WO2012093639A1 - 移動通信方法、移動管理ノード及びサービングゲートウェイ装置 - Google Patents
移動通信方法、移動管理ノード及びサービングゲートウェイ装置 Download PDFInfo
- Publication number
- WO2012093639A1 WO2012093639A1 PCT/JP2011/080445 JP2011080445W WO2012093639A1 WO 2012093639 A1 WO2012093639 A1 WO 2012093639A1 JP 2011080445 W JP2011080445 W JP 2011080445W WO 2012093639 A1 WO2012093639 A1 WO 2012093639A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- gateway device
- mme
- mobile station
- serving gateway
- ddn
- Prior art date
Links
Images
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
- H04W68/02—Arrangements for increasing efficiency of notification or paging channel
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W8/00—Network data management
- H04W8/30—Network data restoration; Network data reliability; Network data fault tolerance
-
- 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
-
- 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
- H04W76/00—Connection management
- H04W76/30—Connection release
-
- 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
-
- 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 a mobile communication method, a mobility management node, and a serving gateway device.
- the P-GW Packet Data Network- It has been proposed that the Gateway (packet data network gateway device) # 1 receives user data addressed to an idle UE (User Equipment) under the MME # 1.
- a PDN connection # 1 including one or a plurality of EPS bearers # 1 is set up between the UE, S-GW (Serving Gateway, Serving Gateway Device) # 1, and P-GW # 1.
- S-GW Serving Gateway, Serving Gateway Device
- P-GW # 1 PDN connection # 1 including one or a plurality of EPS bearers # 1
- the MME # 1 is restarted in step S101 in the state (first state)
- the PDN connection # 1 is released between the UE and the S-GW # 1, and the S-GW # 1 and the P-GW # Transition to a state (second state) in which the PDN connection # 1 is maintained only with the terminal 1.
- the P-GW # 1 When the P-GW # 1 receives user data addressed to the UE from the external network in step S102, the user data addressed to the UE is transmitted to the S-GW # 1 in step S103.
- step S104 since the PDN connection # 1 is released between the UE and the S-GW # 1, the S-GW # 1 notifies the MME # 1 that “DDN (Downlink Data Notification, downlink notification). Signal) ".
- DDN Downlink Data Notification, downlink notification. Signal
- Step S105 upon receiving “DDN”, MME # 1 transmits “Paging” addressed to the UE specified by “IMSI (International Mobile Subscriber Identity)” included in “DDN”.
- IMSI International Mobile Subscriber Identity
- Step S106 when receiving “Paging” addressed to the UE, the UE transmits “Attach Request (attach request signal)” to the core network in order to start the reattach process. “Attach Request” is transferred to MME # 2 via the radio access network.
- step S107 MME # 2 performs UE location registration processing with HSS (Home Subscriber Server, subscriber information server device).
- HSS Home Subscriber Server, subscriber information server device
- step S108 a PDN connection # 2 including one or a plurality of EPS bearers # 2 is set up between the UE, S-GW # 2, and P-GW # 2.
- step S109 MME # 2 transmits “Attach Accept” to the UE.
- the present invention has been made in view of the above-described problem, and when user data addressed to an idle UE under MME # 1 is received after MME # 1 once stopped due to a failure or the like is resumed. It is another object of the present invention to provide a mobile communication method, a mobility management node, and a serving gateway device that can appropriately release the PDN connection # 1.
- a first feature of the present invention is a first state in which a connection including one or a plurality of bearers is set among a mobile station, a first serving gateway device, and a first packet data network gateway device.
- the management node resumes, the connection is released between the mobile station and the first serving gateway device, and the connection is established only between the first serving gateway device and the first packet data network gateway device.
- a mobile communication method in a mobile communication system that transitions to a maintained second state, wherein the first serving gateway device receives user data addressed to the mobile station via the bearer in the second state.
- identification information of the mobile station and the first service A step of transmitting a downlink data notification signal including an address of the gateway device and identification information of the bearer; and a paging addressed to the mobile station when the first mobility management node receives the downlink data notification signal Transmitting a signal; when the mobile station receives the paging signal; starting a reattach process to the second mobility management node; and the first mobility management node receiving the downlink data notification signal
- the downlink including the bearer identification information included in the downlink data notification signal and information indicating that the reattach process has been successful for the first serving gateway device specified by the address included in Transmitting a response signal to the data notification signal, and the first serving gateway device includes: And a step of releasing the connection corresponding to the identification information of the bearer included in the response signal with the first packet data network gateway device when the response signal is received.
- a connection including one or a plurality of bearers is set among a mobile station, a first serving gateway device, and a first packet data network gateway device.
- the management node resumes, the connection is released between the mobile station and the first serving gateway device, and the connection is established only between the first serving gateway device and the first packet data network gateway device.
- a mobile management node that operates as the first mobile management node, wherein in the second state, identification information of the mobile station from the first serving gateway device And the address of the first serving gateway device and the identification information of the bearer Configured to receive a downlink data notification signal, and configured to transmit a paging signal addressed to the mobile station when the downlink data notification signal is received.
- the bearer included in the downlink data notification signal is transmitted to the first serving gateway device specified by the address included in the downlink data notification signal.
