WO2014000242A1 - Procédé d'enregistrement, sgsn et équipement utilisateur - Google Patents

Procédé d'enregistrement, sgsn et équipement utilisateur Download PDF

Info

Publication number
WO2014000242A1
WO2014000242A1 PCT/CN2012/077824 CN2012077824W WO2014000242A1 WO 2014000242 A1 WO2014000242 A1 WO 2014000242A1 CN 2012077824 W CN2012077824 W CN 2012077824W WO 2014000242 A1 WO2014000242 A1 WO 2014000242A1
Authority
WO
WIPO (PCT)
Prior art keywords
sgsn
request message
registration
joint
service
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/CN2012/077824
Other languages
English (en)
Chinese (zh)
Inventor
孙晓锋
陈霞云
康凯
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huawei Technologies Co Ltd
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
Priority to PCT/CN2012/077824 priority Critical patent/WO2014000242A1/fr
Priority to CN201280000526.9A priority patent/CN102870479B/zh
Publication of WO2014000242A1 publication Critical patent/WO2014000242A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W8/00—Network data management
    • H04W8/02—Processing of mobility data, e.g. registration information at HLR [Home Location Register] or VLR [Visitor Location Register]; Transfer of mobility data, e.g. between HLR, VLR or external networks
    • H04W8/06—Registration at serving network Location Register, VLR or user mobility server
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W60/00—Affiliation to network, e.g. registration; Terminating affiliation with the network, e.g. de-registration
    • H04W60/005—Multiple registrations, e.g. multihoming

