WO2008055437A1 - Procédé, dispositif et système d'offre de service de fonction d'interfonctionnement dans un système de communication portable - Google Patents

Procédé, dispositif et système d'offre de service de fonction d'interfonctionnement dans un système de communication portable Download PDF

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Publication number
WO2008055437A1
WO2008055437A1 PCT/CN2007/070983 CN2007070983W WO2008055437A1 WO 2008055437 A1 WO2008055437 A1 WO 2008055437A1 CN 2007070983 W CN2007070983 W CN 2007070983W WO 2008055437 A1 WO2008055437 A1 WO 2008055437A1
Authority
WO
WIPO (PCT)
Prior art keywords
service
network interworking
interworking function
mobile
base station
Prior art date
Application number
PCT/CN2007/070983
Other languages
English (en)
Chinese (zh)
Inventor
Duomi Zhao
Ridong Xu
Yunfei Li
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 WO2008055437A1 publication Critical patent/WO2008055437A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/16—Central resource management; Negotiation of resources or communication parameters, e.g. negotiating bandwidth or QoS [Quality of Service]
    • H04W28/24—Negotiating SLA [Service Level Agreement]; Negotiating QoS [Quality of 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
    • H04W88/18—Service support devices; Network management devices

Definitions

  • the present invention relates to a mobile communication system, and more particularly to a method, device and system for providing network interworking function services in a mobile communication system.
  • the Interworking Function is a service function in a wireless network, and is implemented as a function execution entity by the IWF unit.
  • the IWF unit is a device in a wireless network that supports circuit domain data service interworking functions of a wireless network and other networks (e.g., PSTN, ISDN, Internet, etc.).
  • the IWF unit uses the same and asynchronous data for remote access, email access, intranet access, Internet Service Provider (ISP) access, public database retrieval, and two data terminal interconnections.
  • ISP Internet Service Provider
  • the IWF can be divided into CDMA network interworking functions (CIWF,
  • the CIWF is based on a network interworking function of a base station controller (BSC), and the SIWF is a network interworking function of a mobile switching center (MSC).
  • BSC base station controller
  • MSC mobile switching center
  • the network interworking function can provide a variety of services, and the most common one is the fax service.
  • a mobile communication system e.g., a CDMA mobile communication system
  • the main method of providing a fax service is a direct fax mode, that is, the calling user inputs a special prefix and a called subscriber number, and the network side directly establishes a fax service call.
  • This type of service requires the user to remember the special prefix, and the operation is complicated.
  • the user cannot switch to the fax service during the voice call, so the capability of providing the fax service and the voice service at the same time without the connection can be achieved, and the device utilization rate is low. , and if there is no voice call before faxing, it will cause the disadvantage of poor privacy.
  • the present invention provides a method, a device, and a system for switching to a network interworking function service in a service in a mobile communication system, which can solve the problem that the voice service and the network interworking function cannot be implemented in one call connection in the prior art.
  • the disadvantage of switching. is as follows:
  • a method for providing a network interworking function service in a mobile communication system comprising:
  • the base station controllers of the two communication parties respectively detect the service signals of the network interworking function service; the base station controllers of the two communication parties respectively initiate service negotiation related to the network interworking function service with the respective mobile terminals;
  • the base station controllers of the two communication parties respectively establish service channels with the respective network interworking functional units; and, instruct the respective mobile terminals to switch to the respective service channels, and perform network interworking function services.
  • a device for providing a network interworking function service in a mobile communication system comprising:
  • a detecting device configured to detect a service signal of a network interworking function service in the mobile communication system
  • a negotiation device configured to initiate a service negotiation related to the network interworking function service with the mobile terminal after receiving the trigger signal of the detecting device;
  • Channel establishing means for establishing a traffic channel with the network interworking functional unit after the end of the service negotiation
  • a switching device configured to direct the mobile terminal to switch to the traffic channel.
  • a system for providing network interworking function services in a mobile communication system comprising a mobile terminal, a base station, a mobile switching center, and a network interworking function unit,
  • the base station is configured to detect a service signal of a network interworking function service, initiate a service negotiation related to the network interworking function service with the mobile terminal, establish a service channel with a network interworking function unit, and guide each of the mobile lines The terminal switches to the service channel to perform network interworking function services.
  • the base station controllers of the two communication terminals respectively detect the service signals of the network interworking function service and respectively respectively communicate with the respective mobile terminals. Initiating service negotiation related to the network interworking function service, and then establishing a service channel with the respective network interworking function unit, and guiding the respective mobile terminal to switch to the respective service channel through the handover procedure, thereby The mobile terminals of the two communication parties perform the network interworking function service based on the respective service channels.
