WO2007098647A1 - Procédé et moyen de mise en oeuvre de prépaiement de paquet dans un système armc - Google Patents

Procédé et moyen de mise en oeuvre de prépaiement de paquet dans un système armc Download PDF

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Publication number
WO2007098647A1
WO2007098647A1 PCT/CN2006/000987 CN2006000987W WO2007098647A1 WO 2007098647 A1 WO2007098647 A1 WO 2007098647A1 CN 2006000987 W CN2006000987 W CN 2006000987W WO 2007098647 A1 WO2007098647 A1 WO 2007098647A1
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WO
WIPO (PCT)
Prior art keywords
prepaid
authorization
authentication
control point
accounting server
Prior art date
Application number
PCT/CN2006/000987
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English (en)
Chinese (zh)
Inventor
Xiuli Xu
Feng Kou
Original Assignee
Zte Corporation
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zte Corporation filed Critical Zte Corporation
Publication of WO2007098647A1 publication Critical patent/WO2007098647A1/fr

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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
    • 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
    • H04M15/82—Criteria or parameters used for performing billing operations
    • H04M15/8214—Data or packet based
    • 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
    • H04M15/90—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP using Intelligent Networks [IN] or Advanced Intelligent Networks [AIN]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M17/00—Prepayment of wireline communication systems, wireless communication systems or telephone systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M2215/00—Metering arrangements; Time controlling arrangements; Time indicating arrangements
    • H04M2215/01—Details of billing arrangements
    • H04M2215/016—Billing using Intelligent Networks [IN] or Advanced Intelligent Networks [AIN]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M2215/00—Metering arrangements; Time controlling arrangements; Time indicating arrangements
    • H04M2215/20—Technology dependant metering
    • H04M2215/206—CDMA, i.e. Code Division Multiple Access
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M2215/00—Metering arrangements; Time controlling arrangements; Time indicating arrangements
    • H04M2215/22—Bandwidth or usage-sensitve billing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M2215/00—Metering arrangements; Time controlling arrangements; Time indicating arrangements
    • H04M2215/78—Metric aspects
    • H04M2215/782—Data or packet based