- the gist of the present invention is to transmit a response signal to the downlink data notification signal including the identification information and information indicating the success or failure of the reattach process.
- a connection including one or a plurality of bearers is set among a mobile station, a first serving gateway device, and a first packet data network gateway device.
- the management node resumes, the connection is released between the mobile station and the first serving gateway device, and the connection is established only between the first serving gateway device and the first packet data network gateway device.
- a serving gateway device operating as the first serving gateway device receives user data addressed to the mobile station via the bearer in the second state
- the first mobile management node, the mobile station It is configured to transmit a downlink data notification signal including other information, an address of the first serving gateway device, and identification information of the bearer, and the reattach process has been successfully performed from the first mobility management node.
- the connection corresponding to the bearer identification information included in the response signal with the first packet data network gateway device when a response signal to the downlink data notification signal including information indicating the effect is received The gist is that it is configured to release
- a first state in which a connection including one or more bearers is set among a mobile station, a first serving gateway device, and a first packet data network gateway device.
- the management node resumes, the connection is released between the mobile station and the first serving gateway device, and the connection is established only between the first serving gateway device and the first packet data network gateway device.
- a mobile communication method in a mobile communication system that transitions to a maintained second state, wherein the first serving gateway device receives user data addressed to the mobile station via the bearer in the second state.
- identification information of the mobile station and the first service A step of transmitting a downlink data notification signal including an address of the gateway device and identification information of the bearer; and a paging addressed to the mobile station when the first mobility management node receives the downlink data notification signal
- Transmitting a connection deletion request signal including identification information of the bearer, and the first service A step of releasing the connection corresponding to the bearer identification information included in the connection deletion request signal with the first packet data network gateway device when the gateway device receives the connection deletion request signal; It is summarized as having.
- a fifth aspect of the present invention there is provided a first state in which a connection including one or a plurality of bearers is set among a mobile station, a first serving gateway device, and a first packet data network gateway device.
- the management node resumes, the connection is released between the mobile station and the first serving gateway device, and the connection is established only between the first serving gateway device and the first packet data network gateway device.
- a mobile management node that operates as the first mobile management node, wherein in the second state, identification information of the mobile station from the first serving gateway device And the address of the first serving gateway device and the identification information of the bearer Configured to receive a downlink data notification signal, and configured to transmit a paging signal addressed to the mobile station when the downlink data notification signal is received.
- the downlink data notification signal is transmitted to the first serving gateway device specified by the address included in the downlink data notification signal.
- the gist is that the connection deletion request signal including the identification information of the included bearer is transmitted.
- a first state in which a connection including one or more bearers is set among a mobile station, a first serving gateway device, and a first packet data network gateway device.
- the management node resumes, the connection is released between the mobile station and the first serving gateway device, and the connection is established only between the first serving gateway device and the first packet data network gateway device.
- a serving gateway device operating as the first serving gateway device receives user data addressed to the mobile station via the bearer in the second state
- the first mobile management node, the mobile station It is configured to transmit a downlink data notification signal including other information, an address of the first serving gateway device, and identification information of the bearer, from the first mobility management node to the downlink data notification signal
- the gist is that it is configured to release
- a seventh feature of the present invention is that the mobility management node is restarted in the first state in which a connection including one or more bearers is set among the mobile station, the serving gateway device, and the packet data network gateway device.
- the mobile communication system in which the connection is released between the mobile station and the serving gateway device and transitions to a second state in which the connection is maintained only between the serving gateway device and the packet data network gateway device In the second state, in the second state, when the serving gateway apparatus receives user data addressed to the mobile station via the bearer, the mobile management node Transmitting a downlink data notification signal including identification information;
- the serving serving as the transmission source of the downlink data notification signal is a case where the reattach process of the mobile station has not been completed.
- the eighth feature of the present invention is that the mobility management node is restarted in the first state in which a connection including one or more bearers is set among the mobile station, the serving gateway device, and the packet data network gateway device.
- the mobile communication system in which the connection is released between the mobile station and the serving gateway device and transitions to a second state in which the connection is maintained only between the serving gateway device and the packet data network gateway device In the second state, the mobility management node is configured to receive a downlink data notification signal including identification information of the mobile station from the serving gateway device in the second state, and the downlink data notification When a signal is received, the mobile station Even if the switch processing is not completed, the mobile gateway identification information and the reattach processing or call processing are notified to the serving gateway device that is the transmission source of the downlink data notification signal.
- the gist is that it is configured to transmit a signal including the information to be shown.
- the PDN is appropriately applied.
- a mobile communication method, a mobility management node, and a serving gateway device that can release the connection # 1 can be provided.
- FIG. 1 is an overall configuration diagram of a mobile communication system according to a first embodiment of the present invention.
- FIG. 2 is a sequence diagram for explaining the operation of the mobile communication system according to the first embodiment of the present invention.
- FIG. 3 is a sequence diagram for explaining the operation of the mobile communication system according to the first modification of the present invention.
- FIG. 4 is a sequence diagram for explaining the operation of the mobile communication system according to the second modification of the present invention.
- FIG. 5 is a sequence diagram for explaining the operation of the mobile communication system according to the third modification of the present invention.
