Patent application number | Description | Published |
20140241333 | METHOD AND AN APPARATUS FOR ACCESS NETWORK SELECTION IN VISITED NETWORK IN A WIRELESS COMMUNICATION SYSTEM - A wireless communication system is disclosed. More particularly, access network selection scheme in visited network in a wireless communication system are disclosed. A method for selecting a Wireless Local Area Network (WLAN) access network by a user equipment (UE) in a visited network may comprise: determining, by the UE, if a selected WLAN access network in the visited network is available; updating, by the UE, a WLAN selection policy with a list of excluded WLAN access network, if the selected WLAN access network in the visited network is not available; and re-determining, by the UE, if there is an available WLAN access network in the visited network based on the updated WLAN selection policy. | 08-28-2014 |
20150223196 | METHOD FOR PROCESSING PAGING AND METHOD FOR RELAYING DOWNLINK DATA - The present invention relates to a method for processing paging from a server managing mobility within a mobile communication network. The method comprises the steps of: the mobility management server receiving a tracking area update (TAU) request from user equipment; the mobility management server obtaining context of the user equipment from a previous mobility management server for the user equipment; the mobility management server determining whether paging was being performed from the previous mobility management server by downlink data to be relayed to the user equipment, based on the context that is obtained; and relaying a paging signal to one or more base stations for the user equipment when the paging with respect to the user equipment is determined as being performed. | 08-06-2015 |
20150223197 | METHOD FOR PROCESSING PAGING AND METHOD FOR RELAYING DOWNLINK DATA - The present invention provides a method for processing paging from a server managing mobility in a mobile communication network. The method comprises: receiving from a network node a notification with respect to downlink data to be relayed to user equipment; transmitting a paging signal with respect to the user equipment to one or more base stations; receiving a context request with respect to the user equipment from a different server; recognizing that the paging will fail if the context request with respect to the terminal is received before receiving a reply to the paging; relaying a context reply to the different server depending on the recognition; and transmitting a processing request message with respect to the downlink data to the network node. | 08-06-2015 |
20150237592 | TRACKING AREA UPDATE METHOD AND USER EQUIPMENT - The present specification provides a method for performing a tracking area update (TAU) on user equipment. The method may comprise the steps of: sending a TAU request message to a target base station as user equipment moves from a source base station to the target base station; performing a service request procedure or a radio resource control (RRC) connection procedure shortly after receiving, from the target base station, information related to downlink data and/or information related to paging; and receiving a paging signal from the target base station after performing the procedure. | 08-20-2015 |
20150245258 | METHOD FOR PERFORMING A MOBILITY RELATED PROCEDURE AND USER EQUIPMENT THEREOF - One embodiment provides a method for performing a mobility related procedure. The method may comprise: transmitting, by the UE configured with a 2 | 08-27-2015 |
20150249900 | MTC MONITORING METHOD - The present invention relates to a machine-type communication (MTC) monitoring method. The MTC monitoring method includes the steps of: detecting an MTC monitoring-related event while an MTC device in operation having a first priority drives a delay timer; and, when the detected event needs to be reported, transmitting a request message including a report for the detected event to a network node even when the delay timer is being driven, wherein the request message can include an indicator indicating that the request message has been transmitted due to the event detection. | 09-03-2015 |
20150289078 | MTC MONITORING METHOD AND NETWORK NODE - The present specification provides a method for monitoring machine type communication (MTC). The method for monitoring MTC can comprise the steps of: receiving, by a new serving network node for monitoring, a context from a previous serving network node according to the movement of an MTC device; checking whether an indicator for the MTC monitoring is included in the context; and requesting for data related to an MTC monitoring event from another network entity on the basis of the indicator for the MTC monitoring which is included in the context and acquiring the same. | 10-08-2015 |
20150296321 | METHOD FOR TRANSMITTING DATA OF MTC DEVICE - The present specification provides a method for transmitting data of a machine type communication (MTC) device. The method for transmitting data of an MTC device comprises the steps of: receiving a mobility management (MM) latency timer from a mobility management entity within a network; operating the MM latency timer; | 10-15-2015 |
20150296557 | MTC MONITORING METHOD - One embodiment of the present specification provides a machine type communication (MTC) monitoring method to be implemented by a network node. The MTC monitoring method comprises the steps of: recognizing a drop of at least one bearer in a target base station by the control of a specific monitoring event when the monitoring event is satisfied according to a movement of an MTC device to be processed through one or a plurality of bearers toward a target base station of an invalid region through a packet data network (PDN) connected with a source base station; transferring, to the MTC device, information for indicating an entry into a valid region or information for indicating an activation of the bearers when detecting the escape of the MTC device from the invalid region and entrance into the valid region; and carrying out a procedure for resetting the dropped bearers. | 10-15-2015 |
20150304937 | METHOD FOR CONNECTING IMS-BASED SERVICE - The present specification provides a method for connecting an IP multimedia subsystem (IMS)-based service in a terminal. The method for connecting the IMS-based service, includes the steps of: setting a cause value denoting signaling or due to the IMS in an establishment cause field, when a session initiation protocol (SIP)-based message is required to be transmitted on a user plane for connecting the IMS-based service; transmitting a service request message of a non-access stratum (NAS) layer including service type (field) denoting signaling or due to a base station; and transmitting a radio resource control (RRC) connection request message including the set establishment cause field to the base station. | 10-22-2015 |