Definitions

  • the present invention relates to the field of mobile communications, and in particular, to a method and apparatus for implementing packet pre-paid in a CDMA (Code Division Multiple Access) system.
  • CDMA Code Division Multiple Access
  • CDMA is a commonly used multiple access modulation technique based on wideband spread spectrum technology.
  • CDMA2000 is one of the main modes of third-generation mobile communications. It not only provides high-quality voice services, but also provides high-speed packet data transmission services.
  • FIG. 1 is a network structure diagram of a conventional CDMA2000 system, in which a BTS (Base Transceiver System) establishes a wireless coverage area for mobile terminal communication, and a BSC (Base Station Controller) can be used for each BTS.
  • the PCF Packet Control Function Node
  • the PDSN is an interface module for the CDMA system to access the Internet. Between the PDSN and the PCF is an R-P interface (R-P, Radio-Packet), that is, an A10/A11 interface, A10 is a data channel, and Al1 is a control channel.
  • R-P Radio-Packet
  • the PDSN provides access services for users of the CDMA system.
  • the user authenticates, authorizes, and charges through the PDSN to AAA (Authentication, Authorization and Accounting).
  • HA Home Agent
  • PDSN provide access and mobility management for MIP (Mobile IP, Mobile IP) users.
  • the CDMA system provides both voice and packet data services for users, and supports both prepaid and postpaid billing methods.
  • the prepaid service is relatively mature, and the MSC (Mobile Switching Center) interacts with the SCP (Service Control Point) to implement the prepaid function.
  • the packet data service is a data service mode that has been developed on a large scale in recent years. The implementation of the prepaid payment for the user's packet data service can be controlled by using the same device SCP as the voice to achieve the unification of the user account.
  • Prepaid services can be implemented through PPC (PrePaid Client, Prepaid Client) and HPS (PrePaid Server, Prepaid Server).
  • rate conversion refers to the length or flow of the user's account amount converted to achieve prepayment based on duration or traffic.
  • the PPS is responsible for transmitting the quota-converted quota information to the PPC to implement pre-paid control for the user.
  • different rates can be provided for users according to different time periods. At this time, the rate switching problem at different time periods is involved.
  • the packet prepaid function is implemented.
  • the PPC is implemented on the PDSN.
  • the PPC can be implemented not only on the PDSN but also on the HA.
  • the user account is stored in the SCP, and the PPC interacts with the PPS and the SCP to implement the packet prepaid service.
  • the Chinese patent "Code Division Multiple Access Packet Prepaid Implementation Method" of CN03145175.6 describes a method for implementing packet prepaid in a CDMA network, which describes a prepaid server PPS and a service control point.
  • An interface is established between the SCPs.
  • the intelligent service user with the account information on the SCP uses the packet prepaid service
  • the PDSN in the CDMA system interacts with the AAA and the PPS, and the PPS authenticates and deducts the SCP through the interface.
  • the prepaid fee client PPC is implemented by the packet data service node PDSN; the prepaid server PPS is separately set or combined with the AAA.
  • the account information of the CDMA system user is stored in the authentication, authorization and accounting server AAA and the service control point SCP. If the prepaid server PPS is set separately from the AAA, the PPS entity needs to be added to the network, and the PPS needs to be further Store user information. This not only increases the complexity of the networking and more interface interactions, but also inevitably leads to duplication of information and possible inconsistencies.
  • the authentication, authorization, and accounting server AAA assumes the user's authentication, authorization, and accounting functions, and the AAA not only processes the authentication, authorization, and accounting functions of all post-paid users, but also prepaid. User information is also processed. If the PPS is set in AAA, it will inevitably increase the load on the AAA. Invention disclosure
  • the technical problem to be solved by the present invention is to provide a method and a device for implementing packet pre-payment by using a code division multiple access system by using an existing CDMA network device, so as to achieve the unification of voice prepaid and packet prepaid in a CDMA network.
  • the present invention provides a CDMA system for implementing packet prepaid '
  • the mobile switching center MSC interacts with the service control point SCP to implement the cost control of the user voice prepaid service, and the packet data serving node PDSN interacts with the authentication, authorization and accounting server AAA to provide the user with packet data access;
  • the feature is that it includes the following steps:
  • Step A The prepaid server PPS is integrated with the service control point SCP, and the account information is at the service control point SCP;
  • Step B The prepaid client PPC interacts with the service control point SCP through the user prepaid access and end messages through the authentication, authorization, and accounting server AAA to perform authentication and fee management of the user's packet prepaid service.
  • the prepaid client PPC in the step B is a packet data serving node PDSN or a home agent HA.
  • step B the interaction between the authentication, authorization, and accounting server AAA and the service control point SCP is performed by using Radius (Remote Authentication Dial-In User Service).
  • Radius Remote Authentication Dial-In User Service
  • the message that the authentication, authorization, and accounting server AAA interacts with the service control point SCP includes:
  • the access request/response message and the initial quota request request/response message may be combined.
  • the process of the access message of the prepaid client PPC interacting with the service control point SCP through the authentication, authorization, and accounting server AAA in the step B includes the following steps:
  • Step 1 The prepaid client PPC sends an access request message to the authentication, authorization, and accounting server AAA, where the message carries the prepaid capability of the prepaid client PPC;
  • Step 2 Authentication, Authorization, and Accounting Server AAA determines that the user is a prepaid user, and forwards the access request message to the service control point/prepaid server SCP/PPS;
  • Step 3 The service control point/prepaid server SCP/PPS checks the status of the user account. If the user is allowed to access, return the authorization response message receiving the access to the authentication, authorization, and accounting server AAA; otherwise, return the denied access. The response message is sent to the authentication, authorization and accounting server AAA; Step 4: The authentication, authorization and accounting server AAA will access the service control point SCP The message is forwarded to the prepaid client PPC.
  • the service control point/prepaid server SCP PPS in the step 3 carries the initial quota allocated to the user in the authorization response message received by the authentication, authorization, and accounting server AAA.
