Patent application number | Description | Published |
20100329243 | System And Method For Voice Service In An Evolved Packet System - A system and method for accessing voice services using a user equipment (UE) in a communication system is provided. The UE is configured to receive a first message which may include an audio session indication. The method includes the step of sending a second message in response to the first message, with the second message being based on one or more voice service indicators comprising at least one value. The second message may be a response indicating not to select an alternative domain. The second message may also be a not acceptable response. | 12-30-2010 |
20100329244 | System And Method For Voice Service In An Evolved Packet System - A system and method for enabling voice services using a network component in a communication system including a user equipment (UE) is provided. The UE is configured to receive a first message which may be a SIP request. The network component is configured to create a second message, or SIP request, based upon the first message. The network component further configured to subsequently receive a SIP response and select a subsequent action upon receiving the SIP response. | 12-30-2010 |
20110002267 | VOICE SERVICE IN EVOLVED PACKET SYSTEM - Methods and apparatus to manage voice service in evolved packet systems are disclosed. An example method in a User Equipment (UE) with a first indicator related to voice services in an Evolved Packet System (EPS) comprises receiving a Non Access Stratum (NAS) protocol response message with a second indicator and responsive to at least one of the first indicator or the second indicator, determining availability of voice services over IP Multimedia Subsystem (IMS) in at least one of long term evolution (LTE) or global system for mobile communications edge radio access network (GERAN)/universal mobile telecommunications system terrestrial radio access network(UTRAN). | 01-06-2011 |
20110002268 | VOICE SERVICE IN EVOLVED PACKET SYSTEM - Methods and apparatus to manage voice service in evolved packet systems are disclosed. An example in a UE with a first indicator related to voice services in an Evolved Packet System (EPS) includes receiving a first Non Access Stratum (NAS) protocol response message with a second indicator and responsive to at least one of the first indicator or the second indicator, cause the UE to select to another radio access technology (RAT). | 01-06-2011 |
20110002327 | VOICE SERVICE IN EVOLVED PACKET SYSTEM - Methods and apparatus to manage voice service in evolved packet systems are disclosed. An example method in a user equipment (UE) with a first indicator related to voice services in an Evolved Packet System (EPS) comprises receiving a Non Access Stratum (NAS) protocol response message with a second indicator and responsive to at least one of the first indicator or the second indicator, sending a notification that voice services are not currently able to be provided. | 01-06-2011 |
20110064056 | SYSTEM AND METHOD FOR RESELECTION OF A PACKET DATA NETWORK GATEWAY WHEN ESTABLISHING CONNECTIVITY - A network control module includes an access module that determines whether a first packet data network gateway communicating with a first packet data network also communicates with a second packet data network. The network control module also includes a selection control module in communication with a mobile wireless terminal. The mobile wireless terminal attempts to access the second packet data network by establishing a connection with a second packet data network gateway that communicates with the second packet data network. In response to the access module determining that the first packet data network gateway also communicates with the second packet data network, the selection control module commands the mobile wireless terminal to access the second packet data network through the first packet data network gateway. | 03-17-2011 |
20110158165 | METHODS AND APPARATUS FOR MOBILE VOICE SERVICE MANAGEMENT - Methods and apparatus for mobile voice service management are described. An example method includes receiving a mobile network request for registering with a mobile network and responsive to the mobile network request, sending a response including an area identity list and an identifier indicating whether an area identified in the tracking area identity list supports a service. | 06-30-2011 |
20110188411 | SYSTEM AND METHOD FOR PACKETIZED EMERGENCY MESSAGES - A system and method allows for providing emergency service, whether the service is full or limited, to wireless devices using non-IMS packet traffic based methods or Access Stratum/Non-Access Stratum (AS/NAS) signalling based methods. To do so, a system and method for utilizing a Packetized Emergency Message (PEM) is provided. | 08-04-2011 |
