WO2006136089A1 - Procede et systeme de mise en oeuvre d'une operation d'interfonctionnement dans les deux sens d'un domaine de circuit et d'un domaine de paquets - Google Patents

Procede et systeme de mise en oeuvre d'une operation d'interfonctionnement dans les deux sens d'un domaine de circuit et d'un domaine de paquets Download PDF

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Publication number
WO2006136089A1
WO2006136089A1 PCT/CN2006/001366 CN2006001366W WO2006136089A1 WO 2006136089 A1 WO2006136089 A1 WO 2006136089A1 CN 2006001366 W CN2006001366 W CN 2006001366W WO 2006136089 A1 WO2006136089 A1 WO 2006136089A1
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WO
WIPO (PCT)
Prior art keywords
multimode terminal
network
message
gateway
circuit domain
Prior art date
Application number
PCT/CN2006/001366
Other languages
English (en)
Chinese (zh)
Inventor
Wenyu Liu
Fang You
Jie Xu
Original Assignee
Huawei Technologies Co., Ltd.
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 Huawei Technologies Co., Ltd. filed Critical Huawei Technologies Co., Ltd.
Publication of WO2006136089A1 publication Critical patent/WO2006136089A1/fr

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    • H—ELECTRICITY
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    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
    • G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves
    • G01S1/022—Means for monitoring or calibrating
    • G01S1/026—Means for monitoring or calibrating of associated receivers
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    • G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
    • G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
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Definitions

  • the present invention relates to the field of code division multiple access 2000 (cdma2000) system technology, and more particularly to a method and system for implementing circuit domain and packet domain bidirectional interoperation in a cdma2000 system.
  • cdma2000 code division multiple access 2000
  • a circuit domain network may have a system message or a paging message to the MS, and conversely, if the MS is in a circuit domain, there may also be a packet service flow. Send to MS.
  • a terminal that can perform both services in a circuit domain and services in a packet domain is referred to as a multimode terminal.
  • a multimode terminal when a multimode terminal performs traffic in a packet domain, it cannot listen to system messages or paging messages of the circuit domain.
  • the multimode terminal When the multimode terminal is in the circuit domain for service, it cannot listen to system messages or paging messages of the packet domain network. Therefore, the multimode terminal may miss the service of the circuit domain or the packet domain due to the inability to monitor.
  • a cross-paging model and an improved cross-paging model have been proposed, for example, in the improved cross-paging model, to further increase the interoperability in the mobile switching center (MSC) ( IWS) Function, which enables a multimode terminal in an active state in a packet domain to receive system messages and paging messages of a circuit domain, but cannot perform packet domain in a multimode terminal operating in a circuit domain.
  • Service and this method also needs to improve the existing access network and circuit domain network, and the implementation is also complicated, which is not conducive to low-cost networking.
  • a first object of the present invention is to provide an implementation that resides in a packet domain.
  • the multimode terminal receives the circuit domain service method, so that the multimode terminal performing the service in the packet domain can perform the circuit domain service.
  • a second object of the present invention is to provide a method for implementing a multi-mode terminal residing in a circuit domain to receive a packet domain service, so that a multi-mode terminal performing services in a circuit domain can perform packet domain services.
  • a third object of the present invention is to provide a system for realizing bidirectional interoperation between a circuit domain and a packet domain, so that it is possible to make a multimode terminal receiving circuit in an active state in a packet domain without modifying an existing network device.
  • Domain messages, and multimode terminals that conduct services within the circuit domain can perform packet domain services.
  • a method for implementing a multimode terminal residing in a circuit domain service residing in a packet domain is implemented as follows:
  • a method for implementing a multimode terminal receiving circuit domain service resident in a packet domain comprising: setting an interoperation gateway, respectively connecting the circuit domain and the packet domain network, and further comprising the steps of: a. saving multiple in the interoperation gateway The network where the modulo terminal is currently located and the current call state information b.
  • the circuit domain network determines that the circuit domain message is sent to the multimode terminal, and according to the subscription information saved by itself, it is determined that the multimode terminal is the subscription user, triggering each other Operating the gateway, sending the message to the interoperation gateway;
  • the interoperation gateway determines the network in which the multimode terminal is currently located. If the multimode terminal is in the packet domain network, the interoperation gateway forwards the message of the circuit domain network to the packet domain network, or notifies the multimode terminal in the circuit domain. There is a message sent to the multimode terminal.
