Patent application number | Description | Published |
20100182917 | METHOD AND APPARATUS FOR ROUTING A PACKET IN MOBILE IP SYSTEM - The system includes a mobile node ( | 07-22-2010 |
20100182960 | VRM SELECTION - There are provided a method, a network system, and a router capable of decreasing the chance of VRM or VLM changes so as to reduce signaling, and consequently contributing to better scalability. The method is applied to mobility management used in an IP-based network system, which contains a plurality of access routers (AR), location managers (LM) and routing managers (RM), through which a mobile node (MN) transmits and receives information. According to the method, a visited routing manager (VRM) where the MN is currently located monitors the MN, an AR currently communicating with the MN discriminates whether or not the MN is moving out of its connectivity range, and the VRM discriminates whether or not the MN is moving out of its control range. Then, the method switches mobility management over from the current AR to a new AR in accordance with the discrimination results, and switches mobility management over from the current VRM to a new VRM in accordance with the discrimination result. | 07-22-2010 |
20100202323 | PATH ESTABLISHMENT METHOD, ACCESS NETWORK SWITCHING METHOD, ACCESS NETWORK SWITCHING APPARATUS, MOBILE STATION, AND PROXY ACCESS NETWORK SWITCHING APPARATUS - In a mobile communication system including a mobile station, an access apparatus for performing connection control between the mobile station and an access network, and an access network switching apparatus for switching access networks to communicate with the mobile station, the mobile station establishes a first path to communicate with the access apparatus, when the mobile station enters a coverage area of the access apparatus. The access apparatus establishes a second path to communicate with the access network switching apparatus when the first path is established. The access network switching apparatus switches the access networks when a predetermined condition is satisfied. | 08-12-2010 |
20100322245 | ROUTING MANAGER HIERARCHY - There are provided a scalable method for mobility management applied to an IP-based network system including a plurality of routers and a plurality of servers, a part of which serve as a home routing manager (HRM), a part of which serve as local routing managers (LRM) for individual mobile nodes. The method at least comprises the steps of sending a first query about a routing address of a destination mobile node toward the HRM, based on an activation notification (AN) from an ingress access router (AR) of the plurality of routers, triggered by a source mobile mode, from an LRM receiving the activation notification; relaying the first query via one or more intermediate routing managers (IRM) closer to the HRM until the first query reaches the HRM; and in response to the first query, sending the routing address of the destination mobile node back to the ingress access router through the relay path from the HRM. | 12-23-2010 |
20100330982 | MOBILE STATION, MOBILE EXCHANGE STATION AND MOBILE COMMUNICATION METHOD - A mobile station ( | 12-30-2010 |
20110165855 | EMERGENCY INFORMATION NOTIFICATION SYSTEM - An emergency information reporting method, wherein a broadcast equipment (CBC) transmits an emergency information reporting message including a distribution area and emergency information to a switching center (MME) corresponding to the distribution area, the switching center (MME) generates an emergency information reporting message including cell identification information and transmits the message to a wireless base station (eNB) which manages the cell corresponding to the distribution area included in the received emergency information reporting message, and the wireless base station (eNB) broadcasts the emergency information included in the received emergency information reporting message to the cell corresponding to the cell identification information included in the emergency information reporting message. | 07-07-2011 |
20110207394 | MESSAGE DISTRIBUTION METHOD, RADIO BASE STATION, AND MESSAGE DISTRIBUTION STATION - A message distribution method according to the present invention includes the steps of: (A) determining, at a message distribution station (CBC), distribution area information and a distribution type, based on a message distribution request received from a flash report transmission station (CBE) and containing distribution target area information, and reporting, from the message distribution station (CBC) to a radio base station (eNB), the distribution area information and the distribution; and (B) determining, at the radio base station (eNB), the distribution area, based on the distribution area information and the distribution type, and distributing, from the radio base station to the mobile station in the distribution area, a predetermined message. | 08-25-2011 |