20150334644 | METHOD AND TERMINAL FOR DETERMINING ACCESS ON BASIS OF POLICY - One embodiment of the present specification provides a method for determining access on the basis of a policy. The method for determining access can comprise the steps for: receiving a plurality of policies including wireless LAN (WLAN) selection rules from a plurality of access network discovery and selection functions (ANDSFs) in a plurality of public land mobile networks (PLMNs); selecting any one of the plurality of policies on the basis of preset location-related criteria; and determining whether traffic of a user is delivered to a 3GPP access or detoured to a WLAN access, according to WLAN selection rules of the selected policy. | 11-19-2015 |
20150382142 | METHOD FOR ADJUSTING PROXIMITY SERVICE RANGE AND FILTERING METHOD THEREFOR - The present application provides a method for enabling a UE (User Equipment) detecting a proximity service to adjust the detection range. The method for adjusting the detection range includes the steps of: enabling the detecting UE having joined in the same group of the proximity service to compare the number of the UEs requiring a relay with a predetermined threshold value; enabling the detecting UE to decide whether to expand its detection range if the number of the UEs requiring a relay exceeds the predetermined threshold value; enabling the detecting UE to decide whether to reduce its detection range if the number of the UEs requiring a relay is less than the predetermined threshold value; and enabling the detecting UE to adjust the range class so as to expand or reduce the detection range. | 12-31-2015 |
20150382159 | GROUP COMMUNICATION METHOD AND DEVICE FOR PROVIDING PROXIMITY SERVICE - The present invention relates to a method and a device for performing group communication based on a proximity service (ProSe) in a wireless communication system. More specifically, the method comprises the steps of: enabling a relay terminal (relay user equipment, relay UE, ProSe UE-to-Network relay) to register group communication in a network node; and enabling the relay terminal to perform the group communication with the network node, wherein the group communication is configured to transmit a downlink signal using a multimedia broadcast and multimedia service (MBMS) if the number of terminals, except for a relayed terminal (relayed user equipment, relayed UE) among a plurality of terminals registered in the network node, is not less than a reference value. | 12-31-2015 |
20160007257 | METHOD AND APPARATUS FOR CHANGING PROXIMITY SERVICE-BASED RADIO ACCESS TECHNOLOGY - The present invention relates to a method and an apparatus for changing a radio access technology (RAT) of a terminal in a wireless communication system. More specifically, the method according to the present invention comprises the steps of: transmitting user traffic session related information when a terminal perceives that a packet switched service will be discontinued while carrying out proximity service (ProSe); and changing, by a first terminal, to a target RAT, in which PS service is not supported. | 01-07-2016 |
20160044488 | METHOD AND APPARATUS FOR PROVIDING PROXIMITY SERVICE - The present invention relates to a method and an apparatus for managing a user equipment (UE), by a base station (eNodeB), in a wireless communication system supporting a proximity service (ProSe). More particularly, the method comprises the steps of: determining the connection state of a UE; and starting a radio resource control (RRC) inactivity timer when the connection state of the UE is idle, wherein the connection state is determined according to whether the UE performs infrastructure communication and whether the UE performs ProSe communication. | 02-11-2016 |
20160073236 | METHOD AND APPARATUS FOR SEARCHING FOR PROXIMITY SERVICE SO AS TO PROVIDE PROXIMITY SERVICE - The present invention relates to a method and an apparatus for supporting a proximity service (ProSe) of a first network entity in a wireless communication system. More particularly, the present invention comprises the steps of: a first network entity receiving a request for location information related to a first terminal; transmitting a paging message to the first terminal when the first terminal is in an idle state; receiving a first response message corresponding to the paging message; and transmitting a second response message corresponding to a service request on the basis of the first response message. | 03-10-2016 |
20160073291 | METHOD FOR DEACTIVATING ISR CAPABILITY FOR PROXIMITY SERVICE - One disclosure of the present specification provides a method for user equipment deactivating an idle mode signaling reduction (ISR) capability for a proximity service. The method for deactivating the ISR capability comprises the steps of: the user equipment activating ISR as a result of performing a routing area update (RAU) process or a tracking area update (TAU) process; the user equipment determining whether to deactivate the ISR for the proximity service; and the user equipment locally deactivating the activated ISR depending on the determination result. | 03-10-2016 |
20160073338 | METHOD FOR SUPPORTING POWER SAVING MODE AND RADIO DEVICE THEREFOR - A disclosure of the present invention provides a method for supporting a power saving mode (PSM) in a radio device. According to the method, the radio device may transmit a first message including a first activation time value to a network entity when the radio device requires the PSM. Then, the radio device may receive a second message including a second activation time value from the network entity. The radio device may enter a PSM state on the basis of the second activation time value. When it is necessary to stop the PSM or change the second activation time, the radio device may transmit a third message at the very time point. | 03-10-2016 |
20160088582 | METHOD FOR DETERMINING ACTIVATION OF ISR CAPABILITY - One disclosure of the present specification provides a method for determining whether to activate an idle mode signaling reduction (ISR) capability in a network entity for managing mobility of user equipment. The method for determining whether to activate the ISR capability comprises the steps of: obtaining information related to a proximity service of the user equipment; receiving from the user equipment a location refresh request message; determining whether to activate the ISR based on ISR capability information of a network node that had been just previously in charge of the user equipment, ISR capability information of the network entity, and information related to the proximity service of the user equipment; and transmitting a location refresh acceptance message to the user equipment after the determination. | 03-24-2016 |
Patent application number | Description | Published |
