sends response to H-PCRF, asks corresponding charging relevant information with going up in the message; Or OCS initiatively sends corresponding charging relevant information to H-PCRF after connecting with H-PCRF.
Step 803 after H-PCRF gets access to the charging relevant information, is formulated the PCC rule in conjunction with out of Memory;
Step 804 continues issuing and the processing of existing procedure such as installation of PCC rule;
Step 805, in the business procedure, the IP-CAN session updates need be upgraded the PCC rule; Charging relevant information behind H-PCRF and the OCS interactive refreshing, concrete interactive mode is: OCS initiatively sends a notification message and informs charging relevant information after the renewal to H-PCRF, or H-PCRF sends the charging relevant information after acquisition request is upgraded;
Step 807 after PCRF gets access to charging relevant information after the renewal, is upgraded the PCC rule;
Step 808 continues the processing of follow-up renewal and operation flow.
The message granularity of this embodiment is at 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, also can be the reporting information (as flow, duration, incident, access style, time zone etc.) of GW, the local information of PCRF (as carrier policy etc.), and other source-information (as the CAMEL-Subscription-Information of SPR) of obtaining of PCRF wait the charging relevant information of handling the back generation through the PCRF local policy.The charging relevant information can comprise professional flow, duration, incident, service identification, rate group id, access style, time-zone information etc.
The present invention also provides a kind of system of roaming framework summer online charging, comprising: visit ground "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 is used for when user's set roaming, with the mutual relevant information of chargeing of described H-PCRF.
Described Online Charging System is used for the information relevant according to the described charging that transmits, and realizes chargeing.
Described Online Charging System is the ownership place Online Charging System, and described H-PCRF is used for and the mutual relevant information of chargeing of described ownership place Online Charging System, realizes chargeing.
Described system also comprises visit ground gateway, wherein:
Described visit ground gateway is used for reporting the relevant information of chargeing to described V-PCRF at described user's set roaming and when visiting the ground access;
Described V-PCRF is used for that described visit earth mat is closed the relevant information of described charging that reports and sends to described H-PCRF.
Described system also comprises the ownership place gateway, and described ownership place gateway is used at described user's set roaming and during in the ownership place route, sends the relevant information of chargeing to described H-PCRF;
Perhaps, described system also comprises ownership place gateway and visit ground gateway, wherein:
Described ownership place gateway is used at described user's set roaming and during in the ownership place route, sends the relevant information of chargeing to described H-PCRF;
Described visit ground gateway is used at described user's set roaming and during in the ownership place route, sends the relevant information of chargeing to described V-PCRF;
Described V-PCRF is used for that described visit earth mat is closed the relevant information of described charging that reports and sends to described H-PCRF.
Described H-PCRF also is used for behind user equipment start service, when the application of credit quota triggers, carries out the application of credit quota to the ownership place Online Charging System; In business procedure, when the application of credit quota triggers, report the relevant information of chargeing to give described ownership place Online Charging System; Perhaps, when receiving the notification message that the requirement of described ownership place Online Charging System reports, reporting the relevant information of chargeing to give described ownership place Online Charging System; When service ending, report the charging relevant information to give described ownership place Online Charging System, and notify described ownership place Online Charging System service ending.Described business is meant, a business data flow of described subscriber equipment, perhaps, one group of business data flow of described subscriber equipment, perhaps, the whole business data flows of described subscriber equipment under same IP-CAN session, perhaps, the whole business data flows of subscriber equipment under same APN, perhaps, whole business data flows of subscriber equipment.
Described H-PCRF also is used for obtaining the charging relevant information from described ownership place OCS when subscriber equipment carries out IP-CAN conversation establishing or IP-CAN session updates, formulates or renewal PCC rule.
The present invention also is applicable to the communication system of other introducing PCC framework except being applicable to the EPS system.

Claims (14)

1. a method of roaming online charging under the framework is characterized in that, comprising:
During roaming, visit ground "Policy and Charging Rules Function entity (V-PCRF) and the mutual relevant information of chargeing of ownership place "Policy and Charging Rules Function entity (H-PCRF);
The information that Online Charging System is relevant according to the described charging that transmits realizes chargeing.
2. the method for claim 1, it is characterized in that, user's set roaming and when inserting on visit ground, described V-PCRF comprises with the mutual relevant information of chargeing of described H-PCRF: described V-PCRF will visit the information that charging that the earth mat pass reports is correlated with and send to described H-PCRF.