20120033638 | MOBILE COMMUNICATION METHOD, GATEWAY APPARATUS AND SERVER APPARATUS - A mobile communication method according to the present invention includes the steps of: (A) disconnecting a core network bearer when it is determined that a mobile station (UE) visits a radio access network of the W-CDMA scheme and communication is not performed via the core network bearer for a predetermined period; and (B) holding the core network bearer when it is determined that the mobile station (UE) visits a radio access network of the LTE scheme and communication is not performed via the core network bearer for the predetermined period. | 02-09-2012 |
20120088521 | MOBILE COMMUNICATION METHOD, MOBILE COMMUNICATION SYSTEM, MOBILE SWITCHING CENTER, SERVER DEVICE, AND RADIO BASE STATION - A radio base station according to the present invention comprising a mobile switching center MME, comprising, a location measurement request transmission unit configured to determine the mobile station location measurement type that must be performed corresponding to Provide Subscriber Location, the location measurement request transmission unit configured to transmit Location Request to the server device ESMLC when a determination is made to perform location measurement other than simple location measurement on the mobile station UE corresponding to Provide Subscriber Location, and a location measurement result transmission unit configured to transmit the mobile station location measurement result received from the radio base station eNB or the second server device ESMLC to the server device SMLC. | 04-12-2012 |
20120094667 | MOBILE COMMUNICATION METHOD, MOBILE STATION, AND SWITCHING CENTER - A mobile communication method according to the present invention comprising, a step in which a mobile station transmits a first location registration request signal including capability information indicating that it is compatible with a second radio access network, to a mobile switching center housing a first radio access network, a step in which the mobile switching center transmits a location registration rejection signal, which includes information indicating that communication using a second radio access network is not allowed, to the mobile station, a step in which the mobile station transmits a second location registration request signal, which includes capability information indicating that it is not compatible with the second radio access network, to the mobile switching center in response to the location registration rejection signal and a step in which the mobile switching center performs a location registration process with respect to the first radio access network of the mobile station in response to the second location registration request signal. | 04-19-2012 |
20130012243 | MOBILE COMMUNICATION METHOD, CALL CONTROL NODE, PRIORITY CONTROL NODE AND MOBILITY MANAGEMENT NODE - The present invention provides the steps of: at a priority control node (PCRF), when reception of an invite signal including priority call information is notified from a call control node (P-CSCF), determining whether it is required to change the ARP of a call control signal bearer for sending the invite signal from a gateway (P-GW) to a mobile terminal (UE) to a higher ARP than the priority set in the call control signal bearer; when change of the ARP is determined to be required, changing the ARP of the call control signal bearer to a higher ARP than the ARP set in the call control signal bearer; and performing a paging for the mobile terminal (UE) according to the priority of the call control signal bearer. | 01-10-2013 |
20130058278 | MOBILE COMMUNICATION METHOD AND GATEWAY APPARATUS - A mobile communication method according to the present invention includes a step in which the gateway apparatus P-GW transmits “Proxy Binding Acknowledgement containing “O Flag setting information” indicating whether or not a DNSv6 address is allocated to the mobile station UE to the gateway apparatus S-GW in response to the reception of the “Proxy Binding Update”, and a step in which the gateway apparatus S-GW instructs the mobile station UE that there is no need to acquire a DNSv6 address using a DHCP request signal with “O Flag” in RA when the received “O Flag setting information” indicates that a DNSv6 address is allocated to the mobile station UE. | 03-07-2013 |
