WO2007121637A1 - Procédé destiné à raccourcir le temps d'établissement d'un appel dans un système de communication mobile - Google Patents

Procédé destiné à raccourcir le temps d'établissement d'un appel dans un système de communication mobile Download PDF

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Publication number
WO2007121637A1
WO2007121637A1 PCT/CN2006/003768 CN2006003768W WO2007121637A1 WO 2007121637 A1 WO2007121637 A1 WO 2007121637A1 CN 2006003768 W CN2006003768 W CN 2006003768W WO 2007121637 A1 WO2007121637 A1 WO 2007121637A1
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WO
WIPO (PCT)
Prior art keywords
identity number
service
request message
base station
called
Prior art date
Application number
PCT/CN2006/003768
Other languages
English (en)
Chinese (zh)
Inventor
Zhongda Du
Original Assignee
Zte Corporation
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zte Corporation filed Critical Zte Corporation
Publication of WO2007121637A1 publication Critical patent/WO2007121637A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W68/00—User notification, e.g. alerting and paging, for incoming communication, change of service or the like
    • 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]
    • H04W28/26—Resource reservation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/10—Connection setup
    • 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
    • H04W88/02—Terminal devices
    • 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
    • H04W88/12—Access point controller devices

Definitions

  • the present invention relates to a process for a mobile communication system to be called, and more particularly to a method for shortening a call setup time of a mobile communication system.
  • the main method is that when the terminal starts the wireless signaling connection establishment process, if the flexibility of the QoS of the service to be established is low, then the wireless signaling is performed.
  • the service type of the call is appended to the base station controller in the connection request message.
  • the base station controller can infer the QoS of the service by calling the service type, thereby reserving a certain radio resource for the subsequent wireless service connection while establishing the wireless signaling connection.
  • the call flow proceeds to the wireless service connection establishment process, since the wireless resources have been reserved, the real wireless service connection establishment process is greatly simplified. Because the wireless service connection setup process is the most complex and time consuming process in the entire call process, the simplification of the process can save a significant portion of call setup time.
  • FIG. 1 is a schematic flow chart of a mobile terminal caller after optimization in the prior art.
  • the method includes the following steps: Step S101: Add a call service type 4 message to a wireless signaling connection request message sent by the mobile terminal to the base station controller; Step S102, the base station controller according to the call service type, the service QoS, sending a wireless signaling connection setup message to the mobile terminal, establishing a wireless signaling connection, and reserving radio resources for the service; Step S103, the mobile terminal replies that the wireless signaling connection is successfully established, and the service radio resource reservation is successful. Step S104, performing non-access layer signaling interaction between the established wireless signaling connection and the core network, and the packet service is performed. Request, monthly quality negotiation process and safety related process.
  • Step S105 The core network sends a service assignment request message to the base station controller to request to establish a wireless service connection.
  • Step S106: The base station controller establishes a logical channel of the service, that is, associates the service connection required by the core network with the reserved radio resource.
  • Step S107 the logical channel of the mobile terminal responding to the wireless service is successfully established; in step S108, the base station controller successfully answers the establishment of the core network service connection.
  • the current method of shortening the calling setup process time cannot be applied to the called party. This is because when the caller is calling, the terminal that initiates the service knows the type of service that needs to be initiated, such as a voice call or an Internet browsing service.
  • the base station controller can be notified through the protocol of the radio resource layer, but the called party At this time, the terminal cannot directly know the service type, and obtains the paging reason from the paging message at most. Because the main role of paging is generally used to wake up a terminal in an idle state to initiate a wireless signaling connection, the paging cause in the paging message of the existing system does not have the content of the calling service type.
  • An improved method is to increase the call service type information from the core network directly in the paging message on the radio interface, but because of the modification of the radio interface protocol, its usable range and increased complexity make such modification. difficult to realize.
  • an object of the present invention is to provide a method for shortening a call setup time of a mobile communication system.
  • the base station controller is pre-prepared for the wireless service in the process of establishing the wireless signaling connection to reduce the time in the wireless service establishment process.
  • the present invention provides a method for shortening the call setup time of a mobile communication system.