- FIG. 6 is a sequence diagram for explaining the operation of the mobile communication system according to the fourth modification of the present invention.
- FIG. 7 is a sequence diagram for explaining the operation of the mobile communication system according to the fourth modification of the present invention.
- the mobile communication system includes P-GW # 1, P-GW # 2, S-GW # 1, S-GW # 2, MME # 1, MME # 2, E-UTRAN (Evolved Universal Terrestrial Radio Access Network), and HSS.
- P-GW # 1 is addressed to an idle UE under MME # 1. The operation when the user data is received will be described.
- step S1001 when MME # 1 is restarted, PDN connection # 1 is released between the UE and S-GW # 1, and only PDN connection between S-GW # 1 and P-GW # 1 Transition to a state (second state) in which # 1 is maintained.
- S-GW # 1 may be set not to release only a specific EPS bearer in PDN connection # 1 between S-GW # 1 and P-GW # 1.
- Such an EPC bearer may be set as to whether or not the EPS bearer needs to be released in S-GW # 1 by QCI (QoS Class Identifier) or priority type “ARP (Allocation Retention Priority)”.
- QCI QoS Class Identifier
- ARP Allocation Retention Priority
- step S1003 When the P-GW # 1 receives user data addressed to the UE from the external network in step S1002, in step S1003, the user addressed to the UE is transmitted to the S-GW # 1 via the EPS bearer # 1. Send data.
- step S1004 S-GW # 1 detects that PME connection # 1 is released between the UE and S-GW # 1 (that is, detects resumption of MME # 1 by a GTP echo signal or the like). Therefore, for MME # 1, the IMSI of the UE, S-GW address # 1 that is the address of S-GW # 1, and “EPS Bearer ID # 1” that is the identification information of EPS bearer # 1 “DDN” including is transmitted.
- S-GW address # 1 which is the address of S-GW # 1, may be set in the header portion of the DDN signal.
- the MME # 1 stores the IMSI of the UE, the S-GW address # 1 included in “DDN”, and the “EPS Bearer ID # 1” included in “DDN” in association with each other.
- step S1006 when MME # 1 receives “DDN” in which IMSI is set, MME # 1 transmits “Paging” addressed to the UE specified by “IMSI” included in “DDN”.
- step S1007 the UE transmits “Service Request” to MME # 1, and MME # 1 notifies the UE of a rejection signal, which will be described later. S1007 is activated.
- step S1007 when receiving “Paging” addressed to the UE, the UE transmits “Attach Request” including the IMSI of the UE to the core network in order to start the reattach process. “Attach Request” is transferred to MME # 2 via the radio access network.
- step S1008 MME # 2 transmits “Update Location Request” to the HSS in order to start the UE location registration process.
- step S1009 the HSS transmits “Cancel Location Request (location information deletion request signal)” to MME # 1.
- step S1010 MME # 1 transmits “Cancel Location Answer” to the HSS.
- MME # 1 may notify the HSS that MME # 1 has been resumed.
- the HSS stores the MME error state in the profile held for the other UEs accommodated in MME # 1, and performs error processing in the inquiries from other devices. It may be configured to.
- MME # 1 holds context information (information related to the UE) such as S-TMSI assigned to the UE before restarting, the context information may be deleted.
- the IMSI of the UE is compared with the S-GW # 1 specified by the S-GW address # 1 associated with the IMSI of the UE in step S1011.
- S-GW # 1 continues to hold the EPS bearer with P-GW # 1.
- Linked Beare ID # 1 is identification information for specifying PDN connection # 1.
- step S1014 the HSS transmits “Update Location Answer” to MME # 2.
- a PDN connection # 2 including one or a plurality of EPS bearers # 2 is set up between the UE, the S-GW # 2, and the P-GW # 2.
- step S1016 MME # 2 transmits “Attach Accept” to the UE.
- Modification 1 With reference to FIG. 3, the mobile communication system according to the first modification of the present invention will be described by focusing on the differences from the mobile communication system according to the first embodiment.
- the P-GW # 1 is in the idle state under the MME # 1. An operation when receiving user data addressed to the address will be described.
- steps S2001 to S2005 are the same as the operations in steps S1001 to S1005 shown in FIG.
- step S2006 MME # 1 transmits “DDN Ack”, which is a response signal to “DDN”, to S-GW # 1. Note that the transmission of the “DDN Ack” may be omitted.
- steps S2007 to S2011 are the same as the operations in steps S1006 to S1010 shown in FIG.
- MME # 1 determines, in step S2012, the S-GW # 1 specified by the S-GW address # 1 associated with the IMSI of the UE.
- a “Delete Session Request (connection deletion request signal)” including “EPS Bearer ID # 1” associated with the IMSI of the UE is transmitted.
- MME # 1 may include “EPS Bearer ID # 1” in the existing information element in “Delete Session Request”, or “EPS Bearer” in the information element newly set in “Delete Session Request”. ID # 1 "may be included.
- step S2013 the S-GW # 1 transmits “Delete Session Response” to the MME # 1.
