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| Number | Title | Issue Date |
| 7307947 | Protection system, layer 2 function block, node and ring network enabling wideband transmission of working traffic and protection of protection channel traffic A ring network having a plurality of nodes connected by a working channel and a protection channel. When no failure exists, the working channel and the protection channel are link-aggregated into one virtual channel, and the transmission of the working traffic is ca... | 12/11/2007 |
| 7307946 | Protection system, virtual concatenation processing block, node and ring network A protection system, a virtual concatenation processing block, a node and a ring network, in which bands of ring network system are effectively utilized when no failure occurs on the network, and all data can be transmitted to destinations using an LCAS function eve... | 12/11/2007 |
| 7304954 | Identification of non-performing switches in the path of a connection A connection-trace standard is used to collect cell-drop information from switches in the path of a network connection in order to identify non-performing switches. Special codes may be inserted in the vendor specific fields of the trace transit list information ele... | 12/04/2007 |
| 7304976 | Method and apparatus for control and routing of wireless sensor networks A scalable, minimum node complexity, energy efficient, and error-resilient routing method for wireless sensor networks is described. The network is partitioned into regions by power controlled base station scans using a directional antenna. Routing is performed usin... | 12/04/2007 |
| 7304973 | IEEE 802.11 burst acknowledgement interface A system and method are provided for defining a Burst ACK interface in an IEEE 802.11 network. The method comprising: using Burst ACK primitives to negotiate between peer station management entities (SMEs); establishing an interface between peer MAC entities associa... | 12/04/2007 |
| 7304956 | Extended wrap mode with source/destination wrap Apparatus and method for automatically testing hardware and software components of a system. A request type message is generated in the software component of the system. A request-type message, including a destination address and a source address, is made to travers... | 12/04/2007 |
| 7304957 | Methods and systems for simultaneous, multi-channel link fault sectionalization testing Method and systems for simultaneously performing link fault sectionalization (LFS) tests for multiple time division multiplexed (TDM) channels are disclosed. An LFS test state machine may simultaneously process test data for multiple TDM channels by receiving test d... | 12/04/2007 |
| 7302700 | Method and apparatus for implementing a layer 3/layer 7 firewall in an L2 device Methods and apparatus for transferring packets in a packet switched communication system. A system is provided that includes an L2 device including a controller determining for each packet received whether the received packet is to be inspected, an inspection device... | 11/27/2007 |
| 7301909 | Trouble-ticket generation in network management environment The automatic generation and storage of bundled error messages indicative of fault conditions of one or more managed networks is disclosed. The error messages may provide more complete information relating to the managed networks such as information indicative of a ... | 11/27/2007 |
| 7301661 | Communication terminal device and method of controlling same A communication terminal device which comprises an SIP call control unit that performs call control by using an SIP (Session Initiation Protocol), a recognition unit that recognizes that a calling has become an error according to a response signal sent back from a c... | 11/27/2007 |
| 7298694 | Apparatus and method for GFP frame transfer To allow performance monitoring of the end-to-end path from the Ingress node to the Egress node of the GFP network by an FCS (Frame Check Sequence) check in a GFP (Generic Frame Procedure) frame, the FCS generation target area is set in the payload field of the GFP ... | 11/20/2007 |
| 7296177 | Method, system, and network entity for detecting a connection fault A method, a system, and a network entity enable a detection of a connection fault and perform the switch-over in less than 50 ms. CV packets are being sent, for example, 1/10 ms (1 CV packet per 10 ms) or 1/15 ms (1 CV packet per 15 ms). The interval of the CV packe... | 11/13/2007 |
| 7296081 | Packet reception apparatus and packet reception method Without RTP receiver 106 receiving a BYE packet, end time determiner 111 takes into consideration packet loss information from packet loss monitor 110 and the situation regarding RTP packet reception from RTP receiver 106, and determines ... | 11/13/2007 |
| 7296204 | Error correction apparatus and method A system, method and data structure for error correction for use in the transmission of content data distribution networks uses a compressed memory, for example a bitmap, to identify portions of transmitted content data files where transmission errors have occurred.... | 11/13/2007 |
| 7292608 | Method and apparatus for transferring synchronous optical network/synchronous digital hierarchy(SONET/SDH) frames on parallel transmission links The present invention relates to methods and systems for transferring SONET/SDH frames between nodes by mapping the SONET/SDH frames onto individual channels of data and transferring the SONET/SDH frames over parallel transmission links. More particularly, the metho... | 11/06/2007 |
| 7289347 | System and method for optically interconnecting memory devices A memory device includes a semiconductor substrate in which memory circuitry has been fabricated. An address converter and a control signal converter are coupled to an address decoder and control logic, respectively. The address and control converters are operable t... | 10/30/2007 |
| 7289449 | Device and method for managing fault detection and fault isolation in voice and data networks The present invention provides a device and method for managing fault detection and isolation in voice and data networks. Specifically, the present invention is a device and method for fault detection and fault isolation that can be used to validate connectivity of ... | 10/30/2007 |
| 7286843 | Identifying remote radio units in a communication system A method for identifying a remote radio unit in a communication system comprises a plurality of remote radio units communicating with a central unit and pattern providing means for providing information about dedicated gain change patterns of the remote radio units.... | 10/23/2007 |
| 7282947 | Memory module and method having improved signal routing topology A registered memory module includes several memory devices coupled to a register through a plurality of transmission lines forming a symmetrical tree topology. The tree includes several branches each of which includes two transmission lines coupled only at its ends ... | 10/16/2007 |