  • Step 1 The core network acquires a service class of the called service from the control signaling of the incoming call Type, the service type is added to the paging message, and sent to the base station controller; Step 2, the base station controller binds and stores the service type and the identity number, and sends the content The paging request message of the identity number, paging the called mobile terminal; Step 3, the called mobile terminal acquires the identity number from the received paging request message, and adds the request to the wireless signaling connection Sending back to the base station controller in the message; Step 4, the base station controller acquires the identity number from the received wireless signaling connection request message, and finds a service type of the corresponding called service, and And establishing, according to the quality of service of the service type, a wireless signaling connection with the called terminal, and reserving a wireless resource for the called service.
  • the foregoing method for shortening a call setup time of a mobile communication system wherein the service type of the called service belongs to a circuit switched domain or a packet switched domain.
  • the foregoing method for shortening a call setup time of a mobile communication system wherein the paging message further comprises: a service domain message, a paging cause message including a service category information, and a paging area message.
  • the method for shortening the call setup time of the mobile communication system wherein the step 2 further includes the following steps: Step 51: Set a time window for maintaining the binding relationship between the identity number and the service type; And after the predetermined time period is exceeded, the relationship between the identity number and the service type binding is invalidated, and is deleted from the base station controller.
  • the method for shortening the time when the mobile communication system is called to establish the time wherein the step 4 further includes: when the service type of the corresponding called service is found according to the identity number, canceling the step 1 of the set time window 3 ⁇ 4t.
  • the foregoing method for shortening the call setup time of the mobile communication system, wherein the one paging request message may include the identity number and related information of one or more mobile terminals at the same time.
  • Step 3 specifically includes the following step I: Step 4 81, the mobile terminal detects one or more identity numbers in the paging request message, Receiving a paging request message belonging to itself; Step 82, the mobile terminal sends a wireless signaling connection request message to the base station controller in response to the paging, where the wireless signaling connection request message includes the paging request message
  • the identity number of the called mobile terminal is the same as the identity number.
  • FIG. 1 is a schematic flow chart of a caller of a mobile terminal optimized by a known technology
  • FIG. 2 is a schematic flow chart of a caller of an optimized mobile terminal according to the present invention
  • FIG. 3 is a schematic diagram of a specific application of the present invention in WCDMA.
  • FIG. 2 is a schematic diagram of the flow of the modified mobile terminal called by the present invention. As shown in the figure, the following steps are specifically included: Step S201: After receiving an incoming call, the core network obtains the service type of the call from the control signaling, and then adds the call service type to the paging controller of the I interface to send to the base station controller. The identity number of the terminal must be included in the paging message. The paging message may also include other necessary information.
  • Step S202 the base station controller determines an identity number sent to the terminal, and then associates the call service type with the identity number of the terminal, and stores the correspondence in the base station controller, and sets a protection timer.
  • the protection timer sets a time window, and the correspondence is kept valid for a predetermined time in the time window. When the time window is exceeded for a predetermined time, the correspondence is invalidated and deleted from the base station controller.
  • the terminal is then paged through the paging request message of the U interface in the paging area.
  • the paging request message must include the identity number of the terminal, but does not include the type of call service.
  • the paging request message may also include other necessary information.
  • a paging request message may simultaneously include the identity number and related information of one or more mobile terminals.
  • Step S203 After receiving the paging request message belonging to itself, the terminal obtains the identity number of the terminal from the message, and backfills the identity number in the wireless signaling connection request message, and sends the identity number to the base station controller.
  • the message may also include other necessary information elements, and the backfilled identity number must be identical to the identity number in the paging request message.
  • Step S204 After receiving the wireless signaling connection request message, the base station controller compares the identity of the terminal in the message with the terminal identity number reserved by the base station controller in the call service type. If found, the call service type of the called party is obtained, and the set protection timer Tp is killed.
  • the base station controller the OoS (Quality of Service) of the service type, establishes a wireless signaling connection through the wireless signaling connection establishment message, and reserves radio resources for the service; if not found, according to the existing call flow deal with.
