WO2011011945A1 - 消息发送方法及通用无线分组业务服务支持节点 - Google Patents
消息发送方法及通用无线分组业务服务支持节点 Download PDFInfo
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- WO2011011945A1 WO2011011945A1 PCT/CN2009/075442 CN2009075442W WO2011011945A1 WO 2011011945 A1 WO2011011945 A1 WO 2011011945A1 CN 2009075442 W CN2009075442 W CN 2009075442W WO 2011011945 A1 WO2011011945 A1 WO 2011011945A1
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- 230000008569 process Effects 0.000 description 16
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- 238000010586 diagram Methods 0.000 description 6
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- 230000004048 modification Effects 0.000 description 5
- 238000012986 modification Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 4
- 230000003068 static effect Effects 0.000 description 4
- 238000010295 mobile communication Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/08—Reselecting an access point
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/12—Messaging; Mailboxes; Announcements
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- 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
- H04W36/0033—Control or signalling for completing the hand-off for data sessions of end-to-end connection with transfer of context information
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- 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W92/00—Interfaces specially adapted for wireless communication networks
- H04W92/04—Interfaces between hierarchically different network devices
- H04W92/14—Interfaces between hierarchically different network devices between access point controllers and backbone network device
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/12—Reselecting a serving backbone network switching or routing node
-
- 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
- H04W88/16—Gateway arrangements
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- 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
- H04W92/24—Interfaces between hierarchically similar devices between backbone network devices
Definitions
- the present invention relates to the field of communications, and in particular to a message sending method and a general wireless packet service service supporting node.
- BACKGROUND Currently, the standardization working group of the 3rd Generation Partnership Project (3GPP) is working on the wireless connection of a Packet Switched Core (PS Core) and a global mobile communication system.
- 3GPP 3rd Generation Partnership Project
- UTRAN Universal Mobile Telecommunication System Radio Access Network
- EPC evolved PS Core
- Fig. 1 is a schematic diagram of a network architecture according to the related art, and the entities in Fig. 1 are described in detail below.
- a mobile station also referred to as a mobile terminal, also referred to as a mobile terminal
- User Equipment User Equipment
- UE User Equipment
- the UE is a dual mode terminal capable of accessing the UMTS/GSM and EPS networks, and the MS/UE uses the UE representative uniformly.
- the GERAN/UTRAN102 a wireless access network for traditional GSM/UMTS networks.
- the General Packet Radio Service (GPRS) Servicing GPRS Support Node (SGSN) 103 is a control network element of the GPRS network. The main function is to record the location information of the UE, and The UE and the GPRS Gateway Supporting Node (GGSN) complete the transmission and reception of the mobile packet data.
- the Serving Gateway (S-GW) 104 is a user plane entity responsible for user plane data routing processing.
- a Packet Data Network Gateway (PDN GW or P-GW) 105 is responsible for the gateway function of the UE to access a Packet Data Network (PDN).
- PDN GW or P-GW Packet Data Network Gateway
- the P-GW and the S-GW may be located in one physical entity, as shown in Figure 1, or in different physical entities.
- GPRS General Packet Radio Service
- Gateway Support Node Gateway Support Node 106
- GGSN Gateway Support Node
- the GGSN also has a charging function.
- the PGW contains all the functions of the GGSN, that is, the GGSN can be considered as a sub-function of the PGW, embedded in the PGW. Therefore, the SGSN can be directly connected to the PGW using the Gn/Gp interface.
- Home Subscriber Server (HSS) / Home Location Register (HLR) 107 is the primary user database that supports invocation/session.
- Internet Protocol (IP) Multimedia Subsystem (IMS) is an IP-based network architecture proposed by 3GPP, which constructs an open and flexible business environment. Support multimedia applications and provide users with rich multimedia services.