20110045826 | SERVER FOR CONTROL PLANE AT MOBILE COMMUNICATION NETWORK AND METHOD FOR CONTROLLING LOCAL IP ACCESS SERVICE - Disclosed is a method of controlling a LIPA (Local IP Access) service in a server taking charge of the control plane within a mobile communication network. The method of controlling a LIPA service may include receiving an initial message from Home (e)NodeB. The initial message may include at least one of LIPA related information and capability information. The LIPA related information may include at least one of APN (Access Point Name) for LIPA and information for a local gateway, and the capability information may include an indicator indicating whether the Home (e)NodeB supports a LIPA function, and the initial message may include an access request message by a terminal. The method of controlling a LIPA service may further include determining whether the terminal can use a LIPA service at the Home (e)NodeB by considering at least one of the LIPA related information within the initial message, the capability information within the initial message, and subscriber information of the terminal, upon receiving the initial message; storing a result of the determination; generating an access accept message including an indicator indicating whether the terminal can use a LIPA service at the Home (e)NodeB; and transmitting an initial setup message including the generated access accept message to the Home (e)NodeB. | 02-24-2011 |
20110045834 | SERVER FOR CONTROL PLANE AT MOBILE COMMUNICATION NETWORK AND METHOD FOR CONTROLLING SIPTO BASED SESSION - Disclosed is a method of controlling a session in a serving server taking charge of the control plane within a mobile communication network. The control method may include receiving, by the serving server, a tracking area update (TAU) request message of a terminal from a target base station; retrieving, by the serving server, a previous server that has taken charge of the control plane for the terminal; receiving, by the serving server and from the retrieved previous server, a context response message comprising information indicating that a session for the terminal had been established to be passed through a path over the nodes within a fixed network different from a mobile communication network; deciding, by the serving server, whether gateway relocation is needed; releasing, by the serving server, the established session; transmitting, by the serving server, an accept message comprising information for the processing result to the terminal through the target base station; and establishing, by the serving server a session passing through a path over the nodes within a fixed network different from a mobile communication network based on the information. | 02-24-2011 |
20110090848 | METHOD FOR DETERMINING ISR ACTIVATION IN MOBILE COMMUNICATIONS SYSTEM - Disclosed is a method for determining Idle mode Signaling Reduction (ISR) activation in a mobile communications system. | 04-21-2011 |
20110161508 | METHOD FOR CONTROLLING SESSION AND SERVER USING THE SAME - Disclosed is a method for masking media flows against a discovery procedure for inter-UE transfer. According to the method, when a Service Centralization and Continuity Application Server (SCC AS) establishes a session, an User Equipment (UE) is able to indicate to the network that some or all of the media flow composing a session are not discoverable from other UEs. Therefore, when the SCC AS receives the request for discovery for discovery of the ongoing session on any UE, the SCC AS identifies which media flows in the ongoing session of the UE are indicated as indiscoverable, and does not send information about theses media flows to the other UEs | 06-30-2011 |
20120179790 | METHOD FOR ALLOCATING AN IP ADDRESS TO MOBILE COMMUNICATION USER EQUIPMENT - Disclosed is a method of allocating an IP address in a mobile communication system. The method of allocating an IP address includes: receiving a PDN connection request message including one or more of version information indicating an IP version requested from a UE and information regarding capability of the UE; obtaining subscriber information of the UE from a subscriber information server in response to reception of the PDN connection request message; checking the IP version information included in the PDN connection request message; when an address of IPv6 is requested according to the checking of the version information, determining whether or not the UE moves frequently or substantially stationary on the basis of one or more of the subscriber information of the UE, the capability information of the UE, and a TAU (Tracking Area Update) frequency; and when the UE is substantially stationary, transmitting a request message including particular indication information indicating to maintain router information although a timer with respect to the router information expires so long as the UE belongs to a particular PDN gateway and information corresponding to an interface ID allocated for the UE, to the UE. | 07-12-2012 |
20120258704 | METHOD FOR DETERMINING ISR DEACTIVATION IN MOBILE COMMUNICATIONS SYSTEM - The present invention relates to a mobile communications system, and particularly, to a method for determining whether to keep or deactivate an activated Idle mode Signaling Reduction (ISR) feature for a terminal in a mobile communications system. In case of the UE's intra-SGSN mobility and intra-MME mobility, when deciding, by a mobility management node, ISR activation for a UE in an IMS network environment where heterogeneous mobile communications networks (e.g., E-UTRAN and UTRAN/GERAN) interwork with each other, considered are not only whether the mobility management node can support an ISR feature, and whether the UE can use IMS voice, but also conditions (information) on whether each mobility management can support IMS voice over PS session. This may allow an incoming voice call to the UE from the IMS network to be delivered through a first trial, to a domain (PS domain or CS domain) selected with consideration of access network situations. | 10-11-2012 |
20120282956 | Method for Transmitting MTC Data in a Mobile Communication System - The present invention relates to a mobile communication system, and more particularly relates to a method for transmitting a small-sized control signal (also known as “small data”) using a control plane in a MTC (machine-type communication) service in a mobile communication system. In the present invention, MTC data is encapsulated in an existing control procedure or control message or the like, on a control signal, without performing packet data bearer setup, and the control signal having the encapsulated MTC data is sent between a network and a terminal, thereby optimizing network resource efficiency and reducing the wireless channel load. | 11-08-2012 |
