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| Number | Title | Issue Date |
| 7653052 | System and method for a control services link for a multi-shelf node in a communication switch A connection system for a communication switch is provided. The switch comprises a controller and shelves providing communication capabilities for the switch. The controller is able to communicate with each shelf shelves utilizing categories of communication signals... | 01/26/2010 |
| 7646765 | System and method for caching called number information A call routing system comprises a signaling processor with an internal cache memory. The signaling processor receives a signaling message and searches the cache memory with a called number to determine whether or not the called number has an associated location rout... | 01/12/2010 |
| 7639675 | Ethernet automatic media selection logic A network device includes a media access controller (MAC) and a physical layer having an interface that communicates with the MAC. A first autonegotiation circuit attempts to establish a link using a first transceiver over a first media. A second autonegotiation cir... | 12/29/2009 |
| 7633935 | Dynamic port updating An apparatus and method for dynamic port updating that shares a resource which includes a configurable number of groups where each group has a configurable resource share size and a controller which chooses which group are active and the share size of the resource e... | 12/15/2009 |
| 7613177 | Method of adding stages to a scalable switching network Extra stages can be added to a switching network to provide pathwise redundancy for fault tolerance and to alleviate traffic blocking. Also, the addition of extra stages can alleviate the loss of pathwise redundancy when the width of switching networks is increased.... | 11/03/2009 |
| 7590109 | Data burst scheduling Methods and apparatus for scheduling transfer of data bursts in a network comprising electronic edge nodes interconnected by bufferless core nodes are disclosed. Each edge node comprises a source node and a sink node, and each core node comprises several bufferless ... | 09/15/2009 |
| 7567556 | Circulating switch A circulating switch comprises switch modules of moderate capacities interconnected by a passive rotator. Data is sent from a one switch module to another switch module either directly, traversing the rotator once, or indirectly through at least one intermediate swi... | 07/28/2009 |
| 7567557 | Method, system and apparatus for multifabric pragmatically truncated progress execution A process, system and device to generate an ordered list based on latency for an operation having many different fabric types. To execute the operation for a first fabric having least latency of other fabrics while progress is made executing the operation for the fi... | 07/28/2009 |
| 7545804 | High throughput rotator switch having excess tandem buffers A rotator switch including more tandem buffers than inputs is disclosed. An input data conditioner formats data to be transferred from the multiple inputs to the tandem buffers. Excess tandem buffers allow data to be transferred from inputs to tandem buffers at a ra... | 06/09/2009 |
| 7535897 | Packets switching system for telecommunications network node In order to switch selectively via a packets switching matrix waiting in the input modules (IMi) to address output modules, an arbitration function (CSC) selects by successive cycles, from all the pairs of input and output modules, separate subsets. Each cycle compr... | 05/19/2009 |
| 7535896 | Routing control system, routing control device, and routing control method The routing control system 100 according to the present invention comprises a control server 1 as the control system, and routers 10-60 as the transfer system. The control server 1 receives the temporary routing control table which... | 05/19/2009 |
| 7535895 | Selectively switching data between link interfaces and processing engines in a network switch Technology is disclosed for directing data through a network switch. One version of a network switch employs a mid-plane architecture that allows data to be directed between any link interface and any processing engine. Each time slot of data from an ingress link in... | 05/19/2009 |
| 7525957 | Input/output router for storage networks A blade server is disclosed, comprised of multiple server blades that plug into a midplane from the front, and an I/O router including multiple IOCs (one for each server blade) and an embedded switch that plugs into the midplane from the back. The midplane carries P... | 04/28/2009 |
| 7463625 | Stackable switch port collapse mechanism A method and apparatus for providing data communication between stations on a network which optimizes the amount of resources required for a network switch. A first data frame is encoded with a source station identifier for the first station and a source switch iden... | 12/09/2008 |
| 7460527 | Port aggregation for fibre channel interfaces According to the present invention, methods and apparatus are provided to allow efficient and effective aggregation of ports into port channels in a fiber channel network. A local fiber channel switch can automatically identify compatible ports and initiate exchange... | 12/02/2008 |
| 7453870 | Backplane for switch fabric A backplane employed in a switch fabric, having the capability to allow signal communication between at least two modules. Two or more of the modules being adapted to employ different topologies from the following types of topologies: star, dual star, mesh, and casc... | 11/18/2008 |
| 7447197 | System and method of providing network node services A network node for processing messages transmitted via a network, the node including: a first circuit providing a processor-based node path; a second circuit, coupled to the first circuit, providing a switch-based node path; and a memory storing mapping information ... | 11/04/2008 |
| 7444453 | Address translation device A method to facilitate I2C communication between a host device and a slave device where the slave device shares a common physical address with another slave device on the I2C bus. The method includes detecting an incoming address on the I2C bus, translating the inco... | 10/28/2008 |
| 7436845 | Input and output buffering An Infiniband device is provided. The device has a plurality of input/output ports. Each port has associated therewith an input buffer for storage of a packet received at that port. Each port also has associated therewith a plurality of output buffers for storage of... | 10/14/2008 |
| 7433349 | Automatic compiling of address filter information Automatic compilation of address filter information permits a cable modem to route incoming data packets to destination devices. A cable modem uses address filter information, such as for example, a list of addresses of communication devices that have previously reg... | 10/07/2008 |