20130070655 | MOBILE COMMUNICATION METHOD AND MOBILE COMMUNICATION SYSTEM - A mobile communication method according to the present invention includes the steps of: sending “INVITE” from a UE# | 03-21-2013 |
20130102315 | MOBILE COMMUNICATION SYSTEM AND MOBILE STATION - A mobile communication system according to the present invention is configured to be capable of switching a mobile station UE from a first communication state performing first AV communication via E-UTRAN to a second communication state performing second AV communication via UTRAN/GERAN, by performing a SRVCC procedure, codec information to be used in the second AV communication is exchanged between the mobile station UE and a MSC server/MGW in the first communication state before the SRVCC procedure is started, and the mobile station UE is configured to, in the SRVCC procedure, send the MSC server/MGW a command to switch to the exchanged codec information “Pseudo 3G H324M negotiation”. | 04-25-2013 |
20130115957 | MOBILE COMMUNICATION METHOD, MOBILITY MANAGEMENT APPARATUS AND RADIO BASE STATION - To enable a UE ( | 05-09-2013 |
20130170438 | PAGING METHOD, CORE NETWORK APPARATUS, RADIO ACCESS NETWORK APPARATUS AND GATEWAY APPARATUS - A paging method of the present invention is a paging method for paging a UE ( | 07-04-2013 |
20130184004 | MOBILE COMMUNICATION METHOD, POSITIONING APPARATUS AND RADIO BASE STATION - The present invention allows eNB information to be easily acquired from an eNB ( | 07-18-2013 |
20130217393 | MOBILE COMMUNICATION METHOD, RADIO ACCESS NETWORK APPARATUS AND MOBILE STATION - A mobile communication method according to the present invention includes the steps of: transmitting an “Extended Service Request” from a mobile station UE in Idle mode to a mobility management node MME via a radio base station eNodeB; transmitting an “Initial UE Context Setup Request” from the mobile station UE to the radio base station eNodeB, the “Initial UE Context Setup Request containing priority call information; and preferentially allocating resources to the E-RAB for the mobile station UE by the radio base station eNodeB based on the priority call information contained in the received “Initial UE Context Setup Request.” | 08-22-2013 |
20130235846 | MOBILE COMMUNICATION SYSTEM - In a mobile communication system capable of switching between a first communication state and a second communication state, in a case of a first communication state, a VoIP media signal is exchanged between a mobile station UE # | 09-12-2013 |
20130250750 | MOBILE COMMUNICATION METHOD, GATEWAY APPARATUS, MOBILITY MANAGEMENT NODE, AND CALL SESSION CONTROL SERVER APPARATUS - A mobile communication method according to the present invention includes a step A of re-establishing, by IMS (P-CSCF), association among a PDN connection, a PCC connection #1 and a PCC connection #2 in case of detecting a specified event after detecting a failure in PCRF. | 09-26-2013 |
20130259000 | MOBILE COMMUNICATION METHOD, RADIO ACCESS NETWORK APPARATUS AND MOBILE STATION - A mobile communication method according to the present invention includes the steps of: transmitting an “Extended Service Request” from a mobile station UE in Idle mode to a mobility management node MME via a radio base station eNodeB; transmitting an “Initial UE Context Setup Request” from the mobile station UE to the radio base station eNodeB, the “Initial UE Context Setup Request containing priority call information; and preferentially allocating resources to the E-RAB for the mobile station UE by the radio base station eNodeB based on the priority call information contained in the received “Initial UE Context Setup Request.” | 10-03-2013 |
20130279420 | MOBILE COMMUNICATION METHOD, MOBILE MANAGEMENT NODE, AND SERVING GATEWAY APPARATUS - A mobile communication method according to the present invention includes the steps of: starting, by a UE, re-attach processing for MME# | 10-24-2013 |
20130279421 | MOBILE COMMUNICATION METHOD, MOBILE MANAGEMENT NODE, AND SERVING GATEWAY APPARATUS - A mobile communication method according to the present invention includes the steps of: starting, by a UE, re-attach processing for MME# | 10-24-2013 |
20130286843 | MOBILE COMMUNICATION METHOD, GATEWAY APPARATUS, MOBILITY MANAGEMENT NODE, AND CALL SESSION CONTROL SERVER APPARATUS - A mobile communication method according to the present invention includes a step A of re-establishing a PDN connection by P-GW in case of detecting implementation of C-Plane processing related to the mobile station after detecting restart of PCRF. | 10-31-2013 |
