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Class 370/351 - PATHFINDING OR ROUTING


Subclass of Class 370 - Multiplex communications
Definition: Subject matter including an apparatus or a technique for
No. of patents: 1938
Last issue date: 05/29/2012


          11            
NumberTitleIssue Date
7333827Restricted 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 manner while others of the nodes are of a radius-restricted type, which ...
02/19/2008
7334047Method and system for selective link state advertisement blocking over a data network area
Method and system for efficiently handling hub and spoke area topologies in a data network under Open Shortest Path First (OSPF) routing protocol which provides selective blocking of Link State Advertisements (LSAs) includes selectively blocking the broadcast or flo...
02/19/2008
7334068Physical layer device having a SERDES pass through mode
A physical layer device (PLD), comprising: a first serializer-deserializer (SERDES) device having a first parallel port; a second SERDES device having a second parallel port; a third SERDES device having a third parallel port; and a path selector being selectively c...
02/19/2008
7333428Path pair designing method, path pair designing device and program for causing computer to execute same method
A path pair designing method is provided which enables a sure creation of a path pair so long as a network having a configuration that allows the path pair to be created is employed. The path pair designing method includes a first step of producing an objective func...
02/19/2008
7330435Method 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 as the Open Shortest Path First (OSPF) protocol is disclosed. The meth...
02/12/2008
7330992System and method for read synchronization of memory modules
A memory module includes several memory devices coupled to a memory hub. The memory hub includes several link interfaces coupled to respective processors, several memory controller coupled to respective memory devices, a cross-bar switch coupling any of the link int...
02/12/2008
7330436Method 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 method. The method comprises predetermining a limited number of paths by r...
02/12/2008
7330487Multiple service method and apparatus in a data only mobile telecommunication system
A method and apparatus for supporting a variety of service types in a CDMA2000 1xEV-DO mobile telecommunication system for high-speed data service in a radio communication environment. To receive multiple services according to a plurality of service types, an AT est...
02/12/2008
7330694Method for setting up route path through route discovery in a mobile ad hoc network using partial route discovery
Provided is a method for setting up a route path between source and destination nodes in a mobile ad hoc network. The source node transmits a RREQ message to the destination node, which transmits a RREP message to the source node. A first intermediate node having fa...
02/12/2008
7330654Ethernet passive optical network and point-to-point emulation method
Disclosed is a point-to-point emulation method for operating an Ethernet passive optical network having an optical line terminal (OLT) and a plurality of optical network units (ONUs) each connected to the OLT. A tag Ethernet frame transmitted between the OLT and the...
02/12/2008
7330470Router and sip server
A boundary node router determines whether a received packet includes a SIP message and a REGISTER message, and, if so, adds its router identifier to a REGISTER message which includes a user identifier and a user terminal identifier, sent from a user terminal, and se...
02/12/2008
7330480Adaptive network resource control
An admissions control technique improves processing capacity utilization in a token-based admission control scheme by matching token allocation to actual processing requirements. In an exemplary application, the processing capacity of a processing entity is discrete...
02/12/2008
7330892High-speed data transfer in a storage virtualization controller
A storage virtualization controller for transferring data between a host and a storage device at a wire-speed data transfer rate. A downstream processing element adapted for connection to the storage device is configurable coupled to an upstream processing element a...
02/12/2008
7330462Managing wireless packet service resources
In a packet switch for communicating packet switched data to and from a plurality of wireless mobile stations, a method and apparatus for automatically releasing resources tied up for communicating with dormant mobile stations. If the station has been dormant for a ...
02/12/2008
7328280Peer-to-peer (P2P) connection despite network address translators (NATs) at both ends
Methods of operating a first endpoint device (ED) facilitate the making of a peer-to-peer (P2P) connection between the first ED and a second ED despite intervening network address translators (NATs) at both ends. The P2P connection extends across a system compliant ...
02/05/2008
7327736Changing of channel capabilities
In a telecommunications system, in which a connection comprises a part with an interworking function at both ends, a channel is allocated to the connection between the interworking functions. The required channel capabilities may vary during the connection, whereby ...
02/05/2008
7327744Fibre channel forwarding information base
According to the present invention, methods and apparatus are provided to improve the techniques and mechanisms for forwarding packets at a fiber channel switch. A combined area table/domain table (ATDT) is accessed using destination information associated with a fi...
02/05/2008
7328006Method and communication system of associated phone calling
A method for an associated phone calling is disclosed, that a mobile terminal needs to have association relationships with one or multiple communication terminals in a network. First, having received a call initiating by a mobile terminal which has an association re...
02/05/2008
7327685Apparatus 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 selecting an optimized network route using a mobile agent that simulate...
02/05/2008
7327720Integrated telephone central office systems for integrating the internet with the public switched telephone network
Telephone central office-switching system integrated interface devices such as those for DSL, Voice over IP, cable-TV, fixed wireless, and Internet capable wireless cellular are further integrated into integrated interface device systems. Such systems share common f...