- IMS IP-based telecommunications network architecture, independent of access technology, in addition to EPS, General Packet Radio Service (GPRS), Wireless Office or Network (Wireless Local Area Network, WLAN for short)
- GPRS General Packet Radio Service
- WLAN Wireless Local Area Network
- IMS IP-based telecommunications network architecture, independent of access technology, in addition to EPS, General Packet Radio Service (GPRS), Wireless Office or Network (Wireless Local Area Network, WLAN for short)
- GSM Global System
- UMTS Universal Mobile Telecommunications System
- FIG. 2 is a flowchart of the routing update performed by the UE according to the related art. As shown in FIG. 2, the process includes the following steps: 201. The UE initiates a routing area update request, and the request is sent to the new SGSN by using the BSC/SRNS, where the Temporary Mobile Subscriber Identity (P-TMSI) and the type of the routing area update are carried. Steps 202 to 203, the new SGSN obtains the context information of the UE according to the P-TMSI to the old SGSN.
- P-TMSI Temporary Mobile Subscriber Identity
- Step 204 in order to ensure security, perform the process of authentication and encryption. This step is optional. If the context information of the UE does not exist in the network, then this step must be performed.
- Step 205 After receiving the context of the UE, the new SGSN returns a context request response message to the old SGSN. Steps 206-207, the new SGSN sends an update PDP request to the GGSN, which carries the TEID and IP address of the new SGSN, and the GGSN saves the information and returns an update PDP response to the new SGSN.
- Steps 209-210 the HSS sends a location cancellation request to the old SGSN. After the old SGSN returns a response to the HSS, the HSS no longer stores the old SGSN identity steps 211-212, and the HSS inserts user data into the new SGSN. Step 213: The HSS returns a location update response to the new SGSN. Step 214: The new SGSN confirms that the UE is valid in the current routing area, and sends a routing area update accept message to the UE, where the P-TMSL step 215 is re-assigned to the UE, and the UE returns a routing area update complete message to the SGSN. Confirm that P-TMSI is valid.
- Steps 206 and 207 in block A assuming that the new SGSN is connected to the GGSN using the Gn/Gp interface.
- FIG. 3 is a schematic flowchart of selecting an S4 interface by the SGSN according to the related art. If the GGSN is used as an embedded function module of the PGW, the bearer update process between the SGSN and the PGW includes the following steps as shown in FIG. 3. Step 301: The SGSN sends a create session request to the SGW, where the TEID and the IP address of the PGW, and the TEID and IP address of the SGSN, the context, and the user identifier information are carried.
- Step 302 The SGW finds the PGW according to the information provided by the SGSN, and sends a bearer modification request to the SGW, where the SGW includes the TEID and the address of the SGW, and the user identifier information.
- Step 303 The PGW returns a tampering request, where the TEID and the address of the PGW are included.
- Step 304 The SGW returns a create session request, where the TEID and the address of the S-GW are carried.
- the new SGSN can be connected to the GGSN through the Gn/Gp interface, or can be connected to the GGSN embedded in the PGW through the SGW.
- a main object of the present invention is to provide a message transmission scheme based on an SGSN to solve at least the above problems.
- a message transmitting method is provided.
- the message sending method includes: when the universal wireless packet service serving node SGSN connected by the user equipment switches from the first SGSN to the second SGSN, the first SGSN sends a message carrying the context information of the user equipment to the second SGSN.
- the context information includes a gateway type of the packet data network to which the user equipment is connected.
- the method further includes: receiving, by the second SGSN, the gateway type of the packet data network connected by the user equipment from the message, and determining the second SGSN connection group according to the gateway type. The type of interface used by the gateway of the data network.
- the second SGSN obtains the gateway type of the packet data network connected by the user equipment from the message: the second SGSN obtains the gateway type from the global domain name of the gateway included in the message, where the global domain name of the combined gateway is included in the message Obtaining the gateway type as the packet data network gateway PGW; when the global domain name of the combined gateway is not included in the message, obtaining the gateway type as the general wireless packet service gateway support node GGSN.
