Patent application number | Description | Published |
20080198764 | Communication Path Allocating Entity and Method - A communication path allocating entity and method are described. The entity ( | 08-21-2008 |
20080239996 | Sharing Ongoing Data Session - The present invention discloses a solution for performing a sharing an ongoing data session between a first user and a group of at least one additional user in a telecommunication system. The basic idea of this invention is to provide a network integration node with a shared streaming session logic, replication logic and group membership management functions of a conference node, like for example the “Push to-talk over Cellular (PoC)” application. Using this functionality the conference system is to be included into the ongoing streaming session, shall invite additional members and forward the streaming traffic to them as well. This results into a shared streaming service using unicast communication resources. | 10-02-2008 |
20080247385 | Provision of Ims Services Via Circuit-Switched Access - The present invention proposes a solution for providing IMS services to users having circuit-switched controlled terminal being not adapted to provide IMS services to the users. In particular, it is proposed, in order to allow IMS to take the full call and service control, to place a user agent being responsible for the user ported to the IMS in a new node type called Mobile Access Gateway Control Function (MAGCF). This new node combines the logical functionality of a cellular switching center and the logical functionality of IMS. Further it is proposed to enhance a user's register, like HLR, to provide also information about the availability of a MAGCF node and about whether a particular user is enabled to use the MAGCF functionality. | 10-09-2008 |
20080261554 | Method for Informing Multiple Mobile Terminals of an Emergency Event - A method, devices, a system, and computer programs for informing multiple mobile terminals (UE | 10-23-2008 |
20080268818 | System and Method for Selecting a Subsystem for Call Termination - A subsystem selection entity and method of controlling a subsystem selection entity is described. The subsystem selection entity is arranged to conduct a subsystem selection-procedure and a control procedure which comprises at least one control operation for controlling how one or more subsystems conduct a subscriber-not-reachable service. | 10-30-2008 |
20080305773 | Method for Delivering Multimedia Files - A technique for delivering a multimedia data file, such as an MMS, from an originator having an originator server associated therewith to a recipient having a recipient server associated therewith is provided. The technique comprises establishing a communication path from the originator to the recipient via the originator server and recipient server. The recipient server receives the data file or portions thereof uploaded to the originator server from the originator. Thereafter, the recipient server individually forwards the data file portions received from the originator server without waiting for receipt of the complete data file. | 12-11-2008 |
20090016330 | PROVISION OF PACKET-BASED SERVICES VIA CIRCUIT-SWITCHED ACCESS - The present invention proposes a solution for providing IMS services and in particular mid-call services to users having circuit-switched controlled terminals and being not adapted to provide IMS services to the users. In particular, it is proposed to introduce a new node type called Mobile Access Gateway Control Function (MAGCF). This new node combines the logical functionality of a cellular switching center and the logical functionality of packet-based logic. The invention discusses a concept of the MAGCF handling mid-calls, which comprises identification of the received mid-call request, generating in accordance to the identified mid-call a corresponding message, tracking the status of the performed mid-calls. | 01-15-2009 |
20090117937 | Method and devices for suppporting message services to a dual mode mobile station via a session initiation protocol - The invention relates to methods and devices for supporting the sending of a message to a dual mode mobile station. | 05-07-2009 |
20090124254 | Method and devices for supporting a flexible handling of connections towards a dual mode mobile station - The invention relates to a method and devices for supporting the use of a dual mode mobile station in a cellular telecommunications network connected to a first cellular telecommunications access network and a second short range and/or high bandwidth access network. The node connecting the second access network and the core network imitates a node of the cellular telecommunications access network towards a core network and operates towards the second access network like a SIP proxy. | 05-14-2009 |
20090190579 | Service routing decision entity - A service routing decision entity and method are described for a system that comprises a circuit switched subsystem, an Internet protocol multimedia system subsystem and at least one mobile terminal suitable for communication with the two subsystems. The two subsystems provide overlapping services. The service routing decision entity and method are arranged to make a routing decision associated with a given service involving the mobile terminal with respect to routing the given service via one or both of the circuit switched subsystem and the Internet protocol multimedia system subsystem, based on predetermined decision information. | 07-30-2009 |
20090296642 | Method for Registering Multi-Contact Devices - A technique is described allowing an IMS enabled network to terminate a communication request directed towards a user device in a well-defined way, even for cases in which multiple registrations for IMS are present that are related to the same physical user device. A method embodiment of this technique comprises registering multiple user agents for one and the same user device, wherein from each user agent contact information including a device ID identifying the user device is provided; and processing a communication request directed towards the user device, the processing comprising identifying multiple identical device IDs of registered contacts, and treating the communication request according to a predetermined handling scheme related to the detection of identical device IDs. | 12-03-2009 |
20100046501 | METHODS AND APPARATUSES FOR REGISTERING A TERMINAL IN THE IMS OVER A CIRCUIT-SWITCHED ACCESS DOMAIN - The invention provides a solution for registering a terminal having a packet-switched and circuit-switched functionality in a packet-switched service domain, such as the IMS over a circuit-switched access domain. In particular it is proposed to send a packet-switched registration message packed in a circuit-switched transport bearer (USSD) to a circuit node (HLR, MSC, dispatcher) which selects an adapter node (IA) being responsible for performing a registration in the packet-switched service domain on behalf of the user using the information provided with the packet-switched registration message and by deriving and adding additional information. | 02-25-2010 |