20130017829 | METHOD FOR PERFORMING OFFLINE INDICATION OF MACHINE TYPE COMMUNICATION DEVICE IN MOBILE COMMUNICATION SYSTEM - The present invention relates to a mobile communication system and, more particularly, to a method for performing offline indication of a machine type communication (MTC) device in an MTC service. A network entity checks (or searches) whether or not an MTC device is out of monitoring or management because it is in an offline state. A network entity repeatedly transmits a signal for checking whether or not the UE is currently in an offline state to the UE during operation time of a timer, namely, during a detection time, or checks a signal (e.g., a message of an attach procedure, a message of a location registration procedure, and the like) transmitted by the UE during the detection time to check whether or not the UE is in an offline state. When the UE is checked to be in an offline state, the network entity informs an MTC server or an MTC user accordingly, to thus automatically manage a loss, malfunction, or the like, of the MTC device. | 01-17-2013 |
20130041954 | Method of Sharing One or More Media in a Session Between Terminals - In a first embodiment, a specific UE is enabled to copy all or a portion of one or more or media in an ongoing session with a remote end to another UE, so that the media can be shared by many UEs. In a second embodiment, when a specific UE shares all or a portion of media in an ongoing session with another UE, the shared media may be controlled. | 02-14-2013 |
20130182607 | CONTROL METHOD AND DEVICE BASED ON MULTIPLE PRIORITIES IN WIRELESS COMMUNICATION SYSTEM - A wireless communication system is disclosed. More particularly, a control method and device based on multiple priorities in a wireless communication system is disclosed. The method of establishing a packet data network (PDN) connection in a terminal configured with multiple priorities includes establishing a first PDN connection set to a first priority level, determining whether the first PDN connection set to the first priority level is present and a second PDN connection set to a second priority level is requested to be established, and transmitting a PDN connection request message for the second PDN connection set to the second priority level if the first PDN set to the first priority level is present and the second PDN connection set to the second priority level is requested to be established. | 07-18-2013 |
Patent application number | Description | Published |
20130012204 | METHOD AND TERMINAL FOR PERFORMING DETACH PROCEDURE - Disclosed is a method for performing a detach procedure in a terminal. The method includes the steps of: receiving a detach request message from an entity within a network; if the type in the detach request message indicates “re-attach required”, stopping a first timer if the first timer is running; stopping a second timer if the second timer is running, and transmitting a detach accept message to the entity within the network. | 01-10-2013 |
20130044594 | METHOD FOR CONTROLLING MTC SERVICE NETWORK OVERLOAD IN MOBILE COMMUNICATION SYSTEM AND DEVICE THEREOF - The present invention relates to a method for controlling an overload of a network, which may be generated due to a service request of a terminal in a mobile communication system of machine type communication (MTC). The invention controls a network overload and efficiently use network resources, by requesting activation of a particular MTC function to the network on the basis of information on changes in unnecessary MTC functions, without allowing a terminal to request (for example, attach request) the unnecessary MTC functions. | 02-21-2013 |
20130182644 | CONTROL METHOD AND DEVICE BASED ON MULTIPLE PRIORITIES IN WIRELESS COMMUNICATION SYSTEM - A wireless communication system is disclosed. More particularly, a control method and device based on multiple priorities in a wireless communication system is disclosed. The method of controlling a back-off timer in a terminal configured with multiple priorities, which includes transmitting a first non-access stratum (NAS) request message set to a first priority level, starting the back-off timer configured by a network, and transmitting a second NAS request message, which is not set to the first priority level, while the back-off timer runs. | 07-18-2013 |
20130315068 | SERVER FOR CONTROL PLANE IN MOBILE COMMUNICATION NETWORK AND METHOD FOR ENABLING THE SERVER TO CONTROL SERVICE - The present invention provides a method for enabling a server for a control plane to control a service in a mobile communication network. The control method can include a step of receiving a first message including an access point name (APN), a parameter for indicating an identifier of a local gateway and/or a selected IP traffic offload (SIPTO) service indicator from a Home (e)Node B. the first message can include a request message of a terminal. The control method can include a step of determining whether the SIPTO can be applied to data of the terminal based on the APN within the first message if the Home (e)Node B can provide the SIPTO service on the basis of the received first message. The step for determining is for determining whether the SIPTO can be applied to the APN included in the first message on the basis of the information related to the APN. The control method includes a further step of determining whether the SIPTO service can be provided for the terminal on the basis of user agreement information for a SIPTO service if the SIPTO can be applied to the data of the terminal; and a step of transmitting a SIPTO service notification to the Home (e)Node B according to the further decision. | 11-28-2013 |
20130322312 | METHOD AND APPARATUS FOR IUT IN A WIRELESS COMMUNICATION SYSTEM - The present invention relates to a wireless communication system, and more particularly, to a method and apparatus for performing or supporting inter-UE transfer (IUT). The method for performing relevant IUT operations by first user equipment and second user equipment according to one embodiment of the present invention comprises: a step of receiving a message including an IUT request from the first UE; a step of transmitting information associated with the IUT request to a remote party; and a step of performing the IUT operation if the IUT request is granted by the remote party. | 12-05-2013 |
20140003241 | SERVER FOR UNDERTAKING CONTROL PLANE IN MOBILE COMMUNICATION NETWORK AND METHOD FOR SUPPORTING TRAFFIC DETOUR SERVICE MOBILITY IN SAME SERVER | 01-02-2014 |
20140022898 | METHOD FOR TRANSMITTING DATA AND USER EQUIPMENT - The present invention provides a method for a user equipment for supporting a multitude of radio access technologies. The method includes receiving information on an inter-system routing policy from a server. The information includes a filter rule information. The filter rule information includes at least a domain information or a content type information, and a list which is organized according to the priority of access technologies or access networks which are supported by the user equipment. The method further includes transmitting a data traffic to be transmitted, by using at least one access technology or a network that is decided according to the filter rule information. | 01-23-2014 |