20110188416 | SYSTEM AND METHOD FOR PACKETIZED EMERGENCY MESSAGES - A system and method allows for providing emergency service, whether the service is full or limited, to wireless devices using non-IMS packet traffic based methods or Access Stratum/Non-Access Stratum (AS/NAS) signalling based methods. To do so, a system and method for utilizing a Packetized Emergency Message (PEM) is provided. | 08-04-2011 |
20110189971 | SYSTEM AND METHOD FOR PACKETIZED EMERGENCY MESSAGES - A system and method allows for providing emergency service, whether the service is full or limited, to wireless devices using non-IMS packet traffic based methods or Access Stratum/Non-Access Stratum (AS/NAS) signalling based methods. To do so, a system and method for utilizing a Packetized Emergency Message (PEM) is provided. | 08-04-2011 |
20110194505 | METHODS AND APPARATUS TO SUPPORT VOICE SOLUTIONS FOR DATA CENTRIC TERMINALS - Methods and apparatus to support voice solutions for data centric terminals are described. An example method includes sending a combined registration request message for at least one evolved packet system service via a first radio access technology, receiving an EPS service registration accept message comprising an indicator that indicates that circuit switched fall back is supported, and when the user equipment has a voice centric setting, reselecting to a second radio access technology. | 08-11-2011 |
20110305192 | METHODS AND APPARATUS FOR VOICE DOMAIN OPERATION - Methods and apparatus for voice domain operation are described herein. One example method includes determining that an LTE network is not preferred for voice service provision; storing an identification of the LTE network that is not preferred for voice service provision; and accessing the stored identification of the LTE network that is not preferred for voice service provision. | 12-15-2011 |
20120008594 | System and Method for Allocating An Anchoring Point for a Mobile Terminal - A first network configured to connect a terminal to a home network during a time that the terminal is roaming within the first network. The first network includes a plurality of attachment points, wherein a first attachment point is configured to receive an attach request from the terminal, and wherein the attach request includes a request from the terminal for an IP address from an anchoring point within the home network. The first network further includes an Authentication/Authorization/Accounting server proxy configured to determine whether the terminal is authorized to attach to the first attachment point, wherein in response to the terminal being authorized to attach to the first attachment point, i) a first tunnel is created between the first attachment point and a second attachment point, and ii) a second tunnel is created between the second attachment point and the anchoring point within the home network. | 01-12-2012 |
20120014324 | VOICE SERVICE IN EVOLVED PACKET SYSTEM - Methods and apparatus to manage voice service in evolved packet systems are disclosed. An example method in a User Equipment (UE) includes receiving a Non Access Stratum (NAS) protocol response message with a first indicator, the first indicator provided by lower layers of the UE to upper layers of the UE, responsive to the first indicator, initiating an IMS registration if the UE is not already registered with the IMS, and responsive to the UE having registered with the IP Multimedia (IM) Core Network (CN) Subsystem (IMS), determining availability of voice services over the IP Multimedia (IM) Core Network (CN) Subsystem (IMS). | 01-19-2012 |
20120014354 | VOICE SERVICE IN EVOLVED PACKET SYSTEM - Methods and apparatus to manage voice service in evolved packet systems are disclosed. An example method in a UE in an Evolved Packet System (EPS) includes receiving a first Non Access Stratum (NAS) protocol response message with network provided Voice over IP Multimedia (IM) Core Network (CN) Subsystem (VoIMS) indicators, wherein the UE has a voice services indicator related to a UE usage setting and responsive to at least one of the voice services indicator related to a UE usage setting or the network provided VoIMS indicators, causing the UE to disable evolved universal mobile telecommunications system terrestrial radio access (E-UTRAN) cell reselection. | 01-19-2012 |
20120014381 | VOICE SERVICE IN EVOLVED PACKET SYSTEM - Methods and apparatus to manage voice service in evolved packet systems are disclosed. An example method in a user equipment (UE) with a first indicator related to voice services in an Evolved Packet System (EPS), the method includes receiving a Non Access Stratum (NAS) protocol response message with a second indicator and responsive to the first indicator and the second indicator, sending a notification to at least one of a user or an upper layer that a CS domain is not available. | 01-19-2012 |