20130308546 | MOBILE STATION, COMMUNICATION APPLICATION, AND MOBILE COMMUNICATION METHOD - A communication application is caused to be capable of receiving a “RA” before “Router lifetime” expires, while avoiding waste of radio resources, waste of a battery of a mobile station UE or an externally-connected apparatus, or network processing required for the mobile station UE to transition between an “IDLE state” and an “ACTIVE” state. The mobile station UE according to the invention includes a RA reception unit configured to receive a “RA” from the network and a RA transmission unit | 11-21-2013 |
20130309993 | MOBILE COMMUNICATIONS METHOD AND CALL SESSION CONTROL NODE - A mobile communication method according to the present invention includes a step A of establishing a connection in a core network for an emergency call originated by UE, a step B of performing “IMS emergency registration processing originated by the UE”, and a step C of performing processing for originating the emergency call from the UE. In the step B, a “Cell ID” of a serving cell for the UE saved in an HSS is transmitted to an IMS. In the step C, the IMS selects an emergency notification device | 11-21-2013 |
20130321557 | MOBILE COMMUNICATION METHOD - A mobile communication method according to the present invention includes the step of, if handover of bearers configuring a path for a video communication from E-UTRAN to UTRAN fails, causing a MME or a MSC server to decide whether to hand over only a PS voice bearer of the bearers from E-UTRAN to UTRAN or to cancel the handover of the bearers. | 12-05-2013 |
20130321558 | MOBILE COMMUNICATION METHOD AND MOBILITY MANAGEMENT NODE - To provide a scheme for deciding a switching method for the video call when an UE#1 in video call with an UE#2 is caused to perform handover from an E-UTRAN to a UTRAN/GERAN. A mobile communication method according to the present invention is summarized by including the steps of: deciding the switching method for the video call, when a video bearer and a voice bearer which configure a path for the video call are set, by an IMS; and maintaining information on the decided switching method and association information with which information on the video bearer is in association with information on the voice bearer, by a mobile communcation network and an eNB. | 12-05-2013 |
20130322407 | MOBILE COMMUNICATION SYSTEM, MOBILE COMMUNICATION METHOD, PACKET DATA NETWORK GATEWAY, AND SERVING GATEWAY - To avoid a phenomenon that a UE cannot transmit uplink packets even when a TAU/RAU process, handover process, or radio switching process of the UE frequently occurs and an S-GW to which the UE is to be connected is frequently changed in an EPC network to which PMIPv6 is applied. A mobile communication system including an EPC network to which PMIPv6 is applied is configured such that a S-GW#2 determines whether or not to transmit the RA to the UE based on RA transmission information transmitted by a P-GW, when the S-GW to which the UE is to be connected is changed from an S-GW#1 to the S-GW#2 by the TAU/RAU process, handover process, or radio switching process. | 12-05-2013 |
20130343325 | MOBILE COMMUNICATION METHOD - A mobile communication method according to an embodiment of the invention includes: a step A of causing a S-GW# | 12-26-2013 |
20140016553 | MOBILE COMMUNICATION METHOD, MOBILE MANAGEMENT NODE, AND SERVING GATEWAY APPARATUS - A mobile communication method in a mobile communication system according to the present invention in which when MME# | 01-16-2014 |
20150063306 | MOBILE COMMUNICATION SYSTEM - A mobile communication system and method that includes a radio access system employing a first communication scheme supporting packet-switched communication and a radio access system employing a second communication scheme supporting both circuit-switched communication and the packet-switched communication. The mobile communication system is configured to switch between a first communication state and a second communication state realizing single radio voice call continuity (SRVCC). The first communication state is when a first mobile station visits the radio access system employing the first communication scheme, and performs voice communication with a second mobile station and packet communication by using packet-switched system. The second communication state is when the first mobile station visits the radio access system employing the second communication scheme, and performs voice communication with the second mobile station by using circuit-switched system, and performs packet communication with the second station by using the packet-switched system. | 03-05-2015 |