Definitions

  • the present invention relates to the field of communications technologies, and in particular, to a method, a SGSN, and a user equipment for registration in a GPRS (General Packet Radio Service) Service Support Node (SGSN) pool.
  • GPRS General Packet Radio Service
  • SGSN Service Support Node
  • the SGSN pool is composed of multiple SGSNs.
  • the multiple SGSNs in the SGSN pool jointly provide services for User Equipment (UE) in the service area of the SGSN pool.
  • UE User Equipment
  • the SGSN pool technology generally provides services for user equipment in the service area of the SGSN pool in a load-sharing manner.
  • the embodiment of the present invention proposes a registration method, an SGSN, and a user equipment, which are intended to migrate the user equipment, and reduce the impact on the voice service of the UE in the state of the joint registration.
  • a method for registration including: after receiving a periodic routing area update RAU request message sent by a user equipment UE, the second general packet radio service technology service support node SGSN according to the periodic RAU request message Carrying the routing area identifier RAI information to determine that the UE migrates from the first SGSN to the second SGSN, where the UE has been jointly registered on the first SGSN, and the first SGSN and the second SGSN belong to The same SGSN pool; the second SGSN notifies the UE to perform joint registration on the second SGSN.
  • a registration method comprising: after the user equipment UE completes the joint registration on the first general packet radio service technology service support node SGSN, the UE migrates from the first SGSN to the second SGSN, wherein the first SGSN and the second SGSN belong to the same SGSN pool; the UE receives the notification sent by the second SGSN, where Joint registration on the second SGSN.
  • an SGSN including: a determining unit, configured to: after receiving a periodic routing area update RAU request message sent by the user equipment UE, according to the routing area identifier RAI information carried by the periodic RAU request message Determining that the UE migrates from the first general packet radio service technology service support node SGSN to the SGSN, wherein the UE has been jointly registered on the first SGSN, and the first SGSN and the SGSN belong to the same SGSN a notification unit, configured to notify the UE to perform joint registration on the SGSN.
  • a user equipment is proposed, where the user equipment is jointly registered on the first general packet radio service technology service support node SGSN, and includes: an indication receiving unit, configured to receive the notification sent by the second SGSN; An initiating unit, configured to perform joint registration on the second SGSN.
  • the embodiment of the present invention can solve the problem that the joint registration UE of the SGSN pool migrates to the new SGSN in the case where the Gs interface exists or the Iu/Gb interface of the SGSN that the UE jointly registers causes the user to initiate the periodic RAU by the BSC/RNC.
  • the problem of the joint registration is not maintained in the scenario of the other normal SGSNs in the SGSN pool. This ensures that the voice service of the CS (Circuit Switched Domain) of the migrated UE is smoother, and the user's CS voice service is improved.
  • CS Circuit Switched Domain
  • FIG. 1 is a flow chart of a method of registration in accordance with an embodiment of the present invention.
  • FIG. 2 is a flow chart of a method of registration in accordance with another embodiment of the present invention.
  • FIG. 3 is a flow chart of a method of registration in accordance with an embodiment of the present invention.
  • FIG. 4 is a schematic structural diagram of an SGSN according to an embodiment of the present invention.
  • FIG. 5 is a schematic structural diagram of a user equipment according to another embodiment of the present invention. detailed description
  • the technical solution of the present invention can be applied to various communication systems, such as: GSM, Code Division Multiple Access (CDMA), Wideband Code Division Multiple Access (WCDMA), GPRS, Long Term Evolution (LTE).
  • GSM Global System for Mobile Communications
  • CDMA Code Division Multiple Access
  • WCDMA Wideband Code Division Multiple Access
  • GPRS Long Term Evolution
  • a user equipment may also be referred to as a mobile terminal (Mobile Terminal), a mobile station (Mobile Station), etc., and may be connected to one or more core networks via a radio access network (eg, RAN, Radio Access Network). Communicate.
  • the UE exchanges voice and/or data with the radio access network.
  • the base station may be a base station (BTS, Base Transceiver Station) in GSM or CDMA, or may be a base station (Node B) in WCDMA, or may be an evolved base station (eNB or e-NodeB, evolutional Node B) in LTE.
  • BTS Base Transceiver Station
  • Node B base station
  • eNB evolved base station
  • e-NodeB evolutional Node B
  • LTE Long Term Evolution-Node B
  • a base station may support/manage one or more cells. When the UE needs to communicate with the network, it will select a cell to initiate network access.