02/05/2008
7327683Method 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 protocol will compute a source tree (providing paths to all reachable ...
02/05/2008
7328223Storage management system and method
In a storage management system and method which virtualizes a plurality of storage devices distributed over a network to be managed, a storage state manager, in a storage management server, manages a storage usage state in each storage device, a network state manage...
02/05/2008
7327738System, device, and method for supporting virtual private networks
A system, device, and method for supporting multiple virtual private networks in an MPOA/NHRP communication network involves encoding a Virtual Private Network (VPN) identifier in certain MPOA/NHRP control messages in order to associate those MPOA/NHRP control messa...
02/05/2008
7327726Media access control frame structure and data communication method in cable network
A media access control (MAC) frame structure in a cable network includes a MAC header having various extended header types. A data communication method includes transmitting a first EH_TYPE packet according to the change in the PHS rule to a receiver when the PHS ru...
02/05/2008
7328268Maintaining a common AAA session ID for a call over a network
A method, system, and apparatus are provided for maintaining a common unique session identifier for a call over a network. In at least one embodiment, a unique session identifier is created by appending the IP address of an access server to a local session identifie...
02/05/2008
7328278Method for sharing routing information and network element using the same
The method allows to share, within a network element of a telecommunication network, routing information deriving from a first routing source; the network element is of the type comprising a management agent provided with a management information database, wherein d...
02/05/2008
7322244Interrogation system for active monitoring of structural conditions
Systems for monitoring structural health conditions of objects. Each system includes patch sensors attached to an object, wherein each patch sensor is capable of generating a wave upon receipt of an actuator signal and developing a sensor signal in response to the w...
01/29/2008
7324469Satellite distributed high speed internet access
A satellite distributed high-speed Internet “Hotspot” enables wireless and hardwired, satellite distributed Internet access for anyone with a PC or other web-ready device (wireless ready or cabled) and a valid credit card or prepaid coupon. The Hotspots can be l...
01/29/2008
7325040Locally operated desktop environment for a remote computing system
A system and method is provided for a remote desktop environment for a grid enabled system. The system can include a grid enabled server capable of being connected into a grid network. A client computer can be in communication with the grid enabled server. A user de...
01/29/2008
7324537Switching device with asymmetric port speeds
In general, in one aspect, the disclosure describes a switching device that includes a plurality of ports. The ports operate at asymmetric speeds. The apparatus also includes a switching matrix to provide selective connectivity between the ports. The apparatus furth...
01/29/2008
7324514Implementing access control lists using a balanced hash table of access control list binary comparison trees
A method and system for implementing Access Control Lists (ACLs) using a Balanced Hash Table of ACL Binary Comparison Trees (ABCTs), where the Balanced Hash Table of ABCTs encodes the replaced ACL. In one embodiment, the method includes but is not limited to receivi...
01/29/2008
7324819Communication 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 based on the information acquired by the acquiring unit, and a storage u...
01/29/2008
7324546Network router integrated onto a silicon chip
A router is integrated onto a single silicon chip and includes an internal bus that couples multiple data receive and transmit channels to a central processing unit. The channels each have an external interface for connecting to different LAN or WAN networks. The se...
01/29/2008
7324502System and method for mapping a PSTN trunk to a packet network endpoint
A system for mapping dissimilar communication protocols is disclosed. In one embodiment, the system comprises user communication information that spans at least two dissimilar communication networks, a first communication protocol associated with a first communicati...
01/29/2008
7324439Application-transparent IP redundancy
The present invention is directed to a method, a service node and a system for providing IP redundancy between a first service node and a second service node being mutually redundant. The first and the second service nodes are connected via a virtual connection. The...
01/29/2008
7324500Router network protection using multiple facility interfaces
A router line card is partitioned to separate the packet forwarding functions from physical port interfacing. For each packet forwarding card, at least one redundant port interface is provided. Identical input packets are transmitted via these redundant input port i...
01/29/2008
7321580Directional carrier sense medium access for wireless nodes
A method (508) and system (226) provide directional medium access control for wireless nodes (102) in a wireless network (100), each of the nodes (102) having a transceiver (228) and a plurality of antennas (232, 234, 236...
01/22/2008
7321612Bit stream conditioning circuit having adjustable PLL bandwidth
A high-speed bit stream interface module interfaces a high-speed communication media to a communication Application Specific Integrated Circuit (ASIC) via a Printed Circuit Board (PCB). The high-speed bit stream interface includes a line side interface, a board side...
01/22/2008
7321551Propagation of a plurality of copies of an internet protocol packet
An apparatus in one example comprises a router for one or more packets that comprise an Internet Protocol (“IP”) packet. The router comprises one or more packet replication components that employ the IP packet to propagate a plurality of copies of the IP packet....
01/22/2008
7321316Grouping mesh clusters
Systems and methods for grouping mesh networks. Mesh networks enable energy data to be transferred from an energy sensing device to a destination device using various networks and reduces the need to install metering stations. Embodiments of the invention join or gr...
01/22/2008
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