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| Number | Title | Issue Date |
| 7676598 | Method of controlling communication between a head-end system and a plurality of client systems A method of controlling communication between a head-end system and a number of client systems through a network, wherein, for each receiver, only a nearest one of the multicast router systems in the network is configured to forward a copy of a message addressed to ... | 03/09/2010 |
| 7620732 | Apparatus for and method of setting communication path An apparatus is for setting a communication path between a communication terminal device connected through a first network and a plurality of second networks. The apparatus includes a name resolution request generator, a destination determiner, and a path setting un... | 11/17/2009 |
| 7613829 | Proximity enforcement in heterogeneous network environments The invention provides an enforcement mechanism for limiting the propagation of content to a predefined proximity in a heterogeneous network. The protection mechanism determines the distance associated with wireless links of the heterogeneous networks and verifies t... | 11/03/2009 |
| 7606937 | Next site for distributed service connections Registering a client with a distributed service. A method may be practiced, for example, in a network computing environment including a client at a local site and a number of distributed services at a number of remote sites. The method includes pinging one or more d... | 10/20/2009 |
| 7594027 | Data access using a machine-readable card A communication system is disclosed comprising a communication network and a communication device. The communication device reads machine-readable information from a card, wherein the information on the card corresponds to data hosted by a content provider in the co... | 09/22/2009 |
| 7526570 | Advanced switching optimal unicast and multicast communication paths based on SLS transport protocol An embodiment of the present invention may comprise a method to calculate current bandwidth usage by existing connections in a switching fabric between endpoints in a device, calculate available bandwidth for a new connection, and select a path from the multiple pat... | 04/28/2009 |
| 7496683 | Maximization of sustained throughput of distributed continuous queries A system, method, and computer readable medium for optimizing throughput of a stream processing system are disclosed. The method comprises analyzing a set of input streams and creating, based on the analyzing, an input profile for at least one input stream in the se... | 02/24/2009 |
| 7484002 | Content delivery and global traffic management network system A content delivery and global traffic management network system provides a plurality of caching servers connected to a network. The caching servers host customer content that can be cached and stored, and respond to requests for Web content from clients. If the requ... | 01/27/2009 |
| 7480735 | System and method for routing network traffic through weighted zones A system and method for routing between nodes in a network or subnet. An end node is associated with multiple identifiers for routing purposes, and therefore multiple paths may exist between two end nodes. Network nodes and components (e.g., switches) are grouped in... | 01/20/2009 |
| 7444506 | Selective encryption with parallel networks Methods, devices, and systems for efficient secure parallel data transmission are disclosed. Data from a local source is divided, with one portion being encrypted and then sent over an open public network, and another portion being sent over a private network withou... | 10/28/2008 |
| 7444428 | Method and apparatus for estimating relative network proximity in the presence of a network filter A method and apparatus for estimating relative network proximity between request routing agents and client agents are described herein. In one embodiment, the method includes a proximity estimation unit to send a first number of probe messages to a client agent with... | 10/28/2008 |
| 7441044 | Countrytagging A method that iteratively determines which web pages and web sites are of interest to a particular user in accordance with that user's geographic location or country. The described embodiment of the present invention determines zero or more countrytags for each web ... | 10/21/2008 |
| 7440458 | System for determining network route quality using sequence numbers A system and method for determining route quality in a network in which multiple routes exist between a transmitting end-point and a receiving end-point. Initially, a routing sequence number is associated with each transmission sent on a route in the network, such t... | 10/21/2008 |
| 7441045 | Method and system for balancing load distribution on a wide area network A system and method for balancing the load on virtual servers managed by server array controllers at separate data centers that are geographically distributed on a wide area network such as the Internet is described. The virtual servers provide access to resources a... | 10/21/2008 |
| 7437476 | Optimizing flooding of information in link-state routing protocol A router executes a flooding algorithm. The router maintains a list of neighbors within an area data structure. When a new neighbor arises on an interface belonging to an area served by the router, the router updates the neighbor data structure describing that adjac... | 10/14/2008 |
| 7433965 | Packet transmission system, packet transmission method, packet transmission device, home agent, mobile terminal, and access router A packet transmission system is provided to achieve a higher throughput in downlink packet transmission to a mobile node. When there is a packet call directed to the mobile node, a transmission node in a network in this packet transmission system retrieves informati... | 10/07/2008 |
| 7433968 | Methods and systems for management and control of an automation control module An automation control module (ACM) includes an ACM central processing unit (CPU) and a file transfer system electrically connected to the ACM CPU. The file transfer system is embedded within the ACM, and is configured to receive at least one update for at least one ... | 10/07/2008 |
| 7428237 | Fast convergence with topology switching A system for rapidly switching at least one virtual local area network (VLAN) from a first loop-free topology to a second loop-free topology in response to a failure within the first loop-free topology. Each VLAN has one “logical” VLAN which represents the netwo... | 09/23/2008 |
| 7426546 | Method for selecting an edge server computer Media Distribution within the Internet is done with the help of Application-Servers, Content-Servers and distributed Edge Servers where the clients are connected to Media Distribution Services. A computer system is provided comprising a client having a Web browser w... | 09/16/2008 |
| 7426577 | Detection of load balanced links in internet protocol netwoks A system is provided that includes a memory 204 comprising a baseline topology 216; and a processor 208 that selects, from the baseline topology 216, first and second addresses associated with first and second routers 224 and 22... | 09/16/2008 |