20120044867 | METHODS AND APPARATUS TO MAINTAIN CALL CONTINUITY - Example methods and apparatus to maintain call continuity are disclosed. A disclosed example method to control a user equipment (UE) includes the UE initiating a tracking area updating (TAU) procedure in an EMM_CONNECTED mode, identifying a lack of a voice service in response to the TAU procedure being successful, identifying a remaining bearer comprising a bearer context, and the UE staying in the EMM_CONNECTED mode until radio bearers associated with the bearer context are released. | 02-23-2012 |
20120044868 | METHODS AND APPARATUS TO MAINTAIN CALL CONTINUITY - Example methods and apparatus to maintain call continuity are disclosed. A disclosed example method to authorize a request with service information (SI), including detecting whether the SI pertains to an existing Internet Packet (IP) flow, when the SI pertains to an existing IP flow, detecting whether the existing IP flow includes CS media, and when the existing IP flow includes CS media, determining a response to the request independent of a CS media indicator. | 02-23-2012 |
20120069817 | METHODS AND APPARATUS TO PROVIDE PACKET SWITCHED SERVICE CONTINUITY DURING CIRCUIT SWITCHED FALLBACK OPERATION - Methods and apparatus to provide packet switched service continuity during circuit switched fallback operation are described. One example method includes determining that a target system does not support packet switched handover; determining if non-3GPP access for packet switched service is available; and triggering handover to the non-3GPP access. | 03-22-2012 |
20120076121 | Releasing Connections with Local GW When UE Moves Out of Residential/Enterprise Network Coverage - A method, system and device are provided for managing LIPA and/or SIPTO connection releases when UE moves out of residential/enterprise network coverage in case service continuity is not supported for the LIPA/SIPTO PDN connection(s). To address problems caused by not providing service continuity for LIPA/SIPTO PDN connections, the PDN connection/PDP context created in the HeNB/HNB by the MME/SGSN includes context information related to the UE indicating whether such connection is a LIPA PDN connection PDN connection or not. In addition, each UE may be configured to reconnect or not reconnect to the PDN corresponding to a certain APN or service, depending on how the PDN connection was disconnected by the network. | 03-29-2012 |
20120257566 | ROUTING DIFFERENT SUBSETS OF AN INTERNET PROTOCOL FLOW OVER DIFFERENT POINTS OF ATTACHMENT - An IP flow is received by an Internet Protocol (IP) mobility anchor point, where the IP mobility anchor point is to anchor traffic of a mobile node. The IP mobility anchor point routes different subsets of the packets of the IP flow to corresponding different points of attachment of the mobile node. | 10-11-2012 |
20120300750 | RESIDENTIAL/ENTERPRISE NETWORK CONNECTION MANAGEMENT AND CSFB SCENARIOS - A method, system and device are provided for managing LIPA and/or SIPTO connection releases when UE moves out of residential/enterprise network coverage in case service continuity is not supported for the LIPA/SIPTO PDN connection(s). To address problems caused by not providing service continuity for LIPA/SIPTO PDN connections, the PDN connection/PDP context created in the HeNB/HNB by the MME/SGSN includes context information related to the UE indicating whether such connection is a LIPA PDN connection PDN connection or not. In addition, each UE may be configured to reconnect or not reconnect to the PDN corresponding to a certain APN or service, depending on how the PDN connection was disconnected by the network. | 11-29-2012 |
20130188604 | RESIDENTIAL/ENTERPRISE NETWORK CONNECTION MANAGEMENT AND HANDOVER SCENARIOS - Residential/Enterprise network connection management and handover scenarios. A method, system and device are provided for managing LIPA and/or SIPTO connection releases when UE moves out of residential/enterprise network coverage in case service continuity is not supported for the LIPA/SIPTO PDN connection(s). To address problems caused by not providing service continuity for LIPA/SIPTO PDN connections, the PDN connection/PDP context created in the HeNB/HNB by the MME/SGSN includes context information related to the UE indicating whether such connection is a LIPA PDN connection PDN connection or not. In particular, when the MME ( | 07-25-2013 |
20130308527 | METHOD AND APPARATUS FOR RELEASING CONNECTION WITH LOCAL GW WHEN UE MOVES OUT OF THE RESIDENTIAL/ENTERPRISE NETWORK COVERAGE - A method, system and device are provided for managing LIPA and/or SIPTO connection releases when UE moves out of residential/enterprise network coverage in case service continuity is not supported for the LIPA/SIPTO PDN connection(s). To address problems caused by not providing service continuity for LIPA/SIPTO PDN connections, the PDN connection/PDP context created in the HeNB/HNB by the MME/SGSN includes context information related to the UE indicating whether such connection is a LIPA PDN connection PDN connection or not. In addition, each UE may be configured to reconnect or not reconnect to the PDN corresponding to a certain APN or service, depending on how the PDN connection was disconnected by the network. | 11-21-2013 |
