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WO2014000607A1 - Procédé de mise en œuvre de service de réseau intelligent, système de réseau intelligent et point de commutation de service virtuel - Google Patents

Procédé de mise en œuvre de service de réseau intelligent, système de réseau intelligent et point de commutation de service virtuel Download PDF

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Publication number
WO2014000607A1
WO2014000607A1 PCT/CN2013/077718 CN2013077718W WO2014000607A1 WO 2014000607 A1 WO2014000607 A1 WO 2014000607A1 CN 2013077718 W CN2013077718 W CN 2013077718W WO 2014000607 A1 WO2014000607 A1 WO 2014000607A1
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WO
WIPO (PCT)
Prior art keywords
user
message
call
ussdc
core network
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Ceased
Application number
PCT/CN2013/077718
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English (en)
Chinese (zh)
Inventor
张善锋
耿恺频
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ZTE Corp
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ZTE Corp
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Filing date
Publication date
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Publication of WO2014000607A1 publication Critical patent/WO2014000607A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/0016—Arrangements providing connection between exchanges
    • H04Q3/0029—Provisions for intelligent networking
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/12—Messaging; Mailboxes; Announcements
    • H04W4/14—Short messaging services, e.g. short message services [SMS] or unstructured supplementary service data [USSD]

Definitions

  • the present invention relates to the field of intelligent network technologies, and in particular, to a method for implementing an intelligent network service, an intelligent network system, and a virtual service switching point. Background technique
  • the Pay For Me service is a service that implements the called pay function. This service is mainly used after the calling user dials the Pay For Me service.
  • the system When the calling user dials the call with the called pay prefix, the system will put the called user on the called party. Tone, the called user is charged by the called user, and the called user can accept or reject the call. If the called user accepts, both parties will start the call. After the call ends, the cost of the call will be borne by the called user. If the called user rejects, the call will end.
  • the Pay For Me business is mainly used between parents and children, relatives, and friends in an emergency situation to avoid the inability to make calls due to insufficient amount of the calling user account.
  • GSM Global System for Mobile Communication
  • prefix access method which gives the called user a voice prompt, also called an interactive voice response. IVR
  • USSD mode access which is also a way to call back.
  • the user sends the USSD access code of the called payment function to implement the called payment function.
  • USSD center USSD center
  • USSDC USSD Center
  • the Pay For Me service is an extension of the USSD callback service application.
  • the USSD callback service is the roaming of the calling user, the user sends a "*USSD callback access code*called number#" to the USSDC, and the USSDC initiates a call to the called party and the calling party, so that the caller is called. For the user, it is only necessary to charge the equivalent of the called party.
  • the USSD callback service can make a call by means of callback when the user roaming does not support international roaming.
  • the application of the above two intelligent network services is based on the application of the callback function of the USSD.
  • the application of the callback function of the USSD requires the USSDC to have the function of active call initiation, and the mobile intelligent network logic of the enhanced user application in the GSM network (CAMEL, Customized Applications for Mobile Networks Enhanced Logic) does not support signaling for the origination of intelligent network services. It can only use the Intelligent Network Application Part (IN AP, Intelligent Network Application Part) to initiate the fixed network protocol (ICA, Initiate). The Call Attempt message initiates a call to complete the USSDC call. Because of the signaling of the INAP fixed network protocol, there is a fixed-line SSP to support this function and perform signaling interaction with the fixed network service.
  • the USSD callback service is implemented by enabling the fixed network SSP. Since the fixed-line SSP currently in use is the V2 version, the SIU that has been updated to the V4 version cannot be managed under the unified architecture. Summary of the invention
  • a method for implementing an intelligent network service includes: in a process of performing an intelligent network service, a virtual service switching point (VSSP) receives a message from a USSDC requesting to call a user, and indicates a core.
  • the network (CN, Core Network) connects the user;
  • the VSSP After receiving the notification message that the CN feedback user has received, the VSSP sends a notification message that the user has been connected to the USSDC.