- determining, by the second SGSN, the interface type selected by the second SGSN according to the type of the gateway comprises: determining, in the case that the gateway type is a packet data network gateway PGW, a gateway connected to the packet data network by using an S4 type interface; In the case where the general wireless packet service gateway supports the node GGSN, it is determined that the gateway of the packet data network is connected through the Gn/Gp type interface.
- the method before the first SGSN sends a message to the second SGSN, the method further includes: determining, by the first SGSN, the gateway type, and saving the gateway type in the context information of the user equipment.
- the determining, by the first SGSN, the gateway type comprises: the first SGSN locally pre-configured information determining the gateway type; the first SGSN determining the gateway type according to the information provided by the user equipment and/or the subscription information.
- an SGSN is provided.
- the SGSN according to the present invention includes: a sending module, configured to: when the user equipment initiates the handover of the general wireless packet service service support node SGSN, send a message carrying the context information of the user equipment to the target SGSN, where the context information includes the user equipment connection The gateway type of the packet data network.
- the foregoing SGSN further includes: a first determining module, configured to determine a gateway type; and a saving module, configured to save the gateway type in context information of the user equipment.
- the first determining module includes: a first determining submodule, configured to determine a gateway type according to locally pre-configured information; and a second determining submodule, configured to determine a gateway type according to the information provided by the user equipment and/or the subscription information.
- the SGSN further includes: a receiving module, configured to: when the user equipment initiates the SGSN handover, receive a message from the source SGSN, where the message carries the gateway type of the connected packet data network of the user equipment; Obtaining a gateway type from the message; a second determining module, configured to determine, according to the type of the gateway, an interface type used by the SGSN to connect to the gateway of the packet data network.
- the acquiring module includes: a first obtaining submodule, configured to: when the message includes the global domain name of the combined gateway, obtain a gateway type as PGW; and the second acquiring submodule is configured to not in the message When the global domain name of the combined gateway is included, the gateway type is GGSN.
- the second determining module comprises: a first connection submodule, configured to connect to a gateway of the packet data network through an interface of the S4 type when the gateway type is PGW; and a second connection submodule, used in the gateway type
- a Gn/Gp type interface is connected to the gateway of the packet data network.
- FIG. 1 is a schematic diagram of a network architecture according to the related art
- FIG. 2 is a flowchart of routing update by a UE according to the related art
- FIG. 2 is a flowchart of routing update by a UE according to the related art
- FIG. 3 is a schematic flowchart of selecting an S4 interface by an SGSN according to the related art; A flowchart of a method for sending a message according to an embodiment of the present invention;
- FIG. 5 is a flowchart of a cell selection by an SGSN in a routing area update process of a UE according to an embodiment of the present invention;
- FIG. 6 is a UE according to an embodiment of the present invention.
- FIG. 7 is a flowchart of operation of the SGSN after determining that the S4 interface is used according to an embodiment of the present invention; and
- FIG. 8 is a structural block diagram of the SGSN according to the embodiment of the present invention.
- a message sending method is provided.
- the method is a scheme for routing when the SGSN changes
- FIG. 4 is a method. As shown in FIG.
- the method includes the following steps S402 to S404: Step S402, the SGSN connected by the user equipment is switched from the first SGSN (old SGSN) to the second SGSN. (New SGSN) » Step S404, the first SGSN sends a message carrying the context information of the user equipment to the second SGSN, where the context information includes the gateway type of the packet data network PDN to which the user equipment is connected.
- the connection is in the process of context delivery, notifying the new SGSN that the PDN of the UE is connected to the gateway type selected by the SGSN, and the gateway type can be implemented by extending parameters, for example, by the global i or name of the selected gateway (Future The Qualified Domain Name (FQDN for short) can determine the type of the gateway.
- FQDN FQDN for short
- the context information includes the FQDN of the combined gateway (the GWSN embedded in the PGW)
- the gateway is considered to be a PGW embedded GGSN. If there is no FQDN of the combined gateway (PGW embedded GGSN) in the context information, the gateway is considered to be a separate GGSN.