20140038593 | METHOD FOR PROVIDING LOCAL CSG AND CONTROLLING ACCESS IN SERVER IN CHARGE OF CONTROL PLANE IN MOBILE COMMUNICATION NETWORK - The present invention provides a method for controlling an access in a server in charge of a control plane in a visited network. The method for controlling the access comprises the step of the server in charge of receiving from a Home (e)Node B an access request message or an update request message by a roaming terminal. The Home (e)Node B can be operated as a closed subscriber group (CSG) or in a mixed access mode. The access request message or the update request message can include one or more of local CSG related information defined in the visited network or CSG related information in a home network. | 02-06-2014 |
20140089442 | METHOD AND APPARATUS FOR MTC IN A WIRELESS COMMUNICATION SYSTEM - The present invention relates to a wireless communication system, and more particularly, to a method and apparatus for performing or supporting machine-type communications (MTC). A method for a terminal to establish a connection to a server according to one embodiment of the present invention comprises the steps of: receiving a triggering message including a triggering identifier from a network; and a step of requesting a data connection to the server using the triggering information contained in the triggering message. The triggering identifier can be set to a predetermined value for distinguishing the triggering message from other types of messages. | 03-27-2014 |
20140112251 | METHOD AND APPARATUS FOR RETRANSMITTING MTC GROUP MESSAGE IN WIRELESS COMMUNICATION SYSTEM - A method and apparatus for retransmitting an MTC group message in a wireless communication system are disclosed. A method for performing retransmission of a Machine Type Communication (MTC) group message by an MTC-InterWorking Function (MTC-IWF) in a mobile communication system includes: receiving an MTC group message response from a network node; and determining whether to perform retransmission of the MTC group message on the basis of information contained in the MTC group message response, wherein the MTC group message response includes zero or more region information of a predetermined unit, related to completion of the MTC group message transmission. | 04-24-2014 |
20140119340 | TRAFFIC OFFLOAD VIA LOCAL NETWORK BASED ON APN-SPECIFIC OR NON-APN-SPECIFIC INFORMATION - In order to perform SIPTO@LN for PDN connections, MME performs: receiving, from a HeNB, information about one or more GWs, said information comprising an IP address of each local GW and at least one among APN-specific information for said one or more local GWs and/or a non-APN-specific indication for said one or more local GWs; initiating, based on subscription data and the received information about a particular local GW among said one or more local GWs, deactivation of one or more PDN connections by sending to UE a NAS Deactivate Bearer Request message indicating that reactivation is required for said one or more PDN connections; and selecting, in response to a reactivation attempt by the UE and based on said subscription data and the received information about said particular local GW, said particular local GW to allow SIPTO@LN to be performed via said particular local GW. | 05-01-2014 |
20140133399 | METHOD AND DEVICE FOR DELIVERING MESSAGES - A method for interworking messages of heterogeneous, and which includes acquiring a temporary identifier of the sending terminal when the sending terminal is a terminal that subscribes in an IP multimedia subsystem (IMS) without a mobile communication global unique number, in which the temporary identifier is an identifier used for transmitting a short message during an IMS registration valid period of the sending terminal; receiving a session initiation protocol (SIP) based message transmitted by the sending terminal from an IMS based session controller; acquiring a temporary identifier of a receiving terminal based on an SIP based identifier of the receiving terminal encapsulated in the SIP based message; and generating a short message service (SMS) based message based on the received SIP based message, the temporary identifier of the receiving terminal, and the temporary identifier of the transmitting terminal. | 05-15-2014 |
20140146783 | METHOD AND APPARATUS FOR REMOTE ACCESS IN A WIRELESS COMMUNICATION SYSTEM - The present invention relates to a wireless communication system, and more particularly, disclosed are a method and apparatus for remote access. According to one embodiment of the present invention, a method for selecting a gateway node for connecting a packet data network (PDN) from among control nodes of a communication system comprises the steps of: receiving, from user equipment (UE) and through a first base station, a PDN connection request message including an access point name (APN) of a network to be accessed by the UE; and, if the APN of the network to be accessed by the UE is an APN for remote access, selecting a local gateway associated with a second base station. | 05-29-2014 |
20140153496 | METHOD AND APPARATUS FOR REMOTE-ACCESSING IN WIRELESS COMMUNICATION SYSTEM - The present invention relates to a wireless communication system, and more specifically, a method and an apparatus for remote-accessing are disclosed. A method for transmitting remote access indication information, according to one embodiment of the present invention, comprises the steps of: generating from a first network node remote access packet data network (PDN) connection indication information with respect to PDN connection of a user equipment (UE); and transmitting the remote access PDN connection indication information from the first network node to the UE, wherein the remote access PDN connection indication information can express whether the PDN connection of the UE is the remote access PDN connection. | 06-05-2014 |
20140153546 | METHOD AND AN APPARATUS FOR ACCESS NETWORK SELECTION IN A WIRELESS COMMUNICATION SYSTEM - A wireless communication system is disclosed. More particularly, access network selection scheme in a wireless communication system are disclosed. A method for selecting an access network by a user equipment (UE) may comprise: determining whether at least one cellular access network is overloaded; determining whether at least one wireless local area network (WLAN) access network is overloaded; determining priorities for the at least one cellular access network and at least one WLAN access network; and selecting one access network among the at least one WLAN access network based on information for access network selection, if the at least one WLAN access network is determined to have a higher priority than the at least one cellular access network, and if each the at least one cellular access network is determined to be overloaded and each of the at least one WLAN access network is determined to be overloaded. | 06-05-2014 |