  • Figure la is a schematic diagram of a network environment on which the present invention is implemented.
  • Figure lb is a schematic diagram of another network environment on which the present invention is implemented.
  • FIG. 2 is a schematic structural diagram of a system for providing network interworking function services in a mobile communication system according to an embodiment of the present invention
  • FIG. 3 is a flowchart of a method for providing a network interworking function service in a mobile communication system according to an embodiment of the present invention
  • FIG. 4 is a data flow diagram of a method for providing a network interworking function service in a mobile communication system according to an embodiment of the present invention.
  • the existing network architecture is switched to the network communication state by adding and improving the signal flow between the mobile terminal, the base station, the network interworking function unit and the mobile switching center. Functional business capabilities.
  • the terminal side of the network environment includes a mobile terminal (MT) 100, and the optional device includes a terminal adapter (TA) 110 connected to the mobile terminal 100 and a terminal connected to the terminal adapter 110.
  • Equipment (TE) 120 The mobile terminal 100 may be a mobile phone, a PDA (Personal Digital Assistant), a notebook computer with a wireless network card, or the like.
  • the terminal device 120 may be a device such as a fax machine.
  • the terminal device 120 is connected to the mobile terminal 100 through the terminal adapter 110, and can exchange signals.
  • the mobile terminal 100 is the basis on which the terminal device 120 exists.
  • the access network side of the above network environment includes a base station (BS) 200.
  • the base station 200 includes a base station controller (BSC), and the base station 200 is connected to a network interworking function unit (IWF) 400. That is, the network structure is a CIWF network structure.
  • BSC base station controller
  • IWF network interworking function unit
  • the core network side of the above network environment includes a Mobile Switching Center (MSC) 300.
  • MSC Mobile Switching Center
  • each of the above devices may be plural.
  • at least two mobile terminals are included.
  • FIG. lb another network environment upon which the present invention is implemented is illustrated.
  • the network interworking function unit 400 is connected to the mobile switching center 300, that is, the network structure is a SIWF network structure.
  • Other devices and diagrams La is the same and will not be described here.
  • the present invention can be implemented in any of the above two network environments.
  • the system includes the mobile terminal 100, a base station 200 connected (coupled) with the mobile terminal 100, a network interworking function unit 400 connected to the base station 200, and a mobile terminal connected to the base station 200.
  • Switching center 300 As shown, the system includes the mobile terminal 100, a base station 200 connected (coupled) with the mobile terminal 100, a network interworking function unit 400 connected to the base station 200, and a mobile terminal connected to the base station 200.
  • Switching center 300 is illustrated a structure of a system for providing network interworking function services in a mobile communication system provided by the present invention based on the network environment in Fig. la.
  • the system includes the mobile terminal 100, a base station 200 connected (coupled) with the mobile terminal 100, a network interworking function unit 400 connected to the base station 200, and a mobile terminal connected to the base station 200.
  • Switching center 300 As shown, the system includes the mobile terminal 100, a base station 200 connected (coupled) with the mobile terminal 100, a network interworking function unit 400 connected to the base
  • the base station controller of the base station 200 includes detection means 201 for detecting traffic signals from network interworking function services in the mobile communication system.
  • the service signal may be sent from the mobile terminal 100 or from another mobile terminal that is in a conversation with the mobile terminal 100.
  • the base station controller of the base station 200 further includes a negotiating device 202 for initiating service negotiation related to the network interworking function service with the mobile terminal 100.
  • the negotiating device 202 is coupled to the detecting device 201, and triggers the negotiating device 202 when the detecting device 201 detects the traffic signal.
  • the base station controller of the base station 200 further includes a channel establishing means 203 for establishing a traffic channel with the network interworking function unit 400.
  • the channel establishing means 203 is coupled to the negotiating means 202, and after the negotiation means 202 ends the negotiation, the signal is sent to the channel establishing means 203 to trigger the establishment of a traffic channel with the network interworking function unit 400.
  • the base station controller of the base station 200 further includes a switching device 204 for directing the mobile terminal 100 to switch to the traffic channel established by the channel establishing device 203.
  • the switching device 204 is coupled to the mobile terminal 100, the negotiation device 202, and the mobile switching center 300, respectively, for communication.
  • the switching device 204 and the channel establishing device 203 can be started at the same time.
  • the switching device 204 switches the established service channel of the base station 200 and the network interworking function unit 400 into the mobile terminal 100 and the network interworking function.
  • the traffic channel of the unit 400, the mobile terminal 100 can perform network interworking function services based on the channel.
  • the communication parties can communicate with each other at the same base station (for example, the base station 200), or can communicate based on different base stations, or can be inter-office communication, that is, existing All of the two methods of mobile communication in the technology are possible, and the present invention is not limited thereto. It is worth noting that the present invention can be implemented in a variety of communication systems, such as CDMA, WCDMA, GSM, and the like.
