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| Number | Title | Issue Date |
| 8130074 | Method for discarding all segments corresponding to same packet in a buffer The technology described relates to management of data packets and buffers comprising segments of data packets in a mobile communication system. Information associated with data packet segments is analyzed by a Base Station System (BSS) housing a data buffer. Based ... | 03/06/2012 |
| 7359988 | Subnet of power line communication network, method for setting up the same, electronic appliance connected to the same, and communication module used in electronic appliance A communication network for detecting and regulating identifier overlap generated after subnet is created includes a communication module including a starting means for starting a subnet creation sequence; identifier generating means for generating at least two type... | 04/15/2008 |
| 7356614 | Method for detecting and regulating identifier overlap on power line communication network, electronic appliance connected to subnet of power line communication network, and communication module used in electronic appliance A method for detecting and regulating subnet identifier overlap on a power line communication network includes a communication module. The communication module includes an identifier generating means for generating at least two identifiers for identifying a home sub... | 04/08/2008 |
| 7353362 | Multiprocessor subsystem in SoC with bridge between processor clusters interconnetion and SoC system bus A System-on-Chip (SoC) component comprising a single independent multiprocessor subsystem core including a plurality of multiple processors, each multiple processor having a local memory associated therewith forming a processor cluster; and a switch fabric means con... | 04/01/2008 |
| 7191021 | Remote management of field devices in a manufacturing plant A client connected to a field device management station (FDMS) by a wireless path. An operator can issue commands to any field devices from the client. As a result, the operator can manage the field devices from any remote location. In addition, the FDMS may be conn... | 03/13/2007 |
| 7139239 | Self-healing control network for building automation systems In building automation architectures, components may be associated through physical communications paths and at a different level through building automation applications. Building automation applications implement control processes for a building function. Due to c... | 11/21/2006 |
| 7009934 | Method and apparatus for rerouting an optical network upon fault A system and method for automatically generating a topology of a network having synchronous optical network (SONET) switches. Switches in the network pass information about itself to other switches in the network so that every switch can maintain a topology of the n... | 03/07/2006 |
| 6996681 | Modular interconnection architecture for an expandable multiprocessor machine, using a multilevel bus hierarchy and the same building block for all the levels The present invention relates to a modular interconnection architecture for an expandable multiprocessor machine. It comprises a first interconnection level (MI) comprising connection agents (NCSi) that connect the multiprocessor modules and handle the transactions ... | 02/07/2006 |
| 6983330 | Method and apparatus for using multiple paths for processing out of band commands One aspect is directed to a method and apparatus for transferring information, through a shared storage system, between first and second processes running on first and second computers, respectively. Both computers are coupled to a data storage system, with the firs... | 01/03/2006 |
| 6928484 | Method and apparatus for discovering edge-disjoint shortest path pairs during shortest path tree computation A method for identifying and choosing a shortest path segment that has an alternate edge disjoint path segment. While routing Unidirectional Path Switched Ring (UPSR) path segments in a graph, there may be several equal distance paths to choose the shortest path fro... | 08/09/2005 |
| 6895441 | Path rerouting mechanism utilizing multiple link bandwidth allocations A path reroute mechanism for use in communication networks comprising multiple searches for a routing path to restore traffic following a failure that could not be protected by a previously established protection route (i.e. protection tunnel, bypass, etc.) or for r... | 05/17/2005 |
| 6614904 | Apparatus and method for effecting a communication arrangement between switch arrays An apparatus is disclosed for effecting a communication arrangement of a plurality of communication circuits between first connection loci of a first switch array and second connection loci of a second switch array. The apparatus comprises: (a) a first co... | 09/02/2003 |
| 6611409 | Line module protection method and device utilizing said method The present invention relates to a line module protection method and a device utilizing that method. According to the line module protection method of the present invention, line module protection is performed by switching the connection from a broken lin... | 08/26/2003 |
| 6531953 | Method of controlling detouring in integrated network and communication device based on such method A method of controlling detouring in an integrated network which includes communication devices includes the steps of registering routes at a communication device connected to terminal devices of respective media types such that the routes include a main ... | 03/11/2003 |
| 6351258 | Switcher system and I/O switching method The present invention switches an input/output route for each signal, even if types of signals are increased, without installing additional switchers. The present invention provides a matrix-shaped switcher, including a group of a plurality of cross-point... | 02/26/2002 |
| 6222821 | System and method for reconfiguring a telecommunications network to its normal state after repair of fault To revert the topology of a network to its original or normal state after an alternate route has been found for bypassing traffic away from a malfunctioned link that has since been repaired, an Operation Support System (OSS) sends to each of the custodial... | 04/24/2001 |
| 6223225 | Dynamically adjustable hybrid two-way data networks Dynamically adjustable hybrid two-way data networks are described which provide a high degree of connectivity. In one embodiment, a two-way CaTV system uses the CaTV plant most of the time, but also uses the public switched telephone network (PSTN) as a b... | 04/24/2001 |
| 6215770 | Method of establishing a connection as well as an exchange, service computer and communications network A requesting terminal signals a call request (CALL) to a control unit of a first communications network. The control unit then determines whether sufficient capacity is available in the first communications network to establish the connection requested by... | 04/10/2001 |
| 6041037 | ATM virtual path switching node In an ATM virtual path switching node, upon being notified of a current virtual path by a virtual path monitoring unit, a link fault determination unit compares the number of faulty current virtual paths with a predetermined threshold value. When the numb... | 03/21/2000 |
