Patent application number | Description | Published |
20080285497 | Apparatus, method, and computer program product providing improved point-to-multipoint communication in a wimax system - The exemplary embodiments of the invention describe apparatus, methods and computer program products that provide a guide and control channel in a WiMAX system to facilitate point-to-multipoint (p-t-m) channel identification, transmission and/or reception. In one non-limiting, exemplary embodiment, a method includes: accessing a p-t-m guide; and transmitting the p-t-m guide using a predetermined IP address on a predetermined channel in a WiMAX system. In another non-limiting, exemplary embodiment, a method includes: receiving a p-t-m guide on a predetermined IP address of a predetermined channel in a WiMAX system; extracting p-t-m session information from the p-t-m guide; selecting a transmission to receive based on the extracted p-t-m session information; and receiving the selected transmission. | 11-20-2008 |
20090073995 | Devices and methods for local breakout in a gateway of an access service network - In an embodiment, an apparatus is configured to receive traffic of different traffic types, and to route the different traffic types to different paths or networks, the different traffic types comprising internet service domain traffic and operator's service domain traffic. The apparatus may for example be a gateway of an access services network e.g. of worldwide interoperability of microwave access, WiMAX. | 03-19-2009 |
20090141661 | RESIDUAL TRAFFIC STATE FOR WIRELESS NETWORKS - Various example embodiments are disclosed herein. In an example embodiment, an apparatus may include a controller, a memory coupled to the controller and a wireless transceiver coupled to the controller. The apparatus may be configured to detect a residual traffic pattern associated with a mobile station in a wireless network, and transition the mobile station from an active state to a residual traffic state based on the detecting. The transitioning may include sending a change uplink (UL) data service message to the mobile station to change the UL data service for the mobile station from a first UL service type to a second UL service type. | 06-04-2009 |
20090158398 | ENABLING PROVIDER NETWORK INTER-WORKING WITH MOBILE ACCESS - Various example embodiments are disclosed herein. In an example embodiment, a method may comprise authenticating a subscriber based upon one or more messages received from a subscriber equipment, via an Access Network Gateway (ANG); sending an access authorization message to the ANG authorizing the subscriber equipment; and wherein the access authorization message includes an address of a tunnel endpoint node and a tunnel method identifier (ID) to be used by the ANG to establish a tunnel between the ANG and the tunnel endpoint node for the subscriber equipment. | 06-18-2009 |
20090252116 | Multiple Action Times in Mobile WiMAX Fast Handover - A base station and a method for handover of a mobile station from a serving base station to a target base station of a mobile telecommunication network. Invitations may be sent from a base station to the mobile station, and the invitations may be invitations to send a request for a fast handover procedure from the mobile station to a base station. | 10-08-2009 |
20090290554 | SYSTEM, METHOD AND COMPUTER ACCESSIBLE MEDIUM FOR DETERMINING ACTION TIME IN A COMMUNICATION NETWORK - Exemplary embodiments of system, method and computer accessible medium are provided for determining an action time in a communication network is described. For example, it is possible to estimate, in a target network arrangement, a value for an action time, with the value for the action time corresponding to the value for a handover time interval related to the target network node. The handover time interval can be a time interval starting substantially at the time when a first signal is received by a serving network node, which includes information about the value for the action time. For example, the handover time interval can have a duration during which the target network node is prepared to receive a handing over user equipment and the first signal. Further, the first signal can include information about the value for the action time, and such signal may be transmitted from a target network node to a serving network node. | 11-26-2009 |
20100118758 | Distributing content in a communication network - A method involves determining a first content identifier for content and determining a second content identifier for the content, wherein the first content identifier belongs to a first system layer and the second content identifier belongs to the second system layer. The method further involves requesting for delivering of the content by transmitting the first content identifier in a control message, wherein the control message belongs to a second system layer. The content is received via radio interface within a connection, wherein the connection belongs to the second layer. The second system layer is lower than the first system layer. | 05-13-2010 |
20100135205 | EMERGENCY AND PRIORITY CALLING SUPPORT IN WIMAX - The present invention provides methods, apparatuses, and systems for supporting emergency calls on a WiMAX access network. According to an embodiment of the invention, a method of providing emergency calling in a WiMAX network is provided. The method includes determining whether a call from a subscriber station (SS) is an emergency call. To enable making an emergency call, the minimum bandwidth required to enable SIP signaling is reserved and required resources are allocated from the access service network gateway (ASN-GW) via a base station (BS). | 06-03-2010 |
20100142442 | PROCESSING OF AN EMERGENCY SESSION IN A WIMAX NETWORK - In a system for processing an emergency session in a WiMAX (worldwide interoperability for microwave access) network system including a home network, at least one roaming network and at least one mobile station, an emergency call is established between the mobile station and the home network in case the mobile station is located in the home network, or between the mobile station and a roaming network (visited network) in case the mobile station is located in the roaming network. In a different embodiment, the location of a mobile station is determined in response to an emergency location request and the location (geographic) coordinates are provided in order to establish an emergency call setup. | 06-10-2010 |
20110044232 | METHOD, APPARATUS, AND COMPUTER PROGRAM PRODUCT FOR PROVIDING INTERNET PROTOCOL MULTICAST TRANSPORT - An apparatus for providing IP multicast transport may include a processor and a memory. The memory may store executable instructions that in response to execution by the processor cause the apparatus to at least perform operations including receiving a key for encapsulation of multicast data at a base station, using the key to generate a response to a message indicative of a multicast connection for a particular service received from a gateway device, the base station being joined to a same multicast tree in a multicast-broadcast zone as the gateway device, and establishing the multicast connection with the gateway device via a multicast data path comprising a multicast tunnel associated with the key. Corresponding methods and computer program products are also provided. | 02-24-2011 |
