Patent application number | Description | Published |
20100087193 | METHOD OF OPERATING A COMMUNICATION SYSTEM - A method of operating a communication system is provided. The communication system comprises a NetWork (NW) and User Equipment (UE), a Non Access Stratum (NAS) via which the NW and UE communicate with each other, and an Access Stratum (AS) providing a physical connection to enable the NAS communication between the NW and UE to be achieved, the physical connection including a wireless radio link to the UE. The method includes sending information from the NW to the UE to determine at least one action of the UE in response to a failure of a radio link to the UE, detecting a Radio Link Failure (RLF), in response to the detecting of the RLF, deciding on an action to be performed by the UE according to the received information, and performing, by the UE, the decided action. | 04-08-2010 |
20100182971 | System and Method for Determining Establishment Causes - A user agent (UA), core network (CN) device, and method for a circuit switched (CS) fallback service in an evolved packet system (EPS). In one embodiment, the UA or CN includes a protocol layer having a non-access stratum (NAS). A processor of the UA or CN is configured to promote the NAS to process an EXTENDED SERVICE REQUEST having a service type with a decode value. The decode value identifies an EPS-defined radio resource control (RRC) establishment cause (EC). | 07-22-2010 |
20100267405 | Updating The User Equipment (UE) Allowed Closed Subscriber Group List (ACL) - A user equipment (UE) is provided. The UE comprises a processor configured to receive a broadcast control channel (BCCH) comprising a first indication that a restricted access to a closed subscriber group has been changed and to initiate a signaling procedure based on the first indication. | 10-21-2010 |
20100316000 | METHOD FOR ACCESSING A SERVICE UNAVAILABLE THROUGH A NETWORK CELL - In an access device associated with a first network cell, a method for enabling user equipment (UE) to obtain a service unavailable through the first network cell includes receiving a request for the UE to access the service, and identifying, in a message to the UE, a plurality of second network cells providing the service. | 12-16-2010 |
20100316034 | METHOD FOR ACCESSING A SERVICE UNAVAILABLE THROUGH A NETWORK CELL - A method performed by user equipment (UE) includes receiving a request to access a service unavailable through a first network cell associated with the UE, and receiving a message from an access device associated with the first network cell, wherein the message identifies a plurality of second network cells providing the service. | 12-16-2010 |
20100317315 | Method for accessing a service unavailable through a network cell - In a communications network having a first network cell and an associated access device, a method for enabling user equipment (UE) to obtain a service unavailable through the first network cell includes receiving a request for the UE to access the service, identifying the radio coverage of a second network cell, and when the radio coverage of the first network cell is within the radio coverage of the second network cell, directing the UE to the second network cell without requesting measurement data from the UE. | 12-16-2010 |
20100317347 | METHOD FOR ACCESSING A SERVICE UNAVAILABLE THROUGH A NETWORK CELL - A method in user equipment (UE) associated with a first network cell in a wireless telecommunications system includes performing idle mode measurements of one or more network cells other than the first network cell when the UE is operating in an idle mode, receiving a request to access a first service unavailable through the first network cell, communicating with an access device associated with the first network cell based on results of the idle mode measurements, receiving from the access device an identification of a second network cell, and accessing the first service through the second network cell. | 12-16-2010 |
20100317348 | METHOD FOR ACCESSING A SERVICE UNAVAILABLE THROUGH A NETWORK CELL - A method performed by user equipment (UE) includes receiving a request to access a service unavailable through a first network cell associated with the UE and informing a second network cell that the UE is requesting to obtain the service unavailable through the first network cell. The request may be received from a user of the UE or may be a paging message. | 12-16-2010 |
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 |
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 |
20110246777 | System and Method for Managing Security Key Architecture in Multiple Security Contexts of a Network Environment - A scheme for managing security key architecture in a network environment where a user equipment (UE) device can engage in multiple security contexts depending on the access technology. In one embodiment, when multiple security contexts are engaged and different sets of authentication vectors are created, an adapter component of the UE device manages potential interference that may be caused among the different sets of the authentication vectors as to where they are stored and which authentication vectors are used for service handovers. | 10-06-2011 |
