WO2012097716A1 - Procédé et système pour qu'un élément de réseau contrôleur de domaine cs obtienne des informations concernant un élément de réseau contrôleur de domaine ps - Google Patents

Procédé et système pour qu'un élément de réseau contrôleur de domaine cs obtienne des informations concernant un élément de réseau contrôleur de domaine ps Download PDF

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Publication number
WO2012097716A1
WO2012097716A1 PCT/CN2012/070421 CN2012070421W WO2012097716A1 WO 2012097716 A1 WO2012097716 A1 WO 2012097716A1 CN 2012070421 W CN2012070421 W CN 2012070421W WO 2012097716 A1 WO2012097716 A1 WO 2012097716A1
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WO
WIPO (PCT)
Prior art keywords
network element
control network
domain control
information
base station
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/CN2012/070421
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English (en)
Chinese (zh)
Inventor
徐绍华
谢振华
陶全军
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ZTE Corp
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ZTE Corp
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Filing date
Publication date
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Publication of WO2012097716A1 publication Critical patent/WO2012097716A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/16—Discovering, processing access restriction or access information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/0005—Control or signalling for completing the hand-off
    • H04W36/0011—Control or signalling for completing the hand-off for data sessions of end-to-end connection
    • H04W36/0022—Control or signalling for completing the hand-off for data sessions of end-to-end connection for transferring data sessions between adjacent core network technologies
    • H04W36/00224—Control or signalling for completing the hand-off for data sessions of end-to-end connection for transferring data sessions between adjacent core network technologies between packet switched [PS] and circuit switched [CS] network technologies, e.g. circuit switched fallback [CSFB]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/18—Selecting a network or a communication service
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/08—Access point devices
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W92/00—Interfaces specially adapted for wireless communication networks
    • H04W92/16—Interfaces between hierarchically similar devices
    • H04W92/20—Interfaces between hierarchically similar devices between access points

Definitions

  • the present invention relates to information acquisition technology, and in particular, to a CS (Circuit Switched) domain control network element for acquiring information of a PS (Packet Switched) domain control network element.
  • CS Circuit Switched
  • PS Packet Switched
  • 2G/3G networks With the development of mobile communication technology and the evolution of the core network, 2G/3G networks have emerged and gradually evolved toward 4G networks. 2G/3G and 4G networks will coexist for a period of time.
  • the control network elements of the core network are also divided into two types: the CS domain control network element and the PS domain control network element.
  • the background network involved in the present invention is a mobile communication network composed of a base station subsystem, a CS domain control network element, and a PS domain control network element.
  • Figure 1 shows the architecture of the background network.
  • the network elements in the background network are described as follows:
  • Terminal 101 For example, UE (User Equipment).
  • the terminal is responsible for interacting with the user; and can access the network through different access methods such as PS/CS, instead of setting up a session instead of the user.
  • Base station subsystem 102 for example, a base station subsystem including a BSC (Base Station Controller) and a BTS (Base Transceiver Station), or includes an RNC (Radio Network Controller) and a Node B ( Base station subsystem of node B).
  • BSC Base Station Controller
  • BTS Base Transceiver Station
  • RNC Radio Network Controller
  • Node B Base station subsystem of node B
  • CS domain control network element 103 The control unit of the CS domain core network, such as MSC (Mobile Switching Center), or MSC Server (Mobile Switching Center Server).
  • MSC Mobile Switching Center
  • MSC Server Mobile Switching Center Server
  • PS domain control network element 104 Control unit of the PS domain core network, such as SGSN (Serving GPRS Support Node, GPRS (Mobile Management Entity), or MME (Mobile Management Entity).
  • SGSN Server GPRS Support Node
  • GPRS Mobile Management Entity
  • MME Mobile Management Entity
  • the terminal can access the CS domain, establish a channel with the CS domain control network element, or access the PS domain and the PS domain control network element to establish a channel.
  • the terminal may establish a connection with the CS domain or the PS domain, or may establish a connection with the CS domain and the PS domain at the same time.
  • the CS domain control NE needs to obtain information about the PS domain control NE.
  • the information of the PS domain control network element may be directly located in the PS domain control network element, such as the number, address or identifier of the PS domain control network element, or may be used to indirectly locate the PS domain control network element information, such as the PS domain control network. Meta index information, or any combination of the above information.