20100106846 | METHOD AND APPARATUSES FOR MAKING USE OF VIRTUAL IMS SUBSCRIPTIONS COUPLED WITH THE IDENTITY OF A NON SIP COMPLIANT TERMINAL FOR NON-REGISTERED SUBSCRIBERS - The present invention relates to an overlay system between a GSM and IMS network, making use of virtual IMS subscriptions, which are temporary coupled with the identity of a non SIP compliant terminal, when the non SIP compliant terminal makes a call, is called or invokes an IMS service during the call, for the purpose of initiating a SIP session providing an IMS service to the terminal. | 04-29-2010 |
20100118861 | Inter-Working Between a Packet-Switched Domain and a Circuit-Switched Domain - The present invention proposes a solution for providing packet-switched services to a user, even in case the user is accessibly only via a circuit-switched access. For this purpose it is proposed to force the user to report changes in the reachability status and to keep the user's registration alive in a packet-switched domain as long as the user is reachable. A packet-switched adapter located between the circuit-switched domain and a packet-switched domain aligns the registration status of the user in the packet-switched domain to the reachability status and performs a registration procedure depending on the outcome of the alignments. The registration procedure might be in detail either a registration or a re-registration or a de-registration procedure. | 05-13-2010 |
20100135204 | METHODS, APPARATUSES AND COMPUTER PROGRAM PRODUCTS FOR ROUTING A CALL FROM A CIRCUIT SWITCHED DOMAIN TO A UNIFIED SERVICE DOMAIN - A technique for routing a call to a unified service domain using one or more client applications providing call routing support from a circuit-switch access domain to unified service domain is described. A first one of the client applications will be provided on a network side and a second one of the client applications may potentially be provided on a terminal side. A method implementation of this technique comprises, on the network side, the steps of receiving a message from the terminal side, detecting, in response to the message, the client application that is to provide the routing functionalities, and controlling an activation state of at least one of the two client applications dependent on a result of this detection. | 06-03-2010 |
20100144351 | Technique for Service Domain Selection - A technique for performing a service domain selection in a communications network having a default service domain and at least one alternative service domain is described. According to this technique, a switching to the alternative service domain involves the invocation of a supplementary service that is provided as a supplement to a basic service. A method implementation of this technique comprises steps of identifying a basic service type associated with a service request; determining if for at least one of an originating side and a terminating side of the service request the identified basic service type is linked with a subscription to the supplementary service of service domain switching; and invocating the supplementary service of service domain switching if a linking can be determined. | 06-10-2010 |
20100150133 | METHOD AND APPARATUS FOR PROVIDING IMS SERVICES TO CIRCUIT-SWITCHED CONTROLLED TERMINALS - The present invention proposes a solution for providing IMS services to users having circuit-switched controlled terminals being not adapted to provide IMS services to the users. In particular, it is proposed, in order to allow IMS to take the full call and service control, to place a user agent being responsible for the user ported to the IMS in a new node type called Mobile Access Gateway Control Function (MAGCF). This new node combines the logical functionality of a cellular switching center and the logical functionality of IMS. The invention discusses a concept of a static MAGCF being deployed in a network and being assigned for handling a user. | 06-17-2010 |
20100157985 | SYSTEM AND METHOD FOR INDICATING CIRCUIT SWITCHED ACCESS AT IMS REGISTRATION - In IP Multimedia Subsystem (IMS) IMS Control Channel Protocol (ICCP) is used between a user equipment (UE) and IMS Control Channel Function (ICCF) and Session Initiated Protocol (SIP) interface (between to ICCF, Call Session Control Function and Application Server) to support the indication of Circuit Switched (CS) access utilizing P-Access-Network-Information header. The indication can be used by an S-CSCF or AS for different purposes such as routing decision, charging, and presence info. | 06-24-2010 |
20100177764 | Technique for Interconnecting Circuit-Switched and Packet-Switched Domains - A technique for providing circuit-switched cal services for a call stretching between a packet-switched domain and circuit-switched domain is provided. A possible server implementation of this technique includes a first interface adapted to receive packet-switched protocol messages requesting circuit-switched call services, a service component providing the requested call services, and a second interface adapted to pass call control towards the circuit-switched domain after the call services have been provided. | 07-15-2010 |
20100182998 | Access Domain Selection In A Communications Network - A method and apparatus for managing access domain selection for a user device accessing an IP Multimedia Subsystem (IMS) network. A Call Session Control Function (CSCF) in the IMS network stores an access domain indicator associated with a user s contact address. The access domain indicator is associated with the user s contact address when the user registers with the IMS network. The CSCF sends the access domain indicator to an Access Domain Selection (ADS) function in the IMS network, the access domain indicator to be used by the ADS function in selecting an access domain. This allows the ADS function to select the correct access domain to use when sending messages to the user device. | 07-22-2010 |
20100226301 | Feedback Technique for a Hierarchically Organized Broadcast/Multicast Service Area - The disclosure relates to a technique for determining for a broadcast or multicast session the availability of resources in a hierarchically organized content distribution network. The network includes on a lower hierarchy level a plurality of service area portions such as individual radio cells. In one embodiment, an availability request is sent from a network component on a higher hierarchy level towards one or more network components on a lower hierarchy level. In response to the availability request, one or more feedback messages including resource availability information relating to one or more service area portions are received. | 09-09-2010 |
