Abstract: According to one embodiment of the present disclosure, the method by means of which a mobility management entity (MME) determines the communication mode of a terminal in a communication system includes the steps of: receiving, from the terminal, an access request including information on the position of the terminal; transmitting a message to a home subscriber server (HSS) on the basis of the received access request; receiving, from the HSS, specific position information for setting a first mode; comparing the information on the position of the terminal with the specific position information; and determining the communication mode of the terminal according to the result of the comparison. According to the present disclosure, the frequent transmission of small amounts of data can be supported in an efficient manner.

Abstract: Disclosed are a terminal apparatus, a BS apparatus, and a QoS control method for realizing a service flow-based QoS control without an increase in complexity compared to the conventional bearer-based QoS control method and improving a response time of a service request by making a QoS control for an initial service flow generated according to the service request possible.

Abstract: Disclosed is a method for web-based real-time communication by a user equipment (UE), including transmitting, to a web server, a message requesting information about an Internet protocol multimedia subsystem (IMS) network to which the UE is to access, receiving, from the web server, address information of the IMS network to which the UE is to access, in response to the transmitted message, when receiving, from the web server, an instruction to hold establishment of a bearer for a web-based real-time data service, restricting transmission of a signaling message for the web-based real-time data service until the bearer is established, and when sensing establishment of the bearer, transmitting, to an access point of the IMS network, at least one subsequent signaling message for the web-based real-time data service through the bearer.

Abstract: Provided is a User Equipment (UE) in a wireless communication system supporting a Circuit Switched FallBack (CSFB) service. The UE includes a transceiver for transmitting and receiving a signal to/from a first or second communication system that uses a different frequency; a receiver for receiving a signal from the second communication system; and a controller for controlling an operation of receiving signaling information for the CSFB service from the first communication system through the transceiver, and simultaneously measuring channel status of the second communication system using the signal received from the receiver.

Abstract: Disclosed are a BS apparatus, a terminal apparatus, and a QoS control method for implementing the service flow-based QoS control without increasing complexity compared to the conventional bearer-based QoS control method.

Abstract: According to one embodiment of the present disclosure, the method by means of which a mobility management entity (MME) determines the communication mode of a terminal in a communication system includes the steps of: receiving, from the terminal, an access request including information on the position of the terminal; transmitting a message to a home subscriber server (HSS) on the basis of the received access request; receiving, from the HSS, specific position information for setting a first mode; comparing the information on the position of the terminal with the specific position information; and determining the communication mode of the terminal according to the result of the comparison. According to the present disclosure, the frequent transmission of small amounts of data can be supported in an efficient manner.

Abstract: According to one embodiment of the present disclosure, the method by means of which a mobility management entity (MME) determines the communication mode of a terminal in a communication system includes the steps of: receiving, from the terminal, an access request including information on the position of the terminal; transmitting a message to a home subscriber server (HSS) on the basis of the received access request; receiving, from the HSS, specific position information for setting a first mode; comparing the information on the position of the terminal with the specific position information; and determining the communication mode of the terminal according to the result of the comparison. According to the present disclosure, the frequent transmission of small amounts of data can be supported in an efficient manner.

Abstract: The present disclosure relates to a technology for providing a service of effectively transmitting and receiving data by simultaneously using a 3GPP system and a non-3GPP system in a network in which the 3GPP system and the non-3GPP system coexist. A communication method of a non-3GPP access network entity according to embodiments of the present disclosure includes receiving overload status information from a gateway; receiving a session management request message from a user equipment (UE); and transmitting a session management reject message comprising a back-off timer to the UE. According to the embodiment of the present disclosure, when a specific PDN (or APN) is overloaded, the overload state can be controlled.

Abstract: In a user equipment of a wireless communication system, a method for signal transmission and reception may include: sending a request for a Circuit Switched voice network (CS) service to a Gateway Mobile Switching Center (GMSC) to send and receive data to and from a second user equipment; and receiving a call reject response corresponding to the service request from the GMSC, wherein the call reject response is sent by an entity in a core network of the second user equipment. According to an embodiment, it is possible to provide a suitable service to a sender terminal making a CS service request to a receiver terminal having subscribed only to a PS service without increasing network load.

Abstract: Provided are a method and device that identify characteristics of data to be sent by a user equipment and send small-sized data via a control message. The data transmission method for the user equipment may include: generating IP data; determining whether the IP data corresponds to small data that has a size less than or equal to a preset reference size or matches identification information of a preset service; and transmitting the IP data through a connection management (CM) layer to the network by use of a control message.