  • the information of the PS domain control network element may be: the address, name, and identifier of the PS domain control network element, P-TMSI (Packet Temporary Mobile Subscriber Identity), TLLI (Temporary Logical Link Identity), and GUTI ( Globally Unique Temporary UE Identity, or Globally Unique MME Identity, or a part of P-TMSI, TLLI, GUTI, or GUMMEI, such as LAC (Location Area Code, Location Area Code), RAC (Routing Area Code), MNC (Mobile Network Code), MCC (Mobile Country Code), etc.
  • LAC Location Area Code
  • RAC Rastered Area Code
  • MNC Mobile Network Code
  • MCC Mobile Country Code
  • the CS domain control network element obtains information of the PS domain control network element by querying the HSS/HLR (Home Subscriber Server/Home Location Register). As shown in FIG. 2, the process of the CS domain control network element acquiring the information of the PS domain control network element in the prior art includes:
  • Step 201 The PS domain control network element reports its own information to the HSS/HLR.
  • Step 202 The HSS/HLR saves the information of the received PS domain control network element.
  • Step 203 The HSS/HLR returns a response message to the PS domain control network element.
  • Step 204 When the information of the PS domain control network element is changed, the PS domain control network element reports the information of the latest PS domain control network element to the HSS/HLR.
  • Step 205 The HSS/HLR updates the information of the PS domain control network element.
  • Step 206 The HSS/HLR returns a response message to the PS domain control network element.
  • Step 207 The CS domain control network element queries the HSS/HLR for information about the PS domain control network element.
  • the HSS/HLR does not support the information of the PS domain control network element to inform the CS domain control network element. Therefore, in order to apply the flow shown in Figure 2, the prior art needs to modify the HSS/HLR and modify the HSS/HLR.
  • the query message is exchanged with the CS domain control network element to enable the query message to carry the information of the PS domain control network element, so that the HSS/HLR informs the CS domain control network element of the information of the PS domain control network element during the query process.
  • the CS domain control network element for the terminal service is far away from the HSS/HLR, if the CS domain control network element obtains the information of the PS domain control network element according to the process shown in FIG. 2, the performance of the service processing is affected. . Summary of the invention
  • the main purpose of the present invention is to provide a method and system for acquiring information of a PS domain control network element by a CS domain control network element, which can not modify the query message between the HSS/HLR and the CS domain control network element.
  • a method for the CS domain control network element to obtain the information of the PS domain control network element includes: the base station subsystem obtains the information of the PS domain control network element, and sends the obtained information of the PS domain control network element to the CS domain control network element; or
  • the base station subsystem obtains information of the PS domain control network element, and sends information of the PS domain control network element to the target base station subsystem during the handover process; the target base station subsystem will
  • the information of the PS domain control network element is sent to the CS domain control network element.
  • the information obtained by the base station subsystem to obtain the PS domain control network element is:
  • the base station subsystem obtains information of the PS domain control network element from the terminal. Further, the information that the base station subsystem obtains the PS domain control network element from the terminal is:
  • the terminal After the wireless connection between the terminal and the base station subsystem is established, the terminal sends the information of the PS domain control network element to the base station subsystem by using a message on the wireless side.
  • the base station subsystem is a target base station subsystem in another handover process; the base station subsystem obtains information of the PS domain control network element from the terminal: in the another handover process, the The terminal sends the information of the PS domain control network element to the base station subsystem.
  • the method further includes:
  • the terminal obtains the information of the PS domain control network element in the process of the location update; or the terminal obtains the information of the PS domain control network element in the process of attaching the PS domain. Further, the information obtained by the base station subsystem to obtain the PS domain control network element is:
  • the base station subsystem obtains information of the PS domain control network element in a process of controlling a network element in a PS domain selected as a terminal service.
  • the information of the PS domain control network element is the number, address, identifier or index information of the PS domain control network element, or any combination of the foregoing information.
  • a base station subsystem configured to obtain information of a PS domain control network element, and send the obtained information of the PS domain control network element to the CS domain control network element;
  • the CS domain control network element is configured to receive information about the PS domain control network element sent by the base station subsystem. Further, the system further includes: a terminal, configured to send information of the PS domain control network element to the base station subsystem.