  • the process of the above-mentioned interactive access message further includes the following steps:
  • Step 5 The prepaid client PPC sends an initial quota application request message to the authentication, authorization, and accounting server AAA;
  • Step 6 Authentication, Authorization, and Accounting Server AAA forwards the initial quota application request message to the service control point/prepaid server SCP/PPS;
  • Step 7 Service Control Point/Prepaid Server SCP PPS grants the user a quota and sends an initial quota application response message to the authentication, authorization, and accounting server AAA;
  • Step 8 Authentication, Authorization, and Accounting Server AAA forwards the initial quota application response message to the prepaid client PPC.
  • the packet data serving node PDSN and the authentication, authorization, and accounting server AAA perform interaction of the charging start information.
  • the prepaid client PPC determines that the user requested quota is used up and needs to re-request the quota, the prepaid client PPC further passes the authentication, authorization, and accounting server AAA and the service control point SCP. Interacting online quota update messages, the interaction process includes the following steps:
  • Step 9 The prepaid client PPC sends an online quota update request message to the authentication, authorization, and accounting server AAA, where the message carries the used quota information.
  • Step 10 Authentication, Authorization, and Accounting Server AAA forwards the online quota update request message to the service control point/prepaid server SCP/PPS;
  • Step 11 Service Control Point/Prepaid Server SCP/PPS re-grants the user authorization quota and sends an online quota update response message to the authentication, authorization, and accounting server AAA according to the quota used by the user.
  • Step 12 The authentication, authorization, and accounting server AAA forwards the online quota update response message to the prepaid client PPC.
  • the process of the end message of the prepaid client PPC interacting with the service control point SCP through the authentication, authorization, and accounting server AAA includes the following steps:
  • Step 13 The prepaid client PPC sends a service end request message to the authentication, authorization, and accounting server AAA, and the message carries the used quota information.
  • Step 14 Authentication, Authorization, and Accounting Server AAA forwards the Service End Request message to the Service Control Point/Prepaid Server SCP/PPS;
  • Step 15 Service Control Point/Prepaid Server SCP/PPS updates the account information of the user according to the quota used by the user, and simultaneously sends a service end response message to the authentication, authorization, and accounting server AAA;
  • Step 16 Authentication, Authorization, and Accounting Server
  • the AAA forwards the Service End Response message to the Prepaid Client PPC.
  • the service end request message sent by the packet data serving node PDSN to the authentication, authorization, and accounting server AAA is included in the end of charging.
  • the service end response message sent by the authentication, authorization and accounting server AAA to the packet data serving node PDSN is included in the charging end response message.
  • the packet data service node PDSN and the authentication, authorization and accounting server AAA perform an charging end message. Interaction.
  • the present invention further provides a device for implementing packet prepaid in a CDMA system, comprising a packet data serving node PDSN, which implements access of a CDMA network user, and assumes a function of a prepaid client in a prepaid service, through a packet control function node PCF. Realize the connection with the airborne wireless interface;
  • a packet data serving node PDSN which implements access of a CDMA network user, and assumes a function of a prepaid client in a prepaid service, through a packet control function node PCF.
  • - Home Agent HA together with the packet data service node PDSN, provides access and mobility management for MIP users of the mobile internet platform;
  • An authentication, authorization, and accounting server AAA that implements authentication, authorization, and accounting functions for CDMA users
  • a service control point SCP which provides account management for prepaid users, rate conversion function for amount and duration or traffic conversion, and rate switching function at time points;
  • a prepaid server PPS configured to send the rate-converted quota information to the pre-paid client to implement pre-paid control for the user;
  • the service control point SCP is integrated with the prepaid server PPS, so that no interface information interaction between the prepaid server PPS and the service control point SCP is implemented, so that the prepaid client passes the authentication, authorization, and accounting server.
  • the AAA directly interacts with the service control point SCP to implement the packet prepaid function.
  • the device for implementing packet pre-payment in the above CDMA system is characterized in that the interface between the service control point SCP and the authentication, authorization and accounting server AAA is a Radius interface.
  • the present invention implements a packet pre-paid function by using an existing CDMA network device, and the pre-paid server PPS is integrated with the service control point SCP, and does not require an interface between the pre-paid server PPS and the service control point SCP.
  • the prepaid client PPC directly interacts with the service control point SCP through the authentication, authorization, and accounting server AAA to implement the packet prepaid function, which provides great convenience for the networking of the packet prepaid service and the management of the user account.
  • the present invention avoids repeated storage of user account information, simplifies the prepaid network; avoids burdening the authentication, authorization, and accounting server AAA devices; and has the least impact on the existing packet network.
  • Figure 1 is a diagram showing the existing network structure of a CDMA system
  • FIG. 2 is a network structure diagram of a CDMA system implementing a packet prepaid service
  • FIG. 3 is a flowchart of processing for a CDMA system access user to provide a packet prepaid service
  • FIG. 4 is a flowchart of a process for requesting an initial quota when a CDMA system provides a prepaid service for a user
  • Figure 5 is a process flow diagram when the CDMA system provides users with an online quota application for prepaid services
  • Figure 6 is a flow chart showing the process of ending the use of the packet prepaid service by the CDMA system. The best way to implement the invention
  • the prepaid client PPC is a packet data service node.
  • the PDSN is an example.
  • the prepaid client can also be implemented by the home agent HA, so that when the packet data service node PDSN does not have the prepaid capability, if the HA has the prepaid capability, the MIP users offer prepaid services.
  • Figure 1 is a diagram of the existing network structure of a CDMA system. Please refer to Figure 1, where:
  • the base station radio transceiver 111 establishes a radio coverage area for mobile terminal communication in the cell;