- the second SGSN receives and obtains the gateway type from the message.
- the first SGSN determines the gateway type, and saves the gateway type in the context information of the user equipment. That is, when the old SGSN establishes an APN connection for the UE, it records the selection of the SGSN.
- the packet data network gateway type that is, whether the GGSN is an independent node or an embedded functional entity of the PGW.
- the gateway type can be implemented by extending parameters.
- the gateway type can be determined by the FQDN of the selected gateway.
- Information includes combinations When the FQDN of the gateway (the GWSN is embedded in the PGW), the gateway is considered to be a PGW embedded GGSN. If there is no FQDN of the combined gateway (PGW embedded GGSN) in the context information, the gateway is considered to be a separate GGSN.
- Determining the interface type can be done in both dynamic and static ways.
- the static mode determines the gateway type for the first SGSN pre-configured information; the dynamic mode determines that the first SGSN determines the gateway type according to the information provided by the user equipment and/or the subscription information of the user. The two methods are described in detail below.
- FIG. 5 is a flowchart of the SGSN performing network element selection in the process of the routing area update of the UE according to the embodiment of the present invention. As shown in FIG.
- Step 501 The UE initiates a routing area update request, and the request is It is sent to the new SGSN through the BSC/SRNS, where it carries the valid P-TMSI, and the type of routing area update.
- Step 502 The new SGSN obtains the context information of the UE according to the P-TMSI to the old SGSN.
- Step 503 The old SGSN returns the context information of the UE to the new SGSN, including
- Step 504 In order to ensure security, perform the process of authentication and encryption. This step is optional. If the context information of the UE does not exist in the network, then this step must be performed.
- Step 505 After receiving the context of the UE, the new SGSN returns a context request response message to the old SGSN.
- Step 506 The new SGSN selects an appropriate network element according to the UE context information returned by the old SGSN. If the GGSN indicates that it is a separately deployed network element, the new SGSN chooses to directly connect to the GGSN using the Gn/Gp interface. The specific process is shown in the block diagram A.
- the new SGSN chooses to connect to the PGW through an SGW using the S4 interface.
- the specific process is as described in the prior art FIG. 3, and details are not described herein again.
- the SGSN also needs to complete the mapping from the PDP context to the EPS, which is not described here.
- Steps 507-508 the new SGSN sends an update PDP request to the GGSN, which carries the TEID and IP address of the new SGSN, and the GGSN saves the information and returns an update PDP response to the new SGSN.
- Step 509 The new SGSN and the HSS send a location update request, where the identifier of the new SGSN is carried, and the HSS will save the identifier.
- Step 510 511 The HSS sends a location cancellation request to the old SGSN. After the old SGSN returns a response to the HSS, the HSS no longer saves the identifier of the old SGSN, and the HSS inserts the user data into the new SGSN. In step 514, the HSS returns a location update response to the new SGSN.
- Step 515 The new SGSN confirms that the UE is valid in the current routing area, and sends a routing area update accept message to the UE, where the P-TMSL step 516 is re-assigned to the UE, and the UE returns a routing area update complete message to the SGSN. Confirm that P-TMSI is valid.
- FIG. 6 is a flowchart of a SGSN in a process in which a UE is switched in a connected state according to an embodiment of the present invention. As shown in FIG. 6, the process includes the following steps: Step 601: The old RNC determines that a handover needs to be performed according to information reported by the UE. Process.
- Step 602 The old RNC sends an SRNS reconfiguration request to the old SGSN, where the type of the reconfiguration is carried, the source and the destination end are only the i, and the old RNC transparently transmits the packet to the new RNC through the core network.
- Step 603 The old SGSN sends a forwarding reconfiguration request to the new SGSN, where There is context information of the UE, and the context information includes the gateway type selected by the PDN connection of the UE.