  • Step S205 The mobile terminal answers the wireless signaling connection establishment complete message, indicating that the wireless signaling connection is successfully established, and also successfully reserves the wireless resource for the service.
  • Step S206 performing a non-access stratum call setup, a QoS negotiation process, or a security-related process, etc.
  • the core network sends a radio service connection setup request message
  • the base station controller is required to establish a radio service connection step S208
  • the base station controller adopts Wireless service connection setup message establishes a logical letter of the service
  • the channel that is, the wireless service connection required by the core network is associated with the reserved wireless resources, and the terminal service logical channel is notified to take effect immediately.
  • Step S209 The mobile terminal completes the service logical channel establishment process, and notifies the base station controller of the established service logical channel.
  • Step S210 The base station controller notifies the core network that the wireless service connection is successfully established.
  • FIG 3 is a schematic illustration of a particular application of the invention in WCD A.
  • the main network elements include a core network, a base station controller (RNC, Radio Net Controller), a base station, and a terminal.
  • the paging message (referred to as PAGING) of the interface between the core network and the RNC (referred to as the Iu interface) includes the mandatory terminal permanent identity number, the service domain, and the optional paging reason (including the service category information). , paging area and other optional information units, but no call service type information. Therefore, in the normal called process, the terminal and the base station controller cannot know the call service type during the establishment phase of the RRC Connection (Radio Resource Control Connection).
  • RRC Connection Radio Resource Control Connection
  • the identity number exchanged in the base station controller and the wireless interface (Uu interface for short) message refers to the temporary identity number plus the only valid restriction parameter, such as a location area (LAC), or a location area code or route.
  • LAC location area
  • a "call service type" information element is added to the PAGING message of the Iu interface.
  • Step S301 After receiving an incoming call, the core network obtains the service type of the call from the control signaling, and then adds the call service type to the RNC in the PAGING message of the Iu interface.
  • the service type may belong to the circuit.
  • a switched domain (referred to as a CS domain) may also belong to a packet switched domain (referred to as a PS domain).
  • Butterfly S302 the RNC determines an identity number sent to the terminal, and then binds the bar call service type to the identity number of the terminal, and stores the correspondence of the binding in the RNC, and sets a protection timer Tp.
  • Step S303 after receiving the PAGING TYP1 message belonging to the terminal, the terminal obtains the identity number of the terminal from the message, and backfills the initial UE identity of the RRC connection request message with the identity number.
  • the information unit sent to the RNC.
  • the other information elements in the message are processed according to the existing protocol.
  • Step S304 After receiving the RRC connection request message, the RNC compares the identity number of the terminal in the message with the terminal identity number and the call service type reserved by the RNC. If found, the call service type of the called party is obtained, and the set protection timer Tp is killed.
  • the RNC is in the QoS of the service type, establishes a wireless signaling bearer through an RRC connection setup message, and reserves radio channel resources for the service; if not found, processes according to the existing call flow.
  • the wireless connection establishment process can adopt the default configuration, detailed configuration or other parameter configuration methods.
  • the physical layer technology can be FDD (Frequency Division Duplex), TDD (Time Division Duplex) and any other suitable wireless multiple access technology.
  • Step S305 the terminal answers the RRC connection setup complete message.
  • Step S306 the call establishment of the non-access stratum, the QoS negotiation process or the security-related process, etc., in step S307, the core network sends a radio access bearer setup request message, and the RNC is required to establish a radio service 7 step S308, and the RNC adopts asynchronous weight.
  • the matching method establishes a service logical channel, that is, the radio access bearer required by the 4 bar core network is associated with the reserved radio resources, and notifies the terminal service logical channel to take effect immediately. This step may also include configuration content specified by other protocols.
  • Step S309 The terminal completes the service logical channel establishment process, and notifies the RNC of the established service logical channel.
  • Step S310 the RNC notifies the core network that the wireless access 7 is successfully established.
  • the base station controller After receiving the request message that the core network requests to establish a wireless service connection, the base station controller completes the establishment process of the service logical channel on the wireless signaling connection. Because the wireless resources of the wireless service connection have been Reserved, so the wireless service connection establishment message is small, and the establishment process becomes very simple, thereby greatly shortening the establishment time of the wireless service connection.