  • the jointly registered UE migrates from the first SGSN in the SGSN pool (which may be called the old side SGSN) to the second SGSN (which may be called the SGSN on the new side). After the second SGSN is unable to determine that the state of the UE is a joint registration state, thereby affecting the CS voice service of the jointly registered UE.
  • the embodiment of the present invention proposes a registration method. As shown in Figure 1, the following steps are included.
  • the second SGSN After receiving the periodic RAU request message sent by the UE, the second SGSN determines, according to the RAI information carried in the periodic RAU request message, that the UE migrates from the first SGSN to the second SGSN, where the UE The two SGSNs are jointly registered with the first SGSN, and the first SGSN and the second SGSN belong to the same SGSN pool.
  • the second SGSN notifies the UE to perform joint registration on the second SGSN.
  • the second SGSN notifying the UE to perform the joint registration includes: the second
  • the SGSN sends an detach request message of the International Mobile Subscriber Identity (IMSSI) separation type to the UE to instruct the UE to separate the circuit domain CS service from the joint registration service.
  • IMSI International Mobile Subscriber Identity
  • the method further includes: receiving, by the second SGSN, a RAU request message of a joint update type sent by the UE, and initiating a location update process to the mobile switching center MSC, The UE performs joint registration on the second SGSN.
  • the embodiment of the present invention can solve the problem of maintaining the joint registration in the SGSN pool, thereby ensuring the migrated UE.
  • the CS voice service is smoother, which in turn improves the user's CS voice service experience.
  • the second SGSN initiates a location update to the MSC, so that the UE that is in the joint registration state continues to maintain the joint registration, thereby reducing the impact on the voice service of the UE in the state of the joint registration.
  • the embodiment of the present invention can solve the problem that the joint registration UE of the SGSN pool migrates to the new SGSN in the case where the Gs interface exists or the Iu/Gb interface of the SGSN that the UE jointly registers causes the user to initiate the periodic RAU by the BSC/RNC.
  • the problem of the joint registration is not maintained in the scenario of the other normal SGSNs in the SGSN pool. This ensures that the voice service of the CS (Circuit Switched Domain) of the migrated UE is smoother, and the user's CS voice service is improved.
  • CS Circuit Switched Domain
  • FIG. 2 shows a method of registration implemented by the UE side, including the following steps.
  • the UE migrates from the first SGSN to the second SGSN, where the first SGSN and the second SGSN belong to the same SGSN pool.
  • the UE receives the notification sent by the second SGSN, and performs joint registration on the second SGSN.
  • the UE receiving the notification sent by the second SGSN to perform joint registration includes: receiving, by the UE, an detach request message of an international mobile subscriber identity (IMSI) separation type from the second SGSN, so as to register from the joint
  • IMSI international mobile subscriber identity
  • the UE sends a routing update RAU request message of the joint update type to the second SGSN, so that the second SGSN initiates a location update procedure to the mobile switching center MSC, so that the UE The joint registration is completed on the second SGSN.
  • IMSI international mobile subscriber identity
  • the UE sends a joint request message of the joint update type, so that the UE jointly registers with the second SGSN.
  • the embodiment of the present invention can solve the problem of maintaining the joint registration in the SGSN pool, thereby ensuring that the CS voice service of the migrated UE is smoother, thereby improving the user's feeling of the CS voice service.
  • the SGSN is operated by O&M, Operation and Maintenance.
  • the command is used to trigger the migration process (exemplary, where the UE migrates from the first SGSN to the second SGSN), and the RAN in the SGSN pool needs to set the first SGSN to the to-be-migrated state by using the O&M mode.
  • the migration process can be divided into three phases. Each phase handles the idle state and the connected UE separately, but the final idea of each phase is identical.
  • the first SGSN allocates a packet temporary mobile subscriber identity (P-TMSI, Packet Temperate Mobile Subscription Identity) to the UE through an Attach Accept message or a Route Area Update (RAU, Route Area Update) accept message.
  • P-TMSI Packet Temperate Mobile Subscription Identity
  • the bit (bit) corresponding to the resource identifier (NRI, Network Resource Identifier) is filled in Null-NRI (Null-NRI is a special NRI).
  • Null-NRI is a special NRI.
  • the first SGSN is not selected at the time of routing.
  • the first SGSN also carries a non-broadcast routing area identifier (RAI) in the attach accept message or the RAU accept message (only the old side is identified in the migration scenario).
  • RAI non-broadcast routing area identifier
  • the first SGSN to be migrated at this time, the SGSN in the SGSN pool area is required to uniquely set a non-broadcast RAI) and a very short periodic RAU timer (the recommended route is 4 seconds).
