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 |
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 |
20140141331 | CATHODE ACTIVE MATERIAL, METHOD FOR PREPARING THE SAME, AND LITHIUM SECONDARY BATTERIES INCLUDING THE SAME - The present invention relates to a cathode active material for a lithium secondary battery, a method for preparing the same, and a lithium secondary battery including the same. Provided is a cathode active material composed of a lithium-excess lithium metal composite compound including Li | 05-22-2014 |
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 |