20150072695 | PRIVATE BRANCH EXCHANGE SYSTEM, PRIVATE BRANCH EXCHANGE SERVER, AND COMMUNICATION METHOD - A private branch exchange system capable of enabling radio communication terminals belonging to an extension group to perform device-to-device direct communication (D2D communication) by using a radio access network such as LTE. A private branch exchange server | 03-12-2015 |
20150079976 | COMMUNICATION SYSTEM, PHONEBOOK SERVER, RADIO COMMUNICATION TERMINAL, AND COMMUNICATION METHOD - Provided are a communication system capable of causing a communication application to speedily find out whether D2D communication is possible or not. The phonebook server | 03-19-2015 |
20150087283 | RADIO COMMUNICATION SYSTEM, COMMUNICATION CONTROL APPARATUS, RADIO COMMUNICATION TERMINAL, AND COMMUNICATION CONTROL METHOD - Provided are a radio communication system allowing D2D communication to be provided by using a radio access network such as LTE while controlling the radio communication terminals from the network side. A radio base station | 03-26-2015 |
Patent application number | Description | Published |
20120165013 | MOBILE COMMUNICATION METHOD, MOBILE COMMUNICATION SYSTEM, MOBILE STATION, MOBILE MANAGEMENT DEVICE, AND RADIO BASE STATION - A mobile communication method according to the present invention comprising a step in which the mobile station activates a the reconnection waiting timer for GBR disconnection when RLF has been detected in the AS-GBR bearer, and the mobile station deletes AS bearer related to the AS-GBR bearer when expiration of the reconnection waiting timer for GBR disconnection has been detected before restoration of the AS-GBR bearer is detected, a step in which the mobile station activates a NAS-GBR bearer release timer when deleting the AS bearer information, and the mobile station deletes NAS bearer information related to the NAS-GBR bearer when expiration of the NAS-GBR bearer release timer has been detected. | 06-28-2012 |
20120195261 | MOBILE COMMUNICATION SYSTEM - In a mobile communication system capable of switching between a first communication state and a second communication state, in a case of a first communication state, a VoIP media signal is exchanged between a mobile station. UE # | 08-02-2012 |
20120220312 | MOBILE COMMUNICATION METHOD, MOBILE MANAGEMENT NODE, AND MOBILE STATION - The mobile communication method according to the present invention includes: a step of acquiring and storing, by a mobile management node MME, Cell-ID for identifying a cell in which a mobile station UE exists, in an MM process; a step of transmitting, by the mobile management node MME, a positioning process signal “Location Request” including the stored Cell-ID to a positioning calculation node E-SMLC, in an LCS process; and a step of performing, by the positioning calculation node E-SMLC, a positioning process of the mobile station UE, using the Cell-ID included in the received positioning process signal “Location Request”, in the LCS process. | 08-30-2012 |
20120230286 | MOBILE COMMUNICATION METHOD, MOBILITY MANAGEMENT NODE, AND PACKET EXCHANGER - A mobile communication method according to the present invention includes a step A of releasing, by a gateway device S-GW, a first GBR bearer for a mobile station UE and transmitting “Downlink Data Notification” to a packet exchanger SGSN if a fault of a radio network controller RNC is detected in the state in which a second GBR bearer for the mobile station UE is set, a step B of transmitting, by the packet exchanger SGSN, “Paging” to the mobile station UE, and a step C of starting, by the packet exchanger SGSN, a procedure for releasing the second GBR bearer when no response to the “Paging” is received from the mobile station UE in a predetermined period. | 09-13-2012 |
20120263110 | MOBILE COMMUNICATION METHOD, MOBILITY MANAGEMENT NODE, AND PACKET EXCHANGER - A mobile communication method according to the present invention includes a step A of releasing, by a gateway device S-GW, a first GBR bearer for a mobile station UE and transmitting “Downlink Data Notification” to a packet exchanger SGSN if a fault of a radio network controller RNC is detected in the state in which a second GBR bearer for the mobile station UE is set, a step B of transmitting, by the packet exchanger SGSN, “Paging” to the mobile station UE, and a step C of starting, by the packet exchanger SGSN, a procedure for releasing the second GBR bearer when no response to the “Paging” is received from the mobile station UE in a predetermined period. | 10-18-2012 |