  • the UE After receiving the attach accept message or the RAU accept message, the UE will enter the idle state, and the periodic RAU timer is started.
  • the UE When the periodic RAU timer expires, the UE initiates a periodic RAIL global terrestrial radio access network (UTRAN, The Universal Terrestrial Radio Access Network receives the initial direct transmission message and determines the in-domain non-access stratum (NAS, Non Access Stratum) node selector (IDNNS, Intra Domain NAS Node Selector) cell, and finds that it is Null-NRI, and attaches it.
  • UTRAN The Universal Terrestrial Radio Access Network receives the initial direct transmission message and determines the in-domain non-access stratum (NAS, Non Access Stratum) node selector (IDNNS, Intra Domain NAS Node Selector) cell, and finds that it is Null-NRI, and attaches it.
  • NAS Non Access Stratum
  • IDNNS Intra Domain NAS Node Selector
  • a request message or a RAU request message is routed to a non-offloaded SGSN (ie, a second SGSN); a Global System of Mobile communication (GSM) radio access network (GERAN, GSM Radio Access Network)
  • GSM Global System of Mobile communication
  • GERAN GSM Radio Access Network
  • the cell discovery by the Temporary Logical Link Identifier (TLLI) is a Null-NRI, and the Attach Request message or the RAU Request message is routed to the non-offloaded SGSN on the new side. Thereby the migration of the UE from one SGSN to another SGSN is achieved.
  • the SGSN in the non-offload state of the new side cannot determine whether the UE is a joint registration, and the UE associated with the original Gs interface migrates to the UE.
  • the situation of the user's joint registration status cannot be maintained after the SGSN on the new side.
  • the new SGSN ie non-uninstalled
  • the SGSN cannot know that the UE is in the joint registration state through the existing migration process.
  • the new SGSN does not initiate the Update Location process to the Mobile Switching Center (MSC).
  • MSC Mobile Switching Center
  • the UE migrates to the new SGSN, its status is still GPRS registered, so the voice service of the CS (Circuit Switched Domain) of the UE is affected.
  • the MSC sends a page to the SGSN to be migrated through the Gs interface, but the SGSN side to be migrated has no UE context.
  • the SGSN to be migrated responds to the base station subsystem application part (BSSAP, Base Station Sub-system Application Part) + PAGING-REJECT message in the Gs port, and the MSC then sets the association status to Gs-Null;
  • BSSAP Base Station Sub-system Application Part
  • PAGING-REJECT PAGING-REJECT message in the Gs port
  • the MSC then pages the user in the CS domain, which inevitably increases the called connection delay, directly affects the feeling of the CS voice service of the terminal user, and also increases the signaling message. If the MSC no longer pages the user in the CS domain, the user The called business was damaged.
  • the old RAI carried by the UE is a non-broadcast RAI.
  • the broadcast RAI is different from the originally planned old RAI, and is a special RAI.
  • the new SGSN ie, the second SGSN
  • the LAI derived from this non-broadcast RAI is not the location area (LA, Location Area) of the MSC real service.
  • the location area identity (LAI) of the L3 cannot be used by the MSC to determine whether the UE is its own user. .
  • FIG. 3 illustrates a specific embodiment of a method of registration in accordance with an embodiment of the present invention.
  • steps 1 to 7 show the process of the UE completing the joint registration on the MSC
  • steps 8 to 15 show the process in which the UE completes the migration of the first SGSN to the second SGSN in the non-unloaded state.
  • the UE initially accesses the first SGSN and jointly registers with the MSC.
  • the UE sends an RAU message or an attach request message to the first SGSN, where the message carries a joint routing area (RA, Routing Area) update information or LA update information, or a joint GPRS attach information or International Mobile Subscriber Identification Number (IMSI, International Mobile Subscriber Identification Number) Attachment information.
  • RA Routing Area
  • LA LA update information
  • IMSI International Mobile Subscriber Identification Number
  • the first SGSN to be migrated sends a location update message to the MSC/VLR.
  • the MSC/VLR sends a location update message to the HLR.
  • the HLR sends an Insert Contract Data message to the MSC/VLR.
  • the MSC/VLR sends an Insert Contract Data Acknowledgement message to the HLR.
  • step 6e the HLR sends an Update Location Ack message to the MSC/VLR.
  • step 6f the MSC/VLR sends a location update accept message to the first SGSN to be migrated. In this way, the UE is jointly registered to the MSC.
  • the first SGSN sends an update location request message to the HLR.
  • the HLR sends an insertion subscription data message to the first SGSN.
  • the first SGSN sends an insertion subscription data confirmation message to the HLR.
  • the HLR sends an update location confirmation message to the first SGSN.
  • the first SGSN initiates the migration. For example, in step 7, the first SGSN sends an attach accept message or a RAU accept message to the UE, the message carrying a joint routing area (RA, Routing Area) update information or LA update information, or joint GPRS attach information or IMSI attach information.