| 7420976 | System directing flow of packets by-passing policy-based application for processing by policy engine according to action specification in policy cache A hardware-based policy engine that employs a policy cache to process packets of network traffic. The policy engine includes a stream classifier that associates each packet with at least one action processor based on data in the packet, and the action processor furt... | 09/02/2008 |
| 7420966 | Connection control module A connection control module of a switching node in a telecommunications network, and adapted to communicate to a service control module of the switching node is further adapted to communicate to at least one other connection control module of the switching node. Thi... | 09/02/2008 |
| 7411945 | Adaptive router architecture enabling efficient internal communication A router comprising a plurality of elements, each having an element identifier, subdivided into a plurality of groups of at least one element. Each group has a common identifier and each member within each group shares redundant capabilities. Each element is capable... | 08/12/2008 |
| 7408927 | High performance switch fabric element and switch systems A high performance switch fabric element and flexible link interconnection topologies and frame addressing techniques therefor are disclosed. The fabric element, which may be a 16 port ASIC with internal steerable interconnection among all ports. The fabric element ... | 08/05/2008 |
| 7406075 | Crossbar switch, method for controlling operation thereof, and program for controlling operation thereof A small cost-effective crossbar switch is provided. A switch circuit is disposed in each of a plurality of nodes which are cascade connected with each other in a plurality of stages. Each switch circuit receives from a node of a previous stage a designated address t... | 07/29/2008 |
| 7406074 | Bundling messages in communication networks Multiple requests to set up and/or tear down connections in a node of a communication network (or multiple failure notifications) are bundled together for transmission within the network. In an “inter-nodal” embodiment, multiple connection requests/failure notif... | 07/29/2008 |
| 7400629 | CAM based system and method for re-sequencing data packets A system for resequencing data packets is disclosed. In a preferred embodiment, the system operates in a parallel packet switch architecture having at least one egress adapter arranged to receive data packets issued from a plurality of ingress adapters and switched ... | 07/15/2008 |
| 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 |
| 7394814 | Method and apparatus for rendering a cell-based switch useful for frame based application protocols A method for providing an early packet termination such that prior to the complete transmission of the number of cells specified in the first cell of a packet, a crossbar connection is released. The act of releasing the connection is triggered on recognition of an E... | 07/01/2008 |
| 7389360 | Context switched route lookup key engine A key engine that performs route lookups for a plurality of keys may include a data processing portion configured to process one data item at a time and to request data when needed. A buffer may be configured to store a partial result from the data processing portio... | 06/17/2008 |
| 7385964 | System, method and computer program for changing over between a voice transmission and a fax transmission To switch back a fax transmission in line with T.38 to a voice transmission over an IP network, the invention proposes transferring the transmission data stored in the media gateway controller at a first end to the media gateway controller at a second end over a sig... | 06/10/2008 |
| 7385968 | Packet switching system for a communication network node The switching system includes input modules (IM1, IM2, IMi, IMn) each connected to a switching matrix (1) and to a corresponding controller (2). Each input module (IMi) organizes packets that it receives into digital data blocks with a fi... | 06/10/2008 |
| 7382774 | Bankover connection system A bankover connector is disclosed for enabling maximized readable signal output from a trunk line comprising a number of grouped trunk line conductors, each line conductor grouping carrying a select readable signal. The bankover connector comprises a trunk line inte... | 06/03/2008 |
| 7382757 | Method for supporting a plurality of subscribers operating on different frequency bands using a single access point The present invention allows a single access point (“AP”; 100) to support a plurality of devices (102, 104) operating on different frequency bands. During a first period of time, the AP initiates a contention free period at a first frequency. The A... | 06/03/2008 |
| 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 |
| 7373111 | Communication access apparatus, systems, and methods An apparatus and a system, as well as a method and article, may operate to reserve access for a source device included in a plurality N of source devices to N−1 logical channels accessible by a set of target devices included in the plurality of source devices by c... | 05/13/2008 |
| 7372852 | Integrated circuit capable of balancing switch transitions A method according to one embodiment may include controlling, by an integrated circuit, a first plurality of switches to generate a first output signal having a first amplitude and a second amplitude and a second plurality of switches to generate a second output sig... | 05/13/2008 |
| 7372805 | Traffic grooming methods for undersea trunk and branch architectures In a network architecture, selective grooming is performed. In selective grooming, a low traffic node is coupled (a) directly to an other low traffic node via a high capacity trunk, and (b) to a high traffic node via a high capacity trunk such that only a portion of... | 05/13/2008 |
| 7369525 | Method for increasing the flexibility of a communication network with separated call control and bearer control A method in a communication network having separate call control and bearer control for interfacing the network with a further network that utilizes monolithic signaling. The method increases the flexibility of an existing payload connection, especially in the case ... | 05/06/2008 |
| 7368835 | Power distribution system and method A backplane in a power distribution shelf has power outputs connected to corresponding primary card slots and adjacent card slots. Power distribution cards are seated in the card slots. A maintenance card can be configured to selectively provide redundant power to t... | 05/06/2008 |