  • FIG. 3 a flow of a method for providing a network interworking function service of a mobile communication system provided by the present invention based on the system shown in FIG. 2 is illustrated.
  • Figure 4 is a data flow diagram of the method. The implementation process of the method will be described in detail below with reference to FIG. 3 and FIG. 4.
  • Fig. 4 shows a data flow diagram of one of the communication parties, and the other data flow diagram is the same as this one, and is omitted.
  • the method shown in Figure 3 includes the following steps:
  • Step 301 The communication parties correspond to the top voice call state data stream in FIG. 4 in the voice call service, that is, in the voice call state.
  • the mobile terminal of any one of the two communication parties initiates the network interworking function service (for example, the fax signal data stream in FIG. 4 is a fax service signal initiated by the mobile terminal that the mobile terminal 100 is talking on), the two communication parties
  • the base station detects the network interworking function service signal (for example, the base station 200 in FIG. 4 detects the above-mentioned fax signal).
  • Step 302 The base stations of the two communication parties respectively initiate service negotiation related to the network interworking function service with the respective mobile terminal.
  • the data stream 2 is a base station 200 that sends a service request message (Service Request message) to the mobile terminal 100, and the message is used to initiate a service negotiation process, and the service option carried in the message is a fax data service; the data stream 3 is the mobile terminal 100.
  • a service response message (Service Response message) is sent to the base station 200, and the message is used to respond to the service request message to indicate that the fax data service option is accepted.
  • Step 303 The base stations of the two communication parties respectively establish service channels with the respective network interworking functional units; and, instruct the respective mobile terminals to switch to the respective service channels.
  • the data stream 4 The base station 200 sends a hard handover request message (Handoff Required message) to the mobile switching center 300, and is used to initiate a hard handover procedure, where the service option carried in the message is a fax data service;
  • a hard handover request message (Handoff Required message)
  • the mobile switching center 300 sends a hard handover request message (Handoff Required message) to the mobile switching center 300, and is used to initiate a hard handover procedure, where the service option carried in the message is a fax data service;
  • Data stream 5 After the mobile switching center 300 completes the relevant processing, it sends a hard handover request message (Handoff Request message) to the base station 200, indicating that a hard handover is required, and requests the base station 200 to respond;
  • Data stream 6 The base station 200 establishes a function of interworking with the network. The connection of unit 400, that is, the establishment of a traffic channel;
  • Data stream 7 The base station 200 sends a hard handoff request response message (Handoff Request Ack message) to the mobile switching center 300, indicating that it agrees to start a hard handoff;
  • the mobile switching center 300 sends a hard handoff command (Handoff Command message) to the base station 200, indicating that the hard handoff is initiated;
  • the base station 200 sends a universal hard handover guidance message (UHDM) to the mobile terminal 100, where the message carries the fax service information;
  • UHDM universal hard handover guidance message
  • the mobile terminal 100 responds to the base station 200 with a response command (MS Ack Order message) for use as a confirmation message;
  • the base station 200 sends a hard handoff start message (Handoff Commence message) to the mobile switching center 300 for notifying the mobile switching center 300 that the mobile terminal 100 starts the handover;
  • the base station 200 transmits a hard handoff completion message (Handoff Completion message) to the mobile switching center 300;
  • Mobile switching center 300 sends a clear source voice channel command to base station 200 (Clear
  • Command message used to indicate that the base station 200 clears the source voice channel (refers to the voice channel used for the call);
  • Data stream 16 The mobile terminal 100 completes the service plane signaling interaction between the voice and fax service switching between the network interworking function unit 400 through the base station 200, and establishes an air interface network interworking function connection with the network interworking function unit 400.
  • the service channel is switched to the connection with the mobile terminal by using a hard handover technology, thereby realizing the mobile terminal from the voice channel to the network. Conversion of interworking function traffic channels.
  • Step 304 The mobile terminals of the two communication parties perform the network interworking function service based on the respective service channels. This step corresponds to the data flow in Figure 4: The two parties communicated based on the established service channel.
  • the above-mentioned service negotiation can be completed by using the air interface business negotiation process.
  • a voice-to-fax service switching can be performed during a call between two mobile communication parties, and can be performed after being switched to a fax service channel established by the network interworking function unit. Fax business.
  • the network interworking function service is a fax service.
  • the base stations of the dual call establishment respectively establish a network interworking function traffic channel, and switch the user's mobile terminal to the service channel by hard handover, so that the fax service can be performed. . That is to say, a call and a fax can be implemented in one call connection, the utilization rate of the device is high, and the privacy is high because of the fax after the first call.