  • the steps of storing the current network and current call state information of the multimode terminal in the interoperation gateway in step a are:
  • Multi-mode terminal and inter-operating gateway pre-signed service; in the packet domain network, when the multi-mode terminal initiates registration, and/or performs packet domain service process, and/or exits the packet domain In the network, the multimode terminal actively sends the current network and current call state information to the subscribed interoperation gateway, and the interoperation gateway saves the received current network and current call state information of the multimode terminal;
  • a multimode terminal when a multimode terminal initiates a call/session establishment request as a calling party, and/or acts as a passive call to establish a call/session, and/or establishes a connection, and/or stops the service
  • the circuit domain network sends the current call state information of the multimode terminal to the interoperation gateway, and the interoperation gateway updates the saved user of the network where the multimode terminal is located by using the current call state information of the multimode terminal.
  • the current call state information of the multimode terminal is sent by the home location register in the circuit domain network to the interoperation gateway; or received by the mobile switching center in the circuit domain network for the multimode terminal After various messages, determine the call state of the multimode terminal and send its current call state information to the interworking gateway while the normal processing is being performed; or the mobile switching center directly sends all messages for the multimode terminal to each other.
  • the operation gateway determines and saves the call state of the multimode terminal by the interoperation gateway.
  • the call state is an idle state, an access state, or a call state.
  • Step C includes:
  • the interoperation gateway notifies the multimode terminal that there is currently a message sent to the multimode terminal in the circuit domain through the packet domain, and provides the multimode terminal to forward the message to the packet domain and receive the message in the circuit domain.
  • the interoperation gateway After the interoperation gateway receives the multimode terminal selection result, if the multimode terminal chooses to forward the message to the packet domain, the interoperation gateway forwards the message to the packet domain, if the multimode terminal selects to receive in the circuit domain The message, the interoperation gateway notifies the circuit domain to keep the message, and sends the multimode terminal to the multimode terminal after the multimode terminal resides in the circuit domain network.
  • the message can be a system message or a page message.
  • a method for implementing a multi-mode terminal residing in a circuit domain to receive a packet domain service comprising: setting an interoperation gateway, respectively connecting the circuit domain and the packet domain network, and further comprising the steps of:
  • the interoperation gateway is triggered;
  • the interoperation gateway determines the current network of the multimode terminal. If the multimode terminal is currently in the circuit domain network, the message is forwarded to the circuit domain network, or the circuit domain is notified that the multimode terminal packet domain is sent to the network. Multimode terminal messages.
  • the steps of storing the current network and current call state information of the multimode terminal in the interoperation gateway in step a are:
  • the multimode terminal and the interoperating gateway pre-signed service; in the packet domain network, when the multimode terminal initiates registration, and/or performs a packet domain service process, and/or exits the packet domain network, the multimode terminal Actively sending the current network and current call state information to the contracted interoperation gateway, and the interoperation gateway saves the received network and current call state information of the received multimode terminal;
  • a multimode terminal when a multimode terminal initiates a call/session establishment request as a calling party, and/or acts as a passive call to establish a call/session, and/or establishes a connection, and/or stops the service
  • the circuit domain network sends the current call state information of the multimode terminal to the interoperation gateway, and the interoperation gateway updates the saved user of the network where the multimode terminal is located by using the current call state information of the multimode terminal.
  • the current call state information of the multimode terminal is sent by the home location register in the circuit domain network to the interoperation gateway; or received by the mobile switching center in the circuit domain network for the multimode terminal After various messages, determine the call state of the multimode terminal and send its current call state information to the interworking gateway while normal processing; or the mobile switching center directly sends all messages for the multimode terminal to The interoperation gateway determines and saves the call state of the multimode terminal by the interoperation gateway.
  • the message is forwarded to the circuit domain network in step C, or the circuit domain is notified that the message sent to the multimode terminal by the multimode terminal packet domain may be:
  • the interoperation gateway determines whether the circuit domain network can carry the message sent by the packet domain network to the multimode terminal, and if possible, forwards the message of the packet domain network to the circuit domain network, and if not, reports through the circuit domain network
  • the multimode terminal packet domain network has messages sent to the multimode terminal.