Abstract: Provided are a method and apparatus for processing packets. A method for processing packets in a base station (ENB) may include: obtaining information on a rule for dealing with a packet according to supplementary information contained in the header of the packet; receiving a packet; extracting supplementary information from the header of the received packet; and processing the received packet on the basis of the obtained rule information and extracted supplementary information. Hence, the base station may adequately perform packet control operations in accordance with the state thereof.

Abstract: The present disclosure relates to a technology for providing a service of effectively transmitting and receiving data by simultaneously using a 3GPP system and a non-3GPP system in a network in which the 3GPP system and the non-3GPP system coexist. A communication method of a non-3GPP access network entity according to embodiments of the present disclosure includes receiving overload status information from a gateway; receiving a session management request message from a user equipment (UE); and transmitting a session management reject message comprising a back-off timer to the UE. According to the embodiment of the present disclosure, when a specific PDN (or APN) is overloaded, the overload state can be controlled.

Abstract: In a user equipment of a wireless communication system, a method for signal transmission and reception may include: sending a request for a Circuit Switched voice network (CS) service to a Gateway Mobile Switching Center (GMSC) to send and receive data to and from a second user equipment; and receiving a call reject response corresponding to the service request from the GMSC, wherein the call reject response is sent by an entity in a core network of the second user equipment. According to an embodiment, it is possible to provide a suitable service to a sender terminal making a CS service request to a receiver terminal having subscribed only to a PS service without increasing network load.

Abstract: Disclosed are a terminal apparatus, a BS apparatus, and a QoS control method for realizing a service flow-based QoS control without an increase in complexity compared to the conventional bearer-based QoS control method and improving a response time of a service request by making a QoS control for an initial service flow generated according to the service request possible.

Abstract: Disclosed is a method for web-based real-time communication by a user equipment (UE), including transmitting, to a web server, a message requesting information about an Internet protocol multimedia subsystem (IMS) network to which the UE is to access, receiving, from the web server, address information of the IMS network to which the UE is to access, in response to the transmitted message, when receiving, from the web server, an instruction to hold establishment of a bearer for a web-based real-time data service, restricting transmission of a signaling message for the web-based real-time data service until the bearer is established, and when sensing establishment of the bearer, transmitting, to an access point of the IMS network, at least one subsequent signaling message for the web-based real-time data service through the bearer.

Abstract: The present invention relates a method and apparatus for setting a group-based connection. A connection setting method for a network entity according to one embodiment of the present invention includes the steps of: receiving a request including at least one packet filter from a terminal; obtaining a group identifier corresponding to the packet filter by using the packet filter; when a group bearer corresponding to the group identifier does not exist, generating a group bearer corresponding to the group identifier; and performing allocation such that communication corresponding to the request is performed through the generated group bearer. According to one embodiment of the present invention, a service can be efficiently provided to a terminal.

Abstract: A method and apparatus are provided for web-based real-time communication. The method includes receiving, from a user equipment (UE), a message requesting information about an Internet Protocol Multimedia Subsystem (IMS) network to which the user equipment (UE) is to access; transmitting, to the UE, address information of the IMS network to which the UE is to access, in response to the received message; and transmitting, to a network device of the IMS network, information about the UE to request establishment of a bearer for a web-based real-time data service. A signaling message for the web-based real-time data service is transmitted between the UE and the IMS network through the bearer.

Abstract: A method and apparatus for supporting Non-Access Stratum (NAS) communication between a User Equipment (UE) and a Mobility Management Entity (MME) efficiently by addressing the signaling problems occurring between the UE and the MME in a situation where it is necessary for a network node to identify the UE and acquire UE information, if there is any, from another network node to which the UE has been attached, are provided. The method for communication between the UE and network based on the NAS protocol messages and operations is implemented with the involvement a UE, an MME, and an old MME or an old Serving General Packet Radio Service (GPRS) Support Node (SGSN) to which the UE has been attached before so as to facilitate discovering a best node using the UE information acquired from the old MME or old SGSN during the communication between the UE and the network, resulting in a reduction of a communication delay between the UE and network and an improvement of communication efficiency.

Abstract: The present invention pertains to a method and apparatus for setting a mobile communication terminal. A method for setting a mobile communication terminal according to one embodiment of the present invention may comprise the steps of: transmitting, by the mobile communication terminal, an information provision request message to an information provision entity; and receiving, by the mobile communication terminal, information for access to the mobile communication terminal, which is generated by the information provision entity, from the information provision entity. According to one embodiment of the present invention, a user can directly set a service provider during initial use of a terminal or efficiently change the service provider.

Abstract: Provided are a method and apparatus for dormant mode operation in a user equipment. During dormant mode, data transmission between the user equipment and network is suspended. For dormant mode operation, the user equipment determines whether to enter dormant mode, and sends, upon determining to enter dormant mode, a dormant mode entry message containing dormant mode time information to the network.