20100246444 | METHOD FOR REGISTERING IN AN IMS DOMAIN A NON-IMS USER DEVICE - A flexible technique for registering in an IMS domain ( | 09-30-2010 |
20100246523 | METHOD AND APPARATUS FOR CORRELATING SIGNALLING IN A COMMUNICATIONS NETWORK - A node in an IMS network receives circuit switched signalling relating to a communication session sent from a terminal over a circuit switched access network, and also receives packet switched signalling relating to the communication session sent from the terminal over a packet switched access network. The packet switched signalling comprises an identifier, and the node uses the identifier to correlate the circuit switched signalling with the packet switched signalling. This allows terminals using ICS to send signalling over both packet switched and circuit switched access networks, and a receiving node to correlate those signals. | 09-30-2010 |
20100254372 | SYSTEM AND METHOD FOR ENHANCING IMS CENTRALIZED SERVICES - A system and method of providing an enhanced service in a telecommunications network. The system includes a telecommunications network utilizing a circuit switched and packet switched access capability. The system also includes a sending User Equipment (UE) originating a call to a receiving UE. The sending UE sends an indicator informing the network to wait for further call information before proceeding with a call request towards the receiving UE. The system also includes a control node for routing calls within the network. The control node combines the call information received from the sending UE with call routing information of the call for connecting the call with the receiving UE to form a call request to the receiving UE. Upon receiving the call request message by the receiving UE, the call is connected and a media path is established between the receiving UE and the sending UE. | 10-07-2010 |
20100260105 | DOMAIN TRANSFER SERVICE CONTINUITY PROVISION TO A MOBILE TERMINAL - The invention refers to a method of providing a service continuity of a communication between a mobile terminal (UE) and a service node (AS) within a communications network (CN), the communication network comprising a first radio access network (RAN | 10-14-2010 |
20100272096 | CALL HANDLING FOR IMS REGISTERED USER - The present invention proposes a solution for providing IMS services to users having circuit-switched controlled terminals. In particular, it is proposed, in order to allow IMS to take the full call and service control, to combine circuit-switched and packet-based multimedia functionality in a new node type called Mobile Access Gateway Control Function (MAGCF). In particular the present invention provides a method for ensuring that the MAGCF node acts as a roaming anchor point in order to enforce the handling of originating and terminating calls in the IMS. | 10-28-2010 |
20100293265 | IP MULTIMEDIA SUBSYSTEM REGISTRATION - A method of ensuring that a currently reachable contact address is registered for a user terminal within an IP Multimedia Subsystem, the method comprising registering a first contact address for said terminal with the IP Multimedia Subsystem, subsequently determining on a network side that said terminal is no longer reachable via said first contact address, and as a consequence of such a determination, registering on the network side a second reachable contact address on behalf of the user terminal, with the IP Multimedia Subsystem. | 11-18-2010 |
20100322215 | METHODS FOR CONTROLLING ACCESS DOMAIN SWITCHING, NETWORK NODES, USER TERMINAL AND COMPUTER PROGRAM PRODUCT THEREFOR - A technique for controlling an access domain selection is described. The technique is applicable to user terminals that are capable of switching from a first network access domain to a second network access domain while services are provided to the user terminals. According to a network aspect of this technique, a network node receives a request message from a user terminal. In response to this request message, the network node sends a rule set including one or more access domain switching rules to the user terminal. These access domain switching rules may be dynamically selected by the network node to control the access domain switching behaviour of the user terminal. | 12-23-2010 |
20110058520 | METHOD, APPARATUS AND COMPUTER PROGRAM FOR SUPPORTING A SESSION IDENTIFIER IN CASE OF A TRANSFER BETWEEN DIFFERENT RADIO ACCESS NETWORKS - A method and application server for supporting a communication established between a first mobile terminal towards a telecommunications network that includes first and second radio access networks. When a session setup is initiated with respect to the first mobile terminal, the application server receives a session identifier. The application server enters the identifier into an identifier list comprising one or more identifiers for identifying sessions with respect to the first mobile terminal. If the application server receives an indication of a session transfer from the first radio access network to the second radio access network, the application server provides the identifier list to the second radio access network in response to the indication. | 03-10-2011 |
20110110331 | Handover Delay Optimization - A method of anchoring a packet switched session of a subscriber comprises receiving a packet switched request for a session setup, and anchoring the packet switched session in a control node (MSC-S) of a visited network of the subscriber. | 05-12-2011 |
20110141979 | TECHNIQUE FOR EMERGENCY SESSION HANDLING IN A COMMUNICATION NETWORK - Techniques of emergency session handling in a communication network are provided, in which a packet switched network control function configured to handle emergency sessions established from a user equipment via a packet switched network access, e.g. an Emergency Call Session Control Function (E-CSCF), is associated with a switching control node of a circuit switched network. The switching control node is capable of handling emergency session established via a circuit switched network access, e.g. a Mobile Switching Centre Server (MSC-S) of a mobile network. Handling of emergency sessions established via the packet switched network access is forwarded from the packet switched network control function to the associated switching control node. | 06-16-2011 |