3. the method for claim 1 is characterized in that,
Described user's set roaming and when the ownership place route, described H-PCRF receive the relevant information of charging that the ownership place gateway sends; Or:
Described H-PCRF receives the relevant information of charging that the ownership place gateway sends, and visit ground gateway sends the relevant information of chargeing to described V-PCRF, and described V-PCRF will visit the information that charging that the ground gateway sends is correlated with and send to described H-PCRF.
4. as claim 1 or 2 or 3 described methods, it is characterized in that described Online Charging System is the ownership place Online Charging System, described method also comprises: described H-PCRF and the mutual relevant information of chargeing of ownership place Online Charging System, realize chargeing.
5. method as claimed in claim 4 is characterized in that, described H-PCRF comprises with the mutual relevant information of chargeing of ownership place Online Charging System:
Behind the user equipment start service, when H-PCRF triggers in the application of credit quota, carry out the application of credit quota to the ownership place Online Charging System;
In business procedure, when H-PCRF triggers in the application of credit quota, report the relevant information of chargeing to give described ownership place Online Charging System; Perhaps, when H-PCRF receives the notification message that the requirement of described ownership place Online Charging System reports, reporting the relevant information of chargeing to give described ownership place Online Charging System;
When service ending, H-PCRF reports the charging relevant information to give described ownership place Online Charging System, and notifies described ownership place Online Charging System service ending.
6. method as claimed in claim 5, it is characterized in that described business is meant, a business data flow of described subscriber equipment, perhaps, one group of business data flow of described subscriber equipment, perhaps, the whole business data flows of described subscriber equipment under the session of same IP connection Access Network (IP-CAN), perhaps, the whole business data flows of subscriber equipment under same APN (APN), perhaps, whole business data flows of subscriber equipment.
7. 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 the charging relevant information from described ownership place Online Charging System, formulation or update strategy and control (PCC) rule of chargeing.
8. system of roaming online charging under the framework comprises: visit ground "Policy and Charging Rules Function entity (V-PCRF), ownership place "Policy and Charging Rules Function entity (H-PCRF), Online Charging System is characterized in that:
Visit ground "Policy and Charging Rules Function entity (V-PCRF) is used for and the mutual relevant information of chargeing of ownership place "Policy and Charging Rules Function entity (H-PCRF);
Online Charging System is used for the information relevant according to the described charging that transmits, and realizes chargeing.
9. system as claimed in claim 8 is characterized in that, described system also comprises visit ground gateway, wherein:
Described visit ground gateway is used for reporting the relevant information of chargeing to described V-PCRF at described user's set roaming and when visiting the ground access;
Described V-PCRF is used for that described visit earth mat is closed the relevant information of described charging that reports and sends to described H-PCRF.
10. system as claimed in claim 8 is characterized in that described system also comprises the ownership place gateway, and described ownership place gateway is used at described user's set roaming and during in the ownership place route, sends the relevant information of chargeing to described H-PCRF;
Perhaps, described system also comprises ownership place gateway and visit ground gateway, wherein:
Described ownership place gateway is used at described user's set roaming and during in the ownership place route, sends the relevant information of chargeing to described H-PCRF;
Described visit ground gateway is used at described user's set roaming and during in the ownership place route, sends the relevant information of chargeing to described V-PCRF;
Described V-PCRF is used for that described visit earth mat is closed the relevant information of described charging that reports and sends to described H-PCRF.
11., it is characterized in that described Online Charging System is the ownership place Online Charging System as claim 8 or 9 or 10 described systems, described H-PCRF also is used for and the mutual relevant information of chargeing of described ownership place Online Charging System, realizes chargeing.
12. system as claimed in claim 11 is characterized in that, described H-PCRF also is used for behind user equipment start service, when the application of credit quota triggers, carries out the application of credit quota to the ownership place Online Charging System; In business procedure, when the application of credit quota triggers, report the relevant information of chargeing to give described ownership place Online Charging System; Perhaps, when receiving the notification message that the requirement of described ownership place Online Charging System reports, reporting the relevant information of chargeing to give described ownership place Online Charging System; When service ending, report the charging relevant information to give described ownership place Online Charging System, and notify described ownership place Online Charging System service ending.
13. system as claimed in claim 12, it is characterized in that described business is meant, a business data flow of described subscriber equipment, perhaps, one group of business data flow of described subscriber equipment, perhaps, the whole business data flows of described subscriber equipment under same IP-CAN session, perhaps, the whole business data flows of subscriber equipment under same APN, perhaps, whole business data flows of subscriber equipment.
14. system as claimed in claim 8, it is characterized in that described H-PCRF also is used for when subscriber equipment carries out IP-CAN conversation establishing or IP-CAN session updates, obtain the charging relevant information from described ownership place Online Charging System, 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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