- Step 604 The new SGSN selects an appropriate network element according to the UE context information returned by the old SGSN. If the GGSN indicates that it is an independently deployed network element, then the new SGSN chooses to use
- the Gn/Gp interface is directly connected to the GGSN. Then there is no need to perform part B of the block diagram here. If the GGSN indicates that it is a functional entity embedded in the PGW, the new SGSN chooses to connect to the PGW through an SGW using the S4 interface. Steps 605 to 606 need to be performed here. Further, if the SGSN uses the S4 interface, the SGSN also needs to complete the mapping from the PDP context to the EPS, which is not described here. Step 605: The SGSN sends a create session request to the SGW, where the TEID and the IP address of the PGW, the TEID and the IP address of the SGSN, and the context and user identification information are carried.
- Step 606 The SGW returns a create session request, where the TEID and the address of the S-GW are carried.
- Step 607: The new SGSN sends a reconfiguration request to the new RNC, where the identifier of the UE, the bearer to be established, and the container transparently transmitted by the old RNC to the new RNC through the core network are carried.
- Step 608 establishing a radio bearer for the UE between the new SGSN and the new RNC.
- the new RNC returns a reconfiguration request response to the new SGSN.
- Step 610 The new SGSN sends a forwarding reconfiguration request to the old SGSN.
- Step 611 The old SGSN sends a reconfiguration command to the old RNC to notify it to start the handover.
- Step 612 The old RNC sends an SRNS reconfiguration submission to the new RNC, where the SRNS context of the UE is carried.
- Steps 613-614 the mobile management information of the wireless access network is exchanged between the new RNC and the UE.
- Step 615 The new RNC sends an SRNS reconfiguration complete to the new SGSN, and notifies that the wireless handover has been completed.
- Step 616 617 The new SGSN sends a forwarding reconfiguration complete to the old SGSN, to notify the UE that the new network has been switched.
- the old SGSN returns a reply message.
- step 618 the old SGSN releases the Iu interface with the old RNC. If the SGSN determines to use the S4 interface in step 604, then steps 619-622 need to be performed here, otherwise, B1 B2 step 4 is performed in FIG. 7, and step 4 is gathered. B1 B1 B2 will be described in detail below.
- Step 620 The SGW finds the PGW according to the information provided by the SGSN, and sends a bearer modification request to the SGW, where the SGW includes the TEID and the address of the SGW, and the user identifier information.
- FIG. 7 is a flowchart of operation after the SGSN determines to use the S4 interface according to an embodiment of the present invention. As shown in FIG.
- the process includes steps B1 B B2, and the new SGSN sends an update PDP request to the GGSN, where The TEID and IP address of the SGSN, the GGSN saves this information and returns an updated PDP response to the new SGSN. If Direct Tunnel is supported, the TEID and IP address of the new RNC are included.
- Step 623 the process of executing the RAU, which is a well-known technology in the art, and is not described herein.
- the foregoing determination of the type of the packet data gateway may be by, but not limited to, the following two manners.
- the method uses a static configuration, that is, the SGSN statically configures the gateway type that the PDN can select.
- the SGSN also needs to record the selected gateway type in the context of the UE.
- Way two In the dynamic selection mode, the SGSN selects a GGSN through a DNS lookup according to the information provided by the UE and/or the subscription information of the user, and the SGSN saves the gateway type in the context of the UE.
- the foregoing packet data gateway type may be used, but is not limited to the following manners: mode 1, GGSN or PGW; mode 2, independently deployed GGSN, or GGSN as a PGW embedded function module.
- the device embodiment provides an SGSN according to an embodiment of the present invention.
- FIG. 8 is a structural block diagram of an SGSN according to an embodiment of the present invention. As shown in FIG.
- the SGSN includes: a sending module 82, where the module is used by the user.
- the device sends a message carrying the context information of the user equipment to the target SGSN, and the context information includes the gateway type of the PDN connected to the user equipment, where the gateway type can be extended.
- the parameter is implemented, for example, by the FQDN of the selected gateway.
- the gateway is considered to be a PGW embedded GGSN. If there is no FQDN of the combined gateway (PGW embedded GGSN) in the context information, the gateway is considered to be separate. GGSN. As shown in FIG.