20110149926 | METHOD AND STRUCTURES FOR MOBILITY POLICY IN A WIMAX COMMUNICATIONS SYSTEM - The invention relates to method and structures for mobility policy e.g. in a Worldwide Interoperability for Microwave Access, WiMAX, based communication. According to embodiments, a method and devices for mobility control of a terminal are provided wherein a mobility policy parameter defines the mobility control of the terminal. The mobility policy parameter preferably is part of a mobility policy or subscription record stored for a subscriber of the terminal in a subscriber data base. The mobility policy parameter may include at least one of an indication of mobility restriction, possibly indicating included or excluded cells or areas etc; an indication of fixed access, indicating a fixed base station to which the subscriber has to request access; nomadicity, indicating that no handover is allowed for that particular subscriber; and restricted mobility limited to a group of base stations or areas. Embodiments allow to deploy mobile WiMAX for fixed access applications, enabling reuse of existing technology and further development towards full mobility. | 06-23-2011 |
20110302643 | MECHANISM FOR AUTHENTICATION AND AUTHORIZATION FOR NETWORK AND SERVICE ACCESS - There is proposed a network access authentication and authorization mechanism in which an authentication session in an authentication, authorization and accounting procedure for a user equipment for providing an initial network access is executed. A first identification element related to the user equipment is obtained. Then, a user credential validation procedure is performed wherein a second identification element related to the user equipment or related to a user of the user equipment is obtained. The obtained first and second identification elements are processed for determining whether a match between the first and second identification elements exists. In addition, the authentication session executed for the user equipment is identified on the basis of the result of the processing of the first and second identification elements. Then, a change of an authorization of the user equipment is executed for providing a modified network access. | 12-08-2011 |
20110317589 | METHOD AND APPARATUS FOR DISTRIBUTION OF TOPOLOGY INFORMATION IN COMMUNICATION NETWORKS - A computer implemented method, computer readable medium and computing apparatus for distribution of network topology information in telecommunication networks comprising of a distribution of an information to a neighboring gateway node (ASN-GW | 12-29-2011 |
20120087338 | INDICATING ACTION TIMES AND FAST RANGING CAPABILITIES OF TARGET BASE STATIONS - According to one example embodiment, a method may include determining whether each of a plurality of target base stations is capable of providing a fast ranging opportunity to a mobile station served by the serving base station, and, for each of the plurality of target base stations which is capable of providing the fast ranging opportunity to the mobile station, determining an action time after which the target base station can send an uplink map to the mobile station, the uplink map indicating when the mobile station should send a fast ranging request. The method may also include sending a handover message to the mobile station, the handover message indicating whether each of the plurality of target base stations is capable of providing the fast ranging opportunity to the mobile station and, for each of the plurality of target base stations which is capable of providing the fast ranging opportunity to the mobile station, indicating the action time after which the target base station can send the uplink map to the mobile station. | 04-12-2012 |
20120178450 | AVOIDING PING-PONG HANDOVERS - The present invention provides a method and respective entities for avoiding handovers in a ping-pong manner in a communication network. The method comprises comparing, when a handover of a mobile station to a base station is intended, decision criteria of the intended handover with decision criteria of previous handovers of the mobile station to that base station, and deciding on allowing or preventing the intended handover based on the result of the comparison. | 07-12-2012 |
20120184276 | Method, Apparatus and System for Preventing the Initiation of a Handover for a Time Period After the End of a Service - Preventing initiation of a handover of a communication device back to a first radio access technology from a second radio access technology before the expiry of a predetermined length of time after the end of a service provided via the second radio access technology. | 07-19-2012 |
20120207078 | Method and Apparatus Utilising Protocols - A method including receiving data in at least one link layer message from a first access node at a second access node, the first access node being associated with the second node; determining if said data is to be sent to a third access node; and, sending the data in at least one internet protocol message to the third access node. The first access node may be a relay node. | 08-16-2012 |
20130223408 | ACTION TIMES FOR HANDOVER OF MOBILE STATIONS - A method may include determining whether each of a plurality of target base stations is capable of providing a fast ranging opportunity to a mobile station served by the serving base station, and, for each of the plurality of target base stations which is capable of providing the fast ranging opportunity to the mobile station, determining an action time after which the target base station can send an uplink map to the mobile station, the uplink map indicating when the mobile station should send a fast ranging request. The method may also include sending a handover message to the mobile station, the handover message indicating whether each of the plurality of target base stations is capable of providing the fast ranging opportunity to the mobile station and indicating the action time after which the target base station can send the uplink map to the mobile station. | 08-29-2013 |
20140126366 | QUALITY OF SERVICE MECHANISM - A system comprises a subscriber station and a network, the network comprising an access service network and connectivity service network. In an improved communication method an access service network a quality of service profile for a subscriber is received by an anchor gateway of the subscriber. On the basis of the quality of service profile, a first set of transmission control parameters for the subscriber is determined. The anchor gateway applies the first set of transmission control parameters to user data packets addressed to the subscriber. | 05-08-2014 |
20140293864 | METHOD, APPARATUS, AND COMPUTER PROGRAM PRODUCT FOR PROVIDING INTERNET PROTOCOL MULTICAST TRANSPORT - An apparatus for providing IP multicast transport may include a processor and a memory. The memory may store exécutable instructions that in response to exécution by the processor cause the apparatus to at least perform opérations including receiving a key for encapsulation of multicast data at a base station, using the key to generate a response to a message indicative of a multicast connection for a particular service received from a gateway device, the base station being joined to a same multicast tree in a multicast-broadcast zone as the gateway device, and establishing the multicast connection with the gateway device via a multicast data path comprising a multicast tunnel associated with the key. Corresponding methods and computer program products are also provided. | 10-02-2014 |