  • the RAU accept message the P-TMSI is a Null-NRI
  • the RAI is the non-broadcast RAI of the first SGSN to be migrated
  • the periodic RAU timer can be set to 4 seconds.
  • the UE is first
  • the SGSN sends a RAU Complete message or an Attach Complete message.
  • the UE After the UE enters the idle state, the UE starts a periodic RAU timer. After 4 seconds, in step 9,
  • the UE sends a periodic RAU request message to the second SGSN in the non-offload state. Therefore, the Radio Network Controller (RNC) or the base station controller (BSC, Base Station)
  • RNC Radio Network Controller
  • BSC Base Station
  • the controller Based on the Null-NRI carried in the TLLI, the controller identifies that the UE is a UE to be migrated, and then routes the UE to the second SGSN in the non-unloaded state.
  • step 9 the RAU request message received by the second SGSN in the non-unloaded state, wherein the update type of the RAU request message is "Regular Update". Since the status of the P-TMSI is not carried in the periodic RAU request message, the second SGSN in the non-offload state cannot know whether the UE has been jointly registered according to the RAU request message.
  • the second SGSN in the non-offload state determines that the first SGSN before the migration is the old SGSN according to the old RAI information (actually the non-broadcast RAI information of the first SGSN to be migrated), and the first SGSN is sent to the first SGSN.
  • Send an SGSN context request message The SGSN context request message carries old RAI information, TLLI or P-TMSI and other cells.
  • the first SGSN finds that the UE is a user on the SGSN according to the P-TMSI, and responds to the SGSN Context Response message to the second SGSN in the non-offload state.
  • the SGSN context response message carries the MM context and the PDP context. Since no cell in the SGSN Context Response message indicates whether the UE is jointly attached, the second SGSN cannot know whether the UE has been jointly registered through the SGSN context procedure.
  • step 12 the second SGSN sends an SGSN Context Confirmation message to the first SGSN to be migrated.
  • step 13a the second SGSN sends an update location message to the HLR.
  • step 13b the HLR sends a Cancel Location message to the second SGSN.
  • step 13c the second SGSN cancels the response to the HLR. Location confirmation message.
  • step 13d the HLR sends an Insert Contract Data message to the second SGSN.
  • step 13e the second SGSN inserts a subscription data acknowledgement message to the HLR.
  • the HLR sends an update location confirmation message to the second SGSN in the non-offload state.
  • step 14 the second SGSN sends a RAU accept message to the UE.
  • step 15 the UE sends a RAU complete message to the second SGSN.
  • the second SGSN does not initiate a location update to the MSC, so the registration status of the UE on the second SGSN is GPRS registration.
  • the embodiment of the present invention proposes a scheme for the UE to perform the joint registration on the second SGSN again. See steps 16 through 20 of Figure 3 for details.
  • step 16 the second SGSN sends a detach request message to the UE, and the type of the detach request message is IMSI separated, so that the UE that has been jointly registered on the first SGSN will separate the CS service according to the split request message.
  • step 17 the UE sends a separation accept message to the new second SGSN.
  • step 18 the UE sends the update type to "new joint update" to the new second SGSN.
  • step 19a when the second SGSN receives the RAU request message, a location update procedure is initiated to the MSC/VLR. Specifically, the second SGSN sends a location update request message to the MSC/VLR.
  • step 19b the second SGSN receives a location update accept message from the MSC/VLR.
  • step 20 the second SGSN responds to the RAU accept message with the UE.
  • the second SGSN receives the RAU complete message from the UE.
  • the new MSC sends an update location message to the HLR, so that the HLR cancels from the MSC jointly registered by the UE. position.
  • the information of the MSC/VLR reserved on the HLR is the information of the MSC/VLR selected by the second SGSN, without affecting the solution of the problem.
  • the UE receives the separation request message of the IMSI separation type, thereby causing the UE to send a routing area update request message of the joint update type, so that the UE jointly registers on the second SGSN.
  • This embodiment can solve the problem that the joint registration user cannot maintain the state of the joint registration when the user is migrated, and the failure to deliver the paging through the Gs interface fails to ensure that the CS primary and called services of the migrated UE are smoother. The delay is reduced, thereby improving the user's feeling of CS business.
  • the SGSN 40 includes a determining unit 41 and a notifying unit 42.
  • the determining unit 41 is configured to: after receiving the periodic RAU request message sent by the UE, determine, according to the RAI information carried in the periodic RAU request message, that the UE migrates from the first SGSN to the SGSN, where the UE The registration has been jointly performed on the first SGSN, and the first SGSN and the SGSN belong to the same SGSN pool.