- step S2014 when S-GW # 1 receives “Delete Session Request”, S-GW # 1 sets PDN connection # 1 corresponding to “EPS Bearer ID # 1” set with P-GW # 1. In order to release, “Delete Session Request” including “Linked Bearer ID # 1” corresponding to “EPS Bearer ID # 1” is transmitted to P-GW # 1.
- step S2015 the P-GW # 1 releases the PDN connection # 1, and then transmits “Delete Session Response” to the S-GW # 1.
- steps S2016 to S2018 are the same as the operations in steps S1014 to S1016 shown in FIG.
- the PDN connection # corresponding to the “EPS Bearer ID # 1” set with the P-GW # 1. 1 can be released.
- the present invention is not limited to the above-described case, and the UE transmits “Attach Request” to the resumed MME # 1 when the UE receives “Paging” and performs the reattach process.
- MME # 1 stores that “DDN” in which the IMSI is set is stored, and at the timing when “Update Location Answer” is received from HSS, to S-GW # 1, Implement bearer release processing.
- Modification 2 With reference to FIG. 4, a mobile communication system according to Modification 2 of the present invention will be described by focusing on the differences from the mobile communication system according to the first embodiment described above.
- P-GW # 1 is a UE in the idle state under MME # 1. An operation when receiving user data addressed to the address will be described.
- steps S3001 to S3005 are the same as the operations in steps S1001 to S1005 shown in FIG.
- the "Delete Session Request” including "Linked Bearer ID # 1" corresponding to the IMSI of the UE or "EPS Bearer ID # 1” is sent to the P-GW # 1. ".
- steps S3006 to S3013 are the same as the operations in steps S1006 to S1016 shown in FIG.
- Modification 3 With reference to FIG. 5, a mobile communication system according to Modification 3 of the present invention will be described focusing on differences from the mobile communication system according to the first embodiment described above.
- P-GW # 1 is a UE in the idle state under MME # 1. An operation when receiving user data addressed to the address will be described.
- steps S4001 to S4006 are the same as the operations in steps S1001 to S1006 shown in FIG.
- step 4006a may be performed after receiving “Cancel Location Request” from the HSS in step S4009.
- the "Delete Session Request” including "Linked Bearer ID # 1" corresponding to the IMSI of the UE or "EPS Bearer ID # 1” is sent to the P-GW # 1. ".
- steps S4007 to S4013 are the same as those in steps S1007 to S1016 shown in FIG.
- Modification 4 With reference to FIG. 6, a mobile communication system according to Modification 4 of the present invention will be described by focusing on differences from the mobile communication system according to the first embodiment described above.
- the P-GW # 1 is in the idle state under the MME # 1. An operation when receiving user data addressed to the address will be described.
- steps S5001 to S5006 are the same as the operations in steps S1001 to S1006 shown in FIG.
- step S5007 when receiving “Paging” addressed to the UE, the UE sends “Attach Request” including the IMSI of the UE to the MME # 1 via the radio access network in order to start the reattach process. Send.
- step S5008 MME # 1 transmits “Update Location Request” to the HSS in order to start the UE location registration process.
- step S5009 the HSS transmits “Update Location Answer” to MME # 1.
- MME # 1 may transmit the “DDN Ack” to S-GW # 1 in step S5010 upon detecting reception of “Attach Request” in step S5007.
- PDN connection # 1 corresponding to “Bearer ID # 1”
- “Linked Bearer ID # 1” corresponding to “EPS Bearer ID # 1” corresponding to the IMSI of the UE to P-GW # 1
- "Delete Session Request" including
- step S5013 a PDN connection # 2 including one or a plurality of EPS bearers # 2 is set between the UE, S-GW # 2, and P-GW # 2.
- step S5014 MME # 1 transmits “Attach Accept” to the UE.
- the first feature of the present embodiment is that one or more EPS bearers # are provided between the UE (mobile station), S-GW # 1 (serving gateway device), and P-GW # 1 (packet data network gateway device).
- PDN connection # 1 connection
- MME # 1 mobility management node
- PDN connection # between UE and S-GW # 1 1 is released, and the mobile communication method in the mobile communication system transits to the second state where the PDN connection # 1 is maintained only between S-GW # 1 and P-GW # 1,
- the S-GW # 1 receives user data addressed to the UE via the EPS bearer # 1
- the “DDN (downlink data) including the IMSI of the UE is transmitted to the MME # 1.
- the second feature of the present embodiment is the first state in which the PDN connection # 1 including one or a plurality of EPS bearers # 1 is set between the UE, the S-GW # 1, and the P-GW # 1.
- PDN connection # 1 including one or a plurality of EPS bearers # 1 is set between the UE, the S-GW # 1, and the P-GW # 1.
- MME # 1 is restarted, PDN connection # 1 is released between the UE and S-GW # 1, and PDN connection # 1 is maintained only between S-GW # 1 and P-GW # 1.
- the MME operates as MME # 1, and is configured to receive “DDN” including the IMSI of the UE from the S-GW # 1 in the second state.
- a third feature of the present embodiment is that the PDN connection # 1 including one or a plurality of EPS bearers # 1 is set between the UE, the S-GW # 1, and the P-GW # 1.
- PDN connection # 1 is released between the UE and S-GW # 1, and PDN connection # 1 is maintained only between S-GW # 1 and P-GW # 1.