  • the message is forwarded to the circuit domain network in step C, or the circuit domain is notified that the message sent to the multimode terminal by the multimode terminal packet domain may be:
  • the interoperation gateway notifies the multimode terminal that there is a message in the packet domain through the circuit domain, and provides the multimode terminal with two options for forwarding the message to the circuit domain and receiving the message in the packet domain;
  • the interoperation gateway After the interoperation gateway receives the multimode terminal selection result, if the multimode terminal chooses to forward the message to the circuit domain, the interoperation gateway forwards the message to the circuit domain, if the multimode terminal selects to receive in the packet domain The message, the interoperation gateway notifies the packet domain to keep the message, and sends the multimode terminal to the multimode terminal after the multimode terminal camps on the packet domain network.
  • the call state is an idle state, an access state, or a call state.
  • the message can be a system message or a page message.
  • a system for implementing bidirectional interoperation between a circuit domain and a packet domain is implemented as follows:
  • the interworking gateway is connected to the circuit domain network and the packet domain network, and is configured to save the current network and call state information of the multimode terminal, and forward the message in the circuit domain network to the group according to the call state information of the multimode terminal.
  • the domain network or through the packet domain network, notifying the multimode terminal that there is a message sent to the multimode terminal in the circuit domain; or forwarding the message of the packet domain network to the circuit domain network, or notifying the multimode terminal through the circuit domain network
  • the packet domain has messages sent to the multimode terminal.
  • the interworking network is connected to a home location register in the circuit domain network for receiving call state information of the multimode terminal sent by the home location register in the circuit domain;
  • the interworking gateway is connected to the mobile switching center in the circuit domain network, and is configured to receive call state information of the multimode terminal sent by the mobile switching center in the circuit domain;
  • the interworking gateway is connected to the mobile switching center in the circuit domain network, and is configured to receive a call sent by the mobile switching center for the multimode terminal, and determine and save the call state information of the multimode terminal according to the call.
  • the interoperation gateway is further configured to: when the multimode terminal is currently in the network domain, provide the multimode terminal with the selection of receiving the current message in the circuit domain receiving or packet domain, and sending the current message to the multimode terminal according to the selected result returned by the received multimode terminal. Message.
  • the interoperation gateway comprises: a wireless intelligent service control platform (WIN-SCP) and an application server (AS), and the WIN-SCP and the application server (AS) pass a core network protocol (MAP) interface or an initial session.
  • a protocol (SIP) interface connection a protocol (SIP) interface connection; the WIN-SCP is connected to a circuit domain network; and the AS is connected to a packet domain network.
  • WIN-SCP wireless intelligent service control platform
  • AS application server
  • MAP core network protocol
  • SIP protocol
  • the WIN-SCP can save the current network and call state information of the multimode terminal, and forward the message in the circuit domain network to the AS according to the call state information of the multimode terminal.
  • the group domain network or notifying the multimode terminal through the packet domain network to have a message in the circuit domain; or forwarding the message of the packet domain network received through the AS to the circuit domain network, or notifying the multimode terminal through the circuit domain network
  • the packet domain has messages sent to the multimode terminal.
  • the AS may save the current network and call state information of the multimode terminal, and forward the message of the circuit domain network received through the WIN-SCP to the packet domain network according to the call state information of the multimode terminal, or to the packet domain.
  • the network notifies the multimode terminal that there is a message in the circuit domain; or forwards the message in the packet domain network to the circuit domain network through the WIN-SCP, or notifies the multimode terminal packet domain to be sent to the multi-mode terminal via the circuit domain network through the WIN-SCP The message of the multimode terminal.
  • the method and system of the present invention realizes the multi-mode terminal receiving the packet domain service residing in the circuit domain by adding an interoperation gateway for preserving the current call state of the multi-mode terminal, and realizing the multi-mode terminal residing in the packet domain.
  • Receiving the circuit domain service the multimode terminal can not lose the message sent to the multimode terminal, and solves the problem of dual network interoperation.
  • the method and system of the present invention do not require changes to the existing circuit domain network structure, saving networking costs, and implementing the package.
  • Fig. 1 is a schematic view showing the structure of a network for implementing the system of the present invention
  • FIG. 2 is a schematic structural view of an embodiment of a system for implementing the present invention
  • 2a is a schematic diagram showing the composition of an IWGW in an embodiment of the system of the present invention.
  • FIG. 3 is a flow chart of implementing a circuit domain service for a terminal performing a service in a packet domain according to the present invention
  • FIG. 4 is a flow chart of implementing a packet domain service by a terminal performing a service in a circuit domain according to the present invention.
