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| Number | Title | Issue Date |
| 7133893 | Opportunistic transmission of portably stored digital data The present invention discloses a system and method to provide memory management for electronic devices having limited and/or finite memory resources. The preferred inventive device packetizes the original digital data stored on the device. A communication controlle... | 11/07/2006 |
| 7133403 | Transport network and method A transport network includes a flexible topology for internally defining transport elements. The transport elements each include a port group having a plurality of geographically distributed ports from the transport network. Point-to-multipoint connectivity is defin... | 11/07/2006 |
| 7133445 | System and method for testing a modem A testing device and methods for operating the device to test a modem in a personal computer are described. A modem tester includes a signal reporting circuit which can report signals received from the modem of the computer. To test the operation of the modem in the... | 11/07/2006 |
| 7133914 | Statistics-preserving ACL flattening system and method A method and system transforms one or more lists for a data communications system into a single list, each list of the one or more lists including a plurality of entries. The method includes removing non-terminating entries from the plurality of entries in the one o... | 11/07/2006 |
| 7133929 | System and method for providing detailed path information to clients Clients are able to use a service to obtain detailed path information. The service provides detailed information concerning which links and switches are traversed in a path in a cluster. The service allows clients to make informed decisions about which paths to use ... | 11/07/2006 |
| 7130263 | Heterogeneous connections on a bi-directional line switched ring In one embodiment, a network element is to be coupled to a first and second span of a number of spans that interconnect a set of network elements to form a ring network. In addition, each of the spans has two sub-spans on which traffic travels in opposite directions... | 10/31/2006 |
| 7130275 | Extended automatic protection switching arrangement An automatic protection arrangement for a communication system (100) provides a working line terminal equipment (300 and a link (1A) for transmitting bearer traffic from a number of bearer payload processors (50-N) to a switching center (... | 10/31/2006 |
| 7130398 | Method and apparatus for managing signaling links in a signaling link set A method and apparatus for managing signaling links in a signaling link set accommodates a plurality of signaling links having different data link formats in a signaling link set connecting adjacent signaling points. The method is preferably one which manages signal... | 10/31/2006 |
| 7130824 | Apparatus and method for load balancing among data communications ports in automated securities trading systems Methods and systems for balancing data communications loads among data communications ports in systems for automated trading of securities. Embodiments typically include receiving acknowledgments of orders previously sent through a port from a broker-dealer system t... | 10/31/2006 |
| 7130274 | Method for detecting connection polarity of network transmission lines and associated detection circuit A method and associated detecting circuitss for detecting and correcting a connection polarity of a network transmission line include two network clients and a network transmission line. One network client utilizes a detecting circuit to count and compare the number... | 10/31/2006 |
| 7127638 | Method and apparatus for preserving data in a high-availability system preserving device characteristic data In a system comprising a plurality of components, characteristic data is stored on programmable read-only-memories (PROMS) on each component. The PROMs are coupled together via a simple bus, and data is retrieved from the PROMs using the bus. The collection of data ... | 10/24/2006 |
| 7126908 | Method of protecting as against span failures in a communication network A method for protecting a span that connects a first node to a second node in a communication network includes the steps of creating a first protection virtual path connecting the first node with the second node through at least a third node using a routing-protocol... | 10/24/2006 |
| 7126907 | Label switched communication network, a method of conditioning the network and a method of data transmission A communication network is provided having source and destination switching routers connected by two different communication paths. A primary label switched path is established on one of the communication paths and a secondary label switched path is established on t... | 10/24/2006 |
| 7126970 | Communication system with balanced transmission bandwidth A communication system such as a distributed packet switch, is described, including multiple nodes with bi-directional transmission links between the nodes, each link comprising of a set of multiple links in parallel. The system provides an automatic balancing the a... | 10/24/2006 |
| 7124187 | Routing of bandwidth guaranteed paths with restoration in an information network Restorable paths in an information network are established in response to arriving traffic requests. Requests are received at a first node of the network for transmission of traffic to a second node of the network, and each request specifies a desired transmission b... | 10/17/2006 |
| 7123831 | Device and method for restoring connections in automatically switchable optical networks An optical communication network, an optical information transmission method and network node devices for use in an optical communication network, in which optical signals are exchanged via a first data link between a first network node device and a second network n... | 10/17/2006 |
| 7123582 | Data transmission system, and node equipment and network management equipment used in the same Pieces of node equipment are each caused to store a management table which shows whether any resource in the system is inhibited from being switched by APS or permitted to be switched by APS. Each of the pieces of node equipment comprises not only an APS control sec... | 10/17/2006 |
| 7120356 | Connection verification for optical switches A connection verification system that provides substantially non-intrusive connection verification for an optical switch, achieved by correlating the low-frequency contents of the input and switched signals. The results of the correlation process are compared agains... | 10/10/2006 |
| 7120111 | Reflector communications channel for automatic protection switching An apparatus and method for a communications network including at least one interface circuit reads frame data received from the communications network and writes frame data to be transmitted over the communications network, the frame data including a plurality of t... | 10/10/2006 |
| 7116905 | Method and system for control signaling in an open ring optical network A method and system for control signaling in an open ring optical network includes transmitting traffic in an optical ring. At each of a plurality of nodes along the ring, local traffic is passively added to and passively dropped from the connected ring. At each nod... | 10/03/2006 |