20140045490 | RECOVERY TECHNIQUES IN MOBILE NETWORKS - A technique for protecting location information of a subscriber in a mobile network is disclosed. A User Mobility Server (UMS) receives a first query from a first call state control function (CSCF). The UMS transmits a call setup and a subscriber identity to a servicing-call state control function (S-CSCF). The S-CSCF may have no record of the subscriber identity due to a restart are some other event. The UMS receives a second query from the S-CSCF based in part of the subscriber identity. The UMS transmits a home address of a mobile station to the S-CSCF. The UMS may also transmit a profile download to the S-CSCF. | 02-13-2014 |
20140146685 | METHODS AND APPARATUS TO MAINTAIN CALL CONTINUITY - Example methods and apparatus to maintain call continuity are disclosed. A disclosed example apparatus to control a user equipment (UE) mode includes the UE to initiate a tracking area updating (TAU) procedure in an evolved packet system (EPS) mobility management (EMM) connected (EMM_CONNECTED) mode, a state monitor to identify a lack of a voice service in response to the TAU procedure being successful, and a bearer monitor to identify a bearer context, the UE to stay in the EMM_CONNECTED mode until radio bearers associated with the bearer context are released. | 05-29-2014 |
20140198753 | PRIORITIZING RADIO ACCESS TYPES FOR CLOSED SUBSCRIBER GROUP CELLS - A network entity may be configured for prioritizing radio access types for CSG cells of a wireless communication system by storing priority information defining, for each of one or more types of data traffic (e.g., IP traffic, voice traffic, etc.), a priority ranking of cell types comprising at least one of different wireless technologies and different access control types (e.g., a CSG mode, a hybrid mode and an open mode), and indicating the priority information to a mobile device for connecting to cells of a wireless communications system. A corresponding mobile entity may be configured for receiving the priority information as described, and selecting a cell to connect to or camp on based on the priority information. | 07-17-2014 |
20140233463 | METHODS AND APPARATUS FOR VOICE DOMAIN OPERATION - Methods and apparatus for voice domain operation are described herein. One example method includes determining that an Evolved Universal Mobile Telecommunications System (UMTS) Terrestrial Radio Access (E-UTRA) network is not preferred for voice service based on receiving a response message to a NAS message via the E-UTRA network, wherein the response message to the Non-Access Stratum (NAS) message comprises an indication that no voice service is available, storing an identification of a first public land mobile network (PLMN), wherein the first PLMN is associated with the E-UTRA network that is not preferred for voice service, and avoiding selection of a second PLMN's E-UTRA network when an identification of the second PLMN matches the identification of the first PLMN | 08-21-2014 |
20140242962 | COMMUNICATING DATA IN A PREDEFINED TRANSMISSION MODE - Traffic data is communicated between a wireless device and a core network control node in a predefined transmission mode in which traffic data is communicated in a control channel for carrying control messages. | 08-28-2014 |
20140269515 | SYSTEM AND METHOD FOR CONNECTING A WIRELESS TERMINAL TO A NETWORK VIA A GATEWAY - A system including (i) a first gateway providing access to a first network and a second network, and (ii) a second gateway providing access to the second network. A network device determines whether a wireless terminal is communicating with the first network via the first gateway and attempting to communicate with the second network via the second gateway. The network device determines whether the first gateway permits the wireless terminal to communicate with the second network. In response to determining that the wireless terminal is communicating with the first network via the first gateway and is attempting to communicate with the second network via the second gateway and that the first gateway permits the wireless terminal to communicate with the second network, the network device permits the wireless terminal to access the second network via the first gateway prior to the wireless terminal establishing a connection with the second gateway. | 09-18-2014 |