- the S-GW operates as the S-GW # 1.
- the fourth feature of the present embodiment is the first state in which the PDN connection # 1 including one or a plurality of EPS bearers # 1 is set between the UE, the S-GW # 1, and the P-GW # 1.
- PDN connection # 1 including one or a plurality of EPS bearers # 1 is set between the UE, the S-GW # 1, and the P-GW # 1.
- MME # 1 is restarted, PDN connection # 1 is released between the UE and S-GW # 1, and PDN connection # 1 is maintained only between S-GW # 1 and P-GW # 1.
- the mobile communication method in the mobile communication system transits to the second state, and in the second state, when the S-GW # 1 receives user data addressed to the UE via the EPS bearer # 1, the MME For # 1, a process of transmitting “DDN” including the IMSI of the UE, S-GW address # 1 and “EPS Bearer ID # 1”, and when MME # 1 receives “DDN”, Send “Paging” addressed to the UE And when the UE receives “Paging”, the step of starting the reattach process for MME # 2, and the MME # 1 “cancel the location information of the mobile station” ”Received position information deletion request signal)”, “EPS Bearer ID # 1 included in“ DDN ”is compared to S-GW # 1 specified by S-GW address # 1 included in“ DDN ”.
- the fifth feature of the present embodiment is the first state in which the PDN connection # 1 including one or a plurality of EPS bearers # 1 is set between the UE, the S-GW # 1, and the P-GW # 1.
- PDN connection # 1 including one or a plurality of EPS bearers # 1 is set between the UE, the S-GW # 1, and the P-GW # 1.
- MME # 1 is restarted, PDN connection # 1 is released between the UE and S-GW # 1, and PDN connection # 1 is maintained only between S-GW # 1 and P-GW # 1.
- the MME operates as MME # 1, and in the second state, from the S-GW # 1, the UE IMSI, the S-GW address # 1, and “EPS Bearer” It is configured to receive “DDN” including “ID # 1”, and when “DDN” is received, it is configured to transmit “Paging” addressed to the UE, and “Cancel Location Re” When “quest” is received, “Delete Session” including “EPS Bearer ID # 1” included in “DDN” with respect to S-GW # 1 specified by S-GW address # 1 included in “DDN” The gist is that it is configured to transmit “Request”.
- the sixth feature of the present embodiment is the first state in which the PDN connection # 1 including one or a plurality of EPS bearers # 1 is set between the UE, the S-GW # 1, and the P-GW # 1.
- PDN connection # 1 including one or a plurality of EPS bearers # 1 is set between the UE, the S-GW # 1, and the P-GW # 1.
- MME # 1 is restarted, PDN connection # 1 is released between the UE and S-GW # 1, and PDN connection # 1 is maintained only between S-GW # 1 and P-GW # 1.
- the S-GW operates as the S-GW # 1.
- the MME # 1 is configured to transmit “DDN” including the IMSI of the UE, the S-GW address # 1, and the “EPS Bearer ID # 1”.
- the “DDN” is configured. Included in “EPS Bear” r When “Delete Session Request” including “ID # 1” is received, PDN connection # 1 corresponding to “EPS Bearer ID # 1” included in “Delete Session Request” with P-GW # 1 The gist is that it is configured to release
- the seventh feature of the present embodiment is the first state in which the PDN connection # 1 including one or a plurality of EPS bearers # 1 is set between the UE, the S-GW # 1, and the P-GW # 1.
- PDN connection # 1 including one or a plurality of EPS bearers # 1 is set between the UE, the S-GW # 1, and the P-GW # 1.
- MME # 1 is restarted, PDN connection # 1 is released between the UE and S-GW # 1, and PDN connection # 1 is maintained only between S-GW # 1 and P-GW # 1.
- the eighth feature of the present embodiment is that the PDN connection # 1 including one or a plurality of EPS bearers # 1 is set between the UE, the S-GW # 1, and the P-GW # 1.
- PDN connection # 1 including one or a plurality of EPS bearers # 1 is set between the UE, the S-GW # 1, and the P-GW # 1.
- MME # 1 is restarted, PDN connection # 1 is released between the UE and S-GW # 1, and PDN connection # 1 is maintained only between S-GW # 1 and P-GW # 1.
- the MME used in the mobile communication system in the mobile communication system transitioning to the second state is configured to receive “DDN” including the IMSI of the UE from the S-GW # 1 in the second state.
- MME # 1, MME # 2, S-GW # 1, S-GW # 2, P-GW # 1, P-GW # 2, eNB # 1, eNB # 2, and UE are It may be implemented by hardware, may be implemented by a software module executed by a processor, or may be implemented by a combination of both.
- the software modules include RAM (Random Access Memory), flash memory, ROM (Read Only Memory), EPROM (Erasable Programmable ROM), EEPROM (Electronically Erasable and Programmable, Removable ROM, Hard Disk, and Removable ROM).
- RAM Random Access Memory
- flash memory ROM (Read Only Memory)
- EPROM Erasable Programmable ROM
- EEPROM Electrically Erasable and Programmable, Removable ROM, Hard Disk, and Removable ROM.
- it may be provided in a storage medium of an arbitrary format such as a CD-ROM.
