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7369561 |
Apparatus and method for route summarization and distribution in a massively parallel router
A router for interconnecting external devices coupled to the router. The router comprises a switch fabric and a plurality of routing nodes coupled to the switch fabric. Each routing node is capable...
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7366111 |
Arrangement for providing optimized connections between peer routers in a tree-based ad hoc mobile network
Mobile routers in a tree-based network topology with a single clusterhead in an ad hoc network establish connectivity based on each attached mobile router sending a neighbor advertisement message...
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7366176 |
Method to provide effective connection grooming in PNNI
A method to provide actual network connection routing cost for use in connection grooming is disclosed for one embodiment. A setup message is transmitted from a source network node, through one or...
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7362974 |
Method for planning or provisioning data transport networks
A tool for static or dynamic planning of a WDM network with dedicated protection. The WDM network is represented by a layered graph having image nodes for each node of the network and horizontal...
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7362709 |
Agile digital communication network with rapid rerouting
An agile digital communications network has a number of routers that serve as nodes in a mesh network communicating between a user device (e.g., computer, server, etc.) and a target device (e.g.,...
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7362728 |
Handover control apparatus, relay router, gateway apparatus, access router base station, mobile communication system, and handover control method
A mobile communication system 100 according to the present invention comprises handover control apparatus 1 and radio terminal unit 10 . The handover control apparatus 1 controls handover of...
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7363386 |
Method for estimating a traffic matrix in a communication network using non-stationary data
The present invention comprises methods for increasing the rank of the routing matrix of an IP network by systematically altering link weights in the IP network. A full rank routing matrix may be...
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7362703 |
Method for deflection routing of data packets to alleviate link overload in IP networks
The present invention provides methods for deflecting the routing data packets in an IP network to avoid overloaded links and to alleviate link congestion. One method in accordance with the present...
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7355980 |
Costs in data networks
A method for deriving a set of efficient path costs for a group of nodes comprising a source node and a plurality of destination nodes in a data communications networks, wherein the path costs for...
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7355978 |
Method for implementing an OAM function by exchanging request-reply packets between stations of a RPR network, and corresponding packet frames
Described is a method extending the OAM functionality in the RPR networks through a new OAM loopback procedure of request-reply type together with the definition of a new RPR OAM loopback frame....
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7355979 |
Communication network, path setting method, network management system and node
A hierarchized path setting system in a communication network efficiently contains lower order paths in higher order path. The communication network has a plurality of nodes capable to perform...
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7352704 |
Method and apparatus for multi-path delay spread detection in wideband CDMA systems
A fast, low-complexity detection scheme for determining the delays and gains of different propagation paths (i.e., multi-paths) of a received WCDMA signal. The method utilizes a continuous pilot...
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7352729 |
Wireless communication system for multi-hop connection, source station, radio station and pilot signal used therein
A destination station in a wireless communication system for a multi-hop connection selects a transmission path having a minimum total of required transmission power values of respective stations...
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7349350 |
Determining two node-disjoint paths using on-demand flooding
The present disclosure relates to determining and establishing at least two node disjoint paths, and, more specifically, to determining and establishing at least two node disjoint paths within a...
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7349370 |
Method for managing neighbor nodes and setting a routing path in a mobile ad-hoc network environment and network apparatus using the same
A method and network apparatus for setting a routing path and managing a neighbor node in mobile ad hoc, network environment are provided. The method for setting a routing path in mobile ad hoc...
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7342890 |
Data duplication for transmission over computer networks
Techniques are described that increase the reliability and quality of data transmissions of computer networks. The techniques provide for the generation of at least two duplicate data flows for...
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7343424 |
Fibonacci heap for use with internet routing protocols
In accordance with an aspect of the invention, one or more shortest paths is determined through a portion of a computer network, from a source vertex to one or more destination vertices according...
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7342888 |
Method and apparatus for providing resource discovery using multicast scope
A method and apparatus for providing resource discovery using multicast scope selection is disclosed. The method includes the discoverer sending a first request message having a first selected...
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7340214 |
Short-range wireless system and method for multimedia tags
A short-range wireless system and method is disclosed to store and transfer a new type of multimedia data construct called a tag. A user can write text, create a voice clip and append it to the...
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7336614 |
Method and device for controlling route and computer program therefor
A method for controlling routes in a network which is temporarily formed among a plurality of nodes. The method includes the steps of broadcasting a discovery demand of a destination node;...
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7336641 |
Method and apparatus for providing mutual time difference determination of base station signals in a cellular communication system
A method and an apparatus for determining mutual time difference between base station signals in an asynchronous code division multiplexing access (CDMA) system. The method comprises the steps of:...
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7336607 |
Methods and apparatus for flow control based packet aggregation in a communication network
The present invention is a methodology for providing packet aggregation based on transmission window size to achieve improved transport efficiency. One embodiment of the invention includes the...
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7336613 |
Method and apparatus for the assessment and optimization of network traffic
A system for the assessment of network performance criteria, and applying this criteria to the classification of network addresses into appropriate ranges, using these ranges to consolidate...
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7333827 |
Restricted dissemination of topology information in a communication network
A communication network comprises a plurality of nodes which exchange topology information. Some of the nodes are of a conventional type, which propagate topology information in an unrestricted...