  • the virtual service switching point After receiving the message requested by the USSDC to call the user, the virtual service switching point instructs the CN to perform paging, including:
  • the VSSP After receiving the call message sent by the USSDC requesting the called user, the VSSP, according to the request, calls the called user's call start message, and instructs the CN to connect to the called user;
  • the CN After the called user connects and receives the call message sent by the USSDC requesting the calling user, the CN is instructed to connect to the calling user according to the calling message of the calling party.
  • the VSSP After receiving the notification message that the CN feedbacks the user has received, the VSSP sends a notification message to the USSDC that the user has connected, including:
  • the VSSP instructs the CN to connect to the called user, and after receiving the notification message that the CN-received called user has succeeded, sends a notification message to the USSDC that the called user has been connected;
  • the VSSP instructs the CN to connect to the calling user, and after receiving the notification message that the calling user has received the feedback from the core network, sends a notification message to the USSDC that the calling user has been connected.
  • the virtual service switching point interacts with the USSDC through the SIU; the virtual service switching point and the SIU are set in the same blade frame, and are implemented by using a blade.
  • the method further includes:
  • the USSDC After the USS request message is sent by the CN, the USSDC triggers the service according to the access code included in the USSD request message, and performs number analysis and authentication.
  • a message requesting to call the user is sent to the VSSP.
  • An intelligent network system of the present invention includes: an SIU and a VSSP;
  • the signaling interface unit is configured to perform signaling interaction.
  • the message requesting the calling user is sent to the VSSP, and is received.
  • the VSSP feedback user has received the notification message, the user has sent a notification message to the USSDC;
  • the VSSP is configured to, after receiving the message of the requesting call user sent by the SIU, instructing the CN to connect to the user; and after receiving the notification message that the user feedback of the CN has received, the user has been notified of the connection A message is sent to the SIU.
  • the VSSP and the UIT are disposed in the same blade frame, and are implemented by a blade.
  • a VSSP of the present invention comprising a message transceiving and processing module, configured to, in the process of performing an intelligent network service, after receiving a message requested by the USSDC to call a user, instructing the CN to connect to the user; After the CN feedback user has received the notification message, the USSDC sends a notification message that the user has connected.
  • the message transmitting and processing module After receiving the message from the USSDC requesting the call to the user, the message transmitting and processing module, when instructing the CN to connect to the user, is set to receive the call message sent by the USSDC requesting the called user, according to the call message Sending a call message of the called user to the called user, instructing the CN to connect to the called user; and after the called user connects, and receiving the call message sent by the USSDC requesting to call the calling user And calling, according to the request, a calling message of the calling user, instructing the CN to connect to the calling user.
  • the messaging and processing module receives a connection from the user that receives feedback from the core network After the message is sent, when the notification message sent by the user to the USSDC is sent, the indication is set to
  • the USSDC sends a notification message that the calling user has succeeded.
  • the present invention adds a VSSP to the chassis of the V4 signaling interface unit, and implements the function of the fixed network SSP through the VSSP unified with the SIU.
  • VSSP and SIU are in the same blade frame, which can be managed and maintained by the chassis management unit, which greatly improves the compatibility of the system.
  • the SIU of the V4 architecture has high integration and high processing power, it is also greatly adopted by adopting VSSP. Improve the running performance of the system, and provide the basic platform for the intelligent network service that initiates the call.
  • FIG. 1 is a schematic structural diagram of an intelligent network system of the present invention
  • FIG. 2 is a schematic structural diagram of a network for implementing an intelligent network service according to the present invention
  • FIG. 3 is a schematic structural diagram of a VSSP of the present invention.
  • the basic idea of the present invention is: in the process of performing the intelligent network service, after receiving the message requested by the USSDC to call the user, the VSSP instructs the CN to connect to the user;
  • the VSSP After receiving the notification message that the CN feedback user has received, the VSSP sends a notification message that the user has been connected to the USSDC.
  • the USSD-based callback service and the Pay For Me service are implemented by using VSSP.