20140287746 | DECOUPLING WLAN SELECTION FROM PLMN/SERVICE PROVIDER SELECTION - In one or more mobile stations of a wireless communication network, a method for network node selection in a wireless communication system by a mobile entity may include receiving, from a home network, a message comprising a policy associated with network node selection, determining whether the home network policy has precedence over a policy of a visited network based on the message, and selecting a network node based on the policy of the home network, in response to determining the home network policy has precedence over the visited network policy. The policy may include at least one of mobility or routing policies. The message may include an indication of precedence between the home network and one or more visited networks. A communication apparatus, for example a mobile entity, may be configured for performing these and other aspects of the method. | 09-25-2014 |
20140293780 | MECHANISM TO LIMIT SIGNALING STORMS OVER A NETWORK - Methods performed by a user equipment (UE) for wireless communication, the method comprising receiving an authentication load indicator from an access point (AP), and determining whether to attempt authentication with a network entity based at least in part on the authentication load indicator. | 10-02-2014 |
20140331296 | MECHANISM FOR GATEWAY DISCOVERY LAYER-2 MOBILITY - A systems and method for gateway discovery and Layer-2 mobility is operable by an access terminal that connects to an access point. The access terminal determines security credentials and addressing and routing configurations used previously. The access terminal determines whether the security credentials may be reused by the access terminal to perform authentication with an access network and also determines whether the addressing and routing configurations may be reused by the access terminal. In a related system and method, a network entity receives an inquiry from an access terminal regarding whether a prior Trusted Wireless Access Gateway (TWAG) is reusable by the access terminal as a current TWAG. The network entity determines whether the prior TWAG is reusable and may send response to the access terminal indicating whether the prior TWAG is reusable. | 11-06-2014 |
20140334318 | METHOD AND APPARATUS FOR ESTIMATING AN ACHIEVABLE LINK THROUGHPUT BASED ON ASSISTANCE INFORMATION - Methods and apparatuses are provided for determining available uplink bandwidth as an achievable throughput for a link. An available link capacity of a link with a cell for a user equipment is estimated based on a communication quality measured in the cell. An available fraction of cell resources for the user equipment over the link is also estimated based at least in part on received assistance information. An available bandwidth of the cell is then estimated as an achievable throughput for the user equipment over the link as a function of the estimated available link capacity and the estimated available fraction of cell resources. Moreover, a network procedure can be performed based at least in part on comparing the achievable throughput to one or more thresholds. | 11-13-2014 |
20150020168 | TRUSTED WIRELESS LOCAL AREA NETWORK (WLAN) ACCESS SCENARIOS - A method to support two scenarios in trusted wireless local area network (WLAN) access is provided herein. The method may be performed, for example, by a user equipment (UE). The method generally includes requesting a nonseamless wireless offload (NSWO) connection to a network during an extensible authentication protocol (EAP) procedure and receiving, after successful authentication, at least one of an internet protocol (IP) address or a reason code from a network entity indicating NSWO is not allowed. | 01-15-2015 |
20150063301 | OPERATOR CONTROLLED APN ROUTING MAPPING - Systems and methods for operator controlled APN routing mapping are described herein. In one embodiment, a method for routing policy evaluation in a wireless communication system comprises receiving, from a home network, a message comprising a home network policy associated with network node routing, and receiving, from a visited network, another message comprising a visited network policy associated with network node routing. The method also comprises evaluating the home network policy to determine whether to route data traffic via one of a wireless node offload or a designated access point name (APN), evaluating the home network policy to determine whether the home network policy has priority over the visited network policy, and ignoring a rule of the visited network policy associated with routing the data traffic in response to a determination that the home network policy has priority. | 03-05-2015 |
20150079973 | RECOVERY TECHNIQUES IN MOBILE NETWORKS - A technique for protecting location information of a subscriber in a mobile network is disclosed. A User Mobility Server (UMS) receives a first query from a first call state control function (CSCF). The UMS transmits a call setup and a subscriber identity to a servicing-call state control function (S-CSCF). The S-CSCF may have no record of the subscriber identity due to a restart are some other event. The UMS receives a second query from the S-CSCF based in part of the subscriber identity. The UMS transmits a home address of a mobile station to the S-CSCF. The UMS may also transmit a profile download to the S-CSCF. | 03-19-2015 |