Patent application number | Description | Published |
20080205312 | METHOD AND DEVICE FOR ESTABLISHING A SECURE ROUTE IN A WIRELESS NETWORK - A method for establishing a secure route in a wireless network as provided improves network efficiency. According to one aspect, the method includes receiving at a first node in the wireless network a route request message from a second node, where the second node and the first node have not been mutually authenticated. The route request message is then forwarded from the first node to a third node. A route reply message is then received at the first node from the third node. The first node is then mutually authenticated with the second node in response to receiving the route reply message at the first node. | 08-28-2008 |
20080205356 | WIRELESS WIDE AREA BROADBAND COVERAGE IN A VEHICULAR AREA NETWORK (VAN) - The disclosure relates to techniques and technologies for providing mobile wireless broadband coverage. In one implementation, Wireless Wide Area Broadband (WWAB) network elements are provided in a Vehicular Area Network (VAN) that also includes a Mobile Network Controller (MNC). The WWAB network elements in the VAN include at least one WWAB base station (BS). A mobility protocol tunnel is provided between a Mobility Management Server (MMS) and the MNC to make mobility of the WWAB network elements in the VAN transparent to the WWAB network elements in the fixed infrastructure. The WWAB BS and the MNC can allow a WWAB-enabled mobile station (MS) to connect to WWAB network elements in the fixed infrastructure. | 08-28-2008 |
20080205357 | WIRELESS WIDE AREA BROADBAND COVERAGE IN A VEHICULAR AREA NETWORK (VAN) - The disclosure relates to techniques and technologies for providing mobile wireless broadband coverage. In one implementation, Wireless Wide Area Broadband (WWAB) network elements are provided in a Vehicular Area Network (VAN) that also includes a Mobile Network Controller (MNC). The WWAB network elements in the VAN include at least one WWAB base station (BS). A mobility protocol tunnel is provided between a Mobility Management Server (MMS) and the MNC to make mobility of the WWAB network elements in the VAN transparent to the WWAB network elements in the fixed infrastructure. The WWAB BS and the MNC can allow a WWAB-enabled mobile station (MS) to connect to WWAB network elements in the fixed infrastructure. | 08-28-2008 |
20080219202 | METHOD AND APPARATUS FOR RELAY STATION NEIGHBOR DISCOVERY - A method and apparatus for relay station neighbor discovery by providing predictable timing for relay station preambles and route advertisements, minimizing signaling overhead by keeping these times fixed, scheduling a subset of relay stations for transmission of relay station preamble during any given transmission zone, and allowing the scanning relay stations to scan for a fraction of a frame to determine its neighbors without any repercussions to its activity in the rest of the frame. | 09-11-2008 |
20100091707 | METHOD FOR ROUTE OPTIMIZATION BETWEEN MOBILE ENTITIES - A communication network ( | 04-15-2010 |
20120026880 | METHOD AND SYSTEM FOR SETTING QUALITY OF SERVICE FOR A BEARER IN RESPONSE TO AN EMERGENCY EVENT - An interoperability gateway performs a method for setting Quality of Service for a bearer in response to an emergency event. The method includes the interoperability gateway performing: receiving a indication of an emergency event for a first user, wherein the first user is operating a first device in a first network of a first network type; responsive to receiving the indication, determining a set of devices related to the first user, wherein the set of devices includes the first device and at least a second device operating in a second network of a second network type; instructing the second network to modify at least one Quality of Service setting for the second device. | 02-02-2012 |
20120027025 | METHODS FOR BEARER RESERVATION, MAINTENANCE, AND USE IN A COMMUNICATION SYSTEM - A method for bearer reservation, maintenance, and use in a communication system is performed by an intermediary function (IF) in the enterprise network. The IF processes a user plane reservation request for a flow of user plane data from a sourcing device, and determines a set of bearers to transport the flow of user plane data. The IF requests from at least one access network the determined set of bearers, and receives from the at least one access network an allocated set of bearers, wherein the allocated set of bearers comprises one or more bearers. The IF receives the flow of user plane data from the sourcing device. The IF receives an indication that at least one of the bearers in the allocated set of bearers is unavailable, and prevents at least a portion of the flow of user plane data from being transmitted over the default bearer. | 02-02-2012 |
20120082098 | METHODS FOR REDUCING SET UP TIME FOR COMMUNICATIONS AMONG MULTIPLE USER EQUIPMENT IN A LONG TERM EVOLUTION SYSTEM - Methods for reducing set-up time for communications among multiple user equipment (UE) in a Long Term Evolution (LTE) communication system are described. In accordance with one method, an LTE subsystem that includes a eNodeB and a Mobility Management Entity (MME): receives a request for an LTE connection from a first UE associated with a virtual channel, and responsive to contents in the request for the LTE connection, generates on behalf of the first UE, a request to transmit media on the virtual channel, which the LTE system sends to an application server to trigger an establishment of a call to deliver a media transmission from the first UE to at least one other UE associated with the virtual channel. | 04-05-2012 |
20120163204 | METHODS FOR REDUCING SET-UP SIGNALING IN A LONG TERM EVOLUTION SYSTEM - A method for reducing set-up signaling in a Long Term Evolution (LTE) communication system is performed by an LTE subsystem. The method includes the LTE subsystem: receiving from a first user equipment (UE) a first message as part of a connection procedure to connect the first UE to the LTE system, the first message having contents that include an identifier for identifying a virtual channel on which the first UE intends to transmit media; determining a status of the virtual channel; and based on the status of the virtual channel, determining whether to send to the first UE a response to the first message that allows the connection procedure to proceed or to send to the first UE a response that terminates the connection procedure. | 06-28-2012 |