20140192780 | METHOD AND APPARATUS FOR ACCESSING VIA LOCAL NETWORK IN WIRELESS COMMUNICATION SYSTEM - The present invention relates to a wireless communication system, and more particularly, a method and apparatus for accessing via a local network are disclosed, A method for transmitting local network selected Internet protocol traffic offload (SIPTO) indication information, according to one embodiment of the present invention, comprises the steps of: generating from a first network node local network SIPTO packet data network (PDN) connection indication information with respect to a PDN connection of a user equipment (UE); and transmitting the local network SIPTO PDN connection indication information to the UE, wherein the local network SIPTO PDN connection indication information can express whether the PDN connection of the UE is a local network SIPTO PDN connection. | 07-10-2014 |
20140233380 | METHOD AND APPARATUS FOR MANAGING QUALITY OF SERVICE OF UPLINK IN WIRELESS COMMUNICATION SYSTEM - A method of managing quality of service (QoS) of an uplink of a terminal includes the steps of: when the terminal supports reflective QoS, transmitting an instruction regarding the reflective QoS to a network node; and receiving from the network node an instruction on whether the reflective QoS is to be applied in response to the instruction regarding the reflective QoS. | 08-21-2014 |
20140286162 | METHOD AND DEVICE FOR SUPPORTING MTC TRIGGER OF SERVING NODE IN WIRELESS COMMUNICATION SYSTEM - One embodiment of the present invention discloses a method for allowing a serving node to support a trigger request of a machine type communication-interworking function (MTC-IWF) in a wireless communication system, and the method for supporting the trigger request comprises the steps of: receiving, from a terminal, capability information which contains information on trigger transmission; and determining whether to transmit the information on the trigger transmission to a home subscriber server (HSS)/home location register (HLR), based on the information related to the terminal, which contains the capability information, and information related to the serving node, wherein the information on the trigger transmission contains information indicating whether the terminal supports a trigger request through the MTC-IWF and the serving node. | 09-25-2014 |
20140293837 | METHOD AND APPARATUS FOR IUT IN A WIRELESS COMMUNICATION SYSTEM - The present invention relates to a wireless communication system, and more specifically, to a method and apparatus for performing or supporting inter-UE transfer (IUT). The method for performing a IUT operation with first user equipment (UE) or second UE by means of an Internet protocol multimedia subsystem (IMS) network node includes the steps of: receiving, from a remote end, a message including IUT restriction-related information on the remote end; receiving a message including an IUT request from the first UE; and determining whether or not to perform the IUT operation according to the IUT request on the basis of the OUT restriction-related information on the remote end. | 10-02-2014 |
20140307632 | METHOD AND DEVICE FOR TRIGGERING MACHINE-TYPE COMMUNICATION MTC IN WIRELESS COMMUNICATION SYSTEM - The present invention relates to a method for enabling a MTC (machine type communication) IWF (interworking function) to perform a trigger request in a wireless communication system. The method includes transferring, to a first serving node, the trigger request and information related to retrying the trigger request which includes information on whether to retry if the transferring of the trigger request fails, wherein if the information on whether to retry indicates retrying, the retrying of the trigger request is assigned to the first serving node. | 10-16-2014 |
20140335791 | METHOD AND DEVICE FOR PROVIDING A PROXIMITY SERVICE IN A WIRELESS COMMUNICATION SYSTEM - The present invention relates to a wireless communication system, and more particularly, to a method and device for providing a proximity service. According to one embodiment of the present invention, the method for providing a proximity service (ProSe) for user equipment in a wireless communication system may include: transmitting ProSe capability related information on the user equipment to a network node; receiving information on the provision of a ProSe related network from the network node; determining the ProSe usage of the user equipment based on the ProSe capability related information on the user equipment and/or the received information on the provision of a ProSe related network; and transmitting the determination result of the ProSe usage of the user equipment to the network node. | 11-13-2014 |
20140335906 | NETWORK-INITIATED CONTROL METHOD AND APPARATUS FOR PROVIDING PROXIMITY SERVICE - The present invention relates to a wireless communication system. More particularly, disclosed are a network-initiated control method and an apparatus for providing a proximity service (ProSe). A method for supporting ProSe between a plurality of terminals at a network node of a wireless communication system according to one embodiment of the present invention comprises: a step of acquiring base ProSe information from one or more of the plurality of terminals or from one or more of other network nodes; a step of allowing the network node to detect whether ProSe is enabled between the plurality of terminals based on the acquired base ProSe information; and a step of transmitting information indicating whether ProSe is allowed or not to one or more of the plurality of terminals. | 11-13-2014 |
20140341014 | METHOD AND APPARATUS FOR UPDATING AN AREA IN A WIRELESS COMMUNICATION SYSTEM - The present invention relates to a wireless communication system, and in particular, to a method and apparatus for updating an area in a wireless communication system. The method for updating an area by a terminal according to one embodiment of the present invention includes the steps of: starting a backoff timer set by a network; and transmitting an area-updating request message to the network when the terminal enters a new tracking area (TA) or a new routing area (RA) while the backoff timer is operating. | 11-20-2014 |
20140355417 | METHOD AND APPARATUS FOR PROCESSING NAS SIGNALING REQUEST IN WIRELESS COMMUNICATION SYSTEM - The present invention relates to a wireless communication system, and more particularly, to a method and an apparatus for processing a NAS signaling request. A method for performing a non-access stratum (NAS) signaling process by means of a terminal in a wireless communication system according to one embodiment of the present invention comprises: a step of receiving a first message that includes information indicating a network failure from a network node of a first network; a step of starting a timer relating to a network selection; and a step of selecting a second network from among network candidates excluding the first network during the operation of the timer relating to a network selection. | 12-04-2014 |