| 7426561 | Configurable assignment of weights for efficient network routing A load balancing technique for use in a switch fabric balances network traffic from a plurality of end node devices based on the volume of traffic on the peripheral links, not simply the rated bandwidth of the peripheral links. In one embodiment, weight values, base... | 09/16/2008 |
| 7418518 | Method for high-performance delivery of web content The present invention provides a method and apparatus for increasing the performance of world-wide-web traffic over the Internet. A distributed network of specialized nodes of two types is dispersed around the Internet. A web client's requests are directed to a node... | 08/26/2008 |
| 7414967 | Method for route distribution in multi-service optimization of SDH transmission network A method of route distribution for implementing multi-service optimization in Synchronous Digital Hierarchy Transmit Network comprises the following steps: A. dividing the SDH transmit network into subnets in term of rings to form a plurality of ring subnets, calcul... | 08/19/2008 |
| 7408881 | Differential delay constrained routing for virtually-concatenated data traffic Virtually-concatenated data traffic is routed in a network comprising a plurality of nodes. For a given traffic demand to be routed from a source node to a destination node in the network, an initial candidate path set satisfying a differential delay constraint is d... | 08/05/2008 |
| 7409459 | System and method for provisioning QoS paths with restoration in a network Systems and methods for provisioning QoS paths with restoration in a network. In one embodiment, one system includes: (1) a primary path generator configured to identify a suitable primary path between source and destination nodes in a network, (2) an auxiliary grap... | 08/05/2008 |
| 7406047 | Method of computation of a short path in valued graphs A method of computing shortest paths in a weighted graph having vertices and an adjacency matrix with memory resources and a processor including (a) selecting integer weights; (b) carrying out a series of incrementations, an incrementation including finding a set of... | 07/29/2008 |
| 7403990 | Information distribution system An information distribution system is provided that can distribute various types of information without imposing extra workload on users. This information distribution system includes a server device that can access a profile DB and an information source DB. This se... | 07/22/2008 |
| 7397789 | Providing routing paths for wireless devices A method and apparatus for generating connectivity is described. The method includes a server broadcasting a beacon including the server's address. The method further includes each client that receives the beacon rebroadcasting the beacon. The result is that each cl... | 07/08/2008 |
| 7395351 | Method for assigning link weights in a communications network The present invention includes a method and system for determining link weights that when utilized will optimize the performance of a network in the event of a link failure without the need to alter the link weights. The method includes determining two sets of links... | 07/01/2008 |
| 7395356 | Methods and apparatus for moving data elements within a data communications device A method includes a step of (A) determining which of multiple network interfaces indicates readiness to transmit a data element to a network and which of the multiple network interfaces indicates receipt of a data element from the network. The method further include... | 07/01/2008 |
| 7391732 | Scheme for randomized selection of equal cost links during restoration The present invention relates generally to restoration of services in a network. More particularly, the invention encompasses a scheme for randomized selection of equal cost links during restoration in a communication network. The invention further includes multiple... | 06/24/2008 |
| 7392325 | Method for high-performance delivery of web content The present invention provides a method and apparatus for increasing the performance of world-wide-web traffic over the Internet. A distributed network of specialized nodes of two types is dispersed around the Internet. A web client's requests are directed to a node... | 06/24/2008 |
| 7388842 | Method and apparatus for efficient routing of variable traffic A method and apparatus for provide highly efficient traffic routing for a wide range of possible traffic matrices (TM) in an intra-domain network. That routing optimally balances the traffic loads over a range of traffic matrices so as to minimize the deviation for ... | 06/17/2008 |
| 7383353 | Load balancing in a network comprising communication paths having different bandwidths A network comprises a plurality of interconnected switches. At least one pair of switches is interconnected by a trunk formed from a plurality of individual links. A cost value is assigned to the trunk that is equal to the cost of one of the trunk's individual links... | 06/03/2008 |
| 7380019 | Path control method In a computer system in which a computer, storage devices, and a storage management device are connected by a network, the computer or a first storage device accesses a second storage device using a plurality of paths in the network, and the computer or the first st... | 05/27/2008 |
| 7380018 | Peripheral bus transaction routing using primary and node ID routing information A processing device includes one or more resources, a plurality of peripheral bus interfaces that support resource sharing with a plurality of other processing devices, a primary routing resources and a node ID register. The primary routing resources are programmabl... | 05/27/2008 |
| 7379425 | Address converter for gateways interconnecting networks of different address formats In a gateway, a packet received from a first network contains first address data conforming to the first network in the packet header and second address data conforming to a second network in an auxiliary header. The first address data of the packet is then rewritte... | 05/27/2008 |
| 7376766 | Method and apparatus for managing I/O paths on a storage network A processing apparatus which stores a first information piece about attributes identifying a specific process generating data input/output requests in such a manner that the first information piece is associated with a second information piece identifying at least o... | 05/20/2008 |
| 7376749 | Heuristics-based peer to peer message routing The present invention is directed to a system and method for administering Peer to Peer (P2P) query messages within a P2P network. The present invention collects a plurality of metrics for each host that it is aware of in a P2P network, most often by a host informat... | 05/20/2008 |
| 7373653 | Channel merging method for VOD system A channel merging method for a VOD system, said method comprises the steps of: in response to requests from a plurality of clients for a video program, establishing a root channel (S1) and at least one sub-channel (S11), said root channel (S1) b... | 05/13/2008 |