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| Number | Title | Issue Date |
| 8189609 | Inter-carrier management of messaging groups A system and method to enable the efficient distribution of group messages sent from a mobile device that receives service from one telecommunications carrier, to groups of mobile devices that receive service from one or more other telecommunications carriers. A mob... | 05/29/2012 |
| 8155137 | Method and system for transmitting a multicast stream over a data exchange network The invention concerns a method for transmitting a multicast stream in a data exchange network, at an access point (AP). It consists in analyzing (A) the multicast stream by data frames to detect the multicast address at the link (MUAx, x=2) of the multic... | 04/10/2012 |
| 8149859 | Method for managing delivery of multicast traffic to devices Multicast management messages associate a channel with one or more multicast groups. The information included in the multicast management messages are combined into a channel association table that may be stored at a CPE device for each of one or more interfaces. Th... | 04/03/2012 |
| 8144721 | Ring overlay network dedicated to carry broadcast traffic to DSLAMs A system includes a broadcast overlay network including a ring topology. The ring topology includes a first network ring and a second network ring that is coupled to the first network ring via at least one cross-connect element. The ring topology is adapted to carry... | 03/27/2012 |
| 8102870 | System, server and method for optimizing a group management protocol The present invention discloses a method, server and system for optimizing a group management protocol so as to reduce the complexity in setting and switching filter modes in the prior protocols. The method includes: a group member sends a membership report to a mul... | 01/24/2012 |
| 8081649 | Network of intelligent devices communicating via powerline and radio frequency Low-cost intelligent control and communication devices are arranged to communicate with one another over one or more shared physical media, such as a powerline or a radio frequency band. No network controller is needed, because any device can act as a master, slave,... | 12/20/2011 |
| 8064474 | Method and apparatus for selecting a responder to enable reliable multicast A station to serve as a proxy for responding to a multicast message is selected using dynamically maintained information about other stations communicatively coupled to a shared communications network. The dynamically maintained information is used to select a stati... | 11/22/2011 |
| 8054849 | System and method of managing video content streams A system and method for managing video content streams are disclosed. The method includes receiving a plurality of multicast video streams at a server and buffering each video stream within a memory at the server. The method also includes generating a multicast vide... | 11/08/2011 |
| 8031736 | Apparatus and method for combined transmission of input/output data in automation bus systems An installation is disclosed having a plurality of components which are connected to one another via an Ethernet network, with at least a first of the components having a device for reading data that is intended for that component from a sum frame via a sum frame pr... | 10/04/2011 |
| 8023525 | Broadcasting receiver and broadcast signal processing method A digital broadcasting system which is robust against an error when mobile service data is transmitted and a method of processing data are disclosed. The mobile service data is subjected to an additional coding process and the coded mobile service data is transmitte... | 09/20/2011 |
| 8018964 | Multicast operations using prioritized state information A classification mechanism to allow selected classes of multicast entries to be acted upon in a chosen order of priority during multicast distribution tree convergence is provided. Such prioritization allows for the designation of customers, networks or multicast gr... | 09/13/2011 |
| 8014417 | Apparatus and a method for allocating upstream bandwidth of a shared upstream channel of an optical network The invention provides an apparatus and a method for allocating upstream bandwidth of a shared upstream channel of an optical network, the optical network interconnecting an apparatus with at least a first network unit and a second network unit, the method includes ... | 09/06/2011 |
| 8005108 | Fast deployment of modules in adaptive network A plurality of modules interact to form an adaptive network in which each module transmits and receives data signals indicative of physical properties sensed at the modules. A new module is joined in the adaptive network in an expedient manner. The new module transm... | 08/23/2011 |
| 8000339 | Method and system for transparently transcoding a multicast stream A method and apparatus for transparently transforming a multicast stream is provided. The method includes transforming the multicast stream in a content engine. The multicast stream has a first bandwidth. The content engine receives a request for the multicast strea... | 08/16/2011 |
| 7995603 | Secure digital content delivery system and method over a broadcast network A system and a method for secure distribution of digital media content through a packet-based network such as the Internet. The security of the present invention does not require one-to-one key exchange, but rather enables keys, and/or information required in order ... | 08/09/2011 |
| 7970002 | Service transmission method for multimedia broadcast/multicast service The present invention provides a service transmission method for MBMS, comprising: a core network initiates an MBMS service; having received a session start instruction of the MBMS service, the RNC selects the PTM mode or the PTP mode as a service bearer mode to bea... | 06/28/2011 |
| 7961750 | Multicast control A method and arrangement for optimizing bandwidth usage in a Multicast Services Control System (MSCS), which transports digital information in a multicast stream from a broadband network to a Set Top Box (STB) connected to a terminal TV. When the terminal TV is disa... | 06/14/2011 |
| 7953103 | Multi-homing using controlled route leakage at a backup service provider In one embodiment, a network node of a secondary network receives a message from a multi-homed network. The message includes a block of network addresses allocated to the multi-homed network. It is determined that a primary network has advertised an aggregated route... | 05/31/2011 |
| 7944938 | Service-specific logical interfaces for providing VPN customers access to external multicast content A network device seamlessly handles multicast traffic flow between virtual private networks (VPNs) and content providers located external to the VPNs. For example, the network device, such as a router, comprises an interface card and a forwarding component. The forw... | 05/17/2011 |
| 7924865 | Communicating program rejection information in broadcast-multicast mobile communication system The present invention relates to communicating program rejection information in a broadcast-multicast mobile communication system. Preferably, present invention comprises receiving information related to at least one broadcast-multicast service from a base station, ... | 04/12/2011 |