20120270548 | MOBILE COMMUNICATION METHOD AND MOBILE STATION - A mobile station UE according to the present invention includes a control unit | 10-25-2012 |
20120270574 | MOBILE COMMUNICATION METHOD, SESSION CONTROL NODE, GATEWAY DEVICE, AND MOBILITY MANAGEMENT NODE - A mobile communication method according to the present invention includes a step of establishing, by a session control node S/P-CSCF, a prioritized-call bearer between a gateway device P-GW and a mobile station UE when an Invite signal including prioritized-call information is received; a step of transmitting, by the session control node S/P-CSCF, the Invite signal including the prioritized-call information to the gateway device P-GW after the prioritized-call bearer is established; and a step of transmitting, by the gateway device P-GW, the Invite signal including the prioritized-call information to the mobile station UE. | 10-25-2012 |
20130039301 | MOBILE COMMUNICATION METHOD, RADIO ACCESS NETWORK APPARATUS AND MOBILE STATION - A mobile communication method according to the present invention includes the steps of: transmitting an “Extended Service Request” from a mobile station UE in Idle mode to a mobility management node MME via a radio base station eNodeB; transmitting an “Initial UE Context Setup Request” from the mobile station UE to the radio base station eNodeB, the “Initial UE Context Setup Request containing priority call information; and preferentially allocating resources to the E-RAB for the mobile station UE by the radio base station eNodeB based on the priority call information contained in the received “Initial UE Context Setup Request.” | 02-14-2013 |
20130040645 | MOBILE COMMUNICATION METHOD, RADIO ACCESS NETWORK APPARATUS AND MOBILE STATION - A mobile communication method according to the present invention includes the steps of: transmitting an “Extended Service Request” from a mobile station UE in Idle mode to a mobility management node MME via a radio base station eNodeB; transmitting an “Initial UE Context Setup Request” from the mobile station UE to the radio base station eNodeB, the “Initial UE Context Setup Request containing priority call information; and preferentially allocating resources to the E-RAB for the mobile station UE by the radio base station eNodeB based on the priority call information contained in the received “Initial UE Context Setup Request.” | 02-14-2013 |
Patent application number | Description | Published |
20120225647 | MOBILE COMMUNICATION METHOD, MOBILE MANAGEMENT NODE, POSITIONING CALCULATION NODE, AND MOBILE STATION - To eliminate the problems when a handover by a mobile station UE over a radio base station eNodeB is performed during a positioning process of the mobile station UE. A mobile management node MME according to the present invention is configured to transmit a transfer signal “S1-AP Downlink NAS Transport” including an LPP signal received from a positioning calculation node E-SMLC and the identification information of the E-SMLC to a radio base station eNodeB, and when a transmission failure reason included in a transmission failure notification signal “S1-AP NON DELIVERY INDICATION” received from the radio base station eNodeB indicates a positioning failure, the mobile management node MME transmits the transmission failure reason and the LPP signal included in the transmission failure notification signal “S1-AP NON DELIVERY INDICATION” to the positioning calculation node E-SMLC identified by the identification information of the E-SMLC included in the transmission failure notification signal. | 09-06-2012 |
20120225675 | MOBILE COMMUNICATION METHOD, MOBILE MANAGEMENT NODE, AND MOBILE STATION - The mobile communication method according to the present invention includes: a step of acquiring and storing, by a mobile management node MME, Cell-ID for identifying a cell in which a mobile station UE exists, in an MM process; a step of transmitting, by the mobile management node MME, a positioning process signal “Location Request” including the stored Cell-ID to a positioning calculation node E-SMLC, in an LCS process; and a step of performing, by the positioning calculation node E-SMLC, a positioning process of the mobile station UE, using the Cell-ID included in the received positioning process signal “Location Request”, in the LCS process. | 09-06-2012 |