  • the notifying unit 42 is configured to notify the UE to perform joint registration on the SGSN.
  • the notification unit 42 is specifically configured to send, to the UE, an detach request message of an International Mobile Subscriber Identity (IMSSI) separation type to indicate that the UE separates the circuit domain CS service from the joint registration service.
  • IMSI International Mobile Subscriber Identity
  • the SGSN 40 further includes a registration accepting unit 43, configured to receive a joint update type RAU request message sent by the UE, and initiate a location update procedure to the MSC/VLR, so that the UE performs joint registration on the SGSN. .
  • the working mode of the SGSN 40 shown in FIG. 4 can be referred to the embodiment shown in FIG. 1 to FIG. 3, and details are not described herein.
  • the SGSN 40 sends a separate request message of the IMSI separation type to enable the UE to send a routing area update request message of the joint update type, so that the UE is jointly registered on the SGSN, and the embodiment of the present invention can solve the problem of maintaining joint registration in the SGSN pool.
  • the problem is to ensure that the CS voice service of the migrated UE is smoother, thereby improving the user's feeling of the CS voice service.
  • the user equipment 50 includes an indication receiving unit 51 and a registration initiating unit 52.
  • the user equipment 50 is jointly registered on the old SGSN (ie, the first SGSN), and the receiving unit 51 is configured to receive the notification sent by the second SGSN; the registration initiating unit 52 is configured to receive the indication unit. After receiving the notification sent by the second SGSN, the joint registration is performed on the second SGSN.
  • the indication receiving unit 51 is specifically configured to receive, according to the second SGSN, an detach request message of an international mobile subscriber identity (IMSI) separation type, so as to separate the circuit domain CS service from the joint registration service;
  • the unit 52 is specifically configured to send a joint to the second SGSN after the indication receiving unit receives the separation request message of the IMSI classification type after the user equipment migrates from the first SGSN to the second SGSN. Updating the type of circuit area to update the RAU request message so that the second SGSN initiates a location update to the mobile switching center MSC a process, so that the joint registration is completed on the second SGSN, where the first SGSN and the second SGSN belong to the same SGSN pool.
  • IMSI international mobile subscriber identity
  • the UE since the UE receives the detach request message of the IMSI separation type, the UE is caused to send a route update request message of the joint update type, so that the UE jointly registers on the second SGSN.
  • the embodiment of the present invention can solve the problem of maintaining the joint registration in the SGSN pool, thereby ensuring that the CS voice service of the migrated UE is smoother, thereby improving the user's feeling of the CS voice service.
  • the disclosed systems, devices, and methods may be implemented in other ways.
  • the device embodiments described above are merely illustrative.
  • the division of the unit is only a logical function division.
  • there may be another division manner for example, multiple units or components may be combined or Can be integrated into another system, or some features can be ignored, or not executed.
  • the coupling or direct coupling or communication connection shown or discussed may be an indirect coupling or communication connection through some interface, device or unit, and may be electrical, mechanical or otherwise.
  • the units described as separate components may or may not be physically separate, and the components displayed as units may or may not be physical units, that is, may be located in one place, or may be distributed to multiple network units. Some or all of the units may be selected according to actual needs to achieve the objectives of the solution of the embodiment.
  • each functional unit in various embodiments of the present invention may be integrated into one processing unit
  • each unit may exist physically separately, or two or more units may be integrated into one unit.
  • the functions, if implemented in the form of software functional units and sold or used as separate products, may be stored in a computer readable storage medium.
  • the technical solution of the present invention which is essential to the prior art or part of the technical solution, may be embodied in the form of a software product stored in a storage medium, including
  • the instructions are used to cause a computer device (which may be a personal computer, server, or network device, etc.) to perform all or part of the steps of the methods described in various embodiments of the present invention.
  • the foregoing storage medium includes: a U disk, a mobile hard disk, a read-only memory (ROM), a random access memory (RAM), a magnetic disk or an optical disk, and the like, which can store program codes. .

