Abstract: Disclosed is a method of substituting for authentication of subscriber terminals of a mobile communication network for a third party site in a radio mobile communication system, the method including: obtaining traffic information for each subscriber terminal from the mobile communication network to which the subscriber terminals connect; receiving an authentication request for a first subscriber terminal from the third party site that has received a service request of the first subscriber terminal from the mobile communication network; and authenticating, if an IP address of the first subscriber terminal is one of IP addresses of the subscriber terminals contained in the traffic information, the first subscriber terminal using traffic information of the first subscriber terminal, and providing an authentication result to the third party site.

Abstract: To forward traffic to a base station using Software Defined Network technology, a method for operating a switch includes receiving path information of a packet to be forwarded from a source terminal to a plurality of destination terminals, from a controller, receiving the packet to be forwarded from the source terminal to the destination terminals, from a base station, and transmitting the packet along a path determined by the path information. An apparatus for controlling a switch in a communication network includes a transceiver configured to receive information of a source terminal and a plurality of destination terminals, from a server which controls a service for forwarding traffic from the source terminal to the destination terminals, and a controller configured to determine a packet forward path between the source terminal and the destination terminals, wherein the transceiver transmits the determined path information to at least one switch.

Abstract: A method for operating a switch in a communication network includes receiving path information of a service flow between a first user equipment (UE) and a second UE from a controller, receiving a packet forwarded through the service flow from a base station, and transmitting the packet to a path determined by the path information. An apparatus for a switch in a communication network includes a controller configured to receive path information of a service flow between a first user equipment (UE) and a second UE from a controller, receive a packet forwarded through the flow from an evolved NodeB and forward the packet to a path determined by the path information. Other embodiments are also disclosed.

Abstract: A method and device for processing a service in a mobile communication system based on SDN technology are provided. The method of controlling access caches in a communication network includes receiving information about contents requested by a user equipment (UE) connected to a first base station. The method also includes transmitting a forwarding request that requests to control at least one switch in order for an access cache that has the contents and that interworks with a second eNB to transfer the contents to the first eNB.

Abstract: A presence service providing system and method is disclosed that provides presence information regarding presentities to watchers. The presence system sets mapping information, which contains the presence information that matches position information corresponding to at least one presentity. When the position information is received via a positioning system, the presence system detects the presence information, which matches the received position information, from the set mapping information. The detected presence information is transmitted from the presence system to a watcher. The presence service providing system can provide a variety of presence information according to the location of the presentity, so that watchers can more specifically and clearly identify the states of the presentity from the presence information.

Abstract: A system is disclosed for providing a bell to a call-terminating terminal that includes a call-originating terminal for generating at least one group, setting group list information which includes additional services usable by the generated group and predetermined terminals belonging to the generated group, registering the set group list information, and transmitting a call request to a terminal belonging to the group; a first server for receiving the call request from the call-originating at a midway point of a route of the call request, acquiring the group list information registered by the call-originating terminal, constructing an additional service menu in accordance with the acquired group list information, and providing the constructed additional service menu through a bell; and the call-terminating terminal for receiving information of the additional service menu constructed by the first server, and constructing an additional service menu usable by the call-originating terminal based on the informatio

Abstract: A method and an apparatus select a domain of an application server in order to support a voice call continuity service in a mobile communication system including an IP Multimedia Subsystem (IMS) domain and a Circuit Switched (CS) domain. The method includes selecting either the IMS domain or the CS domain according to a dynamic domain selection priority which is predetermined corresponding to a terminal when a voice call for the terminal is received. The method also includes anchoring the received voice call corresponding to the terminal through the selected domain. A voice call establishment for a terminal using first the most recent domain which is used for a voice call in a mobile communication system is initiated. Thus, it is possible in a mobile communication system to increase the domain selecting completion rates for a voice call service corresponding to a terminal.

Abstract: Disclosed is a method of substituting for authentication of subscriber terminals of a mobile communication network for a third party site in a radio mobile communication system, the method including: obtaining traffic information for each subscriber terminal from the mobile communication network to which the subscriber terminals connect; receiving an authentication request for a first subscriber terminal from the third party site that has received a service request of the first subscriber terminal from the mobile communication network; and authenticating, if an IP address of the first subscriber terminal is one of IP addresses of the subscriber terminals contained in the traffic information, the first subscriber terminal using traffic information of the first subscriber terminal, and providing an authentication result to the third party site.

Abstract: To forward traffic to a base station using Software Defined Network technology, a method for operating a switch includes receiving path information of a packet to be forwarded from a source terminal to a plurality of destination terminals, from a controller, receiving the packet to be forwarded from the source terminal to the destination terminals, from a base station, and transmitting the packet along a path determined by the path information. An apparatus for controlling a switch in a communication network includes a transceiver configured to receive information of a source terminal and a plurality of destination terminals, from a server which controls a service for forwarding traffic from the source terminal to the destination terminals, and a controller configured to determine a packet forward path between the source terminal and the destination terminals, wherein the transceiver transmits the determined path information to at least one switch.