- the storage medium is connected to the processor so that the processor can read and write information from and to the storage medium. Further, such a storage medium may be integrated in the processor. Such a storage medium and processor may be provided in the ASIC. Such an ASIC is provided in MME # 1, MME # 2, S-GW # 1, S-GW # 2, P-GW # 1, P-GW # 2, eNB # 1, eNB # 2, and UE. May be. In addition, the storage medium and the processor are MME # 1, MME # 2, S-GW # 1, S-GW # 2, P-GW # 1, P-GW # 2, eNB # 1, eNB # as discrete components. 2. It may be provided in the UE.
- UE ... mobile station eNB ... radio base station MME # 1, MME # 2 ... mobile management node S-GW # 1, S-GW # 2 ... serving gateway device P-GW # 1, P-GW ... PDN gateway device HSS ... Subscriber information management server
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Databases & Information Systems (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
図1及び図2を参照して、本発明の第1の実施形態に係る移動通信システムについて説明する。
図3を参照して、本発明の変更例1に係る移動通信システムについて、上述の第1の実施形態に係る移動通信システムとの相違点に着目して説明する。
図4を参照して、本発明の変更例2に係る移動通信システムについて、上述の第1の実施形態に係る移動通信システムとの相違点に着目して説明する。
図5を参照して、本発明の変更例3に係る移動通信システムについて、上述の第1の実施形態に係る移動通信システムとの相違点に着目して説明する。
図6を参照して、本発明の変更例4に係る移動通信システムについて、上述の第1の実施形態に係る移動通信システムとの相違点に着目して説明する。
eNB…無線基地局
MME#1、MME#2…移動管理ノード
S-GW#1、S-GW#2…サービングゲートウェイ装置
P-GW#1、P-GW…PDNゲートウェイ装置
HSS…加入者情報管理サーバ
Claims (2)
- 移動局とサービングゲートウェイ装置とパケットデータネットワークゲートウェイ装置との間で1又は複数のベアラを含むコネクションが設定されている第1状態で、移動管理ノードが再開した場合、該移動局と該サービングゲートウェイ装置との間で該コネクションが解放され、該サービングゲートウェイ装置と該パケットデータネットワークゲートウェイ装置との間でのみ該コネクションが維持される第2状態に遷移する移動通信システムにおける移動通信方法であって、
前記第2状態において、前記サービングゲートウェイ装置が、前記ベアラを介して前記移動局宛てのユーザデータを受信した場合に、前記移動管理ノードに対して、該移動局の識別情報を含む下りリンクデータ通知信号を送信する工程と、
前記移動管理ノードが、前記下りリンクデータ通知信号を受信した場合には、前記移動局の再アタッチ処理が完了していない場合であっても、該下りリンクデータ通知信号の送信元である前記サービングゲートウェイ装置に対して、該移動局の識別情報及び前記再アタッチ処理或いは呼び出し処理した旨を示す情報を含む信号を送信する工程と、
前記サービングゲートウェイ装置が、前記信号を受信した場合に、前記パケットデータネットワークゲートウェイ装置との間で、該信号に含まれる前記移動局の識別情報に対応する前記コネクションを解放する工程とを有することを特徴とする移動通信方法。 - 移動局とサービングゲートウェイ装置とパケットデータネットワークゲートウェイ装置との間で1又は複数のベアラを含むコネクションが設定されている第1状態で、移動管理ノードが再開した場合、該移動局と該サービングゲートウェイ装置との間で該コネクションが解放され、該サービングゲートウェイ装置と該パケットデータネットワークゲートウェイ装置との間でのみ該コネクションが維持される第2状態に遷移する移動通信システムにおいて用いられる移動管理ノードであって、
前記第2状態において、前記サービングゲートウェイ装置から、前記移動局の識別情報を含む下りリンクデータ通知信号を受信するように構成されており、
前記下りリンクデータ通知信号を受信した場合に、前記移動局の再アタッチ処理が完了していない場合であっても、該下りリンクデータ通知信号の送信元である前記サービングゲートウェイ装置に対して、該移動局の識別情報及び前記再アタッチ処理或いは呼び出し処理した旨を示す情報を含む信号を送信するように構成されていることを特徴とする移動管理ノード。
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU2013136833/08A RU2013136833A (ru) | 2011-01-07 | 2011-12-28 | Способ мобильной связи, узел управления мобильными устройствами и устройство обслуживающего шлюза |
EP11854549.0A EP2663156A4 (en) | 2011-01-07 | 2011-12-28 | MOBILE COMMUNICATION METHOD, MOBILE MANAGEMENT NODES AND SERVING GATEWAYS |
CN2011800643049A CN103283301A (zh) | 2011-01-07 | 2011-12-28 | 移动通信方法、移动管理节点和服务网关设备 |
US13/978,101 US9282578B2 (en) | 2011-01-07 | 2011-12-28 | Mobile communication method, mobile management node, and serving gateway apparatus |
BR112013017457A BR112013017457A2 (pt) | 2011-01-07 | 2011-12-28 | método de comunicação móvel e nó de gerenciamento de móvel |
KR20137017647A KR101497255B1 (ko) | 2011-01-07 | 2011-12-28 | 모바일 통신 방법, 모바일 관리 노드, 및 서빙 게이트웨이 장치 |
AU2011353862A AU2011353862A1 (en) | 2011-01-07 | 2011-12-28 | Mobile communication method, mobile management nodes, and serving gateways |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011-002554 | 2011-01-07 | ||
JP2011002554 | 2011-01-07 | ||
JP2011085415A JP5021821B2 (ja) | 2011-01-07 | 2011-04-07 | 移動通信方法、移動管理ノード及びサービングゲートウェイ装置 |
JP2011-085415 | 2011-04-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2012093639A1 true WO2012093639A1 (ja) | 2012-07-12 |