20110153866 | Method And Apparatuses For Maintaining Service Continuity To A Centralization And Continuity Application Server - A method and apparatus for maintaining service continuity for User Equipment accessing an IP Multimedia Subsystem communication network. A routing identifier is established that identifies a Service Centralization and Continuity Application Server allocated to the User Equipment. The routing identifier is sent to the between the User Equipment and the Service Centralization and Continuity Application Server, a handover message is sent from the User Equipment via a Circuit Switched access network. The handover message includes the routing identifier, and is then forwarded to the identified Service Centralization and Continuity Application Server. This allows the same Service Centralization and Continuity Application Server to be used after the handover as was used before the handover, thereby providing service continuity. | 06-23-2011 |
20110238845 | Correlation of Sessions in Case of Session Transfer in IMS Domain - The invention relates to session control in an IMS domain of a communications network and more particularly to techniques for performing session transfer in an IMS control node (SCC AS) for controlling centralized services in an IMS domain. One embodiment of an SCC AS ( | 09-29-2011 |
20110249652 | Methods and Apparatuses for Single Radio Voice Call Continuity (SRVCC) from CS to LTE - A method for a call control node (MSC Server) enhanced for Single Radio Voice Call Continuity (SRVCC) allowing for a session transfer of a call involving a User Equipment (UE) of a handover party from a circuit switched (CS) access towards a target packet switched (PS) access is provided, the call involving said handover party and another party, said call being anchored in an Service Centralization and Continuity Application Server (SCC AS) of the IP-Multimedia-Subsystem (IMS), the method comprising the steps of receiving ( | 10-13-2011 |
20110256866 | METHOD OF AND EQUIPMENT FOR SUBSCRIBER MOBILITY REGISTRATION UPDATE IN A HOME LOCATION REGISTER OF A MOBILE COMMUNICATIONS NETWORK - A method of and equipment for subscriber mobility registration update in a Home Location Register, HLR, of a Global System for Mobile communications, GSM, or a Universal Mobile Telecommunications System, UMTS, mobile telecommunications network. The HLR receives and stores subscriber mobility registration information from at least one Mobile Switching Centre, MSC, of the telecommunications network. The HLR instructs an MSC to forward intermediate subscriber mobility registration update messages to the HLR for specific mobility events of a subscriber. The HLR receives an intermediate subscriber mobility registration update message of the MSC when such a specific mobility event occurs, and the subscriber mobility registration in the HLR is updated on the basis of a received intermediate subscriber mobility registration update message by the HLR. The method is especially applicable for IP Multimedia Subsystem Centralised Services, ICS. | 10-20-2011 |
20110268098 | Handling a registration timer to provide service continuity in IMS - The invention relates to a method for providing service continuity with respect to a registration of a mobile terminal, UE, at a control server of an IP Multimedia Subsystem, IMS, network, while a CS-communication session between the UE and a switching server, MSC, of a circuit-switched, CS, network is established. The control server comprises a registration timer which is used for initiating a termination of the registration of the UE at the IMS network, when the registration timer expires, wherein the control server updates the registration timer in dependence of a control information received from the MSC. The invention further relates to a MSC providing such service. | 11-03-2011 |
20110292841 | Preserving Mid-Call State in IMS Centralized Services Sessions - Techniques for managing multiple ICS sessions in an IMS network are described. In one method, a MSC server detects that a user terminal has been transferred from a first access network to a second access network and, in response, sends a message to an SCC AS, the message indicating transfer of the user terminal. The MSC server receives, in response, one or more requests for MSC server-assisted mid-call feature services for the user terminal, and assigns transaction identifiers to one or more sessions held for the user terminal or to one or more conference participants corresponding to the user terminal. Corresponding techniques carried out at an SCC AS are also described. | 12-01-2011 |
20110299501 | Mobility in IMS based Home Node B - The invention relates to a method for handing over an IP multimedia Subsystem, IMS, anchored session of a mobile device ( | 12-08-2011 |
20110306321 | Regulation by MSC server when using SGs/Gs - A method of registering a subscriber in an IP Multimedia Subsystem (IMS) is provided, wherein the method is executed by a call control node ( | 12-15-2011 |
20120076109 | Session Transfer in a Communication Network - A method and apparatus for transferring a session from a packet switched access network to a circuit switched access network. A Mobility Management Entity receives a service type indicator from a gateway node. The service type indicator indicates a type of service for the session, and is associated with bearers used for the session. The Mobility Management Entity subsequently receives, from an eNodeB, an indication that the session is to be transferred from the packet switched network to the circuit switched access network. The Mobility Management Entity determines the bearers associated with the session using the service type indicator, and initiates transfer of the session using those bearers. This ensures that the correct bearers are transferred regardless of whether or not identifiers such as QCI values have been ascribed to other types of service. | 03-29-2012 |
20120106324 | Handling of Access Capability Information in a Mobile Network - In a mobile network with a plurality of access networks ( | 05-03-2012 |
20120115479 | Method and Network Node - Method in a network node ( | 05-10-2012 |
20120134351 | Short Messaging Service Over 3GPP Long Term Evolution - The application relates to SMS over LTE radio access. Several alternatives are already known, such as specified in 3GPP TS 24.247 which supports text messaging capabilities and 3GPP 23.204 which supports all existing SMS capabilities through SMS encapsulation in IP. Furthermore, 3GPP 23.272 which relates to SMS in CS fallback. A further technique is known as Generic Access Network which is under study in 3GPP 23.879 relating to CS domain services over evolved PS access and in Voice Over LTE VOLGA. The present application provides a solution for handling messages between legacy networks in the form of circuit-switched networks and IP network architecture in the form of an IP Multimedia Subsystem IMS while minimizing the efforts needed for system integration by maximal reuse of existing functionalities. This is achieved by an entity ( | 05-31-2012 |