  • the packet control function node 112 mainly implements an airborne wireless interface to connect with the packet data service node 113;
  • the packet data service node 113 implements access of CDMA network users, and assumes the function of the prepaid client PPC in the prepaid service;
  • the home agent 114 and the packet data service node 113 provide access and mobility management for MIP users;
  • the authentication, authorization, and accounting server 115 implements the authentication, authorization, and charging functions of the CDMA user; the mobile switching center 116 provides the access control of the CDMA voice user, and interacts with the service control node 117 to implement the prepaid service of the user voice. Cost control.
  • Service Control Point 117 provides account management for prepaid users, rate conversion for amount and duration or traffic conversion, and rate switching across time points.
  • the home location register 118 provides identity authentication for the user to access the CDMA network.
  • FIG. 2 is a network structure diagram of a CDMA system implementing a packet prepaid service. Please refer to Figure 2, where:
  • the service control point SCP is implemented in conjunction with the prepaid server PPS, and the user account information is stored at the service control point 217.
  • the packet data service node 113 in the CDMA system interacts with the service control point 117 through the authentication, authorization, and accounting server 115 to perform user prepaid access, online quota update, and end message, to implement grouping. Pre-paid user authentication and expense management.
  • the interface between the service control point 217 and the authentication, authorization, and accounting server 115 is the Radius interface.
  • Figure 3 is a flow diagram of a process in which a CDMA system begins to provide a packet prepaid service to a user. Please refer to Figure 3:
  • the prepaid client PPC passes the The process of the AAA, the authorization, and the accounting server AAA interacting with the service control point SCP includes:
  • the packet data serving node 113 sends an access request message to the authentication, authorization, and accounting server 115, where the message carries the pre-paid capability of the packet data serving node 113;
  • the authentication, authorization, and accounting server 115 determines that the user is a prepaid user, and forwards the access request message to the service control point/prepaid server 217;
  • the service control point/prepaid server 217 checks the status of the user account, and if the user is allowed to access, returns an authorization response message for accepting the access to the authentication, authorization, and accounting server 115, and the message carries the initial allocation to the user. Quota; otherwise, the response message rejecting the access is returned to the authentication, authorization, and accounting server 115;
  • the authentication, authorization and accounting server 115 forwards the access response message of the service control point SCP to the packet data serving node 113.
  • FIG 4 is a process flow diagram of a request for an initial quota when a CDMA system provides a prepaid service to a user. Refer to Figure 4:
  • the interaction process includes:
  • the packet data service node 113 interacts with the authentication, authorization, and accounting server 115 to start charging.
  • the packet data service node 113 sends an initial quota application request message to the authentication, authorization, and accounting server 115.
  • the authentication, authorization, and accounting server 115 forwards the initial quota application request message to the service control point/prepaid server 217;
  • S404 The service control point/prepaid server 217 grants a quota to the user and sends an initial quota application response message to the authentication, authorization, and accounting server 115;
  • S405 The authentication, authorization, and accounting server 115 forwards the initial quota application response message to the packet data service node 113.
  • Figure 5 is a process flow diagram when the CDMA system provides the user with an online quota application for prepaid services. Please refer to Figure 5:
  • the control point SCP further interaction process includes:
  • the packet data service node 113 sends an online quota update request message to the authentication, authorization, and accounting server 115, where the message carries the used quota information.
  • the authentication, authorization, and accounting server 115 forwards the online quota update request message to the service control point/prepaid server 217;
  • S503 the service control point/prepaid server 217 re-grants the user authorization quota according to the quota used by the user, and sends an online quota update response message to the authentication, authorization, and accounting server 115;
  • S504 The authentication, authorization, and accounting server 115 forwards the online quota update response message to the packet data service node 113.
  • Figure 6 is a flow chart showing the process of ending the use of the packet prepaid service by the CDMA system. Please refer to Figure 6:
  • the prepaid client PPC When the CDMA system terminates the user's use of the packet prepaid service, the prepaid client PPC further interacts with the service control point SCP through the authentication, authorization, and accounting server AAA, including:
  • the packet data service node 113 sends a service end request message to the authentication, authorization, and accounting server 115, where the message carries the used quota information.
  • the authentication, authorization, and accounting server 115 forwards the service end request message to the service control point/prepaid server 217;
  • the service control point/prepaid server 217 updates the account information of the user according to the quota used by the user, and simultaneously sends a service end response message to the authentication, authorization, and accounting server 115;
  • the authentication, authorization, and accounting server 115 forwards the service end response message to the packet data service node 113;
  • the packet data service node 113 interacts with the authentication, authorization, and accounting server 115 to end the charging.
  • the method for implementing packet pre-payment by a code division multiple access system proposed by the present invention adopts a convenient networking mode, has the least impact on the existing packet network, and provides a prepaid service for the CDMA system.
  • great convenience Industrial applicability
  • the method for implementing packet pre-payment by the code division multiple access system of the invention is applicable to CDMA2000 IX, CDMA2000 EV-DO, CDMA2000 IX EV-DV system, and other similar networks
  • a system that implements a prepaid function utilizes the existing CDMA network device, and the prepaid server PPS is integrated with the service control point SCP through the prepaid server PPC, and the prepaid client PPC directly interacts with the service control point SCP through the authentication, authorization and accounting server AAA to realize group prepayment.
  • the fee function avoids the repeated storage of user account information, simplifies the prepaid network; avoids the authentication of the AAA device of the authentication, authorization and accounting server; greatly facilitates the networking and user accounts of the packet prepaid service. Management.