  • This embodiment adds VSSP to the SIU chassis of the V4 architecture, improves system integration, and enables the entire system to be managed in a unified architecture. , low operating costs.
  • VSSP only supports signaling links, and does not support voice channels. By instructing the core network to perform the link work of the incoming link and the outgoing link, the VSSP connects the two voice channels to achieve the purpose of calling the called user and the called user. VSSP reduces voice support and saves on cost budgets.
  • the intelligent network environment of the V4 architecture in this embodiment is an improved product of the integrated blade chassis, and includes a chassis management unit, an operation and maintenance unit, and an SIU in a blade chassis. Add VSSP to the blade chassis to implement the function of the fixed network SSP. Each blade chassis can accommodate up to 14 blades, each performing different functions depending on the deployment.
  • the process of implementing the Pay For Me service based on the USSD callback method includes:
  • Step 1 The user dials * access code * called number # to CN's mobile switching center (MSC, Mobile Switching Center) for USSD call;
  • MSC Mobile Switching Center
  • Step 2 The MSC determines that it is a USSD call format, and hands over the call to the home location register (HLR) of the CN.
  • the HLR sends a USSD request message to the SIU according to the subscription information of the access code, triggering the G network guiding service of the USSDC.
  • the signaling transmitted at this time is a MAP message;
  • Step 3 The G network guiding service unit of the USSDC triggers the P network processing service unit of the USSDC responsible for calling the call through the multimedia message;
  • Step 4 The P network processing service unit first performs number analysis and regularization on the calling user and the called user, and then performs an signing operation. If the user is in a valid state at this time, and the balance is sufficient, the SIU sends a request to call the called party. User's message to VSSP; here, the request call The message of the called user is the ICA message of the fixed network INAP protocol;
  • Step 5 After receiving the message requesting the called user, the VSSP sends an ISUP message to the MSC, instructing the MSC to connect to the called user.
  • Step 6 After the called user connects, the MSC feeds back the notification message that the called user has been connected to the VSSP.
  • the VSSP sends a notification message to the USSDC that the connected user has connected according to the initial session protocol (SIP, Session Initial Protocol), and the P network processes the service.
  • SIP Session Initial Protocol
  • the unit gives a prompt tone to the called user;
  • Step 7 After the called user accepts the call payment, the P network processing service unit sends a message requesting the calling party to the VSSP through the SIU; here, the message requesting to call the calling user is the ICA of the fixed network I AP protocol. Message
  • Step 8 After receiving the message requesting the calling party, the VSSP sends an ISUP message to the MSC, instructing the CN to connect to the calling user, and the MSC connects the two parties to the VSSP to feed back the notification message that the calling user has connected, and the VSSP passes The SIU sends a notification message to the USSDC that the calling user has been connected.
  • This embodiment introduces the VSSP of the V4 architecture to replace the fixed-line SSP of the V2 version currently used, and implements intelligent network services such as the Pay For Me service and the USSD callback service.
  • VSSP uses the V4 architecture unified with the SIU, which can be compatible on the hardware, and can be managed and maintained in a unified manner, which greatly improves the integration and stability of the system.
  • the fixed-line SSP is a whole rack, which occupies a large area of resources and equipment room.
  • VSSP can realize the functions of the existing fixed-line SSP with only one blade, which greatly saves the cost.
  • VSSP Due to the high-performance processor using 4C8 core, the processing capability of one blade outperforms the service processing capability of the entire fixed-line SSP in terms of service processing capability, which greatly improves the performance of the system.
  • VSSP only supports signaling links, does not support voice channels, and reduces product costs. From the perspective of future development trends, VSSP is an irreversible trend to replace existing fixed-line SSPs. Its superiority is prior art. Unmatched, has a very broad application and development prospects. A method for implementing an intelligent network service by using a virtual SSP in this embodiment will be described below with reference to the accompanying drawings.
  • VSSP and SIU are application units based on a V4 architecture, and the intelligent network system includes:
  • Chassis Management Unit 101 Mainly responsible for the hardware management of the entire chassis.
