Patent application number | Description | Published |
20080263210 | Method and System for Notifying Updating of Terminal Capability Information for Combination Service - A method and system for notifying updating of terminal capability information for a combination service for simultaneously performing two or more services between first and second users are disclosed. Each terminal recognizes whether or not its terminal capability information has been updated to inform the other terminal accordingly when the first service for the combination service is connected. When a terminal, which has received update indication information informing that the terminal capability information has been updated, request and obtains the updated terminal capability information from the other terminal. | 10-23-2008 |
20090022099 | MULTIPLE NETWORK CONNECTION METHOD AND COMMUNICATION DEVICE THEREOF - There is provided a multiple network connection method through a first communication device constituting a multiple network together with one or more second communication device, comprises: transmitting a service request message to the second communication device by the first communication device; transmitting a response message including service connection information to the first communication device by the second communication device; transmitting the service request message including the service connection information to a network management server by the first communication device; transmitting a request message to set a new connection path with the second communication device to a service providing entity or an external communication device by the network management server; and generating a new connection path between the service providing entity or the external communication device and the second communication device, and transceiving data through the new connection path. | 01-22-2009 |
20090185557 | Method and Device for Selecting Service Domain - A method and device for selecting a service domain in a system for setting a session for at least one or more services between at least two or more terminals, in which when receiving an INVITE message for setting a voice service related session from an originating terminal, it is decided whether to send the INVITE message to a server or to directly send the INVITE message to a terminating terminal according to user pre-registered information for a domain selection, and then the terminating terminal having received the INVITE message sends to a network a response message including domain selecting information for directly selecting a domain with respect to the voice service related session according to a user's selection. | 07-23-2009 |
20090310597 | METHOD FOR HANDLING CS CALLS IN VOICE CALL CONTINUITY, VCC APPLICATION SERVER AND TRANSLATION ENTITY - A method for handling CS (Circuit Switching) calls in a VCC (Voice Call Continuity), a VCC application server and an apparatus thereof, wherein first, the VCC application identifies whether a called party number of CS domain calls routed thereto is in an international format, secondly, the VCC application may request to convert the format of the called party number into the international format (referred to as ‘routable number’) if the called party number is not in the international format, thirdly, a translation entity may convert the called party number into the routable number by adding an international prefix suitable for a current location of the originating terminal based on both the called party number and location information on the originating terminal, and then the calls may continue in an IMS domain or a CS domain by the routable number. | 12-17-2009 |
20100020768 | METHOD AND TERMINAL FOR RESTRICTION OF DOMAIN TRANSFER - A method and mobile terminal for controlling a voice call continuity (VCC) operation, are provided. According to an embodiment, the invention is directed to a method for controlling a voice call continuity (VCC) operation between a mobile terminal and a network, the method comprising: receiving operator policy via an OMA Device Management (DM) method during at least one call or session established between the mobile terminal and the network, the operator policy including domain transfer restriction information; evaluating the domain transfer restriction information of the operator policy; and selectively initiating a domain transfer according to the evaluated domain transfer restriction information of the operator policy, wherein the domain transfer restriction information indicates that a domain transfer from CS domain to IMS domain is restricted or not or a domain transfer from IMS domain to CS domain is restricted or not. | 01-28-2010 |
20100027498 | METHOD FOR REQUESTING DOMAIN TRANSFER AND TERMINAL AND SERVER THEREOF - A method, terminal and server for controlling a domain transfer operation, are discussed. According to an embodiment, the method includes receiving, by a terminal, a domain transfer request message from a network server, the domain transfer request message including domain transfer related information; evaluating, by the terminal, the domain transfer related information and at least one of user preference information and operator policy information; determining, by the terminal, whether to initiate a domain transfer of an ongoing call based on the evaluation result; and selectively initiating, by the terminal, the domain transfer of the ongoing call based on the determination result. | 02-04-2010 |
20100034199 | METHOD FOR REQUESTING DOMAIN TRANSFER AND TERMINAL AND SERVER THEREOF - A method, terminal and server for controlling a domain transfer operation, are discussed. According to an embodiment, the method includes receiving, by a terminal, a domain transfer request from a network server, the domain transfer request including domain transfer related information; evaluating, by the terminal, the domain transfer related information when deciding whether or not to initiate a domain transfer; determining, by the terminal, whether to initiate the domain transfer of an ongoing call based on the evaluation result; and initiating, by the terminal, the domain transfer of the ongoing call when the evaluated domain transfer related information indicates that the domain transfer of the ongoing call needs to be initiated, wherein the domain transfer is for voice call continuity that is capable of transferring voice calls between a circuit switched (CS) domain and an (IMS) domain. | 02-11-2010 |