| 7283479 | Cable TV system or other similar communication system A cable TV system, which is arranged to permit a transmission of signals in the return direction from local networks (10), included in the system, to a head end (11) of the system within a predetermined carrier frequency band, serving for the transmiss... | 10/16/2007 |
| 7283521 | System and method for reporting communication related information in a packet mode communication A method for lawful interception of communication related information is disclosed. In the preferred embodiment, the method includes detecting the occurrence of an event in a packet data network. The method also includes collecting communication related information ... | 10/16/2007 |
| 7283464 | Method and apparatus for a switch fabric in a data transport system Embodiments of a method and/or apparatus for a switch fabric in a data transport system are disclosed. ... | 10/16/2007 |
| 7283555 | Method and apparatus for determining a polling interval in a network management system A method and apparatus for determining a time interval for periodically polling a device on a network 1 is described. The method determines the most restrictive link on the path to the network device, the level of restrictiveness of a link being dependent on ... | 10/16/2007 |
| 7283484 | Network segmentation method A method includes obtaining first information indicative of instability of a data communication network. The method also includes isolating a first portion of a network from a second portion of the network responsive to the obtained first information. After a predet... | 10/16/2007 |
| 7283466 | Tracking physical route changes in optical switching network A method and system for tracking physical route changes in an optical switching network. One embodiment comprises a method for detecting changes in physical routes of connections within an optical switching network. The method includes receiving an event message fro... | 10/16/2007 |
| 7284148 | Method and system for self-healing in routers A method and system for self-healing of routers within a distributed computer network. In response to a detected communication error at a local router over a primary communication path to a distant router, an alternate path is established. Thereafter, a diagnostic p... | 10/16/2007 |
| 7280485 | Method and apparatus for diagnosing FC-AL system link Upon detection of a fault of a loop or any of disk apparatuses 30, 40, and 50, an FC-AL control unit 15 notifies an MPU11 of contents of the fault. The MPU11 records a fault history for each disk apparatus in a memory circuit 12... | 10/09/2007 |
| 7281170 | Help desk systems and methods for use with communications networks A network management system includes a fault diagnosis system, a topology mapper, an impact analyzer and a help desk system. The a help desk system includes a user interaction module, and a fault diagnosis interaction module. The user interaction module is construct... | 10/09/2007 |
| 7280488 | Communication device, network system using same, and method of constructing spanning tree Spanning tree bridge is devised to minimize the service interruption time after occurrence of a fault in a network or in a component of the network by enabling faster recovery from the fault and by limiting tree reconstruction to a smallest possible area. In a bridg... | 10/09/2007 |
| 7276914 | System and method for guided TDR/TDT computerized tomography A system for detecting a defect or discontinuity in media or at an interface of the media includes a signal generator; a transmission path coupled to the signal generator, wherein the transmission path is arranged along or through the media; a detection circuit for ... | 10/02/2007 |
| 7278060 | System and method for on-board diagnostics of memory modules A memory hub includes an on-board diagnostic engine through which diagnostic testing and evaluation of the memory system can be performed. The memory hub includes a link interface for receiving memory requests for access to memory devices of the memory system and a ... | 10/02/2007 |
| 7278061 | Building packets of data for testing a communication network A system for building a packet of test data for testing a communications network comprises a characterizing component which describes one or more protocols by providing one or more rules which are used to build the packet of test data. The system also includes a pac... | 10/02/2007 |
| 7277442 | Ethernet-to-ATM interworking that conserves VLAN assignments Interworking of first and second networks (12, 14) is accomplished by an interworking facility (30) that serves to map the destination address in first frames received from the first network into second destinations addresses compatible with the second... | 10/02/2007 |
| 7274861 | Information recording medium, and apparatus and method for recording information to information recording medium An information recording medium achieves high speed conversion of a signal input externally from MPEG-TS to MPEG-PS complying with the DVD standard. An apparatus and a method are used to record information to the information recording medium. A constrained format wh... | 09/25/2007 |
| 7274787 | Scheduled return to queue with priority (SRQP) A system and method of distributing contact volume in a contact center when the volume of incoming calls greatly exceeds the number of agents currently answering calls. In an embodiment of the invention, the caller calling in at such a peak time is notified of the r... | 09/25/2007 |
| 7274663 | System and method for testing differentiated services in a value add network service A system for determining network characteristics includes a processor including a packet generation component and a packet evaluation component. The packet generation component generates send test packets for communication into the network. The packet evaluation com... | 09/25/2007 |
| 7272147 | Information transfer equipment In an information transfer equipment which executes a monitoring control of a channel portion by transmitting/receiving monitoring control information between the channel portion and a common portion, the common portion stores predetermined information in conjunctio... | 09/18/2007 |
| 7272682 | Memory hub bypass circuit and method A computer system and a method used to access data from a plurality of memory devices with a memory hub. The computer system includes a plurality of memory modules coupled to a memory hub controller. Each of the memory modules includes the memory hub and the plurali... | 09/18/2007 |
| 7268690 | Industrial ethernet switch According to one embodiment of the invention a rugged Ethernet switch includes a housing and a passive cooling system associated with the housing and being devoid of fans as operable to cool the Ethernet switch. Ethernet switch also includes software operable to per... | 09/11/2007 |
| 7266078 | Line backup method and system A control PVC is set up on a line connecting between exchange units, and periodic communication is performed between the exchange units using the control PVC. The periodic communication is monitored at each exchange unit for detection of a line failure and, at each ... | 09/04/2007 |
