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...Daniel Webster invented a "bull plow" to pull out tree stumps. It didn't catch on because it was huge and required four oxen to pull it!
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| Number | Title | Issue Date |
| 8121137 | Methods and apparatus for fibre channel interconnection of private loop devices Methods and apparatus for communicating Fiber Channel frames between a private loop device and an Ethernet link through a Fiber Channel private loop device interconnect system. In the preferred embodiments, the Fiber Channel private loop device interconnect system I... | 02/21/2012 |
| 8009683 | IP network system There is provided an IP network system. The IP network system includes: a plurality of relays making up a ring network; a source host for transmitting a packet and connected to the ring network; and a destination host which conducts a packet communication with the s... | 08/30/2011 |
| 8009684 | High capacity ring communication network A method for communication includes configuring a plurality of ring nodes to communicate over a communication network that includes two or more overlapping communication rings, each ring including two unidirectional ringlets in mutually-opposite directions. A data p... | 08/30/2011 |
| 7903677 | Information platform and configuration method of multiple information processing systems thereof An information platform system, the configuration thereof is able to change flexibly to meet the needs of the customers, and able to use a single adapter for multiple uses, wherein multiple general-purpose processing modules and dedicated processing modules for proc... | 03/08/2011 |
| 7899066 | Distributed intelligence MAC protocols for DWDM ring networks A metropolitan access network (10) uses a variation of a MAC protocol, where each station (14) on a ring (12) is associated with one or more time slot (30). Each slot carries information regarding the associated station, basic connection ... | 03/01/2011 |
| 7668184 | Method and system for designing ring-based telecommunications networks A method and system for designing a bi-connected ring-based network is provided, which designs from scratch or converts an existing network to a dual-homed ring-based network. The network covers the locations capable of being bi-connected with one or more cycles/rin... | 02/23/2010 |
| 7639702 | Plug-in card for optical transmission apparatus A plug-in card for an optical transmission apparatus includes a J1generating unit. The J1 generating unit sends information on on-use side J1 data to a plug-in card at a spare side in a redundant structure when the plug-in card operates as an on-use side plug-in car... | 12/29/2009 |
| 7590130 | Communications system with first and second scan tables A communications system comprising a first stage including a first scan table and a second stage including a second scan table. The first stage is configured to select a first channel identification from the first scan table and provide data from a channel identifie... | 09/15/2009 |
| 7573893 | Flexible cross-connect with data plane A flexible cross-connect with a data plane is presented which allows the establishment of connections between network interfaces at any network interface card to another network interface on any other network interface card. The system can cross-connect connections ... | 08/11/2009 |
| 7564859 | Method and system for optimized routing and protection of VT traffic in SONET networks The invention provides a method and system for enhancing the capability to optimally route VT circuits over SONET networks. The invention discloses a method for identifying Network Elements (NEs) that have VT capability (i.e., VT cross connect capability) and, when ... | 07/21/2009 |
| 7551633 | Stealth network Described herein are systems and methods in which taps, which mirror or provide a copy of network traffic, are connected to monitoring equipment through shadowing units, which pass data to the monitoring equipment but block outbound data transmissions from the monit... | 06/23/2009 |
| 7532634 | Resilient packet ring device A resilient packet network (RPR) device is connected to one or more rings to constitute an RPR network. The RPR device has a storage unit in which a correspondence between RPR device addresses, each indicating an RPR device connected to the one or more rings, and us... | 05/12/2009 |
| 7522619 | Methods and apparatus for fibre channel interconnection of private loop devices Methods and apparatus for Fiber Channel interconnection is provided between a plurality of private loop devices through a Fiber Channel private loop device interconnect system. In the preferred embodiments, the Fiber Channel private loop device interconnect system i... | 04/21/2009 |
| 7512140 | Inter-ring connection method and device In an inter-ring connection method and device interconnecting a plurality of RPR rings, an inter-ring connecting device (interconnecting station) determines whether or not an RPR frame received from one ring is a broadcast frame; and resets, when the RPR frame deter... | 03/31/2009 |
| 7457302 | Enhancement to loop healing for malconfigured bus prevention A method for safely adding nodes to a network provides safeguards to prevent adding nodes beyond a maximum number of nodes allowed in the network. In one aspect, if the node to be added exceeds the maximum number of nodes allowed, the connection between the node to ... | 11/25/2008 |
| 7436852 | Resource allocation method for providing load balancing and fairness for dual ring Disclosed herein is a resource allocation method for providing load balancing and fairness for a dual ring. The resource allocation method includes the step of determining whether a bandwidth allocation request message is received from one of other nodes. If the ban... | 10/14/2008 |
| 7428211 | Transmission apparatus and method of multi-service tributaries over RPR A data transmission apparatus used in a multiple service ring is described. The apparatus includes at least two nodes coupled to at least one aggregate pipe and at least one tributary. The apparatus also includes a tributary TX framer for converting data received fr... | 09/23/2008 |
| 7426214 | Multiple level minimum logic network A network or interconnect structure 100 utilizes a data flow technique that is based on timing and positioning of messages communicating through the interconnect structure. Switching control is distributed throughout multiple nodes 102 in the structure... | 09/16/2008 |
| 7421203 | Method for transmitting packet in wireless access network based on wavelength identification code scheme A method for transmitting a packet in a wireless access network based on a wavelength identification code scheme. The method comprises the steps of connecting n number of RNCs (Radio Network Controllers) to one sub-ring where the “n” is a positive integer, and a... | 09/02/2008 |
| 7415209 | Method for operating an ethernet optical area network (“EOAN”) over one more metropolitan areas An Ethernet Optical Area Network (EOAN) system, and methods for implementing and using such an EOAN system, are disclosed. The EOAN system may be used to improve the speed and reliability of data communications networks for small to medium-sized companies in metropo... | 08/19/2008 |