  • the present invention adds a network entity, an Interworking Gateway (IWGW), to the circuit domain network and the packet domain network.
  • the interoperation gateway needs to record the current network and call state information of the multimode terminal, and provide the current call state information of the multimode terminal of the circuit domain network or the packet domain network, so that the circuit domain network or the packet domain network decides how to handle the multimode for the multimode A message from the terminal, such as a system message or a page message.
  • the call state of the multimode terminal may be an idle state, an access state, or a call state.
  • the idle state refers to the state when the multimode terminal does not perform any operation;
  • the access state refers to the state before the multimode terminal starts to attempt to initiate a call request until the connection is established, but the other party does not answer;
  • the call state refers to when the multimode terminal is established. The status when the call is connected after the call/session is connected.
  • the IWGW is equivalent to a multi-mode terminal contracted initial session protocol server (SCP SERVER), which is used to record the current call state of the multi-mode terminal in the circuit domain, and by querying the network entity, the multi-mode terminal can be obtained. Call status to further determine if a message for the packet domain can be received.
  • the IWGW is equivalent to an application server (AS) that is subscribed to by a multimode terminal.
  • AS application server
  • the multimode terminal needs to be triggered to the IWGW, so that by querying the IWGW, it is clear It is known that the multimode terminal is in the call state of the packet domain. Of course, it is also possible to determine whether the multimode terminal can receive the message of the circuit domain.
  • the multimode terminal is in the packet domain, and the IWGW saves the current network and current call state of the multimode terminal:
  • This approach requires multimode terminals and IWGW pre-contracted services, and multimode terminals communicate with IWGW using existing presence services (prensence).
  • a multimode terminal resides in a packet domain
  • the multimode terminal actively sends the current network and current call state information to the contracted IWGW, and the IWGW saves again.
  • the network and current call status information currently received by the multimode terminal is not limited to a packet domain.
  • the multimode terminal is in the circuit domain, and the IWGW saves the current network and current call state of the multimode terminal:
  • a circuit domain network when a multimode terminal initiates a call/session establishment request as a calling party, and/or as a called party passively establishes a call/session, and/or establishes a connection, performs a business process, and/or stops the service, and disconnects
  • the circuit domain network sends the current call state information of the multimode terminal to the interoperation gateway, and the direct operation gateway updates the saved user identity of the network where the multimode terminal is located by using the current call state information of the multimode terminal. Correspondence with call status.
  • the home location register (HLR) in the circuit domain receives the information of the multimode terminal registration, cancellation request, location update, etc. sent by the MSC, the current multimode terminal information, including the multimode terminal, is recorded.
  • the current call state, etc. therefore, each time the HLR obtains the current multimode terminal information, it can send the call state of the current multimode terminal to the I WG W.
  • the record multimode terminal is currently in the circuit domain and in the circuit domain. Call status.
  • the MSC to which the multimode terminal belongs may determine the call state of the multimode terminal while normal processing, and send its current call state information to the IWGW. It is also possible for the MSC to directly send all messages for the multimode terminal to the IWGW, and the IWGW determines and saves the call status of the multimode terminal.
  • circuit domain and the packet domain bidirectional interoperation includes the terminal residing in the circuit domain receiving the packet domain service, and the terminal residing in the packet domain receiving the circuit domain service, the following describes the technology of the present invention from the above two aspects respectively. Program.
  • the system in this embodiment includes a circuit domain network and a packet domain network and IWGWo
  • the packet domain network includes an X-Call Session Control Function Entity (CSCF), a Media Gateway Control Function Entity/Media Gateway (MGCF/MGW), a Home User Server (HSS), and a Circuit Domain Network including a Gateway Mobile Switching Center (GMSC) Connected to the MSC, GMSC and MSC, the MGCF/MGW of the packet domain network is connected to the GMSC in the circuit domain.
  • GMSC Gateway Mobile Switching Center
  • the above X-CSCF may be an S-CSCF, an I-CSCF or a P-CSCF, or any combination of the above, which is identified in Figure 2 as S/I/P-CSCF.
  • the IWGW connects the X-CSCF in the packet domain and the MSC in the circuit domain, respectively.
  • the IWGW may further include a WIN-SCP and an AS, where the WIN-SCP is connected to the MSC through a MAP interface, the AS and the X-CSCF are connected through an initial session protocol SIP interface, and the WIN-SCP and the AS pass through the MAP.