  • SIU 102 It is mainly responsible for signaling interaction with the outside world and completing the function of signaling. In the process of performing the intelligent network service, receiving a message requested by the USSDC to call the user, sending a message requesting the calling user to the VSSP 103, and receiving the notification message that the user has been connected by the VSSP 103, and the user has received the notification message. Send to USSDC.
  • VSSP 103 Mainly responsible for the function of the fixed network SSP.
  • the fixed network SSP of the V2 version is replaced to implement the application of the intelligent network service.
  • the core network is instructed to connect to the user; and after receiving the notification message that the user has received the feedback from the core network, the SIU 102 sends a notification message to the USSDC that the user has connected.
  • the network switching unit 104 is mainly configured to implement data exchange between units of the chassis or between the unit and the external network element.
  • Clock Synchronization Unit 105 Ensure that the system's time is synchronized with the outside time.
  • Operation and Maintenance Unit 106 Perform operations, maintenance, management, tracking, and statistics on the entire system software.
  • this embodiment implements the intelligent network service Pay For Me and USSD callback service by using VSSP.
  • the network for implementing the intelligent network service in this embodiment includes: CN 201, VSSP 103 and SIU 102 in the intelligent network, and the first messaging module 204, the second messaging module 205, and the access code processing module 206 in the USSDC.
  • the core network CN 201 is a general term for the entire G network CN, including: MSC, mobile gateway (MGW) And core network equipment such as HLR. Responsible for the connection and control functions of the entire call, supporting a variety of application protocols, such as MAP, CAMEL protocol and ISUP.
  • the VSSP 103 includes a messaging and processing module 202, an operation and maintenance module 214, and a signaling tracking and statistics module 215.
  • the messaging and processing module 202 is mainly responsible for the functions of the fixed network SSP, and the SIU.
  • the INAP protocol is adopted between the 102s, and the ISUP protocol is used to interact with the MSCs in the CN 201 to implement control functions for calling and calling users.
  • receiving a message from the USSDC requesting to call the user instructing the CN 201 to connect to the user; and receiving the notification message that the user has received the feedback from the CN 201, and sending a notification message that the user has connected to the USSDC.
  • the messaging and processing module 202 is specifically configured to receive a call message sent by the USSDC requesting the called user, and initiate a call message of the called user according to the request, instructing the CN 201 to connect to the called user; and, at the called user After the connection, the receiving call message sent by the USSDC to the calling user is called, and the calling message of the calling user is called according to the request, and the CN 201 is instructed to connect to the calling user.
  • the CN 201 After instructing the CN 201 to connect to the called user, the CN 201 receives the notification message that the called user has been connected, and after receiving the notification message that the called user has been connected, sends a notification to the USSDC that the called user has been connected. After the CN 201 is instructed to connect to the calling user, the CN 201 receives the notification message that the calling user has contacted, and after receiving the notification message that the calling user has connected, sends the calling user to the USSDC. Notification message.
  • the operation and maintenance module 214 implements the functions of data configuration and operation and maintenance; the signaling tracking and statistics module 215 is used for locating and troubleshooting problems, and statistical processing functions of messages.
  • the SIU 102 is mainly responsible for protocol conversion, and converts application protocols such as CAMEL, MAP, and INAP into CAMEL, MAP, and INAP protocols used in the USSD center for use by the intelligent network system.
  • First message transceiver module 204 For USSD applications, the user dials * access code * called number After the code #, the message first arrives at the MSC through the user terminal. After the MSC analysis is the USSD application, the message is sent to the HLR through an internal message, the HLR holds the subscription information of the USSD access code, and the subscription information is used to send the USSD request to the SIU 102 by using the MAP protocol. The message D SIU 102 is sent to the first message transceiving processing module 204 after being converted by the protocol, converted into an internally recognizable message, and then sent to the access code processing module 206.
  • the access code processing module 206 The USSDC is a processing center of the USSD service, and needs to process a lot of services. Different services have different access codes, and the access code processing module 206 is used for service differentiation. According to preset settings, different accesses are configured. The code enters different function modules for processing. If the access code of the Pay For Me service is subscribed or cancelled, the access code processing module 206 sends the message to the service function ordering and cancellation module 208.