20120177193 | Method of Routing a Sesson from a Calling Party in a Serving Communication Network of the Calling Party to a Called Party - A method of routing a session from a calling party in a serving communication network of the calling party to a called party is described. The serving communication network of the calling party is distinct from a home communication network of the calling party. The method is executed by a session routing node in the serving communication network of the calling party. In order to optimize a session routing path of signaling data of the session, the method comprises receiving from the home communication network of the calling party a session routing request requesting routing the signaling data of the session to the called party via the serving communication network of the calling party, and routing the signaling data of the session to the called party via the serving communication network of the calling party based on the received session routing request. | 07-12-2012 |
20120185506 | Method for Handling Data Stored by a Communication System - Method, apparatuses and computer programs for handling data related to users of a communications system comprising: a database server storing data related to users of the system, and a plurality of service servers. The database server modifies ( | 07-19-2012 |
20120190366 | Methods and Devices for Improving Session Continuity - A method for improving session continuity for a terminal ( | 07-26-2012 |
20120236797 | Method for Enabling Delivery of a Message Between an IMS Domain and a CS Domain - A method and apparatus for enabling delivery of a message in a communication system comprising an IMS domain and a circuit switched domain. Upon receiving a registration message in the IMS domain from a user equipment operated by a user, wherein the message comprises an Equipment Identifier valid for the user equipment and an IMPI valid for the user, the Equipment Identifier and the IMPI are extracted from the received message. Then a creation or an update of a mapping of the Equipment Identifier to the IMPI and a C-MSISDN is initiated. Upon receiving a message, relating to the user, which is to be communicate between the IMS and circuit switched domains in the communication system, a use of the mapping for translating between the Equipment Identifier, IMPI and the C-MSISDN is initiated. | 09-20-2012 |
20120275431 | HANDLING CALL TRANSFER IN A COMMUNICATION NETWORK - A method and apparatus for handling a call transfer from a circuit switched access network to a packet switched access network. A Mobile Switching Centre Server receives a notification that a call for a terminal requires handover from a circuit switched access network to a packet switched access network. The MSC Server determines whether the terminal is currently registered in an IMS network and/or whether the MSC Server is registered such that it can perform handover from the circuit switched access network to the packet switched access network. If so, then return Single Radio Voice Call Continuity is invoked to perform a handover of the call from the circuit switched access network to the packet switched access network. If not then the MSC Server invokes error handling procedures. | 11-01-2012 |
20120307732 | Methods and Apparatus For Use in a Communications Network - According to a first aspect of the present invention there is provided a method of operating a mobility management node to provide location and/or status information for a user terminal connected to an Evolved Packet Core network. The method comprises receiving a request for location and/or status information for the user terminal from a subscriber register, determining the location and/or status information for the user terminal, and sending a response to the subscriber register including the determined location and/or status information. | 12-06-2012 |
20130016698 | Handover from Circuit Switched to Packet SwitchedAANM Keller; RalfAACI WurselenAACO DEAAGP Keller; Ralf Wurselen DEAANM Hallenstal; MagnusAACI TabyAACO SEAAGP Hallenstal; Magnus Taby SEAANM Olsson; MagnusAACI StockholmAACO SEAAGP Olsson; Magnus Stockholm SEAANM Lindholm; FredrikAACI StockholmAACO SEAAGP Lindholm; Fredrik Stockholm SE - The invention relates to a method for handing over a call of a mobile entity that is circuit switched attached via a NMobile Switching Center MSC ( | 01-17-2013 |
20130077620 | SYSTEM AND METHOD FOR INDICATING CIRCUIT SWITCHED ACCESS AT IMS REGISTRATION - In IP Multimedia Subsystem (IMS) IMS Control Channel Protocol (ICCP) is used between a user equipment (UE) and IMS Control Channel Function (ICCF) and Session Initiated Protocol (SIP) interface (between to ICCF, Call Session Control Function and Application Server) to support the indication of Circuit Switched (CS) access in header information. The indication can be used by an S-CSCF or AS for different purposes such as routing decision, charging, and presence info. | 03-28-2013 |
20130115956 | Location Based Radio Access System Selection - To improve use of available radio resources and to increase end user perception of delivered radio services according to the present invention there is provided a method of operating a radio access control station in a wireless communication environment supporting at least two radio access technologies (GSM, WCDMA, LTE, WLAN) for radio communication with a mobile station. Here, a preferred radio access system is determined on the basis of a radio coverage map ( | 05-09-2013 |
20130121255 | GATING CONTROL IN A TELECOMMUNICATION SYSTEM - A method and system for updating or handling the update of a media path between a first user terminal and a second user terminal in a telecommunications network is provided. According to an embodiment of the present invention, the media path includes one or more gateway nodes. Each gateway node includes a gating function for gating media packets. Each gating function has an associated controlling function for controlling the gating function. Responsive to a message indicating at an update of the gating at the gating function is required, the gating function arranges for a new gating to be opened while keeping the old gating open. The gating function determines when the media has been switched to the new path. Responsive to the determination, the gating function arranges for the old gating to be closed. | 05-16-2013 |