  • a system in which a CS domain control network element acquires information of a PS domain control network element where the system includes a base station subsystem, a target base station subsystem, and a CS domain control network element;
  • a base station subsystem configured to obtain information of a PS domain control network element, and send information of the PS domain control network element to the target base station subsystem in the handover process;
  • a target base station subsystem configured to send information about the PS domain control network element to the CS or the control network element
  • the CS domain control network element is configured to receive information about the PS domain control network element sent by the target base station subsystem.
  • system further includes: a terminal, configured to send information of the PS domain control network element to the base station subsystem.
  • the CS domain control network element obtains the information of the PS domain control network element from the base station subsystem in the present invention, so there is no need to modify the query message between the HSS/HLR and the CS domain control network element. It is avoided that if the CS domain control network element obtains the information of the PS domain control network element according to the process shown in FIG. 2, it will affect the performance of the service processing.
  • Figure 1 is a schematic diagram of the architecture of the background network
  • FIG. 2 is a schematic flow chart of obtaining information of a PS domain control network element by a CS domain control network element in the prior art
  • FIG. 3 is a schematic flowchart of acquiring information of a PS domain control network element by a terminal and a base station subsystem according to Embodiment 1 of the present invention
  • FIG. 4 is a schematic flowchart of acquiring information of a PS domain control network element by a CS domain control network element according to Embodiment 2 of the present invention
  • FIG. 5 is a schematic diagram of a CS domain control network element acquiring information of a PS domain control network element according to Embodiment 3 of the present invention; Schematic diagram of the process;
  • FIG. 6 is a schematic flowchart of acquiring information of a PS domain control network element by a CS domain control network element according to Embodiment 4 of the present invention
  • FIG. 7 is a schematic flowchart of acquiring information of a PS domain control network element by a CS domain control network element according to Embodiment 5 of the present invention.
  • FIG. 8 is a structural diagram of a system for acquiring information of a PS domain control network element by a CS domain control network element according to an embodiment of the present invention
  • FIG. 9 is a structural diagram of a system for acquiring information of a PS domain control network element by another CS domain control network element according to an embodiment of the present invention. detailed description
  • Embodiment 1 takes a PS domain attach procedure as an example to describe a method for a terminal and a base station subsystem to obtain information of a PS domain control network element.
  • the base station subsystem obtains the information of the PS domain control network element in the process of selecting the PS domain control network element for the terminal service; when receiving the attach accept message, the terminal obtains the information of the PS domain control network element.
  • the attach process includes:
  • Step 301 The terminal sends a wireless connection establishment request message to the base station subsystem, requesting to establish a wireless connection between the terminal and the base station subsystem.
  • Step 302 The base station subsystem sends a wireless connection setup response message to the terminal, allowing a wireless connection to be established.
  • Step 303 The terminal sends a wireless connection establishment complete message to the base station subsystem. At this point, the establishment of the wireless connection between the terminal and the base station subsystem is completed.
  • Step 304 The terminal sends an attach request message to the base station subsystem, requesting to attach to the PS network.
  • Step 306 The base station subsystem forwards the attach request message to the PS domain control network element.
  • step 307 the attachment process of the PS domain is continued.
  • step 308 the base station subsystem sends an attach accept message to the terminal, where the attach accept message carries information of the PS domain control network element.
  • the information of the PS domain control network element obtained by the base station subsystem may be different from the information of the PS domain control network element obtained by the terminal.
  • the information of the PS domain control network element obtained by the base station subsystem may be PS domain control.
  • the address of the network element; the information of the PS domain control network element obtained by the terminal may be the P-TMSI or TLLI allocated by the PS domain control network element.
  • Step 309 The terminal sends an attach complete message to the base station subsystem.
  • the attachment process of the PS domain is completed, and the base station subsystem obtains the information of the PS domain control network element in the process of selecting the PS domain control network element, and the terminal also obtains the information of the PS domain control network element.
  • the base station subsystem may send the obtained information of the PS domain control network element to the CS domain. Control network elements.
  • the second embodiment describes that the terminal obtains the information of the PS domain control network element, and sends the information of the PS domain control network element to the base station subsystem during the establishment of the wireless connection; the base station subsystem sends a message to the CS domain control network element.