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7330435 |
Method and system for topology construction and path identification in a routing domain operated according to a link state routing protocol
A method and system for extracting and building end-to-end route information in a multi-area Internet protocol (IP) autonomous system (AS) operated according to a link state routing protocol such...
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7330436 |
Method of selecting transmission paths and a communication network using the method
The present invention provides a method of determining or selecting a path for transmitting data in packets in an Internet Protocol communication network and a communication network using the...
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7327685 |
Apparatus for implementation of adaptive routing in packet switched networks
An apparatus is invented for implementing adaptive routing in packet switched networks. The hardware structure of the apparatus is based on the AntNet, which is an adaptive routing algorithm for...
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7327683 |
Method and apparatus for disseminating topology information and for discovering new neighboring nodes
A proactive link-state routing protocol designed for mobile ad-hoc networks is disclosed, which provides hop-by-hop routing along shortest paths to each destination. Each node running the present...
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7324453 |
Constraint-based shortest path first method for dynamically switched optical transport networks
Method and apparatus for implementing a constraint-based shortest path first (“CSPF”) technique for dynamically switched optical transport networks are described. One embodiment comprises a...
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7324819 |
Communication terminal, and communication computer program product
A communication terminal has an acquiring unit configured to acquire information related to a strength of a radio wave received, a selecting unit configured to select a data communication route...
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7313094 |
Node, an optical/electrical path integrated network using the node, and a program which controls the node
The invention relates to a node, an optical/electrical path integrated network using this node, and a program which controls the node. The node according to the invention is suited to use in an...
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7313133 |
Selecting a network based on metrics for real time communication
A system, method, and apparatus are directed towards routing a Voice over IP (VOIP) messages over a network. The VOIP messages are sent by a source client device to a destination client device...
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7313095 |
Method for estimating telecommunication network traffic using link weight changes
The present invention comprises methods for increasing the rank of the routing matrix of an IP network by systematically altering link weights in the IP network. A full rank routing matrix may be...
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7310314 |
Managing periodic communications
Techniques are described for managing periodic communications between devices. For example, a periodic packet process may receive configuration parameters from a routing protocol process. The...
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7310349 |
Routing and rate control in a universal transfer mode network
A method and a network for a universal transfer mode (UTM) of transferring data packets at a regulated bit rate are disclosed. The method defines a protocol that uses an adaptive packet header to...
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7310310 |
Multi-link SAR for bonding ATM cell-streams
Systems and methods are described for bonding asynchronous transfer mode permanent virtual circuits using a multi-link segmentation and reassembly sublayer. A method includes: transforming a...
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7307956 |
Multi-protocol telecommunications routing optimization
A telecommunications switching system employing multi-protocol routing optimization which utilizes predetermined and measured parameters in accordance with a set of user priorities in determining...
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7308517 |
Gap count analysis for a high speed serialized bus
A method of optimizing communication over a high-speed serial bus by minimizing the delay between packets transmitted over the bus is disclosed. The method comprises: calculating the round trip...
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7308494 |
Reprovisioning technique for an interconnect fabric design
A technique is disclosed for reprovisioning an interconnect fabric design for interconnecting a plurality of network nodes. A design for the interconnect fabric specifies an arrangement of elements...
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7304955 |
Scalable IP multicast with efficient forwarding cache
A method and apparatus in a multicast transmission system for routing packets including a scalable architecture that supports QoS. Redundant state information is minimized in the MOSPF multicast...
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7304953 |
Method for ordering and transmitting of digital data amounts, particularly video signal
Method for ordering and transmission of digital data, particularly video signals, from a transmitter to a single receiver or a group of receivers where other transmission channels are searched for...
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7302482 |
Traffic flow optimisation system
A method of calculating data traffic flow in a communications network, the communications network comprising a plurality of nodes including a plurality of source nodes and a plurality of...
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7298704 |
Dynamic path routing with service level guarantees in optical networks
A scheme for guaranteeing network tunnel path (NTP). e.g., Internet Protocol (IP), service levels in optical (e.g., wavelength-division multiplex (WDM)) networks. The invention, in one embodiment,...
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7299030 |
System and method of charging for user traffic except signaling a wireless communication system
A system and method of charging for user traffic without including signaling costs in a wireless communication system is provided. In a system and method of charging a user equipment (UE) in a...
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7295515 |
Communication network design
A communication network design circuit can derive a path and a necessary link capacity for multiple point communication service permitting arbitrary communication within a predetermined range of...
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7295521 |
Directional flooding method in wireless sensor network
The present invention relates to a directional flooding method in a wireless sensor network. Transfer of a packet between respective sensor nodes and a sink node in a wireless sensor network is...
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7292535 |
Highly-available OSPF routing protocol
In highly-available Open Shortest Path First (OSPF) routing in a network, the dynamic state of a backup OSPF instance in a router is synchronized with the dynamic state of an active OSPF instance...
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7289448 |
Path engine for optical network
A method and system for selecting ring paths in service provisioning on optical networks including a plurality of interconnected rings. The method includes: receiving a request to provision a...
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7289821 |
Wireless communication system and method
A wireless communication system includes a queue status detection unit for detecting the amount of unit data being used for communication between a plurality of external devices, and deciding a...
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7286479 |
Routing for a communications network
For routing in a communications network, alternate paths to a destination are aggregated into a single composite route, prior to onward propagation of the route. Ideally, aggregation is performed...
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