Abstract

L'invention concerne un procédé et un moyen d'implémentation de prépaiement de paquet dans un système AMRC, le procédé fait appel aux étapes suivantes : (1) le serveur de prépaiement PPS et le point de contrôle de service SCP sont intégrés, les informations de comptabilité résidant au niveau du point de contrôle de service SCP; (2) le client prépayé PPC interagit sur les informations de l'accès prépayé par l'utilisateur et les informations de fin avec le point de contrôle de service SCP par l'intermédiaire du serveur d'authentification, d'autorisation et de comptabilisation AAA, gère l'authentification et la facturation du service de prépaiement de paquet par l'utilisateur. Le système met en oeuvre l'interaction d'informations entre le serveur prépayé et le point de contrôle de service sans l'interface par intégration du point de contrôle de service SCP et du service prépayé PPS, il fait en sorte que le côté client prépayé interagisse directement avec le point de contrôle de service par l'intermédiaire du serveur d'authentification, d'autorisation et de comptabilisation, de sorte que la fonction de prépaiement de paquet peut être implémentée.
PCT/CN2006/000987 2006-03-04 2006-05-16 Procédé et moyen de mise en oeuvre de prépaiement de paquet dans un système armc WO2007098647A1 (fr)

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CNA2006100341571A CN101031009A (zh) 2006-03-04 2006-03-04 一种码分多址系统实现分组预付费的方法
CN200610034157.1 2006-03-04

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020116338A1 (en) * 2001-02-22 2002-08-22 Jean-Charles Gonthier Prepaid access to internet protocol (IP) networks
WO2004051978A2 (fr) * 2002-12-02 2004-06-17 Nortel Networks Limited Procedes, systemes et programmes de services a prepaiement d'un reseau de telecommunications
CN1567794A (zh) * 2003-07-01 2005-01-19 华为技术有限公司 码分多址访问分组预付费的实现方法
CN1635726A (zh) * 2003-12-29 2005-07-06 华为技术有限公司 Cdma20001x分组预付费业务实现方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020116338A1 (en) * 2001-02-22 2002-08-22 Jean-Charles Gonthier Prepaid access to internet protocol (IP) networks
WO2004051978A2 (fr) * 2002-12-02 2004-06-17 Nortel Networks Limited Procedes, systemes et programmes de services a prepaiement d'un reseau de telecommunications
CN1567794A (zh) * 2003-07-01 2005-01-19 华为技术有限公司 码分多址访问分组预付费的实现方法
CN1635726A (zh) * 2003-12-29 2005-07-06 华为技术有限公司 Cdma20001x分组预付费业务实现方法

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