  • the multimedia triggering module 207 on the operating platform of the intelligent network, different services need to exchange information, and different services exchange and receive functions through the multimedia triggering module 207.
  • Business Function Ordering and Cancellation Module 208 Responsible for the user's business ordering and cancellation.
  • the calling module 210 After the message passes the trigger receiving module 209, the calling module 210 of the P network processing service unit first analyzes the calling and called numbers by the number analyzing module 213, and then sends the calling and called numbers to the charging module 212 for counting. For the OCS-based service, the billing interface module needs to be charged to the OCS. When the user status and amount are normal, the calling module 210 sends a message to the VSSP via the second messaging module 205 for call processing.
  • the second messaging module 205 sends the ICA message of the fixed network INAP protocol to the SIU 102 when the intelligent network service initiates a call.
  • Figure 4 is a flow chart of implementing the Pay For Me service in the embodiment, including:
  • Step 401 The user dials *called paid access code * called number #, CN according to the USSD access code subscription information to the corresponding USSDC trigger service;
  • Step 402 The G network guiding service unit of the USSDC triggers the P network processing service unit after determining that the USSD access code is the called payment function, and sends a USSD message to the user. User later;
  • the multimedia triggering module that guides the service unit by the G network triggers the P network processing service unit.
  • Step 403 The P network processing service unit performs number analysis on the calling and called numbers, and performs signing of the calling user and the called user to determine whether the user is in a normal state, whether there is sufficient balance, and whether the calling user is activated. Called to pay for business, etc.;
  • the number analysis module of the P network processing service unit performs number analysis on the calling and called numbers, and then the charging module of the P network processing service unit performs the signing of the calling user and the called user, and determines whether the user is In normal state, whether there is sufficient balance, whether the calling user has opened the called payment service, etc.
  • Step 404 If the signing is successful, the P network processing service unit sends a message requesting the called party to the VSSP through the SIU, and initiates the called user;
  • the second messaging module of the P-network processing service unit sends a message requesting the called user to the VSSP through the SIU to initiate the called user.
  • the message requesting to call the called user is a call message ICA message of the INAP protocol.
  • Step 405 After receiving the ICA message, the VSSP instructs the CN to connect to the called user according to the ISUP protocol.
  • Step 406 After the called user is connected, the CN feeds back the notification message that the called user has connected to the VSSP;
  • Step 407 The VSSP sends a notification message that the called party has been connected to the P network processing service unit by using the INAP message, and the user can play the sound.
  • Step 408 The P network processing service unit plays the called user, and the user hears the call, and the called user pays the call, and selects to accept or reject;
  • Step 409 If the called user accepts, the P network processing service unit sends a message requesting the calling party user to the VSSP, instructing the VSSP to connect to the calling user;
  • the second messaging module sends a message requesting a call to the calling user to the VSSP, instructing the VSSP to connect to the calling user.
  • Step 410 The VSSP instructs the CN to connect to the calling user through the ISUP message; Step 411: After the calling user connects, the CN will call the calling user.
  • the follow-up notification message is fed back to
  • Step 412 The VSSP sends a notification message to the P-network processing service unit that the calling user has been connected. If one of the parties hangs up the call, the call ends, and the P-network processing service unit charges the called user at the charging center.
  • the USSD callback service is an extended application of the Pay For Me service. In the above process, except for the playback of the called user, the other processing procedures are the same, and will not be described in detail here.
  • modules or steps of the present invention can be implemented by a general-purpose computing device, which can be concentrated on a single computing device or distributed over a network composed of multiple computing devices. Alternatively, they may be implemented by program code executable by the computing device so that they may be stored in the storage device by the computing device, or they may be separately fabricated into individual integrated circuit modules, or Multiple modules or steps are made into a single integrated circuit module. Thus, the invention is not limited to any particular combination of hardware and software.