20130132597 | METHOD AND APPARATUSES FOR MAKING USE OF VIRTUAL IMS SUBSCRIPTIONS COUPLED WITH THE IDENTITY OF A NON SIP COMPLIANT TERMINAL FOR NON-REGISTERED SUBSCRIBERS - A Service Interaction Manager in a Packet Based Multimedia System (PBMS) for initiating a session with a terminal utilizing a temporary virtual subscription when the terminal does not have a subscription with the PBMS. A table stores temporary virtual subscriptions. A Coupling Function connected with a Network Access Gateway and the table utilizes the table to select an available virtual subscription and to store in the table, a temporary association between an identifier of the terminal and the available virtual subscription. A Correlation Function connected with a requested service, the table, and a PBMS access gateway receives from the PBMS access gateway, a session start request message with the terminal identifier, and utilizes the table to correlate the session start request message with the available virtual subscription based on the terminal identifier. | 05-23-2013 |
20130136058 | Handling a Registration Timer to Provide Service Continuity in IMS - The invention relates to a method for providing service continuity with respect to a registration of a mobile terminal, UE ( | 05-30-2013 |
20130173730 | Multi-User Multimedia Messaging Services - Methods, devices, and computer programs for efficient reporting of a transmission state of a multimedia message addressed to recipient user devices. A multimedia message is sent from an originator user device to an originator server and further to one or more recipient servers with which the recipient user devices are associated. The recipient servers send the multimedia message to the addressed recipient user devices associated with the recipient server and receive status messages, each status message including an indication of an individual message transmission state of the multimedia message at one of the recipient user devices. The recipient servers aggregate the indications according to at least two message transmission state types into a report representing the transmission state of the multimedia message, and send the report to the originator server. | 07-04-2013 |
20130194966 | HANDLING ICS ENHANCED AND NON ENHANCED MSC IN A POOL - The invention related to handling core network entities of a radio core communications network comprising a first network entity and a second network entity. The said second network entity differs from the first network entity in that it is capable of processing interworking between messages exchanged with said radio core communications network and messages exchanged with an IP multimedia subsystem. In other words, one network entity is capable of performing inter-working while the other one not. The first and/or second network entities are provided (S | 08-01-2013 |
20130195074 | SINGLE RADIO VOICE CALL CONTINUITY HANDOVER OF CALLS WITH VIDEO MEDIA FROM A CIRCUIT SWITCHED ACCESS NETWORK - A method is provided of performing a handover with Single Radio Voice Call Continuity, SRVCC, of a telecommunications session from a User Equipment, UE accessing an IP Multimedia Subsystem, IMS, network via a Circuit Switched, CS, access network to a target Packet Switched, PS, access network. The method includes receiving a handover request from the CS access network to transfer the session and determining that the telecommunications session comprises data media in addition to, or without, any audio media. The ability to perform the handover with SRVCC for the data media is determined. Bearer resources for the session when handed over to the PS access network are allocated, including a data media bearer and, if there is any audio media in the session an audio media bearer. The session is transferred from the CS to the target PS access network. | 08-01-2013 |
20130195075 | HANDOVER OF PRIORITY CALLS FROM A CIRCUIT SWITCHED ACCESS NETWORK WITH SINGLE RADIO VOICE CALL CONTINUITY - A method is provided of handing over a priority call with Single Radio Voice Call Continuity, SRVCC. The priority call is handed over from a User Equipment, UE, accessing an IP Multimedia Subsystem, IMS, network via a Circuit Switched, CS, access network to a target Packet Switched, PS, access network thereby establishing a priority IMS session. The priority call has a specified CS priority level. The method includes sending a handover request from the CS access network towards the PS access network and the IMS network to transfer the priority call. A PS priority level for the session in the PS network is determined based on the specified CS priority level. | 08-01-2013 |
20130195076 | HANDOVER OF ERMERGENCY CALLS FROM A CIRCUIT SWITCHED TO A PACKET SWITCHED ACCESS NETWORK - A method is provided of performing a handover with SRVCC to a target PS access network of an emergency call to a PSAP from a UE accessing a CS access network. The method includes sending a handover request from the CS access network towards an IMS network to transfer the emergency call. A CS to PS emergency handover command is sent to the UE, including an emergency STN identifying an access transfer control function. The UE sends a SIP INVITE to establish an emergency IMS session over the PS access network. The SIP INVITE includes the emergency STN so that the INVITE is routed to the access transfer control function. The emergency call sent over the CS access network with the emergency IMS session are correlated and the emergency call is switched to the emergency IMS session over the PS access network to complete the handover. | 08-01-2013 |
20130259001 | Technique for Connection Attempt Handling in a Circuit Switched Fallback Situation - A technique for handling mobile terminating connection attempts for a mobile terminal for which a change of an association from a first routing node to a second routing node is accompanied by a Circuit Switched (CS) fallback is described. A method implementation of this technique comprises the following steps carried out by the first routing node: receiving a first mobile terminating connection attempt to the mobile terminal, in response to receipt of the first mobile terminating connection attempt, determining that the mobile terminal cannot be reached by the first routing node, determining an identity of the second routing node, and transmitting, to the second routing node, a second mobile terminating connection attempt for a CS connection to the mobile terminal. | 10-03-2013 |
20130272194 | HANDOVER OF CALLS BETWEEN ACCESS NETWORKS - A method is provided of performing a session transfer with Single Radio Voice Call Continuity, SRVCC, from a Packet Switched, PS, access to a Circuit Switched, CS, access of a telecommunications session that has been established over the PS access via an IP Multimedia Subsystem, IMS, network. A request for the transfer of the session is received. An indication of a voice codec that is currently being used for the session is obtained from the IMS network. Allocation of resources for the session in the CS access network is initiated, including specifying the voice codec to be used based on the obtained codec indication. Transfer of the session to the CS access is initiated so that the session continues with use of the specified voice codec. | 10-17-2013 |