| 6038212 | Method and system for optimizing the connection set up time in high speed communication networks for recovering from network failure This method enables optimizing the time required for reestablishing connections between end users attached to a data communication network, which connections were disrupted due to a network failure. The network includes access nodes and transit nodes inte... | 03/14/2000 |
| 6026077 | Failure restoration system suitable for a large-scale network In a failure restoration system comprising a distributed hierarchical routing section which is adapted to set up a main path and previously determine an alternate path for the main path in a network, an alternate path selection section is adapted to obtai... | 02/15/2000 |
| 5884025 | System for packet filtering of data packet at a computer network interface A system for screening data packets transmitted between a network to be protected, such as a private network, and another network, such as a public network. The system includes a dedicated computer with multiple (specifically, three) types of network port... | 03/16/1999 |
| 5862125 | Automated restoration of unrestored link and nodal failures A method and apparatus for restoration of unrestored links and nodal failures utilizes a combination of link and path restoration schemes and most existing message types. This invention begins by using a link restoration scheme, when a fault is detected, ... | 01/19/1999 |
| 5835024 | Multi-stage interconnection network with selectable function switching apparatus The present invention addresses the limitations of prior art ALLNODE switches by including dual priority, adaptive, path seeking, and flash-flood functionalities in a single ALLNODE switch. The switch of the present invention further includes a selection ... | 11/10/1998 |
| 5835482 | Communication system and method providing optimal restoration of failed paths To restore partial outages within a communication network having numerous switching nodes and links interconnecting the nodes, a three-stage distributed restoration protocol is activated to use spare links to bypass failed links and restore normal network... | 11/10/1998 |
| 5821875 | Data switching device A data switching device which implement the data exchange between a plurality of terminals connected to the communication network. Even if the circuit connection exists in the relevant input port and the destination port, since the frame is transmitted to... | 10/13/1998 |
| 5812524 | Deterministic selection of an optimal restoration route in a telecommunications network A deterministic approach further refines the self healing network (SHN) distributed restoration algorithm (DRA) used for restoring traffic disrupted between two adjacent nodes. Upon detection of a fault, the sender node constructs a restoration signal tha... | 09/22/1998 |
| 5809011 | Method for rerouting a packet-mode data connection The invention relates to A method for rerouting a connection-oriented packet-mode data connection, especially an ATM network data connection. In the method, traffic to be transferred between two nodes of the network is rerouted from a first, inactivated r... | 09/15/1998 |
| 5796717 | System for switching from working units to stand-by units A switching system for switching from a unit or units in a working state to a unit or units in a stand-by state in which the units in a stand-by state are provided as either individual stand-by units or as common stand-by units. An individual stand-by uni... | 08/18/1998 |
| 5796718 | Method of and system for intelligent access line protect switching A method and system for providing intelligent protection against access line failures in a telecommunications system including customer premises equipment connected by a plurality of access lines to a data transport network. The system detects a line faul... | 08/18/1998 |
| 5793983 | Input/output channel interface which automatically deallocates failed subchannel and re-segments data block for transmitting over a reassigned subchannel A multi-path channel interface for computer input-output systems includes the ability to define and activate unbalanced groups of unidirectional communications sub-channels for a user application. Protocol independent exchange identifications permit not o... | 08/11/1998 |
| 5781528 | Path switching system and method A path switching system and method for a multiple-node ATM network, in which a plurality of paths can be simultaneously switched preserving proper correspondence thereof. A key choosing unit provided in a node chooses first and second sorting keys out of ... | 07/14/1998 |
| 5781535 | Implementation protocol for SHN-based algorithm restoration platform A system and method for restoring communication between at least one pair of nodes in a network. Distributed intelligence is provided by messaging between adjacent nodes in the network. The messages in combination with user-configurable timers and rules p... | 07/14/1998 |
| 5754118 | Internally redundant microwave switch matrix A switch matrix having internal redundancy by combining outputs of two internal channels to form one single internally redundant channel. 1 by N, M by 1 and M by N switch matrices may be constructed using the principles of the present invention. Each inpu... | 05/19/1998 |
| 5737311 | Failure detection method in a communication channel with several routes A method is provided for detecting failure in a communication channel with at least two routes (A, B), through which at least two stations (X, Y) communicate. According to the method, at least one station repeatedly sends simultaneous messages on routes c... | 04/07/1998 |
| 5734811 | Segment substitution/swap for network restoration pre-plans A system and method are provided to diversely respond to changes in network topology and segment availability that occur between the time a restoration pre-plan is developed and the time it is executed. Changes that have occurred during this time are dete... | 03/31/1998 |
| 5654695 | Multi-function network A multi-stage architecture for providing a single switching component in multiplicity to create a single network capable of performing a multiplicity of functions. One function of the disclosed network is to circumvent the traditional blocking problems in... | 08/05/1997 |
| 5621722 | Method and circuit arrangement for disturbance-free redirection of a message cell stream onto an alternate route Within a cell-oriented communication network (ATMN), a message cell stream supplied to a switching equipment (CCa) located at the start of a path pair is duplicated by the switching equipment in response to a request. The two message cell streams resultin... | 04/15/1997 |
| 5485453 | Method for handling redundant switching planes in packet switches and a packet switch for carrying out the method A switch for the transfer of data packets comprises in the conventional way input ports and output ports and parallel switching planes, which are identical to each other. The switch establishes connections between input ports and output ports through the ... | 01/16/1996 |
| 5479396 | Redundant system having signal path operation function A redundant system includes a redundant structure and a selector of the output signals of the redundant structure the selector further including a selection/operation signal converter and a path operation signal processor provided in each circuit package.... | 12/26/1995 |