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Telephonic Communication Services (AREA)

Abstract

L'invention porte sur un procédé de mise en œuvre d'un service de réseau intelligent, un système de réseau intelligent et un point de commutation de service virtuel. Le procédé comprend les opérations suivantes : durant la procédure de réalisation d'un service de réseau intelligent, après réception d'un message demandant d'appeler un utilisateur et envoyé par un centre de données non structurées de services supplémentaires (USSDC), un point de commutation de service virtuel (VSSP) donne à un réseau central (CN) l'instruction de connecter l'utilisateur; le point de commutation de service virtuel, après réception d'un message de notification renvoyé par le réseau central indiquant que l'utilisateur a été connecté, envoie à l'USSDC le message de notification indiquant que l'utilisateur a été connecté. Selon la présente invention, un point de commutation de service virtuel est ajouté dans un châssis de machine d'une unité d'interface de signalisation V4, et la fonction d'un point de commutation de service de réseau fixe est mise en œuvre par le point de commutation de service virtuel dans une architecture uniforme avec l'unité d'interface de signalisation. Le point de commutation de service virtuel et l'unité d'interface de signalisation sont placés dans le même châssis de machine lame, et peuvent être gérés et maintenus d'une manière uniforme par une unité de gestion de châssis de machine, ce qui permet d'améliorer fortement la compatibilité du système.
PCT/CN2013/077718 2012-06-25 2013-06-21 Procédé de mise en œuvre de service de réseau intelligent, système de réseau intelligent et point de commutation de service virtuel Ceased WO2014000607A1 (fr)

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CN201210209783.5 2012-06-25
CN201210209783.5A CN103517233B (zh) 2012-06-25 2012-06-25 实现智能网业务的方法、智能网系统及虚拟业务交换点

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101330730A (zh) * 2007-06-19 2008-12-24 中兴通讯股份有限公司 基于非结构化补充业务数据的回呼业务实现方法及系统
CN101505469A (zh) * 2009-03-03 2009-08-12 中兴通讯股份有限公司 一种回呼业务实现系统及方法
CN102036203A (zh) * 2010-12-23 2011-04-27 中兴通讯股份有限公司 一种回呼业务处理方法及设备
WO2011103830A2 (fr) * 2011-04-18 2011-09-01 华为技术有限公司 Procédé de connexion d'appel, dispositif et système connexes
CN102217339A (zh) * 2011-04-28 2011-10-12 华为技术有限公司 一种呼叫回呼计费方法和业务控制设备

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101330730A (zh) * 2007-06-19 2008-12-24 中兴通讯股份有限公司 基于非结构化补充业务数据的回呼业务实现方法及系统
CN101505469A (zh) * 2009-03-03 2009-08-12 中兴通讯股份有限公司 一种回呼业务实现系统及方法
CN102036203A (zh) * 2010-12-23 2011-04-27 中兴通讯股份有限公司 一种回呼业务处理方法及设备
WO2011103830A2 (fr) * 2011-04-18 2011-09-01 华为技术有限公司 Procédé de connexion d'appel, dispositif et système connexes
CN102217339A (zh) * 2011-04-28 2011-10-12 华为技术有限公司 一种呼叫回呼计费方法和业务控制设备

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CN103517233A (zh) 2014-01-15

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