20100070632 | METHOD FOR TRANSMITTING INFORMATION IN WIRELESS COMMUNICATION SYSTEM AND TERMINAL SUPPORTING THE METHOD - A method for transmitting information in a wireless communication system and a wireless communication terminal supporting the method, wherein when an application server sends to a receiving terminal a specific message for checking radio environment information or a message including a radio environment capability, the receiving terminal having received the message may send a response message with its own radio environment information to the application server, such that the radio environment information related to the receiving terminal can be sent to the sending terminal after analyzed by the application server. | 03-18-2010 |
20120177194 | METHOD FOR CONNECTING CALL - A call connection method is provided. When a terminal is in an IMS unregistered state, information indicating whether to perform a session transfer toward a CS domain is stored in a server during a registration or deregistration process. When receiving a call connection request message over an IMS, if the terminal is in the IMS unregistered state and the information indicates the session transfer, the call transfer toward the CS domain can be performed. | 07-12-2012 |
20130121334 | METHOD FOR REQUESTING DOMAIN TRANSFER AND TERMINAL AND SERVER THEREOF - A method, terminal and server for controlling a domain transfer operation, are discussed. According to an embodiment, the method includes determining, by a terminal, whether a session is transferred from a first domain to a second domain, wherein the determining is based on an operator policy and radio conditions, wherein the operator policy is received by the terminal from a network, and wherein the operator policy includes at least one of first information indicating an operator's preferred domain and second information indicating whether to initiate the domain transfer in a short time. | 05-16-2013 |
20130208716 | TERMINAL, METHOD AND SYSTEM FOR PERFORMING COMBINATION SERVICE USING TERMINAL CAPABILITY VERSION - A terminal, method and system for providing a CS service, a SIP-based service, or a CSI service, are provided. According to an embodiment, the terminal includes a controller to receive a terminal capability version of at least one target terminal, to compare the received terminal capability version with a previously stored terminal capability version of the at least one target terminal, and to determine whether to request for terminal capability information of the at least one target terminal based on the comparison result, wherein the terminal capability version identifies a version of capabilities of the at least one target terminal. | 08-15-2013 |
20140024387 | MULTIPLE NETWORK CONNECTION METHOD AND COMMUNICATION DEVICE THEREOF - A multiple network connection method that includes: receiving, by a first device from a second device, capability information of the second device; transmitting, by the first device to the second device, a registration complete message indicating that the second device is registered to a network; and performing, by the first device, a service control for providing a service for the second device. A first connection path and a second connection path are established using the capability information. The first connection path is established between the network and the second device through the first device, and is used for conveying control information for the service. The second connection path is established between the network and the second device not through the first device, and is used for conveying user data for the service. | 01-23-2014 |
20140115123 | WIRELESS COMMUNICATION SYSTEM FOR PERFORMING COMBINED SERVICE BETWEEN TERMINALS HAVING DIFFERENT COMMUNICATION ENVIRONMENTS - A method for transmitting information in a wireless communication system and a wireless communication terminal supporting the method, are discussed. In one embodiment, when an application server sends to a receiving terminal a specific message for checking radio environment information or a message including a radio environment capability, the receiving terminal having received the message may send a response message with its own radio environment information to the application server, such that the radio environment information related to the receiving terminal can be sent to the sending terminal after analyzed by the application server. | 04-24-2014 |
20140119364 | METHOD FOR PLACING CALL IN VOICE CALL CONTINUITY AND TERMINAL AND SERVER THEREOF - A method, server and terminal for providing a Voice Call Continuity (VCC) service, are discussed. According to an embodiment, the terminal includes a storage unit to store operator policy information and user preference information, the user preference information including domain selection information specifying a user-preferred domain to be used when originating the outgoing call from the terminal, the operator policy information including domain selection information specifying a network-preferred domain to be used when originating the outgoing call from the terminal; and a controller to perform a domain selection for the outgoing call based on the user preference information or the operator policy information. | 05-01-2014 |
20140302848 | MULTIPLE NETWORK CONNECTION METHOD AND COMMUNICATION DEVICE THEREOF - A multiple network connection method that includes: receiving, by a first device from a second device, capability information of the second device; transmitting, by the first device to the second device, a registration complete message indicating that the second device is registered to a network; and performing, by the first device, a service control for providing a service for the second device. A first connection path and a second connection path are established using the capability information. The first connection path is established between the network and the second device through the first device, and is used for conveying control information for the service. The second connection path is established between the network and the second device not through the first device, and is used for conveying user data for the service. | 10-09-2014 |