20150023277 | METHOD AND DEVICE FOR HANDOVER OF PACKET SWITCHED SERVICE IN WIRELESS COMMUNICATION SYSTEM - The present invention relates to a wireless communication system and, more specifically, to a method and device for handover of a packet switched (PS) service. A method for supporting handover of a PS service in a network according to one embodiment of the present invention comprises steps of: acquiring information for identifying a PS service handed over from a first access network to a second access network; and transmitting, to a user equipment, information for directing handover to the second access network for the identified PS service, wherein the information for the identified PS service can be maintained in a network node of the network until handover to the second access network has been completed. | 01-22-2015 |
20150036672 | METHOD AND APPARATUS FOR SELECTING WIRELESS ACCESS USING APPLICATION IDENTIFICATION INFORMATION IN WIRELESS COMMUNICATION SYSTEM - The present invention relates to a wireless communication system and, more specifically, to a method and an apparatus for processing a non-access stratum (NAS) signaling request. According to one embodiment of the present invention, the method for enabling a terminal to perform the NAS signaling process in a wireless communication system comprises the steps of: receiving a first message comprising information for indicating network failure from a network node of a first network; starting a timer related to network selection; and selecting a second network among the network candidates except for the first network when the timer related to network selection is operated. | 02-05-2015 |
20150043429 | METHOD AND APPARATUS PERFORMING PROXIMITY SERVICE IN WIRELESS COMMUNICATION SYSTEM - The present invention relates to a wireless communication system and, more particularly, to a method and apparatus for performing a proximity service in a wireless communication system. According to one embodiment of the present invention, a method for allowing a first Internet protocol multimedia subsystem (IMS) terminal to perform a proximity service (ProSe) in a wireless communication system can comprise the steps of: allowing the first IMS terminal to transmit a first session initiation protocol (SIP) message containing ProSe communication request information to a second IMS terminal through a network node; and receiving a second SIP message containing ProSe communication response information from the second IMS terminal through the network node. | 02-12-2015 |
20150049610 | METHOD AND APPARATUS FOR MANAGING QOS GROUP IN WIRELESS COMMUNICATION SYSTEM - The present invention relates to a wireless communication system and, more particularly, to a method for managing the quality of service (QOS) of a network node in a wireless communication system, comprising a step of confirming a maximum bit rate (MBR) of user plane data of a terminal, wherein the confirming step further comprises the steps of: calculating the total MBR for a machine type communications (MTC) group to which the terminal belongs; and comparing the calculated value with an aggregated MBR (AMBR) group when the terminal belongs to the MTC group. | 02-19-2015 |
20150050955 | METHOD AND APPARATUS FOR TRIGGERING MTC GROUP IN WIRELESS COMMUNICATION SYSTEM - A method for enabling a Machine Type Communication (MTC)-InterWorking Function (IWF) to trigger a MTC group in a wireless communication system according to one embodiment of the present invention comprises a step of transmitting a triggering request to a network node. The network node for receiving the triggering request determines success of the triggering request according to group-triggering-related information comprising information on whether the triggering request is transmitted in MTC group units. | 02-19-2015 |
20150056986 | METHOD AND DEVICE FOR SUPPORTING VOICE SERVICE IN WIRELESS COMMUNICATION SYSTEM - An embodiment of the present invention relates to a method for supporting a voice service for a network terminal in a wireless communication system. The method includes transmitting an update location request (ULR) message to a home subscriber server (HSS) by a serving node, wherein if the serving node may not evaluate an IP multimedia subsystem (IMS) voice over PS session-supported indication value for the terminal, the ULR has no information on homogeneous support of IMS voice in a PS session. | 02-26-2015 |
20150087233 | USER EQUIPMENT-INITIATED CONTROL METHOD AND APPARATUS FOR PROVIDING PROXIMITY SERVICE - The present invention relates to a wireless communication system. More particularly, disclosed are a UE-initiated control method and apparatus for providing a proximity service. A method in which first user equipment of a wireless communication system performs a proximity service (ProSe) according to one embodiment of the present invention comprises: a step in which the first user equipment detects second user equipment with which the ProSe can be performed; a step of transmitting a message requesting for a permission of ProSe to a network node; a step of receiving a response to the request for a permission of ProSe from the network node; and a step of setting up a direct data path to the second user equipment. | 03-26-2015 |
20150117406 | METHOD AND APPARATUS FOR PACKET-SWITCHED SERVICE HANDOVER IN WIRELESS COMMUNICATION SYSTEM - The present invention relates to a wireless communication system and, more specifically, to a method and an apparatus for packet-switched (PS) service handover. The method for performing packet-switched service handover in a terminal of a wireless communication system according to one embodiment of the present invention comprises the steps of: receiving handover policy information from a network node; and determining whether or not to perform the PS service handover in accordance with the handover policy information. The handover policy information may include information indicating a PS service handover event. | 04-30-2015 |
20150131437 | METHOD AND DEVICE FOR UPDATING AREA IN WIRELESS COMMUNICATION SYSTEM - The present invention relates to a wireless communication system and, more specifically, to a method and a device for updating an area of a terminal. A method for processing an area update request of a terminal in a network node, according to one embodiment of the present invention, comprises the steps of: receiving an area update request message from the terminal; and determining whether or not the area update request is accepted on the basis of indication information included in the area update request message when the network is in a congestion state, wherein if the indication information indicates that the terminal has moved to a new area that is not registered, it can be determined that the area update request has been accepted. | 05-14-2015 |