| 7894465 | Channel switching multicast distribution apparatus and method, and multicast reception apparatus A channel-switching multicast distribution apparatus in a system for providing channels by multicast. The apparatus includes a device for receiving multicast data of a first multicast group for a first channel; a device for storing the received multicast data; a del... | 02/22/2011 |
| 7889754 | Address resolution mechanism for ethernet maintenance endpoints A method of operation for a node of an Ethernet access network includes issuing a multicast message on the Ethernet access network by a maintenance end point (MEP) of the node. The multicast message contains a name of a target MEP. The node is further operable to re... | 02/15/2011 |
| 7889755 | HSDPA system with reduced inter-user interference In a wireless network (100) with HSDPA-enabled user equipment devices (130), the base transceiver station (120) transmits to each HSDPA-enabled UE information regarding allocation of HSDPA codes and associated modulation techniques for other HSD... | 02/15/2011 |
| 7885286 | Method and arrangements in an IP network An IP network includes a network resource manager having a resource utilization map adapted to manage network resources in an IP network and an application framework having elements for receiving a request for a multicast distribution from a client in the IP network... | 02/08/2011 |
| 7860121 | Forwarding loop prevention apparatus and methods Forwarding loop prevention apparatus and methods are provided. After a communication traffic block such as a packet is received, a determination is made as to whether the packet is to be broadcasted to a number of communication devices. If the packet is to be broadc... | 12/28/2010 |
| 7848342 | Multicast accounting control system and broadband access server A listening-or-viewing charge is differentiated with bit rates depending on distributed programs. A broadband access server for holding user channels by PPP and replicating and transferring multicast packets have a counter for counting the number of distributed mult... | 12/07/2010 |
| 7835381 | Providing point to multi-point communication for digital subscriber loops Providing point to multi-point communication includes associating channels to endpoint nodes of a digital subscriber line, where each channel is associated with an endpoint node, and associating channel criteria to the endpoint nodes, where each channel criterion is... | 11/16/2010 |
| 7809010 | Method and system for authenticated fast channel change of media provided over a DSL connection A method and system for fast channel changes of media that is provided by carriers over an xDSL connection to a home. Each customer's subscriber information is stored at the DSLAM that supports the xDSL connection to the home. Also, each DSLAM supports multicast pro... | 10/05/2010 |
| 7801165 | Multicast data transfer In response to a file request from a host 3a, a server 7 retrieves the file from a content provider 2. A group comprising the host 3a is defined and the file sent to the group as a sequence of data packets A-G. Any further h... | 09/21/2010 |
| 7782890 | System and method for dynamic mobile communication There is provided herein a system and method for dynamically creating and/or joining multi-user text communication groups, wherein the user is not restricted to the technical limitations of standard communications protocols and wherein the user is able to create and... | 08/24/2010 |
| 7769040 | Multi-channel mesh network A method of selecting at least one routing path between an access node and a gateway is provided. The method includes the access node receiving over a plurality of channels, indicators from at least one upstream access node, the indicators providing information of s... | 08/03/2010 |
| 7751422 | Group tag caching of memory contents A method according to one embodiment may include receiving one or more packets from at least one external device and storing one or more packets in at least one queue in memory, the memory includes a plurality of queues and a plurality of queue descriptors having po... | 07/06/2010 |
| 7715423 | Communication terminal device and communication method A communication terminal device performs communication based on a communication protocol defined so that first identification information assigned to the device is transmitted to and received from a communication party. The device includes an identification informat... | 05/11/2010 |
| 7715421 | Third party call control of all phones A system and method for call control wherein a call received at a communication device may be controlled through an IP device connected to an IP network over which at least a portion of the call was routed. The IP device is connected to the IP network via a control ... | 05/11/2010 |
| 7715424 | Method and system for billing network usage in a network Methods, systems and apparatus for billing network usage in a network are provided. Statistics of subscribers' network usage and subscriber information are transmitted from a plurality of First Hop Multicast Routers (FHMRs) to a Net Flow Collection Server (NFCS). Th... | 05/11/2010 |
| 7715422 | Half-duplex radio communication method, program and system thereof A half-duplex radio communication method, a program and a system enabling multicasting, for example, in an emergency for radio communication terminals belonging to different carrier systems if they meet designated condition while saving an operator the bother of inp... | 05/11/2010 |
| 7710994 | Systems and methods for efficient multicast handling A network device constructs a notification corresponding to a received multicast data unit, where the notification includes administrative data associated with the multicast data unit that does not include a payload of the multicast data unit. The network device rep... | 05/04/2010 |
| 7706395 | Wireless communication system for switching different wireless communication networks The present invention is a wireless communications system for simultaneously establishing a basic access network and a wireless access network using at least two kinds of wireless communication networks. The basic access network executes signaling communication in w... | 04/27/2010 |
| 7697559 | Communication terminal, server, relay apparatus, broadcast communication system, broadcast communication method, and program An apparatus and associated methodology provided to enable broadcast media to be reproduced quickly while reducing an overhead accompanied with the broadcast media. A broadcast communication system transmits the broadcast media from a server to a communication termi... | 04/13/2010 |
| 7693171 | Methods and apparatus for efficient IP multicasting in a content-based network Methods and apparatus for assigning physical channels in a content-based network. In an exemplary embodiment, the network comprises a cable television network having a plurality of cable modems, and the physical channels are assigned to the cable modems based at lea... | 04/06/2010 |