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  • Engineering & Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

La présente invention concerne un procédé d'offre de fonction d'interfonctionnement dans un système de communication portable ; les deux parties en communication dans ce système figurent dans un service vocal ou un service vidéo vocal. Lorsque le terminal portable de l'une ou l'autre partie démarre la fonction d'interfonctionnement (IWF), les contrôleurs de poste de base des deux parties en communication détectent respectivement le signal de service IWF, ces contrôleurs négocient avec le terminal portable respectif au sujet du service ayant trait à l'IWF, lesdits contrôleurs de poste de base établissent respectivement les canaux de trafic avec l'unité IWF respective et indiquent au terminal portable respectif de commuter vers le canal de trafic respectif par le biais du flux de commutation ; les terminaux portables des deux parties en communication effectuent le service IWF basé sur le canal de trafic respectif. Sont simultanément proposés dans la présente invention un dispositif et un système d'application du procédé.
PCT/CN2007/070983 2006-11-08 2007-10-30 Procédé, dispositif et système d'offre de service de fonction d'interfonctionnement dans un système de communication portable WO2008055437A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN200610123407.9 2006-11-08
CN200610123407A CN1980472B (zh) 2006-11-08 2006-11-08 移动通信系统提供网络互通功能业务的方法、设备及系统

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1980472B (zh) * 2006-11-08 2010-05-12 华为技术有限公司 移动通信系统提供网络互通功能业务的方法、设备及系统
CN101730024B (zh) 2008-10-28 2012-07-04 华为技术有限公司 一种网络切换的方法、系统和装置

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Publication number Priority date Publication date Assignee Title
CN1360449A (zh) * 2000-12-21 2002-07-24 Lg电子株式会社 话音系统中的传真数据发射装置和方法
CN1622583A (zh) * 2003-11-28 2005-06-01 华为技术有限公司 一种下一代网络中传真的实现方法
CN1801874A (zh) * 2005-01-07 2006-07-12 华为技术有限公司 实现语音业务向传真业务切换的方法
CN1980472A (zh) * 2006-11-08 2007-06-13 华为技术有限公司 移动通信系统提供网络互通功能业务的方法、设备及系统

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100915562B1 (ko) * 2000-01-06 2009-09-03 퀄컴 인코포레이티드 통화 서비스 옵션을 투명하게 결정하기 위한 방법 및시스템

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1360449A (zh) * 2000-12-21 2002-07-24 Lg电子株式会社 话音系统中的传真数据发射装置和方法
CN1622583A (zh) * 2003-11-28 2005-06-01 华为技术有限公司 一种下一代网络中传真的实现方法
CN1801874A (zh) * 2005-01-07 2006-07-12 华为技术有限公司 实现语音业务向传真业务切换的方法
CN1980472A (zh) * 2006-11-08 2007-06-13 华为技术有限公司 移动通信系统提供网络互通功能业务的方法、设备及系统

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CN1980472A (zh) 2007-06-13

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