Family
ID=46457496
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2011/080445 WO2012093639A1 (ja) | 2011-01-07 | 2011-12-28 | 移動通信方法、移動管理ノード及びサービングゲートウェイ装置 |
Country Status (9)
Country | Link |
---|---|
US (1) | US9282578B2 (ja) |
EP (1) | EP2663156A4 (ja) |
JP (1) | JP5021821B2 (ja) |
KR (1) | KR101497255B1 (ja) |
CN (1) | CN103283301A (ja) |
AU (2) | AU2011353862A1 (ja) |
BR (1) | BR112013017457A2 (ja) |
RU (1) | RU2013136833A (ja) |
WO (1) | WO2012093639A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103442425A (zh) * | 2013-08-21 | 2013-12-11 | 大唐移动通信设备有限公司 | 一种指示寻呼、寻呼的方法及设备 |
CN107613571A (zh) * | 2012-07-18 | 2018-01-19 | 华为技术有限公司 | 一种数据连接管理的方法、装置及系统 |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2764054A1 (en) * | 2009-09-18 | 2011-03-24 | Nec Corporation | Communication system and communication controlling method |
JP5011439B2 (ja) | 2011-01-07 | 2012-08-29 | 株式会社エヌ・ティ・ティ・ドコモ | 移動通信方法、移動管理ノード及びサービングゲートウェイ装置 |
KR20140071866A (ko) * | 2012-12-04 | 2014-06-12 | 에릭슨 엘지 주식회사 | 호 처리 제어 방법 및 장치 |
CN103970861B (zh) * | 2014-05-07 | 2017-11-17 | 华为技术有限公司 | 信息呈现方法和设备 |
CN105430591B (zh) * | 2014-09-05 | 2019-12-06 | 中兴通讯股份有限公司 | 设备到设备业务恢复的方法、装置以及归属用户服务器 |
EP3001702B1 (en) | 2014-09-26 | 2021-02-24 | Alcatel Lucent | Support of mobile-terminated application services in a mobile system |
CN112566201A (zh) * | 2015-10-09 | 2021-03-26 | 苹果公司 | 网络发起的分组数据网络连接 |
CN108696861A (zh) * | 2017-02-17 | 2018-10-23 | 中国移动通信集团河南有限公司 | 一种呼叫处理方法、移动管理实体设备和服务网关 |
JP6698618B2 (ja) * | 2017-11-20 | 2020-05-27 | シャープ株式会社 | Ue及びueの通信制御方法 |
JP7283869B2 (ja) * | 2018-08-10 | 2023-05-30 | シャープ株式会社 | ユーザ装置、制御装置、及び通信制御方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009267706A (ja) * | 2008-04-24 | 2009-11-12 | Hitachi Communication Technologies Ltd | 無線通信システム及び基地局収容サーバ |
JP2012004846A (ja) * | 2010-06-16 | 2012-01-05 | Ntt Docomo Inc | 移動通信方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB0015715D0 (en) | 2000-06-27 | 2000-08-16 | Nokia Networks Oy | Maintaining association in a communications network |
RU2297101C2 (ru) | 2002-05-01 | 2007-04-10 | Мета4Хэнд Инк. | Обработка данных в беспроводной сети |
CN101316440B (zh) | 2007-05-28 | 2012-07-04 | 华为技术有限公司 | 网络锚点的地址保存到网络服务器的实现方法及通信系统 |
US8290518B2 (en) * | 2009-02-05 | 2012-10-16 | Zte (Usa) Inc. | Paging mechanisms for mobile stations with multiple subscriptions |
US10893556B2 (en) * | 2009-04-30 | 2021-01-12 | Samsung Electronics Co., Ltd | Method and apparatus for supporting local IP access in a femto cell of a wireless communication system |
US8831014B2 (en) * | 2009-09-26 | 2014-09-09 | Cisco Technology, Inc. | Providing services at a communication network edge |
WO2011049370A2 (en) * | 2009-10-21 | 2011-04-28 | Lg Electronics Inc. | Method for determining isr activation in mobile communications system |
-
2011
- 2011-04-07 JP JP2011085415A patent/JP5021821B2/ja active Active
- 2011-12-28 WO PCT/JP2011/080445 patent/WO2012093639A1/ja active Application Filing
- 2011-12-28 EP EP11854549.0A patent/EP2663156A4/en not_active Withdrawn
- 2011-12-28 US US13/978,101 patent/US9282578B2/en active Active
- 2011-12-28 CN CN2011800643049A patent/CN103283301A/zh active Pending
- 2011-12-28 RU RU2013136833/08A patent/RU2013136833A/ru not_active Application Discontinuation
- 2011-12-28 BR BR112013017457A patent/BR112013017457A2/pt not_active Application Discontinuation
- 2011-12-28 AU AU2011353862A patent/AU2011353862A1/en not_active Abandoned
- 2011-12-28 KR KR20137017647A patent/KR101497255B1/ko active IP Right Grant
-
2015