- the SGSN further includes: a first determining module 84 and a saving module 86.
- the first determining module 84 is configured to determine a gateway type.
- the saving module 86 is connected to the first determining module 84 and the sending module 82, and is configured to save the gateway type in the context information of the user equipment.
- the first determining module 84 includes: a first determining submodule 842, configured to determine a gateway type according to locally pre-configured information; a second determining submodule 844, the module is configured to use the information provided by the user equipment and / or signing information to determine the type of gateway.
- the foregoing saving module 86, the first determining module 84, and the sending module 82 correspond to the first SGSN in the method embodiment (that is, the old SGSN).
- the receiving module 42 and the obtaining module 44 are as follows.
- the second determining module 46 corresponds to the second SGSN in the method embodiment (ie, the new SGSN).
- the SGSN further includes: a receiving module 42, an obtaining module 44, and a second determining module 46, The structure is described in detail.
- the receiving module 42 is configured to: when the user equipment initiates the SGSN handover, receive the message from the source SGSN, where the message carries the gateway type of the PDN connected by the user equipment; the obtaining module 44 is connected to the receiving module 42 for the slave message. Obtaining a gateway type; the second determining module 46 is connected to the obtaining module 44, configured to determine, according to the type of the gateway, an interface type used by the SGSN to connect to the gateway of the packet data network.
- the obtaining module 44 includes: a first obtaining sub-module 442, configured to: when the message includes the global domain name of the combined gateway, obtain the gateway type as PGW; and the second obtaining sub-module 444 is configured to not include the combined gateway in the message.
- the second determining module 46 includes: a first connecting submodule 462, configured to connect to a gateway of the packet data network through an S4 type interface when the gateway type is PGW; the second connecting submodule 464 The module is used to connect to the gateway of the packet data network through the interface of the Gn/Gp type when the gateway type is GGSN.
- the foregoing embodiment of the present invention solves the problem that the SGSN lacks the selection mechanism of the Gn/Gp or S4 interface in the related art, and further achieves the interface type that the new SGSN can obtain the PDN connection and is correct according to the interface type. Select the effect of the connected NE.
- modules or steps of the present invention can be implemented by a general-purpose computing device, which can be concentrated on a single computing device or distributed over a network composed of multiple computing devices. Alternatively, they may be implemented by program code executable by the computing device, such that they may be stored in the storage device by the computing device, or they may be separately fabricated into individual integrated circuit modules, or they may be Multiple modules or steps are made into a single integrated circuit module.
- the invention is not limited to any specific combination of hardware and software.
- the above is only the preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes can be made to the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the scope of the present invention are intended to be included within the scope of the present invention.
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Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