Landscapes

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

Abstract

Des modes de réalisation de la présente invention portent sur un procédé d'enregistrement, un SGSN et un équipement utilisateur. Le procédé d'enregistrement comprend les opérations suivantes : après avoir reçu un message de requête de mise à jour de zone de routage (RAU) périodique envoyé par un équipement utilisateur (UE), un second nœud de support de service général de radiocommunication par paquets de service (SGSN) détermine, conformément à des informations d'identité de zone de routage (RAI) véhiculées par le message de requête RAU périodique, que l'UE a migré d'un premier SGSN au second SGSN, l'UE s'étant co-enregistré dans le premier SGSN, et le premier SGSN et le second SGSN appartenant au même groupe de SGSN ; et le second SGSN notifie à l'UE d'effectuer un co-enregistrement. Les modes de réalisation de l'invention, en permettant à l'UE de maintenir un enregistrement combiné dans le groupe de SGSN, assurent que des services vocaux du domaine à commutation de circuits (CS) de l'UE ayant migré sont plus réguliers, ce qui permet d'améliorer l'expérience utilisateur de services vocaux CS.
PCT/CN2012/077824 2012-06-29 2012-06-29 Procédé d'enregistrement, sgsn et équipement utilisateur Ceased WO2014000242A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/CN2012/077824 WO2014000242A1 (fr) 2012-06-29 2012-06-29 Procédé d'enregistrement, sgsn et équipement utilisateur
CN201280000526.9A CN102870479B (zh) 2012-06-29 2012-06-29 注册的方法、sgsn和用户设备

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2012/077824 WO2014000242A1 (fr) 2012-06-29 2012-06-29 Procédé d'enregistrement, sgsn et équipement utilisateur

Publications (1)

Publication Number Publication Date
WO2014000242A1 true WO2014000242A1 (fr) 2014-01-03

Family

ID=47447784

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2012/077824 Ceased WO2014000242A1 (fr) 2012-06-29 2012-06-29 Procédé d'enregistrement, sgsn et équipement utilisateur

Country Status (2)

Country Link
CN (1) CN102870479B (fr)
WO (1) WO2014000242A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019074347A1 (fr) 2017-10-13 2019-04-18 Samsung Electronics Co., Ltd. Équipement d'utilisateur (ue) et réseau central permettant de gérer une congestion de tranche de réseau dans un système de communication sans fil
US11096245B2 (en) * 2017-10-13 2021-08-17 Samsung Electronics Co., Ltd. Method and system for maintaining service continuity by user equipment (UE) in wireless communication system

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1917697A (zh) * 2005-08-19 2007-02-21 华为技术有限公司 一种在核心网节点池内转移用户的方法与节点
CN1925672A (zh) * 2005-08-30 2007-03-07 华为技术有限公司 服务通用分组无线业务支持节点池内转移用户终端的方法
US20070091877A1 (en) * 2003-12-30 2007-04-26 Niklas Lundin System and method relating to mobility in a mobile communication system
CN101039523A (zh) * 2007-03-30 2007-09-19 华为技术有限公司 联合用户迁移方法及通讯系统以及服务gprs支持节点
CN101453727A (zh) * 2007-11-30 2009-06-10 华为技术有限公司 一种联合注册的方法、系统和分组交换域网络侧设备
CN102158843A (zh) * 2011-02-10 2011-08-17 徐成琦 多制式移动通讯网络一体化运营方法系统及装置