  • the interface or SIP interface implements information interaction.
  • the AS can receive and save the current call state information sent by the multimode terminal subscribed to the IWGW in the packet domain through the X-CSCF, and the AS can also send the received current call state information to the WIN-SCP, which is saved by the WIN-SCP.
  • the WIN-SCP in the IWGW can be connected to the HLR in the circuit domain network through the MAP interface, and receive the call state information of the multimode terminal sent by the HLRJ ⁇ in the circuit domain.
  • the WIN-SCP can also receive and save the call state information of the multimode terminal sent by the MSC in the circuit domain, and the WIN-SCP can also receive the call sent by the MSC for the multimode terminal, and determine and save the multimode terminal according to the call. Call status information.
  • the WIN-SCP can also send received or determined call status information to the AS for storage by the AS.
  • the AS in the IWGW may be connected to the HSS in the packet domain network through a Diameter interface, and receive call state information of the multimode terminal sent by the HSS in the packet domain.
  • the IWGW When the IWGW includes WIN-SCP and AS, the IWGW performs interoperability functions, such as receiving information and saving, receiving system messages or paging messages, querying information, determining the network where the terminal is located, interacting with multimode terminals, and performing messages. Forward, etc., can be executed by WIN-SCP or by AS; when executed by WIN-SCP, the circuit domain network directly WIN-SCP interacts, and WIN-SCP interacts with the packet domain network through the AS; when executed by the AS, the packet domain network directly interacts with the AS, and the AS interacts with the circuit domain network through the WIN-SCP.
  • interoperability functions such as receiving information and saving, receiving system messages or paging messages, querying information, determining the network where the terminal is located, interacting with multimode terminals, and performing messages. Forward, etc., can be executed by WIN-SCP or by AS; when executed by WIN-SCP, the circuit domain network directly WIN-SCP interacts, and
  • a method of receiving a circuit domain service by a terminal residing in a packet domain 1.
  • the method for the terminal to receive the circuit domain service in the packet domain in the embodiment includes the following steps:
  • Step 300 Set the subscription user information in the circuit domain network, and identify the multi-mode terminal as a dual-network roaming subscription user that receives another network domain service in the circuit domain and the packet domain.
  • Step 301 When the circuit domain network determines that the system message or the paging message of the circuit domain is sent to the multimode terminal, determine whether the multimode terminal is a subscription user according to the subscription information saved by itself, and if yes, trigger the interoperation gateway. Notifying the interoperation gateway that the system message or paging message of the circuit domain needs to be sent to the multimode terminal, and sending the system message or the paging message to the interoperation gateway; if not, the process is skipped and processed according to the normal process;
  • Step 302 The interoperation gateway queries the information saved by itself to determine the current network of the multimode terminal. If the multimode terminal is currently in the packet domain network, the interoperation gateway sends the system message or paging message of the circuit domain network. Going to the packet domain network, the multimode terminal can also be notified that there is a system message or a paging message in the circuit domain; if the multimode terminal is in the circuit domain network, the interoperation gateway notifies the circuit domain network to process according to the normal flow of the circuit domain.
  • the interoperation gateway can also notify the multimode terminal that there is a system message or a paging message in the circuit domain through the packet domain, and provide the multimode terminal with two processing modes, namely: system message or seek of the circuit domain
  • the call message forwards to the packet domain, and receives system messages or paging messages in the circuit domain.
  • the multimode terminal After selecting a processing mode, the multimode terminal sends the selected result to the IWGW. If the multimode terminal chooses to forward the system message or paging message of the circuit domain to the packet domain, the IWGW sends the system message or the paging message.
  • the IWGW forward to the packet domain, if the multimode terminal chooses to receive the system message or paging message in the circuit domain, the IWGW notifies the circuit domain to keep the The system message or the paging message is sent to the multimode terminal after the multimode terminal camps on the circuit domain network.
  • a method for a terminal residing in a circuit domain to receive a packet domain service includes the following steps:
  • Step 400 Set the subscriber information in the packet domain network.
  • Step 401 When the X-CSCF in the packet domain network determines that the system message or the paging message with the packet domain is sent to the multimode terminal, whether the multimode terminal is a dual network roaming subscription user is determined according to the subscription information saved by itself. If yes, the interoperation gateway is triggered, and the interoperating gateway packet domain is notified that the system message or the paging message is used to page the multimode terminal, and the system message or the paging message is sent to the interoperation gateway. If not, the process is skipped.