20130279401 | ROAMING CONTROL FOR IMS APN - The embodiments herein relate to a method in a second node ( | 10-24-2013 |
20130288671 | Technique for Terminating Call Set Up in a CSFB Situation - A technique for controlling set up of a terminating call to a UE in a CSFB situation involving a first MSC paging the UE and a second MSC where the UE is performing a Location Update is described. A method implementation of this technique comprises receiving, from an HLR, a PRN message and forwarding information received in the PRN message to the second MSC. | 10-31-2013 |
20130308632 | ROUTING TERMINATING CALLS - A subscriber server routes a terminating call in a network that includes a circuit switched (CS) network, a packet switched (PS) network, and an IP Multimedia Subsystem (IMS). The server receives a request for routing information in relation to the terminating call from a CS node in the CS network. A determination is made at server based on whether a UE associated with the terminating call is registered in the IMS and the UE has access to the PS network. The server instructs the CS node to route the terminating call in the CS network when the UE is not registered in the IMS or when the UE does not have access to the PS network. The server instructs the CS node to send the terminating call to the IMS for handling when the UE is registered in the IMS and when the UE has access to the PS network. | 11-21-2013 |
20130329647 | ENHANCED HANDLING OF ACCESS CAPABILITY INFORMATION IN A MOBILE NETWORK - In a mobile network with a plurality of access networks, a control node, which is controlling access of a user equipment to that one of the access networks which is currently used by the user equipment, performs a determination of an access capability of the user equipment in this access network. The control node provides an indication of the determined access capability to a subscriber database associated with the user equipment. When transmitting the indication, a guard timer is started. After determining the access capability, the control node receives an update indication for the user equipment. In response to receiving the update indication, the control node performs a redetermination of the access capability. Further, the control node checks if the guard timer has expired and, only if the guard timer has not expired, provides a further indication of the redetermined access capability to the subscriber database. | 12-12-2013 |
20130343279 | SELECTION OF SERVICE DOMAIN IN IMS CENTRALISED SERVICES - The invention includes methods of using IMS Centralised Services, ICS, in the selection of a service domain relating to a call involving a User Equipment, UE, being served by a CS access network. In one aspect a method includes receiving a request from a routing node, such as a Mobile Switching Centre, MSC, or a Gateway Mobile Switching Centre, GMSC, for a service domain selection at a Service Control Point, SCPin the UE's IMS network ( | 12-26-2013 |
20140073333 | ROUTING TERMINATING CALL TO USER EQUIPMENT VIA CONTROL NODES - A method for routing a terminating call to a user equipment via a first control node for controlling the call, wherein the user equipment is attached to a second control node which is adapted to provide routing information. The method comprises determining, by the second control node, if the user equipment is attached to the second control node over a third control node, wherein the attachment over the third control node indicates that call control shall be performed by a specific service domain. Based on the determining, the provided routing information is selected by the second control node, wherein the routing information indicates to the first control node if the further call establishment to the user equipment is controlled either by the second control node or by the third control node. The call is then routed, by the first control node, according to the selected routing information. | 03-13-2014 |
20140126540 | HANDLING CALL TRANSFER IN A COMMUNICATION NETWORK - A method and apparatus for handling a call transfer from a circuit switched access network to a packet switched access network. A Mobile Switching Centre Server receives a notification that a call for a terminal requires handover from a circuit switched access network to a packet switched access network. The MSC Server determines whether the terminal is currently registered in an IMS network and/or whether the MSC Server is registered such that it can perform handover from the circuit switched access network to the packet switched access network. If so, then return Single Radio Voice Call Continuity is invoked to perform a handover of the call from the circuit switched access network to the packet switched access network. If not then the MSC Server invokes error handling procedures. | 05-08-2014 |
20140187192 | Method for informing multiple mobile terminals of an emergency event - A method, devices, a system, and computer programs for informing multiple mobile terminals (UE | 07-03-2014 |
20140204905 | HANDLING A TERMINATING CIRCUIT SWITCHED SIGNALING SERVICE TO A TERMINAL IN A MOBILE NETWORK - Methods, nodes, computer programs and a mobile network for handling a terminating circuit switched signaling service to a terminal in a mobile network are described. A method of handling a terminating circuit switched signaling service to a terminal in a mobile network is described. The signaling service is distinct from a call. The mobile network comprises a first control node and a second control node. The method is performed by the first control node. The method comprises receiving signaling information for terminating the circuit switched signaling service to the terminal, subsequent to the step of receiving, detecting that the terminal has requested a location update from a second control node of the mobile network, and, based on the step of detecting, forwarding the received signaling information to the second control node. | 07-24-2014 |
20140204908 | METHODS OF AND NODES FOR SELECTING A TARGET CORE NETWORK FOR HANDING OVER A VOICE SESSION OF A TERMINAL - A method of selecting a target core network of a communication network for handing over a voice session of a terminal from a packet switched source radio access network (RAN) to a target RAN. The voice session is anchored in an Internet Protocol Multimedia Subsystem, and the selected target core network includes a circuit switched domain which is associated with the target RAN and supports voice session continuity to hand over the voice session from the source RAN to the target RAN. The target RAN is associated with a network identification of the target core network. The method is executed by a node and includes receiving a network identification of at least one target core network associated with at least one target RAN. The target core network is selected based on an indicated support of voice session continuity by the network identification. | 07-24-2014 |