20150139186 | METHOD FOR OBTAINING POLICY INFORMATION FOR MAKING TRAFFIC DETOUR - The present invention provides a method for obtaining policy information for traffic offload. The method may be performed by user equipment and comprise: receiving, through an Access Point (AP), HotSpot 2.0-related policy information including policy information related to a roaming consortium concluded between Access Point (AP) service providers; checking whether previously received 3GPP-based policy information or configuration information is present; and if there is a conflict, transmitting a policy information request message including the received HotSpot 2.0-related policy information, to a 3GPP-based network node in order to obtain 3GPP-based policy information into which the received HotSpot 2.0-related policy information has been reflected. | 05-21-2015 |
20150140998 | METHOD AND APPARATUS FOR PROCESSING NAS SIGNALING REQUEST IN WIRELESS COMMUNICATION SYSTEM - The present invention relates to a wireless communication system, and more particularly, to a method and an apparatus for processing a NAS signaling request. A method for performing a non-access stratum (NAS) signaling process by means of a terminal in a wireless communication system according to one embodiment of the present invention comprises: a step of receiving a first message that includes information indicating a network failure from a network node of a first network; a step of starting a timer relating to a network selection; and a step of selecting a second network from among network candidates excluding the first network during the operation of the timer relating to a network selection. | 05-21-2015 |
20150148033 | METHOD FOR OBTAINING POLICY INFORMATION FOR MAKING TRAFFIC DETOUR - The present invention provides a method for user equipment obtaining policy information for making a traffic detour. The method for obtaining the policy information may comprise a step of the user equipment receiving via an access point (AP), policy information related to Hotspot 2.0, wherein the policy information related to the Hotspot 2.0 may include policy information related to a roaming consortium established between AP enterprises. The method for obtaining the policy information may further comprise a step of transmitting to a 3GPP-based network node a policy information request message including the policy information related to the Hotspot 2.0 that is received, in order to obtain 3GPP-based policy information that reflects the policy information related to the Hotspot 2.0 that is received. | 05-28-2015 |
20150208281 | METHOD AND DEVICE FOR SUPPORTING SIPTO FOR EACH IP FLOW IN LOCAL NETWORK - One embodiment of the present invention relates to a method for enabling a network node to support selected IP traffic offload (SIPTO) in a local network of a wireless communication system, and the method for supporting SIPTO comprises the steps of: determining whether or not SIPTO for each IP flow in the local network is applied to a packet data network (PDN) connection associated with a first access point name (APN); and triggering a PDN connection associated with a second APN to a terminal when the SIPTO for each IP flow is applied. | 07-23-2015 |
20150256349 | METHOD AND DEVICE FOR SELECTING PACKET DATA NETWORK GATEWAY IN WIRELESS COMMUNICATION SYSTEM - One embodiment of the present invention is a method whereby a network node selects a packet data network gateway (P-GW) in a wireless communication system, the method for selecting a P-GW comprising the steps of: receiving, from user equipment, an attach request including information on a group; determining whether or not the attach request is a first request from the group; and selecting a P-GW to perform a policy and charging enforcement function (PCEF) on the group including the user equipment, wherein the selected P-GW is the same P-GW selected for the group in case the attach request is a third or later request from the group. | 09-10-2015 |
20150256961 | METHOD AND DEVICE FOR CONTROLLING MULTIPRIORITY IN WIRELESS COMMUNICATION SYSTEM - The present invention relates to a wireless communication system and, more specifically, to a method and a device for controlling a backoff timer on the basis of multipriority in a wireless communication system. The method for controlling a backoff timer in a terminal in which multipriority is set, according to one embodiment of the present invention, comprises the steps of: transmitting, to a network node, a non access stratum (NAS) request message which is set to a first priority level and does not have an access point name (APN); receiving a reject message for the NAS request message from the network node; and starting a session management (SM) backoff timer on the basis of the rejection message, wherein while the SM backoff timer is operated, the terminal is permitted to transmit a new NAS request message which is not set to the first priority level. | 09-10-2015 |
20150271623 | METHOD AND DEVICE FOR DEVICE TRIGGER/SMALL DATA EXCHANGE/COLLECTION IN WIRELESS COMMUNICATION SYSTEM - According to one embodiment of the present invention, a method for exchanging/collecting a device trigger by a short message service-service center (SMS-SC) in a wireless communication system comprises the steps of: receiving a first message including an old trigger reference number from a machine type communications-interworking function (MTC-IWF); and deleting a trigger message corresponding to the old trigger reference number, wherein when the first message further includes a new trigger reference number, the SMS-SC detects the trigger message and stores a new trigger message corresponding to the new trigger reference number. | 09-24-2015 |
20150282145 | METHOD AND DEVICE FOR MANAGING RAN RESOURCES IN WIRELESS COMMUNICATION SYSTEM - The present invention relates to a wireless communication system and, more specifically, to a method and device for managing resources of a radio access network (RAN). A method by which a network node of a wireless communication system supports resource management of a RAN, according to one embodiment of the present invention, comprises the steps of: receiving and storing, by the network node, a portion or all of user equipment (UE) context information from the RAN at a first time point; and transmitting, by the network node, the portion or all of the UE context information to the RAN at a second time point, wherein a radio resource control (RRC)-connected state for the UE can be maintained for a time including the first time point and the second time point. | 10-01-2015 |