  • the information of the PS domain control network element is carried in the sent message.
  • the process of acquiring the information of the PS domain control network element by the CS domain control network element in the second embodiment includes: Step 401: The terminal obtains information about the PS domain control network element.
  • the terminal may obtain information of the PS domain control network element from the initial configuration; or obtain information of the PS domain control network element in the process of location update; or obtain the PS in the process of attaching the PS domain as shown in the first embodiment.
  • the domain controls the information of the network element.
  • Step 402 The terminal sends a wireless connection establishment request message to the base station subsystem, so as to start a wireless connection establishment process between the terminal and the base station subsystem, where the wireless connection establishment request message carries information of the PS domain control network element;
  • the wireless connection establishment process includes but is not limited to:
  • the wireless connection establishment request message sent by the terminal may be an RRC Connection Request sent by the terminal during RAU (Routing Area Update) or LAU (Location Area Update) a message, where the information of the PS domain control network element is carried in the Initial UE Identity information element of the RRC Connection Request message;
  • the wireless connection establishment process during the call may be a call or a call.
  • Step 403 The base station subsystem sends a wireless connection setup response message to the terminal, allowing a wireless connection to be established.
  • Step 404 The terminal sends a wireless connection establishment complete message to the base station subsystem. At this point, the wireless connection establishment between the terminal and the base station subsystem is completed.
  • Step 405 The connection or the service of the CS domain is established between the terminal and the network. This is a prior art, and is not described here for brevity.
  • Step 406 The base station subsystem determines whether it is required to report the information of the PS domain control network element to the CS domain control network element, and if necessary, proceeds to step 407; otherwise, the process ends;
  • Step 407 The base station subsystem sends a message to the CS domain control network element, where the sent message carries the information of the PS domain control network element.
  • the message sent may be a handover request message sent by the base station subsystem, and the PS domain control network element is carried in the Target ID information element of the handover request message.
  • the sent message may also be a handover request message sent by the base station subsystem, where the GERAN Classmark information element of the handover request message carries the PS domain control network element. information.
  • step 406 is optional, that is, after step 405, steps can be directly performed.
  • the CS domain control network element obtains information of the PS domain control network element.
  • the third embodiment describes that the terminal obtains the information of the PS domain control network element, and after the terminal establishes a wireless connection with the base station subsystem, the terminal sends the information of the PS domain control network element to the base station subsystem by using the message of the wireless side.
  • the process of acquiring the information of the PS domain control network element by the CS domain control network element in the third embodiment includes:
  • Step 501 The terminal obtains information about a PS domain control network element.
  • the terminal may obtain information of the PS domain control network element from the initial configuration; or obtain information of the PS domain control network element in the process of location update; or obtain the PS in the process of attaching the PS domain as shown in the first embodiment.
  • the domain controls the information of the network element.
  • Step 502 The terminal establishes a wireless connection to the base station subsystem.
  • step 502 For the process of establishing a wireless connection, refer to steps 402-404, and details are not described herein again. However, the difference between the step 502 and the steps 402-404 is that, in the process of establishing the wireless connection in step 502, the wireless connection establishment request message sent by the terminal to the base station subsystem does not carry the information of the PS domain control network element.
  • Step 503 The connection or the service of the CS domain is established between the terminal and the network. This is a prior art, and is not described here for brevity.
  • Step 504 The terminal sends a message of the wireless side to the base station subsystem, where the information of the PS domain control network element is carried.
  • the terminal sends a measurement report message or an enhanced measurement report message to the base station subsystem, where the measurement report message or the enhanced measurement report message carries the information of the PS domain control network element; or the broadcast and multicast service) "SERVICE INFORMATION" message, which carries information of the PS domain control network element; or
  • the terminal sends an INITIAL DIRECT TRANSFER message to the base station subsystem, where the PS domain controls the information of the network element.
  • step 503 and step 504 can be performed simultaneously, and the execution order of the two steps is not limited.
  • the steps 505-506 are the same as the steps 406-407 in the second embodiment, and are not described here.
  • Embodiment 4 is the same as the steps 406-407 in the second embodiment, and are not described here.