20140219249 | METHODS OF AND NODES FOR INFORMING A CONTROL NODE IN A SERVING COMMUNICATION NETWORK OF ADDRESS INFORMATION ABOUT A SESSION ANCHOR NODE IN THE SERVING COMMUNICATION NETWORK - A method of informing a control node in a serving communication network of address information about a session anchor node in the serving communication network is described. The control node is accessible by a terminal via a circuit switched access of the serving communication network. The serving communication network of the terminal is different from an internet protocol based home communication network of the terminal. The method is executed by a session anchor node in the home communication network. The method includes receiving an update request for the control node being updated of address information about the session anchor node in the serving communication network, receiving address information about the session anchor node in the serving communication network, and sending the received address information based on the received update request. | 08-07-2014 |
20140307706 | HOMOGENEOUS CIRCUIT SWITCHED VOICE SUPPORT INDICATION IN A MOBILE NETWORK - A subscriber database maintains a data record related to a user equipment. The subscriber database receives an indication from a control node which is responsible for controlling a plurality of packet switched network accesses, The indication indicates whether voice communication with the user equipment over circuit switched access is supported or unsupported homogeneously for all the network accesses controlled by the control node. The subscriber database stores the indication in the data record. If the subscriber database receives a request from a termination control node which is responsible for controlling termination of a voice session with the user equipment, it processes the request depending on the stored indication. In some cases, if the indication indicates that voice communication with the user equipment over circuit switched access is unsupported homogeneously, the subscriber database may reject the request without further interaction with other nodes. | 10-16-2014 |
20140313980 | Handling ICS Enhanced and Non Enhanced MSC in a Pool - Handling core network entities of a radio core communications network comprising a first network entity and a second network entity, where the second network entity differs from the first network entity in that it is capable of processing inter-working between messages exchanged with the radio core communications network and messages exchanged with an IP multimedia subsystem. In other words, one network entity is capable of performing inter-working while the other one not. The first and/or second network entities are provided with configuration information indicating a relationship between the two network entities. Messages relating to calls established between the at least one user terminal attached to the entity non capable of inter-working and a further user terminal attached to the IP multimedia subsystem are routed according to the configuration information. | 10-23-2014 |
20140372618 | METHOD AND APPARATUSES FOR MAKING USE OF VIRTUAL IMS SUBSCRIPTIONS COUPLED WITH THE IDENTITY OF A NON SIP COMPLIANT TERMINAL FOR NON-REGISTERED SUBSCRIBERS - A Service Interaction Manager in a Packet Based Multimedia System (PBMS) for initiating a session with a terminal utilizing a temporary virtual subscription when the terminal does not have a subscription with the PBMS. A table stores temporary virtual subscriptions. A Coupling Function connected with a Network Access Gateway and the table utilizes the table to select an available virtual subscription and to store in the table, a temporary association between an identifier of the terminal and the available virtual subscription. A Correlation Function connected with a requested service, the table, and a PBMS access gateway receives from the PBMS access gateway, a session start request message with the terminal identifier, and utilizes the table to correlate the session start request message with the available virtual subscription based on the terminal identifier. | 12-18-2014 |
20150016420 | HANDOVER OF USER-EQUIPMENT (UE) UNDETECTED EMERGENCY CALLS - A solution is presented that includes a method of performing a Single Radio Voice Call Continuity, SRVCC, handover of a telecommunications call established by a User Equipment, UE accessing a serving network using a Packet Switched, PS, access. The serving network includes a serving IMS network and the call is a UE-undetected emergency call anchored in the serving IMS network. The method includes receiving an indication from the serving network that the established call is a UE-undetected emergency call anchored in the serving IMS network. A SRVCC handover request to hand over the call from the PS access to a Circuit Switched, CS, access is received. Handover of the call is initiated so that an Emergency Session Transfer Number-Single Radio, E-STN-SR, is used and the call continues to be routed through the IMS network in which it is anchored. | 01-15-2015 |
20150055554 | Providing an IMS Voice Session via a Packet Switch Network and an Emergency Voice Session via a Circuit Switch Network - A method of providing an availability of an execution of an Internet Protocol Multimedia Subsystem voice session via a packet switched capable radio access network of an Internet Protocol Multimedia Subsystem based communication network ( | 02-26-2015 |
20150063298 | Best Effort Call Routing Preference Setting - The invention refers to providing call control within a mobile network with respect to a subscriber associated to one or a plurality of user equipments ( | 03-05-2015 |
20150063299 | SRVCC Handover of Calls Between Access Networks with Efficient Media Gateway Selection - A mechanism is presented for performing a session transfer with Single Radio Voice Call Continuity, SRVCC, from a Packet Switched, PS, access to a Circuit Switched, CS, access of a telecommunications session that has been established over the PS access via an IP Multimedia Subsystem, IMS, network. The method includes receiving a request for the transfer of the session to the CS access. An indication of an already-seized media gateway, MGW, that has been established for use in one or more other sessions over the CS access is obtained from the IMS network. A MGW is selected as a Mobile-Media Gateway, M-MGW, for the session based on the obtained indication. Allocation of resources for the session in the CS access network is initiated, including specifying the MGW to be used as the Mobile-Media Gateway, M-MGW. Transfer of the session to the CS access is then initiated. | 03-05-2015 |