| 7113699 | Fault forwarding in an optical network A system and method for forwarding fault information in an optical network is disclosed. Responsive to a fault being detected at a node, the fault information is forwarded to the destination node in the form of a loss-of-signal condition by turning off laser transmi... | 09/26/2006 |
| 7113537 | Combined searching and page monitoring using offline sample storage A novel and improved method for performing paging is described. In one embodiment of the invention a searcher is used to detect spread spectrum signals. Samples received RF signals are stored in a sample buffer. During standby mode, the samples are gathered during p... | 09/26/2006 |
| 7110356 | Pre-provisioning a light path setup A system and method of reserving node resources along a desired path through a communications network that can be used to reserve resources across a fault such as an unconnected node interface or a disconnected link. The resource reservation technique is performed o... | 09/19/2006 |
| 7110671 | Method and apparatus for scheduling communication using a star switching fabric In one embodiment, a scheduler for use with a star switching fabric includes a scheduling star switching fabric operable to receive a plurality of packets each associated with one of a plurality of wavelengths and a plurality of selecting elements associated with th... | 09/19/2006 |
| 7110354 | Method of controlling 1+1bi-directional switching operation of asynchronous transfer mode switch A system and method of controlling a bi-directional switching operation for a synchronous transfer mode (STM-1) signal transmission line of an asynchronous transfer mode (ATM) switch is disclosed. The system and method provide a rapid bi-directional switching... | 09/19/2006 |
| 7107334 | Methods and apparatus for redirecting network traffic Methods and apparatus are described for replicating a plurality of original packets in a packet flow which follows a first routing path. The packet flow is received with a first device, the first device being included in the first routing path. In the first device, ... | 09/12/2006 |
| 7106834 | Digital subscriber line diagnostic system A communication device transmits very low frequency signals in order to help diagnose the cause of a communication problem in a DSL communication system. The communication problem may be, for example, the inability of a remote data transceiver unit (DTU-R) to succes... | 09/12/2006 |
| 7106779 | Method and apparatus for providing configurable layers and protocols in a communications system The layers and protocols of an air interface layering architecture are designed to be modular and can be modified and upgraded to support new features, perform complex tasks, and implement additional functionality. Prior to commencement of data communication between... | 09/12/2006 |
| 7106743 | Telecommunications system including live operators Apparatus and methods are provided for effecting telephonic communication. In one aspect of the invention, a telecommunications system includes a hub location including a call center front end, one or more remote locations each including a call center back end, and ... | 09/12/2006 |
| 7106721 | Telephone communication system over a single telephone line An improved telephone system over a single telephone line within a residence or other building is disclosed, supporting exchange features and enabling easy expansion for multiple external lines. The existing telephone wiring is used as the medium for a local data co... | 09/12/2006 |
| 7103820 | System and method for interleaving forward error correction code words across multiple communication connections A forward error correction system comprises a forward error correction (FEC) module and a transmission module. The FEC module is configured to define a plurality of FEC code words, and the transmission module is configured to transmit the FEC code words to a remote ... | 09/05/2006 |
| 7103504 | Method and system for monitoring events in storage area networks A method and system for monitoring events in a storage area network is provided. The system includes a threshold monitoring module that receives a message from plural monitoring agents indicating if a parameter varies from a threshold value, and in response to the m... | 09/05/2006 |
| 7103056 | Scheduling the dispatch of cells in multistage switches using a hierarchical arbitration scheme for matching non-empty virtual output queues of a module with outgoing links of the module A multiple phase cell dispatch scheme, in which each phase uses a simple and fair (e.g., round robin) arbitration methods, is described. VOQs of an input module and outgoing links of the input module are matched in a first phase. An outgoing link of an input module ... | 09/05/2006 |
| 7100092 | Method and system for monitoring and testing a communication network A protocol analysis access system (“PAAS”) and a restricted access method for remotely monitoring and testing embedded channels in a signal communicated over a telecommunications network. The PAAS system is capable of accessing a signal from a network circuit th... | 08/29/2006 |
| 7099959 | Network comprising a plurality of network nodes and at least one star node The invention relates to a network comprising a plurality of network nodes. At least part of the network nodes are directly intercoupled via at least one star node. The star node contains a plurality of star interfaces which are assigned to at least one network node... | 08/29/2006 |
| 7099625 | Automobile communications method and system An automobile communication system which can ensure fast hand-over without putting unnecessary burden on mobile stations and can adequately handle changes in road condition is disclosed. For each of the radio zones formed by roadside transceivers arranged along a ro... | 08/29/2006 |
| 7099578 | 1:N protection in an optical terminal A communication network includes first and second terminals, nodes, and links. The first node is coupled to the first terminal through the first link, and coupled to the second terminal through the second link and the second node. The first node preferably includes ... | 08/29/2006 |
| 7099327 | Data communications networks with high performance and reliability An Optical Transport Network (OTN) (comprising a number of OTN nodes) uses an Internet Protocol (IP) based control plane (out-of-band signaling on a separate wavelength). Each OTN node of the IP-based control plane performs dual-feeding and dual-selecting of signali... | 08/29/2006 |
| 7099308 | Router for use with a link that has a set of concurrent channels An asymmetrical network is disclosed for coupling customer-premises Internet hosts such as personal computers to the Internet. The head end of a CATV system has a high-bandwidth connection to the Internet. The CATV system supports a plurality of concurrent channels ... | 08/29/2006 |
| 7099277 | Dynamic optimal path selection in multiple communications networks A method and system connects a first terminal via multiple networks to a second terminal. An environment description is acquired and parsed by a description parser into cost parameters using a set of rules. An objective function evaluates the cost parameters to dete... | 08/29/2006 |