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 |
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 |
20120015646 | METHOD FOR ACCESSING A SERVICE UNAVAILABLE THROUGH A NETWORK CELL - A method performed by user equipment (UE) includes receiving a request to access a service unavailable through a first network cell associated with the UE, and receiving a message from an access device associated with the first network cell, wherein the message identifies a plurality of second network cells providing the service. | 01-19-2012 |
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 |
20120269099 | System and Method for Determining Establishment Causes for Emergency Sessions - A method for initiating a Packet Switched emergency call using a user equipment (UE) is presented. The UE includes a plurality of protocol layers. The plurality of protocol layers including an IMS sublayer, a non-access stratum (NAS) layer and an access stratum (AS) layer. The method includes generating an ATTACH REQUEST using the UE. The ATTACH REQUEST has an attach type. The method includes retrieving the attach type of the ATTACH REQUEST using the NAS layer of the UE, and generating an RRC CONNECTION REQUEST. The RRC CONNECTION REQUEST includes an RRC establishment cause based upon the attach type of the attach request. | 10-25-2012 |
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 |
20120302196 | Routing of Messages for Mobile Communication Devices During Emergency Calls - A method implemented in a UE. NAS signaling is initiated or performed for an emergency call in order to establish a connection between the UE and one of a plurality of core networks (CNs). In a non-limiting example, the NAS signaling is initiated or performed after the ending of a prior established connection or emergency call. A determination is made whether the UE is already attached for emergency bearer services. Responsive to the UE being already attached for emergency bearer services, a NAS layer of a protocol stack of the UE causes transmission of a UE identification (ID) when requesting a radio resource control (RRC) connection for further NAS signaling. The UE ID includes data which can be used to determine to which CN of the plurality of CNs the connection should be directed. | 11-29-2012 |
20120315907 | Methods and Mechanisms to Enable Priority Calls in a Cell Through Pre-Emption of Other Calls - A method is provided for managing a priority call in a serving cell. The method comprises, when a priority call is in progress in the serving cell, an access device in the serving cell determining an amount of resources available in the serving cell. The method further comprises when the amount of resources available in the serving cell is below a threshold, the access device causing at least one non-priority call in the serving cell to be handed over to a target cell. | 12-13-2012 |
20120322448 | RFSP Selective Camping - A user equipment (UE) is provided that includes one or more processors configured to perform one of an attach procedure, Routing Area Update (RAU), or Tracking Area Update (TAU), and then cause the UE to provide an indication to a network, wherein the indication indicates whether the UE has determined a voice solution in an Evolved Universal Mobile Telecommunications System Terrestrial Radio Access Network (E-UTRAN). | 12-20-2012 |
20120329440 | RFSP Selective Camping - A UE including one or more processors configured to, responsive to determining that the UE has a voice service solution, set a “selective camping capability bit” and transmit the bit to a network. | 12-27-2012 |
20130130688 | Methods and Mechanisms for Managing Prioirty Calls in a Cell - A method is provided for managing a priority call in a serving cell. The method comprises, when a priority call is in progress in the serving cell, performing at least one of preventing at least one non-priority call from being handed over into the serving cell and preventing at least one non-priority call from being initiated in the serving cell. | 05-23-2013 |
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 |
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 |
20140323128 | RADIO ACCESS TECHNOLOGY INFORMATION STORAGE IN A MOBILE NETWORK - This disclosure relates generally to radio access technology information storage in a mobile network. The device, method, and/or system may include receiving, by a network node of a mobile network, a request from user equipment related to one or more radio access technologies and transmitting, by the network node in response to the request, a reply message to the user equipment including, for each of the one or more radio access technologies, an indication of an amount of electronic storage the network node may allocate to storage of information related to the one or more radio access technologies. | 10-30-2014 |
20150055625 | METHOD FOR ACCESSING A SERVICE UNAVAILABLE THROUGH A NETWORK CELL - In an access device associated with a first network cell, a method for enabling user equipment (UE) to obtain a service unavailable through the first network cell includes receiving a request for the UE to access the service, and identifying, in a message to the UE, a plurality of second network cells providing the service. | 02-26-2015 |