20130142120 | MOBILE COMMUNICATION METHOD AND CALL SESSION CONTROL SERVER DEVICE - A mobile communication method according to the present invention includes the steps of: causing an MME to restart with a bearer for a UE established between an S-GW and a P-GW; causing a P/S-CSCF to transmit a terminating signal addressed to the UE to the S-GW via the P-GW; causing the S-GW to notify the P/S-CSCF via the P-GW that the MME has restarted; causing the P/S-CSCF to hold the terminating signal addressed to the UE; and causing the P/S-CSCF to transmit the terminating signal addressed to the UE to the S-GW via the P-GW after the UE is registered with an IMS again. | 06-06-2013 |
20130143559 | MOBILE COMMUNICATION METHOD AND CORE NETWORK APPARATUS - A mobile communication method according to the present invention includes a step A in which an SGSN/MME determines whether to allow a UE to turn into an always-on state in which a bearer for a UE is always established in a core network when “Attach Request” or “RA Update Request/TA Update Request” is received from the UE, and a step B in which the SGSN/MME transmits always-on information indicating the determination result to the UE by using “Attach Accept” or “RA Update Accept/TA Update Accept”. | 06-06-2013 |
20130148594 | MOBILE COMMUNICATION METHOD - A mobile communication method according to the present invention includes the steps of : causing an MME# | 06-13-2013 |
20130188603 | MOBILE COMMUNICATION METHOD - A mobile communication method according to the invention comprises the steps of: causing MSC server/CS-MGW to transmit a path switching signal and activate a timer; causing UE# | 07-25-2013 |
20130208659 | MOBILE COMMUNICATION METHOD AND MOBILE COMMUNICATION SYSTEM - The characteristic of a mobile communication system according to the present invention is that the mobile communication system includes the steps of: causing an MME in a visitor network of UE#1 to acquire SRVCC capability of the UE#1 and to notify an HSS of the SRVCC capability of the UE#1 in an attach process or location registration process of the UE#1; and causing an ATCF, which controls an ATGW, to acquire the SRVCC capability of the UE#1, in a registration process of the UE#1 with IMS. | 08-15-2013 |
20130265988 | MOBILE COMMUNICATION METHOD, MOBILITY MANAGEMENT NODE, SERVING GATEWAY APPARATUS, PACKET DATA NETWORK GATEWAY APPARATUS, POLICY CONTROLLER, AND PACKET SWITCH - A mobile communication system according to the present invention includes the steps of: causing an UE to switch a radio access network in a connection destination from E-UTRAN to UTRAN/GERAN; causing an MME to receive “Delete Bearer Request” to a voice communication packet bearer from an S-GW; and causing the MME to transmit to the S-GW a “Delete Bearer Response” to the “Delete Bearer Request”, without giving an instruction to the UE#1 or the E-UTRAN to release the voice communication packet bearer, if a core bearer disconnection flag is set in the received “Delete Bearer Request”. | 10-10-2013 |
20130272266 | MOBILE COMMUNICATION METHOD, RADIO ACCESS NETWORK DEVICE, AND MOBILITY MANAGEMENT NODE - A handover method according to the present invention includes a step A of transmitting, by MME, “Reloc/HO Req” including “PS/CS HO Indication” to RNC/BSS via MSC, a step B of transmitting, by the MME, “Reloc/HO Req” including the “PS/CS HO Indication” to the RNC/BSS via SGSN, and a step C of transmitting, by the RNC/BSS, “PS to CS Resp” and “Forward Reloc Resp” to the MME after both the “Reloc/HO Req (for a CS bearer)” and the “Reloc/HO Req (for a PS bearer)” are received. | 10-17-2013 |
20130272267 | MOBILE COMMUNICATION METHOD, SUBSCRIBER MANAGEMENT SERVER, AND SERVER - A mobile communication method according to the present invention includes a step A of causing an SCC-AS to transmit an inquiry signal to an HSS when the SCC-AS receives “Invite” addressed to a UE; a step B of causing the HSS to transmit a paging request signal; a step C of causing the HSS to determine a RAT which the UE is served in response to a paging result notification signal including a paging result in at least one of an UTRAN/GERAN and an E-UTRAN; a step D of causing the HSS to transmit serving area information of the UE including information on the RAT which the UE is served to the SCC-AS/S-CSCF; and a step E of causing the SCC-AS/S-CSCF to transfer the “Invite” addressed to the UE, to the UTRAN/GERAN or the E-UTRAN using a terminating call scheme selected based on the serving area information of the UE. | 10-17-2013 |
20130279475 | MOBILE COMMUNICATION METHOD AND MOBILITY MANAGEMENT NODE - A method of performing a handover according to the invention includes a step A of causing an MME to transmit “Forward Reloc Req” to an SGSN, and a step B of causing the MME to release a PS bearer which has been used for the voice communications and the packet communications of the UE# | 10-24-2013 |