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070091877A1 (en) * 2003-12-30 2007-04-26 Niklas Lundin System and method relating to mobility in a mobile communication system
CN1917697A (zh) * 2005-08-19 2007-02-21 华为技术有限公司 一种在核心网节点池内转移用户的方法与节点
CN1925672A (zh) * 2005-08-30 2007-03-07 华为技术有限公司 服务通用分组无线业务支持节点池内转移用户终端的方法
CN101039523A (zh) * 2007-03-30 2007-09-19 华为技术有限公司 联合用户迁移方法及通讯系统以及服务gprs支持节点
CN101453727A (zh) * 2007-11-30 2009-06-10 华为技术有限公司 一种联合注册的方法、系统和分组交换域网络侧设备
CN102158843A (zh) * 2011-02-10 2011-08-17 徐成琦 多制式移动通讯网络一体化运营方法系统及装置

Also Published As

Publication number Publication date
CN102870479B (zh) 2016-08-10
CN102870479A (zh) 2013-01-09

Similar Documents

Publication Publication Date Title
US9185595B2 (en) Method, apparatus and system for moving wireless terminals in mobility management serving node pool
US9699824B2 (en) Method for fast circuit switched service enabling handover from packet-switched only networks
CN101291536B (zh) 一种移动性管理实体负载重平衡的切换方法
JP5655958B2 (ja) ハンドオーバ方法およびモビリティ管理ネットワーク要素
US20120076099A1 (en) Method, device, and system for controlling tunnel identifier allocation
EP3698573A1 (fr) Mappage de type de session pdn et pdu, et découverte de capacité
WO2015062098A1 (fr) Procédé de sélection de réseau et dispositif de réseau central
JP2011211710A (ja) ステートフルな（通信状態を維持する）地理的冗長性を有するモビリティ管理エンティティ（ｍｍｅ）の効率的な配備
WO2009140919A1 (fr) Procédé, dispositif et système de tolérance aux accidents basée sur des passerelles de paquets sans fil
CN105338584B (zh) 一种返回lte网络的方法及装置
KR101659986B1 (ko) 메시지 송신 방법 및 범용 무선 패킷 서비스 지원 노드
CN106031232A (zh) 减少业务中断的方法
WO2012055093A1 (fr) Procédé et dispositif de traitement d'appel dans une réserve de centres de commutation de communications mobiles
WO2011079739A1 (fr) Procédé de traitement utilisé pendant la demande de fonction sms seulement par équipement utilisateur et dispositif correspondant
CN102307339A (zh) 接入、获取用户设备上下文及用户设备标识的方法和装置
WO2013104111A1 (fr) Procédé pour le rétablissement d'un service et élément de réseau de gestion de la mobilité
EP2761969B1 (fr) Restauration de mag pmipv6
WO2012119474A1 (fr) Procédé, dispositif et système de reprise d'appelé
WO2014000242A1 (fr) Procédé d'enregistrement, sgsn et équipement utilisateur
US11284239B2 (en) Central node management of UE context
CN101132612B (zh) 一种分组核心网网络实体的迁移方法
WO2008151554A1 (fr) Procédé, système et appareil pour déterminer la route dans un réseau à accès multiple par répartition en code
WO2017063402A1 (fr) Station de base, entité de gestion de mobilité, procédé et système de délestage
WO2015085545A1 (fr) Procédé de récupération de service de commutation de paquets (ps), centre de commutation mobile (msc)/enregistreur de localisation de visiteurs (vlr) et entité de gestion de mobilité (mme)
US9277462B1 (en) Method and system for preserving context records

Legal Events

Date Code Title Description
WWE Wipo information: entry into national phase

Ref document number: 201280000526.9

Country of ref document: CN

121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 12879937

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 12879937

Country of ref document: EP

Kind code of ref document: A1