  • the fourth embodiment describes that after the terminal obtains the information of the PS domain control network element, the terminal sends the information of the PS domain control network element to the target base station subsystem (ie, the base station subsystem in FIG. 6) during the handover process between the base station subsystems. 2);
  • the base station subsystem 2 sends the information of the PS domain control network element to the CS domain control network element.
  • the process of acquiring the information of the PS domain control network element by the CS domain control network element in the fourth embodiment includes:
  • Step 601 The terminal obtains information about the PS domain control network element.
  • the terminal may obtain information of the PS domain control network element from the initial configuration; or obtain information of the PS domain control network element in the process of location update; or obtain the PS in the process of attaching the PS domain as shown in the first embodiment.
  • the domain controls the information of the network element.
  • Step 602 The terminal establishes a wireless connection to the base station subsystem 1;
  • Step 603 The connection or the service of the CS domain is established between the terminal and the network. This is a prior art, and is not described here for brevity.
  • Step 604 The terminal sends a measurement report message to the base station subsystem 1.
  • Step 605 According to the received measurement report message, when the base station subsystem 1 determines that the handover between the base station subsystems is required, the base station subsystem 1 sends a handover request message to the CS domain control network element, where the handover request message carries Information of the target base station subsystem, the information used to locate the target base station subsystem is derived from the measurement report message;
  • the base station subsystem 1 is a base station subsystem currently serving the terminal, that is, a source base station subsystem in the handover process;
  • the handover process between the base station subsystems may be a handover process without the core network, or may be a handover process through the core network.
  • the handover process may be performed by the CS domain control network element or the PS domain control network element; here, a handover process is performed by the CS domain control network element (ie, through the core network).
  • Step 606 The CS domain control network element forwards the handover request message to the target base station subsystem according to the received information for locating the target base station subsystem.
  • the target base station subsystem uses the base station subsystem 2 as an example.
  • Step 607 The base station subsystem 2 sends a handover response message to the CS domain control network element.
  • Step 608 The CS domain control network element forwards the handover response message to the base station subsystem 1.
  • steps 605-608 are simplified to:
  • the base station subsystem 1 sends a handover request message to the base station subsystem 2 according to the information used to locate the target base station subsystem;
  • the base station subsystem 2 transmits a handover response message to the base station subsystem 1.
  • Step 609 The base station subsystem 1 sends a handover command message to the terminal, where the handover command message carries information for locating the target base station subsystem.
  • the base station subsystem 2 obtains information of the PS domain control network element.
  • Step 61 1 Continue the other operations to complete the handover process. This is a prior art, and is not described here for brevity.
  • the steps 612-613 are the same as the steps 406-407 in the second embodiment, and are not described here.
  • the CS domain control network element obtains information of the PS domain control network element.
  • Embodiment 5 describes that during handover between base station subsystems, the base station subsystem currently serving the terminal (ie, base station subsystem 1 in FIG. 7) transmits information of the PS domain control network element to the target base station subsystem (ie, The base station subsystem 2 in FIG. 7; the base station subsystem 2 then sends the information of the PS domain control network element to the CS domain control network element.
  • the process of acquiring the information of the PS domain control network element by the CS domain control network element in the fifth embodiment includes:
  • Step 701 The base station subsystem 1 obtains information about the PS domain control network element.
  • the base station subsystem 1 can obtain the information of the PS domain control network element from the network side (as shown in the first embodiment); or the base station subsystem 1 can obtain the information of the PS domain control network element from the terminal (as in the second embodiment and the third embodiment). And four are shown).
  • Step 702 The connection or the service of the CS domain is established between the terminal and the network. This is a prior art, and is not described here for brevity.
  • Step 703 The terminal sends a measurement report message to the base station subsystem 1.
  • Step 704 According to the received measurement report message, when the base station subsystem 1 determines that the handover between the base station subsystems is required, the base station subsystem 1 sends a handover request message to the CS domain control network element, where the handover request message carries the PS domain. Controlling information of the network element and information for locating the target base station subsystem, the information for locating the target base station subsystem is derived from the measurement report Message
  • the information element of the PS domain control network element is carried in the information element of the "Source RNC to target RNC transparent information" information of the handover request message;
  • the base station subsystem 1 is a base station subsystem currently serving the terminal, that is, a source base station subsystem in the handover process;
  • the handover process between the base station subsystems may be a handover process without the core network, or may be a handover process through the core network.