Abstract: A method for operating a switch in a communication network includes receiving path information of a service flow between a first user equipment (UE) and a second UE from a controller, receiving a packet forwarded through the service flow from a base station, and transmitting the packet to a path determined by the path information. An apparatus for a switch in a communication network includes a controller configured to receive path information of a service flow between a first user equipment (UE) and a second UE from a controller, receive a packet forwarded through the flow from an evolved NodeB and forward the packet to a path determined by the path information. Other embodiments are also disclosed.

Abstract: A method and device for processing a service in a mobile communication system based on SDN technology are provided. The method of controlling access caches in a communication network includes receiving information about contents requested by a user equipment (UE) connected to a first base station. The method also includes transmitting a forwarding request that requests to control at least one switch in order for an access cache that has the contents and that interworks with a second eNB to transfer the contents to the first eNB.

Abstract: An apparatus and a method for providing other Voice over Internet Protocol (VoIP) services (e.g., Skype, Google talk, and the like) using a terminal which supports an IP Multimedia Subsystem (IMS) network are provided. The apparatus includes an interworking apparatus for converting information received from a VoIP service network to information supportable by an IMS terminal to interwork the IMS terminal and other VoIP services not supported by the IMS terminal, and converting information received from the IMS terminal to information supportable by a VoIP service network.

Abstract: The present invention relates to an apparatus and method for location based call signal conversion in a wireless communication network. The location based call signal conversion apparatus comprises an LBS (Location Based Service) server that provides location information on user terminals, and a call signal conversion server that converts the called signal to anyone called terminal on the called target terminal list that has been set up according to the current location of said called user terminal if a call connection request to a receiving user terminal from a sending user terminal is sensed among said user terminals, and if conditions for call signal conversion are satisfied according to the location and state of said called user terminal.

Abstract: A method is provided for providing a multimedia content type ring-back by an origination terminal in a communication system. The method includes providing a multimedia content type ring-back including menu keys mapped to services; and providing a service mapped to a particular menu key, upon receipt of the particular menu key while providing the multimedia content type ring-back. Further, a method is provided for providing a multimedia content type bell by a destination terminal in a communication system. The method includes providing a multimedia content type bell including menu keys mapped to services; and providing a service mapped to a particular menu key, upon receipt of the particular menu key while providing the multimedia content type bell.

Abstract: A system and method for providing multimedia portal contents in a communication system. The method provides a ring-back tone to a calling terminal, the calling terminal sets first multimedia portal contents to be provided as the ring-back tone in consideration of given information of a calling terminal user. A called terminal sets second multimedia portal contents to provide as the ring-back tone in consideration of the given information of the calling terminal user, and the calling and called terminals transmit call connection setup related signals including set information. A first server receives the call connection setup-related signals and provides specific multimedia portal contents as the ring-back tone when the calling and called terminals set the multimedia portal contents, and provides the determined multimedia portal contents to the calling terminal.

Abstract: A method and an apparatus select a domain of an application server in order to support a voice call continuity service in a mobile communication system including an IP Multimedia Subsystem (IMS) domain and a Circuit Switched (CS) domain. The method includes selecting either the IMS domain or the CS domain according to a dynamic domain selection priority which is predetermined corresponding to a terminal when a voice call for the terminal is received. The method also includes anchoring the received voice call corresponding to the terminal through the selected domain. A voice call establishment for a terminal using first the most recent domain which is used for a voice call in a mobile communication system is initiated. Thus, it is possible in a mobile communication system to increase the domain selecting completion rates for a voice call service corresponding to a terminal.

Abstract: A method of providing a push service to an AT and a push server apparatus using the same to facilitate a data receiving service comprising reception of paging messages at the AT in a mobile communication system for high-speed data transmission are provided. The mobile communication system comprises at least one DLR for allocating a UATI to the AT when a communication is connected to the AT, a home DLR for storing the ID of the AT with respect to the identification information of the DLR, a PDSN for establishing a PPP session with the AT, a DNS, and a push server for buffering push data for the AT received from a CN and requesting paging of the AT for push data transmission to the AT from which the PPP session has been terminated.

Abstract: The present invention relates to an apparatus and method for location based call signal conversion in a wireless communication network. The location based call signal conversion apparatus comprises an LBS (Location Based Service) server that provides location information on user terminals, and a call signal conversion server that converts the called signal to anyone called terminal on the called target terminal list that has been set up according to the current location of said called user terminal if a call connection request to a receiving user terminal from a sending user terminal is sensed among said user terminals, and if conditions for call signal conversion are satisfied according to the location and state of said called user terminal.

Abstract: A system and method for providing an Internet Protocol (IP)-based service in a communication system are provided. In an IP Multimedia Subsystem (IMS) communication system, a menu server generates a service object based on service capability information of a subscriber received from a service provider, and a terminal activates the service object received from the menu server so that the subscriber can easily use services. The user can select one of services from a service menu displayed on the terminal and immediately implement the selected service.

Abstract: The present invention relates to an apparatus and method for location based call signal conversion in a wireless communication network. The location based call signal conversion apparatus comprises an LBS (Location Based Service) server that provides location information on user terminals, and a call signal conversion server that converts the called signal to anyone called terminal on the called target terminal list that has been set up according to the current location of said called user terminal if a call connection request to a receiving user terminal from a sending user terminal is sensed among said user terminals, and if conditions for call signal conversion are satisfied according to the location and state of said called user terminal.