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| Number | Title | Issue Date |
| 8189584 | Multicast traffic management in a network interface A method for filtering in a network interface of a computer system multicast packets in a manner that reduces or obviates altogether the processing of unwanted multicast packets by the processing unit of the computer system. Filtering in the network interface is acc... | 05/29/2012 |
| 8189583 | System and method for peer-to-peer wide area network communication A method of operating a peer to facilitate fast group communication between subscribers in a peer-to-peer wide area network is disclosed. In the peer-to-peer wide area network, each of the subscribers are affiliated to a talkgroup, and further registered to at least... | 05/29/2012 |
| 8189582 | Multicast supported virtual local area network switching system and method thereof A multicast-supported virtual local area network switching system and a method thereof comprise a switching engine, a CPU unit, further comprising a mapping storage unit for storing the mapping relationship of the virtual local area network and the multicast stream ... | 05/29/2012 |
| 8189581 | Method, signal and apparatus for managing the transmission and receipt of broadcast channel information The present invention provides a method for transmitting broadcast channel information as part of a broadcast channel signal having one or more transmission intervals, where each transmission interval includes a plurality of transmissions, and one or more of the tra... | 05/29/2012 |
| 8184629 | Reliable multicast using merged acknowledgements Multiple multicast acknowledgements can be merged into a single multicast acknowledgement, thus reducing traffic and reducing logic complexity. An intermediate node that receives multiple multicast acknowledgements merges the multiple acknowledgements into a single ... | 05/22/2012 |
| 8184630 | Method for managing multicast traffic in a data network and network equipment using said method The invention relates to a method for managing multicast traffic in a data network, and network equipment using said method. Hosts receive from a network interface of a router traffic sent by sources in a multicast group. The hosts and the router communicate with on... | 05/22/2012 |
| 8179892 | System and method for managing communication links A system and method for managing a communication link between a consumer electronic device adapted for two-way, wireless communications with at least one peripheral. The communication link is managed using a controller that is associated with the consumer electronic... | 05/15/2012 |
| 8179891 | Method and apparatus for interdomain multicast routing An apparatus bridges a plurality of domains and routes multicast datastreams between them. The apparatus includes a receiver which receives a client request signal via a multicast access protocol from a user connected within a first domain. A transmitter requests mu... | 05/15/2012 |
| 8175094 | Method and system for personalizing a multimedia program broadcasted through IP network A method and a system. A Medium Access Control (MAC) frame includes an embedded Internet Protocol (IP) frame and a MAC address. The IP frame includes content of a second multimedia program and a second multicast address of the second multimedia program, the MAC addr... | 05/08/2012 |
| 8165122 | System and method for converting unicast client requests into multicast client requests A system and method converting a unicast client request into a multicast client request is provided, the method comprising: receiving the unicast client request; mapping the unicast client request destination IP address and unicast client request destination port to... | 04/24/2012 |
| 8160065 | Device and method for dynamically storing media data A device and a method for enabling access to data from a channel are provided. The device comprises a storage medium for storing the data from the channel as it is received at a network element and a controller. The controller enables commencing storage of at least ... | 04/17/2012 |
| 8155118 | Mirroring of a random subset of network traffic One embodiment disclosed relates to a method of mirroring network traffic. A data packet is received by a network device, and an algorithm including randomization is applied to determine whether the data packet is selected to be mirrored. The packet is sent to a des... | 04/10/2012 |
| 8149831 | Technique for packet compression in an application level multicast In an application level multicast (ALM), multiple flows of data packets containing shared material are destined for different devices. A packet compression device is used to compress the data packets to reduce traffic load. This compression device includes a cache f... | 04/03/2012 |
| 8149830 | Efficient light-weight multicasting communication protocol A method for communication in a computing environment is provided. The method comprises transmitting a first data packet to one or more receiving units in a first set; receiving one or more acknowledgement messages (ACKs) from one or more receiving units in a second... | 04/03/2012 |
| 8144707 | Method and system for determining the existence of broadcast and multicast frames buffered in an access point A method and a system for determining the existence of broadcast/multicast frames buffered in an access point (AP) are used to avoid wakening a station (STA) unnecessarily. The method includes: when receiving broadcast/multicast frames sent from a service network an... | 03/27/2012 |
| 8144708 | Collaborative multicast routing (CMR) for multicasting in unidirectional, hybrid, multi-tiered mobile wireless network The present invention provides a scalable and reliable collaborative multicast routing for multicasting in hybrid, multi-tiered, mobile heterogeneous wireless networks. It establishes a multicast tree, maintains the established route, detects and prevents most link ... | 03/27/2012 |
| 8139579 | Unicast/multicast system A unicast/multicast system has an internal cell generating section that generates an internal cell to include its output index information based on user data, and an output port conversion table that stores the relation of output index information and output port nu... | 03/20/2012 |
| 8139580 | System and method for providing multicast and broadcast services A method for providing a multicast and broadcast service (MBS) by transmitting a plurality of data frames in a wireless network. The method includes: generating a first MBS data information element (MBS-DATA-IE) in a first one of the data frames, the first MBS-DATA-... | 03/20/2012 |
| 8135010 | System and apparatus thereof for Ethernet PON communication A communication system includes a station-side terminal apparatus and multiple subscriber-side terminal apparatuses connected to the station-side terminal apparatus. The station-side terminal apparatus is configured to, in response to receipt of a packet from a subs... | 03/13/2012 |
| 8135011 | Method for operating multipoint control system The present invention provides method for operating a multipoint control system, which includes a plurality of controlled units serially connected and each controlled unit has a execution unit and an interpretive unit having a data processing unit and a memory unit,... | 03/13/2012 |