  • the handover process may be performed by the CS domain control network element or the PS domain control network element; here, a handover process is performed by the CS domain control network element (ie, through the core network).
  • Step 705 The CS domain control network element parses the information used to locate the target base station subsystem in the handover request message, and carries a handover request message carrying information of the PS domain control network element according to the information used to locate the target base station subsystem. Forwarding to the base station subsystem 2; wherein the CS domain control network element does not need to parse the information of the PS domain control network element carried in the handover request message, but only transmits the information of the PS domain control network element carried in the handover request message to the base station.
  • System 2
  • the information of the PS domain control network element is carried in the information element of the "Source RNC to target RNC transparent information" information of the handover request message.
  • the base station subsystem 2 can obtain information of the PS domain control network element.
  • Step 706 The base station subsystem 2 sends a handover response message to the CS domain control network element.
  • Step 707 The CS domain control network element forwards the handover response message to the base station subsystem 1.
  • steps 704-707 are simplified to:
  • the base station subsystem 1 sends a handover request message carrying information of the PS domain control network element to the base station subsystem 2 according to the information used to locate the target base station subsystem;
  • the base station subsystem 2 transmits a handover response message to the base station subsystem 1.
  • Step 708 continue other operations, complete the handover process, which is prior art, and for brevity, no further details are provided herein.
  • the steps 709-710 are the same as the steps 406-407 in the second embodiment, and are not described here.
  • the CS domain control network element obtains information of the PS domain control network element.
  • an embodiment of the present invention further provides a system for a CS domain control network element to acquire information of a PS domain control network element.
  • the system includes a base station subsystem and a CS domain control network element;
  • a base station subsystem configured to obtain information of a PS domain control network element, and send the obtained information of the PS domain control network element to the CS domain control network element;
  • the CS domain control network element is configured to receive information about the PS domain control network element sent by the base station subsystem.
  • the system further includes: a terminal, configured to send information of the PS domain control network element to the base station subsystem.
  • an embodiment of the present invention further provides a system for a CS domain control network element to acquire information of a PS domain control network element.
  • the system includes a base station subsystem, a target base station subsystem, and a CS domain control network element;
  • a base station subsystem configured to obtain information of a PS domain control network element, and send information of the PS domain control network element to the target base station subsystem in the handover process;
  • a target base station subsystem configured to send information about the PS domain control network element to the CS or the control network element
  • the CS domain control network element is configured to receive information about the PS domain control network element sent by the target base station subsystem.
  • the system further includes: a terminal, configured to send information about the PS domain control network element to the The base station subsystem.

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Abstract

L'invention concerne un procédé et un système pour qu'un élément de réseau contrôleur de domaine CS obtienne des informations concernant un élément de réseau contrôleur de domaine PS. Le procédé comprend les étapes suivantes : un sous-système de station de base obtient des informations concernant l'élément de réseau contrôleur de domaine PS et envoie les informations obtenues concernant l'élément de réseau contrôleur de domaine PS à l'élément de réseau contrôleur de domaine CS ; ou le sous-système de station de base obtient les informations concernant l'élément de réseau contrôleur de domaine PS et envoie les informations concernant l'élément de réseau contrôleur de domaine PS au sous-système de station de base de destination au cours du processus de commutation ; et le sous-système de station de base de destination envoie les informations concernant l'élément de réseau contrôleur de domaine PS à l'élément de réseau contrôleur de domaine CS. En utilisant la présente invention, le HSS/HLR et le message de requête entre celui-ci et l'élément de réseau contrôleur de domaine CS n'ont pas besoin d'être modifiés.
PCT/CN2012/070421 2011-01-19 2012-01-16 Procédé et système pour qu'un élément de réseau contrôleur de domaine cs obtienne des informations concernant un élément de réseau contrôleur de domaine ps Ceased WO2012097716A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201110021984.8A CN102612102B (zh) 2011-01-19 2011-01-19 Cs域控制网元获取ps域控制网元的信息的方法及系统
CN201110021984.8 2011-01-19

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WO2012097716A1 true WO2012097716A1 (fr) 2012-07-26

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