20120170502 | METHODS FOR BINDING AND UNBINDING A MBMS BEARER TO A COMMUNICATION GROUP IN A 3GPP COMPLIANT SYSTEM - A 3GPP compliant system includes a radio access network (RAN) partitioned into a plurality MBMS services areas, wherein each MBMS service area has a plurality of MBMS bearers established a priori for transporting media streams. An infrastructure device: receives a request to transmit a media stream to a communication group, wherein the request to transmit is received after the MBMS bearers were established; determines a MBMS bearer in a MBMS service area to assign to transport the media stream; generates a MBMS connect message that binds the communication group to the assigned MBMS bearer, wherein the MBMS connect message includes an identifier for the communication group and an identifier for the assigned MBMS bearer; and sends the MBMS connect message to members of the communication group. | 07-05-2012 |
20120170547 | METHOD AND SYSTEM FOR SELECTING A TARGET CELL FOR HANDOVER OF USER EQUIPMENT IN A LONG TERM EVOLUTION SYSTEM - A method and system for selecting a target cell for handover of user equipment in a Long Term Evolution (LTE) communication system are described. In accordance with the method, a serving cell: determines virtual channels supported by each of a plurality of neighboring cells; determines a set of virtual channels of interest to a UE; selects a subset of the neighboring cells, which supports at least one virtual channel in the set of virtual channels of interest to the UE; modifies handover behavior, and uses results of the modified handover behavior to select one of the neighboring cells, from the subset, as a target cell for handover of the UE. | 07-05-2012 |
20120170552 | METHODS FOR MANAGING RESOURCE UTILIZATION IN A LONG TERM EVOLUTION COMMUNICATION SYSTEM - Methods for managing resource utilization in a Long Term Evolution (LTE) communication system are described. In one method, an application server: receives signaling indicating resource utilization in the LTE system; determines, based on this signaling, a set of control parameters for a user equipment (UE) receiving service from the LTE system; and sends the set of control parameters to the UE, wherein the set of control parameters indicates behavior for the UE toward at least one of maintaining LTE system resources or modifying standard handover procedures. The signaling indicating resource utilization in the LTE system is sent from UE, the LTE system, or both. | 07-05-2012 |
20130155966 | METHOD AND APPARATUS FOR GRANTING WIRELESS CONNECTION RESOURCES TO A WIRELESS COMMUNICATIONS DEVICE WITHIN A COMMUNICATION SYSTEM - A method and apparatus for granting wireless connection resources for a UE within a communication system is provided herein. During operation, an application requests allocation of wireless communication resources (a bearer reservation) to sustain transmission at a specified bit rate across the communication system via an admission control function. In response to the bearer reservation request, an admission control function calculates a wireless connection efficiency as a function of the requested bit rate and an amount of shared wireless connection resources required to sustain the requested bit rate given the current wireless connection quality associated with the UE. The wireless connection efficiency is then utilized to determine whether or not to admit the bearer reservation request. | 06-20-2013 |
20140155064 | METHOD AND APPARATUS FOR DATA COMMUNICATION - A method and apparatus for data communication. The method includes determining that a first nested network, is available to a plurality of user terminals, the first terminal providing a data interface to a first primary network. The method further includes determining that traffic on the first primary network can be reduced by moving one or more user terminals of the plurality of user terminals from the first primary network to the nested network. The one or more user terminals are then directed to move to the nested network. | 06-05-2014 |
20140269482 | METHOD AND APPARATUS FOR PROPAGATING PUBLIC SAFETY MULTICAST AND BROADCAST SERVICES AMONG PUBLIC SAFETY PERSONNEL - Public safety user equipment (PS UE) that establishes a first wireless communication channel over a primary network to at least one multimedia multicast or broadcast service management entity and establishes one or more alternative wireless communication channels over one or more alternative networks ( | 09-18-2014 |
20140368659 | METHOD AND APPARATUS FOR DISPLAYING AN IMAGE FROM A CAMERA - A method and apparatus for displaying video is provided herein. During operation, video is displayed on one of many displays in a geographically correct fashion. For example, in an embodiment involving two displays (e.g., on a firefighter's two wrists), each of which display a video feed, the video is displayed such that the video feed of the most appropriate scene (not necessarily the video feed of the closest camera) is shown on that display. | 12-18-2014 |
20140368663 | METHOD AND APPARATUS FOR DISPLAYING AN IMAGE FROM A CAMERA - A method and apparatus for displaying video is provided herein. During operation, video is displayed on one of many displays in a geographically correct fashion. For example, in an embodiment involving two displays (e.g., on a firefighter's two wrists), each of which display a video feed, the video is displayed such that the video feed of the most appropriate scene (not necessarily the video feed of the closest camera) is shown on that display. | 12-18-2014 |
20140370895 | METHOD AND APPARATUS FOR TRAFFIC OFFLOADING PROCEDURE MANAGEMENT IN A PUBLIC SAFETY COMMUNICATION SYSTEM - A system provides for traffic offloading in a Public Safety communication system. The system includes multiple user equipment (UEs), each a member of a same communications group, and a services network element configured to receive information comprising an identifier of the communications group, an identifier of each UE of the multiple UEs, and an identifier of a cell of a primary network where each UE resides; store, in association with each UE identifier, the communications group identifier and the primary network cell identifier; determine that a primary network cell is congested; responsive to determining that the cell is congested, determine a subset of the multiple UEs that are members of the communications group, reside in the congested cell, and are capable of being served by one or more secondary networks; and instruct the subset of UEs to offload their communications group traffic to the one or more secondary networks. | 12-18-2014 |