  • Step 402 The interoperation gateway queries the information saved by itself to determine the current network of the multimode terminal. If it is in the packet domain network, the X-CSCF is notified to process according to the normal processing flow, and the process ends. In the circuit domain network, the system message or the paging message is forwarded to the circuit domain network, or the circuit domain network is notified that the multimode terminal packet domain has a system message or a paging message sent to the multimode terminal.
  • the service type information supported by the circuit domain network may be pre-stored in the interoperation gateway.
  • the interoperation gateway may further determine whether the circuit domain network supports the packet domain. Sending a system message or a paging message to the multimode terminal, if yes, forwarding the system message or the paging message of the packet domain network to the circuit domain network, and then sending the system message to the multimode terminal by the circuit domain network, If not, the circuit domain network is notified that the multimode terminal packet domain has a system message or a paging message sent to the multimode terminal.
  • both processing modes can be first provided to the multimode terminal selection, and the multimode terminal notifies the IWGW of the selected processing mode through the circuit domain.
  • the multimode terminal chooses The system message or the paging message of the packet domain belongs to the circuit domain network, and the IWGW forwards the system message or the paging message to the circuit domain network, and the system message or the paging message is sent by the circuit domain network to the Multimode terminal.
  • the multimode terminal chooses to receive the system message or the paging message to the packet domain, the IWGW notifies the packet domain to always search for the multimode terminal, and after the multimode terminal returns to the packet domain, the packet domain resends the system message or the paging message. Issued to the multimode terminal.
  • the intelligent server signed by the multimode terminal is IWGW, therefore, in the circuit domain, the circuit domain is triggered to the IWGW for all the calls of the multimode terminal, because The IWGW records the current call state of the multimode terminal. Therefore, the IWGW can determine how to process the message for the multimode terminal according to the current call state of the multimode terminal. If the multimode terminal is currently in the packet domain, the IWGW sends the message. Go forward to the grouping domain. If the multimode terminal is currently in the circuit domain, the IWGW returns the message to the circuit domain, notifying the circuit domain to follow the normal flow.
  • the foregoing implementation message forwarding that is, the system message or the paging message of the packet domain is forwarded to the circuit domain, and then the system domain or the paging message is sent to the multimode terminal by the circuit domain, or the circuit is The system message or paging message of the domain is forwarded to the packet domain, and the system message or paging message is sent by the packet domain to the multimode terminal.
  • the above-mentioned number for implementing the message forwarding is the multimode terminal number of the multimode terminal, if the multimode terminal is in the packet domain and in the circuit domain,
  • the number for forwarding the message is the multimode terminal in the multimode terminal number in the network domain to be forwarded plus a special prefix. After receiving the number, the network domain removes the prefix and the system is removed. The message or paging message is sent to the multimode terminal through the domain.

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Abstract

L'invention concerne un système permettant de mettre en oeuvre une opération d'interfonctionnement dans les deux sens d'un domaine de circuit et d'un domaine de paquets dans un système qui comporte un réseau de domaine de circuit et un réseau de domaine de paquets, ledit système comporte une passerelle d'interfonctionnement, reliée aux réseaux de domaine de circuit et de domaine de paquets, qui permet de sauvegarder les informations du réseau dans lequel le terminal multimode est couramment situé, ainsi que les informations de l'état d'appels et, selon les informations du réseau dans lequel le terminal multimode se situe et les informations de l'état d'appels, ledit système envoie le message sur le réseau de domaine de circuit au réseau de domaine de paquets ou informe ledit terminal de l'existence d'un message qui lui a été envoyé sur le réseau de domaine de circuit; ou envoie ledit message sur le réseau de domaine de paquets au réseau de domaine de circuit ou informe le terminal multimode de l'existence d'un message qui lui a été envoyé sur le réseau de domaine de paquets. Parallèlement, l'invention concerne un procédé qui permet au terminal multimode situé dans domaine de paquets de recevoir un service du domaine de circuit, ainsi qu'un procédé qui permet audit terminal situé dans un domaine de circuit de recevoir un service du domaine de paquets.
PCT/CN2006/001366 2005-06-18 2006-06-16 Procede et systeme de mise en oeuvre d'une operation d'interfonctionnement dans les deux sens d'un domaine de circuit et d'un domaine de paquets WO2006136089A1 (fr)

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