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

Abstract

L'invention concerne un procédé destiné à raccourcir le temps d'établissement d'un appel dans un système de communication mobile, après réception d'un appel entrant, le réseau central obtient le type de service appelé par la signalisation de commande de l'appel entrant, ajoute ce type d'appel dans le message de téléavertissement et l'envoie au dispositif de commande de station de base; ce dispositif de commande de station de base relie et stocke le type d'appel et le numéro d'identité, et téléavertit le terminal mobile par envoi d'un message de réponse de téléavertissement contenant le numéro d'identité, après réception du message de demande de téléavertissement, le terminal mobile ajoute le numéro d'identité dans le message de demande de connexion de radiosignalisation, et le renvoie au dispositif de commande de station de base; ce dispositif de commande obtient le numéro d'identité dans le message de demande de connexion de radiosignalisation, trouve le type d'appel correspondant du service appelé, règle la connexion de radiosignalisation, puis réserve la ressource radio pour le service appelé en fonction de la QoS du type d'appel.
PCT/CN2006/003768 2006-04-26 2006-12-30 Procédé destiné à raccourcir le temps d'établissement d'un appel dans un système de communication mobile WO2007121637A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN200610011800.9 2006-04-26
CNB2006100118009A CN100518373C (zh) 2006-04-26 2006-04-26 一种缩短移动通讯系统被叫建立时间的方法

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Families Citing this family (8)

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WO2009086680A1 (fr) * 2007-12-29 2009-07-16 Zte Corporation Procédé et système de programmation de transaction de connexion en épingle de réseau d'accès
CN102325341A (zh) * 2008-04-14 2012-01-18 华为技术有限公司 接入点系统中实现核心网的网络节点共享方法、装置和系统
CN101282558B (zh) * 2008-05-20 2011-06-22 中兴通讯股份有限公司 一种3g核心网中指定资源的呼叫测试方法
CN101931898B (zh) * 2009-06-26 2014-03-05 华为技术有限公司 用户面数据的传输方法、装置及系统
CN102421077A (zh) * 2010-09-28 2012-04-18 中国移动通信集团四川有限公司 一种信令监测中号码回填的方法和号码回填服务器
CN102185776B (zh) * 2011-05-10 2016-03-02 中兴通讯股份有限公司 以太网二层组播快速收敛的方法及以太网系统
CN107872859B (zh) * 2016-09-26 2021-08-24 中兴通讯股份有限公司 一种被叫接入的方法及装置
CN110650534B (zh) * 2018-06-27 2022-03-29 中兴通讯股份有限公司 一种发送寻呼消息的方法、装置、计算机设备及存储介质

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CN1461574A (zh) * 2001-04-17 2003-12-10 诺基亚公司 一对一通信
WO2005004525A1 (fr) * 2003-07-04 2005-01-13 Lg Electronics Inc. Systeme et procede d'etablissement rapide de communications dans un systeme de communications mobiles
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Publication number Priority date Publication date Assignee Title
CN1461574A (zh) * 2001-04-17 2003-12-10 诺基亚公司 一对一通信
WO2003017712A2 (fr) * 2001-08-17 2003-02-27 Qualcomm Incorporated Procede et appareil permettant une reduction du temps d'etablissement d'une communication
WO2005004525A1 (fr) * 2003-07-04 2005-01-13 Lg Electronics Inc. Systeme et procede d'etablissement rapide de communications dans un systeme de communications mobiles
CN1602103A (zh) * 2003-09-22 2005-03-30 华为技术有限公司 一种实现快速呼叫建立的方法

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CN101064906A (zh) 2007-10-31

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