| 8135012 | Redundant routing of data in a network A router for routing data redundantly relative to a network. The router includes a circuit card having a processor, a user port for connecting at least one user device with the processor, and a plurality of interface ports for redundantly connecting the processor wi... | 03/13/2012 |
| 8130757 | Digital content delivery system The digital contents distribution system of the present invention distributes digital contents through first and second networks. A server is connected to the first network, and clients for receiving and displaying or reproducing the digital contents are connected t... | 03/06/2012 |
| 8121123 | Method for multicasting of packets in PON residential gateways A method for multicasting packets in a passive optical network (PON) residential gateway. The method comprises storing a payload portion of an input packet in a memory; duplicating a header of the input packet to create duplicate headers as the number of destination... | 02/21/2012 |
| 8121122 | Method and device for scheduling unicast and multicast traffic in an interconnecting fabric A method for scheduling unicast and multicast traffic in an interconnecting fabric performs within each time slot the following steps. First a multicast cell scheduling (61) and independently thereof a unicast cell scheduling (62) is performed. Then, t... | 02/21/2012 |
| 8121124 | Applying adaptive thresholds to multicast streams within computer networks In general, techniques are described for applying adaptive thresholds to multicast streams within computer networks. For example, an access node may implement the techniques to facilitate efficient delivery of multicast streams. The access node comprises an interfac... | 02/21/2012 |
| 8116312 | Method and apparatus for multicast packet reception Roughly described, incoming data packets are delivered by the NIC directly to at least two user level endpoints. In an aspect, only filters that cannot be ambiguous are created in the NIC. In another aspect, the NIC maintains a filter table supporting direct deliver... | 02/14/2012 |
| 8116313 | Data communication system, backup server and communication control apparatus In order to distribute multicast packets, using different multicast addresses and avoiding fault points, a backup server is installed close to a master and converts backup multicast packets and sends them as master multicast packets to the client. At this time, back... | 02/14/2012 |
| 8111693 | Broadcast messaging in wireless communication networks A method for receiving a broadcast message in a wireless communication device is disclosed. The device receives a broadcast message that has associated therewith a unique message grouping identifier and determines whether the unique message grouping identifier of th... | 02/07/2012 |
| 8102847 | Frame processing method and frame processing apparatus When a data link layer frame whose destination address has been designated as a multiple address is inputted from a tunneling source via a decapsulation unit 202, a destination processing unit 201 generates data link layer frames in which the destinati... | 01/24/2012 |
| 8102851 | End-of-burst detection for upstream channel of a point-to-multipoint link A method of signaling and detecting end-of-transmission on a data communications link that uses scrambling comprises, by a transmitting node of the network, appending an end of burst delimiter (EBD) binary sequence to burst data and transmitting the burst data and t... | 01/24/2012 |
| 8102848 | Multicast high availability enhancements for faster convergence During initial formation of an adjacency, two neighboring PIM speakers exchange, in their hello messages, information as to whether each supports a non-stop forwarding (NSF) capability. When one of the PIM speakers restarts, the PIM neighbor senses this event, and r... | 01/24/2012 |
| 8102849 | Association procedure to enable multiple multicast streams A method, system and computer program product for a wireless mobile display digital interface (WMDDI) association procedure that allows establishing and joining more than one multicast group to facilitate the interoperability of multiple client devices based on host... | 01/24/2012 |
| 8102846 | Method and apparatus for managing a multicast tree using a multicast tree manager and a content server The invention comprises a method and apparatus for managing a multicast tree using SIP, SOAP, HTTP, or similar signaling between a multicast receiver (e.g., user device) and a third party system (e.g., a content provider system). The method includes receiving at lea... | 01/24/2012 |
| 8102850 | Multicast tree design apparatus, method, and program product A multicast tree design apparatus designs a multicast tree by mathematical programming. The multicast tree design apparatus is one for designing a multicast tree for transferring a packet from a source node to a plurality of destination nodes on a network that inclu... | 01/24/2012 |
| 8098660 | Transmitting apparatus and transmitting method To transmit multimedia data in such a manner that is adaptive to the transmission capability of a receiving apparatus and/or to the congestion state of a network. In a transmitting apparatus (100), a receiver capability estimating part (102) estimates,... | 01/17/2012 |
| 8094656 | Method and apparatus for network bandwidth conservation Methods and apparatus for conserving bandwidth within a network based on two or more different service levels. In an exemplary embodiment, programming that is simulcast on two or more program channels is mapped to one physical channel during periods when the program... | 01/10/2012 |
| 8089965 | Apparatus and method for transferring frames through aggregated communication links A communication apparatus that performs instant switchover from working links to backup links. The communication apparatus has a plurality of output interfaces each comprising a set of physical links constituting a different portion of a logical link. Aggregate dest... | 01/03/2012 |
| 8089964 | Transporting multicast over MPLS backbone using virtual interfaces to perform reverse-path forwarding checks A mechanism is provided in which multicast reverse path forwarding can be performed at a provider network egress edge router wherein core routers of the provider network are not configured to support multicast protocols or point-to-multipoint LSPs. An embodiment of ... | 01/03/2012 |
| 8085770 | Method of transporting a multipoint stream in a local area network and device for connection implementing the method Within the framework of a wireless local area network, the reliability of the transporting of the multicast streams is not enhanced by an acknowledgement of receipt mechanism. To improve this reliability the invention proposes a method of transporting packets transm... | 12/27/2011 |
| 8085771 | Information processing apparatus, image processing apparatus, control method, and storage medium An information processing apparatus which make it possible to search from an information processing apparatus, for an IPv6-compatible image processing apparatus which has an IPv6 network address designated by the information processing apparatus. A device management... | 12/27/2011 |