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JP2012521927A JP2013500642A (ja) | 2009-07-29 | 2009-12-09 | メッセージ送信方法及び汎用無線パケットサービス支援ノード |
US13/259,352 US20120120932A1 (en) | 2009-07-29 | 2009-12-09 | Message-sending method and serving gprs support node |
RU2012104535/07A RU2522683C2 (ru) | 2009-07-29 | 2009-12-09 | Способ передачи сообщения и обслуживающий узел поддержки gprs |
BR112012001808A BR112012001808A2 (pt) | 2009-07-29 | 2009-12-09 | método de envio de mensagem, nó de suporte (sgsn) do serviço de rádio em pacote geral de serviço e sgsn |
EP09847731.8A EP2461628A4 (en) | 2009-07-29 | 2009-12-09 | MESSAGE SENDING PROCEDURE AND SGSN |
MX2012001252A MX2012001252A (es) | 2009-07-29 | 2009-12-09 | Metodo de envio de mensajes y nodo de sorporte de servicio gprs. |
KR1020127000656A KR101659986B1 (ko) | 2009-07-29 | 2009-12-09 | 메시지 송신 방법 및 범용 무선 패킷 서비스 지원 노드 |
Applications Claiming Priority (2)
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EP (1) | EP2461628A4 (zh) |
JP (1) | JP2013500642A (zh) |
KR (1) | KR101659986B1 (zh) |
CN (1) | CN101990174B (zh) |
BR (1) | BR112012001808A2 (zh) |
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US9433032B1 (en) * | 2012-06-14 | 2016-08-30 | Cisco Technology, Inc. | Interface selection for quality of service enforcement |
EP2879461B1 (en) * | 2012-08-02 | 2019-01-09 | Huawei Technologies Co., Ltd. | Protocol processing method under control and data forwarding decoupling |
CN103731811B (zh) * | 2012-10-11 | 2018-08-31 | 中兴通讯股份有限公司 | 一种演进的分组核心网络实现移动性管理的方法和系统 |
US9036631B2 (en) * | 2012-11-27 | 2015-05-19 | Alcatel Lucent | Identifying Gn/Gp mode at PCRF |
CN104581678B (zh) * | 2013-10-16 | 2018-05-29 | 华为技术有限公司 | 下发、接收用户签约数据的方法、hss及sgsn |
JP6386554B2 (ja) | 2013-11-01 | 2018-09-05 | 華為技術有限公司Huawei Technologies Co.,Ltd. | パケットデータネットワークとの接続を確立する装置、デバイスおよび方法 |
CN104661324B (zh) * | 2013-11-22 | 2019-04-09 | 索尼公司 | 无线通信系统以及用在无线通信系统中的方法 |
CN109691150B (zh) | 2017-03-07 | 2021-09-14 | 华为技术有限公司 | 一种会话迁移方法及设备 |
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FI110561B (fi) * | 2000-12-18 | 2003-02-14 | Nokia Corp | IP-pohjainen puheviestintä matkaviestinjärjestelmässä |
CN100499456C (zh) * | 2004-04-14 | 2009-06-10 | 华为技术有限公司 | 一种多媒体广播/组播业务的会话开始方法 |
AU2005306275A1 (en) * | 2004-11-18 | 2006-05-26 | Azaire Networks Inc. | Service authorization in a Wi-Fi network interworked with 3G/GSM network |
JP4718496B2 (ja) * | 2007-01-05 | 2011-07-06 | 株式会社エヌ・ティ・ティ・ドコモ | 移動通信システム、移動通信方法、アクセス装置及びゲートウェイ情報記憶装置 |
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EP2286618B1 (en) * | 2008-06-11 | 2016-04-06 | Telefonaktiebolaget LM Ericsson (publ) | Enhanced apn resolution |
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2009
- 2009-07-29 CN CN200910160857.9A patent/CN101990174B/zh active Active
- 2009-12-09 KR KR1020127000656A patent/KR101659986B1/ko active IP Right Grant
- 2009-12-09 US US13/259,352 patent/US20120120932A1/en not_active Abandoned
- 2009-12-09 EP EP09847731.8A patent/EP2461628A4/en not_active Withdrawn
- 2009-12-09 WO PCT/CN2009/075442 patent/WO2011011945A1/zh active Application Filing
- 2009-12-09 RU RU2012104535/07A patent/RU2522683C2/ru active
- 2009-12-09 BR BR112012001808A patent/BR112012001808A2/pt not_active Application Discontinuation
- 2009-12-09 JP JP2012521927A patent/JP2013500642A/ja active Pending
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CN101990174B (zh) | 2016-06-15 |
EP2461628A4 (en) | 2016-04-06 |
RU2012104535A (ru) | 2013-08-20 |
RU2522683C2 (ru) | 2014-07-20 |
KR20120052223A (ko) | 2012-05-23 |
US20120120932A1 (en) | 2012-05-17 |
CN101990174A (zh) | 2011-03-23 |
KR101659986B1 (ko) | 2016-09-26 |
BR112012001808A2 (pt) | 2016-03-15 |
EP2461628A1 (en) | 2012-06-06 |
JP2013500642A (ja) | 2013-01-07 |
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