| 7406029 | Fault tolerant optical data communication network having auto discovery A fiber-optic networking system that can survive a break in the fiber and restore full connectivity to all nodes in the network. The network can detect the presence of a cut in the fiber, locate the cut, recover from the cut, and restore the communication capacity t... | 07/29/2008 |
| 7406084 | Flexible software architecture for a call processing system A telephone switching network having a plurality of nodes interconnected through the network through channels having dynamically changeable capacity. The telephone switching network includes a plurality of switching nodes and a network manager responsive to each one... | 07/29/2008 |
| 7397792 | Virtual burst-switching networks A time-shared network comprising edge nodes and optical core nodes may be dynamically divided into several embedded networks, each of which covering selected edge nodes. At least one of the edge nodes may host an embedded-network controller operable to form multiple... | 07/08/2008 |
| 7397813 | Allocating bandwidth using resilient packet ring (RPR) fairness mechanism In allocating bandwidth using a Resilient Packet Ring (RPR) fairness mechanism in a node connected to an RPR network, when congestion occurs, an amount of traffic that the node has transmitted to a ring during one aging interval is stored together with its own ident... | 07/08/2008 |
| 7397788 | Methods and apparatus for device zoning in fibre channel arbitrated loop systems Methods and apparatus for switching Fibre Channel Arbitrated Loop Systems is provided between a plurality of Fibre Channel Loop devices. In one aspect of the invention, the system switches based at least in part on arbitrated loop primitives. An exemplary interconne... | 07/08/2008 |
| 7391744 | Allocating bridge priorities in bridged network A bridged network system (20). The bridged network system comprises a plurality of bridge nodes (N0-N7). Each bridge node in the plurality of bridge nodes is coupled to communicate with at least one other bridge node in the plurality of ... | 06/24/2008 |
| 7388872 | Dynamic communication channel allocation method and system A bandwidth brokering system and method incorporating methodology for supporting self-healing communication rings is disclosed. The present invention utilizes state-based tokens that are transmitted on a separate communication channel between network nodes to monito... | 06/17/2008 |
| 7372816 | Method and apparatus for optimizing routing through network nodes A method for reducing the problem space associated with determining intra-network circuit provisioning paths within a large communications network by selecting only a sub-set of the total network nodes, including the start-node and end-node of a communication path b... | 05/13/2008 |
| 7372806 | Fault recovery system and method for a communications network In a communications network where first and second nodes are interconnected by communication links, a source node transmits a path setup message for requesting a traffic path to a destination node. Each of the first and second nodes includes routing control means fo... | 05/13/2008 |
| 7370107 | Method for using the complete resource capacity of a synchronous digital hierarchy network, subject to a protection mechanism, in the presence of data (packet) network, and relating apparatus for the implementation of the method The present invention provides for a method and apparatus for using the complete resource capacity of a synchronous digital hierarchy infrastructure, with a protection system, in the presence of a data (packet) network, in which the complete SDH/SONET protection (sp... | 05/06/2008 |
| 7369504 | Bandwidth management of resilient packet ring network Techniques for bandwidth management and flow control on a resilient packet ring (RPR) network is described. The RPR requires allocation and guarantee of a bandwidth for each channel between two nodes on the ring. The bandwidth is managed by shaping traffic on a chan... | 05/06/2008 |
| 7366894 | Method and apparatus for dynamically securing voice and other delay-sensitive network traffic A request is received for secure network traffic from a device having a private network address at a source node. The private network address of a requested destination device is obtained at a destination node from a route server based on signaling information assoc... | 04/29/2008 |
| 7366194 | Fibre channel zoning by logical unit number in hardware The present invention provides a system and a method for filtering a plurality of frames sent between devices coupled to a fabric by Fiber Channel connections. Frames are reviewed against a set of individual frame filters. Each frame filter is associated with an act... | 04/29/2008 |
| 7363367 | Systems and methods for robust, real-time measurement of network performance Methods and apparatuses for obtaining delay, jitter, and loss statistics of a path between server and an end user coupled via an internetwork are described. The server may comprise a web server in communication with the end user via the Internet. Statistics are obta... | 04/22/2008 |
| 7362769 | Fibre channel arbitrated loop bufferless switch circuitry to increase bandwidth without significant increase in cost A switch, switched architecture and process for transferring data through an FCAL switch is disclosed. The switch uses multiple switch control circuits each coupled to one FCAL network and all connected to a crossbar switch. The switch control circuits are coupled t... | 04/22/2008 |
| 7359358 | Method and apparatus for routing data A method of operating a wireless network with a base station and a plurality of outstations comprises transmitting a broadcast signal from the base station and in response to reception of the broadcast signal, transmitting an acknowledgement signal from an outstatio... | 04/15/2008 |
| 7359396 | Optical-core network with selective signal queueing A core network shared by a large number of edge nodes comprises core nodes interconnected by core channels. Selected core channels are provided with buffers to enable temporal alignment of signals arriving at any core node from several other core nodes. A buffer may... | 04/15/2008 |
| 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. The OAM loopback function allows any RPR station to check the reachabil... | 04/08/2008 |
| 7352758 | Dynamic bandwidth management using signaling protocol and virtual concatenation A communication system (10) employs switching circuits, such as an add/drop multiplexer (70) and another add/drop multiplexer (110). The bandwidth of a circuit switched connection between the switching circuits is altered without taking down the... | 04/01/2008 |
| 7352745 | Switching system with distributed switching fabric A switch encapsulates incoming information using a header, and removes the header upon egress. The header is used by both distributed ingress nodes and within a distributed core to facilitate switching. The ingress and egress elements preferably support Ethernet or ... | 04/01/2008 |