- 2015-08-13 AU AU2015213325A patent/AU2015213325B2/en active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009267706A (ja) * | 2008-04-24 | 2009-11-12 | Hitachi Communication Technologies Ltd | 無線通信システム及び基地局収容サーバ |
JP2012004846A (ja) * | 2010-06-16 | 2012-01-05 | Ntt Docomo Inc | 移動通信方法 |
Non-Patent Citations (4)
Title |
---|
"Study of EPC Nodes Restoration;(Release 10)", 3GPP TR 23.857 V1.1.0, February 2011 (2011-02-01), pages 10 - 12, XP050476250 * |
NEC: "EPC node failure", 3GPP TSG CT4 MEETING #49, C4-101116, May 2010 (2010-05-01), XP050411725 * |
NTT DOCOMO: "New cause of DDN ack for MME restart and restoration procedure", 3GPP TSG CT4 MEETING #52, C4-110529, February 2011 (2011-02-01), XP050484280 * |
See also references of EP2663156A4 * |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107613571A (zh) * | 2012-07-18 | 2018-01-19 | 华为技术有限公司 | 一种数据连接管理的方法、装置及系统 |
CN107613571B (zh) * | 2012-07-18 | 2021-05-18 | 华为技术有限公司 | 一种数据连接管理的方法、装置及系统 |
US11570842B2 (en) | 2012-07-18 | 2023-01-31 | Huawei Technologies Co., Ltd. | Method, apparatus and system for data connection management |
CN103442425A (zh) * | 2013-08-21 | 2013-12-11 | 大唐移动通信设备有限公司 | 一种指示寻呼、寻呼的方法及设备 |
Also Published As
Publication number | Publication date |
---|---|
US9282578B2 (en) | 2016-03-08 |
KR101497255B1 (ko) | 2015-02-27 |
EP2663156A4 (en) | 2014-08-20 |
CN103283301A (zh) | 2013-09-04 |
AU2015213325A1 (en) | 2015-09-03 |
RU2013136833A (ru) | 2015-02-20 |
JP5021821B2 (ja) | 2012-09-12 |
KR20130091359A (ko) | 2013-08-16 |
EP2663156A1 (en) | 2013-11-13 |
US20130279421A1 (en) | 2013-10-24 |
AU2015213325B2 (en) | 2016-05-12 |
JP2012156975A (ja) | 2012-08-16 |
AU2011353862A1 (en) | 2013-06-13 |
BR112013017457A2 (pt) | 2017-07-18 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP5021821B2 (ja) | 移動通信方法、移動管理ノード及びサービングゲートウェイ装置 | |
WO2012093640A1 (ja) | 移動通信方法、移動管理ノード及びサービングゲートウェイ装置 | |
JP6012772B2 (ja) | プリページング中の回線交換フォールバック(csfb) | |
JP5011439B2 (ja) | 移動通信方法、移動管理ノード及びサービングゲートウェイ装置 | |
JP5342511B2 (ja) | 移動通信方法及び呼セッション制御サーバ装置 | |
JP2011512065A (ja) | 進化型パケットネットワークにおいて回線交換ドメインサービスを処理する方法、システムおよび装置 | |
EP2117240A1 (en) | Mobile communication system, mobile communication method, access device, and gateway information storage device | |
CA2802030C (en) | Mobile communication method | |
WO2012128355A1 (ja) | 移動通信方法 | |
WO2011043406A1 (ja) | 移動通信方法、移動管理用ノード、測位演算用ノード及び移動局 | |
US8868114B2 (en) | Network entity for mobile communications | |
WO2012108468A1 (ja) | 移動局、通信アプリケーション及び移動通信方法 | |
JP5084937B2 (ja) | 移動通信方法、移動管理ノード及びサービングゲートウェイ装置 | |
KR100939846B1 (ko) | 무선 통신 시스템에서 VoIP 서비스 제공 시스템 및방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 11854549 Country of ref document: EP Kind code of ref document: A1 |
|
ENP | Entry into the national phase |
Ref document number: 2011353862 Country of ref document: AU Date of ref document: 20111228 Kind code of ref document: A |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2011854549 Country of ref document: EP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 13978101 Country of ref document: US |
|
ENP | Entry into the national phase |
Ref document number: 20137017647 Country of ref document: KR Kind code of ref document: A |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
ENP | Entry into the national phase |
Ref document number: 2013136833 Country of ref document: RU Kind code of ref document: A |
|
REG | Reference to national code |
Ref country code: BR Ref legal event code: B01A Ref document number: 112013017457 Country of ref document: BR |
|
ENP | Entry into the national phase |
Ref document number: 112013017457 Country of ref document: BR Kind code of ref document: A2 Effective date: 20130708 |